Merge pull request #139 from jheitz200/nielsen_feature

Support Nielsen SDK

Author: mikereedell

psi/pmt_test.go

@@ -76,6 +76,10 @@ func (es *testPmtElementaryStream) IsSCTE35Content() bool {
 	return false
 }
 
+func (es *testPmtElementaryStream) IsID3Content() bool {
+	return false
+}
+
 func (es *testPmtElementaryStream) IsStreamWherePresentationLagsEbp() bool {
 	return es.presentationLagsEbp
 }

psi/pmtstreamtype.go

@@ -38,6 +38,8 @@ const (
 	PmtStreamTypeEc3 uint8 = 135 // DD+
 
 	PmtStreamTypeScte35 uint8 = 134 // SCTE-35
+
+	PmtStreamTypeID3 uint8 = 21 // Nielsen ID3
 )
 
 // PmtStreamType is used to represent elementary steam type inside a PMT
@@ -48,6 +50,7 @@ type PmtStreamType interface {
 	IsAudioContent() bool
 	IsVideoContent() bool
 	IsSCTE35Content() bool
+	IsID3Content() bool
 }
 type pmtStreamType struct {
 	code                uint8
@@ -84,6 +87,10 @@ func (st pmtStreamType) IsSCTE35Content() bool {
 	return st.code == PmtStreamTypeScte35
 }
 
+func (st pmtStreamType) IsID3Content() bool {
+	return st.code == PmtStreamTypeID3
+}
+
 func (st pmtStreamType) String() string {
 	return fmt.Sprintf("streamType=%d", st.code)
 }