diff --git a/libavcodec/h261dec.c b/libavcodec/h261dec.c
index e47bc00a71..32d41903e7 100644
--- a/libavcodec/h261dec.c
+++ b/libavcodec/h261dec.c
@@ -37,6 +37,10 @@
 #include "mpegvideodec.h"
 #include "h261.h"
 
+#define SLICE_OK         0
+#define SLICE_ERROR     -1
+#define SLICE_END       -2 ///<end marker found
+
 #define H261_MBA_VLC_BITS 8
 #define H261_MTYPE_VLC_BITS 6
 #define H261_MV_VLC_BITS 7
diff --git a/libavcodec/h263dec.h b/libavcodec/h263dec.h
index 90340a59bd..0c6228f9d9 100644
--- a/libavcodec/h263dec.h
+++ b/libavcodec/h263dec.h
@@ -73,6 +73,10 @@ typedef struct H263DecContext {
     int rv10_first_dc_coded[3];
 
     int (*decode_mb)(struct H263DecContext *h);
+#define SLICE_OK         0
+#define SLICE_ERROR     -1
+#define SLICE_END       -2 ///<end marker found
+#define SLICE_NOEND     -3 ///<no end marker or error found but mb count exceeded
 
     GetBitContext last_resync_gb;    ///< used to search for the next resync marker
 
diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h
index 4c5f034690..9318801019 100644
--- a/libavcodec/mpegvideo.h
+++ b/libavcodec/mpegvideo.h
@@ -285,11 +285,6 @@ typedef struct MpegEncContext {
     int interlaced_dct;
     int first_field;         ///< is 1 for the first field of a field picture 0 otherwise
 
-#define SLICE_OK         0
-#define SLICE_ERROR     -1
-#define SLICE_END       -2 ///<end marker found
-#define SLICE_NOEND     -3 ///<no end marker or error found but mb count exceeded
-
     void (*dct_unquantize_intra)(struct MpegEncContext *s, // unquantizer to use (MPEG-4 can use both)
                            int16_t *block/*align 16*/, int n, int qscale);
     void (*dct_unquantize_inter)(struct MpegEncContext *s, // unquantizer to use (MPEG-4 can use both)