79 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			79 lines
		
	
	
		
			2.4 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 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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| #include "checkasm.h"
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| #include "libavfilter/hflip.h"
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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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| #define WIDTH 256
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| #define WIDTH_PADDED 256 + 32
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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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|         uint8_t *tmp_buf = (uint8_t *)buf;\
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|         for (j = 0; j < size; j++)        \
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|             tmp_buf[j] = rnd() & 0xFF;    \
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|     } while (0)
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| 
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| static void check_hflip(int step, const char * report_name){
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|     LOCAL_ALIGNED_32(uint8_t, src,     [WIDTH_PADDED]);
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|     LOCAL_ALIGNED_32(uint8_t, dst_ref, [WIDTH_PADDED]);
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|     LOCAL_ALIGNED_32(uint8_t, dst_new, [WIDTH_PADDED]);
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|     int w = WIDTH;
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|     int i;
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|     int step_array[4] = {1, 1, 1, 1};
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|     FlipContext s;
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| 
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|     declare_func(void, const uint8_t *src, uint8_t *dst, int w);
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| 
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|     s.bayer_plus1 = 1;
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|     memset(src,     0, WIDTH_PADDED);
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|     memset(dst_ref, 0, WIDTH_PADDED);
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|     memset(dst_new, 0, WIDTH_PADDED);
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|     randomize_buffers(src, WIDTH_PADDED);
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| 
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|     if (step == 2) {
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|         w /= 2;
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|         for (i = 0; i < 4; i++)
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|             step_array[i] = step;
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|     }
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| 
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|     ff_hflip_init(&s, step_array, 4);
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| 
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|     if (check_func(s.flip_line[0], "hflip_%s", report_name)) {
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|         for (i = 1; i < w; i++) {
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|             call_ref(src + (w - 1) * step, dst_ref, i);
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|             call_new(src + (w - 1) * step, dst_new, i);
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|             if (memcmp(dst_ref, dst_new, i * step))
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|                 fail();
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|         }
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|         bench_new(src + (w - 1) * step, dst_new, w);
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|     }
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| }
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| void checkasm_check_vf_hflip(void)
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| {
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|     check_hflip(1, "byte");
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|     report("hflip_byte");
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| 
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|     check_hflip(2, "short");
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|     report("hflip_short");
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| }
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