Rename media.go -> rtctrack.go

Relates to #312

rtctrack.go

@@ -0,0 +1,22 @@
+package webrtc
+
+import (
+	"github.com/pions/webrtc/pkg/media"
+	"github.com/pions/webrtc/pkg/rtcp"
+	"github.com/pions/webrtc/pkg/rtp"
+)
+
+// RTCTrack represents a track that is communicated
+type RTCTrack struct {
+	ID          string
+	PayloadType uint8
+	Kind        RTCRtpCodecType
+	Label       string
+	Ssrc        uint32
+	Codec       *RTCRtpCodec
+	Packets     <-chan *rtp.Packet
+	RTCPPackets <-chan rtcp.Packet
+	Samples     chan<- media.RTCSample
+	RawRTP      chan<- *rtp.Packet
+	isRawRTP    bool
+}