Merge "Update doc for mixer attributes related API." into udc-dev (25f63b50) · Commits · e / os / android_frameworks_base

media/java/android/media/AudioManager.java

+6 −6

Original line number	Diff line number	Diff line
		@@ -9224,11 +9224,12 @@ public class AudioManager {
		// Preferred mixer attributes

		/**
		* Returns the {@link AudioMixerAttributes} that can be used to set as preferred mixe
		* Returns the {@link AudioMixerAttributes} that can be used to set as preferred mixer
		* attributes via {@link #setPreferredMixerAttributes(
		* AudioAttributes, AudioDeviceInfo, AudioMixerAttributes)}.
		* <p>Note that only USB devices are guaranteed to expose configurable mixer attributes, the
		* returned list may be empty when devices do not allow dynamic configuration.
		* <p>Note that only USB devices are guaranteed to expose configurable mixer attributes. An
		* empty list may be returned for all other types of devices as they may not allow dynamic
		* configuration.
		*
		* @param device the device to query
		* @return a list of {@link AudioMixerAttributes} that can be used as preferred mixer attributes
		@@ -9246,9 +9247,8 @@ public class AudioManager {
		/**
		* Configures the mixer attributes for a particular {@link AudioAttributes} over a given
		* {@link AudioDeviceInfo}.
		* <p>When constructing an {@link AudioMixerAttributes} for setting preferred mixer attributes,
		* the mixer format must be constructed from an {@link AudioProfile} that can be used to set
		* preferred mixer attributes.
		* <p>Call {@link #getSupportedMixerAttributes(AudioDeviceInfo)} to determine which mixer
		* attributes can be used with the given device.
		* <p>The ownership of preferred mixer attributes is recognized by uid. When a playback from the
		* same uid is routed to the given audio device when calling this API, the output mixer/stream
		* will be configured with the values previously set via this API.