Added some comment to main.c and some file open stuff

1 files changed, 54 insertions, 5 deletions

diff --git a/src/main.c b/src/main.c
index 7c9b4ed..7e260da 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,14 +1,63 @@
 #include <stdio.h>
-
 #include "dct.h"
 
-int main(void) {
+#define ENCODE 0
+#define DECODE 1
+
+int main(int argc, char argv[]) {
 	int retval;
 	int workspace[DCTSIZE_BLOCK];
+	int type;
+	char *fileIn, *fileOut;
+	FILE *fI, *fO;
+
+
+  fI = fopen(fileIn,"rb");
+  if (fI == NULL) {
+    printf("unable to open the file",fileIn);
+    return 0;
+  }
+  fO = fopen(fileOut,"wb");
+  if (fO == NULL) {
+    printf("unable to open the file",fileOut);
+    return 0;
+  }
+
 
 	retval = 0;
-	
-	fdct(workspace);
-	
+	type = ENCODE;
+
+	switch(type) {
+	case ENCODE:
+		// RGB -> YUV
+
+		// Convert to 8x8
+
+		// DCT
+		fdct(workspace);
+
+		// ZZ
+
+		// Q
+
+		// VLC (huffman)
+
+	break;
+	case DECODE:
+		// VLD (huffman)
+
+		// IQ
+
+		// ZZ
+
+		// IDCT
+		//idct(workspace);
+		// Convert 8x8 to lines
+
+		// YUV -> RGB
+
+	break;
+	}
+
 	return retval;
 }