libavcodec/aacps_tablegen.h File Reference

#include <stdint.h>
#include "libavutil/common.h"
#include "libavutil/mathematics.h"

Go to the source code of this file.

Defines

#define NR_ALLPASS_BANDS20   30
#define NR_ALLPASS_BANDS34   50
#define PS_AP_LINKS   3

Functions

static void make_filters_from_proto (float(*filter)[7][2], const float *proto, int bands)
static void ps_tableinit (void)

Variables

static float pd_re_smooth [8 *8 *8]
static float pd_im_smooth [8 *8 *8]
static float HA [46][8][4]
static float HB [46][8][4]
static float f20_0_8 [8][7][2]
static float f34_0_12 [12][7][2]
static float f34_1_8 [8][7][2]
static float f34_2_4 [4][7][2]
static float Q_fract_allpass [2][50][3][2]
static float phi_fract [2][50][2]
static const float g0_Q8 []
static const float g0_Q12 []
static const float g1_Q8 []
static const float g2_Q4 []


Define Documentation

#define NR_ALLPASS_BANDS20   30

Definition at line 34 of file aacps_tablegen.h.

Referenced by ps_tableinit().

#define NR_ALLPASS_BANDS34   50

Definition at line 35 of file aacps_tablegen.h.

Referenced by ps_tableinit().

#define PS_AP_LINKS   3

Definition at line 36 of file aacps_tablegen.h.


Function Documentation

static void make_filters_from_proto ( float(*)  filter[7][2],
const float *  proto,
int  bands 
) [static]

Definition at line 68 of file aacps_tablegen.h.

Referenced by ps_tableinit().

static void ps_tableinit ( void   )  [static]

Definition at line 80 of file aacps_tablegen.h.

Referenced by ff_ps_init(), and main().


Variable Documentation

float f20_0_8[8][7][2] [static]

Definition at line 41 of file aacps_tablegen.h.

Referenced by hybrid_analysis(), main(), and ps_tableinit().

float f34_0_12[12][7][2] [static]

Definition at line 42 of file aacps_tablegen.h.

Referenced by hybrid_analysis(), main(), and ps_tableinit().

float f34_1_8[8][7][2] [static]

Definition at line 43 of file aacps_tablegen.h.

Referenced by hybrid_analysis(), main(), and ps_tableinit().

float f34_2_4[4][7][2] [static]

Definition at line 44 of file aacps_tablegen.h.

Referenced by hybrid_analysis(), main(), and ps_tableinit().

const float g0_Q12[] [static]

Initial value:

 {
    0.04081179924692f, 0.03812810994926f, 0.05144908135699f, 0.06399831151592f,
    0.07428313801106f, 0.08100347892914f, 0.08333333333333f
}

Definition at line 53 of file aacps_tablegen.h.

Referenced by ps_tableinit().

const float g0_Q8[] [static]

Initial value:

 {
    0.00746082949812f, 0.02270420949825f, 0.04546865930473f, 0.07266113929591f,
    0.09885108575264f, 0.11793710567217f, 0.125f
}

Definition at line 48 of file aacps_tablegen.h.

Referenced by ps_tableinit().

const float g1_Q8[] [static]

Initial value:

 {
    0.01565675600122f, 0.03752716391991f, 0.05417891378782f, 0.08417044116767f,
    0.10307344158036f, 0.12222452249753f, 0.125f
}

Definition at line 58 of file aacps_tablegen.h.

Referenced by ps_tableinit().

const float g2_Q4[] [static]

Initial value:

 {
    -0.05908211155639f, -0.04871498374946f, 0.0f,   0.07778723915851f,
     0.16486303567403f,  0.23279856662996f, 0.25f
}

Definition at line 63 of file aacps_tablegen.h.

Referenced by ps_tableinit().

float HA[46][8][4] [static]

Definition at line 39 of file aacps_tablegen.h.

Referenced by main(), ps_tableinit(), and stereo_processing().

float HB[46][8][4] [static]

Definition at line 40 of file aacps_tablegen.h.

Referenced by main(), ps_tableinit(), and stereo_processing().

float pd_im_smooth[8 *8 *8] [static]

Definition at line 38 of file aacps_tablegen.h.

Referenced by main(), ps_tableinit(), and stereo_processing().

float pd_re_smooth[8 *8 *8] [static]

Definition at line 37 of file aacps_tablegen.h.

Referenced by main(), ps_tableinit(), and stereo_processing().

float phi_fract[2][50][2] [static]

Definition at line 46 of file aacps_tablegen.h.

Referenced by decorrelation(), main(), and ps_tableinit().

float Q_fract_allpass[2][50][3][2] [static]

Definition at line 45 of file aacps_tablegen.h.

Referenced by decorrelation(), main(), and ps_tableinit().


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