From 8992cb1d0d07edc33d274f6d7924ecdf6f83d994 Mon Sep 17 00:00:00 2001 From: Tim Redfern Date: Thu, 5 Sep 2013 17:57:22 +0100 Subject: making act segmenter --- ffmpeg/libavcodec/flacdsp.h | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 ffmpeg/libavcodec/flacdsp.h (limited to 'ffmpeg/libavcodec/flacdsp.h') diff --git a/ffmpeg/libavcodec/flacdsp.h b/ffmpeg/libavcodec/flacdsp.h new file mode 100644 index 0000000..5e66dc2 --- /dev/null +++ b/ffmpeg/libavcodec/flacdsp.h @@ -0,0 +1,37 @@ +/* + * 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_FLACDSP_H +#define AVCODEC_FLACDSP_H + +#include +#include "libavutil/samplefmt.h" + +typedef struct FLACDSPContext { + void (*decorrelate[4])(uint8_t **out, int32_t **in, int channels, + int len, int shift); + void (*lpc)(int32_t *samples, const int coeffs[32], int order, + int qlevel, int len); + void (*lpc_encode)(int32_t *res, const int32_t *smp, int len, int order, + const int32_t *coefs, int shift); +} FLACDSPContext; + +void ff_flacdsp_init(FLACDSPContext *c, enum AVSampleFormat fmt, int bps); +void ff_flacdsp_init_arm(FLACDSPContext *c, enum AVSampleFormat fmt, int bps); + +#endif /* AVCODEC_FLACDSP_H */ -- cgit v1.2.3