virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
Code Issues Releases Activity

qdm2: use init_static_data

Browse Source
This commit is contained in:
Luca Barbato 2013-06-27 02:20:59 +02:00
parent 76f5dfbfd9
commit f054e309c5
1 changed files with 132 additions and 112 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

162
libavcodec/qdm2.c
View File

@ -218,116 +218,145 @@ static const uint16_t qdm2_vlc_offs[] = {
static av_cold void qdm2_init_vlc(void)
{
static int vlcs_initialized = 0;
static VLC_TYPE qdm2_table[3838][2];
if (!vlcs_initialized) {
vlc_tab_level.table = &qdm2_table[qdm2_vlc_offs[0]];
vlc_tab_level.table_allocated = qdm2_vlc_offs[1] - qdm2_vlc_offs[0];
init_vlc (&vlc_tab_level, 8, 24,
init_vlc(&vlc_tab_level, 8, 24,
vlc_tab_level_huffbits, 1, 1,
vlc_tab_level_huffcodes, 2, 2, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_level_huffcodes, 2, 2,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_diff.table = &qdm2_table[qdm2_vlc_offs[1]];
vlc_tab_diff.table_allocated = qdm2_vlc_offs[2] - qdm2_vlc_offs[1];
init_vlc (&vlc_tab_diff, 8, 37,
init_vlc(&vlc_tab_diff, 8, 37,
vlc_tab_diff_huffbits, 1, 1,
vlc_tab_diff_huffcodes, 2, 2, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_diff_huffcodes, 2, 2,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_run.table = &qdm2_table[qdm2_vlc_offs[2]];
vlc_tab_run.table_allocated = qdm2_vlc_offs[3] - qdm2_vlc_offs[2];
init_vlc (&vlc_tab_run, 5, 6,
init_vlc(&vlc_tab_run, 5, 6,
vlc_tab_run_huffbits, 1, 1,
vlc_tab_run_huffcodes, 1, 1, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_run_huffcodes, 1, 1,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
fft_level_exp_alt_vlc.table = &qdm2_table[qdm2_vlc_offs[3]];
fft_level_exp_alt_vlc.table_allocated = qdm2_vlc_offs[4] - qdm2_vlc_offs[3];
init_vlc (&fft_level_exp_alt_vlc, 8, 28,
fft_level_exp_alt_vlc.table_allocated = qdm2_vlc_offs[4] -
qdm2_vlc_offs[3];
init_vlc(&fft_level_exp_alt_vlc, 8, 28,
fft_level_exp_alt_huffbits, 1, 1,
fft_level_exp_alt_huffcodes, 2, 2, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
fft_level_exp_alt_huffcodes, 2, 2,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
fft_level_exp_vlc.table = &qdm2_table[qdm2_vlc_offs[4]];
fft_level_exp_vlc.table_allocated = qdm2_vlc_offs[5] - qdm2_vlc_offs[4];
init_vlc (&fft_level_exp_vlc, 8, 20,
init_vlc(&fft_level_exp_vlc, 8, 20,
fft_level_exp_huffbits, 1, 1,
fft_level_exp_huffcodes, 2, 2, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
fft_level_exp_huffcodes, 2, 2,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
fft_stereo_exp_vlc.table = &qdm2_table[qdm2_vlc_offs[5]];
fft_stereo_exp_vlc.table_allocated = qdm2_vlc_offs[6] - qdm2_vlc_offs[5];
init_vlc (&fft_stereo_exp_vlc, 6, 7,
fft_stereo_exp_vlc.table_allocated = qdm2_vlc_offs[6] -
qdm2_vlc_offs[5];
init_vlc(&fft_stereo_exp_vlc, 6, 7,
fft_stereo_exp_huffbits, 1, 1,
fft_stereo_exp_huffcodes, 1, 1, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
fft_stereo_exp_huffcodes, 1, 1,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
fft_stereo_phase_vlc.table = &qdm2_table[qdm2_vlc_offs[6]];
fft_stereo_phase_vlc.table_allocated = qdm2_vlc_offs[7] - qdm2_vlc_offs[6];
init_vlc (&fft_stereo_phase_vlc, 6, 9,
fft_stereo_phase_vlc.table_allocated = qdm2_vlc_offs[7] -
qdm2_vlc_offs[6];
init_vlc(&fft_stereo_phase_vlc, 6, 9,
fft_stereo_phase_huffbits, 1, 1,
fft_stereo_phase_huffcodes, 1, 1, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
fft_stereo_phase_huffcodes, 1, 1,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_tone_level_idx_hi1.table = &qdm2_table[qdm2_vlc_offs[7]];
vlc_tab_tone_level_idx_hi1.table_allocated = qdm2_vlc_offs[8] - qdm2_vlc_offs[7];
init_vlc (&vlc_tab_tone_level_idx_hi1, 8, 20,
vlc_tab_tone_level_idx_hi1.table =
&qdm2_table[qdm2_vlc_offs[7]];
vlc_tab_tone_level_idx_hi1.table_allocated = qdm2_vlc_offs[8] -
qdm2_vlc_offs[7];
init_vlc(&vlc_tab_tone_level_idx_hi1, 8, 20,
vlc_tab_tone_level_idx_hi1_huffbits, 1, 1,
vlc_tab_tone_level_idx_hi1_huffcodes, 2, 2, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_tone_level_idx_hi1_huffcodes, 2, 2,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_tone_level_idx_mid.table = &qdm2_table[qdm2_vlc_offs[8]];
vlc_tab_tone_level_idx_mid.table_allocated = qdm2_vlc_offs[9] - qdm2_vlc_offs[8];
init_vlc (&vlc_tab_tone_level_idx_mid, 8, 24,
vlc_tab_tone_level_idx_mid.table =
&qdm2_table[qdm2_vlc_offs[8]];
vlc_tab_tone_level_idx_mid.table_allocated = qdm2_vlc_offs[9] -
qdm2_vlc_offs[8];
init_vlc(&vlc_tab_tone_level_idx_mid, 8, 24,
vlc_tab_tone_level_idx_mid_huffbits, 1, 1,
vlc_tab_tone_level_idx_mid_huffcodes, 2, 2, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_tone_level_idx_mid_huffcodes, 2, 2,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_tone_level_idx_hi2.table = &qdm2_table[qdm2_vlc_offs[9]];
vlc_tab_tone_level_idx_hi2.table_allocated = qdm2_vlc_offs[10] - qdm2_vlc_offs[9];
init_vlc (&vlc_tab_tone_level_idx_hi2, 8, 24,
vlc_tab_tone_level_idx_hi2.table =
&qdm2_table[qdm2_vlc_offs[9]];
vlc_tab_tone_level_idx_hi2.table_allocated = qdm2_vlc_offs[10] -
qdm2_vlc_offs[9];
init_vlc(&vlc_tab_tone_level_idx_hi2, 8, 24,
vlc_tab_tone_level_idx_hi2_huffbits, 1, 1,
vlc_tab_tone_level_idx_hi2_huffcodes, 2, 2, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_tone_level_idx_hi2_huffcodes, 2, 2,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_type30.table = &qdm2_table[qdm2_vlc_offs[10]];
vlc_tab_type30.table_allocated = qdm2_vlc_offs[11] - qdm2_vlc_offs[10];
init_vlc (&vlc_tab_type30, 6, 9,
init_vlc(&vlc_tab_type30, 6, 9,
vlc_tab_type30_huffbits, 1, 1,
vlc_tab_type30_huffcodes, 1, 1, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_type30_huffcodes, 1, 1,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_type34.table = &qdm2_table[qdm2_vlc_offs[11]];
vlc_tab_type34.table_allocated = qdm2_vlc_offs[12] - qdm2_vlc_offs[11];
init_vlc (&vlc_tab_type34, 5, 10,
init_vlc(&vlc_tab_type34, 5, 10,
vlc_tab_type34_huffbits, 1, 1,
vlc_tab_type34_huffcodes, 1, 1, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_type34_huffcodes, 1, 1,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_fft_tone_offset[0].table = &qdm2_table[qdm2_vlc_offs[12]];
vlc_tab_fft_tone_offset[0].table_allocated = qdm2_vlc_offs[13] - qdm2_vlc_offs[12];
init_vlc (&vlc_tab_fft_tone_offset[0], 8, 23,
vlc_tab_fft_tone_offset[0].table =
&qdm2_table[qdm2_vlc_offs[12]];
vlc_tab_fft_tone_offset[0].table_allocated = qdm2_vlc_offs[13] -
qdm2_vlc_offs[12];
init_vlc(&vlc_tab_fft_tone_offset[0], 8, 23,
vlc_tab_fft_tone_offset_0_huffbits, 1, 1,
vlc_tab_fft_tone_offset_0_huffcodes, 2, 2, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_fft_tone_offset_0_huffcodes, 2, 2,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_fft_tone_offset[1].table = &qdm2_table[qdm2_vlc_offs[13]];
vlc_tab_fft_tone_offset[1].table_allocated = qdm2_vlc_offs[14] - qdm2_vlc_offs[13];
init_vlc (&vlc_tab_fft_tone_offset[1], 8, 28,
vlc_tab_fft_tone_offset[1].table =
&qdm2_table[qdm2_vlc_offs[13]];
vlc_tab_fft_tone_offset[1].table_allocated = qdm2_vlc_offs[14] -
qdm2_vlc_offs[13];
init_vlc(&vlc_tab_fft_tone_offset[1], 8, 28,
vlc_tab_fft_tone_offset_1_huffbits, 1, 1,
vlc_tab_fft_tone_offset_1_huffcodes, 2, 2, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_fft_tone_offset_1_huffcodes, 2, 2,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_fft_tone_offset[2].table = &qdm2_table[qdm2_vlc_offs[14]];
vlc_tab_fft_tone_offset[2].table_allocated = qdm2_vlc_offs[15] - qdm2_vlc_offs[14];
init_vlc (&vlc_tab_fft_tone_offset[2], 8, 32,
vlc_tab_fft_tone_offset[2].table =
&qdm2_table[qdm2_vlc_offs[14]];
vlc_tab_fft_tone_offset[2].table_allocated = qdm2_vlc_offs[15] -
qdm2_vlc_offs[14];
init_vlc(&vlc_tab_fft_tone_offset[2], 8, 32,
vlc_tab_fft_tone_offset_2_huffbits, 1, 1,
vlc_tab_fft_tone_offset_2_huffcodes, 2, 2, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_fft_tone_offset_2_huffcodes, 2, 2,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_fft_tone_offset[3].table = &qdm2_table[qdm2_vlc_offs[15]];
vlc_tab_fft_tone_offset[3].table_allocated = qdm2_vlc_offs[16] - qdm2_vlc_offs[15];
init_vlc (&vlc_tab_fft_tone_offset[3], 8, 35,
vlc_tab_fft_tone_offset[3].table =
&qdm2_table[qdm2_vlc_offs[15]];
vlc_tab_fft_tone_offset[3].table_allocated = qdm2_vlc_offs[16] -
qdm2_vlc_offs[15];
init_vlc(&vlc_tab_fft_tone_offset[3], 8, 35,
vlc_tab_fft_tone_offset_3_huffbits, 1, 1,
vlc_tab_fft_tone_offset_3_huffcodes, 2, 2, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_fft_tone_offset_3_huffcodes, 2, 2,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlc_tab_fft_tone_offset[4].table = &qdm2_table[qdm2_vlc_offs[16]];
vlc_tab_fft_tone_offset[4].table_allocated = qdm2_vlc_offs[17] - qdm2_vlc_offs[16];
init_vlc (&vlc_tab_fft_tone_offset[4], 8, 38,
vlc_tab_fft_tone_offset[4].table =
&qdm2_table[qdm2_vlc_offs[16]];
vlc_tab_fft_tone_offset[4].table_allocated = qdm2_vlc_offs[17] -
qdm2_vlc_offs[16];
init_vlc(&vlc_tab_fft_tone_offset[4], 8, 38,
vlc_tab_fft_tone_offset_4_huffbits, 1, 1,
vlc_tab_fft_tone_offset_4_huffcodes, 2, 2, INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
vlcs_initialized=1;
}
vlc_tab_fft_tone_offset_4_huffcodes, 2, 2,
INIT_VLC_USE_NEW_STATIC | INIT_VLC_LE);
}
static int qdm2_get_vlc (GetBitContext *gb, VLC *vlc, int flag, int depth)
@ -1649,20 +1678,12 @@ static void qdm2_synthesis_filter (QDM2Context *q, int index)
*
* @param q context
*/
static av_cold void qdm2_init(QDM2Context *q) {
static int initialized = 0;
if (initialized != 0)
return;
initialized = 1;
static av_cold void qdm2_init_static_data(AVCodec *codec) {
qdm2_init_vlc();
ff_mpa_synth_init_float(ff_mpa_synth_window_float);
softclip_table_init();
rnd_table_init();
init_noise_samples();
av_log(NULL, AV_LOG_DEBUG, "init done\n");
}
@ -1843,8 +1864,6 @@ static av_cold int qdm2_decode_init(AVCodecContext *avctx)
ff_rdft_init(&s->rdft_ctx, s->fft_order, IDFT_C2R);
ff_mpadsp_init(&s->mpadsp);
qdm2_init(s);
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
return 0;
@ -1962,6 +1981,7 @@ AVCodec ff_qdm2_decoder =
.id = AV_CODEC_ID_QDM2,
.priv_data_size = sizeof(QDM2Context),
.init = qdm2_decode_init,
.init_static_data = qdm2_init_static_data,
.close = qdm2_decode_close,
.decode = qdm2_decode_frame,
.capabilities = CODEC_CAP_DR1,