mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-29 10:52:20 +00:00
6c38884876
* commit '620289a20e022b9c16c10d546ef86cc0bb77cc84': sh4: Fix silly type vs. variable name search and replace typo configure: Group all hwaccels together in a separate variable Add av_cold attributes to arch-specific init functions Conflicts: configure libavcodec/arm/mpegvideo_armv5te.c libavcodec/x86/mlpdsp.c libavcodec/x86/motion_est.c libavcodec/x86/mpegvideoenc.c libavcodec/x86/videodsp_init.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
53 lines
1.8 KiB
C
53 lines
1.8 KiB
C
/*
|
|
* ARM optimized Format Conversion Utils
|
|
*
|
|
* 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 <stdint.h>
|
|
|
|
#include "libavutil/attributes.h"
|
|
#include "libavutil/arm/cpu.h"
|
|
#include "libavcodec/avcodec.h"
|
|
#include "libavcodec/fmtconvert.h"
|
|
|
|
void ff_int32_to_float_fmul_scalar_neon(float *dst, const int *src,
|
|
float mul, int len);
|
|
|
|
void ff_float_to_int16_neon(int16_t *dst, const float *src, long len);
|
|
void ff_float_to_int16_interleave_neon(int16_t *, const float **, long, int);
|
|
|
|
void ff_float_to_int16_vfp(int16_t *dst, const float *src, long len);
|
|
|
|
av_cold void ff_fmt_convert_init_arm(FmtConvertContext *c, AVCodecContext *avctx)
|
|
{
|
|
int cpu_flags = av_get_cpu_flags();
|
|
|
|
if (have_vfp(cpu_flags) && have_armv6(cpu_flags)) {
|
|
c->float_to_int16 = ff_float_to_int16_vfp;
|
|
}
|
|
|
|
if (have_neon(cpu_flags)) {
|
|
c->int32_to_float_fmul_scalar = ff_int32_to_float_fmul_scalar_neon;
|
|
|
|
if (!(avctx->flags & CODEC_FLAG_BITEXACT)) {
|
|
c->float_to_int16 = ff_float_to_int16_neon;
|
|
c->float_to_int16_interleave = ff_float_to_int16_interleave_neon;
|
|
}
|
|
}
|
|
}
|