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avcodec/indeo2: Avoid unnecessary VLC structure

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Everything besides VLC.table is basically write-only
and even VLC.table can be removed by accessing the
underlying table directly.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2023-09-24 17:28:21 +02:00
parent 25b9ff2780
commit 05577d2c76
1 changed files with 5 additions and 5 deletions
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10
libavcodec/indeo2.c
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@ -42,12 +42,12 @@ typedef struct Ir2Context{
} Ir2Context;
#define CODE_VLC_BITS 14
static VLC ir2_vlc;
static VLCElem ir2_vlc[1 << CODE_VLC_BITS];
/* Indeo 2 codes are in range 0x01..0x7F and 0x81..0x90 */
static inline int ir2_get_code(GetBitContext *gb)
{
return get_vlc2(gb, ir2_vlc.table, CODE_VLC_BITS, 1);
return get_vlc2(gb, ir2_vlc, CODE_VLC_BITS, 1);
}
static int ir2_decode_plane(Ir2Context *ctx, int width, int height, uint8_t *dst,
@ -226,9 +226,9 @@ static int ir2_decode_frame(AVCodecContext *avctx, AVFrame *picture,
static av_cold void ir2_init_static(void)
{
VLC_INIT_STATIC_FROM_LENGTHS(&ir2_vlc, CODE_VLC_BITS, IR2_CODES,
&ir2_tab[0][1], 2, &ir2_tab[0][0], 2, 1,
0, VLC_INIT_OUTPUT_LE, 1 << CODE_VLC_BITS);
VLC_INIT_STATIC_TABLE_FROM_LENGTHS(ir2_vlc, CODE_VLC_BITS, IR2_CODES,
&ir2_tab[0][1], 2, &ir2_tab[0][0], 2, 1,
0, VLC_INIT_OUTPUT_LE);
}
static av_cold int ir2_decode_init(AVCodecContext *avctx)