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authorAndreas Rheinhardt <andreas.rheinhardt@gmail.com>2020-11-19 15:11:07 +0100
committerAndreas Rheinhardt <andreas.rheinhardt@gmail.com>2020-12-08 17:51:47 +0100
commit097277f31aa2f589b5658715683fb0706b1695ad (patch)
treea833b0b5110e8500aa23f7df3b3eb5ea234beb4b /libavcodec/aacdec_template.c
parent7b7c4c554f06670fda0565690667d3bc1c058d5d (diff)
avcodec/aacdec_template: Avoid code duplication when initializing VLCs
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Diffstat (limited to 'libavcodec/aacdec_template.c')
-rw-r--r--libavcodec/aacdec_template.c32
1 files changed, 13 insertions, 19 deletions
diff --git a/libavcodec/aacdec_template.c b/libavcodec/aacdec_template.c
index 76fffedfcb..473a075201 100644
--- a/libavcodec/aacdec_template.c
+++ b/libavcodec/aacdec_template.c
@@ -1195,29 +1195,23 @@ static void reset_predictor_group(PredictorState *ps, int group_num)
reset_predict_state(&ps[i]);
}
-#define AAC_INIT_VLC_STATIC(num, size) \
- INIT_VLC_STATIC(&vlc_spectral[num], 8, ff_aac_spectral_sizes[num], \
- ff_aac_spectral_bits[num], sizeof(ff_aac_spectral_bits[num][0]), \
- sizeof(ff_aac_spectral_bits[num][0]), \
- ff_aac_spectral_codes[num], sizeof(ff_aac_spectral_codes[num][0]), \
- sizeof(ff_aac_spectral_codes[num][0]), \
- size);
-
static void aacdec_init(AACContext *ac);
static av_cold void aac_static_table_init(void)
{
- AAC_INIT_VLC_STATIC( 0, 304);
- AAC_INIT_VLC_STATIC( 1, 270);
- AAC_INIT_VLC_STATIC( 2, 550);
- AAC_INIT_VLC_STATIC( 3, 300);
- AAC_INIT_VLC_STATIC( 4, 328);
- AAC_INIT_VLC_STATIC( 5, 294);
- AAC_INIT_VLC_STATIC( 6, 306);
- AAC_INIT_VLC_STATIC( 7, 268);
- AAC_INIT_VLC_STATIC( 8, 510);
- AAC_INIT_VLC_STATIC( 9, 366);
- AAC_INIT_VLC_STATIC(10, 462);
+ static VLC_TYPE vlc_buf[304 + 270 + 550 + 300 + 328 +
+ 294 + 306 + 268 + 510 + 366 + 462][2];
+ for (unsigned i = 0, offset = 0; i < 11; i++) {
+ vlc_spectral[i].table = &vlc_buf[offset];
+ vlc_spectral[i].table_allocated = FF_ARRAY_ELEMS(vlc_buf) - offset;
+ init_vlc(&vlc_spectral[i], 8, ff_aac_spectral_sizes[i],
+ ff_aac_spectral_bits[i], sizeof(ff_aac_spectral_bits[i][0]),
+ sizeof(ff_aac_spectral_bits[i][0]),
+ ff_aac_spectral_codes[i], sizeof(ff_aac_spectral_codes[i][0]),
+ sizeof(ff_aac_spectral_codes[i][0]),
+ INIT_VLC_STATIC_OVERLONG);
+ offset += vlc_spectral[i].table_size;
+ }
AAC_RENAME(ff_aac_sbr_init)();