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cabbd271a5
* qatar/master: (24 commits) flvdec: remove incomplete, disabled seeking code mem: add support for _aligned_malloc() as found on Windows lavc: Extend the documentation for avcodec_init_packet flvdec: remove incomplete, disabled seeking code http: replace atoll() with strtoll() mpegts: remove unused/incomplete/broken seeking code af_amix: allow float planar sample format as input af_amix: use AVFloatDSPContext.vector_fmac_scalar() float_dsp: add x86-optimized functions for vector_fmac_scalar() float_dsp: Move vector_fmac_scalar() from libavcodec to libavutil lavr: Add x86-optimized function for flt to s32 conversion lavr: Add x86-optimized function for flt to s16 conversion lavr: Add x86-optimized functions for s32 to flt conversion lavr: Add x86-optimized functions for s32 to s16 conversion lavr: Add x86-optimized functions for s16 to flt conversion lavr: Add x86-optimized function for s16 to s32 conversion rtpenc: Support packetizing iLBC rtpdec: Add a depacketizer for iLBC Implement the iLBC storage file format mov: Support muxing/demuxing iLBC ... Conflicts: Changelog configure libavcodec/avcodec.h libavcodec/dsputil.c libavcodec/version.h libavformat/movenc.c libavformat/mpegts.c libavformat/version.h libavutil/mem.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
/*
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* Copyright 2005 Balatoni Denes
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* Copyright 2006 Loren Merritt
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "config.h"
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#include "float_dsp.h"
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static void vector_fmul_c(float *dst, const float *src0, const float *src1,
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int len)
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{
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int i;
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for (i = 0; i < len; i++)
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dst[i] = src0[i] * src1[i];
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}
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static void vector_fmac_scalar_c(float *dst, const float *src, float mul,
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int len)
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{
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int i;
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for (i = 0; i < len; i++)
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dst[i] += src[i] * mul;
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}
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void avpriv_float_dsp_init(AVFloatDSPContext *fdsp, int bit_exact)
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{
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fdsp->vector_fmul = vector_fmul_c;
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fdsp->vector_fmac_scalar = vector_fmac_scalar_c;
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#if ARCH_ARM
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ff_float_dsp_init_arm(fdsp);
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#elif ARCH_PPC
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ff_float_dsp_init_ppc(fdsp, bit_exact);
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#elif ARCH_X86
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ff_float_dsp_init_x86(fdsp);
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#endif
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}
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