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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 #ifndef _INTEL_METADATA_BUFFER_H_
     18 #define _INTEL_METADATA_BUFFER_H_
     19 
     20 #include <stdint.h>
     21 
     22 //#define INTEL_VIDEO_XPROC_SHARING
     23 
     24 #ifdef INTEL_VIDEO_XPROC_SHARING
     25 #include <binder/MemoryBase.h>
     26 #include <ui/GraphicBuffer.h>
     27 
     28 using namespace android;
     29 #endif
     30 #define STRING_TO_FOURCC(format) ((uint32_t)(((format)[0])|((format)[1]<<8)|((format)[2]<<16)|((format)[3]<<24)))
     31 
     32 typedef enum {
     33     IMB_SUCCESS = 0,
     34     IMB_INVAL_PARAM = 1,
     35     IMB_INVAL_BUFFER = 2,
     36 #ifdef INTEL_VIDEO_XPROC_SHARING
     37     IMB_NO_SERVICE = 3,
     38     IMB_SERVICE_FAIL = 4,
     39 #endif
     40 }IMB_Result;
     41 
     42 typedef enum {
     43     MEM_MODE_MALLOC = 1,
     44     MEM_MODE_CI = 2,
     45     MEM_MODE_V4L2 = 4,
     46     MEM_MODE_SURFACE = 8,
     47     MEM_MODE_USRPTR = 16,
     48     MEM_MODE_GFXHANDLE = 32,
     49     MEM_MODE_KBUFHANDLE = 64,
     50     MEM_MODE_ION = 128,
     51     MEM_MODE_NONECACHE_USRPTR = 256,
     52 }MemMode;
     53 
     54 typedef struct {
     55         MemMode mode; 			//memory type, vasurface/malloc/gfx/ion/v4l2/ci etc
     56         intptr_t handle;		//handle
     57         uint32_t size;      		//memory size
     58         uint32_t width;			//picture width
     59         uint32_t height;		//picture height
     60         uint32_t lumaStride;		//picture luma stride
     61         uint32_t chromStride;		//picture chrom stride
     62         uint32_t format;		//color format
     63         uint32_t s3dformat;		//S3D format
     64 #ifdef INTEL_VIDEO_XPROC_SHARING
     65         uint32_t sessionFlag;     //for buffer sharing session
     66 #endif
     67 }ValueInfo;
     68 
     69 typedef enum {
     70     IntelMetadataBufferTypeCameraSource = 0,   //same with kMetadataBufferTypeCameraSource in framework
     71     IntelMetadataBufferTypeGrallocSource = 1,  //same with kMetadataBufferTypeGrallocSource in framework
     72 
     73     IntelMetadataBufferTypeExtension = 0xFF,   //intel extended type
     74     IntelMetadataBufferTypeEncoder = IntelMetadataBufferTypeExtension,        //for WiDi clone mode
     75     IntelMetadataBufferTypeUser = IntelMetadataBufferTypeExtension + 1,       //for WiDi user mode
     76     IntelMetadataBufferTypeLast = IntelMetadataBufferTypeExtension + 2,       //type number
     77 }IntelMetadataBufferType;
     78 
     79 class IntelMetadataBuffer {
     80 public:
     81     IntelMetadataBuffer();                                          //for generator
     82     IntelMetadataBuffer(IntelMetadataBufferType type, intptr_t value);    //for quick generator
     83     ~IntelMetadataBuffer();
     84 
     85     IntelMetadataBuffer(const IntelMetadataBuffer& imb);
     86     const IntelMetadataBuffer& operator=(const IntelMetadataBuffer& imb);
     87 
     88     IMB_Result GetType(IntelMetadataBufferType &type);
     89     IMB_Result SetType(IntelMetadataBufferType type);
     90     IMB_Result GetValue(intptr_t &value);
     91     IMB_Result SetValue(intptr_t value);
     92     IMB_Result GetValueInfo(ValueInfo* &info);
     93     IMB_Result SetValueInfo(ValueInfo *info);
     94     IMB_Result GetExtraValues(intptr_t* &values, uint32_t &num);
     95     IMB_Result SetExtraValues(intptr_t *values, uint32_t num);
     96 
     97     //New API for bytes input/ouput, UnSerialize=SetBytes, Serialize=GetBytes
     98     IMB_Result UnSerialize(uint8_t* data, uint32_t size);
     99     IMB_Result Serialize(uint8_t* &data, uint32_t& size);
    100 
    101     //Static, for get max IntelMetadataBuffer size
    102     static uint32_t GetMaxBufferSize();
    103 
    104 private:
    105     IntelMetadataBufferType mType;
    106     intptr_t mValue;
    107     ValueInfo* mInfo;
    108 
    109     intptr_t* mExtraValues;
    110     uint32_t mExtraValues_Count;
    111 
    112     uint8_t* mBytes;
    113     uint32_t mSize;
    114 
    115 #ifdef INTEL_VIDEO_XPROC_SHARING
    116 public:
    117     IMB_Result ShareValue(sp<MemoryBase> mem);
    118     IMB_Result ShareValue(sp<GraphicBuffer> gbuffer);
    119 
    120     IMB_Result GetSessionFlag(uint32_t &sessionflag);
    121     IMB_Result SetSessionFlag(uint32_t sessionflag);
    122 
    123     //Static, for clear context
    124     static IMB_Result ClearContext(uint32_t sessionflag, bool isProvider = true);
    125 
    126     static const uint16_t CAMERA_BASE =    0x0000;
    127     static const uint16_t WIDI_BASE =      0x1000;
    128     static const uint16_t WEBRTC_BASE =    0x2000;
    129     static const uint16_t VIDEOEDIT_BASE = 0x3000;
    130 
    131    static uint32_t MakeSessionFlag(bool romoteProvider, bool remoteConsumer, uint16_t sindex);
    132 
    133 private:
    134     uint32_t mSessionFlag;
    135 #endif
    136 
    137 };
    138 
    139 #ifdef INTEL_VIDEO_XPROC_SHARING
    140 
    141 class IntelBufferSharingService : public BBinder
    142 {
    143 private:
    144     static IntelBufferSharingService *gBufferService;
    145 
    146 public:
    147     static status_t instantiate();
    148 
    149     IntelBufferSharingService(){
    150         ALOGI("IntelBufferSharingService instance is created");
    151     }
    152 
    153     ~IntelBufferSharingService(){
    154         ALOGI("IntelBufferSharingService instance is destroyed");
    155     }
    156 
    157     status_t onTransact(uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags);
    158 };
    159 #endif
    160 
    161 #endif
    162 
    163