Rename cs_test.c --> colorspace-test.c. This is more consistent with the names

of other test programs and more descriptive of what the program does.

Originally committed as revision 29067 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale

1 files changed, 175 insertions, 0 deletions

diff --git a/libswscale/colorspace-test.c b/libswscale/colorspace-test.c
new file mode 100644
index 0000000000..2223ee3a31
--- /dev/null
+++ b/libswscale/colorspace-test.c
@@ -0,0 +1,175 @@
+/*
+ * Copyright (C) 2002 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdio.h>
+#include <string.h>              /* for memset() */
+#include <unistd.h>
+#include <stdlib.h>
+#include <inttypes.h>
+
+#include "swscale.h"
+#include "rgb2rgb.h"
+
+#define SIZE 1000
+#define srcByte 0x55
+#define dstByte 0xBB
+
+#define FUNC(s,d,n) {s,d,#n,n}
+
+static int cpu_caps;
+
+static char *args_parse(int argc, char *argv[])
+{
+    int o;
+
+    while ((o = getopt(argc, argv, "m23")) != -1) {
+        switch (o) {
+            case 'm':
+                cpu_caps |= SWS_CPU_CAPS_MMX;
+                break;
+            case '2':
+                cpu_caps |= SWS_CPU_CAPS_MMX2;
+                break;
+            case '3':
+                cpu_caps |= SWS_CPU_CAPS_3DNOW;
+                break;
+            default:
+                av_log(NULL, AV_LOG_ERROR, "Unknown option %c\n", o);
+        }
+    }
+
+    return argv[optind];
+}
+
+int main(int argc, char **argv)
+{
+    int i, funcNum;
+    uint8_t *srcBuffer= (uint8_t*)av_malloc(SIZE);
+    uint8_t *dstBuffer= (uint8_t*)av_malloc(SIZE);
+    int failedNum=0;
+    int passedNum=0;
+
+    av_log(NULL, AV_LOG_INFO, "memory corruption test ...\n");
+    args_parse(argc, argv);
+    av_log(NULL, AV_LOG_INFO, "CPU capabilities forced to %x\n", cpu_caps);
+    sws_rgb2rgb_init(cpu_caps);
+
+    for(funcNum=0; ; funcNum++){
+        struct func_info_s {
+            int src_bpp;
+            int dst_bpp;
+            const char *name;
+            void (*func)(const uint8_t *src, uint8_t *dst, long src_size);
+        } func_info[] = {
+            FUNC(2, 2, rgb15to16),
+            FUNC(2, 3, rgb15to24),
+            FUNC(2, 4, rgb15to32),
+            FUNC(2, 3, rgb16to24),
+            FUNC(2, 4, rgb16to32),
+            FUNC(3, 2, rgb24to15),
+            FUNC(3, 2, rgb24to16),
+            FUNC(3, 4, rgb24to32),
+            FUNC(4, 2, rgb32to15),
+            FUNC(4, 2, rgb32to16),
+            FUNC(4, 3, rgb32to24),
+            FUNC(2, 2, rgb16to15),
+            FUNC(2, 2, rgb15tobgr15),
+            FUNC(2, 2, rgb15tobgr16),
+            FUNC(2, 3, rgb15tobgr24),
+            FUNC(2, 4, rgb15tobgr32),
+            FUNC(2, 2, rgb16tobgr15),
+            FUNC(2, 2, rgb16tobgr16),
+            FUNC(2, 3, rgb16tobgr24),
+            FUNC(2, 4, rgb16tobgr32),
+            FUNC(3, 2, rgb24tobgr15),
+            FUNC(3, 2, rgb24tobgr16),
+            FUNC(3, 3, rgb24tobgr24),
+            FUNC(3, 4, rgb24tobgr32),
+            FUNC(4, 2, rgb32tobgr15),
+            FUNC(4, 2, rgb32tobgr16),
+            FUNC(4, 3, rgb32tobgr24),
+            FUNC(4, 4, rgb32tobgr32),
+            FUNC(0, 0, NULL)
+        };
+        int width;
+        int failed=0;
+        int srcBpp=0;
+        int dstBpp=0;
+
+        if (!func_info[funcNum].func) break;
+
+        av_log(NULL, AV_LOG_INFO,".");
+        memset(srcBuffer, srcByte, SIZE);
+
+        for(width=63; width>0; width--){
+            int dstOffset;
+            for(dstOffset=128; dstOffset<196; dstOffset+=4){
+                int srcOffset;
+                memset(dstBuffer, dstByte, SIZE);
+
+                for(srcOffset=128; srcOffset<196; srcOffset+=4){
+                    uint8_t *src= srcBuffer+srcOffset;
+                    uint8_t *dst= dstBuffer+dstOffset;
+                    const char *name=NULL;
+
+                    if(failed) break; //don't fill the screen with shit ...
+
+                    srcBpp = func_info[funcNum].src_bpp;
+                    dstBpp = func_info[funcNum].dst_bpp;
+                    name   = func_info[funcNum].name;
+
+                    func_info[funcNum].func(src, dst, width*srcBpp);
+
+                    if(!srcBpp) break;
+
+                    for(i=0; i<SIZE; i++){
+                        if(srcBuffer[i]!=srcByte){
+                            av_log(NULL, AV_LOG_INFO, "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){
+                            av_log(NULL, AV_LOG_INFO, "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){
+                            av_log(NULL, AV_LOG_INFO, "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++;
+    }
+
+    av_log(NULL, AV_LOG_INFO, "\n%d converters passed, %d converters randomly overwrote memory\n", passedNum, failedNum);
+    return failedNum;
+}