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	45d3af9059
	
	
	
		
			
			Reviewed-by: Christophe Gisquet <christophe.gisquet@gmail.com> Signed-off-by: James Almer <jamrial@gmail.com>
		
			
				
	
	
		
			53 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			53 lines
		
	
	
		
			2.0 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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| 
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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/dcadsp.h"
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| 
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| #define LFE_FIR_FLOAT_FUNC(opt)                                               \
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| void ff_lfe_fir0_float_##opt(float *pcm_samples, int32_t *lfe_samples,         \
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|                              const float *filter_coeff, ptrdiff_t npcmblocks); \
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| void ff_lfe_fir1_float_##opt(float *pcm_samples, int32_t *lfe_samples,         \
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|                              const float *filter_coeff, ptrdiff_t npcmblocks);
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| 
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| LFE_FIR_FLOAT_FUNC(sse)
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| LFE_FIR_FLOAT_FUNC(sse2)
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| LFE_FIR_FLOAT_FUNC(sse3)
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| LFE_FIR_FLOAT_FUNC(avx)
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| LFE_FIR_FLOAT_FUNC(fma3)
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| 
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| av_cold void ff_dcadsp_init_x86(DCADSPContext *s)
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| {
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|     int cpu_flags = av_get_cpu_flags();
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| 
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|     if (ARCH_X86_32 && EXTERNAL_SSE(cpu_flags))
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|         s->lfe_fir_float[0] = ff_lfe_fir0_float_sse;
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|     if (EXTERNAL_SSE2(cpu_flags))
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|         s->lfe_fir_float[0] = ff_lfe_fir0_float_sse2;
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|     if (EXTERNAL_SSE3(cpu_flags))
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|         s->lfe_fir_float[1] = ff_lfe_fir1_float_sse3;
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|     if (EXTERNAL_AVX(cpu_flags)) {
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|         s->lfe_fir_float[0] = ff_lfe_fir0_float_avx;
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|         s->lfe_fir_float[1] = ff_lfe_fir1_float_avx;
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|     }
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|     if (EXTERNAL_FMA3(cpu_flags))
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|         s->lfe_fir_float[0] = ff_lfe_fir0_float_fma3;
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| }
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