X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=retrocrawl;a=blobdiff_plain;f=tools%2Fconv_gimp.c;fp=tools%2Fconv_gimp.c;h=b124d37e8d48196b637804108730ffae6c42ca3b;hp=0000000000000000000000000000000000000000;hb=87c45ef8c82a3925719cbf2024e5932208b244ce;hpb=bba694e9bc50fb24ffe4b3c8f7b5d33f01b3ea4d

diff --git a/tools/conv_gimp.c b/tools/conv_gimp.c
new file mode 100644
index 0000000..b124d37
--- /dev/null
+++ b/tools/conv_gimp.c
@@ -0,0 +1,71 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include HDRFILE
+
+#define NBPL	5
+
+int main(int argc, char **argv)
+{
+	int i, j, k, palsz;
+	FILE *fp;
+	char *buf;
+	unsigned char *src;
+
+	if(!argv[1]) {
+		fprintf(stderr, "missing argument: output name\n");
+		return 1;
+	}
+
+	if(!(buf = malloc(strlen(argv[1]) + 4))) {
+		perror("malloc failed");
+		return 1;
+	}
+	sprintf(buf, "%s.img", argv[1]);
+
+	if(!(fp = fopen(buf, "wb"))) {
+		perror("failed to open output file");
+		return 1;
+	}
+
+	src = header_data;
+
+	printf("image: %dx%d\n", width, height);
+	for(i=0; i<height; i++) {
+		for(j=0; j<NBPL; j++) {
+			int bit = j;
+			unsigned char out = 0;
+			for(k=0; k<width; k++) {
+				out = (out << 1) | ((src[k] >> bit) & 1);
+				if((k & 7) == 7) {
+					fputc(out, fp);
+				}
+			}
+		}
+		src += width;
+	}
+	fclose(fp);
+
+	sprintf(buf, "%s.pal", argv[1]);
+	if(!(fp = fopen(buf, "wb"))) {
+		perror("failed to open palette output file");
+		return 1;
+	}
+
+	palsz = 1 << NBPL;
+
+	printf("palette:\n");
+	for(i=0; i<palsz; i++) {
+		int r = header_data_cmap[i][0] >> 4;
+		int g = header_data_cmap[i][1] >> 4;
+		int b = header_data_cmap[i][2] >> 4;
+		unsigned int col = ((r & 0xf) << 8) | ((g & 0xf) << 4) | (b & 0xf);
+		printf("0x%03x\n", col);
+		fputc(col >> 8, fp);
+		fputc(col, fp);
+	}
+	fclose(fp);
+
+	return 0;
+}