diff --git a/libavcodec/vmdav.c b/libavcodec/vmdav.c index e1a5c4715c..5b8b8cf99b 100644 --- a/libavcodec/vmdav.c +++ b/libavcodec/vmdav.c @@ -380,14 +380,13 @@ static int vmdvideo_decode_frame(AVCodecContext *avctx, /* make the palette available on the way out */ memcpy(s->frame.data[1], s->palette, PALETTE_COUNT * 4); - if (s->prev_frame.data[0]) - avctx->release_buffer(avctx, &s->prev_frame); - /* shuffle frames */ - s->prev_frame = s->frame; + FFSWAP(AVFrame, s->frame, s->prev_frame); + if (s->frame.data[0]) + avctx->release_buffer(avctx, &s->frame); *data_size = sizeof(AVFrame); - *(AVFrame*)data = s->frame; + *(AVFrame*)data = s->prev_frame; /* report that the buffer was completely consumed */ return buf_size;