Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2014 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.server.hdmi; |
| 18 | |
| 19 | import android.annotation.Nullable; |
| 20 | import android.hardware.hdmi.IHdmiControlCallback; |
Jungshik Jang | 61f4fbd | 2014-08-06 19:21:12 +0900 | [diff] [blame] | 21 | import android.hardware.hdmi.HdmiDeviceInfo; |
Jinsuk Kim | c0c20d0 | 2014-07-04 14:34:31 +0900 | [diff] [blame] | 22 | import android.hardware.hdmi.HdmiControlManager; |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 23 | import android.os.RemoteException; |
| 24 | import android.util.Slog; |
| 25 | |
Jinsuk Kim | 72b7d73 | 2014-07-24 09:15:35 +0900 | [diff] [blame] | 26 | import com.android.server.hdmi.HdmiCecLocalDevice.ActiveSource; |
| 27 | |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 28 | /** |
| 29 | * Handles CEC command <Active Source>. |
Jungshik Jang | 79c58a4 | 2014-06-16 16:45:36 +0900 | [diff] [blame] | 30 | * <p> |
Jinsuk Kim | 8333571 | 2014-06-24 07:57:00 +0900 | [diff] [blame] | 31 | * Used by feature actions that need to handle the command in their flow. Only for TV |
| 32 | * local device. |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 33 | */ |
| 34 | final class ActiveSourceHandler { |
| 35 | private static final String TAG = "ActiveSourceHandler"; |
| 36 | |
Jinsuk Kim | 8333571 | 2014-06-24 07:57:00 +0900 | [diff] [blame] | 37 | private final HdmiCecLocalDeviceTv mSource; |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 38 | private final HdmiControlService mService; |
Jungshik Jang | 79c58a4 | 2014-06-16 16:45:36 +0900 | [diff] [blame] | 39 | @Nullable |
| 40 | private final IHdmiControlCallback mCallback; |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 41 | |
Jinsuk Kim | 8333571 | 2014-06-24 07:57:00 +0900 | [diff] [blame] | 42 | static ActiveSourceHandler create(HdmiCecLocalDeviceTv source, IHdmiControlCallback callback) { |
Jungshik Jang | 79c58a4 | 2014-06-16 16:45:36 +0900 | [diff] [blame] | 43 | if (source == null) { |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 44 | Slog.e(TAG, "Wrong arguments"); |
| 45 | return null; |
| 46 | } |
Jungshik Jang | 79c58a4 | 2014-06-16 16:45:36 +0900 | [diff] [blame] | 47 | return new ActiveSourceHandler(source, callback); |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 48 | } |
| 49 | |
Jinsuk Kim | 8333571 | 2014-06-24 07:57:00 +0900 | [diff] [blame] | 50 | private ActiveSourceHandler(HdmiCecLocalDeviceTv source, IHdmiControlCallback callback) { |
Jungshik Jang | 79c58a4 | 2014-06-16 16:45:36 +0900 | [diff] [blame] | 51 | mSource = source; |
| 52 | mService = mSource.getService(); |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 53 | mCallback = callback; |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * Handles the incoming active source command. |
| 58 | * |
Jinsuk Kim | 72b7d73 | 2014-07-24 09:15:35 +0900 | [diff] [blame] | 59 | * @param newActive new active source information |
Jinsuk Kim | bdf27fb | 2014-10-20 10:00:04 +0900 | [diff] [blame] | 60 | * @param deviceType device type of the new active source |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 61 | */ |
Jinsuk Kim | bdf27fb | 2014-10-20 10:00:04 +0900 | [diff] [blame] | 62 | void process(ActiveSource newActive, int deviceType) { |
Jinsuk Kim | 8333571 | 2014-06-24 07:57:00 +0900 | [diff] [blame] | 63 | // Seq #17 |
| 64 | HdmiCecLocalDeviceTv tv = mSource; |
Jungshik Jang | 61f4fbd | 2014-08-06 19:21:12 +0900 | [diff] [blame] | 65 | HdmiDeviceInfo device = mService.getDeviceInfo(newActive.logicalAddress); |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 66 | if (device == null) { |
Jinsuk Kim | bdf27fb | 2014-10-20 10:00:04 +0900 | [diff] [blame] | 67 | tv.startNewDeviceAction(newActive, deviceType); |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 68 | } |
| 69 | |
Jinsuk Kim | 4d43d93 | 2014-07-03 16:43:58 +0900 | [diff] [blame] | 70 | if (!tv.isProhibitMode()) { |
Jinsuk Kim | 04f813c | 2015-04-02 16:56:49 +0900 | [diff] [blame] | 71 | ActiveSource old = ActiveSource.of(tv.getActiveSource()); |
Jinsuk Kim | 72b7d73 | 2014-07-24 09:15:35 +0900 | [diff] [blame] | 72 | tv.updateActiveSource(newActive); |
Jinsuk Kim | 7c3a956 | 2014-08-01 11:07:42 +0900 | [diff] [blame] | 73 | boolean notifyInputChange = (mCallback == null); |
Jinsuk Kim | 04f813c | 2015-04-02 16:56:49 +0900 | [diff] [blame] | 74 | if (!old.equals(newActive)) { |
| 75 | tv.setPrevPortId(tv.getActivePortId()); |
| 76 | } |
Jinsuk Kim | 7c3a956 | 2014-08-01 11:07:42 +0900 | [diff] [blame] | 77 | tv.updateActiveInput(newActive.physicalAddress, notifyInputChange); |
Jinsuk Kim | c0c20d0 | 2014-07-04 14:34:31 +0900 | [diff] [blame] | 78 | invokeCallback(HdmiControlManager.RESULT_SUCCESS); |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 79 | } else { |
| 80 | // TV is in a mode that should keep its current source/input from |
| 81 | // being changed for its operation. Reclaim the active source |
| 82 | // or switch the port back to the one used for the current mode. |
Jinsuk Kim | 7c3a956 | 2014-08-01 11:07:42 +0900 | [diff] [blame] | 83 | ActiveSource current = tv.getActiveSource(); |
Jinsuk Kim | 72b7d73 | 2014-07-24 09:15:35 +0900 | [diff] [blame] | 84 | if (current.logicalAddress == getSourceAddress()) { |
| 85 | HdmiCecMessage activeSourceCommand = HdmiCecMessageBuilder.buildActiveSource( |
| 86 | current.logicalAddress, current.physicalAddress); |
| 87 | mService.sendCecCommand(activeSourceCommand); |
| 88 | tv.updateActiveSource(current); |
Jinsuk Kim | c0c20d0 | 2014-07-04 14:34:31 +0900 | [diff] [blame] | 89 | invokeCallback(HdmiControlManager.RESULT_SUCCESS); |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 90 | } else { |
Jinsuk Kim | 546d867 | 2014-11-24 07:30:54 +0900 | [diff] [blame] | 91 | tv.startRoutingControl(newActive.physicalAddress, current.physicalAddress, true, |
| 92 | mCallback); |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 93 | } |
| 94 | } |
| 95 | } |
| 96 | |
Jungshik Jang | 79c58a4 | 2014-06-16 16:45:36 +0900 | [diff] [blame] | 97 | private final int getSourceAddress() { |
| 98 | return mSource.getDeviceInfo().getLogicalAddress(); |
| 99 | } |
| 100 | |
Jinsuk Kim | a6ce770 | 2014-05-11 06:54:49 +0900 | [diff] [blame] | 101 | private void invokeCallback(int result) { |
| 102 | if (mCallback == null) { |
| 103 | return; |
| 104 | } |
| 105 | try { |
| 106 | mCallback.onComplete(result); |
| 107 | } catch (RemoteException e) { |
| 108 | Slog.e(TAG, "Callback failed:" + e); |
| 109 | } |
| 110 | } |
| 111 | } |