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| author | David Conrad <lessen42@gmail.com> | 2010-02-21 00:10:58 +0000 |
|---|---|---|
| committer | David Conrad <lessen42@gmail.com> | 2010-02-21 00:10:58 +0000 |
| commit | a89264761f9e11854ba20084403d5c5da670d491 (patch) | |
| tree | 3b4ed3e768f36010e3a2526ee0b556bfd6350c39 | |
| parent | 855c720c8637b959e4b98e3ebb70ec8b60f18e2c (diff) | |
| download | ffmpeg-a89264761f9e11854ba20084403d5c5da670d491.tar.gz | |
Handle Theora's continued runs in superblock coding.
This doesn't really matter yet since 4:2:0 1080p has only 3060 superblocks,
but larger resolutions or 4:4:4 1080p could hit this case.
Originally committed as revision 21930 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | libavcodec/vp3.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libavcodec/vp3.c b/libavcodec/vp3.c index 5f871bce92..18c6f24125 100644 --- a/libavcodec/vp3.c +++ b/libavcodec/vp3.c @@ -482,6 +482,9 @@ static int unpack_superblocks(Vp3DecodeContext *s, GetBitContext *gb) if (bit) num_partial_superblocks += current_run; + if (s->theora && current_run == MAXIMUM_LONG_BIT_RUN) + bit = get_bits1(gb); + else bit ^= 1; } @@ -512,6 +515,9 @@ static int unpack_superblocks(Vp3DecodeContext *s, GetBitContext *gb) } superblocks_decoded += current_run; + if (s->theora && current_run == MAXIMUM_LONG_BIT_RUN) + bit = get_bits1(gb); + else bit ^= 1; } } |