Try coreplayer as it supports symbian S60 3rd (Nokia N95) but you have to pay £$ but i know the n95 8gb uses realplayer what comes with the phone.
Streaming Formats
HTTP, UDP, UDP Multicast, UDP Unicast, RDP, RTP. RTSP, RTCP (keep alive), ASX, ASF, Multicast, HTTP Tunneling
Audio Formats:
MP3, MP2, AAC, MKA, WMA, Midi*, WAV, OGG, Speex, WAVPACK, TTA, FLAC, MPC, AMR, ADPCM, ALaw, MuLaw, G.729, GSM
Video Formats:
H.264 (AVC), AVCHD, MKV, MPEG-1, MPEG-4 part 2 (ASP), DivX, XviD, WMV*, Theora*, Dirac*, MJPEG, MSVIDEO1
Container Formats:
Flash/FLV, Matroska, ASF, ASX, AVI, PS, M2TS, TS, 3GPP, MOV, MPEG-4, OGM, NSV[/b]
http://www.coreplayer.com
But im sure someone can help you there as i have copyed the formats it takes.
Francis