Merge "mididocs: clarify direction and add BLE-MIDI link" (2f072ad2) · Commits · e / os / android_frameworks_base

media/java/android/media/midi/package.html

+8 −5

Original line number	Diff line number	Diff line
		@@ -138,9 +138,10 @@ int numOutputs = info.getOutputPortCount();
		</pre>


		<p>Note that “input” and “output” are from the standpoint of the device. So a
		synthesizer will have an “input” port that receives messages. A keyboard will
		have an “output” port that sends messages.</p>
		<p>Note that “input” and “output” directions reflect the point of view
		of the MIDI device itself, not your app.
		For example, to send MIDI notes to a synthesizer, open the synth's INPUT port.
		To receive notes from a keyboard, open the keyboard's OUTPUT port.</p>

		<p>The MidiDeviceInfo has a bundle of properties.</p>

		@@ -359,8 +360,10 @@ public class MidiSynthDeviceService extends MidiDeviceService {
		<p>MIDI devices can be connected to Android using Bluetooth LE.</p>

		<p>Before using the device, the app must scan for available BTLE devices and then allow
		the user to connect. An example program
		will be provided so look for it on the Android developer website.</p>
		the user to connect.
		See the Android developer website for an
		<a href="https://source.android.com/devices/audio/midi_test#apps" target="_blank">example
		program</a>.</p>

		<h2 id=btle_location_permissions>Request Location Permission for BTLE</h2>