/* * 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; /** * 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"; // Definitions used for setOption(). These should be in sync with the definition // in hardware/libhardware/include/hardware/{hdmi_cec.h,mhl.h}. /** * TV gets turned on by incoming <Text/Image View On>. {@code ENABLED} by default. * If set to {@code DISABLED}, TV won't turn on automatically. */ public static final int OPTION_CEC_AUTO_WAKEUP = 1; /** * If set to {@code DISABLED}, all CEC commands are discarded. * *

This option is for internal use only, not supposed to be used by other components. * @hide */ public static final int OPTION_CEC_ENABLE = 2; /** * If set to {@code DISABLED}, system service yields control of CEC to sub-microcontroller. * If {@code ENABLED}, it take the control back. * *

This option is for internal use only, not supposed to be used by other components. * @hide */ public static final int OPTION_CEC_SERVICE_CONTROL = 3; /** * Put other devices to standby when TV goes to standby. {@code ENABLED} by default. * If set to {@code DISABLED}, TV doesn't send <Standby> to other devices. */ public static final int OPTION_CEC_AUTO_DEVICE_OFF = 4; /** If set to {@code DISABLED}, TV does not switch ports when mobile device is connected. */ public static final int OPTION_MHL_INPUT_SWITCHING = 101; /** If set to {@code ENABLED}, TV disables power charging for mobile device. */ public static final int OPTION_MHL_POWER_CHARGE = 102; /** * If set to {@code DISABLED}, all MHL commands are discarded. * *

This option is for internal use only, not supposed to be used by other components. * @hide */ public static final int OPTION_MHL_ENABLE = 103; public static final int DISABLED = 0; public static final int ENABLED = 1; HdmiTvClient(IHdmiControlService service) { super(service); } // Factory method for HdmiTvClient. // Declared package-private. Accessed by HdmiControlManager only. static HdmiTvClient create(IHdmiControlService service) { return new HdmiTvClient(service); } @Override public int getDeviceType() { return HdmiCecDeviceInfo.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); } /** * Select 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); } } /** * Select 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); } } /** * Set 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); } } /** * Set 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); } } /** * Set 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); } } /** * Start one touch recording with the given recorder address and recorder source. *

* Usage *

     * HdmiTvClient tvClient = ....;
     * // for own source.
     * OwnSource ownSource = ownHdmiRecordSources.ownSource();
     * tvClient.startOneTouchRecord(recorderAddress, ownSource);
     * 
*/ 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); } } /** * Stop 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); } } /** * Start timer recording with the given recoder address and recorder source. *

* Usage *

     * 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);
     * 
* * @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); } } /** * Clear 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); } } private static IHdmiControlCallback getCallbackWrapper(final SelectCallback callback) { return new IHdmiControlCallback.Stub() { @Override public void onComplete(int result) { callback.onComplete(result); } }; } private static IHdmiRecordListener getListenerWrapper(final HdmiRecordListener callback) { return new IHdmiRecordListener.Stub() { @Override public byte[] getOneTouchRecordSource(int recorderAddress) { HdmiRecordSources.RecordSource source = callback.getOneTouchRecordSource(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 result) { callback.onOneTouchRecordResult(result); } @Override public void onTimerRecordingResult(int result) { callback.onTimerRecordingResult( HdmiRecordListener.TimerStatusData.parseFrom(result)); } @Override public void onClearTimerRecordingResult(int result) { callback.onClearTimerRecordingResult(result); } }; } }