virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
Code Issues Releases Activity

Merge remote-tracking branch 'qatar/master'

Browse Source 
* qatar/master:
  x86: Split DCT and FFT initialization into separate files

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-08-22 14:28:22 +02:00
commit f903b42663
4 changed files with 42 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
libavcodec/x86/Makefile
View File

@ -4,6 +4,7 @@ OBJS += x86/constants.o \
OBJS-$(CONFIG_AAC_DECODER) += x86/sbrdsp_init.o
OBJS-$(CONFIG_AC3DSP) += x86/ac3dsp_init.o
OBJS-$(CONFIG_CAVS_DECODER) += x86/cavsdsp.o
OBJS-$(CONFIG_DCT) += x86/dct_init.o
OBJS-$(CONFIG_DNXHD_ENCODER) += x86/dnxhdenc.o
OBJS-$(CONFIG_FFT) += x86/fft_init.o
OBJS-$(CONFIG_H264CHROMA) += x86/h264chroma_init.o

39
libavcodec/x86/dct_init.c Normal file
View File

@ -0,0 +1,39 @@
/*
* 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 "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/x86/cpu.h"
#include "libavcodec/dct.h"
void ff_dct32_float_sse(FFTSample *out, const FFTSample *in);
void ff_dct32_float_sse2(FFTSample *out, const FFTSample *in);
void ff_dct32_float_avx(FFTSample *out, const FFTSample *in);
av_cold void ff_dct_init_x86(DCTContext *s)
{
int cpu_flags = av_get_cpu_flags();
if (EXTERNAL_SSE(cpu_flags))
s->dct32 = ff_dct32_float_sse;
if (EXTERNAL_SSE2(cpu_flags))
s->dct32 = ff_dct32_float_sse2;
if (EXTERNAL_AVX(cpu_flags))
s->dct32 = ff_dct32_float_avx;
}

3
libavcodec/x86/fft.h
View File

@ -34,8 +34,5 @@ void ff_imdct_half_3dnowext(FFTContext *s, FFTSample *output, const FFTSample *i
void ff_imdct_calc_sse(FFTContext *s, FFTSample *output, const FFTSample *input);
void ff_imdct_half_sse(FFTContext *s, FFTSample *output, const FFTSample *input);
void ff_imdct_half_avx(FFTContext *s, FFTSample *output, const FFTSample *input);
void ff_dct32_float_sse(FFTSample *out, const FFTSample *in);
void ff_dct32_float_sse2(FFTSample *out, const FFTSample *in);
void ff_dct32_float_avx(FFTSample *out, const FFTSample *in);
#endif /* AVCODEC_X86_FFT_H */

17
libavcodec/x86/fft_init.c
View File

@ -16,9 +16,10 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/x86/cpu.h"
#include "libavcodec/dct.h"
#include "fft.h"
av_cold void ff_fft_init_x86(FFTContext *s)
@ -54,17 +55,3 @@ av_cold void ff_fft_init_x86(FFTContext *s)
s->fft_permutation = FF_FFT_PERM_AVX;
}
}
#if CONFIG_DCT
av_cold void ff_dct_init_x86(DCTContext *s)
{
int cpu_flags = av_get_cpu_flags();
if (EXTERNAL_SSE(cpu_flags))
s->dct32 = ff_dct32_float_sse;
if (EXTERNAL_SSE2(cpu_flags))
s->dct32 = ff_dct32_float_sse2;
if (EXTERNAL_AVX(cpu_flags))
s->dct32 = ff_dct32_float_avx;
}
#endif