37 lines
1.2 KiB
C
Executable File
37 lines
1.2 KiB
C
Executable File
/*
|
|
* 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
|
|
*/
|
|
|
|
#ifndef AVCODEC_OPUSDSP_H
|
|
#define AVCODEC_OPUSDSP_H
|
|
|
|
#include "libavutil/common.h"
|
|
|
|
#define CELT_EMPH_COEFF 0.8500061035f
|
|
|
|
typedef struct OpusDSP {
|
|
void (*postfilter)(float *data, int period, float *gains, int len);
|
|
float (*deemphasis)(float *out, float *in, float coeff, int len);
|
|
} OpusDSP;
|
|
|
|
void ff_opus_dsp_init(OpusDSP *ctx);
|
|
|
|
void ff_opus_dsp_init_x86(OpusDSP *ctx);
|
|
void ff_opus_dsp_init_aarch64(OpusDSP *ctx);
|
|
|
|
#endif /* AVCODEC_OPUSDSP_H */
|