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C++ CDVDVideoCodecFFmpeg类代码示例

本文整理汇总了C++中CDVDVideoCodecFFmpeg类的典型用法代码示例。如果您正苦于以下问题：C++ CDVDVideoCodecFFmpeg类的具体用法？C++ CDVDVideoCodecFFmpeg怎么用？C++ CDVDVideoCodecFFmpeg使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。


在下文中一共展示了CDVDVideoCodecFFmpeg类的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: av_get_pix_fmt_name

enum AVPixelFormat CDVDVideoCodecFFmpeg::GetFormat(struct AVCodecContext * avctx, const AVPixelFormat * fmt)
{
  CDVDVideoCodecFFmpeg* ctx  = (CDVDVideoCodecFFmpeg*)avctx->opaque;

  const char* pixFmtName = av_get_pix_fmt_name(*fmt);

  ctx->m_processInfo.SetVideoDimensions(avctx->coded_width, avctx->coded_height);

  // if frame threading is enabled hw accel is not allowed
  // 2nd condition:
  // fix an ffmpeg issue here, it calls us with an invalid profile
  // then a 2nd call with a valid one
  if(ctx->m_decoderState != STATE_HW_SINGLE ||
     (avctx->codec_id == AV_CODEC_ID_VC1 && avctx->profile == FF_PROFILE_UNKNOWN))
  {
    AVPixelFormat defaultFmt = avcodec_default_get_format(avctx, fmt);
    pixFmtName = av_get_pix_fmt_name(defaultFmt);
    ctx->m_processInfo.SetVideoPixelFormat(pixFmtName ? pixFmtName : "");
    ctx->m_processInfo.SetSwDeinterlacingMethods();
    return defaultFmt;
  }

  // hardware decoder de-selected, restore standard ffmpeg
  if (ctx->GetHardware())
  {
    ctx->SetHardware(NULL);
    avctx->get_buffer2 = avcodec_default_get_buffer2;
    avctx->slice_flags = 0;
    avctx->hwaccel_context = 0;
  }

  const AVPixelFormat * cur = fmt;
  while(*cur != AV_PIX_FMT_NONE)
  {
    pixFmtName = av_get_pix_fmt_name(*cur);

#ifdef HAVE_LIBVDPAU
    if(VDPAU::CDecoder::IsVDPAUFormat(*cur) && CServiceBroker::GetSettings().GetBool(CSettings::SETTING_VIDEOPLAYER_USEVDPAU))
    {
      CLog::Log(LOGNOTICE,"CDVDVideoCodecFFmpeg::GetFormat - Creating VDPAU(%ix%i)", avctx->width, avctx->height);
      VDPAU::CDecoder* vdp = new VDPAU::CDecoder(ctx->m_processInfo);
      if(vdp->Open(avctx, ctx->m_pCodecContext, *cur, ctx->m_uSurfacesCount))
      {
        ctx->m_processInfo.SetVideoPixelFormat(pixFmtName ? pixFmtName : "");
        ctx->SetHardware(vdp);
        return *cur;
      }
      else
        vdp->Release();
    }
#endif
#ifdef HAS_DX
  if(DXVA::CDecoder::Supports(*cur) && CServiceBroker::GetSettings().GetBool(CSettings::SETTING_VIDEOPLAYER_USEDXVA2))
  {
    CLog::Log(LOGNOTICE, "CDVDVideoCodecFFmpeg::GetFormat - Creating DXVA(%ix%i)", avctx->width, avctx->height);
    DXVA::CDecoder* dec = new DXVA::CDecoder(ctx->m_processInfo);
    if(dec->Open(avctx, ctx->m_pCodecContext, *cur, ctx->m_uSurfacesCount))
    {
      ctx->m_processInfo.SetVideoPixelFormat(pixFmtName ? pixFmtName : "");
      ctx->SetHardware(dec);
      return *cur;
    }
    else
      dec->Release();
  }
#endif
#ifdef HAVE_LIBVA
    // mpeg4 vaapi decoding is disabled
    if(*cur == AV_PIX_FMT_VAAPI_VLD && CServiceBroker::GetSettings().GetBool(CSettings::SETTING_VIDEOPLAYER_USEVAAPI))
    {
      VAAPI::CDecoder* dec = new VAAPI::CDecoder(ctx->m_processInfo);
      if(dec->Open(avctx, ctx->m_pCodecContext, *cur, ctx->m_uSurfacesCount) == true)
      {
        ctx->m_processInfo.SetVideoPixelFormat(pixFmtName ? pixFmtName : "");
        ctx->SetHardware(dec);
        return *cur;
      }
      else
        dec->Release();
    }
#endif

#ifdef TARGET_DARWIN
    if (*cur == AV_PIX_FMT_VIDEOTOOLBOX && CServiceBroker::GetSettings().GetBool(CSettings::SETTING_VIDEOPLAYER_USEVTB))
    {
      VTB::CDecoder* dec = new VTB::CDecoder(ctx->m_processInfo);
      if(dec->Open(avctx, ctx->m_pCodecContext, *cur, ctx->m_uSurfacesCount))
      {
        ctx->m_processInfo.SetVideoPixelFormat(pixFmtName ? pixFmtName : "");
        ctx->SetHardware(dec);
        return *cur;
      }
      else
        dec->Release();
    }
#endif

#ifdef HAS_MMAL
    if (*cur == AV_PIX_FMT_YUV420P)
    {
//.........这里部分代码省略.........
开发者ID:aasoror，项目名称:xbmc，代码行数:101，代码来源:DVDVideoCodecFFmpeg.cpp

示例2: while

enum PixelFormat CDVDVideoCodecFFmpeg::GetFormat( struct AVCodecContext * avctx
                                                , const PixelFormat * fmt )
{
  CDVDVideoCodecFFmpeg* ctx  = (CDVDVideoCodecFFmpeg*)avctx->opaque;

  if(!ctx->IsHardwareAllowed())
    return ctx->m_dllAvCodec.avcodec_default_get_format(avctx, fmt);

  const PixelFormat * cur = fmt;
  while(*cur != PIX_FMT_NONE)
  {
#ifdef HAVE_LIBVDPAU
    if(CVDPAU::IsVDPAUFormat(*cur) && g_guiSettings.GetBool("videoplayer.usevdpau"))
    {
      if(ctx->GetHardware())
        return *cur;
        
      CLog::Log(LOGNOTICE,"CDVDVideoCodecFFmpeg::GetFormat - Creating VDPAU(%ix%i)", avctx->width, avctx->height);
      CVDPAU* vdp = new CVDPAU();
      if(vdp->Open(avctx, *cur))
      {
        ctx->SetHardware(vdp);
        return *cur;
      }
      else
        vdp->Release();
    }
#endif
#ifdef HAS_DX
  if(DXVA::CDecoder::Supports(*cur) && g_guiSettings.GetBool("videoplayer.usedxva2"))
  {
    DXVA::CDecoder* dec = new DXVA::CDecoder();
    if(dec->Open(avctx, *cur, ctx->m_uSurfacesCount))
    {
      ctx->SetHardware(dec);
      return *cur;
    }
    else
      dec->Release();
  }
#endif
#ifdef HAVE_LIBVA
    // mpeg4 vaapi decoding is disabled
    if(*cur == PIX_FMT_VAAPI_VLD && g_guiSettings.GetBool("videoplayer.usevaapi") 
    && (avctx->codec_id != CODEC_ID_MPEG4 || g_advancedSettings.m_videoAllowMpeg4VAAPI)) 
    {
      if (ctx->GetHardware() != NULL)
      {
        ctx->SetHardware(NULL);
      }

      VAAPI::CDecoder* dec = new VAAPI::CDecoder();
      if(dec->Open(avctx, *cur))
      {
        ctx->SetHardware(dec);
        return *cur;
      }
      else
        dec->Release();
    }
#endif
    cur++;
  }
  return ctx->m_dllAvCodec.avcodec_default_get_format(avctx, fmt);
}
开发者ID:ojp5，项目名称:xbmc，代码行数:65，代码来源:DVDVideoCodecFFmpeg.cpp

示例3: avcodec_default_get_format

enum PixelFormat CDVDVideoCodecFFmpeg::GetFormat( struct AVCodecContext * avctx
                                                , const PixelFormat * fmt )
{
  CDVDVideoCodecFFmpeg* ctx  = (CDVDVideoCodecFFmpeg*)avctx->opaque;

  // if frame threading is enabled hw accel is not allowed
  if((EDECODEMETHOD) CSettings::Get().GetInt("videoplayer.decodingmethod") != VS_DECODEMETHOD_HARDWARE || !ctx->IsHardwareAllowed())
    return avcodec_default_get_format(avctx, fmt);

  const PixelFormat * cur = fmt;
  while(*cur != PIX_FMT_NONE)
  {
#ifdef HAVE_LIBVDPAU
    if(VDPAU::CDecoder::IsVDPAUFormat(*cur) && CSettings::Get().GetBool("videoplayer.usevdpau"))
    {
      CLog::Log(LOGNOTICE,"CDVDVideoCodecFFmpeg::GetFormat - Creating VDPAU(%ix%i)", avctx->width, avctx->height);
      VDPAU::CDecoder* vdp = new VDPAU::CDecoder();
      if(vdp->Open(avctx, *cur, ctx->m_uSurfacesCount))
      {
        ctx->SetHardware(vdp);
        return *cur;
      }
      else
        vdp->Release();
    }
#endif
#ifdef HAS_DX
  if(DXVA::CDecoder::Supports(*cur) && CSettings::Get().GetBool("videoplayer.usedxva2"))
  {
    CLog::Log(LOGNOTICE, "CDVDVideoCodecFFmpeg::GetFormat - Creating DXVA(%ix%i)", avctx->width, avctx->height);
    DXVA::CDecoder* dec = new DXVA::CDecoder();
    if(dec->Open(avctx, *cur, ctx->m_uSurfacesCount))
    {
      ctx->SetHardware(dec);
      return *cur;
    }
    else
      dec->Release();
  }
#endif
#ifdef HAVE_LIBVA
    // mpeg4 vaapi decoding is disabled
    if(*cur == PIX_FMT_VAAPI_VLD && CSettings::Get().GetBool("videoplayer.usevaapi"))
    {
      VAAPI::CDecoder* dec = new VAAPI::CDecoder();
      if(dec->Open(avctx, *cur, ctx->m_uSurfacesCount))
      {
        ctx->SetHardware(dec);
        return *cur;
      }
      else
        dec->Release();
    }
#endif

#ifdef TARGET_DARWIN_OSX
    if (*cur == AV_PIX_FMT_VDA_VLD && CSettings::Get().GetBool("videoplayer.usevda"))
    {
      VDA::CDecoder* dec = new VDA::CDecoder();
      if(dec->Open(avctx, *cur, ctx->m_uSurfacesCount))
      {
        ctx->SetHardware(dec);
        return *cur;
      }
      else
        dec->Release();
    }
#endif
    cur++;
  }
  return avcodec_default_get_format(avctx, fmt);
}
开发者ID:BenxiangGe，项目名称:boxeebox-xbmc，代码行数:72，代码来源:DVDVideoCodecFFmpeg.cpp

示例4: avcodec_default_get_format

enum AVPixelFormat CDVDVideoCodecFFmpeg::GetFormat( struct AVCodecContext * avctx
                                                , const AVPixelFormat * fmt )
{
  CDVDVideoCodecFFmpeg* ctx  = (CDVDVideoCodecFFmpeg*)avctx->opaque;

  // if frame threading is enabled hw accel is not allowed
  if(ctx->m_decoderState != STATE_HW_SINGLE)
  {
    return avcodec_default_get_format(avctx, fmt);
  }

  // fix an ffmpeg issue here, it calls us with an invalid profile
  // then a 2nd call with a valid one
  if (avctx->codec_id == AV_CODEC_ID_VC1 && avctx->profile == FF_PROFILE_UNKNOWN)
  {
    return avcodec_default_get_format(avctx, fmt);
  }

  // hardware decoder de-selected, restore standard ffmpeg
  if (ctx->GetHardware())
  {
    ctx->SetHardware(NULL);
    avctx->get_buffer2 = avcodec_default_get_buffer2;
    avctx->slice_flags = 0;
    avctx->hwaccel_context = 0;
  }

  const AVPixelFormat * cur = fmt;
  while(*cur != AV_PIX_FMT_NONE)
  {
#ifdef HAVE_LIBVDPAU
    if(VDPAU::CDecoder::IsVDPAUFormat(*cur) && CSettings::GetInstance().GetBool(CSettings::SETTING_VIDEOPLAYER_USEVDPAU))
    {
      CLog::Log(LOGNOTICE,"CDVDVideoCodecFFmpeg::GetFormat - Creating VDPAU(%ix%i)", avctx->width, avctx->height);
      VDPAU::CDecoder* vdp = new VDPAU::CDecoder();
      if(vdp->Open(avctx, ctx->m_pCodecContext, *cur, ctx->m_uSurfacesCount))
      {
        ctx->SetHardware(vdp);
        return *cur;
      }
      else
        vdp->Release();
    }
#endif
#ifdef HAS_DX
  if(DXVA::CDecoder::Supports(*cur) && CSettings::GetInstance().GetBool(CSettings::SETTING_VIDEOPLAYER_USEDXVA2) &&
     !ctx->m_hints.dvd && !ctx->m_hints.stills)
  {
    CLog::Log(LOGNOTICE, "CDVDVideoCodecFFmpeg::GetFormat - Creating DXVA(%ix%i)", avctx->width, avctx->height);
    DXVA::CDecoder* dec = new DXVA::CDecoder();
    if(dec->Open(avctx, ctx->m_pCodecContext, *cur, ctx->m_uSurfacesCount))
    {
      ctx->SetHardware(dec);
      return *cur;
    }
    else
      dec->Release();
  }
#endif
#ifdef HAVE_LIBVA
    // mpeg4 vaapi decoding is disabled
    if(*cur == AV_PIX_FMT_VAAPI_VLD && CSettings::GetInstance().GetBool(CSettings::SETTING_VIDEOPLAYER_USEVAAPI))
    {
      VAAPI::CDecoder* dec = new VAAPI::CDecoder();
      if(dec->Open(avctx, ctx->m_pCodecContext, *cur, ctx->m_uSurfacesCount) == true)
      {
        ctx->SetHardware(dec);
        return *cur;
      }
      else
        dec->Release();
    }
#endif

#ifdef TARGET_DARWIN_OSX
    if (*cur == AV_PIX_FMT_VDA && CSettings::GetInstance().GetBool(CSettings::SETTING_VIDEOPLAYER_USEVDA) && g_advancedSettings.m_useFfmpegVda)
    {
      VDA::CDecoder* dec = new VDA::CDecoder();
      if(dec->Open(avctx, ctx->m_pCodecContext, *cur, ctx->m_uSurfacesCount))
      {
        ctx->SetHardware(dec);
        return *cur;
      }
      else
        dec->Release();
    }
#endif
    cur++;
  }

  ctx->m_decoderState = STATE_HW_FAILED;
  return avcodec_default_get_format(avctx, fmt);
}
开发者ID:EraYaN，项目名称:xbmc，代码行数:93，代码来源:DVDVideoCodecFFmpeg.cpp

示例5: avcodec_default_get_format

enum PixelFormat CDVDVideoCodecFFmpeg::GetFormat( struct AVCodecContext * avctx
                                                , const PixelFormat * fmt )
{
  CDVDVideoCodecFFmpeg* ctx  = (CDVDVideoCodecFFmpeg*)avctx->opaque;

  // if frame threading is enabled hw accel is not allowed
  if(ctx->m_decoderState != STATE_HW_SINGLE)
  {
    return avcodec_default_get_format(avctx, fmt);
  }

  const PixelFormat * cur = fmt;
  while(*cur != PIX_FMT_NONE)
  {
#ifdef HAVE_LIBVDPAU
    if(VDPAU::CDecoder::IsVDPAUFormat(*cur) && CSettings::Get().GetBool("videoplayer.usevdpau"))
    {
      CLog::Log(LOGNOTICE,"CDVDVideoCodecFFmpeg::GetFormat - Creating VDPAU(%ix%i)", avctx->width, avctx->height);
      VDPAU::CDecoder* vdp = new VDPAU::CDecoder();
      if(vdp->Open(avctx, ctx->m_pCodecContext, *cur, ctx->m_uSurfacesCount))
      {
        ctx->SetHardware(vdp);
        return *cur;
      }
      else
        vdp->Release();
    }
#endif
#ifdef HAS_DX
  if(DXVA::CDecoder::Supports(*cur) && CSettings::Get().GetBool("videoplayer.usedxva2"))
  {
    CLog::Log(LOGNOTICE, "CDVDVideoCodecFFmpeg::GetFormat - Creating DXVA(%ix%i)", avctx->width, avctx->height);
    DXVA::CDecoder* dec = new DXVA::CDecoder();
    if(dec->Open(avctx, ctx->m_pCodecContext, *cur, ctx->m_uSurfacesCount))
    {
      ctx->SetHardware(dec);
      return *cur;
    }
    else
      dec->Release();
  }
#endif
#ifdef HAVE_LIBVA
    // mpeg4 vaapi decoding is disabled
    if(*cur == PIX_FMT_VAAPI_VLD && CSettings::Get().GetBool("videoplayer.usevaapi"))
    {
      VAAPI::CDecoder* dec = new VAAPI::CDecoder();
      if(dec->Open(avctx, ctx->m_pCodecContext, *cur, ctx->m_uSurfacesCount) == true)
      {
        ctx->SetHardware(dec);
        return *cur;
      }
      else
        dec->Release();
    }
#endif

#ifdef TARGET_DARWIN_OSX
    if (*cur == AV_PIX_FMT_VDA && CSettings::Get().GetBool("videoplayer.usevda") && g_advancedSettings.m_useFfmpegVda)
    {
      VDA::CDecoder* dec = new VDA::CDecoder();
      if(dec->Open(avctx, ctx->m_pCodecContext, *cur, ctx->m_uSurfacesCount))
      {
        ctx->SetHardware(dec);
        return *cur;
      }
      else
        dec->Release();
    }
#endif
    cur++;
  }

  // hardware decoder de-selected, restore standard ffmpeg
  if (ctx->GetHardware())
  {
    ctx->SetHardware(NULL);
    avctx->get_buffer2     = avcodec_default_get_buffer2;
    avctx->slice_flags     = 0;
    avctx->hwaccel_context = 0;
  }

  ctx->m_decoderState = STATE_HW_FAILED;
  return avcodec_default_get_format(avctx, fmt);
}
开发者ID:Distrotech，项目名称:xbmc，代码行数:85，代码来源:DVDVideoCodecFFmpeg.cpp

示例6: FFGetBuffer

int CVDPAU::FFGetBuffer(AVCodecContext *avctx, AVFrame *pic)
{
  //CLog::Log(LOGNOTICE,"%s",__FUNCTION__);
  CDVDVideoCodecFFmpeg* ctx        = (CDVDVideoCodecFFmpeg*)avctx->opaque;
  CVDPAU*               vdp        = (CVDPAU*)ctx->GetHardware();
  struct pictureAge*    pA         = &vdp->picAge;

  // while we are waiting to recover we can't do anything
  if(vdp->recover)
  {
    CLog::Log(LOGWARNING, "CVDPAU::FFGetBuffer - returning due to awaiting recovery");
    return -1;
  }

  vdpau_render_state * render = NULL;

  // find unused surface
  for(unsigned int i = 0; i < vdp->m_videoSurfaces.size(); i++)
  {
    if(!(vdp->m_videoSurfaces[i]->state & (FF_VDPAU_STATE_USED_FOR_REFERENCE | FF_VDPAU_STATE_USED_FOR_RENDER)))
    {
      render = vdp->m_videoSurfaces[i];
      render->state = 0;
      break;
    }
  }

  VdpStatus vdp_st = VDP_STATUS_ERROR;
  if (render == NULL)
  {
    // create a new surface
    VdpDecoderProfile profile;
    ReadFormatOf(avctx->pix_fmt, profile, vdp->vdp_chroma_type);
    render = (vdpau_render_state*)calloc(sizeof(vdpau_render_state), 1);
    vdp_st = vdp->vdp_video_surface_create(vdp->vdp_device,
                                           vdp->vdp_chroma_type,
                                           avctx->width,
                                           avctx->height,
                                           &render->surface);
    vdp->CheckStatus(vdp_st, __LINE__);
    if (vdp_st != VDP_STATUS_OK)
    {
      free(render);
      CLog::Log(LOGERROR, "CVDPAU::FFGetBuffer - No Video surface available could be created");
      return -1;
    }
    vdp->m_videoSurfaces.push_back(render);
  }

  if (render == NULL)
    return -1;

  pic->data[1] =  pic->data[2] = NULL;
  pic->data[0]= (uint8_t*)render;

  pic->linesize[0] = pic->linesize[1] =  pic->linesize[2] = 0;

  if(pic->reference)
  {
    pic->age = pA->ip_age[0];
    pA->ip_age[0]= pA->ip_age[1]+1;
    pA->ip_age[1]= 1;
    pA->b_age++;
  }
  else
  {
    pic->age = pA->b_age;
    pA->ip_age[0]++;
    pA->ip_age[1]++;
    pA->b_age = 1;
  }
  pic->type= FF_BUFFER_TYPE_USER;

  render->state |= FF_VDPAU_STATE_USED_FOR_REFERENCE;
  pic->reordered_opaque= avctx->reordered_opaque;
  return 0;
}
开发者ID:SilkyPantsDan，项目名称:xbmc，代码行数:77，代码来源:VDPAU.cpp


注：本文中的CDVDVideoCodecFFmpeg类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。