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avcodec/mpegaudiodec_template: Avoid VLC size tables

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-11-17 15:03:02 +01:00
parent 8c6a67e6c4
commit 117575ae26
1 changed files with 7 additions and 11 deletions
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18
libavcodec/mpegaudiodec_template.c
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@ -103,13 +103,8 @@ static VLC_TYPE huff_vlc_tables[
0 + 128 + 128 + 128 + 130 + 128 + 154 + 166 +
142 + 204 + 190 + 170 + 542 + 460 + 662 + 414
][2];
static const int huff_vlc_tables_sizes[16] = {
0, 128, 128, 128, 130, 128, 154, 166,
142, 204, 190, 170, 542, 460, 662, 414
};
static VLC huff_quad_vlc[2];
static VLC_TYPE huff_quad_vlc_tables[64+16][2];
static const int huff_quad_vlc_tables_sizes[2] = { 64, 16 };
/* computed from band_size_long */
static uint16_t band_index_long[9][23];
#include "mpegaudio_tablegen.h"
@ -309,22 +304,23 @@ static av_cold void decode_init_static(void)
/* XXX: fail test */
huff_vlc[i].table = huff_vlc_tables+offset;
huff_vlc[i].table_allocated = huff_vlc_tables_sizes[i];
huff_vlc[i].table_allocated = FF_ARRAY_ELEMS(huff_vlc_tables) - offset;
init_vlc(&huff_vlc[i], 7, 512,
tmp_bits, 1, 1, tmp_codes, 2, 2,
INIT_VLC_USE_NEW_STATIC);
offset += huff_vlc_tables_sizes[i];
INIT_VLC_STATIC_OVERLONG);
offset += huff_vlc[i].table_size;
}
av_assert0(offset == FF_ARRAY_ELEMS(huff_vlc_tables));
offset = 0;
for (i = 0; i < 2; i++) {
int bits = i == 0 ? 6 : 4;
huff_quad_vlc[i].table = huff_quad_vlc_tables+offset;
huff_quad_vlc[i].table_allocated = huff_quad_vlc_tables_sizes[i];
init_vlc(&huff_quad_vlc[i], i == 0 ? 6 : 4, 16,
huff_quad_vlc[i].table_allocated = 1 << bits;
offset += 1 << bits;
init_vlc(&huff_quad_vlc[i], bits, 16,
mpa_quad_bits[i], 1, 1, mpa_quad_codes[i], 1, 1,
INIT_VLC_USE_NEW_STATIC);
offset += huff_quad_vlc_tables_sizes[i];
}
av_assert0(offset == FF_ARRAY_ELEMS(huff_quad_vlc_tables));