mirror of
https://github.com/nyanmisaka/ffmpeg-rockchip.git
synced 2025-10-31 20:42:49 +08:00
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
/*
|
|
* Copyright 2005 Balatoni Denes
|
|
* Copyright 2006 Loren Merritt
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include "float_dsp.h"
|
|
|
|
static void vector_fmul_c(float *dst, const float *src0, const float *src1,
|
|
int len)
|
|
{
|
|
int i;
|
|
for (i = 0; i < len; i++)
|
|
dst[i] = src0[i] * src1[i];
|
|
}
|
|
|
|
static void vector_fmac_scalar_c(float *dst, const float *src, float mul,
|
|
int len)
|
|
{
|
|
int i;
|
|
for (i = 0; i < len; i++)
|
|
dst[i] += src[i] * mul;
|
|
}
|
|
|
|
void avpriv_float_dsp_init(AVFloatDSPContext *fdsp, int bit_exact)
|
|
{
|
|
fdsp->vector_fmul = vector_fmul_c;
|
|
fdsp->vector_fmac_scalar = vector_fmac_scalar_c;
|
|
|
|
#if ARCH_ARM
|
|
ff_float_dsp_init_arm(fdsp);
|
|
#elif ARCH_PPC
|
|
ff_float_dsp_init_ppc(fdsp, bit_exact);
|
|
#elif ARCH_X86
|
|
ff_float_dsp_init_x86(fdsp);
|
|
#endif
|
|
}
|