diff options
Diffstat (limited to 'Build/source/libs/gd/libgd-2.1.0/src/gdcmpgif.c')
-rw-r--r-- | Build/source/libs/gd/libgd-2.1.0/src/gdcmpgif.c | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/Build/source/libs/gd/libgd-2.1.0/src/gdcmpgif.c b/Build/source/libs/gd/libgd-2.1.0/src/gdcmpgif.c new file mode 100644 index 00000000000..737f7ba90b8 --- /dev/null +++ b/Build/source/libs/gd/libgd-2.1.0/src/gdcmpgif.c @@ -0,0 +1,93 @@ +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <stdio.h> +#include <stdlib.h> +#ifndef _WIN32 +#include <unistd.h> /* For unlink function */ +#endif + +#include "gd.h" + +/* A short program which converts a .png file into a .gd file, for + your convenience in creating images on the fly from a + basis image that must be loaded quickly. The .gd format + is not intended to be a general-purpose format. */ + +void CompareImages(char *msg, gdImagePtr im1, gdImagePtr im2); + + +int main(int argc, char **argv) +{ + gdImagePtr im1, im2; + FILE *in; + + if (argc != 3) { + fprintf(stderr, "Usage: gdcmpgif filename.gif filename.gif\n"); + exit(1); + } + in = fopen(argv[1], "rb"); + if (!in) { + fprintf(stderr, "Input file does not exist!\n"); + exit(1); + } + im1 = gdImageCreateFromGif(in); + fclose(in); + + if (!im1) { + fprintf(stderr, "Input is not in GIF format!\n"); + exit(1); + } + + in = fopen(argv[2], "rb"); + if (!in) { + fprintf(stderr, "Input file 2 does not exist!\n"); + exit(1); + } + im2 = gdImageCreateFromGif(in); + fclose(in); + + if (!im2) { + fprintf(stderr, "Input 2 is not in GIF format!\n"); + exit(1); + } + + CompareImages("gdcmpgif", im1, im2); + + gdImageDestroy(im1); + gdImageDestroy(im2); + + return 0; +} + +void CompareImages(char *msg, gdImagePtr im1, gdImagePtr im2) +{ + int cmpRes; + + cmpRes = gdImageCompare(im1, im2); + + if (cmpRes & GD_CMP_IMAGE) { + printf("%%%s: ERROR images differ: BAD\n",msg); + } else if (cmpRes != 0) { + printf("%%%s: WARNING images differ: WARNING - Probably OK\n",msg); + } else { + printf("%%%s: OK\n",msg); + return; + } + + if (cmpRes & (GD_CMP_SIZE_X + GD_CMP_SIZE_Y)) { + printf("-%s: INFO image sizes differ\n",msg); + } + + if (cmpRes & GD_CMP_NUM_COLORS) { + printf("-%s: INFO number of palette entries differ %d Vs. %d\n",msg, + im1->colorsTotal, im2->colorsTotal); + } + + if (cmpRes & GD_CMP_COLOR) { + printf("-%s: INFO actual colours of pixels differ\n",msg); + } +} + + |