78 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			78 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2019 James Darnley
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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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| #include "checkasm.h"
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| #include "libavcodec/v210dec.h"
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| 
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| static uint32_t get_v210(void)
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| {
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|     uint32_t t0 = rnd() & 0x3ff,
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|              t1 = rnd() & 0x3ff,
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|              t2 = rnd() & 0x3ff;
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|     uint32_t value =  t0
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|                    | (t1 << 10)
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|                    | (t2 << 20);
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|     return value;
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| }
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| 
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| #define NUM_SAMPLES 2048
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| 
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| static void randomize_buffers(uint32_t *src0, uint32_t *src1, int len)
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| {
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|     for (int i = 0; i < len; i++) {
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|         uint32_t value = get_v210();
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|         src0[i] = value;
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|         src1[i] = value;
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|     }
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| }
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| 
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| void checkasm_check_v210dec(void)
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| {
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|     V210DecContext h;
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| 
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|     h.aligned_input = 0;
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|     ff_v210dec_init(&h);
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| 
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|     if (check_func(h.unpack_frame, "v210_unpack")) {
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|         uint32_t src0[NUM_SAMPLES/3];
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|         uint32_t src1[NUM_SAMPLES/3];
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|         uint16_t y0[NUM_SAMPLES/2];
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|         uint16_t y1[NUM_SAMPLES/2];
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|         uint16_t u0[NUM_SAMPLES/4];
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|         uint16_t u1[NUM_SAMPLES/4];
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|         uint16_t v0[NUM_SAMPLES/4];
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|         uint16_t v1[NUM_SAMPLES/4];
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|         declare_func(void, const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width);
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|         const int pixels = NUM_SAMPLES / 2 / 6 * 6;
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| 
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|         randomize_buffers(src0, src1, NUM_SAMPLES/3);
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|         call_ref(src0, y0, u0, v0, pixels);
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|         call_new(src1, y1, u1, v1, pixels);
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|         if (memcmp(src0, src1, NUM_SAMPLES/3 * sizeof src0[0])
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|                 || memcmp(y0, y1, pixels * sizeof y0[0])
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|                 || memcmp(u0, u1, pixels/2 * sizeof u0[0])
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|                 || memcmp(v0, v1, pixels/2 * sizeof v0[0]))
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|             fail();
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|         bench_new(src1, y1, u1, v1, pixels);
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|     }
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|     report("v210_unpack");
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| }
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