mjpeg: Use a more precise type for put_marker()

libavcodec/mjpeg.h

@@ -38,7 +38,7 @@
 #include "avcodec.h"
 
 /* JPEG marker codes */
-typedef enum {
+enum JpegMarker {
     /* start of frame */
     SOF0  = 0xc0,       /* baseline */
     SOF1  = 0xc1,       /* extended sequential, huffman */
@@ -117,7 +117,7 @@ typedef enum {
     TEM   = 0x01,       /* temporary private use for arithmetic coding */
 
     /* 0x02 -> 0xbf reserved */
-} JPEG_MARKER;
+};
 
 #define PREDICT(ret, topleft, top, left, predictor)\
     switch(predictor){\

libavcodec/mjpegenc.h

@@ -35,6 +35,7 @@
 
 #include <stdint.h>
 
+#include "mjpeg.h"
 #include "mpegvideo.h"
 #include "put_bits.h"
 
@@ -50,7 +51,7 @@ typedef struct MJpegContext {
     uint16_t huff_code_ac_chrominance[256];
 } MJpegContext;
 
-static inline void put_marker(PutBitContext *p, int code)
+static inline void put_marker(PutBitContext *p, enum JpegMarker code)
 {
     put_bits(p, 8, 0xff);
     put_bits(p, 8, code);