diff --git a/libavcodec/utvideodec.c b/libavcodec/utvideodec.c index 760d9e5a7f..160528e007 100644 --- a/libavcodec/utvideodec.c +++ b/libavcodec/utvideodec.c @@ -28,6 +28,7 @@ #include #include "libavutil/intreadwrite.h" +#include "libavutil/pixdesc.h" #include "avcodec.h" #include "bswapdsp.h" #include "bytestream.h" @@ -474,6 +475,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame, static av_cold int decode_init(AVCodecContext *avctx) { UtvideoContext * const c = avctx->priv_data; + int h_shift, v_shift; c->avctx = avctx; @@ -538,6 +540,13 @@ static av_cold int decode_init(AVCodecContext *avctx) return AVERROR_INVALIDDATA; } + av_pix_fmt_get_chroma_sub_sample(avctx->pix_fmt, &h_shift, &v_shift); + if ((avctx->width & ((1<height & ((1<