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Diffstat (limited to 'Build/source/libs/gd/libgd-src/tests/gif/bug00227.c')
-rw-r--r--Build/source/libs/gd/libgd-src/tests/gif/bug00227.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/Build/source/libs/gd/libgd-src/tests/gif/bug00227.c b/Build/source/libs/gd/libgd-src/tests/gif/bug00227.c
new file mode 100644
index 00000000000..861006e7447
--- /dev/null
+++ b/Build/source/libs/gd/libgd-src/tests/gif/bug00227.c
@@ -0,0 +1,67 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "gd.h"
+#include "gdtest.h"
+
+#define WIDTH 150
+#define HEIGHT 1
+#define DELAY 100
+#define PROBE_SIZE 11
+
+int main()
+{
+ FILE *fp;
+ gdImagePtr im0, im1, im2;
+ int i;
+ char *buf;
+
+ /* generate a GIF animation */
+ im0 = gdImageCreate(WIDTH, HEIGHT);
+ if (!im0) return 1;
+ for (i = 0; i < WIDTH; i++) {
+ int c = gdImageColorAllocate(im0, i, 0xff, 0xff);
+ gdImageSetPixel(im0, i, 0, c);
+ }
+
+ fp = fopen("bug00227.gif", "wb");
+ if (!fp) return 1;
+
+ gdImageGifAnimBegin(im0, fp, 0, 0);
+
+ gdImageGifAnimAdd(im0, fp, 1, 0, 0, DELAY, 1, NULL);
+
+ im1 = gdImageCreate(WIDTH, HEIGHT);
+ if (!im1) return 1;
+ for (i = 0; i < WIDTH; i++) {
+ int c = gdImageColorAllocate(im1, i, 0x00, 0xff);
+ gdImageSetPixel(im1, i, 0, c);
+ }
+ gdImageGifAnimAdd(im1, fp, 1, 0, 0, DELAY, 1, im0);
+
+ im2 = gdImageCreate(WIDTH, HEIGHT);
+ if (!im2) return 1;
+ for (i = 0; i < WIDTH; i++) {
+ int c = gdImageColorAllocate(im2, i, 0xff, 0x00);
+ gdImageSetPixel(im2, i, 0, c);
+ }
+ gdImageGifAnimAdd(im2, fp, 1, 0, 0, DELAY, 1, im1);
+
+ gdImageGifAnimEnd(fp);
+
+ fclose(fp);
+
+ gdImageDestroy(im0);
+ gdImageDestroy(im1);
+ gdImageDestroy(im2);
+
+ /* check the Global Color Table flag */
+ fp = fopen("bug00227.gif", "rb");
+ if (!fp) return 1;
+ buf = malloc(PROBE_SIZE);
+ if (!buf) return 1;
+ if (PROBE_SIZE != fread(buf, 1, PROBE_SIZE, fp)) return 1;
+ if (buf[PROBE_SIZE-1] & 0x80) return 1;
+ free(buf);
+ fclose(fp);
+ return 0;
+}