1 files changed, 79 insertions, 0 deletions
diff --git a/convanim.c b/convanim.c
new file mode 100644
index 0000000..80a1b4a
--- /dev/null
+++ b/convanim.c
@@ -0,0 +1,79 @@
+#include "rect.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define max_rects 32
+
+const char* next_line(const char* line) {
+	const char* c;
+	for (c = line; *c != '\n'; c++) {
+		if (!*c) return 0;
+	}
+	return c + 1;
+}
+
+int line_len(const char* line) {
+	const char* c;
+	int r = 0;
+	for (c = line; *c && *c != '\n'; c++, r++);
+	return r;
+}
+
+int main(int argc, char** argv) {
+	FILE* infile;
+	const char* line;
+	char* src;
+	int size;
+	int speed;
+	Rect rects[max_rects];
+	Rect r;
+	int fc = 0;
+	if (argc < 3) {
+		fprintf(stderr, "Usage: %s infile outfile.\n", argv[0]);
+		return 1;
+	}
+	infile = fopen(argv[1], "rb");
+	if (!infile) {
+		fprintf(stderr, "Failed to open %s.\n", argv[1]);
+		return 2;
+	}
+	fseek(infile, 0, SEEK_END);
+	size = ftell(infile);
+	rewind(infile);
+	src = malloc(size + 1);
+	fread(src, 1, size, infile);
+	src[size] = 0;
+	fclose(infile);
+	line = src;
+	speed = (int)strtol(line, 0, 10);
+	line = next_line(line);
+	for (; line; line = next_line(line)) {
+		int ll = line_len(line);
+		char* line2 = malloc(ll + 1);
+		line2[ll] = 0; /* lmao */
+		memcpy(line2, line, ll);
+		if (sscanf(line,
+			"{%d,%d,%d,%d}", 
+			&r.x,
+			&r.y,
+			&r.w,
+			&r.h
+		) != 4) break;
+		rects[fc++] = r;
+	}
+	free(src);
+	{
+		FILE* outfile = fopen(argv[2], "wb");
+		if (!outfile) {
+			fprintf(stderr, "Failed to open %s.\n", argv[2]);
+			return 2;
+		}
+		fwrite(&fc,    1,  4,        outfile);
+		fwrite(&speed, 1,  4,        outfile);
+		fwrite(rects,  fc, sizeof r, outfile);
+		fclose(outfile);
+	}
+	return 0;
+}