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/*
* 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 com.android.server.hdmi;
import static android.hardware.hdmi.HdmiControlManager.ONE_TOUCH_RECORD_CHECK_RECORDER_CONNECTION;
import static android.hardware.hdmi.HdmiControlManager.ONE_TOUCH_RECORD_RECORDING_ANALOGUE_SERVICE;
import static android.hardware.hdmi.HdmiControlManager.ONE_TOUCH_RECORD_RECORDING_CURRENTLY_SELECTED_SOURCE;
import static android.hardware.hdmi.HdmiControlManager.ONE_TOUCH_RECORD_RECORDING_DIGITAL_SERVICE;
import static android.hardware.hdmi.HdmiControlManager.ONE_TOUCH_RECORD_RECORDING_EXTERNAL_INPUT;
import android.util.Slog;
import com.android.server.hdmi.HdmiControlService.SendMessageCallback;
/**
* Feature action that performs one touch record.
*/
public class OneTouchRecordAction extends HdmiCecFeatureAction {
private static final String TAG = "OneTouchRecordAction";
// Timer out for waiting <Record Status> 120s
private static final int RECORD_STATUS_TIMEOUT_MS = 120000;
// State that waits for <Record Status> once sending <Record On>
private static final int STATE_WAITING_FOR_RECORD_STATUS = 1;
// State that describes recording in progress.
private static final int STATE_RECORDING_IN_PROGRESS = 2;
private final int mRecorderAddress;
private final byte[] mRecordSource;
OneTouchRecordAction(HdmiCecLocalDevice source, int recorderAddress, byte[] recordSource) {
super(source);
mRecorderAddress = recorderAddress;
mRecordSource = recordSource;
}
@Override
boolean start() {
sendRecordOn();
return true;
}
private void sendRecordOn() {
sendCommand(HdmiCecMessageBuilder.buildRecordOn(getSourceAddress(), mRecorderAddress,
mRecordSource),
new SendMessageCallback() {
@Override
public void onSendCompleted(int error) {
// if failed to send <Record On>, display error message and finish action.
if (error != Constants.SEND_RESULT_SUCCESS) {
tv().announceOneTouchRecordResult(
ONE_TOUCH_RECORD_CHECK_RECORDER_CONNECTION);
finish();
return;
}
mState = STATE_WAITING_FOR_RECORD_STATUS;
addTimer(mState, RECORD_STATUS_TIMEOUT_MS);
}
});
}
@Override
boolean processCommand(HdmiCecMessage cmd) {
if (mState != STATE_WAITING_FOR_RECORD_STATUS) {
return false;
}
switch (cmd.getOpcode()) {
case Constants.MESSAGE_RECORD_STATUS:
return handleRecordStatus(cmd);
}
return false;
}
private boolean handleRecordStatus(HdmiCecMessage cmd) {
// Only handle message coming from original recorder.
if (cmd.getSource() != mRecorderAddress) {
return false;
}
int recordStatus = cmd.getParams()[0];
tv().announceOneTouchRecordResult(recordStatus);
Slog.i(TAG, "Got record status:" + recordStatus + " from " + cmd.getSource());
// If recording started successfully, change state and keep this action until <Record Off>
// received. Otherwise, finish action.
switch (recordStatus) {
case ONE_TOUCH_RECORD_RECORDING_CURRENTLY_SELECTED_SOURCE:
case ONE_TOUCH_RECORD_RECORDING_DIGITAL_SERVICE:
case ONE_TOUCH_RECORD_RECORDING_ANALOGUE_SERVICE:
case ONE_TOUCH_RECORD_RECORDING_EXTERNAL_INPUT:
mState = STATE_RECORDING_IN_PROGRESS;
mActionTimer.clearTimerMessage();
break;
default:
finish();
break;
}
return true;
}
@Override
void handleTimerEvent(int state) {
if (mState != state) {
Slog.w(TAG, "Timeout in invalid state:[Expected:" + mState + ", Actual:" + state + "]");
return;
}
tv().announceOneTouchRecordResult(ONE_TOUCH_RECORD_CHECK_RECORDER_CONNECTION);
finish();
}
int getRecorderAddress() {
return mRecorderAddress;
}
}
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