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      1 /*
      2  * Copyright (C) Texas Instruments - http://www.ti.com/
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 /**
     18 * @file OMXCameraAdapter.cpp
     19 *
     20 * This file maps the Camera Hardware Interface to OMX.
     21 *
     22 */
     23 
     24 #include "CameraHal.h"
     25 #include "OMXCameraAdapter.h"
     26 #include "ErrorUtils.h"
     27 #include "TICameraParameters.h"
     28 #include <signal.h>
     29 #include <math.h>
     30 
     31 #include <cutils/properties.h>
     32 #define UNLIKELY( exp ) (__builtin_expect( (exp) != 0, false ))
     33 static int mDebugFps = 0;
     34 static int mDebugFcs = 0;
     35 
     36 #undef TRUE
     37 #undef FALSE
     38 
     39 #define HERE(Msg) {CAMHAL_LOGEB("--===line %d, %s===--\n", __LINE__, Msg);}
     40 
     41 namespace android {
     42 
     43 #undef LOG_TAG
     44 ///Maintain a separate tag for OMXCameraAdapter logs to isolate issues OMX specific
     45 #define LOG_TAG "CameraHAL"
     46 
     47 //frames skipped before recalculating the framerate
     48 #define FPS_PERIOD 30
     49 
     50 Mutex gAdapterLock;
     51 /*--------------------Camera Adapter Class STARTS here-----------------------------*/
     52 
     53 status_t OMXCameraAdapter::initialize(CameraProperties::Properties* caps)
     54 {
     55     LOG_FUNCTION_NAME;
     56 
     57     char value[PROPERTY_VALUE_MAX];
     58     property_get("debug.camera.showfps", value, "0");
     59     mDebugFps = atoi(value);
     60     property_get("debug.camera.framecounts", value, "0");
     61     mDebugFcs = atoi(value);
     62 
     63     TIMM_OSAL_ERRORTYPE osalError = OMX_ErrorNone;
     64     OMX_ERRORTYPE eError = OMX_ErrorNone;
     65     status_t ret = NO_ERROR;
     66 
     67 
     68     mLocalVersionParam.s.nVersionMajor = 0x1;
     69     mLocalVersionParam.s.nVersionMinor = 0x1;
     70     mLocalVersionParam.s.nRevision = 0x0 ;
     71     mLocalVersionParam.s.nStep =  0x0;
     72 
     73     mPending3Asettings = 0;//E3AsettingsAll;
     74     mPendingCaptureSettings = 0;
     75 
     76     if ( 0 != mInitSem.Count() )
     77         {
     78         CAMHAL_LOGEB("Error mInitSem semaphore count %d", mInitSem.Count());
     79         LOG_FUNCTION_NAME_EXIT;
     80         return NO_INIT;
     81         }
     82 
     83     ///Update the preview and image capture port indexes
     84     mCameraAdapterParameters.mPrevPortIndex = OMX_CAMERA_PORT_VIDEO_OUT_PREVIEW;
     85     // temp changed in order to build OMX_CAMERA_PORT_VIDEO_OUT_IMAGE;
     86     mCameraAdapterParameters.mImagePortIndex = OMX_CAMERA_PORT_IMAGE_OUT_IMAGE;
     87     mCameraAdapterParameters.mMeasurementPortIndex = OMX_CAMERA_PORT_VIDEO_OUT_MEASUREMENT;
     88     //currently not supported use preview port instead
     89     mCameraAdapterParameters.mVideoPortIndex = OMX_CAMERA_PORT_VIDEO_OUT_PREVIEW;
     90 
     91     eError = OMX_Init();
     92     if (eError != OMX_ErrorNone) {
     93         CAMHAL_LOGEB("OMX_Init() failed, error: 0x%x", eError);
     94         return ErrorUtils::omxToAndroidError(eError);
     95     }
     96     mOmxInitialized = true;
     97 
     98     ///Get the handle to the OMX Component
     99     eError = OMXCameraAdapter::OMXCameraGetHandle(&mCameraAdapterParameters.mHandleComp, (OMX_PTR)this);
    100     if(eError != OMX_ErrorNone) {
    101         CAMHAL_LOGEB("OMX_GetHandle -0x%x", eError);
    102     }
    103     GOTO_EXIT_IF((eError != OMX_ErrorNone), eError);
    104 
    105     mComponentState = OMX_StateLoaded;
    106 
    107     CAMHAL_LOGVB("OMX_GetHandle -0x%x sensor_index = %lu", eError, mSensorIndex);
    108     eError = OMX_SendCommand(mCameraAdapterParameters.mHandleComp,
    109                                   OMX_CommandPortDisable,
    110                                   OMX_ALL,
    111                                   NULL);
    112 
    113     if(eError != OMX_ErrorNone) {
    114          CAMHAL_LOGEB("OMX_SendCommand(OMX_CommandPortDisable) -0x%x", eError);
    115     }
    116     GOTO_EXIT_IF((eError != OMX_ErrorNone), eError);
    117 
    118     // Register for port enable event
    119     ret = RegisterForEvent(mCameraAdapterParameters.mHandleComp,
    120                                  OMX_EventCmdComplete,
    121                                  OMX_CommandPortEnable,
    122                                  mCameraAdapterParameters.mPrevPortIndex,
    123                                  mInitSem);
    124     if(ret != NO_ERROR) {
    125          CAMHAL_LOGEB("Error in registering for event %d", ret);
    126          goto EXIT;
    127     }
    128 
    129     // Enable PREVIEW Port
    130     eError = OMX_SendCommand(mCameraAdapterParameters.mHandleComp,
    131                                  OMX_CommandPortEnable,
    132                                  mCameraAdapterParameters.mPrevPortIndex,
    133                                  NULL);
    134     if(eError != OMX_ErrorNone) {
    135         CAMHAL_LOGEB("OMX_SendCommand(OMX_CommandPortEnable) -0x%x", eError);
    136     }
    137     GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
    138 
    139     // Wait for the port enable event to occur
    140     ret = mInitSem.WaitTimeout(OMX_CMD_TIMEOUT);
    141     if ( NO_ERROR == ret ) {
    142          CAMHAL_LOGDA("-Port enable event arrived");
    143     } else {
    144          ret |= RemoveEvent(mCameraAdapterParameters.mHandleComp,
    145                             OMX_EventCmdComplete,
    146                             OMX_CommandPortEnable,
    147                             mCameraAdapterParameters.mPrevPortIndex,
    148                             NULL);
    149          CAMHAL_LOGEA("Timeout for enabling preview port expired!");
    150          goto EXIT;
    151      }
    152 
    153     // Select the sensor
    154     OMX_CONFIG_SENSORSELECTTYPE sensorSelect;
    155     OMX_INIT_STRUCT_PTR (&sensorSelect, OMX_CONFIG_SENSORSELECTTYPE);
    156     sensorSelect.eSensor = (OMX_SENSORSELECT) mSensorIndex;
    157     eError = OMX_SetConfig(mCameraAdapterParameters.mHandleComp, ( OMX_INDEXTYPE ) OMX_TI_IndexConfigSensorSelect, &sensorSelect);
    158     if ( OMX_ErrorNone != eError ) {
    159         CAMHAL_LOGEB("Error while selecting the sensor index as %d - 0x%x", mSensorIndex, eError);
    160         return BAD_VALUE;
    161     } else {
    162         CAMHAL_LOGDB("Sensor %d selected successfully", mSensorIndex);
    163     }
    164 
    165     printComponentVersion(mCameraAdapterParameters.mHandleComp);
    166 
    167     mBracketingEnabled = false;
    168     mBracketingBuffersQueuedCount = 0;
    169     mBracketingRange = 1;
    170     mLastBracetingBufferIdx = 0;
    171     mOMXStateSwitch = false;
    172 
    173     mCaptureSignalled = false;
    174     mCaptureConfigured = false;
    175     mRecording = false;
    176     mWaitingForSnapshot = false;
    177     mSnapshotCount = 0;
    178 
    179     mCapMode = HIGH_QUALITY;
    180     mIPP = IPP_NULL;
    181     mVstabEnabled = false;
    182     mVnfEnabled = false;
    183     mBurstFrames = 1;
    184     mCapturedFrames = 0;
    185     mPictureQuality = 100;
    186     mCurrentZoomIdx = 0;
    187     mTargetZoomIdx = 0;
    188     mPreviousZoomIndx = 0;
    189     mReturnZoomStatus = false;
    190     mZoomInc = 1;
    191     mZoomParameterIdx = 0;
    192     mExposureBracketingValidEntries = 0;
    193     mSensorOverclock = false;
    194     mIternalRecordingHint = false;
    195 
    196     mDeviceOrientation = 0;
    197     mCapabilities = caps;
    198     mZoomUpdating = false;
    199     mZoomUpdate = false;
    200 
    201     mEXIFData.mGPSData.mAltitudeValid = false;
    202     mEXIFData.mGPSData.mDatestampValid = false;
    203     mEXIFData.mGPSData.mLatValid = false;
    204     mEXIFData.mGPSData.mLongValid = false;
    205     mEXIFData.mGPSData.mMapDatumValid = false;
    206     mEXIFData.mGPSData.mProcMethodValid = false;
    207     mEXIFData.mGPSData.mVersionIdValid = false;
    208     mEXIFData.mGPSData.mTimeStampValid = false;
    209     mEXIFData.mModelValid = false;
    210     mEXIFData.mMakeValid = false;
    211 
    212     // initialize command handling thread
    213     if(mCommandHandler.get() == NULL)
    214         mCommandHandler = new CommandHandler(this);
    215 
    216     if ( NULL == mCommandHandler.get() )
    217     {
    218         CAMHAL_LOGEA("Couldn't create command handler");
    219         return NO_MEMORY;
    220     }
    221 
    222     ret = mCommandHandler->run("CallbackThread", PRIORITY_URGENT_DISPLAY);
    223     if ( ret != NO_ERROR )
    224     {
    225         if( ret == INVALID_OPERATION){
    226             CAMHAL_LOGDA("command handler thread already runnning!!");
    227             ret = NO_ERROR;
    228         } else
    229         {
    230             CAMHAL_LOGEA("Couldn't run command handlerthread");
    231             return ret;
    232         }
    233     }
    234 
    235     // initialize omx callback handling thread
    236     if(mOMXCallbackHandler.get() == NULL)
    237         mOMXCallbackHandler = new OMXCallbackHandler(this);
    238 
    239     if ( NULL == mOMXCallbackHandler.get() )
    240     {
    241         CAMHAL_LOGEA("Couldn't create omx callback handler");
    242         return NO_MEMORY;
    243     }
    244 
    245     ret = mOMXCallbackHandler->run("OMXCallbackThread", PRIORITY_URGENT_DISPLAY);
    246     if ( ret != NO_ERROR )
    247     {
    248         if( ret == INVALID_OPERATION){
    249             CAMHAL_LOGDA("omx callback handler thread already runnning!!");
    250             ret = NO_ERROR;
    251         }else
    252         {
    253             CAMHAL_LOGEA("Couldn't run omx callback handler thread");
    254             return ret;
    255         }
    256     }
    257 
    258     //Remove any unhandled events
    259     if (!mEventSignalQ.isEmpty()) {
    260         for (unsigned int i = 0 ;i < mEventSignalQ.size(); i++ ) {
    261             TIUTILS::Message *msg = mEventSignalQ.itemAt(i);
    262             //remove from queue and free msg
    263             if ( NULL != msg ) {
    264                 free(msg);
    265             }
    266         }
    267         mEventSignalQ.clear();
    268     }
    269 
    270     OMX_INIT_STRUCT_PTR (&mRegionPriority, OMX_TI_CONFIG_3A_REGION_PRIORITY);
    271     OMX_INIT_STRUCT_PTR (&mFacePriority, OMX_TI_CONFIG_3A_FACE_PRIORITY);
    272     mRegionPriority.nPortIndex = OMX_ALL;
    273     mFacePriority.nPortIndex = OMX_ALL;
    274 
    275     //Setting this flag will that the first setParameter call will apply all 3A settings
    276     //and will not conditionally apply based on current values.
    277     mFirstTimeInit = true;
    278 
    279     memset(mExposureBracketingValues, 0, EXP_BRACKET_RANGE*sizeof(int));
    280     mMeasurementEnabled = false;
    281     mFaceDetectionRunning = false;
    282     mFaceDetectionPaused = false;
    283     mFDSwitchAlgoPriority = false;
    284 
    285     memset(&mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mImagePortIndex], 0, sizeof(OMXCameraPortParameters));
    286     memset(&mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mPrevPortIndex], 0, sizeof(OMXCameraPortParameters));
    287 
    288     //Initialize 3A defaults
    289     ret = init3AParams(mParameters3A);
    290     if ( NO_ERROR != ret ) {
    291         CAMHAL_LOGEA("Couldn't init 3A params!");
    292         goto EXIT;
    293     }
    294 
    295     LOG_FUNCTION_NAME_EXIT;
    296     return ErrorUtils::omxToAndroidError(eError);
    297 
    298     EXIT:
    299 
    300     CAMHAL_LOGDB("Exiting function %s because of ret %d eError=%x", __FUNCTION__, ret, eError);
    301     performCleanupAfterError();
    302     LOG_FUNCTION_NAME_EXIT;
    303     return ErrorUtils::omxToAndroidError(eError);
    304 }
    305 
    306 void OMXCameraAdapter::performCleanupAfterError()
    307 {
    308     if(mCameraAdapterParameters.mHandleComp)
    309         {
    310         ///Free the OMX component handle in case of error
    311         OMX_FreeHandle(mCameraAdapterParameters.mHandleComp);
    312         mCameraAdapterParameters.mHandleComp = NULL;
    313         }
    314 
    315     ///De-init the OMX
    316     OMX_Deinit();
    317     mComponentState = OMX_StateInvalid;
    318 }
    319 
    320 OMXCameraAdapter::OMXCameraPortParameters *OMXCameraAdapter::getPortParams(CameraFrame::FrameType frameType)
    321 {
    322     OMXCameraAdapter::OMXCameraPortParameters *ret = NULL;
    323 
    324     switch ( frameType )
    325     {
    326     case CameraFrame::IMAGE_FRAME:
    327     case CameraFrame::RAW_FRAME:
    328         ret = &mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mImagePortIndex];
    329         break;
    330     case CameraFrame::PREVIEW_FRAME_SYNC:
    331     case CameraFrame::SNAPSHOT_FRAME:
    332     case CameraFrame::VIDEO_FRAME_SYNC:
    333         ret = &mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mPrevPortIndex];
    334         break;
    335     case CameraFrame::FRAME_DATA_SYNC:
    336         ret = &mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mMeasurementPortIndex];
    337         break;
    338     default:
    339         break;
    340     };
    341 
    342     return ret;
    343 }
    344 
    345 status_t OMXCameraAdapter::fillThisBuffer(void* frameBuf, CameraFrame::FrameType frameType)
    346 {
    347     status_t ret = NO_ERROR;
    348     OMXCameraPortParameters *port = NULL;
    349     OMX_ERRORTYPE eError = OMX_ErrorNone;
    350     BaseCameraAdapter::AdapterState state;
    351     BaseCameraAdapter::getState(state);
    352 
    353     if ( ( PREVIEW_ACTIVE & state ) != PREVIEW_ACTIVE )
    354         {
    355         return NO_INIT;
    356         }
    357 
    358     if ( NULL == frameBuf )
    359         {
    360         return -EINVAL;
    361         }
    362 
    363     if ( (NO_ERROR == ret) &&
    364          ((CameraFrame::IMAGE_FRAME == frameType) || (CameraFrame::RAW_FRAME == frameType)) &&
    365          (1 > mCapturedFrames) &&
    366          (!mBracketingEnabled)) {
    367         // Signal end of image capture
    368         if ( NULL != mEndImageCaptureCallback) {
    369             mEndImageCaptureCallback(mEndCaptureData);
    370         }
    371         return NO_ERROR;
    372      }
    373 
    374     if ( NO_ERROR == ret )
    375         {
    376         port = getPortParams(frameType);
    377         if ( NULL == port )
    378             {
    379             CAMHAL_LOGEB("Invalid frameType 0x%x", frameType);
    380             ret = -EINVAL;
    381             }
    382         }
    383 
    384     if ( NO_ERROR == ret )
    385         {
    386 
    387         for ( int i = 0 ; i < port->mNumBufs ; i++)
    388             {
    389             if ( port->mBufferHeader[i]->pBuffer == frameBuf )
    390                 {
    391                 eError = OMX_FillThisBuffer(mCameraAdapterParameters.mHandleComp, port->mBufferHeader[i]);
    392                 if ( eError != OMX_ErrorNone )
    393                     {
    394                     CAMHAL_LOGEB("OMX_FillThisBuffer 0x%x", eError);
    395                     goto EXIT;
    396                     }
    397                 mFramesWithDucati++;
    398                 break;
    399                 }
    400             }
    401 
    402         }
    403 
    404     LOG_FUNCTION_NAME_EXIT;
    405     return ret;
    406 
    407 EXIT:
    408     CAMHAL_LOGEB("Exiting function %s because of ret %d eError=%x", __FUNCTION__, ret, eError);
    409     performCleanupAfterError();
    410     //Since fillthisbuffer is called asynchronously, make sure to signal error to the app
    411     mErrorNotifier->errorNotify(CAMERA_ERROR_HARD);
    412     LOG_FUNCTION_NAME_EXIT;
    413     return (ret | ErrorUtils::omxToAndroidError(eError));
    414 }
    415 
    416 status_t OMXCameraAdapter::setParameters(const CameraParameters &params)
    417 {
    418     LOG_FUNCTION_NAME;
    419 
    420     const char * str = NULL;
    421     int mode = 0;
    422     status_t ret = NO_ERROR;
    423     bool updateImagePortParams = false;
    424     int minFramerate, maxFramerate, frameRate;
    425     const char *valstr = NULL;
    426     const char *oldstr = NULL;
    427     int w, h;
    428     OMX_COLOR_FORMATTYPE pixFormat;
    429     BaseCameraAdapter::AdapterState state;
    430     BaseCameraAdapter::getState(state);
    431 
    432     ///@todo Include more camera parameters
    433     if ( (valstr = params.getPreviewFormat()) != NULL )
    434         {
    435         if(strcmp(valstr, (const char *) CameraParameters::PIXEL_FORMAT_YUV420SP) == 0 ||
    436            strcmp(valstr, (const char *) CameraParameters::PIXEL_FORMAT_YUV420P) == 0 ||
    437            strcmp(valstr, (const char *) CameraParameters::PIXEL_FORMAT_YUV422I) == 0)
    438             {
    439             CAMHAL_LOGDA("YUV420SP format selected");
    440             pixFormat = OMX_COLOR_FormatYUV420SemiPlanar;
    441             }
    442         else if(strcmp(valstr, (const char *) CameraParameters::PIXEL_FORMAT_RGB565) == 0)
    443             {
    444             CAMHAL_LOGDA("RGB565 format selected");
    445             pixFormat = OMX_COLOR_Format16bitRGB565;
    446             }
    447         else
    448             {
    449             CAMHAL_LOGDA("Invalid format, CbYCrY format selected as default");
    450             pixFormat = OMX_COLOR_FormatCbYCrY;
    451             }
    452         }
    453     else
    454         {
    455         CAMHAL_LOGEA("Preview format is NULL, defaulting to CbYCrY");
    456         pixFormat = OMX_COLOR_FormatCbYCrY;
    457         }
    458 
    459     OMXCameraPortParameters *cap;
    460     cap = &mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mPrevPortIndex];
    461 
    462     params.getPreviewSize(&w, &h);
    463     frameRate = params.getPreviewFrameRate();
    464     minFramerate = params.getInt(TICameraParameters::KEY_MINFRAMERATE);
    465     maxFramerate = params.getInt(TICameraParameters::KEY_MAXFRAMERATE);
    466     if ( ( 0 < minFramerate ) &&
    467          ( 0 < maxFramerate ) )
    468         {
    469         if ( minFramerate > maxFramerate )
    470             {
    471              CAMHAL_LOGEA(" Min FPS set higher than MAX. So setting MIN and MAX to the higher value");
    472              maxFramerate = minFramerate;
    473             }
    474 
    475         if ( 0 >= frameRate )
    476             {
    477             frameRate = maxFramerate;
    478             }
    479 
    480         if( ( cap->mMinFrameRate != minFramerate ) ||
    481             ( cap->mMaxFrameRate != maxFramerate ) )
    482             {
    483             cap->mMinFrameRate = minFramerate;
    484             cap->mMaxFrameRate = maxFramerate;
    485             setVFramerate(cap->mMinFrameRate, cap->mMaxFrameRate);
    486             }
    487         }
    488 
    489     // TODO(XXX): Limiting 1080p to (24,24) or (15,15) for now. Need to remove later.
    490     if ((w >= 1920) && (h >= 1080)) {
    491         cap->mMaxFrameRate = cap->mMinFrameRate;
    492         setVFramerate(cap->mMinFrameRate, cap->mMaxFrameRate);
    493     }
    494 
    495     if ( 0 < frameRate )
    496         {
    497         cap->mColorFormat = pixFormat;
    498         cap->mWidth = w;
    499         cap->mHeight = h;
    500         cap->mFrameRate = frameRate;
    501 
    502         CAMHAL_LOGVB("Prev: cap.mColorFormat = %d", (int)cap->mColorFormat);
    503         CAMHAL_LOGVB("Prev: cap.mWidth = %d", (int)cap->mWidth);
    504         CAMHAL_LOGVB("Prev: cap.mHeight = %d", (int)cap->mHeight);
    505         CAMHAL_LOGVB("Prev: cap.mFrameRate = %d", (int)cap->mFrameRate);
    506 
    507         //TODO: Add an additional parameter for video resolution
    508        //use preview resolution for now
    509         cap = &mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mPrevPortIndex];
    510         cap->mColorFormat = pixFormat;
    511         cap->mWidth = w;
    512         cap->mHeight = h;
    513         cap->mFrameRate = frameRate;
    514 
    515         CAMHAL_LOGVB("Video: cap.mColorFormat = %d", (int)cap->mColorFormat);
    516         CAMHAL_LOGVB("Video: cap.mWidth = %d", (int)cap->mWidth);
    517         CAMHAL_LOGVB("Video: cap.mHeight = %d", (int)cap->mHeight);
    518         CAMHAL_LOGVB("Video: cap.mFrameRate = %d", (int)cap->mFrameRate);
    519 
    520         ///mStride is set from setBufs() while passing the APIs
    521         cap->mStride = 4096;
    522         cap->mBufSize = cap->mStride * cap->mHeight;
    523         }
    524 
    525     if ( ( cap->mWidth >= 1920 ) &&
    526          ( cap->mHeight >= 1080 ) &&
    527          ( cap->mFrameRate >= FRAME_RATE_FULL_HD ) &&
    528          ( !mSensorOverclock ) )
    529         {
    530         mOMXStateSwitch = true;
    531         }
    532     else if ( ( ( cap->mWidth < 1920 ) ||
    533                ( cap->mHeight < 1080 ) ||
    534                ( cap->mFrameRate < FRAME_RATE_FULL_HD ) ) &&
    535                ( mSensorOverclock ) )
    536         {
    537         mOMXStateSwitch = true;
    538         }
    539 
    540     valstr = params.get(TICameraParameters::KEY_RECORDING_HINT);
    541     if (!valstr || (valstr && (strcmp(valstr, CameraParameters::FALSE)))) {
    542         mIternalRecordingHint = false;
    543     } else {
    544         mIternalRecordingHint = true;
    545     }
    546 
    547 #ifdef OMAP_ENHANCEMENT
    548 
    549     if ( (valstr = params.get(TICameraParameters::KEY_MEASUREMENT_ENABLE)) != NULL )
    550         {
    551         if (strcmp(valstr, (const char *) TICameraParameters::MEASUREMENT_ENABLE) == 0)
    552             {
    553             mMeasurementEnabled = true;
    554             }
    555         else if (strcmp(valstr, (const char *) TICameraParameters::MEASUREMENT_DISABLE) == 0)
    556             {
    557             mMeasurementEnabled = false;
    558             }
    559         else
    560             {
    561             mMeasurementEnabled = false;
    562             }
    563         }
    564     else
    565         {
    566         //Disable measurement data by default
    567         mMeasurementEnabled = false;
    568         }
    569 
    570 #endif
    571 
    572     ret |= setParametersCapture(params, state);
    573 
    574     ret |= setParameters3A(params, state);
    575 
    576     ret |= setParametersAlgo(params, state);
    577 
    578     ret |= setParametersFocus(params, state);
    579 
    580     ret |= setParametersFD(params, state);
    581 
    582     ret |= setParametersZoom(params, state);
    583 
    584     ret |= setParametersEXIF(params, state);
    585 
    586     mParams = params;
    587     mFirstTimeInit = false;
    588 
    589     LOG_FUNCTION_NAME_EXIT;
    590     return ret;
    591 }
    592 
    593 void saveFile(unsigned char   *buff, int width, int height, int format) {
    594     static int      counter = 1;
    595     int             fd = -1;
    596     char            fn[256];
    597 
    598     LOG_FUNCTION_NAME;
    599 
    600     fn[0] = 0;
    601     sprintf(fn, "/preview%03d.yuv", counter);
    602     fd = open(fn, O_CREAT | O_WRONLY | O_SYNC | O_TRUNC, 0777);
    603     if(fd < 0) {
    604         ALOGE("Unable to open file %s: %s", fn, strerror(fd));
    605         return;
    606     }
    607 
    608     CAMHAL_LOGVB("Copying from 0x%x, size=%d x %d", buff, width, height);
    609 
    610     //method currently supports only nv12 dumping
    611     int stride = width;
    612     uint8_t *bf = (uint8_t*) buff;
    613     for(int i=0;i<height;i++)
    614         {
    615         write(fd, bf, width);
    616         bf += 4096;
    617         }
    618 
    619     for(int i=0;i<height/2;i++)
    620         {
    621         write(fd, bf, stride);
    622         bf += 4096;
    623         }
    624 
    625     close(fd);
    626 
    627 
    628     counter++;
    629 
    630     LOG_FUNCTION_NAME_EXIT;
    631 }
    632 
    633 void OMXCameraAdapter::getParameters(CameraParameters& params)
    634 {
    635     status_t ret = NO_ERROR;
    636     OMX_CONFIG_EXPOSUREVALUETYPE exp;
    637     OMX_ERRORTYPE eError = OMX_ErrorNone;
    638     BaseCameraAdapter::AdapterState state;
    639     BaseCameraAdapter::getState(state);
    640     const char *valstr = NULL;
    641     LOG_FUNCTION_NAME;
    642 
    643     if( mParameters3A.SceneMode != OMX_Manual ) {
    644        const char *valstr_supported = NULL;
    645 
    646        // if preview is not started...we still need to feedback the proper params
    647        // look up the settings in the LUT
    648        if (((state & PREVIEW_ACTIVE) == 0) && mCapabilities) {
    649            const SceneModesEntry* entry = NULL;
    650            entry = getSceneModeEntry(mCapabilities->get(CameraProperties::CAMERA_NAME),
    651                                     (OMX_SCENEMODETYPE) mParameters3A.SceneMode);
    652            if(entry) {
    653                mParameters3A.Focus = entry->focus;
    654                mParameters3A.FlashMode = entry->flash;
    655                mParameters3A.WhiteBallance = entry->wb;
    656            }
    657        }
    658 
    659        valstr = getLUTvalue_OMXtoHAL(mParameters3A.WhiteBallance, WBalLUT);
    660        valstr_supported = mParams.get(CameraParameters::KEY_SUPPORTED_WHITE_BALANCE);
    661        if (valstr && valstr_supported && strstr(valstr_supported, valstr))
    662            params.set(CameraParameters::KEY_WHITE_BALANCE , valstr);
    663 
    664        valstr = getLUTvalue_OMXtoHAL(mParameters3A.FlashMode, FlashLUT);
    665        valstr_supported = mParams.get(CameraParameters::KEY_SUPPORTED_FLASH_MODES);
    666        if (valstr && valstr_supported && strstr(valstr_supported, valstr))
    667            params.set(CameraParameters::KEY_FLASH_MODE, valstr);
    668 
    669        if ((mParameters3A.Focus == OMX_IMAGE_FocusControlAuto) &&
    670            (mCapMode != OMXCameraAdapter::VIDEO_MODE)) {
    671            valstr = CameraParameters::FOCUS_MODE_CONTINUOUS_PICTURE;
    672        } else {
    673            valstr = getLUTvalue_OMXtoHAL(mParameters3A.Focus, FocusLUT);
    674        }
    675        valstr_supported = mParams.get(CameraParameters::KEY_SUPPORTED_FOCUS_MODES);
    676        if (valstr && valstr_supported && strstr(valstr_supported, valstr))
    677            params.set(CameraParameters::KEY_FOCUS_MODE, valstr);
    678     }
    679 
    680     //Query focus distances only when focus is running
    681     if ( ( AF_ACTIVE & state ) ||
    682          ( NULL == mParameters.get(CameraParameters::KEY_FOCUS_DISTANCES) ) )
    683         {
    684         updateFocusDistances(params);
    685         }
    686     else
    687         {
    688         params.set(CameraParameters::KEY_FOCUS_DISTANCES,
    689                    mParameters.get(CameraParameters::KEY_FOCUS_DISTANCES));
    690         }
    691 
    692 #ifdef OMAP_ENHANCEMENT
    693 
    694     OMX_INIT_STRUCT_PTR (&exp, OMX_CONFIG_EXPOSUREVALUETYPE);
    695     exp.nPortIndex = OMX_ALL;
    696 
    697     eError = OMX_GetConfig(mCameraAdapterParameters.mHandleComp,
    698                            OMX_IndexConfigCommonExposureValue,
    699                            &exp);
    700     if ( OMX_ErrorNone == eError )
    701         {
    702         params.set(TICameraParameters::KEY_CURRENT_ISO, exp.nSensitivity);
    703         }
    704     else
    705         {
    706         CAMHAL_LOGEB("OMX error 0x%x, while retrieving current ISO value", eError);
    707         }
    708 
    709 #endif
    710 
    711     {
    712     Mutex::Autolock lock(mZoomLock);
    713     //Immediate zoom should not be avaialable while smooth zoom is running
    714     if ( ZOOM_ACTIVE & state )
    715         {
    716         if ( mZoomParameterIdx != mCurrentZoomIdx )
    717             {
    718             mZoomParameterIdx += mZoomInc;
    719             }
    720         params.set( CameraParameters::KEY_ZOOM, mZoomParameterIdx);
    721         if ( ( mCurrentZoomIdx == mTargetZoomIdx ) &&
    722              ( mZoomParameterIdx == mCurrentZoomIdx ) )
    723             {
    724 
    725             if ( NO_ERROR == ret )
    726                 {
    727 
    728                 ret =  BaseCameraAdapter::setState(CAMERA_STOP_SMOOTH_ZOOM);
    729 
    730                 if ( NO_ERROR == ret )
    731                     {
    732                     ret = BaseCameraAdapter::commitState();
    733                     }
    734                 else
    735                     {
    736                     ret |= BaseCameraAdapter::rollbackState();
    737                     }
    738 
    739                 }
    740 
    741             }
    742 
    743         CAMHAL_LOGDB("CameraParameters Zoom = %d", mCurrentZoomIdx);
    744         }
    745     else
    746         {
    747         params.set( CameraParameters::KEY_ZOOM, mCurrentZoomIdx);
    748         }
    749     }
    750 
    751     //Populate current lock status
    752     if ( mParameters3A.ExposureLock ) {
    753         params.set(CameraParameters::KEY_AUTO_EXPOSURE_LOCK,
    754                    CameraParameters::TRUE);
    755     } else {
    756         params.set(CameraParameters::KEY_AUTO_EXPOSURE_LOCK,
    757                 CameraParameters::FALSE);
    758     }
    759 
    760     if ( mParameters3A.WhiteBalanceLock ) {
    761         params.set(CameraParameters::KEY_AUTO_WHITEBALANCE_LOCK,
    762                 CameraParameters::TRUE);
    763     } else {
    764         params.set(CameraParameters::KEY_AUTO_WHITEBALANCE_LOCK,
    765                 CameraParameters::FALSE);
    766     }
    767 
    768     LOG_FUNCTION_NAME_EXIT;
    769 }
    770 
    771 status_t OMXCameraAdapter::setFormat(OMX_U32 port, OMXCameraPortParameters &portParams)
    772 {
    773     size_t bufferCount;
    774 
    775     LOG_FUNCTION_NAME;
    776 
    777     OMX_ERRORTYPE eError = OMX_ErrorNone;
    778     OMX_PARAM_PORTDEFINITIONTYPE portCheck;
    779 
    780     OMX_INIT_STRUCT_PTR (&portCheck, OMX_PARAM_PORTDEFINITIONTYPE);
    781 
    782     portCheck.nPortIndex = port;
    783 
    784     eError = OMX_GetParameter (mCameraAdapterParameters.mHandleComp,
    785                                 OMX_IndexParamPortDefinition, &portCheck);
    786     if(eError!=OMX_ErrorNone)
    787         {
    788         CAMHAL_LOGEB("OMX_GetParameter - %x", eError);
    789         }
    790     GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
    791 
    792     if ( OMX_CAMERA_PORT_VIDEO_OUT_PREVIEW == port )
    793         {
    794         portCheck.format.video.nFrameWidth      = portParams.mWidth;
    795         portCheck.format.video.nFrameHeight     = portParams.mHeight;
    796         portCheck.format.video.eColorFormat     = portParams.mColorFormat;
    797         portCheck.format.video.nStride          = portParams.mStride;
    798         if( ( portCheck.format.video.nFrameWidth >= 1920 ) &&
    799             ( portCheck.format.video.nFrameHeight >= 1080 ) &&
    800             ( portParams.mFrameRate >= FRAME_RATE_FULL_HD ) )
    801             {
    802             setSensorOverclock(true);
    803             }
    804         else
    805             {
    806             setSensorOverclock(false);
    807             }
    808 
    809         portCheck.format.video.xFramerate       = portParams.mFrameRate<<16;
    810         portCheck.nBufferSize                   = portParams.mStride * portParams.mHeight;
    811         portCheck.nBufferCountActual = portParams.mNumBufs;
    812         mFocusThreshold = FOCUS_THRESHOLD * portParams.mFrameRate;
    813         }
    814     else if ( OMX_CAMERA_PORT_IMAGE_OUT_IMAGE == port )
    815         {
    816         portCheck.format.image.nFrameWidth      = portParams.mWidth;
    817         portCheck.format.image.nFrameHeight     = portParams.mHeight;
    818         if ( OMX_COLOR_FormatUnused == portParams.mColorFormat && mCodingMode == CodingNone )
    819             {
    820             portCheck.format.image.eColorFormat     = OMX_COLOR_FormatCbYCrY;
    821             portCheck.format.image.eCompressionFormat = OMX_IMAGE_CodingJPEG;
    822             }
    823         else if ( OMX_COLOR_FormatUnused == portParams.mColorFormat && mCodingMode == CodingJPS )
    824             {
    825             portCheck.format.image.eColorFormat       = OMX_COLOR_FormatCbYCrY;
    826             portCheck.format.image.eCompressionFormat = (OMX_IMAGE_CODINGTYPE) OMX_TI_IMAGE_CodingJPS;
    827             }
    828         else if ( OMX_COLOR_FormatUnused == portParams.mColorFormat && mCodingMode == CodingMPO )
    829             {
    830             portCheck.format.image.eColorFormat       = OMX_COLOR_FormatCbYCrY;
    831             portCheck.format.image.eCompressionFormat = (OMX_IMAGE_CODINGTYPE) OMX_TI_IMAGE_CodingMPO;
    832             }
    833         else if ( OMX_COLOR_FormatUnused == portParams.mColorFormat && mCodingMode == CodingRAWJPEG )
    834             {
    835             //TODO: OMX_IMAGE_CodingJPEG should be changed to OMX_IMAGE_CodingRAWJPEG when
    836             // RAW format is supported
    837             portCheck.format.image.eColorFormat       = OMX_COLOR_FormatCbYCrY;
    838             portCheck.format.image.eCompressionFormat = OMX_IMAGE_CodingJPEG;
    839             }
    840         else if ( OMX_COLOR_FormatUnused == portParams.mColorFormat && mCodingMode == CodingRAWMPO )
    841             {
    842             //TODO: OMX_IMAGE_CodingJPEG should be changed to OMX_IMAGE_CodingRAWMPO when
    843             // RAW format is supported
    844             portCheck.format.image.eColorFormat       = OMX_COLOR_FormatCbYCrY;
    845             portCheck.format.image.eCompressionFormat = OMX_IMAGE_CodingJPEG;
    846             }
    847         else
    848             {
    849             portCheck.format.image.eColorFormat     = portParams.mColorFormat;
    850             portCheck.format.image.eCompressionFormat = OMX_IMAGE_CodingUnused;
    851             }
    852 
    853         //Stride for 1D tiler buffer is zero
    854         portCheck.format.image.nStride          =  0;
    855         portCheck.nBufferSize                   =  portParams.mStride * portParams.mWidth * portParams.mHeight;
    856         portCheck.nBufferCountActual = portParams.mNumBufs;
    857         }
    858     else
    859         {
    860         CAMHAL_LOGEB("Unsupported port index 0x%x", (unsigned int)port);
    861         }
    862 
    863     eError = OMX_SetParameter(mCameraAdapterParameters.mHandleComp,
    864                             OMX_IndexParamPortDefinition, &portCheck);
    865     if(eError!=OMX_ErrorNone)
    866         {
    867         CAMHAL_LOGEB("OMX_SetParameter - %x", eError);
    868         }
    869     GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
    870 
    871     /* check if parameters are set correctly by calling GetParameter() */
    872     eError = OMX_GetParameter(mCameraAdapterParameters.mHandleComp,
    873                                         OMX_IndexParamPortDefinition, &portCheck);
    874     if(eError!=OMX_ErrorNone)
    875         {
    876         CAMHAL_LOGEB("OMX_GetParameter - %x", eError);
    877         }
    878     GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
    879 
    880     portParams.mBufSize = portCheck.nBufferSize;
    881     portParams.mStride = portCheck.format.image.nStride;
    882 
    883     if ( OMX_CAMERA_PORT_IMAGE_OUT_IMAGE == port )
    884         {
    885         CAMHAL_LOGDB("\n *** IMG Width = %ld", portCheck.format.image.nFrameWidth);
    886         CAMHAL_LOGDB("\n ***IMG Height = %ld", portCheck.format.image.nFrameHeight);
    887 
    888         CAMHAL_LOGDB("\n ***IMG IMG FMT = %x", portCheck.format.image.eColorFormat);
    889         CAMHAL_LOGDB("\n ***IMG portCheck.nBufferSize = %ld\n",portCheck.nBufferSize);
    890         CAMHAL_LOGDB("\n ***IMG portCheck.nBufferCountMin = %ld\n",
    891                                                 portCheck.nBufferCountMin);
    892         CAMHAL_LOGDB("\n ***IMG portCheck.nBufferCountActual = %ld\n",
    893                                                 portCheck.nBufferCountActual);
    894         CAMHAL_LOGDB("\n ***IMG portCheck.format.image.nStride = %ld\n",
    895                                                 portCheck.format.image.nStride);
    896         }
    897     else
    898         {
    899         CAMHAL_LOGDB("\n *** PRV Width = %ld", portCheck.format.video.nFrameWidth);
    900         CAMHAL_LOGDB("\n ***PRV Height = %ld", portCheck.format.video.nFrameHeight);
    901 
    902         CAMHAL_LOGDB("\n ***PRV IMG FMT = %x", portCheck.format.video.eColorFormat);
    903         CAMHAL_LOGDB("\n ***PRV portCheck.nBufferSize = %ld\n",portCheck.nBufferSize);
    904         CAMHAL_LOGDB("\n ***PRV portCheck.nBufferCountMin = %ld\n",
    905                                                 portCheck.nBufferCountMin);
    906         CAMHAL_LOGDB("\n ***PRV portCheck.nBufferCountActual = %ld\n",
    907                                                 portCheck.nBufferCountActual);
    908         CAMHAL_LOGDB("\n ***PRV portCheck.format.video.nStride = %ld\n",
    909                                                 portCheck.format.video.nStride);
    910         }
    911 
    912     LOG_FUNCTION_NAME_EXIT;
    913 
    914     return ErrorUtils::omxToAndroidError(eError);
    915 
    916     EXIT:
    917 
    918     CAMHAL_LOGEB("Exiting function %s because of eError=%x", __FUNCTION__, eError);
    919 
    920     LOG_FUNCTION_NAME_EXIT;
    921 
    922     return ErrorUtils::omxToAndroidError(eError);
    923 }
    924 
    925 status_t OMXCameraAdapter::flushBuffers()
    926 {
    927     status_t ret = NO_ERROR;
    928     OMX_ERRORTYPE eError = OMX_ErrorNone;
    929     TIMM_OSAL_ERRORTYPE err;
    930     TIMM_OSAL_U32 uRequestedEvents = OMXCameraAdapter::CAMERA_PORT_FLUSH;
    931     TIMM_OSAL_U32 pRetrievedEvents;
    932 
    933     if ( 0 != mFlushSem.Count() )
    934         {
    935         CAMHAL_LOGEB("Error mFlushSem semaphore count %d", mFlushSem.Count());
    936         LOG_FUNCTION_NAME_EXIT;
    937         return NO_INIT;
    938         }
    939 
    940     LOG_FUNCTION_NAME;
    941 
    942     OMXCameraPortParameters * mPreviewData = NULL;
    943     mPreviewData = &mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mPrevPortIndex];
    944 
    945     ///Register for the FLUSH event
    946     ///This method just inserts a message in Event Q, which is checked in the callback
    947     ///The sempahore passed is signalled by the callback
    948     ret = RegisterForEvent(mCameraAdapterParameters.mHandleComp,
    949                                 OMX_EventCmdComplete,
    950                                 OMX_CommandFlush,
    951                                 OMX_CAMERA_PORT_VIDEO_OUT_PREVIEW,
    952                                 mFlushSem);
    953     if(ret!=NO_ERROR)
    954         {
    955         CAMHAL_LOGEB("Error in registering for event %d", ret);
    956         goto EXIT;
    957         }
    958 
    959     ///Send FLUSH command to preview port
    960     eError = OMX_SendCommand (mCameraAdapterParameters.mHandleComp,
    961                               OMX_CommandFlush,
    962                               mCameraAdapterParameters.mPrevPortIndex,
    963                               NULL);
    964 
    965     if(eError!=OMX_ErrorNone)
    966         {
    967         CAMHAL_LOGEB("OMX_SendCommand(OMX_CommandFlush)-0x%x", eError);
    968         }
    969     GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
    970 
    971     CAMHAL_LOGDA("Waiting for flush event");
    972 
    973     ///Wait for the FLUSH event to occur
    974     ret = mFlushSem.WaitTimeout(OMX_CMD_TIMEOUT);
    975 
    976     //If somethiing bad happened while we wait
    977     if (mComponentState == OMX_StateInvalid)
    978       {
    979         CAMHAL_LOGEA("Invalid State after Flush Exitting!!!");
    980         goto EXIT;
    981       }
    982 
    983     if ( NO_ERROR == ret )
    984         {
    985         CAMHAL_LOGDA("Flush event received");
    986         }
    987     else
    988         {
    989         ret |= RemoveEvent(mCameraAdapterParameters.mHandleComp,
    990                            OMX_EventCmdComplete,
    991                            OMX_CommandFlush,
    992                            OMX_CAMERA_PORT_VIDEO_OUT_PREVIEW,
    993                            NULL);
    994         CAMHAL_LOGDA("Flush event timeout expired");
    995         goto EXIT;
    996         }
    997 
    998     LOG_FUNCTION_NAME_EXIT;
    999 
   1000     return (ret | ErrorUtils::omxToAndroidError(eError));
   1001 
   1002     EXIT:
   1003     CAMHAL_LOGEB("Exiting function %s because of ret %d eError=%x", __FUNCTION__, ret, eError);
   1004     performCleanupAfterError();
   1005     LOG_FUNCTION_NAME_EXIT;
   1006     return (ret | ErrorUtils::omxToAndroidError(eError));
   1007 }
   1008 
   1009 ///API to give the buffers to Adapter
   1010 status_t OMXCameraAdapter::useBuffers(CameraMode mode, void* bufArr, int num, size_t length, unsigned int queueable)
   1011 {
   1012     OMX_ERRORTYPE eError = OMX_ErrorNone;
   1013     status_t ret = NO_ERROR;
   1014 
   1015     LOG_FUNCTION_NAME;
   1016 
   1017     switch(mode)
   1018         {
   1019         case CAMERA_PREVIEW:
   1020             mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mPrevPortIndex].mNumBufs =  num;
   1021             mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mPrevPortIndex].mMaxQueueable = queueable;
   1022             ret = UseBuffersPreview(bufArr, num);
   1023             break;
   1024 
   1025         case CAMERA_IMAGE_CAPTURE:
   1026             mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mImagePortIndex].mNumBufs = num;
   1027             mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mImagePortIndex].mMaxQueueable = queueable;
   1028             ret = UseBuffersCapture(bufArr, num);
   1029             break;
   1030 
   1031         case CAMERA_VIDEO:
   1032             mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mPrevPortIndex].mNumBufs =  num;
   1033             mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mPrevPortIndex].mMaxQueueable = queueable;
   1034             ret = UseBuffersPreview(bufArr, num);
   1035             break;
   1036 
   1037         case CAMERA_MEASUREMENT:
   1038             mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mMeasurementPortIndex].mNumBufs = num;
   1039             mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mMeasurementPortIndex].mMaxQueueable = queueable;
   1040             ret = UseBuffersPreviewData(bufArr, num);
   1041             break;
   1042 
   1043         }
   1044 
   1045     LOG_FUNCTION_NAME_EXIT;
   1046 
   1047     return ret;
   1048 }
   1049 
   1050 status_t OMXCameraAdapter::UseBuffersPreviewData(void* bufArr, int num)
   1051 {
   1052     status_t ret = NO_ERROR;
   1053     OMX_ERRORTYPE eError = OMX_ErrorNone;
   1054     OMXCameraPortParameters * measurementData = NULL;
   1055     uint32_t *buffers;
   1056     Mutex::Autolock lock( mPreviewDataBufferLock);
   1057 
   1058     LOG_FUNCTION_NAME;
   1059 
   1060     if ( mComponentState != OMX_StateLoaded )
   1061         {
   1062         CAMHAL_LOGEA("Calling UseBuffersPreviewData() when not in LOADED state");
   1063         return BAD_VALUE;
   1064         }
   1065 
   1066     if ( NULL == bufArr )
   1067         {
   1068         CAMHAL_LOGEA("NULL pointer passed for buffArr");
   1069         return BAD_VALUE;
   1070         }
   1071 
   1072     if ( 0 != mUsePreviewDataSem.Count() )
   1073         {
   1074         CAMHAL_LOGEB("Error mUsePreviewDataSem semaphore count %d", mUsePreviewDataSem.Count());
   1075         LOG_FUNCTION_NAME_EXIT;
   1076         return NO_INIT;
   1077         }
   1078 
   1079     if ( NO_ERROR == ret )
   1080         {
   1081         measurementData = &mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mMeasurementPortIndex];
   1082         measurementData->mNumBufs = num ;
   1083         buffers= (uint32_t*) bufArr;
   1084         }
   1085 
   1086     if ( NO_ERROR == ret )
   1087         {
   1088          ///Register for port enable event on measurement port
   1089         ret = RegisterForEvent(mCameraAdapterParameters.mHandleComp,
   1090                                       OMX_EventCmdComplete,
   1091                                       OMX_CommandPortEnable,
   1092                                       mCameraAdapterParameters.mMeasurementPortIndex,
   1093                                       mUsePreviewDataSem);
   1094 
   1095         if ( ret == NO_ERROR )
   1096             {
   1097             CAMHAL_LOGDB("Registering for event %d", ret);
   1098             }
   1099         else
   1100             {
   1101             CAMHAL_LOGEB("Error in registering for event %d", ret);
   1102             goto EXIT;
   1103             }
   1104         }
   1105 
   1106     if ( NO_ERROR == ret )
   1107         {
   1108          ///Enable MEASUREMENT Port
   1109          eError = OMX_SendCommand(mCameraAdapterParameters.mHandleComp,
   1110                                       OMX_CommandPortEnable,
   1111                                       mCameraAdapterParameters.mMeasurementPortIndex,
   1112                                       NULL);
   1113 
   1114             if ( eError == OMX_ErrorNone )
   1115                 {
   1116                 CAMHAL_LOGDB("OMX_SendCommand(OMX_CommandPortEnable) -0x%x", eError);
   1117                 }
   1118             else
   1119                 {
   1120                 CAMHAL_LOGEB("OMX_SendCommand(OMX_CommandPortEnable) -0x%x", eError);
   1121                 goto EXIT;
   1122                 }
   1123         }
   1124 
   1125     if ( NO_ERROR == ret )
   1126         {
   1127         ret = mUsePreviewDataSem.WaitTimeout(OMX_CMD_TIMEOUT);
   1128 
   1129         //If somethiing bad happened while we wait
   1130         if (mComponentState == OMX_StateInvalid)
   1131           {
   1132             CAMHAL_LOGEA("Invalid State after measurement port enable Exitting!!!");
   1133             goto EXIT;
   1134           }
   1135 
   1136         if ( NO_ERROR == ret )
   1137             {
   1138             CAMHAL_LOGDA("Port enable event arrived on measurement port");
   1139             }
   1140         else
   1141             {
   1142             ret |= RemoveEvent(mCameraAdapterParameters.mHandleComp,
   1143                                OMX_EventCmdComplete,
   1144                                OMX_CommandPortEnable,
   1145                                mCameraAdapterParameters.mMeasurementPortIndex,
   1146                                NULL);
   1147             CAMHAL_LOGEA("Timeout expoired during port enable on measurement port");
   1148             goto EXIT;
   1149             }
   1150 
   1151         CAMHAL_LOGDA("Port enable event arrived on measurement port");
   1152         }
   1153 
   1154     LOG_FUNCTION_NAME_EXIT;
   1155 
   1156     return ret;
   1157 EXIT:
   1158     CAMHAL_LOGEB("Exiting function %s because of ret %d eError=%x", __FUNCTION__, ret, eError);
   1159     performCleanupAfterError();
   1160     LOG_FUNCTION_NAME_EXIT;
   1161     return (ret | ErrorUtils::omxToAndroidError(eError));
   1162 }
   1163 
   1164 status_t OMXCameraAdapter::switchToExecuting()
   1165 {
   1166   status_t ret = NO_ERROR;
   1167   TIUTILS::Message msg;
   1168 
   1169   LOG_FUNCTION_NAME;
   1170 
   1171   mStateSwitchLock.lock();
   1172   msg.command = CommandHandler::CAMERA_SWITCH_TO_EXECUTING;
   1173   msg.arg1 = mErrorNotifier;
   1174   ret = mCommandHandler->put(&msg);
   1175 
   1176   LOG_FUNCTION_NAME;
   1177 
   1178   return ret;
   1179 }
   1180 
   1181 status_t OMXCameraAdapter::doSwitchToExecuting()
   1182 {
   1183   status_t ret = NO_ERROR;
   1184   OMX_ERRORTYPE eError = OMX_ErrorNone;
   1185   LOG_FUNCTION_NAME;
   1186 
   1187   if ( (mComponentState == OMX_StateExecuting) || (mComponentState == OMX_StateInvalid) ){
   1188     CAMHAL_LOGDA("Already in OMX_Executing state or OMX_StateInvalid state");
   1189     mStateSwitchLock.unlock();
   1190     return NO_ERROR;
   1191   }
   1192 
   1193   if ( 0 != mSwitchToExecSem.Count() ){
   1194     CAMHAL_LOGEB("Error mSwitchToExecSem semaphore count %d", mSwitchToExecSem.Count());
   1195     goto EXIT;
   1196   }
   1197 
   1198   ///Register for Preview port DISABLE  event
   1199   ret = RegisterForEvent(mCameraAdapterParameters.mHandleComp,
   1200                          OMX_EventCmdComplete,
   1201                          OMX_CommandPortDisable,
   1202                          mCameraAdapterParameters.mPrevPortIndex,
   1203                          mSwitchToExecSem);
   1204   if ( NO_ERROR != ret ){
   1205     CAMHAL_LOGEB("Error in registering Port Disable for event %d", ret);
   1206     goto EXIT;
   1207   }
   1208   ///Disable Preview Port
   1209   eError = OMX_SendCommand(mCameraAdapterParameters.mHandleComp,
   1210                            OMX_CommandPortDisable,
   1211                            mCameraAdapterParameters.mPrevPortIndex,
   1212                            NULL);
   1213   ret = mSwitchToExecSem.WaitTimeout(OMX_CMD_TIMEOUT);
   1214   if (ret != NO_ERROR){
   1215     CAMHAL_LOGEB("Timeout PREVIEW PORT DISABLE %d", ret);
   1216   }
   1217 
   1218   CAMHAL_LOGVB("PREV PORT DISABLED %d", ret);
   1219 
   1220   ///Register for IDLE state switch event
   1221   ret = RegisterForEvent(mCameraAdapterParameters.mHandleComp,
   1222                          OMX_EventCmdComplete,
   1223                          OMX_CommandStateSet,
   1224                          OMX_StateIdle,
   1225                          mSwitchToExecSem);
   1226   if(ret!=NO_ERROR)
   1227     {
   1228       CAMHAL_LOGEB("Error in IDLE STATE SWITCH %d", ret);
   1229       goto EXIT;
   1230     }
   1231   eError = OMX_SendCommand (mCameraAdapterParameters.mHandleComp ,
   1232                             OMX_CommandStateSet,
   1233                             OMX_StateIdle,
   1234                             NULL);
   1235   GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
   1236   ret = mSwitchToExecSem.WaitTimeout(OMX_CMD_TIMEOUT);
   1237   if (ret != NO_ERROR){
   1238     CAMHAL_LOGEB("Timeout IDLE STATE SWITCH %d", ret);
   1239     goto EXIT;
   1240   }
   1241   mComponentState = OMX_StateIdle;
   1242   CAMHAL_LOGVB("OMX_SendCommand(OMX_StateIdle) 0x%x", eError);
   1243 
   1244   ///Register for EXECUTING state switch event
   1245   ret = RegisterForEvent(mCameraAdapterParameters.mHandleComp,
   1246                          OMX_EventCmdComplete,
   1247                          OMX_CommandStateSet,
   1248                          OMX_StateExecuting,
   1249                          mSwitchToExecSem);
   1250   if(ret!=NO_ERROR)
   1251     {
   1252       CAMHAL_LOGEB("Error in EXECUTING STATE SWITCH %d", ret);
   1253       goto EXIT;
   1254     }
   1255   eError = OMX_SendCommand (mCameraAdapterParameters.mHandleComp ,
   1256                             OMX_CommandStateSet,
   1257                             OMX_StateExecuting,
   1258                             NULL);
   1259   GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
   1260   ret = mSwitchToExecSem.WaitTimeout(OMX_CMD_TIMEOUT);
   1261   if (ret != NO_ERROR){
   1262     CAMHAL_LOGEB("Timeout EXEC STATE SWITCH %d", ret);
   1263     goto EXIT;
   1264   }
   1265   mComponentState = OMX_StateExecuting;
   1266   CAMHAL_LOGVB("OMX_SendCommand(OMX_StateExecuting) 0x%x", eError);
   1267 
   1268   mStateSwitchLock.unlock();
   1269 
   1270   LOG_FUNCTION_NAME_EXIT;
   1271   return ret;
   1272 
   1273  EXIT:
   1274   CAMHAL_LOGEB("Exiting function %s because of ret %d eError=%x", __FUNCTION__, ret, eError);
   1275   performCleanupAfterError();
   1276   mStateSwitchLock.unlock();
   1277   LOG_FUNCTION_NAME_EXIT;
   1278   return (ret | ErrorUtils::omxToAndroidError(eError));
   1279 }
   1280 
   1281 status_t OMXCameraAdapter::switchToLoaded()
   1282 {
   1283     status_t ret = NO_ERROR;
   1284     OMX_ERRORTYPE eError = OMX_ErrorNone;
   1285 
   1286     LOG_FUNCTION_NAME;
   1287 
   1288     Mutex::Autolock lock(mStateSwitchLock);
   1289 
   1290     if ( mComponentState == OMX_StateLoaded  || mComponentState == OMX_StateInvalid)
   1291         {
   1292         CAMHAL_LOGDA("Already in OMX_Loaded state or OMX_StateInvalid state");
   1293         return NO_ERROR;
   1294         }
   1295 
   1296     if ( 0 != mSwitchToLoadedSem.Count() )
   1297         {
   1298         CAMHAL_LOGEB("Error mSwitchToLoadedSem semaphore count %d", mSwitchToLoadedSem.Count());
   1299         goto EXIT;
   1300         }
   1301 
   1302     ///Register for EXECUTING state transition.
   1303     ///This method just inserts a message in Event Q, which is checked in the callback
   1304     ///The sempahore passed is signalled by the callback
   1305     ret = RegisterForEvent(mCameraAdapterParameters.mHandleComp,
   1306                            OMX_EventCmdComplete,
   1307                            OMX_CommandStateSet,
   1308                            OMX_StateIdle,
   1309                            mSwitchToLoadedSem);
   1310 
   1311     if(ret!=NO_ERROR)
   1312         {
   1313         CAMHAL_LOGEB("Error in registering for event %d", ret);
   1314         goto EXIT;
   1315         }
   1316 
   1317     eError = OMX_SendCommand (mCameraAdapterParameters.mHandleComp,
   1318                               OMX_CommandStateSet,
   1319                               OMX_StateIdle,
   1320                               NULL);
   1321 
   1322     if(eError!=OMX_ErrorNone)
   1323         {
   1324         CAMHAL_LOGEB("OMX_SendCommand(OMX_StateIdle) - %x", eError);
   1325         }
   1326 
   1327     GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
   1328 
   1329     ///Wait for the EXECUTING ->IDLE transition to arrive
   1330 
   1331     CAMHAL_LOGDA("EXECUTING->IDLE state changed");
   1332     ret = mSwitchToLoadedSem.WaitTimeout(OMX_CMD_TIMEOUT);
   1333 
   1334     //If somethiing bad happened while we wait
   1335     if (mComponentState == OMX_StateInvalid)
   1336       {
   1337         CAMHAL_LOGEA("Invalid State after EXECUTING->IDLE Exitting!!!");
   1338         goto EXIT;
   1339       }
   1340 
   1341     if ( NO_ERROR == ret )
   1342         {
   1343         CAMHAL_LOGDA("EXECUTING->IDLE state changed");
   1344         }
   1345     else
   1346         {
   1347         ret |= RemoveEvent(mCameraAdapterParameters.mHandleComp,
   1348                            OMX_EventCmdComplete,
   1349                            OMX_CommandStateSet,
   1350                            OMX_StateIdle,
   1351                            NULL);
   1352         CAMHAL_LOGEA("Timeout expired on EXECUTING->IDLE state change");
   1353         goto EXIT;
   1354         }
   1355 
   1356     ///Register for LOADED state transition.
   1357     ///This method just inserts a message in Event Q, which is checked in the callback
   1358     ///The sempahore passed is signalled by the callback
   1359     ret = RegisterForEvent(mCameraAdapterParameters.mHandleComp,
   1360                            OMX_EventCmdComplete,
   1361                            OMX_CommandStateSet,
   1362                            OMX_StateLoaded,
   1363                            mSwitchToLoadedSem);
   1364 
   1365     if(ret!=NO_ERROR)
   1366         {
   1367         CAMHAL_LOGEB("Error in registering for event %d", ret);
   1368         goto EXIT;
   1369         }
   1370 
   1371     eError = OMX_SendCommand (mCameraAdapterParameters.mHandleComp,
   1372                               OMX_CommandStateSet,
   1373                               OMX_StateLoaded,
   1374                               NULL);
   1375 
   1376     if(eError!=OMX_ErrorNone)
   1377         {
   1378         CAMHAL_LOGEB("OMX_SendCommand(OMX_StateLoaded) - %x", eError);
   1379         }
   1380     GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
   1381 
   1382     CAMHAL_LOGDA("Switching IDLE->LOADED state");
   1383     ret = mSwitchToLoadedSem.WaitTimeout(OMX_CMD_TIMEOUT);
   1384 
   1385     //If somethiing bad happened while we wait
   1386     if (mComponentState == OMX_StateInvalid)
   1387       {
   1388         CAMHAL_LOGEA("Invalid State after IDLE->LOADED Exitting!!!");
   1389         goto EXIT;
   1390       }
   1391 
   1392     if ( NO_ERROR == ret )
   1393         {
   1394         CAMHAL_LOGDA("IDLE->LOADED state changed");
   1395         }
   1396     else
   1397         {
   1398         ret |= RemoveEvent(mCameraAdapterParameters.mHandleComp,
   1399                            OMX_EventCmdComplete,
   1400                            OMX_CommandStateSet,
   1401                            OMX_StateLoaded,
   1402                            NULL);
   1403         CAMHAL_LOGEA("Timeout expired on IDLE->LOADED state change");
   1404         goto EXIT;
   1405         }
   1406 
   1407     mComponentState = OMX_StateLoaded;
   1408 
   1409     ///Register for Preview port ENABLE event
   1410     ret = RegisterForEvent(mCameraAdapterParameters.mHandleComp,
   1411                            OMX_EventCmdComplete,
   1412                            OMX_CommandPortEnable,
   1413                            mCameraAdapterParameters.mPrevPortIndex,
   1414                            mSwitchToLoadedSem);
   1415 
   1416     if ( NO_ERROR != ret )
   1417         {
   1418         CAMHAL_LOGEB("Error in registering for event %d", ret);
   1419         goto EXIT;
   1420         }
   1421 
   1422     ///Enable Preview Port
   1423     eError = OMX_SendCommand(mCameraAdapterParameters.mHandleComp,
   1424                              OMX_CommandPortEnable,
   1425                              mCameraAdapterParameters.mPrevPortIndex,
   1426                              NULL);
   1427 
   1428 
   1429     CAMHAL_LOGDB("OMX_SendCommand(OMX_CommandStateSet) 0x%x", eError);
   1430     GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
   1431 
   1432     CAMHAL_LOGDA("Enabling Preview port");
   1433     ///Wait for state to switch to idle
   1434     ret = mSwitchToLoadedSem.WaitTimeout(OMX_CMD_TIMEOUT);
   1435 
   1436     //If somethiing bad happened while we wait
   1437     if (mComponentState == OMX_StateInvalid)
   1438       {
   1439         CAMHAL_LOGEA("Invalid State after Enabling Preview port Exitting!!!");
   1440         goto EXIT;
   1441       }
   1442 
   1443     if ( NO_ERROR == ret )
   1444         {
   1445         CAMHAL_LOGDA("Preview port enabled!");
   1446         }
   1447     else
   1448         {
   1449         ret |= RemoveEvent(mCameraAdapterParameters.mHandleComp,
   1450                            OMX_EventCmdComplete,
   1451                            OMX_CommandPortEnable,
   1452                            mCameraAdapterParameters.mPrevPortIndex,
   1453                            NULL);
   1454         CAMHAL_LOGEA("Preview enable timedout");
   1455 
   1456         goto EXIT;
   1457         }
   1458 
   1459     return (ret | ErrorUtils::omxToAndroidError(eError));
   1460 
   1461 EXIT:
   1462     CAMHAL_LOGEB("Exiting function %s because of ret %d eError=%x", __FUNCTION__, ret, eError);
   1463     performCleanupAfterError();
   1464     LOG_FUNCTION_NAME_EXIT;
   1465     return (ret | ErrorUtils::omxToAndroidError(eError));
   1466 }
   1467 
   1468 status_t OMXCameraAdapter::UseBuffersPreview(void* bufArr, int num)
   1469 {
   1470     status_t ret = NO_ERROR;
   1471     OMX_ERRORTYPE eError = OMX_ErrorNone;
   1472     int tmpHeight, tmpWidth;
   1473 
   1474     LOG_FUNCTION_NAME;
   1475 
   1476     if(!bufArr)
   1477         {
   1478         CAMHAL_LOGEA("NULL pointer passed for buffArr");
   1479         LOG_FUNCTION_NAME_EXIT;
   1480         return BAD_VALUE;
   1481         }
   1482 
   1483     OMXCameraPortParameters * mPreviewData = NULL;
   1484     OMXCameraPortParameters *measurementData = NULL;
   1485     mPreviewData = &mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mPrevPortIndex];
   1486     measurementData = &mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mMeasurementPortIndex];
   1487     mPreviewData->mNumBufs = num ;
   1488     uint32_t *buffers = (uint32_t*)bufArr;
   1489 
   1490     if ( 0 != mUsePreviewSem.Count() )
   1491         {
   1492         CAMHAL_LOGEB("Error mUsePreviewSem semaphore count %d", mUsePreviewSem.Count());
   1493         LOG_FUNCTION_NAME_EXIT;
   1494         return NO_INIT;
   1495         }
   1496 
   1497     if(mPreviewData->mNumBufs != num)
   1498         {
   1499         CAMHAL_LOGEA("Current number of buffers doesnt equal new num of buffers passed!");
   1500         LOG_FUNCTION_NAME_EXIT;
   1501         return BAD_VALUE;
   1502         }
   1503 
   1504     mStateSwitchLock.lock();
   1505 
   1506     if ( mComponentState == OMX_StateLoaded )
   1507         {
   1508 
   1509         ret = setLDC(mIPP);
   1510         if ( NO_ERROR != ret )
   1511             {
   1512             CAMHAL_LOGEB("setLDC() failed %d", ret);
   1513             LOG_FUNCTION_NAME_EXIT;
   1514             return ret;
   1515             }
   1516 
   1517         ret = setNSF(mIPP);
   1518         if ( NO_ERROR != ret )
   1519             {
   1520             CAMHAL_LOGEB("setNSF() failed %d", ret);
   1521             LOG_FUNCTION_NAME_EXIT;
   1522             return ret;
   1523             }
   1524 
   1525         ret = setCaptureMode(mCapMode);
   1526         if ( NO_ERROR != ret )
   1527             {
   1528             CAMHAL_LOGEB("setCaptureMode() failed %d", ret);
   1529             LOG_FUNCTION_NAME_EXIT;
   1530             return ret;
   1531             }
   1532 
   1533         CAMHAL_LOGDB("Camera Mode = %d", mCapMode);
   1534 
   1535         if( mCapMode == OMXCameraAdapter::VIDEO_MODE )
   1536             {
   1537             ///Enable/Disable Video Noise Filter
   1538             ret = enableVideoNoiseFilter(mVnfEnabled);
   1539             if ( NO_ERROR != ret)
   1540                 {
   1541                 CAMHAL_LOGEB("Error configuring VNF %x", ret);
   1542                 return ret;
   1543                 }
   1544 
   1545             ///Enable/Disable Video Stabilization
   1546             ret = enableVideoStabilization(mVstabEnabled);
   1547             if ( NO_ERROR != ret)
   1548                 {
   1549                 CAMHAL_LOGEB("Error configuring VSTAB %x", ret);
   1550                 return ret;
   1551                 }
   1552             }
   1553         else
   1554             {
   1555             ret = enableVideoNoiseFilter(false);
   1556             if ( NO_ERROR != ret)
   1557                 {
   1558                 CAMHAL_LOGEB("Error configuring VNF %x", ret);
   1559                 return ret;
   1560                 }
   1561             ///Enable/Disable Video Stabilization
   1562             ret = enableVideoStabilization(false);
   1563             if ( NO_ERROR != ret)
   1564                 {
   1565                 CAMHAL_LOGEB("Error configuring VSTAB %x", ret);
   1566                 return ret;
   1567                 }
   1568             }
   1569         }
   1570 
   1571     ret = setSensorOrientation(mSensorOrientation);
   1572     if ( NO_ERROR != ret )
   1573         {
   1574         CAMHAL_LOGEB("Error configuring Sensor Orientation %x", ret);
   1575         mSensorOrientation = 0;
   1576         }
   1577 
   1578     ret = setVFramerate(mPreviewData->mMinFrameRate, mPreviewData->mMaxFrameRate);
   1579     if ( ret != NO_ERROR )
   1580         {
   1581         CAMHAL_LOGEB("VFR configuration failed 0x%x", ret);
   1582         LOG_FUNCTION_NAME_EXIT;
   1583         return ret;
   1584         }
   1585 
   1586     if ( mComponentState == OMX_StateLoaded )
   1587         {
   1588         ///Register for IDLE state switch event
   1589         ret = RegisterForEvent(mCameraAdapterParameters.mHandleComp,
   1590                                OMX_EventCmdComplete,
   1591                                OMX_CommandStateSet,
   1592                                OMX_StateIdle,
   1593                                mUsePreviewSem);
   1594 
   1595         if(ret!=NO_ERROR)
   1596             {
   1597             CAMHAL_LOGEB("Error in registering for event %d", ret);
   1598             goto EXIT;
   1599             }
   1600 
   1601         ///Once we get the buffers, move component state to idle state and pass the buffers to OMX comp using UseBuffer
   1602         eError = OMX_SendCommand (mCameraAdapterParameters.mHandleComp ,
   1603                                   OMX_CommandStateSet,
   1604                                   OMX_StateIdle,
   1605                                   NULL);
   1606 
   1607         CAMHAL_LOGDB("OMX_SendCommand(OMX_CommandStateSet) 0x%x", eError);
   1608 
   1609         GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
   1610 
   1611         mComponentState = OMX_StateIdle;
   1612         }
   1613     else
   1614         {
   1615             ///Register for Preview port ENABLE event
   1616             ret = RegisterForEvent(mCameraAdapterParameters.mHandleComp,
   1617                                    OMX_EventCmdComplete,
   1618                                    OMX_CommandPortEnable,
   1619                                    mCameraAdapterParameters.mPrevPortIndex,
   1620                                    mUsePreviewSem);
   1621 
   1622             if ( NO_ERROR != ret )
   1623                 {
   1624                 CAMHAL_LOGEB("Error in registering for event %d", ret);
   1625                 goto EXIT;
   1626                 }
   1627 
   1628             ///Enable Preview Port
   1629             eError = OMX_SendCommand(mCameraAdapterParameters.mHandleComp,
   1630                                      OMX_CommandPortEnable,
   1631                                      mCameraAdapterParameters.mPrevPortIndex,
   1632                                      NULL);
   1633         }
   1634 
   1635 
   1636     ///Configure DOMX to use either gralloc handles or vptrs
   1637     OMX_TI_PARAMUSENATIVEBUFFER domxUseGrallocHandles;
   1638     OMX_INIT_STRUCT_PTR (&domxUseGrallocHandles, OMX_TI_PARAMUSENATIVEBUFFER);
   1639 
   1640     domxUseGrallocHandles.nPortIndex = mCameraAdapterParameters.mPrevPortIndex;
   1641     domxUseGrallocHandles.bEnable = OMX_TRUE;
   1642 
   1643     eError = OMX_SetParameter(mCameraAdapterParameters.mHandleComp,
   1644                             (OMX_INDEXTYPE)OMX_TI_IndexUseNativeBuffers, &domxUseGrallocHandles);
   1645     if(eError!=OMX_ErrorNone)
   1646         {
   1647         CAMHAL_LOGEB("OMX_SetParameter - %x", eError);
   1648         }
   1649     GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
   1650 
   1651     OMX_BUFFERHEADERTYPE *pBufferHdr;
   1652     for(int index=0;index<num;index++) {
   1653 
   1654         CAMHAL_LOGDB("OMX_UseBuffer(0x%x)", buffers[index]);
   1655         eError = OMX_UseBuffer( mCameraAdapterParameters.mHandleComp,
   1656                                 &pBufferHdr,
   1657                                 mCameraAdapterParameters.mPrevPortIndex,
   1658                                 0,
   1659                                 mPreviewData->mBufSize,
   1660                                 (OMX_U8*)buffers[index]);
   1661         if(eError!=OMX_ErrorNone)
   1662             {
   1663             CAMHAL_LOGEB("OMX_UseBuffer-0x%x", eError);
   1664             }
   1665         GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
   1666 
   1667         //pBufferHdr->pAppPrivate =  (OMX_PTR)pBufferHdr;
   1668         pBufferHdr->nSize = sizeof(OMX_BUFFERHEADERTYPE);
   1669         pBufferHdr->nVersion.s.nVersionMajor = 1 ;
   1670         pBufferHdr->nVersion.s.nVersionMinor = 1 ;
   1671         pBufferHdr->nVersion.s.nRevision = 0 ;
   1672         pBufferHdr->nVersion.s.nStep =  0;
   1673         mPreviewData->mBufferHeader[index] = pBufferHdr;
   1674     }
   1675 
   1676     if ( mMeasurementEnabled )
   1677         {
   1678 
   1679         for( int i = 0; i < num; i++ )
   1680             {
   1681             OMX_BUFFERHEADERTYPE *pBufHdr;
   1682             eError = OMX_UseBuffer( mCameraAdapterParameters.mHandleComp,
   1683                                     &pBufHdr,
   1684                                     mCameraAdapterParameters.mMeasurementPortIndex,
   1685                                     0,
   1686                                     measurementData->mBufSize,
   1687                                     (OMX_U8*)(mPreviewDataBuffers[i]));
   1688 
   1689              if ( eError == OMX_ErrorNone )
   1690                 {
   1691                 pBufHdr->nSize = sizeof(OMX_BUFFERHEADERTYPE);
   1692                 pBufHdr->nVersion.s.nVersionMajor = 1 ;
   1693                 pBufHdr->nVersion.s.nVersionMinor = 1 ;
   1694                 pBufHdr->nVersion.s.nRevision = 0 ;
   1695                 pBufHdr->nVersion.s.nStep =  0;
   1696                 measurementData->mBufferHeader[i] = pBufHdr;
   1697                 }
   1698             else
   1699                 {
   1700                 CAMHAL_LOGEB("OMX_UseBuffer -0x%x", eError);
   1701                 ret = BAD_VALUE;
   1702                 break;
   1703                 }
   1704             }
   1705 
   1706         }
   1707 
   1708     CAMHAL_LOGDA("Registering preview buffers");
   1709 
   1710     ret = mUsePreviewSem.WaitTimeout(OMX_CMD_TIMEOUT);
   1711 
   1712     //If somethiing bad happened while we wait
   1713     if (mComponentState == OMX_StateInvalid)
   1714       {
   1715         CAMHAL_LOGEA("Invalid State after Registering preview buffers Exitting!!!");
   1716         goto EXIT;
   1717       }
   1718 
   1719     if ( NO_ERROR == ret )
   1720         {
   1721         CAMHAL_LOGDA("Preview buffer registration successfull");
   1722         }
   1723     else
   1724         {
   1725         if ( mComponentState == OMX_StateLoaded )
   1726             {
   1727             ret |= RemoveEvent(mCameraAdapterParameters.mHandleComp,
   1728                                OMX_EventCmdComplete,
   1729                                OMX_CommandStateSet,
   1730                                OMX_StateIdle,
   1731                                NULL);
   1732             }
   1733         else
   1734             {
   1735             ret |= SignalEvent(mCameraAdapterParameters.mHandleComp,
   1736                                OMX_EventCmdComplete,
   1737                                OMX_CommandPortEnable,
   1738                                mCameraAdapterParameters.mPrevPortIndex,
   1739                                NULL);
   1740             }
   1741         CAMHAL_LOGEA("Timeout expired on preview buffer registration");
   1742         goto EXIT;
   1743         }
   1744 
   1745     LOG_FUNCTION_NAME_EXIT;
   1746 
   1747     return (ret | ErrorUtils::omxToAndroidError(eError));
   1748 
   1749     ///If there is any failure, we reach here.
   1750     ///Here, we do any resource freeing and convert from OMX error code to Camera Hal error code
   1751 EXIT:
   1752     mStateSwitchLock.unlock();
   1753 
   1754     CAMHAL_LOGEB("Exiting function %s because of ret %d eError=%x", __FUNCTION__, ret, eError);
   1755     performCleanupAfterError();
   1756     CAMHAL_LOGEB("Exiting function %s because of ret %d eError=%x", __FUNCTION__, ret, eError);
   1757 
   1758     LOG_FUNCTION_NAME_EXIT;
   1759 
   1760     return (ret | ErrorUtils::omxToAndroidError(eError));
   1761 }
   1762 
   1763 status_t OMXCameraAdapter::startPreview()
   1764 {
   1765     status_t ret = NO_ERROR;
   1766     OMX_ERRORTYPE eError = OMX_ErrorNone;
   1767     OMXCameraPortParameters *mPreviewData = NULL;
   1768     OMXCameraPortParameters *measurementData = NULL;
   1769 
   1770     LOG_FUNCTION_NAME;
   1771 
   1772     if( 0 != mStartPreviewSem.Count() )
   1773         {
   1774         CAMHAL_LOGEB("Error mStartPreviewSem semaphore count %d", mStartPreviewSem.Count());
   1775         ret = NO_INIT;
   1776         goto EXIT;
   1777         }
   1778 
   1779     mPreviewData = &mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mPrevPortIndex];
   1780     measurementData = &mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mMeasurementPortIndex];
   1781 
   1782     if( OMX_StateIdle == mComponentState )
   1783         {
   1784         ///Register for EXECUTING state transition.
   1785         ///This method just inserts a message in Event Q, which is checked in the callback
   1786         ///The sempahore passed is signalled by the callback
   1787         ret = RegisterForEvent(mCameraAdapterParameters.mHandleComp,
   1788                                OMX_EventCmdComplete,
   1789                                OMX_CommandStateSet,
   1790                                OMX_StateExecuting,
   1791                                mStartPreviewSem);
   1792 
   1793         if(ret!=NO_ERROR)
   1794             {
   1795             CAMHAL_LOGEB("Error in registering for event %d", ret);
   1796             goto EXIT;
   1797             }
   1798 
   1799         ///Switch to EXECUTING state
   1800         eError = OMX_SendCommand(mCameraAdapterParameters.mHandleComp,
   1801                                  OMX_CommandStateSet,
   1802                                  OMX_StateExecuting,
   1803                                  NULL);
   1804 
   1805         if(eError!=OMX_ErrorNone)
   1806             {
   1807             CAMHAL_LOGEB("OMX_SendCommand(OMX_StateExecuting)-0x%x", eError);
   1808             }
   1809 
   1810         CAMHAL_LOGDA("+Waiting for component to go into EXECUTING state");
   1811         ret = mStartPreviewSem.WaitTimeout(OMX_CMD_TIMEOUT);
   1812 
   1813         //If somethiing bad happened while we wait
   1814         if (mComponentState == OMX_StateInvalid)
   1815           {
   1816             CAMHAL_LOGEA("Invalid State after IDLE_EXECUTING Exitting!!!");
   1817             goto EXIT;
   1818           }
   1819 
   1820         if ( NO_ERROR == ret )
   1821             {
   1822             CAMHAL_LOGDA("+Great. Component went into executing state!!");
   1823             }
   1824         else
   1825             {
   1826             ret |= RemoveEvent(mCameraAdapterParameters.mHandleComp,
   1827                                OMX_EventCmdComplete,
   1828                                OMX_CommandStateSet,
   1829                                OMX_StateExecuting,
   1830                                NULL);
   1831             CAMHAL_LOGDA("Timeout expired on executing state switch!");
   1832             goto EXIT;
   1833             }
   1834 
   1835         mComponentState = OMX_StateExecuting;
   1836 
   1837         }
   1838 
   1839     mStateSwitchLock.unlock();
   1840 
   1841     apply3Asettings(mParameters3A);
   1842     //Queue all the buffers on preview port
   1843     for(int index=0;index< mPreviewData->mMaxQueueable;index++)
   1844         {
   1845         CAMHAL_LOGDB("Queuing buffer on Preview port - 0x%x", (uint32_t)mPreviewData->mBufferHeader[index]->pBuffer);
   1846         eError = OMX_FillThisBuffer(mCameraAdapterParameters.mHandleComp,
   1847                     (OMX_BUFFERHEADERTYPE*)mPreviewData->mBufferHeader[index]);
   1848         if(eError!=OMX_ErrorNone)
   1849             {
   1850             CAMHAL_LOGEB("OMX_FillThisBuffer-0x%x", eError);
   1851             }
   1852         mFramesWithDucati++;
   1853 #ifdef DEGUG_LOG
   1854         mBuffersWithDucati.add((uint32_t)mPreviewData->mBufferHeader[index]->pBuffer,1);
   1855 #endif
   1856         GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
   1857         }
   1858 
   1859     if ( mMeasurementEnabled )
   1860         {
   1861 
   1862         for(int index=0;index< mPreviewData->mNumBufs;index++)
   1863             {
   1864             CAMHAL_LOGDB("Queuing buffer on Measurement port - 0x%x", (uint32_t) measurementData->mBufferHeader[index]->pBuffer);
   1865             eError = OMX_FillThisBuffer(mCameraAdapterParameters.mHandleComp,
   1866                             (OMX_BUFFERHEADERTYPE*) measurementData->mBufferHeader[index]);
   1867             if(eError!=OMX_ErrorNone)
   1868                 {
   1869                 CAMHAL_LOGEB("OMX_FillThisBuffer-0x%x", eError);
   1870                 }
   1871             GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
   1872             }
   1873 
   1874         }
   1875 
   1876     // Enable Ancillary data. The nDCCStatus field is used to signify
   1877     // whether the preview frame is a snapshot
   1878     if ( OMX_ErrorNone == eError)
   1879         {
   1880         ret =  setExtraData(true, OMX_ALL, OMX_AncillaryData);
   1881         }
   1882 
   1883 
   1884     if ( mPending3Asettings )
   1885         apply3Asettings(mParameters3A);
   1886 
   1887     // enable focus callbacks just once here
   1888     // fixes an issue with slow callback registration in Ducati
   1889     if ( NO_ERROR == ret ) {
   1890         ret = setFocusCallback(true);
   1891     }
   1892 
   1893     //reset frame rate estimates
   1894     mFPS = 0.0f;
   1895     mLastFPS = 0.0f;
   1896     // start frame count from 0. i.e first frame after
   1897     // startPreview will be the 0th reference frame
   1898     // this way we will wait for second frame until
   1899     // takePicture/autoFocus is allowed to run. we
   1900     // are seeing SetConfig/GetConfig fail after
   1901     // calling after the first frame and not failing
   1902     // after the second frame
   1903     mFrameCount = -1;
   1904     mLastFrameCount = 0;
   1905     mIter = 1;
   1906     mLastFPSTime = systemTime();
   1907 
   1908     LOG_FUNCTION_NAME_EXIT;
   1909 
   1910     return (ret | ErrorUtils::omxToAndroidError(eError));
   1911 
   1912     EXIT:
   1913 
   1914     CAMHAL_LOGEB("Exiting function %s because of ret %d eError=%x", __FUNCTION__, ret, eError);
   1915     performCleanupAfterError();
   1916     mStateSwitchLock.unlock();
   1917     LOG_FUNCTION_NAME_EXIT;
   1918 
   1919     return (ret | ErrorUtils::omxToAndroidError(eError));
   1920 
   1921 }
   1922 
   1923 status_t OMXCameraAdapter::stopPreview()
   1924 {
   1925     LOG_FUNCTION_NAME;
   1926 
   1927     OMX_ERRORTYPE eError = OMX_ErrorNone;
   1928     status_t ret = NO_ERROR;
   1929 
   1930     OMXCameraPortParameters *mCaptureData , *mPreviewData, *measurementData;
   1931     mCaptureData = mPreviewData = measurementData = NULL;
   1932 
   1933     mPreviewData = &mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mPrevPortIndex];
   1934     mCaptureData = &mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mImagePortIndex];
   1935     measurementData = &mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mMeasurementPortIndex];
   1936 
   1937    if (mAdapterState == LOADED_PREVIEW_STATE) {
   1938        // Something happened in CameraHal between UseBuffers and startPreview
   1939        // this means that state switch is still locked..so we need to unlock else
   1940        // deadlock will occur on the next start preview
   1941        mStateSwitchLock.unlock();
   1942        return NO_ERROR;
   1943    }
   1944 
   1945     if ( mComponentState != OMX_StateExecuting )
   1946         {
   1947         CAMHAL_LOGEA("Calling StopPreview() when not in EXECUTING state");
   1948         LOG_FUNCTION_NAME_EXIT;
   1949         return NO_INIT;
   1950         }
   1951 
   1952     {
   1953         Mutex::Autolock lock(mFrameCountMutex);
   1954         // we should wait for the first frame to come before trying to stopPreview...if not
   1955         // we might put OMXCamera in a bad state (IDLE->LOADED timeout). Seeing this a lot
   1956         // after a capture
   1957         if (mFrameCount < 1) {
   1958             // I want to wait for at least two frames....
   1959             mFrameCount = -1;
   1960 
   1961             // first frame may time some time to come...so wait for an adequate amount of time
   1962             // which 2 * OMX_CAPTURE_TIMEOUT * 1000 will cover.
   1963             ret = mFirstFrameCondition.waitRelative(mFrameCountMutex,
   1964                                                     (nsecs_t) 2 * OMX_CAPTURE_TIMEOUT * 1000);
   1965         }
   1966         // even if we timeout waiting for the first frame...go ahead with trying to stop preview
   1967         // signal anybody that might be waiting
   1968         mFrameCount = 0;
   1969         mFirstFrameCondition.broadcast();
   1970     }
   1971 
   1972     ret = cancelAutoFocus();
   1973     if(ret!=NO_ERROR)
   1974     {
   1975         CAMHAL_LOGEB("Error canceling autofocus %d", ret);
   1976         // Error, but we probably still want to continue to stop preview
   1977     }
   1978 
   1979     OMX_CONFIG_FOCUSASSISTTYPE focusAssist;
   1980     OMX_INIT_STRUCT_PTR (&focusAssist, OMX_CONFIG_FOCUSASSISTTYPE);
   1981     focusAssist.nPortIndex = OMX_ALL;
   1982     focusAssist.bFocusAssist = OMX_FALSE;
   1983     CAMHAL_LOGDB("Configuring AF Assist mode 0x%x", focusAssist.bFocusAssist);
   1984     eError =  OMX_SetConfig(mCameraAdapterParameters.mHandleComp,
   1985                             (OMX_INDEXTYPE) OMX_IndexConfigFocusAssist,
   1986                             &focusAssist);
   1987     if ( OMX_ErrorNone != eError )
   1988         {
   1989         CAMHAL_LOGEB("Error while configuring AF Assist mode 0x%x", eError);
   1990         }
   1991     else
   1992         {
   1993         CAMHAL_LOGDA("Camera AF Assist  mode configured successfully");
   1994         }
   1995 
   1996     if ( 0 != mStopPreviewSem.Count() )
   1997         {
   1998         CAMHAL_LOGEB("Error mStopPreviewSem semaphore count %d", mStopPreviewSem.Count());
   1999         LOG_FUNCTION_NAME_EXIT;
   2000         return NO_INIT;
   2001         }
   2002 
   2003     ret = disableImagePort();
   2004     if ( NO_ERROR != ret ) {
   2005         CAMHAL_LOGEB("disable image port failed 0x%x", ret);
   2006         goto EXIT;
   2007     }
   2008 
   2009     CAMHAL_LOGDB("Average framerate: %f", mFPS);
   2010 
   2011     //Avoid state switching of the OMX Component
   2012     ret = flushBuffers();
   2013     if ( NO_ERROR != ret )
   2014         {
   2015         CAMHAL_LOGEB("Flush Buffers failed 0x%x", ret);
   2016         goto EXIT;
   2017         }
   2018 
   2019     ///Register for Preview port Disable event
   2020     ret = RegisterForEvent(mCameraAdapterParameters.mHandleComp,
   2021                            OMX_EventCmdComplete,
   2022                            OMX_CommandPortDisable,
   2023                            mCameraAdapterParameters.mPrevPortIndex,
   2024                            mStopPreviewSem);
   2025 
   2026     ///Disable Preview Port
   2027     eError = OMX_SendCommand(mCameraAdapterParameters.mHandleComp,
   2028                              OMX_CommandPortDisable,
   2029                              mCameraAdapterParameters.mPrevPortIndex,
   2030                              NULL);
   2031 
   2032     ///Free the OMX Buffers
   2033     for ( int i = 0 ; i < mPreviewData->mNumBufs ; i++ )
   2034         {
   2035         eError = OMX_FreeBuffer(mCameraAdapterParameters.mHandleComp,
   2036                                 mCameraAdapterParameters.mPrevPortIndex,
   2037                                 mPreviewData->mBufferHeader[i]);
   2038 
   2039         if(eError!=OMX_ErrorNone)
   2040             {
   2041             CAMHAL_LOGEB("OMX_FreeBuffer - %x", eError);
   2042             }
   2043         GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
   2044         }
   2045 
   2046     if ( mMeasurementEnabled )
   2047         {
   2048 
   2049             for ( int i = 0 ; i < measurementData->mNumBufs ; i++ )
   2050                 {
   2051                 eError = OMX_FreeBuffer(mCameraAdapterParameters.mHandleComp,
   2052                                         mCameraAdapterParameters.mMeasurementPortIndex,
   2053                                         measurementData->mBufferHeader[i]);
   2054                 if(eError!=OMX_ErrorNone)
   2055                     {
   2056                     CAMHAL_LOGEB("OMX_FreeBuffer - %x", eError);
   2057                     }
   2058                 GOTO_EXIT_IF((eError!=OMX_ErrorNone), eError);
   2059                 }
   2060 
   2061             {
   2062             Mutex::Autolock lock(mPreviewDataBufferLock);
   2063             mPreviewDataBuffersAvailable.clear();
   2064             }
   2065 
   2066         }
   2067 
   2068     CAMHAL_LOGDA("Disabling preview port");
   2069     ret = mStopPreviewSem.WaitTimeout(OMX_CMD_TIMEOUT);
   2070 
   2071     //If somethiing bad happened while we wait
   2072     if (mComponentState == OMX_StateInvalid)
   2073       {
   2074         CAMHAL_LOGEA("Invalid State after Disabling preview port Exitting!!!");
   2075         goto EXIT;
   2076       }
   2077 
   2078     if ( NO_ERROR == ret )
   2079         {
   2080         CAMHAL_LOGDA("Preview port disabled");
   2081         }
   2082     else
   2083         {
   2084         ret |= RemoveEvent(mCameraAdapterParameters.mHandleComp,
   2085                            OMX_EventCmdComplete,
   2086                            OMX_CommandPortDisable,
   2087                            mCameraAdapterParameters.mPrevPortIndex,
   2088                            NULL);
   2089         CAMHAL_LOGEA("Timeout expired on preview port disable");
   2090         goto EXIT;
   2091         }
   2092 
   2093         {
   2094         Mutex::Autolock lock(mPreviewBufferLock);
   2095         ///Clear all the available preview buffers
   2096         mPreviewBuffersAvailable.clear();
   2097         }
   2098 
   2099     switchToLoaded();
   2100 
   2101 
   2102     mFirstTimeInit = true;
   2103     mPendingCaptureSettings = 0;
   2104     mFramesWithDucati = 0;
   2105     mFramesWithDisplay = 0;
   2106     mFramesWithEncoder = 0;
   2107 
   2108     LOG_FUNCTION_NAME_EXIT;
   2109 
   2110     return (ret | ErrorUtils::omxToAndroidError(eError));
   2111 
   2112 EXIT:
   2113     CAMHAL_LOGEB("Exiting function %s because of ret %d eError=%x", __FUNCTION__, ret, eError);
   2114     {
   2115     Mutex::Autolock lock(mPreviewBufferLock);
   2116     ///Clear all the available preview buffers
   2117     mPreviewBuffersAvailable.clear();
   2118     }
   2119     performCleanupAfterError();
   2120     LOG_FUNCTION_NAME_EXIT;
   2121     return (ret | ErrorUtils::omxToAndroidError(eError));
   2122 
   2123 }
   2124 
   2125 status_t OMXCameraAdapter::setSensorOverclock(bool enable)
   2126 {
   2127     status_t ret = NO_ERROR;
   2128     OMX_ERRORTYPE eError = OMX_ErrorNone;
   2129     OMX_CONFIG_BOOLEANTYPE bOMX;
   2130 
   2131     LOG_FUNCTION_NAME;
   2132 
   2133     if ( OMX_StateLoaded != mComponentState )
   2134         {
   2135         CAMHAL_LOGDA("OMX component is not in loaded state");
   2136         return ret;
   2137         }
   2138 
   2139     if ( NO_ERROR == ret )
   2140         {
   2141         OMX_INIT_STRUCT_PTR (&bOMX, OMX_CONFIG_BOOLEANTYPE);
   2142 
   2143         if ( enable )
   2144             {
   2145             bOMX.bEnabled = OMX_TRUE;
   2146             }
   2147         else
   2148             {
   2149             bOMX.bEnabled = OMX_FALSE;
   2150             }
   2151 
   2152         CAMHAL_LOGDB("Configuring Sensor overclock mode 0x%x", bOMX.bEnabled);
   2153         eError = OMX_SetParameter(mCameraAdapterParameters.mHandleComp, ( OMX_INDEXTYPE ) OMX_TI_IndexParamSensorOverClockMode, &bOMX);
   2154         if ( OMX_ErrorNone != eError )
   2155             {
   2156             CAMHAL_LOGEB("Error while setting Sensor overclock 0x%x", eError);
   2157             ret = BAD_VALUE;
   2158             }
   2159         else
   2160             {
   2161             mSensorOverclock = enable;
   2162             }
   2163         }
   2164 
   2165     LOG_FUNCTION_NAME_EXIT;
   2166 
   2167     return ret;
   2168 }
   2169 
   2170 status_t OMXCameraAdapter::printComponentVersion(OMX_HANDLETYPE handle)
   2171 {
   2172     status_t ret = NO_ERROR;
   2173     OMX_ERRORTYPE eError = OMX_ErrorNone;
   2174     OMX_VERSIONTYPE compVersion;
   2175     char compName[OMX_MAX_STRINGNAME_SIZE];
   2176     char *currentUUID = NULL;
   2177     size_t offset = 0;
   2178 
   2179     LOG_FUNCTION_NAME;
   2180 
   2181     if ( NULL == handle )
   2182         {
   2183         CAMHAL_LOGEB("Invalid OMX Handle =0x%x",  ( unsigned int ) handle);
   2184         ret = -EINVAL;
   2185         }
   2186 
   2187     mCompUUID[0] = 0;
   2188 
   2189     if ( NO_ERROR == ret )
   2190         {
   2191         eError = OMX_GetComponentVersion(handle,
   2192                                       compName,
   2193                                       &compVersion,
   2194                                       &mCompRevision,
   2195                                       &mCompUUID
   2196                                     );
   2197         if ( OMX_ErrorNone != eError )
   2198             {
   2199             CAMHAL_LOGEB("OMX_GetComponentVersion returned 0x%x", eError);
   2200             ret = BAD_VALUE;
   2201             }
   2202         }
   2203 
   2204     if ( NO_ERROR == ret )
   2205         {
   2206         CAMHAL_LOGVB("OMX Component name: [%s]", compName);
   2207         CAMHAL_LOGVB("OMX Component version: [%u]", ( unsigned int ) compVersion.nVersion);
   2208         CAMHAL_LOGVB("Spec version: [%u]", ( unsigned int ) mCompRevision.nVersion);
   2209         CAMHAL_LOGVB("Git Commit ID: [%s]", mCompUUID);
   2210         currentUUID = ( char * ) mCompUUID;
   2211         }
   2212 
   2213     if ( NULL != currentUUID )
   2214         {
   2215         offset = strlen( ( const char * ) mCompUUID) + 1;
   2216         if ( (int)currentUUID + (int)offset - (int)mCompUUID < OMX_MAX_STRINGNAME_SIZE )
   2217             {
   2218             currentUUID += offset;
   2219             CAMHAL_LOGVB("Git Branch: [%s]", currentUUID);
   2220             }
   2221         else
   2222             {
   2223             ret = BAD_VALUE;
   2224             }
   2225     }
   2226 
   2227     if ( NO_ERROR == ret )
   2228         {
   2229         offset = strlen( ( const char * ) currentUUID) + 1;
   2230 
   2231         if ( (int)currentUUID + (int)offset - (int)mCompUUID < OMX_MAX_STRINGNAME_SIZE )
   2232             {
   2233             currentUUID += offset;
   2234             CAMHAL_LOGVB("Build date and time: [%s]", currentUUID);
   2235             }
   2236         else
   2237             {
   2238             ret = BAD_VALUE;
   2239             }
   2240         }
   2241 
   2242     if ( NO_ERROR == ret )
   2243         {
   2244         offset = strlen( ( const char * ) currentUUID) + 1;
   2245 
   2246         if ( (int)currentUUID + (int)offset - (int)mCompUUID < OMX_MAX_STRINGNAME_SIZE )
   2247             {
   2248             currentUUID += offset;
   2249             CAMHAL_LOGVB("Build description: [%s]", currentUUID);
   2250             }
   2251         else
   2252             {
   2253             ret = BAD_VALUE;
   2254             }
   2255         }
   2256 
   2257     LOG_FUNCTION_NAME_EXIT;
   2258 
   2259     return ret;
   2260 }
   2261 
   2262 status_t OMXCameraAdapter::autoFocus()
   2263 {
   2264     status_t ret = NO_ERROR;
   2265     TIUTILS::Message msg;
   2266 
   2267     LOG_FUNCTION_NAME;
   2268 
   2269     {
   2270         Mutex::Autolock lock(mFrameCountMutex);
   2271         if (mFrameCount < 1) {
   2272             // first frame may time some time to come...so wait for an adequate amount of time
   2273             // which 2 * OMX_CAPTURE_TIMEOUT * 1000 will cover.
   2274             ret = mFirstFrameCondition.waitRelative(mFrameCountMutex,
   2275                                                     (nsecs_t) 2 * OMX_CAPTURE_TIMEOUT * 1000);
   2276             if ((NO_ERROR != ret) || (mFrameCount == 0)) {
   2277                 goto EXIT;
   2278             }
   2279         }
   2280     }
   2281 
   2282     msg.command = CommandHandler::CAMERA_PERFORM_AUTOFOCUS;
   2283     msg.arg1 = mErrorNotifier;
   2284     ret = mCommandHandler->put(&msg);
   2285 
   2286  EXIT:
   2287 
   2288     LOG_FUNCTION_NAME;
   2289 
   2290     return ret;
   2291 }
   2292 
   2293 status_t OMXCameraAdapter::takePicture()
   2294 {
   2295     status_t ret = NO_ERROR;
   2296     TIUTILS::Message msg;
   2297 
   2298     LOG_FUNCTION_NAME;
   2299 
   2300     {
   2301         Mutex::Autolock lock(mFrameCountMutex);
   2302         if (mFrameCount < 1) {
   2303             // first frame may time some time to come...so wait for an adequate amount of time
   2304             // which 2 * OMX_CAPTURE_TIMEOUT * 1000 will cover.
   2305             ret = mFirstFrameCondition.waitRelative(mFrameCountMutex,
   2306                                                    (nsecs_t) 2 * OMX_CAPTURE_TIMEOUT * 1000);
   2307             if ((NO_ERROR != ret) || (mFrameCount == 0)) {
   2308                 goto EXIT;
   2309             }
   2310         }
   2311     }
   2312 
   2313     msg.command = CommandHandler::CAMERA_START_IMAGE_CAPTURE;
   2314     msg.arg1 = mErrorNotifier;
   2315     ret = mCommandHandler->put(&msg);
   2316 
   2317  EXIT:
   2318     LOG_FUNCTION_NAME_EXIT;
   2319 
   2320     return ret;
   2321 }
   2322 
   2323 status_t OMXCameraAdapter::startVideoCapture()
   2324 {
   2325     return BaseCameraAdapter::startVideoCapture();
   2326 }
   2327 
   2328 status_t OMXCameraAdapter::stopVideoCapture()
   2329 {
   2330     return BaseCameraAdapter::stopVideoCapture();
   2331 }
   2332 
   2333 //API to get the frame size required to be allocated. This size is used to override the size passed
   2334 //by camera service when VSTAB/VNF is turned ON for example
   2335 status_t OMXCameraAdapter::getFrameSize(size_t &width, size_t &height)
   2336 {
   2337     status_t ret = NO_ERROR;
   2338     OMX_ERRORTYPE eError = OMX_ErrorNone;
   2339     OMX_CONFIG_RECTTYPE tFrameDim;
   2340 
   2341     LOG_FUNCTION_NAME;
   2342 
   2343     OMX_INIT_STRUCT_PTR (&tFrameDim, OMX_CONFIG_RECTTYPE);
   2344     tFrameDim.nPortIndex = mCameraAdapterParameters.mPrevPortIndex;
   2345 
   2346     if ( mOMXStateSwitch )
   2347         {
   2348         ret = switchToLoaded();
   2349         if ( NO_ERROR != ret )
   2350             {
   2351             CAMHAL_LOGEB("switchToLoaded() failed 0x%x", ret);
   2352             goto exit;
   2353             }
   2354 
   2355         mOMXStateSwitch = false;
   2356         }
   2357 
   2358     if ( OMX_StateLoaded == mComponentState )
   2359         {
   2360 
   2361         ret = setLDC(mIPP);
   2362         if ( NO_ERROR != ret )
   2363             {
   2364             CAMHAL_LOGEB("setLDC() failed %d", ret);
   2365             LOG_FUNCTION_NAME_EXIT;
   2366             goto exit;
   2367             }
   2368 
   2369         ret = setNSF(mIPP);
   2370         if ( NO_ERROR != ret )
   2371             {
   2372             CAMHAL_LOGEB("setNSF() failed %d", ret);
   2373             LOG_FUNCTION_NAME_EXIT;
   2374             goto exit;
   2375             }
   2376 
   2377         ret = setCaptureMode(mCapMode);
   2378         if ( NO_ERROR != ret )
   2379             {
   2380             CAMHAL_LOGEB("setCaptureMode() failed %d", ret);
   2381             }
   2382 
   2383         if(mCapMode == OMXCameraAdapter::VIDEO_MODE)
   2384             {
   2385             if ( NO_ERROR == ret )
   2386                 {
   2387                 ///Enable/Disable Video Noise Filter
   2388                 ret = enableVideoNoiseFilter(mVnfEnabled);
   2389                 }
   2390 
   2391             if ( NO_ERROR != ret)
   2392                 {
   2393                 CAMHAL_LOGEB("Error configuring VNF %x", ret);
   2394                 }
   2395 
   2396             if ( NO_ERROR == ret )
   2397                 {
   2398                 ///Enable/Disable Video Stabilization
   2399                 ret = enableVideoStabilization(mVstabEnabled);
   2400                 }
   2401 
   2402             if ( NO_ERROR != ret)
   2403                 {
   2404                 CAMHAL_LOGEB("Error configuring VSTAB %x", ret);
   2405                 }
   2406              }
   2407         else
   2408             {
   2409             if ( NO_ERROR == ret )
   2410                 {
   2411                 ///Enable/Disable Video Noise Filter
   2412                 ret = enableVideoNoiseFilter(false);
   2413                 }
   2414 
   2415             if ( NO_ERROR != ret)
   2416                 {
   2417                 CAMHAL_LOGEB("Error configuring VNF %x", ret);
   2418                 }
   2419 
   2420             if ( NO_ERROR == ret )
   2421                 {
   2422                 ///Enable/Disable Video Stabilization
   2423                 ret = enableVideoStabilization(false);
   2424                 }
   2425 
   2426             if ( NO_ERROR != ret)
   2427                 {
   2428                 CAMHAL_LOGEB("Error configuring VSTAB %x", ret);
   2429                 }
   2430             }
   2431 
   2432         }
   2433 
   2434     ret = setSensorOrientation(mSensorOrientation);
   2435     if ( NO_ERROR != ret )
   2436         {
   2437         CAMHAL_LOGEB("Error configuring Sensor Orientation %x", ret);
   2438         mSensorOrientation = 0;
   2439         }
   2440 
   2441     if ( NO_ERROR == ret )
   2442         {
   2443         eError = OMX_GetParameter(mCameraAdapterParameters.mHandleComp, ( OMX_INDEXTYPE ) OMX_TI_IndexParam2DBufferAllocDimension, &tFrameDim);
   2444         if ( OMX_ErrorNone == eError)
   2445             {
   2446             width = tFrameDim.nWidth;
   2447             height = tFrameDim.nHeight;
   2448             }
   2449         }
   2450 
   2451 exit:
   2452 
   2453     CAMHAL_LOGDB("Required frame size %dx%d", width, height);
   2454     LOG_FUNCTION_NAME_EXIT;
   2455 
   2456     return ret;
   2457 }
   2458 
   2459 status_t OMXCameraAdapter::getFrameDataSize(size_t &dataFrameSize, size_t bufferCount)
   2460 {
   2461     status_t ret = NO_ERROR;
   2462     OMX_PARAM_PORTDEFINITIONTYPE portCheck;
   2463     OMX_ERRORTYPE eError = OMX_ErrorNone;
   2464 
   2465     LOG_FUNCTION_NAME;
   2466 
   2467     if ( OMX_StateLoaded != mComponentState )
   2468         {
   2469         CAMHAL_LOGEA("Calling getFrameDataSize() when not in LOADED state");
   2470         dataFrameSize = 0;
   2471         ret = BAD_VALUE;
   2472         }
   2473 
   2474     if ( NO_ERROR == ret  )
   2475         {
   2476         OMX_INIT_STRUCT_PTR(&portCheck, OMX_PARAM_PORTDEFINITIONTYPE);
   2477         portCheck.nPortIndex = mCameraAdapterParameters.mMeasurementPortIndex;
   2478 
   2479         eError = OMX_GetParameter(mCameraAdapterParameters.mHandleComp, OMX_IndexParamPortDefinition, &portCheck);
   2480         if ( OMX_ErrorNone != eError )
   2481             {
   2482             CAMHAL_LOGEB("OMX_GetParameter on OMX_IndexParamPortDefinition returned: 0x%x", eError);
   2483             dataFrameSize = 0;
   2484             ret = BAD_VALUE;
   2485             }
   2486         }
   2487 
   2488     if ( NO_ERROR == ret )
   2489         {
   2490         portCheck.nBufferCountActual = bufferCount;
   2491         eError = OMX_SetParameter(mCameraAdapterParameters.mHandleComp, OMX_IndexParamPortDefinition, &portCheck);
   2492         if ( OMX_ErrorNone != eError )
   2493             {
   2494             CAMHAL_LOGEB("OMX_SetParameter on OMX_IndexParamPortDefinition returned: 0x%x", eError);
   2495             dataFrameSize = 0;
   2496             ret = BAD_VALUE;
   2497             }
   2498         }
   2499 
   2500     if ( NO_ERROR == ret  )
   2501         {
   2502         eError = OMX_GetParameter(mCameraAdapterParameters.mHandleComp, OMX_IndexParamPortDefinition, &portCheck);
   2503         if ( OMX_ErrorNone != eError )
   2504             {
   2505             CAMHAL_LOGEB("OMX_GetParameter on OMX_IndexParamPortDefinition returned: 0x%x", eError);
   2506             ret = BAD_VALUE;
   2507             }
   2508         else
   2509             {
   2510             mCameraAdapterParameters.mCameraPortParams[portCheck.nPortIndex].mBufSize = portCheck.nBufferSize;
   2511             dataFrameSize = portCheck.nBufferSize;
   2512             }
   2513         }
   2514 
   2515     LOG_FUNCTION_NAME_EXIT;
   2516 
   2517     return ret;
   2518 }
   2519 
   2520 void OMXCameraAdapter::onOrientationEvent(uint32_t orientation, uint32_t tilt)
   2521 {
   2522     LOG_FUNCTION_NAME;
   2523 
   2524     static const unsigned int DEGREES_TILT_IGNORE = 45;
   2525     int device_orientation = 0;
   2526     int mount_orientation = 0;
   2527     const char *facing_direction = NULL;
   2528 
   2529     // if tilt angle is greater than DEGREES_TILT_IGNORE
   2530     // we are going to ignore the orientation returned from
   2531     // sensor. the orientation returned from sensor is not
   2532     // reliable. Value of DEGREES_TILT_IGNORE may need adjusting
   2533     if (tilt > DEGREES_TILT_IGNORE) {
   2534         return;
   2535     }
   2536 
   2537     if (mCapabilities) {
   2538         if (mCapabilities->get(CameraProperties::ORIENTATION_INDEX)) {
   2539             mount_orientation = atoi(mCapabilities->get(CameraProperties::ORIENTATION_INDEX));
   2540         }
   2541         facing_direction = mCapabilities->get(CameraProperties::FACING_INDEX);
   2542     }
   2543 
   2544     // calculate device orientation relative to the sensor orientation
   2545     // front camera display is mirrored...needs to be accounted for when orientation
   2546     // is 90 or 270...since this will result in a flip on orientation otherwise
   2547     if (facing_direction && !strcmp(facing_direction, TICameraParameters::FACING_FRONT) &&
   2548         (orientation == 90 || orientation == 270)) {
   2549         device_orientation = (orientation - mount_orientation + 360) % 360;
   2550     } else {  // back-facing camera
   2551         device_orientation = (orientation + mount_orientation) % 360;
   2552     }
   2553 
   2554     if (device_orientation != mDeviceOrientation) {
   2555         mDeviceOrientation = device_orientation;
   2556 
   2557         mFaceDetectionLock.lock();
   2558         if (mFaceDetectionRunning) {
   2559             // restart face detection with new rotation
   2560             setFaceDetection(true, mDeviceOrientation);
   2561         }
   2562         mFaceDetectionLock.unlock();
   2563     }
   2564     CAMHAL_LOGVB("orientation = %d tilt = %d device_orientation = %d", orientation, tilt, mDeviceOrientation);
   2565 
   2566     LOG_FUNCTION_NAME_EXIT;
   2567 }
   2568 
   2569 /* Application callback Functions */
   2570 /*========================================================*/
   2571 /* @ fn SampleTest_EventHandler :: Application callback   */
   2572 /*========================================================*/
   2573 OMX_ERRORTYPE OMXCameraAdapterEventHandler(OMX_IN OMX_HANDLETYPE hComponent,
   2574                                           OMX_IN OMX_PTR pAppData,
   2575                                           OMX_IN OMX_EVENTTYPE eEvent,
   2576                                           OMX_IN OMX_U32 nData1,
   2577                                           OMX_IN OMX_U32 nData2,
   2578                                           OMX_IN OMX_PTR pEventData)
   2579 {
   2580     LOG_FUNCTION_NAME;
   2581 
   2582     CAMHAL_LOGDB("Event %d", eEvent);
   2583 
   2584     OMX_ERRORTYPE ret = OMX_ErrorNone;
   2585     OMXCameraAdapter *oca = (OMXCameraAdapter*)pAppData;
   2586     ret = oca->OMXCameraAdapterEventHandler(hComponent, eEvent, nData1, nData2, pEventData);
   2587 
   2588     LOG_FUNCTION_NAME_EXIT;
   2589     return ret;
   2590 }
   2591 
   2592 /* Application callback Functions */
   2593 /*========================================================*/
   2594 /* @ fn SampleTest_EventHandler :: Application callback   */
   2595 /*========================================================*/
   2596 OMX_ERRORTYPE OMXCameraAdapter::OMXCameraAdapterEventHandler(OMX_IN OMX_HANDLETYPE hComponent,
   2597                                           OMX_IN OMX_EVENTTYPE eEvent,
   2598                                           OMX_IN OMX_U32 nData1,
   2599                                           OMX_IN OMX_U32 nData2,
   2600                                           OMX_IN OMX_PTR pEventData)
   2601 {
   2602 
   2603     LOG_FUNCTION_NAME;
   2604 
   2605     OMX_ERRORTYPE eError = OMX_ErrorNone;
   2606     CAMHAL_LOGDB("+OMX_Event %x, %d %d", eEvent, (int)nData1, (int)nData2);
   2607 
   2608     switch (eEvent) {
   2609         case OMX_EventCmdComplete:
   2610             CAMHAL_LOGDB("+OMX_EventCmdComplete %d %d", (int)nData1, (int)nData2);
   2611 
   2612             if (OMX_CommandStateSet == nData1) {
   2613                 mCameraAdapterParameters.mState = (OMX_STATETYPE) nData2;
   2614 
   2615             } else if (OMX_CommandFlush == nData1) {
   2616                 CAMHAL_LOGDB("OMX_CommandFlush received for port %d", (int)nData2);
   2617 
   2618             } else if (OMX_CommandPortDisable == nData1) {
   2619                 CAMHAL_LOGDB("OMX_CommandPortDisable received for port %d", (int)nData2);
   2620 
   2621             } else if (OMX_CommandPortEnable == nData1) {
   2622                 CAMHAL_LOGDB("OMX_CommandPortEnable received for port %d", (int)nData2);
   2623 
   2624             } else if (OMX_CommandMarkBuffer == nData1) {
   2625                 ///This is not used currently
   2626             }
   2627 
   2628             CAMHAL_LOGDA("-OMX_EventCmdComplete");
   2629         break;
   2630 
   2631         case OMX_EventIndexSettingChanged:
   2632             CAMHAL_LOGDB("OMX_EventIndexSettingChanged event received data1 0x%x, data2 0x%x",
   2633                             ( unsigned int ) nData1, ( unsigned int ) nData2);
   2634             break;
   2635 
   2636         case OMX_EventError:
   2637             CAMHAL_LOGDB("OMX interface failed to execute OMX command %d", (int)nData1);
   2638             CAMHAL_LOGDA("See OMX_INDEXTYPE for reference");
   2639             if ( NULL != mErrorNotifier && ( ( OMX_U32 ) OMX_ErrorHardware == nData1 ) && mComponentState != OMX_StateInvalid)
   2640               {
   2641                 CAMHAL_LOGEA("***Got Fatal Error Notification***\n");
   2642                 mComponentState = OMX_StateInvalid;
   2643                 /*
   2644                 Remove any unhandled events and
   2645                 unblock any waiting semaphores
   2646                 */
   2647                 if ( !mEventSignalQ.isEmpty() )
   2648                   {
   2649                     for (unsigned int i = 0 ; i < mEventSignalQ.size(); i++ )
   2650                       {
   2651                         CAMHAL_LOGEB("***Removing %d EVENTS***** \n", mEventSignalQ.size());
   2652                         //remove from queue and free msg
   2653                         TIUTILS::Message *msg = mEventSignalQ.itemAt(i);
   2654                         if ( NULL != msg )
   2655                           {
   2656                             Semaphore *sem  = (Semaphore*) msg->arg3;
   2657                             if ( sem )
   2658                               {
   2659                                 sem->Signal();
   2660                               }
   2661                             free(msg);
   2662                           }
   2663                       }
   2664                     mEventSignalQ.clear();
   2665                   }
   2666                 ///Report Error to App
   2667                 mErrorNotifier->errorNotify(CAMERA_ERROR_FATAL);
   2668               }
   2669             break;
   2670 
   2671         case OMX_EventMark:
   2672         break;
   2673 
   2674         case OMX_EventPortSettingsChanged:
   2675         break;
   2676 
   2677         case OMX_EventBufferFlag:
   2678         break;
   2679 
   2680         case OMX_EventResourcesAcquired:
   2681         break;
   2682 
   2683         case OMX_EventComponentResumed:
   2684         break;
   2685 
   2686         case OMX_EventDynamicResourcesAvailable:
   2687         break;
   2688 
   2689         case OMX_EventPortFormatDetected:
   2690         break;
   2691 
   2692         default:
   2693         break;
   2694     }
   2695 
   2696     ///Signal to the thread(s) waiting that the event has occured
   2697     SignalEvent(hComponent, eEvent, nData1, nData2, pEventData);
   2698 
   2699    LOG_FUNCTION_NAME_EXIT;
   2700    return eError;
   2701 
   2702     EXIT:
   2703 
   2704     CAMHAL_LOGEB("Exiting function %s because of eError=%x", __FUNCTION__, eError);
   2705     LOG_FUNCTION_NAME_EXIT;
   2706     return eError;
   2707 }
   2708 
   2709 OMX_ERRORTYPE OMXCameraAdapter::SignalEvent(OMX_IN OMX_HANDLETYPE hComponent,
   2710                                           OMX_IN OMX_EVENTTYPE eEvent,
   2711                                           OMX_IN OMX_U32 nData1,
   2712                                           OMX_IN OMX_U32 nData2,
   2713                                           OMX_IN OMX_PTR pEventData)
   2714 {
   2715     Mutex::Autolock lock(mEventLock);
   2716     TIUTILS::Message *msg;
   2717     bool eventSignalled = false;
   2718 
   2719     LOG_FUNCTION_NAME;
   2720 
   2721     if ( !mEventSignalQ.isEmpty() )
   2722         {
   2723         CAMHAL_LOGDA("Event queue not empty");
   2724 
   2725         for ( unsigned int i = 0 ; i < mEventSignalQ.size() ; i++ )
   2726             {
   2727             msg = mEventSignalQ.itemAt(i);
   2728             if ( NULL != msg )
   2729                 {
   2730                 if( ( msg->command != 0 || msg->command == ( unsigned int ) ( eEvent ) )
   2731                     && ( !msg->arg1 || ( OMX_U32 ) msg->arg1 == nData1 )
   2732                     && ( !msg->arg2 || ( OMX_U32 ) msg->arg2 == nData2 )
   2733                     && msg->arg3)
   2734                     {
   2735                     Semaphore *sem  = (Semaphore*) msg->arg3;
   2736                     CAMHAL_LOGDA("Event matched, signalling sem");
   2737                     mEventSignalQ.removeAt(i);
   2738                     //Signal the semaphore provided
   2739                     sem->Signal();
   2740                     free(msg);
   2741                     eventSignalled = true;
   2742                     break;
   2743                     }
   2744                 }
   2745             }
   2746         }
   2747     else
   2748         {
   2749         CAMHAL_LOGDA("Event queue empty!!!");
   2750         }
   2751 
   2752     // Special handling for any unregistered events
   2753     if (!eventSignalled) {
   2754         // Handling for focus callback
   2755         if ((nData2 == OMX_IndexConfigCommonFocusStatus) &&
   2756             (eEvent == (OMX_EVENTTYPE) OMX_EventIndexSettingChanged)) {
   2757                 TIUTILS::Message msg;
   2758                 msg.command = OMXCallbackHandler::CAMERA_FOCUS_STATUS;
   2759                 msg.arg1 = NULL;
   2760                 msg.arg2 = NULL;
   2761                 mOMXCallbackHandler->put(&msg);
   2762         }
   2763     }
   2764 
   2765     LOG_FUNCTION_NAME_EXIT;
   2766 
   2767     return OMX_ErrorNone;
   2768 }
   2769 
   2770 OMX_ERRORTYPE OMXCameraAdapter::RemoveEvent(OMX_IN OMX_HANDLETYPE hComponent,
   2771                                             OMX_IN OMX_EVENTTYPE eEvent,
   2772                                             OMX_IN OMX_U32 nData1,
   2773                                             OMX_IN OMX_U32 nData2,
   2774                                             OMX_IN OMX_PTR pEventData)
   2775 {
   2776   Mutex::Autolock lock(mEventLock);
   2777   TIUTILS::Message *msg;
   2778   LOG_FUNCTION_NAME;
   2779 
   2780   if ( !mEventSignalQ.isEmpty() )
   2781     {
   2782       CAMHAL_LOGDA("Event queue not empty");
   2783 
   2784       for ( unsigned int i = 0 ; i < mEventSignalQ.size() ; i++ )
   2785         {
   2786           msg = mEventSignalQ.itemAt(i);
   2787           if ( NULL != msg )
   2788             {
   2789               if( ( msg->command != 0 || msg->command == ( unsigned int ) ( eEvent ) )
   2790                   && ( !msg->arg1 || ( OMX_U32 ) msg->arg1 == nData1 )
   2791                   && ( !msg->arg2 || ( OMX_U32 ) msg->arg2 == nData2 )
   2792                   && msg->arg3)
   2793                 {
   2794                   Semaphore *sem  = (Semaphore*) msg->arg3;
   2795                   CAMHAL_LOGDA("Event matched, signalling sem");
   2796                   mEventSignalQ.removeAt(i);
   2797                   free(msg);
   2798                   break;
   2799                 }
   2800             }
   2801         }
   2802     }
   2803   else
   2804     {
   2805       CAMHAL_LOGEA("Event queue empty!!!");
   2806     }
   2807   LOG_FUNCTION_NAME_EXIT;
   2808 
   2809   return OMX_ErrorNone;
   2810 }
   2811 
   2812 
   2813 status_t OMXCameraAdapter::RegisterForEvent(OMX_IN OMX_HANDLETYPE hComponent,
   2814                                           OMX_IN OMX_EVENTTYPE eEvent,
   2815                                           OMX_IN OMX_U32 nData1,
   2816                                           OMX_IN OMX_U32 nData2,
   2817                                           OMX_IN Semaphore &semaphore)
   2818 {
   2819     status_t ret = NO_ERROR;
   2820     ssize_t res;
   2821     Mutex::Autolock lock(mEventLock);
   2822 
   2823     LOG_FUNCTION_NAME;
   2824     TIUTILS::Message * msg = ( struct TIUTILS::Message * ) malloc(sizeof(struct TIUTILS::Message));
   2825     if ( NULL != msg )
   2826         {
   2827         msg->command = ( unsigned int ) eEvent;
   2828         msg->arg1 = ( void * ) nData1;
   2829         msg->arg2 = ( void * ) nData2;
   2830         msg->arg3 = ( void * ) &semaphore;
   2831         msg->arg4 =  ( void * ) hComponent;
   2832         res = mEventSignalQ.add(msg);
   2833         if ( NO_MEMORY == res )
   2834             {
   2835             CAMHAL_LOGEA("No ressources for inserting OMX events");
   2836             free(msg);
   2837             ret = -ENOMEM;
   2838             }
   2839         }
   2840 
   2841     LOG_FUNCTION_NAME_EXIT;
   2842 
   2843     return ret;
   2844 }
   2845 
   2846 /*========================================================*/
   2847 /* @ fn SampleTest_EmptyBufferDone :: Application callback*/
   2848 /*========================================================*/
   2849 OMX_ERRORTYPE OMXCameraAdapterEmptyBufferDone(OMX_IN OMX_HANDLETYPE hComponent,
   2850                                    OMX_IN OMX_PTR pAppData,
   2851                                    OMX_IN OMX_BUFFERHEADERTYPE* pBuffHeader)
   2852 {
   2853     LOG_FUNCTION_NAME;
   2854 
   2855     OMX_ERRORTYPE eError = OMX_ErrorNone;
   2856 
   2857     OMXCameraAdapter *oca = (OMXCameraAdapter*)pAppData;
   2858     eError = oca->OMXCameraAdapterEmptyBufferDone(hComponent, pBuffHeader);
   2859 
   2860     LOG_FUNCTION_NAME_EXIT;
   2861     return eError;
   2862 }
   2863 
   2864 
   2865 /*========================================================*/
   2866 /* @ fn SampleTest_EmptyBufferDone :: Application callback*/
   2867 /*========================================================*/
   2868 OMX_ERRORTYPE OMXCameraAdapter::OMXCameraAdapterEmptyBufferDone(OMX_IN OMX_HANDLETYPE hComponent,
   2869                                    OMX_IN OMX_BUFFERHEADERTYPE* pBuffHeader)
   2870 {
   2871 
   2872    LOG_FUNCTION_NAME;
   2873 
   2874    LOG_FUNCTION_NAME_EXIT;
   2875 
   2876    return OMX_ErrorNone;
   2877 }
   2878 
   2879 static void debugShowFPS()
   2880 {
   2881     static int mFrameCount = 0;
   2882     static int mLastFrameCount = 0;
   2883     static nsecs_t mLastFpsTime = 0;
   2884     static float mFps = 0;
   2885     mFrameCount++;
   2886     if (!(mFrameCount & 0x1F)) {
   2887         nsecs_t now = systemTime();
   2888         nsecs_t diff = now - mLastFpsTime;
   2889         mFps = ((mFrameCount - mLastFrameCount) * float(s2ns(1))) / diff;
   2890         mLastFpsTime = now;
   2891         mLastFrameCount = mFrameCount;
   2892         ALOGD("Camera %d Frames, %f FPS", mFrameCount, mFps);
   2893     }
   2894     // XXX: mFPS has the value we want
   2895 }
   2896 
   2897 /*========================================================*/
   2898 /* @ fn SampleTest_FillBufferDone ::  Application callback*/
   2899 /*========================================================*/
   2900 OMX_ERRORTYPE OMXCameraAdapterFillBufferDone(OMX_IN OMX_HANDLETYPE hComponent,
   2901                                    OMX_IN OMX_PTR pAppData,
   2902                                    OMX_IN OMX_BUFFERHEADERTYPE* pBuffHeader)
   2903 {
   2904     TIUTILS::Message msg;
   2905     OMX_ERRORTYPE eError = OMX_ErrorNone;
   2906 
   2907     if (UNLIKELY(mDebugFps)) {
   2908         debugShowFPS();
   2909     }
   2910 
   2911     OMXCameraAdapter *adapter =  ( OMXCameraAdapter * ) pAppData;
   2912     if ( NULL != adapter )
   2913         {
   2914         msg.command = OMXCameraAdapter::OMXCallbackHandler::CAMERA_FILL_BUFFER_DONE;
   2915         msg.arg1 = ( void * ) hComponent;
   2916         msg.arg2 = ( void * ) pBuffHeader;
   2917         adapter->mOMXCallbackHandler->put(&msg);
   2918         }
   2919 
   2920     return eError;
   2921 }
   2922 
   2923 /*========================================================*/
   2924 /* @ fn SampleTest_FillBufferDone ::  Application callback*/
   2925 /*========================================================*/
   2926 OMX_ERRORTYPE OMXCameraAdapter::OMXCameraAdapterFillBufferDone(OMX_IN OMX_HANDLETYPE hComponent,
   2927                                    OMX_IN OMX_BUFFERHEADERTYPE* pBuffHeader)
   2928 {
   2929 
   2930     status_t  stat = NO_ERROR;
   2931     status_t  res1, res2;
   2932     OMXCameraPortParameters  *pPortParam;
   2933     OMX_ERRORTYPE eError = OMX_ErrorNone;
   2934     CameraFrame::FrameType typeOfFrame = CameraFrame::ALL_FRAMES;
   2935     unsigned int refCount = 0;
   2936     BaseCameraAdapter::AdapterState state, nextState;
   2937     BaseCameraAdapter::getState(state);
   2938     BaseCameraAdapter::getNextState(nextState);
   2939     sp<CameraFDResult> fdResult = NULL;
   2940     unsigned int mask = 0xFFFF;
   2941     CameraFrame cameraFrame;
   2942     OMX_TI_PLATFORMPRIVATE *platformPrivate;
   2943     OMX_OTHER_EXTRADATATYPE *extraData;
   2944     OMX_TI_ANCILLARYDATATYPE *ancillaryData = NULL;
   2945     bool snapshotFrame = false;
   2946 
   2947     res1 = res2 = NO_ERROR;
   2948     pPortParam = &(mCameraAdapterParameters.mCameraPortParams[pBuffHeader->nOutputPortIndex]);
   2949 
   2950     if ( !pBuffHeader || !pBuffHeader->pBuffer ) {
   2951         CAMHAL_LOGEA("NULL Buffer from OMX");
   2952         return OMX_ErrorNone;
   2953     }
   2954 
   2955     if (pBuffHeader->nOutputPortIndex == OMX_CAMERA_PORT_VIDEO_OUT_PREVIEW)
   2956         {
   2957 
   2958         if ( ( PREVIEW_ACTIVE & state ) != PREVIEW_ACTIVE )
   2959             {
   2960             return OMX_ErrorNone;
   2961             }
   2962 
   2963         if ( mWaitingForSnapshot )
   2964             {
   2965             platformPrivate = (OMX_TI_PLATFORMPRIVATE*) pBuffHeader->pPlatformPrivate;
   2966             extraData = getExtradata((OMX_OTHER_EXTRADATATYPE*) platformPrivate->pMetaDataBuffer,
   2967                     (OMX_EXTRADATATYPE) OMX_AncillaryData);
   2968 
   2969             if ( NULL != extraData )
   2970                 {
   2971                 ancillaryData = (OMX_TI_ANCILLARYDATATYPE*) extraData->data;
   2972                 snapshotFrame = ancillaryData->nDCCStatus;
   2973                 mPending3Asettings |= SetFocus;
   2974                 }
   2975             }
   2976 
   2977         recalculateFPS();
   2978             {
   2979             Mutex::Autolock lock(mFaceDetectionLock);
   2980             if ( mFaceDetectionRunning && !mFaceDetectionPaused ) {
   2981                 detectFaces(pBuffHeader, fdResult, pPortParam->mWidth, pPortParam->mHeight);
   2982                 if ( NULL != fdResult.get() ) {
   2983                     notifyFaceSubscribers(fdResult);
   2984                     fdResult.clear();
   2985                 }
   2986                 if ( mFDSwitchAlgoPriority ) {
   2987 
   2988                     //Disable region priority and enable face priority for AF
   2989                     setAlgoPriority(REGION_PRIORITY, FOCUS_ALGO, false);
   2990                     setAlgoPriority(FACE_PRIORITY, FOCUS_ALGO , true);
   2991 
   2992                     //Disable Region priority and enable Face priority
   2993                     setAlgoPriority(REGION_PRIORITY, EXPOSURE_ALGO, false);
   2994                     setAlgoPriority(FACE_PRIORITY, EXPOSURE_ALGO, true);
   2995                     mFDSwitchAlgoPriority = false;
   2996                 }
   2997             }
   2998             }
   2999 
   3000         ///Prepare the frames to be sent - initialize CameraFrame object and reference count
   3001         // TODO(XXX): ancillary data for snapshot frame is not being sent for video snapshot
   3002         //            if we are waiting for a snapshot and in video mode...go ahead and send
   3003         //            this frame as a snapshot
   3004         if( mWaitingForSnapshot &&  (mCapturedFrames > 0) &&
   3005             (snapshotFrame || (mCapMode == VIDEO_MODE)))
   3006             {
   3007             typeOfFrame = CameraFrame::SNAPSHOT_FRAME;
   3008             mask = (unsigned int)CameraFrame::SNAPSHOT_FRAME;
   3009 
   3010             // video snapshot gets ancillary data and wb info from last snapshot frame
   3011             mCaptureAncillaryData = ancillaryData;
   3012             mWhiteBalanceData = NULL;
   3013             extraData = getExtradata((OMX_OTHER_EXTRADATATYPE*) platformPrivate->pMetaDataBuffer,
   3014                                      (OMX_EXTRADATATYPE) OMX_WhiteBalance);
   3015             if ( NULL != extraData )
   3016                 {
   3017                 mWhiteBalanceData = (OMX_TI_WHITEBALANCERESULTTYPE*) extraData->data;
   3018                 }
   3019             }
   3020         else
   3021             {
   3022             typeOfFrame = CameraFrame::PREVIEW_FRAME_SYNC;
   3023             mask = (unsigned int)CameraFrame::PREVIEW_FRAME_SYNC;
   3024             }
   3025 
   3026         if (mRecording)
   3027             {
   3028             mask |= (unsigned int)CameraFrame::VIDEO_FRAME_SYNC;
   3029             mFramesWithEncoder++;
   3030             }
   3031 
   3032         //ALOGV("FBD pBuffer = 0x%x", pBuffHeader->pBuffer);
   3033 
   3034         if( mWaitingForSnapshot )
   3035           {
   3036             mSnapshotCount++;
   3037 
   3038             if ( (mSnapshotCount == 1) &&
   3039                  ((HIGH_SPEED == mCapMode) || (VIDEO_MODE == mCapMode)) )
   3040               {
   3041                 notifyShutterSubscribers();
   3042               }
   3043           }
   3044 
   3045         stat = sendCallBacks(cameraFrame, pBuffHeader, mask, pPortParam);
   3046         mFramesWithDisplay++;
   3047 
   3048         mFramesWithDucati--;
   3049 
   3050 #ifdef DEBUG_LOG
   3051         if(mBuffersWithDucati.indexOfKey((int)pBuffHeader->pBuffer)<0)
   3052             {
   3053             ALOGE("Buffer was never with Ducati!! 0x%x", pBuffHeader->pBuffer);
   3054             for(int i=0;i<mBuffersWithDucati.size();i++) ALOGE("0x%x", mBuffersWithDucati.keyAt(i));
   3055             }
   3056         mBuffersWithDucati.removeItem((int)pBuffHeader->pBuffer);
   3057 #endif
   3058 
   3059         if(mDebugFcs)
   3060             CAMHAL_LOGEB("C[%d] D[%d] E[%d]", mFramesWithDucati, mFramesWithDisplay, mFramesWithEncoder);
   3061 
   3062         stat |= advanceZoom();
   3063 
   3064         // On the fly update to 3A settings not working
   3065         // Do not update 3A here if we are in the middle of a capture
   3066         // or in the middle of transitioning to it
   3067         if( mPending3Asettings &&
   3068                 ( (nextState & CAPTURE_ACTIVE) == 0 ) &&
   3069                 ( (state & CAPTURE_ACTIVE) == 0 ) )
   3070             {
   3071             apply3Asettings(mParameters3A);
   3072             }
   3073 
   3074         }
   3075     else if( pBuffHeader->nOutputPortIndex == OMX_CAMERA_PORT_VIDEO_OUT_MEASUREMENT )
   3076         {
   3077         typeOfFrame = CameraFrame::FRAME_DATA_SYNC;
   3078         mask = (unsigned int)CameraFrame::FRAME_DATA_SYNC;
   3079 
   3080         stat = sendCallBacks(cameraFrame, pBuffHeader, mask, pPortParam);
   3081        }
   3082     else if( pBuffHeader->nOutputPortIndex == OMX_CAMERA_PORT_IMAGE_OUT_IMAGE )
   3083         {
   3084         OMX_COLOR_FORMATTYPE pixFormat;
   3085         const char *valstr = NULL;
   3086 
   3087         pixFormat = mCameraAdapterParameters.mCameraPortParams[mCameraAdapterParameters.mImagePortIndex].mColorFormat;
   3088 
   3089         if ( OMX_COLOR_FormatUnused == pixFormat )
   3090             {
   3091             typeOfFrame = CameraFrame::IMAGE_FRAME;
   3092             mask = (unsigned int) CameraFrame::IMAGE_FRAME;
   3093         } else if ( pixFormat == OMX_COLOR_FormatCbYCrY &&
   3094                   ((mPictureFormatFromClient &&
   3095                     !strcmp(mPictureFormatFromClient, CameraParameters::PIXEL_FORMAT_JPEG)) ||
   3096                     !mPictureFormatFromClient) ) {
   3097             // signals to callbacks that this needs to be coverted to jpeg
   3098             // before returning to framework
   3099             typeOfFrame = CameraFrame::IMAGE_FRAME;
   3100             mask = (unsigned int) CameraFrame::IMAGE_FRAME;
   3101             cameraFrame.mQuirks |= CameraFrame::ENCODE_RAW_YUV422I_TO_JPEG;
   3102 
   3103             // populate exif data and pass to subscribers via quirk
   3104             // subscriber is in charge of freeing exif data
   3105             ExifElementsTable* exif = new ExifElementsTable();
   3106             setupEXIF_libjpeg(exif, mCaptureAncillaryData, mWhiteBalanceData);
   3107             cameraFrame.mQuirks |= CameraFrame::HAS_EXIF_DATA;
   3108             cameraFrame.mCookie2 = (void*) exif;
   3109             }
   3110         else
   3111           {
   3112             typeOfFrame = CameraFrame::RAW_FRAME;
   3113             mask = (unsigned int) CameraFrame::RAW_FRAME;
   3114           }
   3115 
   3116             pPortParam->mImageType = typeOfFrame;
   3117 
   3118             if((mCapturedFrames>0) && !mCaptureSignalled)
   3119                 {
   3120                 mCaptureSignalled = true;
   3121                 mCaptureSem.Signal();
   3122                 }
   3123 
   3124             if( ( CAPTURE_ACTIVE & state ) != CAPTURE_ACTIVE )
   3125                 {
   3126                 goto EXIT;
   3127                 }
   3128 
   3129             {
   3130             Mutex::Autolock lock(mBracketingLock);
   3131             if ( mBracketingEnabled )
   3132                 {
   3133                 doBracketing(pBuffHeader, typeOfFrame);
   3134                 return eError;
   3135                 }
   3136             }
   3137 
   3138         if ( 1 > mCapturedFrames )
   3139             {
   3140             goto EXIT;
   3141             }
   3142 
   3143         CAMHAL_LOGDB("Captured Frames: %d", mCapturedFrames);
   3144 
   3145         mCapturedFrames--;
   3146 
   3147         stat = sendCallBacks(cameraFrame, pBuffHeader, mask, pPortParam);
   3148 
   3149         }
   3150     else
   3151         {
   3152         CAMHAL_LOGEA("Frame received for non-(preview/capture/measure) port. This is yet to be supported");
   3153         goto EXIT;
   3154         }
   3155 
   3156     if ( NO_ERROR != stat )
   3157         {
   3158         CAMHAL_LOGDB("sendFrameToSubscribers error: %d", stat);
   3159         returnFrame(pBuffHeader->pBuffer, typeOfFrame);
   3160         }
   3161 
   3162     return eError;
   3163 
   3164     EXIT:
   3165 
   3166     CAMHAL_LOGEB("Exiting function %s because of ret %d eError=%x", __FUNCTION__, stat, eError);
   3167 
   3168     if ( NO_ERROR != stat )
   3169         {
   3170         if ( NULL != mErrorNotifier )
   3171             {
   3172             mErrorNotifier->errorNotify(CAMERA_ERROR_UNKNOWN);
   3173             }
   3174         }
   3175 
   3176     return eError;
   3177 }
   3178 
   3179 status_t OMXCameraAdapter::recalculateFPS()
   3180 {
   3181     float currentFPS;
   3182 
   3183     {
   3184         Mutex::Autolock lock(mFrameCountMutex);
   3185         mFrameCount++;
   3186         if (mFrameCount == 1) {
   3187             mFirstFrameCondition.broadcast();
   3188         }
   3189     }
   3190 
   3191     if ( ( mFrameCount % FPS_PERIOD ) == 0 )
   3192         {
   3193         nsecs_t now = systemTime();
   3194         nsecs_t diff = now - mLastFPSTime;
   3195         currentFPS =  ((mFrameCount - mLastFrameCount) * float(s2ns(1))) / diff;
   3196         mLastFPSTime = now;
   3197         mLastFrameCount = mFrameCount;
   3198 
   3199         if ( 1 == mIter )
   3200             {
   3201             mFPS = currentFPS;
   3202             }
   3203         else
   3204             {
   3205             //cumulative moving average
   3206             mFPS = mLastFPS + (currentFPS - mLastFPS)/mIter;
   3207             }
   3208 
   3209         mLastFPS = mFPS;
   3210         mIter++;
   3211         }
   3212 
   3213     return NO_ERROR;
   3214 }
   3215 
   3216 status_t OMXCameraAdapter::sendFrame(CameraFrame &frame)
   3217 {
   3218     status_t ret = NO_ERROR;
   3219 
   3220     LOG_FUNCTION_NAME;
   3221 
   3222 
   3223     if ( NO_ERROR == ret )
   3224         {
   3225         ret = sendFrameToSubscribers(&frame);
   3226         }
   3227 
   3228     LOG_FUNCTION_NAME_EXIT;
   3229 
   3230     return ret;
   3231 }
   3232 
   3233 status_t OMXCameraAdapter::sendCallBacks(CameraFrame frame, OMX_IN OMX_BUFFERHEADERTYPE *pBuffHeader, unsigned int mask, OMXCameraPortParameters *port)
   3234 {
   3235   status_t ret = NO_ERROR;
   3236 
   3237   LOG_FUNCTION_NAME;
   3238 
   3239   if ( NULL == port)
   3240     {
   3241       CAMHAL_LOGEA("Invalid portParam");
   3242       return -EINVAL;
   3243     }
   3244 
   3245   if ( NULL == pBuffHeader )
   3246     {
   3247       CAMHAL_LOGEA("Invalid Buffer header");
   3248       return -EINVAL;
   3249     }
   3250 
   3251   Mutex::Autolock lock(mSubscriberLock);
   3252 
   3253   //frame.mFrameType = typeOfFrame;
   3254   frame.mFrameMask = mask;
   3255   frame.mBuffer = pBuffHeader->pBuffer;
   3256   frame.mLength = pBuffHeader->nFilledLen;
   3257   frame.mAlignment = port->mStride;
   3258   frame.mOffset = pBuffHeader->nOffset;
   3259   frame.mWidth = port->mWidth;
   3260   frame.mHeight = port->mHeight;
   3261   frame.mYuv[0] = NULL;
   3262   frame.mYuv[1] = NULL;
   3263 
   3264   if ( onlyOnce && mRecording )
   3265     {
   3266       mTimeSourceDelta = (pBuffHeader->nTimeStamp * 1000) - systemTime(SYSTEM_TIME_MONOTONIC);
   3267       onlyOnce = false;
   3268     }
   3269 
   3270   frame.mTimestamp = (pBuffHeader->nTimeStamp * 1000) - mTimeSourceDelta;
   3271 
   3272   ret = setInitFrameRefCount(frame.mBuffer, mask);
   3273 
   3274   if (ret != NO_ERROR) {
   3275      CAMHAL_LOGDB("Error in setInitFrameRefCount %d", ret);
   3276   } else {
   3277       ret = sendFrameToSubscribers(&frame);
   3278   }
   3279 
   3280   CAMHAL_LOGVB("B 0x%x T %llu", frame.mBuffer, pBuffHeader->nTimeStamp);
   3281 
   3282   LOG_FUNCTION_NAME_EXIT;
   3283 
   3284   return ret;
   3285 }
   3286 
   3287 status_t OMXCameraAdapter::initCameraFrame( CameraFrame &frame,
   3288                                             OMX_IN OMX_BUFFERHEADERTYPE *pBuffHeader,
   3289                                             int typeOfFrame,
   3290                                             OMXCameraPortParameters *port)
   3291 {
   3292     status_t ret = NO_ERROR;
   3293 
   3294     LOG_FUNCTION_NAME;
   3295 
   3296     if ( NULL == port)
   3297         {
   3298         CAMHAL_LOGEA("Invalid portParam");
   3299         return -EINVAL;
   3300         }
   3301 
   3302     if ( NULL == pBuffHeader )
   3303         {
   3304         CAMHAL_LOGEA("Invalid Buffer header");
   3305         return -EINVAL;
   3306         }
   3307 
   3308     frame.mFrameType = typeOfFrame;
   3309     frame.mBuffer = pBuffHeader->pBuffer;
   3310     frame.mLength = pBuffHeader->nFilledLen;
   3311     frame.mAlignment = port->mStride;
   3312     frame.mOffset = pBuffHeader->nOffset;
   3313     frame.mWidth = port->mWidth;
   3314     frame.mHeight = port->mHeight;
   3315 
   3316     // Timestamp in pBuffHeader->nTimeStamp is derived on DUCATI side, which is
   3317     // is not  same time value as derived using systemTime. It would be ideal to use
   3318     // exactly same time source across Android and Ducati, which is limited by
   3319     // system now. So, workaround for now is to find the time offset between the two
   3320     // time sources and compensate the difference, along with the latency involved
   3321     // in camera buffer reaching CameraHal. Also, Do timeset offset calculation only
   3322     // when recording is in progress, when nTimestamp will be populated by Camera
   3323     if ( onlyOnce && mRecording )
   3324         {
   3325         mTimeSourceDelta = (pBuffHeader->nTimeStamp * 1000) - systemTime(SYSTEM_TIME_MONOTONIC);
   3326         mTimeSourceDelta += kCameraBufferLatencyNs;
   3327         onlyOnce = false;
   3328         }
   3329 
   3330     // Calculating the new video timestamp based on offset from ducati source.
   3331     frame.mTimestamp = (pBuffHeader->nTimeStamp * 1000) - mTimeSourceDelta;
   3332 
   3333         LOG_FUNCTION_NAME_EXIT;
   3334 
   3335     return ret;
   3336 }
   3337 
   3338 bool OMXCameraAdapter::CommandHandler::Handler()
   3339 {
   3340     TIUTILS::Message msg;
   3341     volatile int forever = 1;
   3342     status_t stat;
   3343     ErrorNotifier *errorNotify = NULL;
   3344 
   3345     LOG_FUNCTION_NAME;
   3346 
   3347     while ( forever )
   3348         {
   3349         stat = NO_ERROR;
   3350         CAMHAL_LOGDA("Handler: waiting for messsage...");
   3351         TIUTILS::MessageQueue::waitForMsg(&mCommandMsgQ, NULL, NULL, -1);
   3352         {
   3353         Mutex::Autolock lock(mLock);
   3354         mCommandMsgQ.get(&msg);
   3355         }
   3356         CAMHAL_LOGDB("msg.command = %d", msg.command);
   3357         switch ( msg.command ) {
   3358             case CommandHandler::CAMERA_START_IMAGE_CAPTURE:
   3359             {
   3360                 stat = mCameraAdapter->startImageCapture();
   3361                 break;
   3362             }
   3363             case CommandHandler::CAMERA_PERFORM_AUTOFOCUS:
   3364             {
   3365                 stat = mCameraAdapter->doAutoFocus();
   3366                 break;
   3367             }
   3368             case CommandHandler::COMMAND_EXIT:
   3369             {
   3370                 CAMHAL_LOGDA("Exiting command handler");
   3371                 forever = 0;
   3372                 break;
   3373             }
   3374             case CommandHandler::CAMERA_SWITCH_TO_EXECUTING:
   3375             {
   3376               stat = mCameraAdapter->doSwitchToExecuting();
   3377               break;
   3378             }
   3379         }
   3380 
   3381         }
   3382 
   3383     LOG_FUNCTION_NAME_EXIT;
   3384 
   3385     return false;
   3386 }
   3387 
   3388 bool OMXCameraAdapter::OMXCallbackHandler::Handler()
   3389 {
   3390     TIUTILS::Message msg;
   3391     volatile int forever = 1;
   3392     status_t ret = NO_ERROR;
   3393 
   3394     LOG_FUNCTION_NAME;
   3395 
   3396     while(forever){
   3397         TIUTILS::MessageQueue::waitForMsg(&mCommandMsgQ, NULL, NULL, -1);
   3398         {
   3399         Mutex::Autolock lock(mLock);
   3400         mCommandMsgQ.get(&msg);
   3401         }
   3402 
   3403         switch ( msg.command ) {
   3404             case OMXCallbackHandler::CAMERA_FILL_BUFFER_DONE:
   3405             {
   3406                 ret = mCameraAdapter->OMXCameraAdapterFillBufferDone(( OMX_HANDLETYPE ) msg.arg1,
   3407                                                                      ( OMX_BUFFERHEADERTYPE *) msg.arg2);
   3408                 break;
   3409             }
   3410             case OMXCallbackHandler::CAMERA_FOCUS_STATUS:
   3411             {
   3412                 mCameraAdapter->handleFocusCallback();
   3413                 break;
   3414             }
   3415             case CommandHandler::COMMAND_EXIT:
   3416             {
   3417                 CAMHAL_LOGDA("Exiting OMX callback handler");
   3418                 forever = 0;
   3419                 break;
   3420             }
   3421         }
   3422     }
   3423 
   3424     LOG_FUNCTION_NAME_EXIT;
   3425     return false;
   3426 }
   3427 
   3428 status_t OMXCameraAdapter::setExtraData(bool enable, OMX_U32 nPortIndex, OMX_EXT_EXTRADATATYPE eType) {
   3429     status_t ret = NO_ERROR;
   3430     OMX_ERRORTYPE eError = OMX_ErrorNone;
   3431     OMX_CONFIG_EXTRADATATYPE extraDataControl;
   3432 
   3433     LOG_FUNCTION_NAME;
   3434 
   3435     if ( ( OMX_StateInvalid == mComponentState ) ||
   3436          ( NULL == mCameraAdapterParameters.mHandleComp ) ) {
   3437         CAMHAL_LOGEA("OMX component is in invalid state");
   3438         return -EINVAL;
   3439     }
   3440 
   3441     OMX_INIT_STRUCT_PTR (&extraDataControl, OMX_CONFIG_EXTRADATATYPE);
   3442 
   3443     extraDataControl.nPortIndex = nPortIndex;
   3444     extraDataControl.eExtraDataType = eType;
   3445     extraDataControl.eCameraView = OMX_2D;
   3446 
   3447     if (enable) {
   3448         extraDataControl.bEnable = OMX_TRUE;
   3449     } else {
   3450         extraDataControl.bEnable = OMX_FALSE;
   3451     }
   3452 
   3453     eError =  OMX_SetConfig(mCameraAdapterParameters.mHandleComp,
   3454                            (OMX_INDEXTYPE) OMX_IndexConfigOtherExtraDataControl,
   3455                             &extraDataControl);
   3456 
   3457     LOG_FUNCTION_NAME_EXIT;
   3458 
   3459     return (ret | ErrorUtils::omxToAndroidError(eError));
   3460 }
   3461 
   3462 
   3463 OMX_OTHER_EXTRADATATYPE *OMXCameraAdapter::getExtradata(OMX_OTHER_EXTRADATATYPE *extraData, OMX_EXTRADATATYPE type)
   3464 {
   3465   if ( NULL != extraData )
   3466       {
   3467       while ( extraData->nDataSize != 0 )
   3468           {
   3469           if ( type == extraData->eType )
   3470               {
   3471               return extraData;
   3472               }
   3473           extraData = (OMX_OTHER_EXTRADATATYPE*) ((char*)extraData + extraData->nSize);
   3474           }
   3475       }
   3476   // Required extradata type wasn't found
   3477   return NULL;
   3478 }
   3479 
   3480 OMXCameraAdapter::OMXCameraAdapter(size_t sensor_index)
   3481 {
   3482     LOG_FUNCTION_NAME;
   3483 
   3484     mOmxInitialized = false;
   3485     mComponentState = OMX_StateInvalid;
   3486     mSensorIndex = sensor_index;
   3487     mPictureRotation = 0;
   3488     // Initial values
   3489     mTimeSourceDelta = 0;
   3490     onlyOnce = true;
   3491 
   3492     mInitSem.Create(0);
   3493     mFlushSem.Create(0);
   3494     mUsePreviewDataSem.Create(0);
   3495     mUsePreviewSem.Create(0);
   3496     mUseCaptureSem.Create(0);
   3497     mStartPreviewSem.Create(0);
   3498     mStopPreviewSem.Create(0);
   3499     mStartCaptureSem.Create(0);
   3500     mStopCaptureSem.Create(0);
   3501     mSwitchToLoadedSem.Create(0);
   3502     mCaptureSem.Create(0);
   3503 
   3504     mSwitchToExecSem.Create(0);
   3505 
   3506     mCameraAdapterParameters.mHandleComp = 0;
   3507 
   3508     mUserSetExpLock = OMX_FALSE;
   3509     mUserSetWbLock = OMX_FALSE;
   3510 
   3511     mFramesWithDucati = 0;
   3512     mFramesWithDisplay = 0;
   3513     mFramesWithEncoder = 0;
   3514 
   3515     LOG_FUNCTION_NAME_EXIT;
   3516 }
   3517 
   3518 OMXCameraAdapter::~OMXCameraAdapter()
   3519 {
   3520     LOG_FUNCTION_NAME;
   3521 
   3522     Mutex::Autolock lock(gAdapterLock);
   3523 
   3524     if ( mOmxInitialized ) {
   3525         // return to OMX Loaded state
   3526         switchToLoaded();
   3527 
   3528         // deinit the OMX
   3529         if ( mComponentState == OMX_StateLoaded || mComponentState == OMX_StateInvalid ) {
   3530             // free the handle for the Camera component
   3531             if ( mCameraAdapterParameters.mHandleComp ) {
   3532                 OMX_FreeHandle(mCameraAdapterParameters.mHandleComp);
   3533                 mCameraAdapterParameters.mHandleComp = NULL;
   3534             }
   3535         }
   3536 
   3537         OMX_Deinit();
   3538         mOmxInitialized = false;
   3539     }
   3540 
   3541     //Remove any unhandled events
   3542     if ( !mEventSignalQ.isEmpty() )
   3543       {
   3544         for (unsigned int i = 0 ; i < mEventSignalQ.size() ; i++ )
   3545           {
   3546             TIUTILS::Message *msg = mEventSignalQ.itemAt(i);
   3547             //remove from queue and free msg
   3548             if ( NULL != msg )
   3549               {
   3550                 Semaphore *sem  = (Semaphore*) msg->arg3;
   3551                 sem->Signal();
   3552                 free(msg);
   3553 
   3554               }
   3555           }
   3556        mEventSignalQ.clear();
   3557       }
   3558 
   3559     //Exit and free ref to command handling thread
   3560     if ( NULL != mCommandHandler.get() )
   3561     {
   3562         TIUTILS::Message msg;
   3563         msg.command = CommandHandler::COMMAND_EXIT;
   3564         msg.arg1 = mErrorNotifier;
   3565         mCommandHandler->clearCommandQ();
   3566         mCommandHandler->put(&msg);
   3567         mCommandHandler->requestExitAndWait();
   3568         mCommandHandler.clear();
   3569     }
   3570 
   3571     //Exit and free ref to callback handling thread
   3572     if ( NULL != mOMXCallbackHandler.get() )
   3573     {
   3574         TIUTILS::Message msg;
   3575         msg.command = OMXCallbackHandler::COMMAND_EXIT;
   3576         //Clear all messages pending first
   3577         mOMXCallbackHandler->clearCommandQ();
   3578         mOMXCallbackHandler->put(&msg);
   3579         mOMXCallbackHandler->requestExitAndWait();
   3580         mOMXCallbackHandler.clear();
   3581     }
   3582 
   3583     LOG_FUNCTION_NAME_EXIT;
   3584 }
   3585 
   3586 extern "C" CameraAdapter* CameraAdapter_Factory(size_t sensor_index)
   3587 {
   3588     CameraAdapter *adapter = NULL;
   3589     Mutex::Autolock lock(gAdapterLock);
   3590 
   3591     LOG_FUNCTION_NAME;
   3592 
   3593     adapter = new OMXCameraAdapter(sensor_index);
   3594     if ( adapter ) {
   3595         CAMHAL_LOGDB("New OMX Camera adapter instance created for sensor %d",sensor_index);
   3596     } else {
   3597         CAMHAL_LOGEA("Camera adapter create failed!");
   3598     }
   3599 
   3600     LOG_FUNCTION_NAME_EXIT;
   3601 
   3602     return adapter;
   3603 }
   3604 
   3605 OMX_ERRORTYPE OMXCameraAdapter::OMXCameraGetHandle(OMX_HANDLETYPE *handle, OMX_PTR pAppData )
   3606 {
   3607     OMX_ERRORTYPE eError = OMX_ErrorUndefined;
   3608 
   3609     for ( int i = 0; i < 5; ++i ) {
   3610         if ( i > 0 ) {
   3611             // sleep for 100 ms before next attempt
   3612             usleep(100000);
   3613         }
   3614 
   3615         // setup key parameters to send to Ducati during init
   3616         OMX_CALLBACKTYPE oCallbacks;
   3617 
   3618         // initialize the callback handles
   3619         oCallbacks.EventHandler    = android::OMXCameraAdapterEventHandler;
   3620         oCallbacks.EmptyBufferDone = android::OMXCameraAdapterEmptyBufferDone;
   3621         oCallbacks.FillBufferDone  = android::OMXCameraAdapterFillBufferDone;
   3622 
   3623         // get handle
   3624         eError = OMX_GetHandle(handle, (OMX_STRING)"OMX.TI.DUCATI1.VIDEO.CAMERA", pAppData, &oCallbacks);
   3625         if ( eError == OMX_ErrorNone ) {
   3626             return OMX_ErrorNone;
   3627         }
   3628 
   3629         CAMHAL_LOGEB("OMX_GetHandle() failed, error: 0x%x", eError);
   3630     }
   3631 
   3632     *handle = 0;
   3633     return eError;
   3634 }
   3635 
   3636 extern "C" int CameraAdapter_Capabilities(CameraProperties::Properties* properties_array,
   3637                                           const unsigned int starting_camera,
   3638                                           const unsigned int max_camera) {
   3639     int num_cameras_supported = 0;
   3640     CameraProperties::Properties* properties = NULL;
   3641     OMX_ERRORTYPE eError = OMX_ErrorNone;
   3642     OMX_HANDLETYPE handle = NULL;
   3643     OMX_TI_CAPTYPE caps;
   3644 
   3645     LOG_FUNCTION_NAME;
   3646 
   3647     Mutex::Autolock lock(gAdapterLock);
   3648 
   3649     if (!properties_array) {
   3650         CAMHAL_LOGEB("invalid param: properties = 0x%p", properties_array);
   3651         LOG_FUNCTION_NAME_EXIT;
   3652         return -EINVAL;
   3653     }
   3654 
   3655     eError = OMX_Init();
   3656     if (eError != OMX_ErrorNone) {
   3657       CAMHAL_LOGEB("Error OMX_Init -0x%x", eError);
   3658       return eError;
   3659     }
   3660 
   3661     eError = OMXCameraAdapter::OMXCameraGetHandle(&handle);
   3662     if (eError != OMX_ErrorNone) {
   3663         CAMHAL_LOGEB("OMX_GetHandle -0x%x", eError);
   3664         goto EXIT;
   3665     }
   3666 
   3667     // Continue selecting sensor and then querying OMX Camera for it's capabilities
   3668     // When sensor select returns an error, we know to break and stop
   3669     while (eError == OMX_ErrorNone &&
   3670            (starting_camera + num_cameras_supported) < max_camera) {
   3671         // sensor select
   3672         OMX_CONFIG_SENSORSELECTTYPE sensorSelect;
   3673         OMX_INIT_STRUCT_PTR (&sensorSelect, OMX_CONFIG_SENSORSELECTTYPE);
   3674         sensorSelect.eSensor = (OMX_SENSORSELECT) num_cameras_supported;
   3675         eError = OMX_SetConfig(handle, ( OMX_INDEXTYPE ) OMX_TI_IndexConfigSensorSelect, &sensorSelect);
   3676 
   3677         if ( OMX_ErrorNone != eError ) {
   3678             break;
   3679         }
   3680 
   3681         // get and fill capabilities
   3682         properties = properties_array + starting_camera + num_cameras_supported;
   3683         OMXCameraAdapter::getCaps(properties, handle);
   3684 
   3685         // need to fill facing information
   3686         // assume that only sensor 0 is back facing
   3687         if (num_cameras_supported == 0) {
   3688             properties->set(CameraProperties::FACING_INDEX, TICameraParameters::FACING_BACK);
   3689         } else {
   3690             properties->set(CameraProperties::FACING_INDEX, TICameraParameters::FACING_FRONT);
   3691         }
   3692 
   3693         num_cameras_supported++;
   3694     }
   3695 
   3696  EXIT:
   3697     // clean up
   3698     if(handle) {
   3699         OMX_FreeHandle(handle);
   3700         handle=NULL;
   3701     }
   3702     OMX_Deinit();
   3703 
   3704     LOG_FUNCTION_NAME_EXIT;
   3705 
   3706     return num_cameras_supported;
   3707 }
   3708 
   3709 };
   3710 
   3711 
   3712 /*--------------------Camera Adapter Class ENDS here-----------------------------*/
   3713