C++ (Cpp) ffmpeg_get_frameの例

コード例 #1

ファイル: sdl.c プロジェクト: adararnon/moonlight-embedded

static int sdl_submit_decode_unit(PDECODE_UNIT decodeUnit) {
  if (decodeUnit->fullLength < DECODER_BUFFER_SIZE) {
    PLENTRY entry = decodeUnit->bufferList;
    int length = 0;
    while (entry != NULL) {
      memcpy(ffmpeg_buffer+length, entry->data, entry->length);
      length += entry->length;
      entry = entry->next;
    }

    int ret = ffmpeg_decode(ffmpeg_buffer, length);
    if (ret == 1) {
      AVFrame* frame = ffmpeg_get_frame();

      SDL_UpdateYUVTexture(bmp, NULL, frame->data[0], frame->linesize[0], frame->data[1], frame->linesize[1], frame->data[2], frame->linesize[2]);
      SDL_RenderClear(renderer);
      SDL_RenderCopy(renderer, bmp, NULL, NULL);
      SDL_RenderPresent(renderer);
    }
  } else {
    fprintf(stderr, "Video decode buffer too small");
    exit(1);
  }

  return DR_OK;
}

コード例 #2

ファイル: sdl.c プロジェクト: OtherCrashOverride/moonlight-embedded-cx

static int sdl_submit_decode_unit(PDECODE_UNIT decodeUnit) {
  if (decodeUnit->fullLength < DECODER_BUFFER_SIZE) {
    PLENTRY entry = decodeUnit->bufferList;
    int length = 0;
    while (entry != NULL) {
      memcpy(ffmpeg_buffer+length, entry->data, entry->length);
      length += entry->length;
      entry = entry->next;
    }

    if (SDL_LockMutex(mutex) == 0) {
      int ret = ffmpeg_decode(ffmpeg_buffer, length);
      if (ret == 1) {
        AVFrame* frame = ffmpeg_get_frame();

        SDL_Event event;
        event.type = SDL_USEREVENT;
        event.user.code = SDL_CODE_FRAME;
        event.user.data1 = &frame->data;
        event.user.data2 = &frame->linesize;
        SDL_PushEvent(&event);
      }

      SDL_UnlockMutex(mutex);
    } else
      fprintf(stderr, "Couldn't lock mutex\n");
  } else {
    fprintf(stderr, "Video decode buffer too small");
    exit(1);
  }

  return DR_OK;
}