mts: remove gots packet conversion func, moved to iotsvc for local use

container/mts/mpegts.go

@@ -32,7 +32,6 @@ package mts
 
 import (
 	"fmt"
-	"unsafe"
 
 	"github.com/Comcast/gots/packet"
 	gotspsi "github.com/Comcast/gots/psi"
@@ -376,16 +375,6 @@ func asByte(b bool) byte {
 	return 0
 }
 
-// GotsPacket takes a byte slice and returns a Packet as defined in github.com/comcast/gots/packet.
-// TODO: replace this with a type conversion as described here: https://github.com/golang/go/issues/395
-// when it becomes available in Go 1.17.
-func GotsPacket(b []byte) *packet.Packet {
-	if len(b) != packet.PacketSize {
-		panic("invalid packet size")
-	}
-	return *(**packet.Packet)(unsafe.Pointer(&b))
-}
-
 type Option func(p *packet.Packet)
 
 // addAdaptationField adds an adaptation field to p, and applys the passed options to this field.

container/mts/mpegts_test.go

@@ -769,12 +769,3 @@ func TestFindPSI(t *testing.T) {
 		}
 	}
 }
-
-func TestGotsPacket(t *testing.T) {
-	b := make([]byte, 188)
-	p := GotsPacket(b)
-	p.SetPID(PIDAudio)
-	if p.PID() != PIDAudio {
-		t.Error("failed to set PID in gots Packet")
-	}
-}