Import from http://www.sharpmz.org/mzf2wav.htm

1 files changed, 101 insertions, 0 deletions

diff --git a/mzf2wav/src/mzf2wav.c b/mzf2wav/src/mzf2wav.c
new file mode 100644
index 0000000..9440fb5
--- /dev/null
+++ b/mzf2wav/src/mzf2wav.c
@@ -0,0 +1,101 @@
+/*
+ * mzf2wav by: Jeroen F. J. Laros.
+ *
+ * Last change on: Sep 11 2003.
+ * 
+ * This program is freeware and may be used without paying any registration 
+ * fees. It may be distributed freely provided it is done so using the 
+ * original, unmodified version. Usage of parts of the source code is granted, 
+ * provided the author is referenced. For private use only. Re-selling or any 
+ * commercial use of this program or parts of it is strictly forbidden. The
+ * author is not responsible for any damage or data loss as a result of using 
+ * this program.
+ */
+#include <stdio.h>
+#include <stdlib.h> // Just to remove a warning (malloc).
+#include "methods.h"
+#include "args.h"
+
+// Global variables.
+FILE *OUT = NULL;
+int speed_1 = 0;
+char *filename = NULL,
+     *outfile = NULL;
+void (*method)(byte *) = trans;
+
+//Private function prototypes.
+byte *readfile(FILE *); // Read the file into memory.
+
+// Read the file into memory.
+byte *readfile(FILE *IN) {
+  byte *image = (byte *)malloc(2),
+       *temp = NULL;
+  word i = 0,
+       t = 0;
+
+  if (!image)
+    return NULL;
+  while (fread(&image[i], 1, 1, IN)) {
+    temp = (byte *)realloc((byte *)image, i + 2);
+    if (!temp) {
+      free(image);
+      return NULL;
+    }//if
+    image = temp;
+    i++;
+  }//while
+  t = assert(image, i);
+  if (t) {
+    printf("The MZF file size does not match the image size.\n");
+    if (t > 1) {
+      printf("This is not a valid MZF file.\n");
+      free(image);
+      return NULL;
+    }//if
+  }//if
+  return image;
+}//readfile
+
+// Main.
+int main(int argc, char **argv) {
+  FILE *IN = NULL;
+  byte *image = NULL;
+  int i = 0;
+  
+  setvars(argc, argv);
+
+  IN = fopen(filename, "rb");
+  if (!IN) {
+    printf("Unable to open file: %s for reading.\n\n", argv[1]);
+    error(2);
+  }//if
+  
+  image = readfile(IN);
+  if (!image) {
+    printf("Out of memory or assertion error.\n\n");
+    fclose(IN);
+    error(3);
+  }//if
+  OUT = fopen(outfile, "wb");
+  if (!OUT) {
+    printf("Error: unable to open output file: %s for writing.\n", outfile);
+    free(image);
+    fclose(IN);
+    error(6);
+  }//if
+
+  while (fread(&image[i], 1, 1, IN))
+    i++;
+
+  setspeed(speed_1);
+  
+  writewavheader();
+  method(image);
+  setheader();
+
+  fclose(OUT);
+  free(image);
+  fclose(IN);
+  
+  return 0;
+}//main