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| author | Andreas Rheinhardt <andreas.rheinhardt@gmail.com> | 2020-11-23 07:12:02 +0300 |
|---|---|---|
| committer | Andreas Rheinhardt <andreas.rheinhardt@gmail.com> | 2020-12-08 19:51:48 +0300 |
| commit | fa4532a1f767c092656836de62797d71ff42cde0 (patch) | |
| tree | 8fbdbe291688671b70f9e3fe8d8e8d6d01051166 /libavcodec/wmadec.c | |
| parent | e5b416daddd0435571c3483621c6953c56e7cf9a (diff) | |
avcodec/wmadec: Apply VLC offset during init
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Diffstat (limited to 'libavcodec/wmadec.c')
| -rw-r--r-- | libavcodec/wmadec.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/libavcodec/wmadec.c b/libavcodec/wmadec.c index 2b9499eba7..9c79556bb5 100644 --- a/libavcodec/wmadec.c +++ b/libavcodec/wmadec.c @@ -112,7 +112,7 @@ static av_cold int wma_decode_init(AVCodecContext *avctx) if (s->use_noise_coding) { ff_init_vlc_from_lengths(&s->hgain_vlc, HGAINVLCBITS, FF_ARRAY_ELEMS(ff_wma_hgain_hufftab), &ff_wma_hgain_hufftab[0][1], 2, - &ff_wma_hgain_hufftab[0][0], 2, 1, 0, 0, avctx); + &ff_wma_hgain_hufftab[0][0], 2, 1, -18, 0, avctx); } if (s->use_exp_vlc) @@ -545,7 +545,7 @@ static int wma_decode_block(WMACodecContext *s) } for (ch = 0; ch < s->avctx->channels; ch++) { if (s->channel_coded[ch]) { - int i, n, val, code; + int i, n, val; n = s->exponent_high_sizes[bsize]; val = (int) 0x80000000; @@ -554,9 +554,8 @@ static int wma_decode_block(WMACodecContext *s) if (val == (int) 0x80000000) { val = get_bits(&s->gb, 7) - 19; } else { - code = get_vlc2(&s->gb, s->hgain_vlc.table, + val += get_vlc2(&s->gb, s->hgain_vlc.table, HGAINVLCBITS, HGAINMAX); - val += code - 18; } s->high_band_values[ch][i] = val; } |