From d7826b58d2740966cb8f85387591b49b18c241ee Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sun, 5 Aug 2007 20:03:37 +0000 Subject: make wmv1 and wmv2 playable with M$ DMO decoder Originally committed as revision 9950 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/msmpeg4.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'libavcodec') diff --git a/libavcodec/msmpeg4.c b/libavcodec/msmpeg4.c index fec804b029..f21fed7946 100644 --- a/libavcodec/msmpeg4.c +++ b/libavcodec/msmpeg4.c @@ -883,7 +883,7 @@ void ff_msmpeg4_encode_block(MpegEncContext * s, DCTELEM * block, int n) } else { rl = &rl_table[3 + s->rl_chroma_table_index]; } - run_diff = s->msmpeg4_version>=6; + run_diff = s->msmpeg4_version>=4; scantable= s->intra_scantable.permutated; } else { i = 0; @@ -942,6 +942,9 @@ else run1 = run - rl->max_run[last][level] - run_diff; if (run1 < 0) goto esc3; + code = get_rl_index(rl, last, run1+1, level); + if (s->msmpeg4_version == 4 && code == rl->n) + goto esc3; code = get_rl_index(rl, last, run1, level); if (code == rl->n) { esc3: @@ -1641,7 +1644,7 @@ static inline int msmpeg4_decode_block(MpegEncContext * s, DCTELEM * block, } block[0] = level; - run_diff = 0; + run_diff = s->msmpeg4_version >= 4; i = 0; if (!coded) { goto not_coded; -- cgit v1.2.3