mirror of
				https://github.com/ossrs/srs.git
				synced 2025-03-09 15:49:59 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			54 lines
		
	
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			54 lines
		
	
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
 | |
|  * 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 "libavutil/x86/cpu.h"
 | |
| #include "libavcodec/v210enc.h"
 | |
| 
 | |
| void ff_v210_planar_pack_8_ssse3(const uint8_t *y, const uint8_t *u,
 | |
|                                  const uint8_t *v, uint8_t *dst,
 | |
|                                  ptrdiff_t width);
 | |
| void ff_v210_planar_pack_8_avx(const uint8_t *y, const uint8_t *u,
 | |
|                                const uint8_t *v, uint8_t *dst, ptrdiff_t width);
 | |
| void ff_v210_planar_pack_8_avx2(const uint8_t *y, const uint8_t *u,
 | |
|                                 const uint8_t *v, uint8_t *dst, ptrdiff_t width);
 | |
| void ff_v210_planar_pack_10_ssse3(const uint16_t *y, const uint16_t *u,
 | |
|                                   const uint16_t *v, uint8_t *dst,
 | |
|                                   ptrdiff_t width);
 | |
| void ff_v210_planar_pack_10_avx2(const uint16_t *y, const uint16_t *u,
 | |
|                                  const uint16_t *v, uint8_t *dst,
 | |
|                                  ptrdiff_t width);
 | |
| 
 | |
| av_cold void ff_v210enc_init_x86(V210EncContext *s)
 | |
| {
 | |
|     int cpu_flags = av_get_cpu_flags();
 | |
| 
 | |
|     if (EXTERNAL_SSSE3(cpu_flags)) {
 | |
|         s->pack_line_8 = ff_v210_planar_pack_8_ssse3;
 | |
|         s->pack_line_10 = ff_v210_planar_pack_10_ssse3;
 | |
|     }
 | |
| 
 | |
|     if (EXTERNAL_AVX(cpu_flags))
 | |
|         s->pack_line_8 = ff_v210_planar_pack_8_avx;
 | |
| 
 | |
|     if (EXTERNAL_AVX2(cpu_flags)) {
 | |
|         s->sample_factor_8  = 2;
 | |
|         s->pack_line_8      = ff_v210_planar_pack_8_avx2;
 | |
|         s->sample_factor_10 = 2;
 | |
|         s->pack_line_10     = ff_v210_planar_pack_10_avx2;
 | |
|     }
 | |
| }
 |