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mpegaudiodsp.c
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1 /*
2  * Copyright (c) 2011 Mans Rullgard
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  */
20 
21 #include "config.h"
22 #include "libavutil/attributes.h"
23 #include "mpegaudiodsp.h"
24 #include "dct.h"
25 #include "dct32.h"
26 
28 {
29  DCTContext dct;
30 
31  ff_dct_init(&dct, 5, DCT_II);
34 
37 
38  s->dct32_float = dct.dct32;
40 
43 
44  if (ARCH_AARCH64) ff_mpadsp_init_aarch64(s);
45  if (ARCH_ARM) ff_mpadsp_init_arm(s);
46  if (ARCH_PPC) ff_mpadsp_init_ppc(s);
47  if (ARCH_X86) ff_mpadsp_init_x86(s);
48  if (HAVE_MIPSFPU) ff_mpadsp_init_mipsfpu(s);
49  if (HAVE_MIPSDSP) ff_mpadsp_init_mipsdsp(s);
50 }
const char * s
Definition: avisynth_c.h:768
void(* imdct36_blocks_float)(float *out, float *buf, float *in, int count, int switch_point, int block_type)
Definition: mpegaudiodsp.h:37
void(* imdct36_blocks_fixed)(int *out, int *buf, int *in, int count, int switch_point, int block_type)
Definition: mpegaudiodsp.h:39
void ff_mpadsp_init_mipsdsp(MPADSPContext *s)
void(* dct32_float)(float *dst, const float *src)
Definition: mpegaudiodsp.h:34
Macro definitions for various function/variable attributes.
void ff_dct32_fixed(int *dst, const int *src)
#define av_cold
Definition: attributes.h:82
void ff_mpadsp_apply_window_float(float *synth_buf, float *window, int *dither_state, float *samples, ptrdiff_t incr)
void(* apply_window_fixed)(int32_t *synth_buf, int32_t *window, int *dither_state, int16_t *samples, ptrdiff_t incr)
Definition: mpegaudiodsp.h:31
void ff_imdct36_blocks_fixed(int *out, int *buf, int *in, int count, int switch_point, int block_type)
void ff_imdct36_blocks_float(float *out, float *buf, float *in, int count, int switch_point, int block_type)
void ff_mpadsp_init_ppc(MPADSPContext *s)
Definition: dct.h:32
void(* dct32_fixed)(int *dst, const int *src)
Definition: mpegaudiodsp.h:35
void ff_init_mpadsp_tabs_fixed(void)
av_cold void ff_mpadsp_init_x86(MPADSPContext *s)
Definition: mpegaudiodsp.c:242
av_cold void ff_mpadsp_init_arm(MPADSPContext *s)
void(* dct32)(FFTSample *out, const FFTSample *in)
Definition: dct.h:39
void ff_mpadsp_apply_window_fixed(int32_t *synth_buf, int32_t *window, int *dither_state, int16_t *samples, ptrdiff_t incr)
av_cold int ff_dct_init(DCTContext *s, int nbits, enum DCTTransformType inverse)
Set up DCT.
Definition: dct.c:177
void ff_mpadsp_init_mipsfpu(MPADSPContext *s)
av_cold void ff_mpadsp_init_aarch64(MPADSPContext *s)
Definition: avfft.h:94
void(* apply_window_float)(float *synth_buf, float *window, int *dither_state, float *samples, ptrdiff_t incr)
Definition: mpegaudiodsp.h:28
av_cold void ff_mpadsp_init(MPADSPContext *s)
Definition: mpegaudiodsp.c:27
void ff_init_mpadsp_tabs_float(void)