mpv/postproc/cs_test.c

/*
    Copyright (C) 2002 Michael Niedermayer <michaelni@gmx.at>

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#include <stdio.h>
#include <stdlib.h>
#include <inttypes.h>

#include "rgb2rgb.h"
#include "../cpudetect.h"

#define SIZE 1000
#define srcByte 0x55
#define dstByte 0xBB

main(int argc, char **argv)
{
	int i, funcNum;
	uint8_t *srcBuffer= (uint8_t*)memalign(128, SIZE);
	uint8_t *dstBuffer= (uint8_t*)memalign(128, SIZE);
	int failedNum=0;
	int passedNum=0;
	
	printf("memory corruption test ...\n");
	
	if(argc==2){
		GetCpuCaps(&gCpuCaps);
		printf("testing mmx\n");
	}
	
	for(funcNum=0; funcNum<100; funcNum++){
		int width;
		int failed=0;
		int srcBpp=0;
		int dstBpp=0;

		printf("."); fflush(stdout);
		memset(srcBuffer, srcByte, SIZE);

		for(width=32; width<64; width++){
			int dstOffset;
			for(dstOffset=128; dstOffset<196; dstOffset++){
				int srcOffset;
				memset(dstBuffer, dstByte, SIZE);

				for(srcOffset=128; srcOffset<196; srcOffset++){
					uint8_t *src= srcBuffer+srcOffset;
					uint8_t *dst= dstBuffer+dstOffset;
					char *name=NULL;
					
					if(failed) break; //dont fill the screen with shit ...

					switch(funcNum){
					case 0:
						srcBpp=2;
						dstBpp=2;
						name="rgb15to16";
						rgb15to16(src, dst, width*srcBpp);
						break;
					case 1:
						srcBpp=2;
						dstBpp=3;
						name="rgb15to24";
						rgb15to24(src, dst, width*srcBpp);
						break;
					case 2:
						srcBpp=2;
						dstBpp=4;
						name="rgb15to32";
						rgb15to32(src, dst, width*srcBpp);
						break;
					case 3:
						srcBpp=2;
						dstBpp=3;
						name="rgb16to24";
						rgb16to24(src, dst, width*srcBpp);
						break;
					case 4:
						srcBpp=2;
						dstBpp=4;
						name="rgb16to32";
						rgb16to32(src, dst, width*srcBpp);
						break;
					case 5:
						srcBpp=3;
						dstBpp=2;
						name="rgb24to15";
						rgb24to15(src, dst, width*srcBpp);
						break;
					case 6:
						srcBpp=3;
						dstBpp=2;
						name="rgb24to16";
						rgb24to16(src, dst, width*srcBpp);
						break;
					case 7:
						srcBpp=3;
						dstBpp=4;
						name="rgb24to32";
						rgb24to32(src, dst, width*srcBpp);
						break;
					case 8:
						srcBpp=4;
						dstBpp=2;
						name="rgb32to15";
						rgb32to15(src, dst, width*srcBpp);
						break;
					case 9:
						srcBpp=4;
						dstBpp=2;
						name="rgb32to16";
						rgb32to16(src, dst, width*srcBpp);
						break;
					case 10:
						srcBpp=4;
						dstBpp=3;
						name="rgb32to24";
						rgb32to24(src, dst, width*srcBpp);
						break;
					case 11:
						srcBpp=3;
						dstBpp=3;
						name="rgb24tobgr24";
						rgb24tobgr24(src, dst, width*srcBpp);
						break;
					case 12:
						srcBpp=4;
						dstBpp=4;
						name="rgb32tobgr32";
						rgb32tobgr32(src, dst, width*srcBpp);
						break;
					}
					if(!srcBpp) break;

					for(i=0; i<SIZE; i++){
						if(srcBuffer[i]!=srcByte){
							printf("src damaged at %d w:%d src:%d dst:%d %s\n", 
								i, width, srcOffset, dstOffset, name);
							failed=1;
							break;
						}
					}
					for(i=0; i<dstOffset; i++){
						if(dstBuffer[i]!=dstByte){
							printf("dst damaged at %d w:%d src:%d dst:%d %s\n", 
								i, width, srcOffset, dstOffset, name);
							failed=1;
							break;
						}
					}
					for(i=dstOffset + width*dstBpp; i<SIZE; i++){
						if(dstBuffer[i]!=dstByte){
							printf("dst damaged at %d w:%d src:%d dst:%d %s\n", 
								i, width, srcOffset, dstOffset, name);
							failed=1;
							break;
						}
					}
				}
			}
		}
		if(failed) failedNum++;
		else if(srcBpp) passedNum++;
	}
	
	printf("%d converters passed, %d converters randomly overwrote memory\n", passedNum, failedNum);
	return failedNum;
}