diff options
author | Andreas Rheinhardt <andreas.rheinhardt@gmail.com> | 2021-01-26 01:14:45 +0100 |
---|---|---|
committer | Andreas Rheinhardt <andreas.rheinhardt@gmail.com> | 2021-01-29 06:28:24 +0100 |
commit | fbb81ea2c615b1189d21ea00127be205db36b342 (patch) | |
tree | 44fdf175313a1d0a457f565062013396bc3b6f89 /libavcodec/vc1_block.c | |
parent | a899d6ca101d0ed735e13dc4c57b0b8fc0465d37 (diff) |
avcodec/msmpeg4dec: Don't check for errors for complete VLCs
This also affected other users of VLCs from msmpeg4dec, namely vc1_block
and wmv2dec.
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Diffstat (limited to 'libavcodec/vc1_block.c')
-rw-r--r-- | libavcodec/vc1_block.c | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/libavcodec/vc1_block.c b/libavcodec/vc1_block.c index 5c33170933..b6ace37658 100644 --- a/libavcodec/vc1_block.c +++ b/libavcodec/vc1_block.c @@ -592,10 +592,6 @@ static int vc1_decode_i_block(VC1Context *v, int16_t block[64], int n, } else { dcdiff = get_vlc2(&s->gb, ff_msmp4_dc_chroma_vlc[s->dc_table_index].table, DC_VLC_BITS, 3); } - if (dcdiff < 0) { - av_log(s->avctx, AV_LOG_ERROR, "Illegal DC VLC\n"); - return -1; - } if (dcdiff) { const int m = (v->pq == 1 || v->pq == 2) ? 3 - v->pq : 0; if (dcdiff == 119 /* ESC index value */) { @@ -740,10 +736,6 @@ static int vc1_decode_i_block_adv(VC1Context *v, int16_t block[64], int n, } else { dcdiff = get_vlc2(&s->gb, ff_msmp4_dc_chroma_vlc[s->dc_table_index].table, DC_VLC_BITS, 3); } - if (dcdiff < 0) { - av_log(s->avctx, AV_LOG_ERROR, "Illegal DC VLC\n"); - return -1; - } if (dcdiff) { const int m = (quant == 1 || quant == 2) ? 3 - quant : 0; if (dcdiff == 119 /* ESC index value */) { @@ -944,10 +936,6 @@ static int vc1_decode_intra_block(VC1Context *v, int16_t block[64], int n, } else { dcdiff = get_vlc2(&s->gb, ff_msmp4_dc_chroma_vlc[s->dc_table_index].table, DC_VLC_BITS, 3); } - if (dcdiff < 0) { - av_log(s->avctx, AV_LOG_ERROR, "Illegal DC VLC\n"); - return -1; - } if (dcdiff) { const int m = (quant == 1 || quant == 2) ? 3 - quant : 0; if (dcdiff == 119 /* ESC index value */) { |