Module: libav Branch: master Commit: 22f7942fe7d7349e3562ac68fa101d9efec522df
Author: Luca Barbato <[email protected]> Committer: Luca Barbato <[email protected]> Date: Thu Oct 25 15:42:08 2012 +0200 ffv1: set the range coder state in decode_slice_header --- libavcodec/ffv1dec.c | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-) diff --git a/libavcodec/ffv1dec.c b/libavcodec/ffv1dec.c index f5f7a8f..c5329b4 100644 --- a/libavcodec/ffv1dec.c +++ b/libavcodec/ffv1dec.c @@ -273,7 +273,12 @@ static int decode_slice_header(FFV1Context *f, FFV1Context *fs) unsigned ps, i, context_count; memset(state, 128, sizeof(state)); - av_assert0(f->version > 2); + if (fs->ac > 1) { + for (i = 1; i < 256; i++) { + fs->c.one_state[i] = f->state_transition[i]; + fs->c.zero_state[256 - i] = 256 - fs->c.one_state[i]; + } + } fs->slice_x = get_symbol(c, state, 0) * f->width; fs->slice_y = get_symbol(c, state, 0) * f->height; _______________________________________________ libav-commits mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-commits
