Rename the RTP muxer sources so that the packetisation functions are in

rtpenc_*.c files.

Originally committed as revision 21284 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavformat/Makefile

@@ -201,10 +201,10 @@ OBJS-$(CONFIG_ROQ_DEMUXER)               += idroq.o
 OBJS-$(CONFIG_ROQ_MUXER)                 += raw.o
 OBJS-$(CONFIG_RPL_DEMUXER)               += rpl.o
 OBJS-$(CONFIG_RTP_MUXER)                 += rtp.o         \
-                                            rtp_aac.o     \
-                                            rtp_amr.o     \
-                                            rtp_h263.o    \
-                                            rtp_mpv.o     \
+                                            rtpenc_aac.o     \
+                                            rtpenc_amr.o     \
+                                            rtpenc_h263.o    \
+                                            rtpenc_mpv.o     \
                                             rtpenc.o      \
                                             rtpenc_h264.o \
                                             avc.o