return 0;
}
+int avfilter_copy_buf_props(AVFrame *dst, const AVFilterBufferRef *src)
+{
+ memcpy(dst->data, src->data, sizeof(dst->data));
+ memcpy(dst->linesize, src->linesize, sizeof(dst->linesize));
+
+ dst->pts = src->pts;
+ dst->format = src->format;
+
+ switch (src->type) {
+ case AVMEDIA_TYPE_VIDEO:
+ dst->width = src->video->w;
+ dst->height = src->video->h;
+ dst->sample_aspect_ratio = src->video->pixel_aspect;
+ dst->interlaced_frame = src->video->interlaced;
+ dst->top_field_first = src->video->top_field_first;
+ dst->key_frame = src->video->key_frame;
+ dst->pict_type = src->video->pict_type;
+ break;
+ case AVMEDIA_TYPE_AUDIO:
+ dst->sample_rate = src->audio->sample_rate;
+ dst->channel_layout = src->audio->channel_layout;
+ dst->nb_samples = src->audio->nb_samples;
+ break;
+ default:
+ return AVERROR(EINVAL);
+ }
+
+ return 0;
+}
+
void avfilter_copy_buffer_ref_props(AVFilterBufferRef *dst, AVFilterBufferRef *src)
{
// copy common properties
*/
int avfilter_copy_frame_props(AVFilterBufferRef *dst, const AVFrame *src);
+/**
+ * Copy the frame properties and data pointers of src to dst, without copying
+ * the actual data.
+ *
+ * @return 0 on success, a negative number on error.
+ */
+int avfilter_copy_buf_props(AVFrame *dst, const AVFilterBufferRef *src);
+
#endif /* AVFILTER_AVFILTER_H */