Hook up the CEC playback API to service internal logic. (7fe2ae0f) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/hdmi/HdmiCecController.java

+18 −7

Original line number	Diff line number	Diff line
		@@ -80,8 +80,8 @@ final class HdmiCecController {
		// A logical address of device is used as key of container.
		private final SparseArray<HdmiCecDeviceInfo> mDeviceInfos = new SparseArray<>();

		// Stores the local CEC devices in the system.
		private final ArrayList<HdmiCecLocalDevice> mLocalDevices = new ArrayList<>();
		// Stores the local CEC devices in the system. Device type is used for key.
		private final SparseArray<HdmiCecLocalDevice> mLocalDevices = new SparseArray<>();

		// Private constructor. Use HdmiCecController.create().
		private HdmiCecController() {
		@@ -131,7 +131,7 @@ final class HdmiCecController {
		// TODO: Consider restoring the local device addresses from persistent storage
		// to allocate the same addresses again if possible.
		device.setPreferredAddress(HdmiCec.ADDR_UNREGISTERED);
		mLocalDevices.add(device);
		mLocalDevices.put(type, device);
		device.init();
		}
		}
		@@ -289,6 +289,17 @@ final class HdmiCecController {
		return mDeviceInfos.get(logicalAddress);
		}

		/**
		* Return the locally hosted logical device of a given type.
		*
		* @param deviceType logical device type
		* @return {@link HdmiCecLocalDevice} instance if the instance of the type is available;
		* otherwise null.
		*/
		HdmiCecLocalDevice getLocalDevice(int deviceType) {
		return mLocalDevices.get(deviceType);
		}

		/**
		* Add a new logical address to the device. Device's HW should be notified
		* when a new logical address is assigned to a device, so that it can accept
		@@ -317,8 +328,8 @@ final class HdmiCecController {
		assertRunOnServiceThread();
		// TODO: consider to backup logical address so that new logical address
		// allocation can use it as preferred address.
		for (HdmiCecLocalDevice device : mLocalDevices) {
		device.clearAddress();
		for (int i = 0; i < mLocalDevices.size(); ++i) {
		mLocalDevices.valueAt(i).clearAddress();
		}
		nativeClearLogicalAddress(mNativePtr);
		}
		@@ -379,8 +390,8 @@ final class HdmiCecController {
		}

		private boolean isAllocatedLocalDeviceAddress(int address) {
		for (HdmiCecLocalDevice device : mLocalDevices) {
		if (device.isAddressOf(address)) {
		for (int i = 0; i < mLocalDevices.size(); ++i) {
		if (mLocalDevices.valueAt(i).isAddressOf(address)) {
		return true;
		}
		}

services/core/java/com/android/server/hdmi/HdmiControlService.java

+87 −10

Original line number	Diff line number	Diff line
		@@ -178,6 +178,16 @@ public final class HdmiControlService extends SystemService {
		});
		}

		// See if we have an action of a given type in progress.
		private <T extends FeatureAction> boolean hasAction(final Class<T> clazz) {
		for (FeatureAction action : mActions) {
		if (action.getClass().equals(clazz)) {
		return true;
		}
		}
		return false;
		}

		/**
		* Remove the given {@link FeatureAction} object from the action queue.
		*
		@@ -415,36 +425,95 @@ public final class HdmiControlService extends SystemService {
		}

		@Override
		public void oneTouchPlay(IHdmiControlCallback callback) {
		public void oneTouchPlay(final IHdmiControlCallback callback) {
		enforceAccessPermission();
		// TODO: Post a message for HdmiControlService#oneTouchPlay()
		runOnServiceThread(new Runnable() {
		@Override
		public void run() {
		HdmiControlService.this.oneTouchPlay(callback);
		}
		});
		}

		@Override
		public void queryDisplayStatus(IHdmiControlCallback callback) {
		public void queryDisplayStatus(final IHdmiControlCallback callback) {
		enforceAccessPermission();
		// TODO: Post a message for HdmiControlService#queryDisplayStatus()
		runOnServiceThread(new Runnable() {
		@Override
		public void run() {
		HdmiControlService.this.queryDisplayStatus(callback);
		}
		});
		}

		@Override
		public void addHotplugEventListener(IHdmiHotplugEventListener listener) {
		public void addHotplugEventListener(final IHdmiHotplugEventListener listener) {
		enforceAccessPermission();
		// TODO: Post a message for HdmiControlService#addHotplugEventListener()
		runOnServiceThread(new Runnable() {
		@Override
		public void run() {
		HdmiControlService.this.addHotplugEventListener(listener);
		}
		});
		}

		@Override
		public void removeHotplugEventListener(IHdmiHotplugEventListener listener) {
		public void removeHotplugEventListener(final IHdmiHotplugEventListener listener) {
		enforceAccessPermission();
		// TODO: Post a message for HdmiControlService#removeHotplugEventListener()
		runOnServiceThread(new Runnable() {
		@Override
		public void run() {
		HdmiControlService.this.removeHotplugEventListener(listener);
		}
		});
		}
		}

		private void oneTouchPlay(IHdmiControlCallback callback) {
		// TODO: Create a new action
		if (hasAction(OneTouchPlayAction.class)) {
		Slog.w(TAG, "oneTouchPlay already in progress");
		invokeCallback(callback, HdmiCec.RESULT_ALREADY_IN_PROGRESS);
		return;
		}
		HdmiCecLocalDevice source = mCecController.getLocalDevice(HdmiCec.DEVICE_PLAYBACK);
		if (source == null) {
		Slog.w(TAG, "Local playback device not available");
		invokeCallback(callback, HdmiCec.RESULT_SOURCE_NOT_AVAILABLE);
		return;
		}
		// TODO: Consider the case of multiple TV sets. For now we always direct the command
		// to the primary one.
		OneTouchPlayAction action = OneTouchPlayAction.create(this,
		source.getDeviceInfo().getLogicalAddress(),
		source.getDeviceInfo().getPhysicalAddress(), HdmiCec.ADDR_TV, callback);
		if (action == null) {
		Slog.w(TAG, "Cannot initiate oneTouchPlay");
		invokeCallback(callback, HdmiCec.RESULT_EXCEPTION);
		return;
		}
		addAndStartAction(action);
		}

		private void queryDisplayStatus(IHdmiControlCallback callback) {
		// TODO: Create a new action
		if (hasAction(DevicePowerStatusAction.class)) {
		Slog.w(TAG, "queryDisplayStatus already in progress");
		invokeCallback(callback, HdmiCec.RESULT_ALREADY_IN_PROGRESS);
		return;
		}
		HdmiCecLocalDevice source = mCecController.getLocalDevice(HdmiCec.DEVICE_PLAYBACK);
		if (source == null) {
		Slog.w(TAG, "Local playback device not available");
		invokeCallback(callback, HdmiCec.RESULT_SOURCE_NOT_AVAILABLE);
		return;
		}
		DevicePowerStatusAction action = DevicePowerStatusAction.create(this,
		source.getDeviceInfo().getLogicalAddress(), HdmiCec.ADDR_TV, callback);
		if (action == null) {
		Slog.w(TAG, "Cannot initiate queryDisplayStatus");
		invokeCallback(callback, HdmiCec.RESULT_EXCEPTION);
		return;
		}
		addAndStartAction(action);
		}

		private void addHotplugEventListener(IHdmiHotplugEventListener listener) {
		@@ -473,4 +542,12 @@ public final class HdmiControlService extends SystemService {
		mHotplugEventListeners.remove(listener);
		}
		}

		private void invokeCallback(IHdmiControlCallback callback, int result) {
		try {
		callback.onComplete(result);
		} catch (RemoteException e) {
		Slog.e(TAG, "Invoking callback failed:" + e);
		}
		}
		}