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| author | Phil Burk <philburk@google.com> | 2015-10-13 18:36:13 +0000 |
|---|---|---|
| committer | Android (Google) Code Review <android-gerrit@google.com> | 2015-10-13 18:36:13 +0000 |
| commit | 8e82755dfdfee837cb73d3db3f6319301d2a5903 (patch) | |
| tree | b770bbd4643389562439c2bc5b3ae088235c5c6b /media | |
| parent | 977fe03b36a7783f9cee8497efe550a69b128473 (diff) | |
| parent | af3e489c1ee3e1017d8aca53a1cf6c683b88ecc2 (diff) | |
| download | frameworks_base-8e82755dfdfee837cb73d3db3f6319301d2a5903.zip frameworks_base-8e82755dfdfee837cb73d3db3f6319301d2a5903.tar.gz frameworks_base-8e82755dfdfee837cb73d3db3f6319301d2a5903.tar.bz2 | |
Merge "BluetoothMidiDevice: change write type to support JamStik" into mnc-dr-dev
Diffstat (limited to 'media')
| -rw-r--r-- | media/packages/BluetoothMidiService/src/com/android/bluetoothmidiservice/BluetoothMidiDevice.java | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/media/packages/BluetoothMidiService/src/com/android/bluetoothmidiservice/BluetoothMidiDevice.java b/media/packages/BluetoothMidiService/src/com/android/bluetoothmidiservice/BluetoothMidiDevice.java index e6d59e4..444705c 100644 --- a/media/packages/BluetoothMidiService/src/com/android/bluetoothmidiservice/BluetoothMidiDevice.java +++ b/media/packages/BluetoothMidiService/src/com/android/bluetoothmidiservice/BluetoothMidiDevice.java @@ -147,14 +147,22 @@ public final class BluetoothMidiDevice { // switch to receiving notifications after initial characteristic read mBluetoothGatt.setCharacteristicNotification(characteristic, true); + // Use writeType that requests acknowledgement. + // This improves compatibility with various BLE-MIDI devices. + int originalWriteType = characteristic.getWriteType(); + characteristic.setWriteType(BluetoothGattCharacteristic.WRITE_TYPE_DEFAULT); + BluetoothGattDescriptor descriptor = characteristic.getDescriptor( CLIENT_CHARACTERISTIC_CONFIG); if (descriptor != null) { descriptor.setValue(BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE); - mBluetoothGatt.writeDescriptor(descriptor); + boolean result = mBluetoothGatt.writeDescriptor(descriptor); + Log.d(TAG, "writeDescriptor returned " + result); } else { Log.e(TAG, "No CLIENT_CHARACTERISTIC_CONFIG for device " + mBluetoothDevice); } + + characteristic.setWriteType(originalWriteType); } @Override |