This patch adds MSA (MIPS-SIMD-Arch) optimizations for mpegvideoencdsp functions in new file mpegvideoencdsp_msa.c Signed-off-by: Shivraj Patil <shivraj.patil@imgtec.com> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
		
			
				
	
	
		
			63 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			63 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@imgtec.com)
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|  *
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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 "h263dsp_mips.h"
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| #include "libavutil/mips/generic_macros_msa.h"
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| 
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| static int32_t sum_u8src_16width_msa(uint8_t *src, int32_t stride)
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| {
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|     uint32_t sum = 0;
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|     v16u8 in0, in1, in2, in3, in4, in5, in6, in7;
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|     v16u8 in8, in9, in10, in11, in12, in13, in14, in15;
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| 
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|     LD_UB8(src, stride, in0, in1, in2, in3, in4, in5, in6, in7);
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|     src += (8 * stride);
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|     LD_UB8(src, stride, in8, in9, in10, in11, in12, in13, in14, in15);
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| 
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|     HADD_UB4_UB(in0, in1, in2, in3, in0, in1, in2, in3);
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|     HADD_UB4_UB(in4, in5, in6, in7, in4, in5, in6, in7);
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|     HADD_UB4_UB(in8, in9, in10, in11, in8, in9, in10, in11);
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|     HADD_UB4_UB(in12, in13, in14, in15, in12, in13, in14, in15);
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| 
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|     sum = HADD_UH_U32(in0);
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|     sum += HADD_UH_U32(in1);
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|     sum += HADD_UH_U32(in2);
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|     sum += HADD_UH_U32(in3);
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|     sum += HADD_UH_U32(in4);
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|     sum += HADD_UH_U32(in5);
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|     sum += HADD_UH_U32(in6);
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|     sum += HADD_UH_U32(in7);
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|     sum += HADD_UH_U32(in8);
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|     sum += HADD_UH_U32(in9);
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|     sum += HADD_UH_U32(in10);
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|     sum += HADD_UH_U32(in11);
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|     sum += HADD_UH_U32(in12);
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|     sum += HADD_UH_U32(in13);
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|     sum += HADD_UH_U32(in14);
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|     sum += HADD_UH_U32(in15);
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| 
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|     return sum;
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| }
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| 
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| int ff_pix_sum_msa(uint8_t *pix, int line_size)
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| {
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|     return sum_u8src_16width_msa(pix, line_size);
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| }
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