oggvorbis support patch by (Mark Hills <mark at pogo dot org dot uk>)

Originally committed as revision 896 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/allcodecs.c

@@ -38,6 +38,9 @@ void avcodec_register_all(void)
     register_avcodec(&mp2_encoder);
 #ifdef CONFIG_MP3LAME
     register_avcodec(&mp3lame_encoder);
+#endif
+#ifdef CONFIG_VORBIS
+    register_avcodec(&oggvorbis_encoder);
 #endif
     register_avcodec(&mpeg1video_encoder);
     register_avcodec(&h263_encoder);