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| author | Michael Niedermayer <michaelni@gmx.at> | 2007-01-13 02:45:05 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2007-01-13 02:45:05 +0000 |
| commit | 2d0bcfb412a618e8130fbfea15df76eb0f7dac45 (patch) | |
| tree | 29c8493608b12f68d52978980e42a0252706bd72 /libavcodec/h263.c | |
| parent | 3b6dc9ca6db0d94d0fdad5e36b11a1f5d5ede917 (diff) | |
| download | ffmpeg-2d0bcfb412a618e8130fbfea15df76eb0f7dac45.tar.gz | |
some interlaced direct sanity checks
Originally committed as revision 7442 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/h263.c')
| -rw-r--r-- | libavcodec/h263.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/h263.c b/libavcodec/h263.c index af5fa50e67..27b66a0c81 100644 --- a/libavcodec/h263.c +++ b/libavcodec/h263.c @@ -5928,6 +5928,10 @@ static int decode_vop_header(MpegEncContext *s, GetBitContext *gb){ - ROUNDED_DIV(s->last_non_b_time - s->pp_time, s->t_frame))*2; s->pb_field_time= ( ROUNDED_DIV(s->time, s->t_frame) - ROUNDED_DIV(s->last_non_b_time - s->pp_time, s->t_frame))*2; + if(!s->progressive_sequence){ + if(s->pp_field_time <= s->pb_field_time || s->pb_field_time <= 1) + return FRAME_SKIPPED; + } } //av_log(s->avctx, AV_LOG_DEBUG, "last nonb %"PRId64" last_base %d time %"PRId64" pp %d pb %d t %d ppf %d pbf %d\n", s->last_non_b_time, s->last_time_base, s->time, s->pp_time, s->pb_time, s->t_frame, s->pp_field_time, s->pb_field_time); |