public async Task <string> StopVideo()
{
// Stop recording
// ->{"msg_id":514,"token":1}
// <-{"rval":0,"msg_id":514,"param":"/tmp/fuse_d/DCIM/100MEDIA/SJCM0003.mp4"}
// <-{ "msg_id": 7, "type": "video_record_complete" ,"param":"/tmp/fuse_d/DCIM/100MEDIA/SJCM0003.mp4"}
UserStopVideoMessage UsrMsg = new UserStopVideoMessage(_token);
UserStopVideoMessageCodec UsrCodec = new UserStopVideoMessageCodec();
// Send the message
string MsgSent = await UsrCodec.Encode(UsrMsg);
if (await Send(MsgSent))
{
// Receive the echo message
string MsgReceived = await _CameraSocket.Receive();
CamParamMessageCodec CamEchoCodec = new CamParamMessageCodec();
CamParamMessage CamEchoMsg = await CamEchoCodec.Decode(MsgReceived);
if (CamEchoMsg.msg_id != UsrMsg.msg_id)
{
return(null);
}
//Receive the video completed message
MsgReceived = await _CameraSocket.Receive();
CamCaptureDoneMessageCodec CptrDoneCodec = new CamCaptureDoneMessageCodec();
CamCaptureDoneMessage CptrDoneMsg = await CptrDoneCodec.Decode(MsgReceived);
// Check if msg_id and type are the expected
if (CptrDoneMsg.msg_id != CamCaptureDoneMessage.msg_id_expected && !CptrDoneMsg.type.Equals(CamCaptureDoneMessage.video_expected))
{
return(null);
}
_recording = false;
// Return the location of the taken photo
return(GetMediaLocation(CptrDoneMsg.param));
}
return(null);
}
/// <summary>
/// Set the value of a parameter
/// </summary>
public async Task <bool> SetParamValue(string param, string value, string permission)
{
// If not settable request permission
if (!permission.Equals("settable"))
{
// If permission not granted/error return null
if (!await RequestPermission())
{
return(false);
}
}
// If everything ok continue
// Create the message
UserSetParamMessage UserMsg = new UserSetParamMessage(_token, param, value);
// Get the codec
UserSetParamMessageCodec UsrMsgCodec = new UserSetParamMessageCodec();
// Send the message
if (await Send(await UsrMsgCodec.Encode(UserMsg)))
{
// If sent, get the response
string MsgReceived = await _CameraSocket.Receive();
// Get the codec
CamParamMessageCodec CamMsgCodec = new CamParamMessageCodec();
// Decode the string
CamParamMessage CamMsg = await CamMsgCodec.Decode(MsgReceived);
if (CamMsg.rval != 0 || CamMsg.msg_id != UserMsg.msg_id)
{
return(false);
}
return(true);
}
// If there is a problem
return(false);
}
