2 * Copyright (C) 2002 Michael Niedermayer <michaelni@gmx.at>
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #include <string.h> /* for memset() */
36 #define memalign(x,y) malloc(y)
41 static char *args_parse(int argc, char *argv[])
45 while ((o = getopt(argc, argv, "m23")) != -1) {
48 cpu_caps |= SWS_CPU_CAPS_MMX;
51 cpu_caps |= SWS_CPU_CAPS_MMX2;
54 cpu_caps |= SWS_CPU_CAPS_3DNOW;
57 fprintf(stderr, "Unknown option %c\n", o);
64 int main(int argc, char **argv)
67 uint8_t *srcBuffer= (uint8_t*)memalign(128, SIZE);
68 uint8_t *dstBuffer= (uint8_t*)memalign(128, SIZE);
72 printf("memory corruption test ...\n");
73 args_parse(argc, argv);
74 fprintf(stderr, "CPU capabilities forced to %x\n", cpu_caps);
75 sws_rgb2rgb_init(cpu_caps);
77 for(funcNum=0; funcNum<100; funcNum++){
83 printf("."); fflush(stdout);
84 memset(srcBuffer, srcByte, SIZE);
86 for(width=32; width<64; width++){
88 for(dstOffset=128; dstOffset<196; dstOffset++){
90 memset(dstBuffer, dstByte, SIZE);
92 for(srcOffset=128; srcOffset<196; srcOffset++){
93 uint8_t *src= srcBuffer+srcOffset;
94 uint8_t *dst= dstBuffer+dstOffset;
97 if(failed) break; //don't fill the screen with shit ...
104 rgb15to16(src, dst, width*srcBpp);
110 rgb15to24(src, dst, width*srcBpp);
116 rgb15to32(src, dst, width*srcBpp);
122 rgb16to24(src, dst, width*srcBpp);
128 rgb16to32(src, dst, width*srcBpp);
134 rgb24to15(src, dst, width*srcBpp);
140 rgb24to16(src, dst, width*srcBpp);
146 rgb24to32(src, dst, width*srcBpp);
152 rgb32to15(src, dst, width*srcBpp);
158 rgb32to16(src, dst, width*srcBpp);
164 rgb32to24(src, dst, width*srcBpp);
170 rgb16to15(src, dst, width*srcBpp);
177 rgb15tobgr15(src, dst, width*srcBpp);
183 rgb15tobgr16(src, dst, width*srcBpp);
189 rgb15tobgr24(src, dst, width*srcBpp);
195 rgb15tobgr32(src, dst, width*srcBpp);
201 rgb16tobgr15(src, dst, width*srcBpp);
207 rgb16tobgr16(src, dst, width*srcBpp);
213 rgb16tobgr24(src, dst, width*srcBpp);
219 rgb16tobgr32(src, dst, width*srcBpp);
225 rgb24tobgr15(src, dst, width*srcBpp);
231 rgb24tobgr16(src, dst, width*srcBpp);
237 rgb24tobgr24(src, dst, width*srcBpp);
243 rgb24tobgr32(src, dst, width*srcBpp);
249 rgb32tobgr15(src, dst, width*srcBpp);
255 rgb32tobgr16(src, dst, width*srcBpp);
261 rgb32tobgr24(src, dst, width*srcBpp);
267 rgb32tobgr32(src, dst, width*srcBpp);
273 for(i=0; i<SIZE; i++){
274 if(srcBuffer[i]!=srcByte){
275 printf("src damaged at %d w:%d src:%d dst:%d %s\n",
276 i, width, srcOffset, dstOffset, name);
281 for(i=0; i<dstOffset; i++){
282 if(dstBuffer[i]!=dstByte){
283 printf("dst damaged at %d w:%d src:%d dst:%d %s\n",
284 i, width, srcOffset, dstOffset, name);
289 for(i=dstOffset + width*dstBpp; i<SIZE; i++){
290 if(dstBuffer[i]!=dstByte){
291 printf("dst damaged at %d w:%d src:%d dst:%d %s\n",
292 i, width, srcOffset, dstOffset, name);
300 if(failed) failedNum++;
301 else if(srcBpp) passedNum++;
304 printf("%d converters passed, %d converters randomly overwrote memory\n", passedNum, failedNum);