FFmpeg: libavcodec/sbrdsp.h Source File

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sbrdsp.h

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1 /*

3 *

4 * This file is part of FFmpeg.

5 *

6 * FFmpeg is free software; you can redistribute it and/or

7 * modify it under the terms of the GNU Lesser General Public

8 * License as published by the Free Software Foundation; either

9 * version 2.1 of the License, or (at your option) any later version.

10 *

11 * FFmpeg is distributed in the hope that it will be useful,

12 * but WITHOUT ANY WARRANTY; without even the implied warranty of

13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

14 * Lesser General Public License for more details.

15 *

16 * You should have received a copy of the GNU Lesser General Public

17 * License along with FFmpeg; if not, write to the Free Software

18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

19 */

21 #ifndef AVCODEC_SBRDSP_H

22 #define AVCODEC_SBRDSP_H

24 #include <stdint.h>

25 #include "aac_defines.h"

26 #include "libavutil/softfloat.h"

28 typedef struct SBRDSPContext {

29 void (*sum64x5)(INTFLOAT *z);

30 AAC_FLOAT (*sum_square)(INTFLOAT (*x)[2], int n);

31 void (*neg_odd_64)(INTFLOAT *x);

32 void (*qmf_pre_shuffle)(INTFLOAT *z);

33 void (*qmf_post_shuffle)(INTFLOAT W[32][2], const INTFLOAT *z);

34 void (*qmf_deint_neg)(INTFLOAT *v, const INTFLOAT *src);

35 void (*qmf_deint_bfly)(INTFLOAT *v, const INTFLOAT *src0, const INTFLOAT *src1);

36 void (*autocorrelate)(const INTFLOAT x[40][2], AAC_FLOAT phi[3][2][2]);

37 void (*hf_gen)(INTFLOAT (*X_high)[2], const INTFLOAT (*X_low)[2],

38 const INTFLOAT alpha0[2], const INTFLOAT alpha1[2],

39 INTFLOAT bw, int start, int end);

40 void (*hf_g_filt)(INTFLOAT (*Y)[2], const INTFLOAT (*X_high)[40][2],

41 const AAC_FLOAT *g_filt, int m_max, intptr_t ixh);

42 void (*hf_apply_noise[4])(INTFLOAT (*Y)[2], const AAC_FLOAT *s_m,

43 const AAC_FLOAT *q_filt, int noise,

44 int kx, int m_max);

45 } SBRDSPContext;

47 extern const INTFLOAT AAC_RENAME(ff_sbr_noise_table)[][2];

49 void AAC_RENAME(ff_sbrdsp_init)(SBRDSPContext *s);

50 void ff_sbrdsp_init_arm(SBRDSPContext *s);

51 void ff_sbrdsp_init_aarch64(SBRDSPContext *s);

52 void ff_sbrdsp_init_x86(SBRDSPContext *s);

53 void ff_sbrdsp_init_mips(SBRDSPContext *s);

55 #endif /* AVCODEC_SBRDSP_H */

SBRDSPContext::hf_gen

void(* hf_gen)(INTFLOAT(*X_high)[2], const INTFLOAT(*X_low)[2], const INTFLOAT alpha0[2], const INTFLOAT alpha1[2], INTFLOAT bw, int start, int end)

Definition: sbrdsp.h:37

INTFLOAT

#define INTFLOAT

Definition: dct32_template.c:44

SBRDSPContext

Definition: sbrdsp.h:28

src1

const pixel * src1

Definition: h264pred_template.c:421

#define s(width, name)

Definition: cbs_vp9.c:256

ff_sbrdsp_init_mips

void ff_sbrdsp_init_mips(SBRDSPContext *s)

Definition: sbrdsp_mips.c:891

ff_sbrdsp_init_aarch64

void ff_sbrdsp_init_aarch64(SBRDSPContext *s)

Definition: sbrdsp_init_aarch64.c:50

SBRDSPContext::autocorrelate

void(* autocorrelate)(const INTFLOAT x[40][2], AAC_FLOAT phi[3][2][2])

Definition: sbrdsp.h:36

ff_sbrdsp_init_arm

void ff_sbrdsp_init_arm(SBRDSPContext *s)

Definition: sbrdsp_init_arm.c:53

SBRDSPContext::neg_odd_64

void(* neg_odd_64)(INTFLOAT *x)

Definition: sbrdsp.h:31

SBRDSPContext::hf_g_filt

void(* hf_g_filt)(INTFLOAT(*Y)[2], const INTFLOAT(*X_high)[40][2], const AAC_FLOAT *g_filt, int m_max, intptr_t ixh)

Definition: sbrdsp.h:40

SBRDSPContext::qmf_deint_bfly

void(* qmf_deint_bfly)(INTFLOAT *v, const INTFLOAT *src0, const INTFLOAT *src1)

Definition: sbrdsp.h:35

SBRDSPContext::sum64x5

void(* sum64x5)(INTFLOAT *z)

Definition: sbrdsp.h:29

ff_sbr_noise_table

const INTFLOAT ff_sbr_noise_table[][2]

window coefficients for analysis/synthesis QMF banks

Definition: aacsbrdata.h:271

SBRDSPContext::qmf_pre_shuffle

void(* qmf_pre_shuffle)(INTFLOAT *z)

Definition: sbrdsp.h:32

SBRDSPContext::qmf_deint_neg

void(* qmf_deint_neg)(INTFLOAT *v, const INTFLOAT *src)

Definition: sbrdsp.h:34

SBRDSPContext::hf_apply_noise

void(* hf_apply_noise[4])(INTFLOAT(*Y)[2], const AAC_FLOAT *s_m, const AAC_FLOAT *q_filt, int noise, int kx, int m_max)

Definition: sbrdsp.h:42

#define Y

Definition: boxblur.h:37

ff_sbrdsp_init

void AAC_RENAME() ff_sbrdsp_init(SBRDSPContext *s)

Definition: sbrdsp_template.c:76

@ W

Definition: vf_addroi.c:26

SBRDSPContext::qmf_post_shuffle

void(* qmf_post_shuffle)(INTFLOAT W[32][2], const INTFLOAT *z)

Definition: sbrdsp.h:33

AAC_RENAME

const INTFLOAT AAC_RENAME(ff_sbr_noise_table)[][2]

noise

static int noise(AVBSFContext *ctx, AVPacket *pkt)

Definition: noise_bsf.c:120

src0

const pixel *const src0

Definition: h264pred_template.c:420

SBRDSPContext::sum_square

AAC_FLOAT(* sum_square)(INTFLOAT(*x)[2], int n)

Definition: sbrdsp.h:30

AAC_FLOAT

float AAC_FLOAT

Definition: aac_defines.h:90

src

INIT_CLIP pixel * src

Definition: h264pred_template.c:418

aac_defines.h

ff_sbrdsp_init_x86

void ff_sbrdsp_init_x86(SBRDSPContext *s)

Definition: sbrdsp_init.c:58

softfloat.h

INTFLOAT

float INTFLOAT

Definition: aac_defines.h:86

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