C++ (Cpp) schro_frame_set_free_callbackの例

コード例 #1

static SchroFrame *
gst_schro_wrap_frame (GstSchroDec *schro_dec, GstBuffer *buffer)
{
  SchroFrame *frame;

  switch (schro_dec->fourcc) {
    case GST_MAKE_FOURCC('I','4','2','0'):
      frame = schro_frame_new_from_data_I420 (GST_BUFFER_DATA (buffer),
          schro_dec->width, schro_dec->height);
      break;
    case GST_MAKE_FOURCC('Y','U','Y','2'):
      frame = schro_frame_new_from_data_YUY2 (GST_BUFFER_DATA (buffer),
          schro_dec->width, schro_dec->height);
      break;
    case GST_MAKE_FOURCC('A','Y','U','V'):
      frame = schro_frame_new_from_data_AYUV (GST_BUFFER_DATA (buffer),
          schro_dec->width, schro_dec->height);
      break;
    default:
      g_assert_not_reached();
      break;
  }
  schro_frame_set_free_callback (frame, gst_schro_frame_free, buffer);

  return frame;
}

コード例 #2

ファイル: libschroedinger.c プロジェクト: AVLeo/libav

SchroFrame *ff_create_schro_frame(AVCodecContext *avctx,
                                  SchroFrameFormat schro_frame_fmt)
{
    AVFrame *p_pic;
    SchroFrame *p_frame;
    int y_width, uv_width;
    int y_height, uv_height;
    int i;

    y_width   = avctx->width;
    y_height  = avctx->height;
    uv_width  = y_width  >> (SCHRO_FRAME_FORMAT_H_SHIFT(schro_frame_fmt));
    uv_height = y_height >> (SCHRO_FRAME_FORMAT_V_SHIFT(schro_frame_fmt));

    p_pic = av_frame_alloc();
    if (!p_pic)
        return NULL;

    if (ff_get_buffer(avctx, p_pic, AV_GET_BUFFER_FLAG_REF) < 0) {
        av_frame_free(&p_pic);
        av_log(avctx, AV_LOG_ERROR, "Unable to allocate buffer\n");
        return NULL;
    }

    p_frame         = schro_frame_new();
    p_frame->format = schro_frame_fmt;
    p_frame->width  = y_width;
    p_frame->height = y_height;
    schro_frame_set_free_callback(p_frame, free_schro_frame, (void *)p_pic);

    for (i = 0; i < 3; ++i) {
        p_frame->components[i].width  = i ? uv_width : y_width;
        p_frame->components[i].stride = p_pic->linesize[i];
        p_frame->components[i].height = i ? uv_height : y_height;
        p_frame->components[i].length =
                 p_frame->components[i].stride * p_frame->components[i].height;
        p_frame->components[i].data   = p_pic->data[i];

        if (i) {
            p_frame->components[i].v_shift =
                SCHRO_FRAME_FORMAT_V_SHIFT(p_frame->format);
            p_frame->components[i].h_shift =
                SCHRO_FRAME_FORMAT_H_SHIFT(p_frame->format);
        }
    }

    return p_frame;
}

コード例 #3

ファイル: libschroedinger.c プロジェクト: 0xFFeng/ffmpeg

SchroFrame *ff_create_schro_frame(AVCodecContext *avctx,
                                  SchroFrameFormat schro_frame_fmt)
{
    AVPicture *p_pic;
    SchroFrame *p_frame;
    int y_width, uv_width;
    int y_height, uv_height;
    int i;

    y_width   = avctx->width;
    y_height  = avctx->height;
    uv_width  = y_width  >> (SCHRO_FRAME_FORMAT_H_SHIFT(schro_frame_fmt));
    uv_height = y_height >> (SCHRO_FRAME_FORMAT_V_SHIFT(schro_frame_fmt));

    p_pic = av_mallocz(sizeof(AVPicture));
    if (!p_pic || avpicture_alloc(p_pic, avctx->pix_fmt, y_width, y_height) < 0) {
        av_free(p_pic);
        return NULL;
    }

    p_frame         = schro_frame_new();
    p_frame->format = schro_frame_fmt;
    p_frame->width  = y_width;
    p_frame->height = y_height;
    schro_frame_set_free_callback(p_frame, free_schro_frame, (void *)p_pic);

    for (i = 0; i < 3; ++i) {
        p_frame->components[i].width  = i ? uv_width : y_width;
        p_frame->components[i].stride = p_pic->linesize[i];
        p_frame->components[i].height = i ? uv_height : y_height;
        p_frame->components[i].length =
                 p_frame->components[i].stride * p_frame->components[i].height;
        p_frame->components[i].data   = p_pic->data[i];

        if (i) {
            p_frame->components[i].v_shift =
                SCHRO_FRAME_FORMAT_V_SHIFT(p_frame->format);
            p_frame->components[i].h_shift =
                SCHRO_FRAME_FORMAT_H_SHIFT(p_frame->format);
        }
    }

    return p_frame;
}

コード例 #4

ファイル: gstschroutils.c プロジェクト: kanongil/gst-plugins-bad

SchroFrame *
gst_schro_buffer_wrap (GstBuffer * buf, GstVideoFormat format, int width,
    int height)
{
  SchroFrame *frame;

  switch (format) {
    case GST_VIDEO_FORMAT_I420:
      frame =
          schro_frame_new_from_data_I420 (GST_BUFFER_DATA (buf), width, height);
      break;
    case GST_VIDEO_FORMAT_YV12:
      frame =
          schro_frame_new_from_data_YV12 (GST_BUFFER_DATA (buf), width, height);
      break;
    case GST_VIDEO_FORMAT_YUY2:
      frame =
          schro_frame_new_from_data_YUY2 (GST_BUFFER_DATA (buf), width, height);
      break;
    case GST_VIDEO_FORMAT_UYVY:
      frame =
          schro_frame_new_from_data_UYVY (GST_BUFFER_DATA (buf), width, height);
      break;
    case GST_VIDEO_FORMAT_AYUV:
      frame =
          schro_frame_new_from_data_AYUV (GST_BUFFER_DATA (buf), width, height);
      break;
#if SCHRO_CHECK_VERSION(1,0,12)
    case GST_VIDEO_FORMAT_ARGB:
      frame =
          schro_frame_new_from_data_ARGB (GST_BUFFER_DATA (buf), width, height);
      break;
#endif
#if SCHRO_CHECK_VERSION(1,0,11)
    case GST_VIDEO_FORMAT_Y42B:
      frame =
          schro_frame_new_from_data_Y42B (GST_BUFFER_DATA (buf), width, height);
      break;
    case GST_VIDEO_FORMAT_Y444:
      frame =
          schro_frame_new_from_data_Y444 (GST_BUFFER_DATA (buf), width, height);
      break;
    case GST_VIDEO_FORMAT_v210:
      frame =
          schro_frame_new_from_data_v210 (GST_BUFFER_DATA (buf), width, height);
      break;
    case GST_VIDEO_FORMAT_v216:
      frame =
          schro_frame_new_from_data_v216 (GST_BUFFER_DATA (buf), width, height);
      break;
    case GST_VIDEO_FORMAT_AYUV64:
      frame =
          schro_frame_new_from_data_AY64 (GST_BUFFER_DATA (buf), width, height);
      break;
#endif
    default:
      g_assert_not_reached ();
      return NULL;
  }
  schro_frame_set_free_callback (frame, gst_schro_frame_free, buf);

  return frame;
}