| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package android.hardware.hdmi; |
| |
| import android.annotation.NonNull; |
| import android.annotation.SystemApi; |
| import android.hardware.hdmi.HdmiRecordSources.RecordSource; |
| import android.hardware.hdmi.HdmiTimerRecordSources.TimerRecordSource; |
| import android.os.RemoteException; |
| import android.util.Log; |
| |
| import libcore.util.EmptyArray; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| /** |
| * HdmiTvClient represents HDMI-CEC logical device of type TV in the Android system |
| * which acts as TV/Display. It provides with methods that manage, interact with other |
| * devices on the CEC bus. |
| * |
| * @hide |
| */ |
| @SystemApi |
| public final class HdmiTvClient extends HdmiClient { |
| private static final String TAG = "HdmiTvClient"; |
| |
| /** |
| * Size of MHL register for vendor command |
| */ |
| public static final int VENDOR_DATA_SIZE = 16; |
| |
| /* package */ HdmiTvClient(IHdmiControlService service) { |
| super(service); |
| } |
| |
| // Factory method for HdmiTvClient. |
| // Declared package-private. Accessed by HdmiControlManager only. |
| /* package */ static HdmiTvClient create(IHdmiControlService service) { |
| return new HdmiTvClient(service); |
| } |
| |
| @Override |
| public int getDeviceType() { |
| return HdmiDeviceInfo.DEVICE_TV; |
| } |
| |
| /** |
| * Callback interface used to get the result of {@link #deviceSelect}. |
| */ |
| public interface SelectCallback { |
| /** |
| * Called when the operation is finished. |
| * |
| * @param result the result value of {@link #deviceSelect} |
| */ |
| void onComplete(int result); |
| } |
| |
| /** |
| * Selects a CEC logical device to be a new active source. |
| * |
| * @param logicalAddress logical address of the device to select |
| * @param callback callback to get the result with |
| * @throws {@link IllegalArgumentException} if the {@code callback} is null |
| */ |
| public void deviceSelect(int logicalAddress, @NonNull SelectCallback callback) { |
| if (callback == null) { |
| throw new IllegalArgumentException("callback must not be null."); |
| } |
| try { |
| mService.deviceSelect(logicalAddress, getCallbackWrapper(callback)); |
| } catch (RemoteException e) { |
| Log.e(TAG, "failed to select device: ", e); |
| } |
| } |
| |
| private static IHdmiControlCallback getCallbackWrapper(final SelectCallback callback) { |
| return new IHdmiControlCallback.Stub() { |
| @Override |
| public void onComplete(int result) { |
| callback.onComplete(result); |
| } |
| }; |
| } |
| |
| /** |
| * Selects a HDMI port to be a new route path. |
| * |
| * @param portId HDMI port to select |
| * @param callback callback to get the result with |
| * @throws {@link IllegalArgumentException} if the {@code callback} is null |
| */ |
| public void portSelect(int portId, @NonNull SelectCallback callback) { |
| if (callback == null) { |
| throw new IllegalArgumentException("Callback must not be null"); |
| } |
| try { |
| mService.portSelect(portId, getCallbackWrapper(callback)); |
| } catch (RemoteException e) { |
| Log.e(TAG, "failed to select port: ", e); |
| } |
| } |
| |
| /** |
| * Callback interface used to get the input change event. |
| */ |
| public interface InputChangeListener { |
| /** |
| * Called when the input was changed. |
| * |
| * @param info newly selected HDMI input |
| */ |
| void onChanged(HdmiDeviceInfo info); |
| } |
| |
| /** |
| * Sets the listener used to get informed of the input change event. |
| * |
| * @param listener listener object |
| */ |
| public void setInputChangeListener(InputChangeListener listener) { |
| if (listener == null) { |
| throw new IllegalArgumentException("listener must not be null."); |
| } |
| try { |
| mService.setInputChangeListener(getListenerWrapper(listener)); |
| } catch (RemoteException e) { |
| Log.e("TAG", "Failed to set InputChangeListener:", e); |
| } |
| } |
| |
| private static IHdmiInputChangeListener getListenerWrapper(final InputChangeListener listener) { |
| return new IHdmiInputChangeListener.Stub() { |
| @Override |
| public void onChanged(HdmiDeviceInfo info) { |
| listener.onChanged(info); |
| } |
| }; |
| } |
| |
| /** |
| * Returns all the CEC devices connected to TV. |
| * |
| * @return list of {@link HdmiDeviceInfo} for connected CEC devices. |
| * Empty list is returned if there is none. |
| */ |
| public List<HdmiDeviceInfo> getDeviceList() { |
| try { |
| return mService.getDeviceList(); |
| } catch (RemoteException e) { |
| Log.e("TAG", "Failed to call getDeviceList():", e); |
| return Collections.<HdmiDeviceInfo>emptyList(); |
| } |
| } |
| |
| /** |
| * Sets system audio volume |
| * |
| * @param oldIndex current volume index |
| * @param newIndex volume index to be set |
| * @param maxIndex maximum volume index |
| */ |
| public void setSystemAudioVolume(int oldIndex, int newIndex, int maxIndex) { |
| try { |
| mService.setSystemAudioVolume(oldIndex, newIndex, maxIndex); |
| } catch (RemoteException e) { |
| Log.e(TAG, "failed to set volume: ", e); |
| } |
| } |
| |
| /** |
| * Sets system audio mute status |
| * |
| * @param mute {@code true} if muted; otherwise, {@code false} |
| */ |
| public void setSystemAudioMute(boolean mute) { |
| try { |
| mService.setSystemAudioMute(mute); |
| } catch (RemoteException e) { |
| Log.e(TAG, "failed to set mute: ", e); |
| } |
| } |
| |
| /** |
| * Sets record listener |
| * |
| * @param listener |
| */ |
| public void setRecordListener(@NonNull HdmiRecordListener listener) { |
| if (listener == null) { |
| throw new IllegalArgumentException("listener must not be null."); |
| } |
| try { |
| mService.setHdmiRecordListener(getListenerWrapper(listener)); |
| } catch (RemoteException e) { |
| Log.e(TAG, "failed to set record listener.", e); |
| } |
| } |
| |
| /** |
| * Sends a <Standby> command to other device. |
| * |
| * @param deviceId device id to send the command to |
| */ |
| public void sendStandby(int deviceId) { |
| try { |
| mService.sendStandby(getDeviceType(), deviceId); |
| } catch (RemoteException e) { |
| Log.e(TAG, "sendStandby threw exception ", e); |
| } |
| } |
| |
| private static IHdmiRecordListener getListenerWrapper(final HdmiRecordListener callback) { |
| return new IHdmiRecordListener.Stub() { |
| @Override |
| public byte[] getOneTouchRecordSource(int recorderAddress) { |
| HdmiRecordSources.RecordSource source = |
| callback.onOneTouchRecordSourceRequested(recorderAddress); |
| if (source == null) { |
| return EmptyArray.BYTE; |
| } |
| byte[] data = new byte[source.getDataSize(true)]; |
| source.toByteArray(true, data, 0); |
| return data; |
| } |
| |
| @Override |
| public void onOneTouchRecordResult(int recorderAddress, int result) { |
| callback.onOneTouchRecordResult(recorderAddress, result); |
| } |
| |
| @Override |
| public void onTimerRecordingResult(int recorderAddress, int result) { |
| callback.onTimerRecordingResult(recorderAddress, |
| HdmiRecordListener.TimerStatusData.parseFrom(result)); |
| } |
| |
| @Override |
| public void onClearTimerRecordingResult(int recorderAddress, int result) { |
| callback.onClearTimerRecordingResult(recorderAddress, result); |
| } |
| }; |
| } |
| |
| /** |
| * Starts one touch recording with the given recorder address and recorder source. |
| * <p> |
| * Usage |
| * <pre> |
| * HdmiTvClient tvClient = ....; |
| * // for own source. |
| * OwnSource ownSource = HdmiRecordSources.ofOwnSource(); |
| * tvClient.startOneTouchRecord(recorderAddress, ownSource); |
| * </pre> |
| */ |
| public void startOneTouchRecord(int recorderAddress, @NonNull RecordSource source) { |
| if (source == null) { |
| throw new IllegalArgumentException("source must not be null."); |
| } |
| |
| try { |
| byte[] data = new byte[source.getDataSize(true)]; |
| source.toByteArray(true, data, 0); |
| mService.startOneTouchRecord(recorderAddress, data); |
| } catch (RemoteException e) { |
| Log.e(TAG, "failed to start record: ", e); |
| } |
| } |
| |
| /** |
| * Stops one touch record. |
| * |
| * @param recorderAddress recorder address where recoding will be stopped |
| */ |
| public void stopOneTouchRecord(int recorderAddress) { |
| try { |
| mService.stopOneTouchRecord(recorderAddress); |
| } catch (RemoteException e) { |
| Log.e(TAG, "failed to stop record: ", e); |
| } |
| } |
| |
| /** |
| * Starts timer recording with the given recoder address and recorder source. |
| * <p> |
| * Usage |
| * <pre> |
| * HdmiTvClient tvClient = ....; |
| * // create timer info |
| * TimerInfo timerInfo = HdmiTimerRecourdSources.timerInfoOf(...); |
| * // for digital source. |
| * DigitalServiceSource recordSource = HdmiRecordSources.ofDigitalService(...); |
| * // create timer recording source. |
| * TimerRecordSource source = HdmiTimerRecourdSources.ofDigitalSource(timerInfo, recordSource); |
| * tvClient.startTimerRecording(recorderAddress, source); |
| * </pre> |
| * |
| * @param recorderAddress target recorder address |
| * @param sourceType type of record source. It should be one of |
| * {@link HdmiControlManager#TIMER_RECORDING_TYPE_DIGITAL}, |
| * {@link HdmiControlManager#TIMER_RECORDING_TYPE_ANALOGUE}, |
| * {@link HdmiControlManager#TIMER_RECORDING_TYPE_EXTERNAL}. |
| * @param source record source to be used |
| */ |
| public void startTimerRecording(int recorderAddress, int sourceType, TimerRecordSource source) { |
| if (source == null) { |
| throw new IllegalArgumentException("source must not be null."); |
| } |
| |
| checkTimerRecordingSourceType(sourceType); |
| |
| try { |
| byte[] data = new byte[source.getDataSize()]; |
| source.toByteArray(data, 0); |
| mService.startTimerRecording(recorderAddress, sourceType, data); |
| } catch (RemoteException e) { |
| Log.e(TAG, "failed to start record: ", e); |
| } |
| } |
| |
| private void checkTimerRecordingSourceType(int sourceType) { |
| switch (sourceType) { |
| case HdmiControlManager.TIMER_RECORDING_TYPE_DIGITAL: |
| case HdmiControlManager.TIMER_RECORDING_TYPE_ANALOGUE: |
| case HdmiControlManager.TIMER_RECORDING_TYPE_EXTERNAL: |
| break; |
| default: |
| throw new IllegalArgumentException("Invalid source type:" + sourceType); |
| } |
| } |
| |
| /** |
| * Clears timer recording with the given recorder address and recording source. |
| * For more details, please refer {@link #startTimerRecording(int, int, TimerRecordSource)}. |
| */ |
| public void clearTimerRecording(int recorderAddress, int sourceType, TimerRecordSource source) { |
| if (source == null) { |
| throw new IllegalArgumentException("source must not be null."); |
| } |
| |
| checkTimerRecordingSourceType(sourceType); |
| try { |
| byte[] data = new byte[source.getDataSize()]; |
| source.toByteArray(data, 0); |
| mService.clearTimerRecording(recorderAddress, sourceType, data); |
| } catch (RemoteException e) { |
| Log.e(TAG, "failed to start record: ", e); |
| } |
| } |
| |
| /** |
| * Interface used to get incoming MHL vendor command. |
| */ |
| public interface HdmiMhlVendorCommandListener { |
| void onReceived(int portId, int offset, int length, byte[] data); |
| } |
| |
| /** |
| * Sets {@link HdmiMhlVendorCommandListener} to get incoming MHL vendor command. |
| * |
| * @param listener to receive incoming MHL vendor command |
| */ |
| public void setHdmiMhlVendorCommandListener(HdmiMhlVendorCommandListener listener) { |
| if (listener == null) { |
| throw new IllegalArgumentException("listener must not be null."); |
| } |
| try { |
| mService.addHdmiMhlVendorCommandListener(getListenerWrapper(listener)); |
| } catch (RemoteException e) { |
| Log.e(TAG, "failed to set hdmi mhl vendor command listener: ", e); |
| } |
| } |
| |
| private IHdmiMhlVendorCommandListener getListenerWrapper( |
| final HdmiMhlVendorCommandListener listener) { |
| return new IHdmiMhlVendorCommandListener.Stub() { |
| @Override |
| public void onReceived(int portId, int offset, int length, byte[] data) { |
| listener.onReceived(portId, offset, length, data); |
| } |
| }; |
| } |
| |
| /** |
| * Sends MHL vendor command to the device connected to a port of the given portId. |
| * |
| * @param portId id of port to send MHL vendor command |
| * @param offset offset in the in given data |
| * @param length length of data. offset + length should be bound to length of data. |
| * @param data container for vendor command data. It should be 16 bytes. |
| * @throws IllegalArgumentException if the given parameters are invalid |
| */ |
| public void sendMhlVendorCommand(int portId, int offset, int length, byte[] data) { |
| if (data == null || data.length != VENDOR_DATA_SIZE) { |
| throw new IllegalArgumentException("Invalid vendor command data."); |
| } |
| if (offset < 0 || offset >= VENDOR_DATA_SIZE) { |
| throw new IllegalArgumentException("Invalid offset:" + offset); |
| } |
| if (length < 0 || offset + length > VENDOR_DATA_SIZE) { |
| throw new IllegalArgumentException("Invalid length:" + length); |
| } |
| |
| try { |
| mService.sendMhlVendorCommand(portId, offset, length, data); |
| } catch (RemoteException e) { |
| Log.e(TAG, "failed to send vendor command: ", e); |
| } |
| } |
| } |