/// <summary>
/// Get VideoStreamOperation.
/// </summary>
/// <param name="videoStreamOperation">The current VideoStreamOperation.</param>
/// <returns>The VideoStreamOperation.</returns>
internal static pjsua2.pjsua_call_vid_strm_op GetVideoStreamOperation(VideoStreamOperation videoStreamOperation)
{
// Select the srtp signaling.
switch (videoStreamOperation)
{
case VideoStreamOperation.PJSUA_CALL_VID_STRM_ADD:
return pjsua2.pjsua_call_vid_strm_op.PJSUA_CALL_VID_STRM_ADD;
case VideoStreamOperation.PJSUA_CALL_VID_STRM_CHANGE_CAP_DEV:
return pjsua2.pjsua_call_vid_strm_op.PJSUA_CALL_VID_STRM_CHANGE_CAP_DEV;
case VideoStreamOperation.PJSUA_CALL_VID_STRM_CHANGE_DIR:
return pjsua2.pjsua_call_vid_strm_op.PJSUA_CALL_VID_STRM_CHANGE_DIR;
case VideoStreamOperation.PJSUA_CALL_VID_STRM_NO_OP:
return pjsua2.pjsua_call_vid_strm_op.PJSUA_CALL_VID_STRM_NO_OP;
case VideoStreamOperation.PJSUA_CALL_VID_STRM_REMOVE:
return pjsua2.pjsua_call_vid_strm_op.PJSUA_CALL_VID_STRM_REMOVE;
case VideoStreamOperation.PJSUA_CALL_VID_STRM_SEND_KEYFRAME:
return pjsua2.pjsua_call_vid_strm_op.PJSUA_CALL_VID_STRM_SEND_KEYFRAME;
case VideoStreamOperation.PJSUA_CALL_VID_STRM_START_TRANSMIT:
return pjsua2.pjsua_call_vid_strm_op.PJSUA_CALL_VID_STRM_START_TRANSMIT;
case VideoStreamOperation.PJSUA_CALL_VID_STRM_STOP_TRANSMIT:
return pjsua2.pjsua_call_vid_strm_op.PJSUA_CALL_VID_STRM_STOP_TRANSMIT;
default:
return pjsua2.pjsua_call_vid_strm_op.PJSUA_CALL_VID_STRM_NO_OP;
}
}
/// <summary>
/// Add a new video stream.
/// </summary>
public void AddVideoStream()
{
// Set as tranmit.
VideoStreamOperation videoStreamOperation = VideoStreamOperation.PJSUA_CALL_VID_STRM_ADD;
// Set the video stream options.
CallSetVideoStreamParam callSetVideoStreamParam = new CallSetVideoStreamParam();
callSetVideoStreamParam.CaptureDevice = _mediaManager.GetVideoCaptureDeviceID();
callSetVideoStreamParam.Direction = MediaDirection.PJMEDIA_DIR_ENCODING_DECODING;
callSetVideoStreamParam.MediaIndex = -1;
// Start transmitting the capture.
_call.SetVideoStream(videoStreamOperation, callSetVideoStreamParam);
}
/// <summary>
/// Set the video stream direction.
/// </summary>
/// <param name="direction">The meadia stream direction.</param>
/// <param name="mediaIndex">The video media index, usually 1 unless a new video has been added.</param>
public void SetVideoStreamDirection(MediaDirection direction, int mediaIndex = 1)
{
if (_hasVideo)
{
// Set as tranmit.
VideoStreamOperation videoStreamOperation = VideoStreamOperation.PJSUA_CALL_VID_STRM_CHANGE_DIR;
// Set the video stream options.
CallSetVideoStreamParam callSetVideoStreamParam = new CallSetVideoStreamParam();
callSetVideoStreamParam.CaptureDevice = _mediaManager.GetVideoCaptureDeviceID();
callSetVideoStreamParam.Direction = direction;
callSetVideoStreamParam.MediaIndex = mediaIndex;
// Start transmitting the capture.
_call.SetVideoStream(videoStreamOperation, callSetVideoStreamParam);
}
}
/// <summary>
/// Set the video capture device id.
/// </summary>
/// <param name="captureDeviceID">The capture device id; default is -1.</param>
/// <param name="mediaIndex">The video media index, usually 1 unless a new video has been added.</param>
public void SetVideoCaptureDevice(int captureDeviceID = -1, int mediaIndex = 1)
{
if (_call != null)
{
if (_hasVideo)
{
// Set as tranmit.
VideoStreamOperation videoStreamOperation = VideoStreamOperation.PJSUA_CALL_VID_STRM_CHANGE_CAP_DEV;
// Set the video stream options.
CallSetVideoStreamParam callSetVideoStreamParam = new CallSetVideoStreamParam();
callSetVideoStreamParam.CaptureDevice = captureDeviceID;
callSetVideoStreamParam.Direction = MediaDirection.PJMEDIA_DIR_ENCODING_DECODING;
callSetVideoStreamParam.MediaIndex = mediaIndex;
// Start transmitting the capture.
_call.SetVideoStream(videoStreamOperation, callSetVideoStreamParam);
}
}
}
/// <summary>
/// Stop video capture transmit.
/// </summary>
/// <param name="mediaIndex">The video media index, usually 1 unless a new video has been added.</param>
public void StopVideoTransmit(int mediaIndex = 1)
{
if (_call != null)
{
if (_hasVideo)
{
// Set as tranmit.
VideoStreamOperation videoStreamOperation = VideoStreamOperation.PJSUA_CALL_VID_STRM_STOP_TRANSMIT;
// Set the video stream options.
CallSetVideoStreamParam callSetVideoStreamParam = new CallSetVideoStreamParam();
callSetVideoStreamParam.CaptureDevice = _mediaManager.GetVideoCaptureDeviceID();
callSetVideoStreamParam.Direction = MediaDirection.PJMEDIA_DIR_ENCODING_DECODING;
callSetVideoStreamParam.MediaIndex = mediaIndex;
// Start transmitting the capture.
_call.SetVideoStream(videoStreamOperation, callSetVideoStreamParam);
}
}
}
