Module: libav Branch: master Commit: 7c5dfc174be59afa671a98ec85fe208c528ab64f
Author: Alex Converse <[email protected]> Committer: Alex Converse <[email protected]> Date: Thu Nov 3 15:56:37 2011 -0700 mpeg12enc: Don't set up run-level info for level 0. run: The number of zero coefficients preceding a non-zero coefficient, in the scan order. The absolute value of the non-zero coefficient is called "level". The run-level code makes illegal reads when trying to set up tables for nonsense level 0. --- libavcodec/mpeg12enc.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/libavcodec/mpeg12enc.c b/libavcodec/mpeg12enc.c index 5dedabd..26d26c7 100644 --- a/libavcodec/mpeg12enc.c +++ b/libavcodec/mpeg12enc.c @@ -74,6 +74,8 @@ static void init_uni_ac_vlc(RLTable *rl, uint8_t *uni_ac_vlc_len){ for(i=0; i<128; i++){ int level= i-64; int run; + if (!level) + continue; for(run=0; run<64; run++){ int len, bits, code; _______________________________________________ libav-commits mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-commits
