Fixes:

rv10.c:494: warning: implicit declaration of function ‘ff_mpeg4_init_direct_mv’

Approved by Michael.

Originally committed as revision 6595 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/mpegvideo.h

@@ -892,6 +892,7 @@ int ff_mpeg4_decode_partitions(MpegEncContext *s);
 int ff_mpeg4_get_video_packet_prefix_length(MpegEncContext *s);
 int ff_h263_resync(MpegEncContext *s);
 int ff_h263_get_gob_height(MpegEncContext *s);
+void ff_mpeg4_init_direct_mv(MpegEncContext *s);
 int ff_mpeg4_set_direct_mv(MpegEncContext *s, int mx, int my);
 int ff_h263_round_chroma(int x);
 void ff_h263_encode_motion(MpegEncContext * s, int val, int f_code);