text: /*
  * Copyright (c) 2009-2011 Intel Corporation.  All rights reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  * http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
  
  
  // #define LOG_NDEBUG 0
  #define LOG_TAG "OMXVideoDecoder"
  #include <utils/Log.h>
  #include "OMXVideoDecoderMPEG4.h"
  
  // Be sure to have an equal string in VideoDecoderHost.cpp (libmix)
  static const char* MPEG4_MIME_TYPE = "video/mpeg4";
  
  OMXVideoDecoderMPEG4::OMXVideoDecoderMPEG4() {
      LOGV("OMXVideoDecoderMPEG4 is constructed.");
      mVideoDecoder = createVideoDecoder(MPEG4_MIME_TYPE);
      if (!mVideoDecoder) {
          LOGE("createVideoDecoder failed for \"%s\"", MPEG4_MIME_TYPE);
      }
      mNativeBufferCount = OUTPORT_NATIVE_BUFFER_COUNT;
      BuildHandlerList();
  }
  
  OMXVideoDecoderMPEG4::~OMXVideoDecoderMPEG4() {
      LOGV("OMXVideoDecoderMPEG4 is destructed.");
  }
  
  OMX_ERRORTYPE OMXVideoDecoderMPEG4::InitInputPortFormatSpecific(OMX_PARAM_PORTDEFINITIONTYPE *paramPortDefinitionInput) {
      // OMX_PARAM_PORTDEFINITIONTYPE
      paramPortDefinitionInput->nBufferCountActual = INPORT_ACTUAL_BUFFER_COUNT;
      paramPortDefinitionInput->nBufferCountMin = INPORT_MIN_BUFFER_COUNT;
      paramPortDefinitionInput->nBufferSize = INPORT_BUFFER_SIZE;
      paramPortDefinitionInput->format.video.cMIMEType = (OMX_STRING)MPEG4_MIME_TYPE;
      paramPortDefinitionInput->format.video.eCompressionFormat = OMX_VIDEO_CodingMPEG4;
  
      // OMX_VIDEO_PARAM_MPEG4TYPE
      memset(&mParamMpeg4, 0, sizeof(mParamMpeg4));
      SetTypeHeader(&mParamMpeg4, sizeof(mParamMpeg4));
      mParamMpeg4.nPortIndex = INPORT_INDEX;
      // TODO: check eProfile/eLevel
      mParamMpeg4.eProfile = OMX_VIDEO_MPEG4ProfileAdvancedSimple; //OMX_VIDEO_MPEG4ProfileSimple;
      mParamMpeg4.eLevel = OMX_VIDEO_MPEG4Level3;
  
      return OMX_ErrorNone;
  }
  
  OMX_ERRORTYPE OMXVideoDecoderMPEG4::ProcessorInit(void) {
      return OMXVideoDecoderBase::ProcessorInit();
  }
  
  OMX_ERRORTYPE OMXVideoDecoderMPEG4::ProcessorDeinit(void) {
      return OMXVideoDecoderBase::ProcessorDeinit();
  }
  
  OMX_ERRORTYPE OMXVideoDecoderMPEG4::ProcessorProcess(
          OMX_BUFFERHEADERTYPE ***pBuffers,
          buffer_retain_t *retains,
          OMX_U32 numberBuffers) {
  
      return OMXVideoDecoderBase::ProcessorProcess(pBuffers, retains, numberBuffers);
  }
  
  OMX_ERRORTYPE OMXVideoDecoderMPEG4::PrepareConfigBuffer(VideoConfigBuffer *p) {
      return OMXVideoDecoderBase::PrepareConfigBuffer(p);
  }
  
  OMX_ERRORTYPE OMXVideoDecoderMPEG4::PrepareDecodeBuffer(OMX_BUFFERHEADERTYPE *buffer, buffer_retain_t *retain, VideoDecodeBuffer *p) {
      return OMXVideoDecoderBase::PrepareDecodeBuffer(buffer, retain, p);
  }
  
  OMX_ERRORTYPE OMXVideoDecoderMPEG4::BuildHandlerList(void) {
      OMXVideoDecoderBase::BuildHandlerList();
      AddHandler(OMX_IndexParamVideoMpeg4, GetParamVideoMpeg4, SetParamVideoMpeg4);
      AddHandler(OMX_IndexParamVideoProfileLevelQuerySupported, GetParamVideoMpeg4ProfileLevel, SetParamVideoMpeg4ProfileLevel);
      return OMX_ErrorNone;
  }
  
  OMX_ERRORTYPE OMXVideoDecoderMPEG4::GetParamVideoMpeg4(OMX_PTR pStructure) {
      OMX_ERRORTYPE ret;
      OMX_VIDEO_PARAM_MPEG4TYPE *p = (OMX_VIDEO_PARAM_MPEG4TYPE *)pStructure;
      CHECK_TYPE_HEADER(p);
      CHECK_PORT_INDEX(p, INPORT_INDEX);
  
      memcpy(p, &mParamMpeg4, sizeof(*p));
      return OMX_ErrorNone;
  }
  
  OMX_ERRORTYPE OMXVideoDecoderMPEG4::SetParamVideoMpeg4(OMX_PTR pStructure) {
      OMX_ERRORTYPE ret;
      OMX_VIDEO_PARAM_MPEG4TYPE *p = (OMX_VIDEO_PARAM_MPEG4TYPE *)pStructure;
      CHECK_TYPE_HEADER(p);
      CHECK_PORT_INDEX(p, INPORT_INDEX);
      CHECK_SET_PARAM_STATE();
  
      // TODO: do we need to check if port is enabled?
      // TODO: see SetPortMpeg4Param implementation - Can we make simple copy????
      memcpy(&mParamMpeg4, p, sizeof(mParamMpeg4));
      return OMX_ErrorNone;
  }
  
  OMX_ERRORTYPE OMXVideoDecoderMPEG4::GetParamVideoMpeg4ProfileLevel(OMX_PTR pStructure) {
      OMX_ERRORTYPE ret;
      OMX_VIDEO_PARAM_PROFILELEVELTYPE *p = (OMX_VIDEO_PARAM_PROFILELEVELTYPE *)pStructure;
      CHECK_TYPE_HEADER(p);
  
      struct ProfileLevelTable {
          OMX_U32 profile;
          OMX_U32 level;
      } plTable[] = {
          {OMX_VIDEO_MPEG4ProfileSimple, OMX_VIDEO_MPEG4Level3},
          {OMX_VIDEO_MPEG4ProfileAdvancedSimple, OMX_VIDEO_MPEG4Level5}
      };
  
      OMX_U32 count = sizeof(plTable)/sizeof(ProfileLevelTable);
      CHECK_ENUMERATION_RANGE(p->nProfileIndex,count);
  
      p->eProfile = plTable[p->nProfileIndex].profile;
      p->eLevel = plTable[p->nProfileIndex].level;
  
      return OMX_ErrorNone;
  }
  
  OMX_ERRORTYPE OMXVideoDecoderMPEG4::SetParamVideoMpeg4ProfileLevel(OMX_PTR pStructure) {
      LOGW("SetParamVideoMpeg4ProfileLevel is not supported.");
      return OMX_ErrorUnsupportedSetting;
  }
  
  OMX_COLOR_FORMATTYPE OMXVideoDecoderMPEG4::GetOutputColorFormat(int width, int height)
  {
  #ifdef USE_GEN_HW
      return (OMX_COLOR_FORMATTYPE)HAL_PIXEL_FORMAT_NV12_X_TILED_INTEL;
  #else
      return OMXVideoDecoderBase::GetOutputColorFormat(width, height);
  #endif
  }
  
  DECLARE_OMX_COMPONENT("OMX.Intel.VideoDecoder.MPEG4", "video_decoder.mpeg4", OMXVideoDecoderMPEG4);
  
  
  