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Seek time and Change Playback speed [PLAY functions] #112

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Seek time and Change Playback speed [PLAY functions] #112

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c9fce35
[update] seek time and Change Playback speed PLAY functions
chaymankala Oct 31, 2024
cec6360
[fix] Range needs endtime too
chaymankala Dec 24, 2024
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33 changes: 33 additions & 0 deletions format/rtspv2/client.go
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Original file line number Diff line number Diff line change
Expand Up @@ -387,6 +387,39 @@ func ReplayDial(options RTSPClientOptions, startTime string) (*RTSPClient, error
return client, nil
}

func (client *RTSPClient) SeekTime(startTime string, scale float64, endTime string) error {
// Prepare new PLAY request headers
scaleStr := fmt.Sprintf("%.6f", scale)
headers := map[string]string{
"Require": "onvif-replay",
"Scale": scaleStr,
"Range": "clock=" + startTime + "-" + endTime}
// Send the PLAY request with the new scale
err := client.request(PLAY, headers, client.control, false, true)
if err != nil {
client.Println("Failed to Change SEEKTIME", err)
return fmt.Errorf("failed to change speed: %w", err)
}
return nil
}

func (client *RTSPClient) ChangeSpeed(scale float64) error {
// Convert scale to string format
scaleStr := fmt.Sprintf("%.6f", scale)
// Prepare new PLAY request headers
headers := map[string]string{
"Require": "onvif-replay",
"Scale": scaleStr,
"Speed": "1.000000"}
// Send the PLAY request with the new scale
err := client.request(PLAY, headers, client.control, false, true)
if err != nil {
return fmt.Errorf("failed to change speed: %w", err)
}
client.Println("Speed changed to scale:", scale)
return nil
}

func (client *RTSPClient) ControlTrack(track string) string {
if strings.Contains(track, "rtsp://") {
return track
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