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avcodec/intrax8: Remove VLC offsets table

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
pull/358/head
Andreas Rheinhardt 4 years ago
parent 420476ec78
commit ba69ee8801
1 changed files with 9 additions and 21 deletions
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  1. 30
      libavcodec/intrax8.c

30
libavcodec/intrax8.c
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@ -51,18 +51,6 @@ static av_cold void x8_vlc_init(void)
{
int i;
int offset = 0;
int sizeidx = 0;
static const uint16_t sizes[8 * 4 + 8 * 2 + 2 + 4] = {
576, 548, 582, 618, 546, 616, 560, 642,
584, 582, 704, 664, 512, 544, 656, 640,
512, 648, 582, 566, 532, 614, 596, 648,
586, 552, 584, 590, 544, 578, 584, 624,
528, 528, 526, 528, 536, 528, 526, 544,
544, 512, 512, 528, 528, 544, 512, 544,
128, 128, 128, 128, 128, 128,
};
static VLC_TYPE table[28150][2];
@ -70,10 +58,10 @@ static av_cold void x8_vlc_init(void)
#define init_ac_vlc(dst, src) \
do { \
dst.table = &table[offset]; \
dst.table_allocated = sizes[sizeidx]; \
offset += sizes[sizeidx++]; \
dst.table_allocated = FF_ARRAY_ELEMS(table) - offset; \
init_vlc(&dst, AC_VLC_BITS, 77, &src[1], 4, 2, &src[0], 4, 2, \
INIT_VLC_USE_NEW_STATIC); \
INIT_VLC_STATIC_OVERLONG); \
offset += dst.table_size; \
} while(0)
for (i = 0; i < 8; i++) {
@ -88,10 +76,10 @@ static av_cold void x8_vlc_init(void)
#define init_dc_vlc(dst, src) \
do { \
dst.table = &table[offset]; \
dst.table_allocated = sizes[sizeidx]; \
offset += sizes[sizeidx++]; \
dst.table_allocated = FF_ARRAY_ELEMS(table) - offset; \
init_vlc(&dst, DC_VLC_BITS, 34, &src[1], 4, 2, &src[0], 4, 2, \
INIT_VLC_USE_NEW_STATIC); \
INIT_VLC_STATIC_OVERLONG); \
offset += dst.table_size; \
} while(0)
for (i = 0; i < 8; i++) {
@ -104,10 +92,10 @@ static av_cold void x8_vlc_init(void)
#define init_or_vlc(dst, src) \
do { \
dst.table = &table[offset]; \
dst.table_allocated = sizes[sizeidx]; \
offset += sizes[sizeidx++]; \
dst.table_allocated = FF_ARRAY_ELEMS(table) - offset; \
init_vlc(&dst, OR_VLC_BITS, 12, &src[1], 4, 2, &src[0], 4, 2, \
INIT_VLC_USE_NEW_STATIC); \
INIT_VLC_STATIC_OVERLONG); \
offset += dst.table_size; \
} while(0)
for (i = 0; i < 2; i++)

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