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author | Christophe Gisquet <christophe.gisquet@gmail.com> | 2014-05-30 16:28:49 +0200 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2014-06-05 20:31:59 +0200 |
commit | ccff45a0d3c981edc97078885e2a630e0436ce31 (patch) | |
tree | 978070bbff082597623c0c954e9890b6839e794d /libavcodec/lossless_audiodsp.h | |
parent | 151f88d507f18c0aae011f9e88f40c508c11640f (diff) | |
download | ffmpeg-ccff45a0d3c981edc97078885e2a630e0436ce31.tar.gz |
apedsp: move to llauddsp
APE is not the sole codec using scalarproduct_and_madd_int16.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/lossless_audiodsp.h')
-rw-r--r-- | libavcodec/lossless_audiodsp.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/libavcodec/lossless_audiodsp.h b/libavcodec/lossless_audiodsp.h new file mode 100644 index 0000000000..4c27502841 --- /dev/null +++ b/libavcodec/lossless_audiodsp.h @@ -0,0 +1,45 @@ +/* + * Monkey's Audio lossless audio decoder + * Copyright (c) 2007 Benjamin Zores <ben@geexbox.org> + * based upon libdemac from Dave Chapman. + * + * 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_LLAUDDSP_H +#define AVCODEC_LLAUDDSP_H + +#include <stdint.h> + +typedef struct LLAudDSPContext { + /** + * Calculate scalar product of v1 and v2, + * and v1[i] += v3[i] * mul + * @param len length of vectors, should be multiple of 16 + */ + int32_t (*scalarproduct_and_madd_int16)(int16_t *v1 /* align 16 */, + const int16_t *v2, + const int16_t *v3, + int len, int mul); +} LLAudDSPContext; + +void ff_llauddsp_init(LLAudDSPContext *c); +void ff_llauddsp_init_arm(LLAudDSPContext *c); +void ff_llauddsp_init_ppc(LLAudDSPContext *c); +void ff_llauddsp_init_x86(LLAudDSPContext *c); + +#endif /* AVCODEC_LLAUDDSP_H */ |