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https://github.com/FFmpeg/FFmpeg.git
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1ce298dac5
* commit 'ebaf571aca2dd6ce3caeeeec4210a3fccd47e7db': x86: dct: Disable dct32_float_sse on x86-64 Conflicts: libavcodec/x86/dct32.asm libavcodec/x86/dct_init.c Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>
42 lines
1.4 KiB
C
42 lines
1.4 KiB
C
/*
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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 "libavutil/attributes.h"
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#include "libavutil/cpu.h"
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#include "libavutil/x86/cpu.h"
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#include "libavcodec/dct.h"
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void ff_dct32_float_sse(FFTSample *out, const FFTSample *in);
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void ff_dct32_float_sse2(FFTSample *out, const FFTSample *in);
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void ff_dct32_float_avx(FFTSample *out, const FFTSample *in);
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av_cold void ff_dct_init_x86(DCTContext *s)
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{
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int cpu_flags = av_get_cpu_flags();
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#if ARCH_X86_32
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if (EXTERNAL_SSE(cpu_flags))
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s->dct32 = ff_dct32_float_sse;
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#endif
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if (EXTERNAL_SSE2(cpu_flags))
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s->dct32 = ff_dct32_float_sse2;
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if (EXTERNAL_AVX_FAST(cpu_flags))
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s->dct32 = ff_dct32_float_avx;
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}
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