diff --git a/libavcodec/mpeg12enc.c b/libavcodec/mpeg12enc.c
index 01cfd1c1fa..c3df924b64 100644
--- a/libavcodec/mpeg12enc.c
+++ b/libavcodec/mpeg12enc.c
@@ -83,6 +83,12 @@ typedef struct MPEG12EncContext {
     int a53_cc;
     int seq_disp_ext;
     int video_format;
+#define VIDEO_FORMAT_COMPONENT   0
+#define VIDEO_FORMAT_PAL         1
+#define VIDEO_FORMAT_NTSC        2
+#define VIDEO_FORMAT_SECAM       3
+#define VIDEO_FORMAT_MAC         4
+#define VIDEO_FORMAT_UNSPECIFIED 5
 } MPEG12EncContext;
 
 #define A53_MAX_CC_COUNT 0x1f
diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h
index 1ddf8034aa..daaa7c95b4 100644
--- a/libavcodec/mpegvideo.h
+++ b/libavcodec/mpegvideo.h
@@ -445,12 +445,6 @@ typedef struct MpegEncContext {
     int brd_scale;
     int intra_vlc_format;
     int alternate_scan;
-#define VIDEO_FORMAT_COMPONENT   0
-#define VIDEO_FORMAT_PAL         1
-#define VIDEO_FORMAT_NTSC        2
-#define VIDEO_FORMAT_SECAM       3
-#define VIDEO_FORMAT_MAC         4
-#define VIDEO_FORMAT_UNSPECIFIED 5
     int repeat_first_field;
     int chroma_420_type;
     int chroma_format;