swscale: prevent overflow during initialization

[ffmpeg] / libswscale / colorspace-test.c

diff --git a/libswscale/colorspace-test.c b/libswscale/colorspace-test.c
index 50db7d09e3e6c6003614c08da16bf39071e4f6c0..07c1cbd803f3463b55de2c0673de61b5194721af 100644 (file)
--- a/libswscale/colorspace-test.c
+++ b/libswscale/colorspace-test.c
@@ -1,20 +1,20 @@
 /*
  * Copyright (C) 2002 Michael Niedermayer <michaelni@gmx.at>
  *
- * This file is part of FFmpeg.
+ * This file is part of Libav.
  *
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav 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,
+ * Libav 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
+ * License along with Libav; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
@@ -33,31 +33,6 @@
 
 #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;
@@ -70,16 +45,14 @@ int main(int argc, char **argv)
         return -1;
 
     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);
+    sws_rgb2rgb_init();
 
     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);
+            void (*func)(const uint8_t *src, uint8_t *dst, int src_size);
         } func_info[] = {
             FUNC(2, 2, rgb15to16),
             FUNC(2, 3, rgb15to24),