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avcodec/mobiclip: Don't use too big max_depth, inline constants

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Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-10-24 12:26:51 +02:00
parent 10106b5d54
commit 924bc6d860
1 changed files with 4 additions and 3 deletions
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7
libavcodec/mobiclip.c
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@ -31,6 +31,7 @@
#include "golomb.h"
#include "internal.h"
#define MOBI_RL_VLC_BITS 12
#define MOBI_MV_VLC_BITS 6
static const uint8_t zigzag4x4_tab[] =
@ -340,14 +341,14 @@ static av_cold int mobiclip_init(AVCodecContext *avctx)
avctx->pix_fmt = AV_PIX_FMT_YUV420P;
ret = ff_init_vlc_sparse(&s->vlc[0], 12, 104,
ret = ff_init_vlc_sparse(&s->vlc[0], MOBI_RL_VLC_BITS, 104,
bits0, sizeof(*bits0), sizeof(*bits0),
codes0, sizeof(*codes0), sizeof(*codes0),
syms0, sizeof(*syms0), sizeof(*syms0), 0);
if (ret < 0)
return ret;
ret = ff_init_vlc_sparse(&s->vlc[1], 12, 104,
ret = ff_init_vlc_sparse(&s->vlc[1], MOBI_RL_VLC_BITS, 104,
bits0, sizeof(*bits0), sizeof(*bits0),
codes0, sizeof(*codes0), sizeof(*codes0),
syms1, sizeof(*syms1), sizeof(*syms1), 0);
@ -465,7 +466,7 @@ static void read_run_encoding(AVCodecContext *avctx,
MobiClipContext *s = avctx->priv_data;
GetBitContext *gb = &s->gb;
int n = get_vlc2(gb, s->vlc[s->dct_tab_idx].table,
s->vlc[s->dct_tab_idx].bits, 2);
MOBI_RL_VLC_BITS, 1);
*last = (n >> 11) == 1;
*run = (n >> 5) & 0x3F;