[FFmpeg-cvslog] avcodec/mpegvideo: Check for no_rounding at compile-time if possible

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Thu Dec 23 07:19:36 2021 +0100| [4a9b460a096f7225856550c2eb3a41402b7b812d] | committer: Andreas Rheinhardt

avcodec/mpegvideo: Check for no_rounding at compile-time if possible

It is partially possible if it is inlined whether
we deal with MPEG-1/2, because no_rounding is never set
for MPEG-1/2.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=4a9b460a096f7225856550c2eb3a41402b7b812d
---

 libavcodec/mpegvideo.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c
index 01b184bbd7..f2618f5b7b 100644
--- a/libavcodec/mpegvideo.c
+++ b/libavcodec/mpegvideo.c
@@ -2052,7 +2052,7 @@ void mpv_reconstruct_mb_internal(MpegEncContext *s, int16_t block[12][64],
                     }
                 }else{
                     op_qpix = s->me.qpel_put;
-                    if ((!s->no_rounding) || s->pict_type==AV_PICTURE_TYPE_B){
+                    if ((is_mpeg12 || !s->no_rounding) || s->pict_type == AV_PICTURE_TYPE_B) {
                         op_pix = s->hdsp.put_pixels_tab;
                     }else{
                         op_pix = s->hdsp.put_no_rnd_pixels_tab;