Fill AVRCP queue Metadata with MediaController Metadata (6c18b5c3) · Commits · e / os / android_packages_modules_Bluetooth

android/app/src/com/android/bluetooth/audio_util/MediaPlayerWrapper.java

+17 −0

Original line number	Diff line number	Diff line
		@@ -131,6 +131,23 @@ public class MediaPlayerWrapper {
		}

		List<Metadata> getCurrentQueue() {
		// MediaSession#QueueItem's MediaDescription doesn't necessarily include media duration,
		// so the playing media info metadata should be obtained by the MediaController.
		// MediaSession doesn't include the Playlist Metadata, only the current song one.
		Metadata mediaPlayingMetadata = getCurrentMetadata();

		// The queue metadata is built with QueueId in place of MediaId, so we can't compare it.
		// MediaDescription is usually compared via its title, artist and album.
		if (mediaPlayingMetadata != null) {
		for (Metadata metadata : mCurrentData.queue) {
		if (metadata.title.equals(mediaPlayingMetadata.title)
		&& metadata.artist.equals(mediaPlayingMetadata.artist)
		&& metadata.album.equals(mediaPlayingMetadata.album)) {
		// Replace default values by MediaController non default values.
		metadata.replaceDefaults(mediaPlayingMetadata);
		}
		}
		}
		return mCurrentData.queue;
		}

android/app/src/com/android/bluetooth/audio_util/helpers/Metadata.java

+47 −0

Original line number	Diff line number	Diff line
		@@ -64,6 +64,14 @@ public class Metadata implements Cloneable {
		if (!Objects.equals(album, m.album)) return false;
		if (!Objects.equals(trackNum, m.trackNum)) return false;
		if (!Objects.equals(numTracks, m.numTracks)) return false;
		if (!Objects.equals(genre, m.genre)) return false;
		if (!Objects.equals(duration, m.duration)) return false;
		// Actual image comparisons have shown to be very expensive. Since it's rare that
		// an application changes the cover artwork between multiple images once it's not
		// null anymore, we just look for changes between "something" and "nothing".
		if ((image == null && m.image != null) \|\| (image != null && m.image == null)) {
		return false;
		}
		return true;
		}

		@@ -80,6 +88,45 @@ public class Metadata implements Cloneable {
		+ " trackPosition=" + trackNum + "/" + numTracks + " image=" + image + " }";
		}

		/**
		* Replaces default values by {@code filledMetadata} non default values.
		*/
		public void replaceDefaults(Metadata filledMetadata) {
		if (filledMetadata == null) {
		return;
		}

		Metadata empty = Util.empty_data();

		if (empty.mediaId.equals(mediaId)) {
		mediaId = filledMetadata.mediaId;
		}
		if (empty.title.equals(title)) {
		title = filledMetadata.title;
		}
		if (empty.artist.equals(artist)) {
		artist = filledMetadata.artist;
		}
		if (empty.album.equals(album)) {
		album = filledMetadata.album;
		}
		if (empty.trackNum.equals(trackNum)) {
		trackNum = filledMetadata.trackNum;
		}
		if (empty.numTracks.equals(numTracks)) {
		numTracks = filledMetadata.numTracks;
		}
		if (empty.genre.equals(genre)) {
		genre = filledMetadata.genre;
		}
		if (empty.duration.equals(duration)) {
		duration = filledMetadata.duration;
		}
		if (image == null) {
		image = filledMetadata.image;
		}
		}

		/**
		* A Builder object to populate a Metadata from various different Media Framework objects
		*/

android/app/tests/unit/src/com/android/bluetooth/audio_util/MediaPlayerWrapperTest.java

+29 −2

Original line number	Diff line number	Diff line
		@@ -412,17 +412,44 @@ public class MediaPlayerWrapperTest {
		MediaPlayerWrapperFactory.wrap(mMockContext, mMockController, mThread.getLooper());
		wrapper.registerCallback(mTestCbs);

		// Remove the current metadata so it does not override the default duration.
		doReturn(null).when(mMockController).getMetadata();

		// Call getCurrentQueue() multiple times.
		for (int i = 0; i < 3; i++) {
		Assert.assertEquals(wrapper.getCurrentQueue(),
		Util.toMetadataList(mMockContext, getQueueFromDescriptions(mTestQueue)));
		Assert.assertEquals(
		Util.toMetadataList(mMockContext, getQueueFromDescriptions(mTestQueue)),
		wrapper.getCurrentQueue());
		}

		doReturn(mTestMetadata.build()).when(mMockController).getMetadata();

		// Verify that getQueue() was only called twice. Once on creation and once during
		// registration
		verify(mMockController, times(2)).getQueue();
		}

		/*
		* This test checks if the currently playing song queue duration is completed
		* by the MediaController Metadata.
		*/
		@Test
		public void testQueueMetadata() {
		MediaPlayerWrapper wrapper =
		MediaPlayerWrapperFactory.wrap(mMockContext, mMockController, mThread.getLooper());

		doReturn(null).when(mMockController).getMetadata();
		Assert.assertFalse(Util.toMetadata(mMockContext, mTestMetadata.build()).duration
		.equals(wrapper.getCurrentQueue().get(0).duration));
		doReturn(mTestMetadata.build()).when(mMockController).getMetadata();
		Assert.assertEquals(Util.toMetadata(mMockContext, mTestMetadata.build()).duration,
		wrapper.getCurrentQueue().get(0).duration);
		// The MediaController Metadata should still not be equal to the queue
		// as the track count is different and should not be overridden.
		Assert.assertFalse(Util.toMetadata(mMockContext, mTestMetadata.build())
		.equals(wrapper.getCurrentQueue().get(0)));
		}

		/*
		* This test sends repeated Playback State updates that only have a short
		* position update change to see if they get debounced.