FFmpeg
Variables
sipr16kdata.h File Reference

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Variables

static const float pred_16k [2] = {0.8, 0.6}
 
static const float qu [2] = { 0.12, 0.5}
 
static const float gain_cb_16k [32]
 
static const float gain_pitch_cb_16k [16]
 
static const float mean_lsf_16k [16]
 
static const float sinc_win [40]
 Hamming windowed sinc function, like in AMR. More...
 
static const float lsf_cb1_16k [128][3]
 
static const float lsf_cb2_16k [256][3]
 
static const float lsf_cb3_16k [128][3]
 
static const float lsf_cb4_16k [128][3]
 
static const float lsf_cb5_16k [128][4]
 
static const float *const lsf_codebooks_16k []
 

Variable Documentation

◆ pred_16k

const float pred_16k[2] = {0.8, 0.6}
static

Definition at line 27 of file sipr16kdata.h.

Referenced by ff_sipr_decode_frame_16k().

◆ qu

const float qu[2] = { 0.12, 0.5}
static

◆ gain_cb_16k

const float gain_cb_16k[32]
static
Initial value:
= {
0.07499, 0.10593, 0.14125, 0.18836,
0.23714, 0.28184, 0.32734, 0.37584,
0.42170, 0.47315, 0.53088, 0.59566,
0.66834, 0.74989, 0.84140, 0.94406,
1.05925, 1.18850, 1.33352, 1.49624,
1.67880, 1.88365, 2.11349, 2.37137,
2.66073, 3.05492, 3.54813, 4.21697,
5.30884, 7.07946, 9.44061, 13.33521,
}

Definition at line 30 of file sipr16kdata.h.

Referenced by ff_sipr_decode_frame_16k().

◆ gain_pitch_cb_16k

const float gain_pitch_cb_16k[16]
static
Initial value:
= {
0.00, 0.2, 0.40, 0.5, 0.60, 0.7, 0.75, 0.8,
0.85, 0.9, 0.95, 1.0, 1.05, 1.1, 1.15, 1.2,
}

Definition at line 41 of file sipr16kdata.h.

Referenced by ff_sipr_decode_frame_16k().

◆ mean_lsf_16k

const float mean_lsf_16k[16]
static
Initial value:
= {
0.131554, 0.246615, 0.435896, 0.644419,
0.827810, 1.017876, 1.198910, 1.379159,
1.562157, 1.736908, 1.940719, 2.131963,
2.347162, 2.521521, 2.717870, 2.847068
}

Definition at line 47 of file sipr16kdata.h.

Referenced by lsf_decode_fp_16k().

◆ sinc_win

const float sinc_win[40]
static
Initial value:
= {
0.874475, 0.755101, 0.455962, 0.118807, -0.114223, -0.176778,
-0.101923, 0.015553, 0.086555, 0.078193, 0.018660, -0.037513,
-0.052733, -0.027459, 0.009967, 0.030278, 0.024050, 0.003055,
-0.013862, -0.016162, -0.006725, 0.004212, 0.008634, 0.005721,
-0.000000, -0.003710, -0.003690, -0.001228, 0.001409, 0.002610,
}

Hamming windowed sinc function, like in AMR.

Definition at line 57 of file sipr16kdata.h.

Referenced by ff_sipr_decode_frame_16k().

◆ lsf_cb1_16k

const float lsf_cb1_16k[128][3]
static

Definition at line 65 of file sipr16kdata.h.

◆ lsf_cb2_16k

const float lsf_cb2_16k[256][3]
static

Definition at line 132 of file sipr16kdata.h.

◆ lsf_cb3_16k

const float lsf_cb3_16k[128][3]
static

Definition at line 263 of file sipr16kdata.h.

◆ lsf_cb4_16k

const float lsf_cb4_16k[128][3]
static

Definition at line 330 of file sipr16kdata.h.

◆ lsf_cb5_16k

const float lsf_cb5_16k[128][4]
static

Definition at line 397 of file sipr16kdata.h.

◆ lsf_codebooks_16k

const float* const lsf_codebooks_16k[]
static
Initial value:

Definition at line 528 of file sipr16kdata.h.

Referenced by lsf_decode_fp_16k().

lsf_cb2_16k
static const float lsf_cb2_16k[256][3]
Definition: sipr16kdata.h:132
lsf_cb4_16k
static const float lsf_cb4_16k[128][3]
Definition: sipr16kdata.h:330
lsf_cb1_16k
static const float lsf_cb1_16k[128][3]
Definition: sipr16kdata.h:65
lsf_cb5_16k
static const float lsf_cb5_16k[128][4]
Definition: sipr16kdata.h:397
lsf_cb3_16k
static const float lsf_cb3_16k[128][3]
Definition: sipr16kdata.h:263