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mirror of https://git.videolan.org/git/ffmpeg.git synced 2024-07-13 08:00:49 +02:00
ffmpeg/libavcodec/synth_filter.h
Justin Ruggles a8ae4e0e7b Remove unneeded add bias from 3 functions.
DSPContext.vector_fmul_window()
DCADSPContext.lfe_fir()
SynthFilterContext.synth_filter_float()

Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit 80ba1ddb58)
2011-02-02 03:40:48 +01:00

38 lines
1.4 KiB
C

/*
* copyright (c) 2008 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
*/
#ifndef AVCODEC_SYNTH_FILTER_H
#define AVCODEC_SYNTH_FILTER_H
#include "fft.h"
typedef struct SynthFilterContext {
void (*synth_filter_float)(FFTContext *imdct,
float *synth_buf_ptr, int *synth_buf_offset,
float synth_buf2[32], const float window[512],
float out[32], const float in[32],
float scale);
} SynthFilterContext;
void ff_synth_filter_init(SynthFilterContext *c);
void ff_synth_filter_init_arm(SynthFilterContext *c);
#endif /* AVCODEC_SYNTH_FILTER_H */