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Questions tagged [qtbluetooth]

QtBluetooth is a module from the Qt Toolkit which provides an API for connectivity between Bluetooth enabled devices.

Documentation can be found here (Qt5).

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Qt 6++ Bluetooth Pairing

Info: bluetooth-changes-qt6 The pairing agent related API was removed without replacement. This includes pairingConfirmation(bool), pairingDisplayPinCode(..) & pairingDisplayConfirmation(..). I would like to know: Why it has disappeared Even…
Afalsa
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How to connect bluetooth headset with Qt libraries and manage input/output audio streams

I have a simple application which should be able to connect a bluetooth headset on my embedded device. I'm using qt libraries (QBluetooth) to connect bluetooth device. Headset has been correctly paired but I don't know how to manage audio once the…
daniele86
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qt.bluetooth: Dummy backend running. Qt Bluetooth module is non-functional on Raspbian

This month, I attempted applying bluetooth server chat to Raspberry Pi and try connecting it with the EV3 bluetooth channel to send the communication code between two platforms. I'm using the Bluetooth server chat by using the example Qt Creator…
ChottiwattJ
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How to update advertisingdata in QT bluetooth advertising

I'm currently using qt for a project. I want to advertise the result of an asynchronous calculation via bluetooth advertisement. I'm setting up an advertisier like in a BluetoothAdvertisingClass like this void BLEServer::startAdvertising(QString…
Renji
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PyQt5: How do you call a method when there is a signal with the same name

I'm trying to use QBluetoothDeviceDiscoveryAgent via PyQt5. There is a signal name error. I have been able to successfully connect it (like this: self.error.connect(self.on_error)) and confirm that it is working. However, there is also a method…
David Lechner
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Qt Bluetooth Peripheral Segmentation Fault

I'm trying to advertise a Qt Bluetooth class in peripheral mode using the code given in this example directly from the Qt Documentation Page. I'm using Linux(Kubuntu 18.0.1) with C++ code. My Qt version is 5.7 with bluez version 5.48-0ubuntu3.1 My…
Renji
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QT Bluetooth Peripheral and Central role possible?

I'm running a programm on a Raspberry Pie which is based on QT and uses a bluetooth adapter to connect to some peripheral devices as a central role. I also have another device, which only can act as a Central bluetooth device and needs to be…
Renji
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SegemtationError with QT 5.7 and Bluez 5.47 ConnectDevice

I'm trying to get the following git running https://github.com/com2m/anki-overdrive-goes-iot/blob/master/Documentation.md#bluez5.42 when building it i encountered an error which seemed to be a bug in gcc 7. I followed Compile error when running make…
Renji
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BT5 multiroom connectivity

I would like to broadcast audio to multiroom devices using BT5 instead of wifi. I am a DJ/Sound engineer but have spoken to several engineers that have not been able to solve this issue.I would appreciate anyone chiming in to resolve this…
darrin bolden
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qmake no bluetooth

I Have a project that uses QT Bluetooth and i managed to compile it up until today Today when calling QMake I get Project MESSAGE: Warning: unknown QT: bluetooth the .pro file looks something like…
Renji
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How to print a `QString` using `QDebug`?

I need to write a terminal application that lists the available bluetooth devices nearby, here is my attempt at it: void findDevice() { QBluetoothLocalDevice localDevice; QString localDeviceName; localDeviceName= localDevice.name(); …
king lee
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