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Code Issues Releases Activity

avcodec/svq1dec: Increase size of VLC

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It allows to reduce the number of maximum reloads by one.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2023-09-26 23:34:58 +02:00
parent 7d542e26a9
commit 460c6ae597
1 changed files with 3 additions and 3 deletions
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6
libavcodec/svq1dec.c
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@ -190,7 +190,7 @@ static int svq1_decode_block_intra(GetBitContext *bitbuf, uint8_t *pixels,
height = 1 << ((3 + level) / 2);
/* get number of stages (-1 skips vector, 0 for mean only) */
stages = get_vlc2(bitbuf, svq1_intra_multistage[level], 3, 3) - 1;
stages = get_vlc2(bitbuf, svq1_intra_multistage[level], 4, 2) - 1;
if (stages == -1) {
for (y = 0; y < height; y++)
@ -779,7 +779,7 @@ static int svq1_decode_frame(AVCodecContext *avctx, AVFrame *cur,
static av_cold void svq1_static_init(void)
{
static VLCElem table[168];
static VLCElem table[196];
VLCInitState state = VLC_INIT_STATE(table);
VLC_INIT_STATIC_TABLE(svq1_block_type, SVQ1_BLOCK_TYPE_VLC_BITS, 4,
@ -792,7 +792,7 @@ static av_cold void svq1_static_init(void)
for (int i = 0; i < 6; i++) {
svq1_intra_multistage[i] =
ff_vlc_init_tables(&state, 3, 8,
ff_vlc_init_tables(&state, 4, 8,
&ff_svq1_intra_multistage_vlc[i][0][1], 2, 1,
&ff_svq1_intra_multistage_vlc[i][0][0], 2, 1, 0);
svq1_inter_multistage[i] =