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/*
* Copyright (C) 2016 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.tv.tuner.util;
import android.annotation.TargetApi;
import android.content.ComponentName;
import android.content.Context;
import android.media.tv.TvInputInfo;
import android.media.tv.TvInputManager;
import android.os.AsyncTask;
import android.os.Build;
import android.support.annotation.Nullable;
import android.util.Log;
import android.util.Pair;
import com.android.tv.common.feature.CommonFeatures;
import com.android.tv.tuner.R;
import com.android.tv.tuner.TunerHal;
import com.android.tv.tuner.tvinput.TunerTvInputService;
/**
* Utility class for providing tuner input info.
*/
public class TunerInputInfoUtils {
private static final String TAG = "TunerInputInfoUtils";
private static final boolean DEBUG = false;
/**
* Builds tuner input's info.
*/
@Nullable
@TargetApi(Build.VERSION_CODES.N)
public static TvInputInfo buildTunerInputInfo(Context context) {
Pair<Integer, Integer> tunerTypeAndCount = TunerHal.getTunerTypeAndCount(context);
if (tunerTypeAndCount.first == null || tunerTypeAndCount.second == 0) {
return null;
}
int inputLabelId = 0;
switch (tunerTypeAndCount.first) {
case TunerHal.TUNER_TYPE_BUILT_IN:
inputLabelId = R.string.bt_app_name;
break;
case TunerHal.TUNER_TYPE_USB:
inputLabelId = R.string.ut_app_name;
break;
case TunerHal.TUNER_TYPE_NETWORK:
inputLabelId = R.string.nt_app_name;
break;
}
try {
TvInputInfo.Builder builder = new TvInputInfo.Builder(context,
new ComponentName(context, TunerTvInputService.class));
return builder.setLabel(inputLabelId)
.setCanRecord(CommonFeatures.DVR.isEnabled(context))
.setTunerCount(tunerTypeAndCount.second)
.build();
} catch (IllegalArgumentException | NullPointerException e) {
// TunerTvInputService is not enabled.
return null;
}
}
/**
* Updates tuner input's info.
*
* @param context {@link Context} instance
*/
public static void updateTunerInputInfo(Context context) {
final Context appContext = context.getApplicationContext();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
new AsyncTask<Void, Void, TvInputInfo>() {
@Override
protected TvInputInfo doInBackground(Void... params) {
if (DEBUG) Log.d(TAG, "updateTunerInputInfo()");
return buildTunerInputInfo(appContext);
}
@Override
@TargetApi(Build.VERSION_CODES.N)
protected void onPostExecute(TvInputInfo info) {
if (info != null) {
((TvInputManager) appContext.getSystemService(Context.TV_INPUT_SERVICE))
.updateTvInputInfo(info);
if (DEBUG) {
Log.d(
TAG,
"TvInputInfo ["
+ info.loadLabel(appContext)
+ "] updated: "
+ info.toString());
}
} else {
if (DEBUG) {
Log.d(TAG, "Updating tuner input info failed. Input is not ready yet.");
}
}
}
}.execute();
}
}
}
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