ffmpeg | branch: master | Jerome Borsboom <jerome.borsb...@carpalis.nl> | Mon Jan 14 09:05:24 2019 +0100| [fc6e53b0b662c60560dff75cc93248f72d0faf8a] | committer: Carl Eugen Hoyos
avcodec/vc1: fix B predictor validity for 4-MV MBs The B predictor for 4-MV MBs in interlace field pictures is not used for blocks 0 and 2 when the picture is 1 MB wide. Signed-off-by: Jerome Borsboom <jerome.borsb...@carpalis.nl> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=fc6e53b0b662c60560dff75cc93248f72d0faf8a --- libavcodec/vc1_pred.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavcodec/vc1_pred.c b/libavcodec/vc1_pred.c index 8b5a9ead0b..9e29b44a1f 100644 --- a/libavcodec/vc1_pred.c +++ b/libavcodec/vc1_pred.c @@ -289,6 +289,8 @@ void ff_vc1_pred_mv(VC1Context *v, int n, int dmv_x, int dmv_y, case 3: off = -1; } + if (v->field_mode && s->mb_width == 1) + b_valid = b_valid && c_valid; } if (v->field_mode) { _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
