*data_size=sizeof(AVFrame);
*(AVFrame*)data= s->current_frame;
/* release the last frame, if it was allocated */
avctx->release_buffer(avctx, &s->last_frame);
*data_size=sizeof(AVFrame);
*(AVFrame*)data= s->current_frame;
/* release the last frame, if it was allocated */
avctx->release_buffer(avctx, &s->last_frame);