1
0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-11-26 19:01:44 +02:00
FFmpeg/libswresample/resample_dsp.c
James Almer 7f4dfbd080 swr: add prototypes for resample dsp functions
Should fix compilation failures with MSVC and any other compiler
without inline asm support.

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-06-15 01:33:17 +02:00

79 lines
3.3 KiB
C

/*
* audio resampling
* Copyright (c) 2004-2012 Michael Niedermayer <michaelni@gmx.at>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* audio resampling
* @author Michael Niedermayer <michaelni@gmx.at>
*/
#include "resample.h"
int swri_resample_common_int16 (ResampleContext *c, int16_t *dst, const int16_t *src, int n, int update_ctx);
int swri_resample_common_int32 (ResampleContext *c, int32_t *dst, const int32_t *src, int n, int update_ctx);
int swri_resample_common_float (ResampleContext *c, float *dst, const float *src, int n, int update_ctx);
int swri_resample_common_double(ResampleContext *c, double *dst, const double *src, int n, int update_ctx);
int swri_resample_linear_int16 (ResampleContext *c, int16_t *dst, const int16_t *src, int n, int update_ctx);
int swri_resample_linear_int32 (ResampleContext *c, int32_t *dst, const int32_t *src, int n, int update_ctx);
int swri_resample_linear_float (ResampleContext *c, float *dst, const float *src, int n, int update_ctx);
int swri_resample_linear_double(ResampleContext *c, double *dst, const double *src, int n, int update_ctx);
#define DO_RESAMPLE_ONE 1
#define TEMPLATE_RESAMPLE_S16
#include "resample_template.c"
#undef TEMPLATE_RESAMPLE_S16
#define TEMPLATE_RESAMPLE_S32
#include "resample_template.c"
#undef TEMPLATE_RESAMPLE_S32
#define TEMPLATE_RESAMPLE_FLT
#include "resample_template.c"
#undef TEMPLATE_RESAMPLE_FLT
#define TEMPLATE_RESAMPLE_DBL
#include "resample_template.c"
#undef TEMPLATE_RESAMPLE_DBL
#undef DO_RESAMPLE_ONE
void swresample_dsp_init(ResampleContext *c)
{
#define FNIDX(fmt) (AV_SAMPLE_FMT_##fmt - AV_SAMPLE_FMT_S16P)
c->dsp.resample_one[FNIDX(S16P)] = (resample_one_fn) resample_one_int16;
c->dsp.resample_one[FNIDX(S32P)] = (resample_one_fn) resample_one_int32;
c->dsp.resample_one[FNIDX(FLTP)] = (resample_one_fn) resample_one_float;
c->dsp.resample_one[FNIDX(DBLP)] = (resample_one_fn) resample_one_double;
c->dsp.resample_common[FNIDX(S16P)] = (resample_fn) swri_resample_common_int16;
c->dsp.resample_common[FNIDX(S32P)] = (resample_fn) swri_resample_common_int32;
c->dsp.resample_common[FNIDX(FLTP)] = (resample_fn) swri_resample_common_float;
c->dsp.resample_common[FNIDX(DBLP)] = (resample_fn) swri_resample_common_double;
c->dsp.resample_linear[FNIDX(S16P)] = (resample_fn) swri_resample_linear_int16;
c->dsp.resample_linear[FNIDX(S32P)] = (resample_fn) swri_resample_linear_int32;
c->dsp.resample_linear[FNIDX(FLTP)] = (resample_fn) swri_resample_linear_float;
c->dsp.resample_linear[FNIDX(DBLP)] = (resample_fn) swri_resample_linear_double;
if (ARCH_X86) swresample_dsp_x86_init(c);
}