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fix incorrect img_n variable for interlaced files, caused files to be totally incorrect if forcing channel count

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This commit is contained in:
Sean Barrett
2014-12-13 23:35:55 -08:00
parent ff2d5473c5
commit 8679ce08b7
2 changed files with 32 additions and 20 deletions
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26
tests/image_test.c
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@ -32,24 +32,32 @@ int main(int argc, char **argv)
}
} else {
int i;
char **files = stb_readdir_files("images");
char **files = stb_readdir_files("pngsuite/part1");
for (i=0; i < stb_arr_len(files); ++i) {
int n;
char **failed = NULL;
unsigned char *data;
printf("%s\n", files[i]);
data = stbi_load(files[i], &w, &h, &n, 4); if (data) free(data); else printf("Failed &n\n");
data = stbi_load(files[i], &w, &h, 0, 1); if (data) free(data); else printf("Failed 1\n");
data = stbi_load(files[i], &w, &h, 0, 2); if (data) free(data); else printf("Failed 2\n");
data = stbi_load(files[i], &w, &h, 0, 3); if (data) free(data); else printf("Failed 3\n");
data = stbi_load(files[i], &w, &h, 0, 4);
//printf("%s\n", files[i]);
data = stbi_load(files[i], &w, &h, &n, 0); if (data) free(data); else stb_arr_push(failed, "&n");
data = stbi_load(files[i], &w, &h, 0, 1); if (data) free(data); else stb_arr_push(failed, "1");
data = stbi_load(files[i], &w, &h, 0, 2); if (data) free(data); else stb_arr_push(failed, "2");
data = stbi_load(files[i], &w, &h, 0, 3); if (data) free(data); else stb_arr_push(failed, "3");
data = stbi_load(files[i], &w, &h, 0, 4); if (data) ; else stb_arr_push(failed, "4");
if (data) {
char fname[512];
stb_splitpath(fname, files[i], STB_FILE);
stbi_write_png(stb_sprintf("output/%s.png", fname), w, h, 4, data, w*4);
free(data);
} else
printf("FAILED\n");
}
if (failed) {
int j;
printf("FAILED: ");
for (j=0; j < stb_arr_len(failed); ++j)
printf("%s ", failed[j]);
printf(" -- %s\n", files[i]);
}
}
printf("Tested %d files\n", i);
}
return 0;
}