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			107 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			107 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2016 Alexandra Hájková
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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 modify
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|  * it under the terms of the GNU General Public License as published by
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|  * the Free Software Foundation; either version 2 of the License, or
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|  * (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
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|  * GNU General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU General Public License along
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|  * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
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|  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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|  */
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| 
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| #include <string.h>
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| 
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| #include "libavutil/intreadwrite.h"
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| #include "libavutil/mem_internal.h"
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| 
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| #include "libavcodec/hevcdsp.h"
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| 
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| #include "checkasm.h"
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| 
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| #define randomize_buffers(buf, size)            \
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|     do {                                        \
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|         int j;                                  \
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|         for (j = 0; j < size; j++) {            \
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|             int16_t r = rnd();                  \
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|             AV_WN16A(buf + j, r);               \
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|         }                                       \
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|     } while (0)
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| 
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| static void check_idct(HEVCDSPContext h, int bit_depth)
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| {
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|     int i;
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|     LOCAL_ALIGNED(32, int16_t, coeffs0, [32 * 32]);
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|     LOCAL_ALIGNED(32, int16_t, coeffs1, [32 * 32]);
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| 
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|     for (i = 2; i <= 5; i++) {
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|         int block_size = 1 << i;
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|         int size = block_size * block_size;
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|         int col_limit = block_size;
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|         declare_func(void, int16_t *coeffs, int col_limit);
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| 
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|         randomize_buffers(coeffs0, size);
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|         memcpy(coeffs1, coeffs0, sizeof(*coeffs0) * size);
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|         if (check_func(h.idct[i - 2], "hevc_idct_%dx%d_%d", block_size, block_size, bit_depth)) {
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|             call_ref(coeffs0, col_limit);
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|             call_new(coeffs1, col_limit);
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|             if (memcmp(coeffs0, coeffs1, sizeof(*coeffs0) * size))
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|                 fail();
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|             bench_new(coeffs1, col_limit);
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|         }
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|     }
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| }
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| 
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| static void check_idct_dc(HEVCDSPContext h, int bit_depth)
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| {
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|     int i;
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|     LOCAL_ALIGNED(32, int16_t, coeffs0, [32 * 32]);
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|     LOCAL_ALIGNED(32, int16_t, coeffs1, [32 * 32]);
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| 
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|     for (i = 2; i <= 5; i++) {
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|         int block_size = 1 << i;
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|         int size = block_size * block_size;
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|         declare_func_emms(AV_CPU_FLAG_MMXEXT, void, int16_t *coeffs);
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| 
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|         randomize_buffers(coeffs0, size);
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|         memcpy(coeffs1, coeffs0, sizeof(*coeffs0) * size);
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| 
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|         if (check_func(h.idct_dc[i - 2], "hevc_idct_%dx%d_dc_%d", block_size, block_size, bit_depth)) {
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|             call_ref(coeffs0);
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|             call_new(coeffs1);
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|             if (memcmp(coeffs0, coeffs1, sizeof(*coeffs0) * size))
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|                 fail();
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|             bench_new(coeffs1);
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|         }
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|     }
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| }
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| 
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| void checkasm_check_hevc_idct(void)
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| {
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|     int bit_depth;
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| 
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|     for (bit_depth = 8; bit_depth <= 12; bit_depth += 2) {
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|         HEVCDSPContext h;
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| 
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|         ff_hevc_dsp_init(&h, bit_depth);
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|         check_idct_dc(h, bit_depth);
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|     }
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|     report("idct_dc");
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| 
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|     for (bit_depth = 8; bit_depth <= 12; bit_depth += 2) {
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|         HEVCDSPContext h;
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| 
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|         ff_hevc_dsp_init(&h, bit_depth);
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|         check_idct(h, bit_depth);
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|     }
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|     report("idct");
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| }
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