fix timestamp of outgoing RTSP/RTP packets in case of aggregated access units (#2389)

internal/formatprocessor/ac3.go

@@ -55,7 +55,7 @@ func (t *formatProcessorAC3) ProcessUnit(uu unit.Unit) error { //nolint:dupl
 
 	ts := uint32(multiplyAndDivide(u.PTS, time.Duration(t.format.ClockRate()), time.Second))
 	for _, pkt := range pkts {
-		pkt.Timestamp = ts
+		pkt.Timestamp += ts
 	}
 
 	u.RTPPackets = pkts

internal/formatprocessor/av1.go

@@ -57,7 +57,7 @@ func (t *formatProcessorAV1) ProcessUnit(uu unit.Unit) error { //nolint:dupl
 
 	ts := uint32(multiplyAndDivide(u.PTS, time.Duration(t.format.ClockRate()), time.Second))
 	for _, pkt := range pkts {
-		pkt.Timestamp = ts
+		pkt.Timestamp += ts
 	}
 
 	u.RTPPackets = pkts

internal/formatprocessor/h264.go

@@ -226,7 +226,7 @@ func (t *formatProcessorH264) ProcessUnit(uu unit.Unit) error {
 
 		ts := uint32(multiplyAndDivide(u.PTS, time.Duration(t.format.ClockRate()), time.Second))
 		for _, pkt := range pkts {
-			pkt.Timestamp = ts
+			pkt.Timestamp += ts
 		}
 
 		u.RTPPackets = pkts

internal/formatprocessor/h265.go

@@ -245,7 +245,7 @@ func (t *formatProcessorH265) ProcessUnit(uu unit.Unit) error { //nolint:dupl
 
 		ts := uint32(multiplyAndDivide(u.PTS, time.Duration(t.format.ClockRate()), time.Second))
 		for _, pkt := range pkts {
-			pkt.Timestamp = ts
+			pkt.Timestamp += ts
 		}
 
 		u.RTPPackets = pkts

internal/formatprocessor/mpeg1_audio.go

@@ -55,7 +55,7 @@ func (t *formatProcessorMPEG1Audio) ProcessUnit(uu unit.Unit) error { //nolint:d
 
 	ts := uint32(multiplyAndDivide(u.PTS, time.Duration(t.format.ClockRate()), time.Second))
 	for _, pkt := range pkts {
-		pkt.Timestamp = ts
+		pkt.Timestamp += ts
 	}
 
 	u.RTPPackets = pkts

internal/formatprocessor/mpeg1_video.go

@@ -56,7 +56,7 @@ func (t *formatProcessorMPEG1Video) ProcessUnit(uu unit.Unit) error { //nolint:d
 
 	ts := uint32(multiplyAndDivide(u.PTS, time.Duration(t.format.ClockRate()), time.Second))
 	for _, pkt := range pkts {
-		pkt.Timestamp = ts
+		pkt.Timestamp += ts
 	}
 
 	u.RTPPackets = pkts

internal/formatprocessor/mpeg4_audio_generic.go

@@ -59,7 +59,7 @@ func (t *formatProcessorMPEG4AudioGeneric) ProcessUnit(uu unit.Unit) error { //n
 
 	ts := uint32(multiplyAndDivide(u.PTS, time.Duration(t.format.ClockRate()), time.Second))
 	for _, pkt := range pkts {
-		pkt.Timestamp = ts
+		pkt.Timestamp += ts
 	}
 
 	u.RTPPackets = pkts

internal/formatprocessor/mpeg4_audio_latm.go

@@ -55,7 +55,7 @@ func (t *formatProcessorMPEG4AudioLATM) ProcessUnit(uu unit.Unit) error { //noli
 
 	ts := uint32(multiplyAndDivide(u.PTS, time.Duration(t.format.ClockRate()), time.Second))
 	for _, pkt := range pkts {
-		pkt.Timestamp = ts
+		pkt.Timestamp += ts
 	}
 
 	u.RTPPackets = pkts

internal/formatprocessor/mpeg4_video.go

@@ -94,7 +94,7 @@ func (t *formatProcessorMPEG4Video) ProcessUnit(uu unit.Unit) error { //nolint:d
 
 		ts := uint32(multiplyAndDivide(u.PTS, time.Duration(t.format.ClockRate()), time.Second))
 		for _, pkt := range pkts {
-			pkt.Timestamp = ts
+			pkt.Timestamp += ts
 		}
 
 		u.RTPPackets = pkts

internal/formatprocessor/opus.go

@@ -60,7 +60,7 @@ func (t *formatProcessorOpus) ProcessUnit(uu unit.Unit) error { //nolint:dupl
 		}
 
 		ts := uint32(multiplyAndDivide(pts, time.Duration(t.format.ClockRate()), time.Second))
-		pkt.Timestamp = ts
+		pkt.Timestamp += ts
 
 		rtpPackets = append(rtpPackets, pkt)
 		pts += opus.PacketDuration(packet)

internal/formatprocessor/vp8.go

@@ -56,7 +56,7 @@ func (t *formatProcessorVP8) ProcessUnit(uu unit.Unit) error { //nolint:dupl
 
 	ts := uint32(multiplyAndDivide(u.PTS, time.Duration(t.format.ClockRate()), time.Second))
 	for _, pkt := range pkts {
-		pkt.Timestamp = ts
+		pkt.Timestamp += ts
 	}
 
 	u.RTPPackets = pkts

internal/formatprocessor/vp9.go

@@ -56,7 +56,7 @@ func (t *formatProcessorVP9) ProcessUnit(uu unit.Unit) error { //nolint:dupl
 
 	ts := uint32(multiplyAndDivide(u.PTS, time.Duration(t.format.ClockRate()), time.Second))
 	for _, pkt := range pkts {
-		pkt.Timestamp = ts
+		pkt.Timestamp += ts
 	}
 
 	u.RTPPackets = pkts