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      1 /*
      2 * Copyright (c) 2009-2011 Intel Corporation.  All rights reserved.
      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 // #define LOG_NDEBUG 0
     19 #define LOG_TAG "OMXVideoDecoder"
     20 #include <wrs_omxil_core/log.h>
     21 #include "OMXVideoDecoderMPEG2.h"
     22 
     23 // Be sure to have an equal string in VideoDecoderHost.cpp (libmix)
     24 static const char* MPEG2_MIME_TYPE = "video/mpeg2";
     25 
     26 OMXVideoDecoderMPEG2::OMXVideoDecoderMPEG2() {
     27     LOGV("OMXVideoDecoderMPEG2 is constructed.");
     28     mVideoDecoder = createVideoDecoder(MPEG2_MIME_TYPE);
     29     if (!mVideoDecoder) {
     30         LOGE("createVideoDecoder failed for \"%s\"", MPEG2_MIME_TYPE);
     31     }
     32     mNativeBufferCount = OUTPORT_NATIVE_BUFFER_COUNT;
     33     BuildHandlerList();
     34 }
     35 
     36 OMXVideoDecoderMPEG2::~OMXVideoDecoderMPEG2() {
     37     LOGV("OMXVideoDecoderMPEG2 is destructed.");
     38 }
     39 
     40 OMX_ERRORTYPE OMXVideoDecoderMPEG2::InitInputPortFormatSpecific(OMX_PARAM_PORTDEFINITIONTYPE *paramPortDefinitionInput) {
     41     // OMX_PARAM_PORTDEFINITIONTYPE
     42     paramPortDefinitionInput->nBufferCountActual = INPORT_ACTUAL_BUFFER_COUNT;
     43     paramPortDefinitionInput->nBufferCountMin = INPORT_MIN_BUFFER_COUNT;
     44     paramPortDefinitionInput->nBufferSize = INPORT_BUFFER_SIZE;
     45     paramPortDefinitionInput->format.video.cMIMEType = (OMX_STRING)MPEG2_MIME_TYPE;
     46     paramPortDefinitionInput->format.video.eCompressionFormat = OMX_VIDEO_CodingMPEG2;
     47 
     48     // OMX_VIDEO_PARAM_MPEG2TYPE
     49     memset(&mParamMpeg2, 0, sizeof(mParamMpeg2));
     50     SetTypeHeader(&mParamMpeg2, sizeof(mParamMpeg2));
     51     mParamMpeg2.nPortIndex = INPORT_INDEX;
     52     // TODO: check eProfile/eLevel
     53     mParamMpeg2.eProfile = OMX_VIDEO_MPEG2ProfileSimple; //OMX_VIDEO_MPEG2ProfileSimple;
     54     mParamMpeg2.eLevel = OMX_VIDEO_MPEG2LevelLL;
     55 
     56     return OMX_ErrorNone;
     57 }
     58 
     59 OMX_ERRORTYPE OMXVideoDecoderMPEG2::ProcessorInit(void) {
     60     return OMXVideoDecoderBase::ProcessorInit();
     61 }
     62 
     63 OMX_ERRORTYPE OMXVideoDecoderMPEG2::ProcessorDeinit(void) {
     64     return OMXVideoDecoderBase::ProcessorDeinit();
     65 }
     66 
     67 OMX_ERRORTYPE OMXVideoDecoderMPEG2::ProcessorProcess(
     68         OMX_BUFFERHEADERTYPE ***pBuffers,
     69         buffer_retain_t *retains,
     70         OMX_U32 numberBuffers) {
     71 
     72     return OMXVideoDecoderBase::ProcessorProcess(pBuffers, retains, numberBuffers);
     73 }
     74 
     75 OMX_ERRORTYPE OMXVideoDecoderMPEG2::PrepareConfigBuffer(VideoConfigBuffer *p) {
     76     return OMXVideoDecoderBase::PrepareConfigBuffer(p);
     77 }
     78 
     79 OMX_ERRORTYPE OMXVideoDecoderMPEG2::PrepareDecodeBuffer(OMX_BUFFERHEADERTYPE *buffer, buffer_retain_t *retain, VideoDecodeBuffer *p) {
     80     return OMXVideoDecoderBase::PrepareDecodeBuffer(buffer, retain, p);
     81 }
     82 
     83 OMX_ERRORTYPE OMXVideoDecoderMPEG2::BuildHandlerList(void) {
     84     OMXVideoDecoderBase::BuildHandlerList();
     85     AddHandler(OMX_IndexParamVideoMpeg2, GetParamVideoMpeg2, SetParamVideoMpeg2);
     86     AddHandler(OMX_IndexParamVideoProfileLevelQuerySupported, GetParamVideoMpeg2ProfileLevel, SetParamVideoMpeg2ProfileLevel);
     87     return OMX_ErrorNone;
     88 }
     89 
     90 OMX_ERRORTYPE OMXVideoDecoderMPEG2::GetParamVideoMpeg2(OMX_PTR pStructure) {
     91     OMX_ERRORTYPE ret;
     92     OMX_VIDEO_PARAM_MPEG2TYPE *p = (OMX_VIDEO_PARAM_MPEG2TYPE *)pStructure;
     93     CHECK_TYPE_HEADER(p);
     94     CHECK_PORT_INDEX(p, INPORT_INDEX);
     95 
     96     memcpy(p, &mParamMpeg2, sizeof(*p));
     97     return OMX_ErrorNone;
     98 }
     99 
    100 OMX_ERRORTYPE OMXVideoDecoderMPEG2::SetParamVideoMpeg2(OMX_PTR pStructure) {
    101     OMX_ERRORTYPE ret;
    102     OMX_VIDEO_PARAM_MPEG2TYPE *p = (OMX_VIDEO_PARAM_MPEG2TYPE *)pStructure;
    103     CHECK_TYPE_HEADER(p);
    104     CHECK_PORT_INDEX(p, INPORT_INDEX);
    105     CHECK_SET_PARAM_STATE();
    106 
    107     // TODO: do we need to check if port is enabled?
    108     // TODO: see SetPortMpeg2Param implementation - Can we make simple copy????
    109     memcpy(&mParamMpeg2, p, sizeof(mParamMpeg2));
    110     return OMX_ErrorNone;
    111 }
    112 
    113 OMX_ERRORTYPE OMXVideoDecoderMPEG2::GetParamVideoMpeg2ProfileLevel(OMX_PTR pStructure) {
    114     OMX_ERRORTYPE ret;
    115     OMX_VIDEO_PARAM_PROFILELEVELTYPE *p = (OMX_VIDEO_PARAM_PROFILELEVELTYPE *)pStructure;
    116     CHECK_TYPE_HEADER(p);
    117 
    118     struct ProfileLevelTable {
    119         OMX_U32 profile;
    120         OMX_U32 level;
    121     } plTable[] = {
    122         {OMX_VIDEO_MPEG2ProfileSimple, OMX_VIDEO_MPEG2LevelML},
    123         {OMX_VIDEO_MPEG2ProfileMain, OMX_VIDEO_MPEG2LevelHL}
    124     };
    125 
    126     OMX_U32 count = sizeof(plTable)/sizeof(ProfileLevelTable);
    127     CHECK_ENUMERATION_RANGE(p->nProfileIndex,count);
    128 
    129     p->eProfile = plTable[p->nProfileIndex].profile;
    130     p->eLevel = plTable[p->nProfileIndex].level;
    131 
    132     return OMX_ErrorNone;
    133 }
    134 
    135 OMX_ERRORTYPE OMXVideoDecoderMPEG2::SetParamVideoMpeg2ProfileLevel(OMX_PTR) {
    136     LOGW("SetParamVideoMpeg2ProfileLevel is not supported.");
    137     return OMX_ErrorUnsupportedSetting;
    138 }
    139 
    140 OMX_COLOR_FORMATTYPE OMXVideoDecoderMPEG2::GetOutputColorFormat(int width)
    141 {
    142 #ifdef USE_GEN_HW
    143     return (OMX_COLOR_FORMATTYPE)HAL_PIXEL_FORMAT_NV12_X_TILED_INTEL;
    144 #else
    145     return OMXVideoDecoderBase::GetOutputColorFormat(width);
    146 #endif
    147 }
    148 
    149 OMX_ERRORTYPE OMXVideoDecoderMPEG2::SetMaxOutputBufferCount(OMX_PARAM_PORTDEFINITIONTYPE *p) {
    150     OMX_ERRORTYPE ret;
    151     CHECK_TYPE_HEADER(p);
    152     CHECK_PORT_INDEX(p, OUTPORT_INDEX);
    153 
    154     p->nBufferCountActual = OUTPORT_NATIVE_BUFFER_COUNT;
    155     return OMXVideoDecoderBase::SetMaxOutputBufferCount(p);
    156 }
    157 
    158 DECLARE_OMX_COMPONENT("OMX.Intel.VideoDecoder.MPEG2", "video_decoder.mpeg2", OMXVideoDecoderMPEG2);
    159 
    160 
    161