Add DASH streams for VP9 transcoding (#3275)

vendor/github.com/zencoder/go-dash/v3/mpd/segment.go

@@ -0,0 +1,47 @@
+package mpd
+
+type SegmentBase struct {
+	Initialization           *URL     `xml:"Initialization,omitempty"`
+	RepresentationIndex      *URL     `xml:"RepresentationIndex,omitempty"`
+	Timescale                *uint32  `xml:"timescale,attr,omitempty"`
+	PresentationTimeOffset   *uint64  `xml:"presentationTimeOffset,attr,omitempty"`
+	IndexRange               *string  `xml:"indexRange,attr,omitempty"`
+	IndexRangeExact          *bool    `xml:"indexRangeExact,attr,omitempty"`
+	AvailabilityTimeOffset   *float32 `xml:"availabilityTimeOffset,attr,omitempty"`
+	AvailabilityTimeComplete *bool    `xml:"availabilityTimeComplete,attr,omitempty"`
+}
+
+type MultipleSegmentBase struct {
+	SegmentBase
+	SegmentTimeline    *SegmentTimeline `xml:"SegmentTimeline,omitempty"`
+	BitstreamSwitching *URL             `xml:"BitstreamSwitching,omitempty"`
+	Duration           *uint32          `xml:"duration,attr,omitempty"`
+	StartNumber        *uint32          `xml:"startNumber,attr,omitempty"`
+}
+
+type SegmentList struct {
+	MultipleSegmentBase
+	SegmentURLs []*SegmentURL `xml:"SegmentURL,omitempty"`
+}
+
+type SegmentURL struct {
+	Media      *string `xml:"media,attr,omitempty"`
+	MediaRange *string `xml:"mediaRange,attr,omitempty"`
+	Index      *string `xml:"index,attr,omitempty"`
+	IndexRange *string `xml:"indexRange,attr,omitempty"`
+}
+
+type SegmentTimeline struct {
+	Segments []*SegmentTimelineSegment `xml:"S,omitempty"`
+}
+
+type SegmentTimelineSegment struct {
+	StartTime   *uint64 `xml:"t,attr,omitempty"`
+	Duration    uint64  `xml:"d,attr"`
+	RepeatCount *int    `xml:"r,attr,omitempty"`
+}
+
+type URL struct {
+	SourceURL *string `xml:"sourceURL,attr,omitempty"`
+	Range     *string `xml:"range,attr,omitempty"`
+}