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package com.android.tv.samples.sampletunertvinput;
import android.app.Activity;
import android.content.Intent;
import android.media.tv.TvInputInfo;
import android.media.tv.TvInputService;
import android.media.tv.tuner.Tuner;
import android.media.tv.tuner.dvr.DvrPlayback;
import android.media.tv.tuner.dvr.DvrSettings;
import android.media.tv.tuner.filter.Filter;
import android.media.tv.tuner.filter.FilterCallback;
import android.media.tv.tuner.filter.FilterEvent;
import android.media.tv.tuner.filter.SectionEvent;
import android.os.Bundle;
import android.os.Handler;
import android.os.Looper;
import android.util.Log;
import com.android.tv.common.util.Clock;
import com.android.tv.testing.data.ChannelInfo;
import com.android.tv.testing.data.ChannelUtils;
import com.android.tv.testing.data.ProgramInfo;
import com.android.tv.testing.data.ProgramUtils;
import java.util.Collections;
import java.util.Locale;
import java.util.concurrent.TimeUnit;
/** Setup activity for SampleTunerTvInput */
public class SampleTunerTvInputSetupActivity extends Activity {
private static final String TAG = "SampleTunerTvInput";
private static final boolean DEBUG = true;
private static final boolean USE_DVR = true;
private static final String SETUP_INPUT_FILE_NAME = "setup.ts";
private Tuner mTuner;
private DvrPlayback mDvr;
private Filter mSectionFilter;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
initTuner();
}
@Override
public void onDestroy() {
super.onDestroy();
if (mTuner != null) {
mTuner.close();
mTuner = null;
}
if (mDvr != null) {
mDvr.close();
mDvr = null;
}
if (mSectionFilter != null) {
mSectionFilter.close();
mSectionFilter = null;
}
}
private void setChannel(byte[] sectionData) {
SampleTunerTvInputSectionParser.TvctChannelInfo channelInfo =
SampleTunerTvInputSectionParser.parseTvctSection(sectionData);
String channelNumber = "";
String channelName = "";
if(channelInfo == null) {
Log.e(TAG, "Did not receive channel description from parser");
} else {
channelNumber = String.format(Locale.US, "%d-%d", channelInfo.getMajorChannelNumber(),
channelInfo.getMinorChannelNumber());
channelName = channelInfo.getChannelName();
}
ChannelInfo channel =
new ChannelInfo.Builder()
.setNumber(channelNumber)
.setName(channelName)
.setLogoUrl(
ChannelInfo.getUriStringForChannelLogo(this, 100))
.setOriginalNetworkId(1)
.setVideoWidth(640)
.setVideoHeight(480)
.setAudioChannel(2)
.setAudioLanguageCount(1)
.setHasClosedCaption(false)
.build();
Intent intent = getIntent();
String inputId = intent.getStringExtra(TvInputInfo.EXTRA_INPUT_ID);
ChannelUtils.updateChannels(this, inputId, Collections.singletonList(channel));
ProgramUtils.updateProgramForAllChannelsOf(this, inputId, Clock.SYSTEM,
TimeUnit.DAYS.toMillis(1));
setResult(Activity.RESULT_OK);
finish();
}
private FilterCallback sectionFilterCallback() {
return new FilterCallback() {
@Override
public void onFilterEvent(Filter filter, FilterEvent[] events) {
if (DEBUG) {
Log.d(TAG, "onFilterEvent setup section, size=" + events.length);
}
for (int i = 0; i < events.length; i++) {
if (DEBUG) {
Log.d(TAG, "events[" + i + "] is "
+ events[i].getClass().getSimpleName());
}
if (events[i] instanceof SectionEvent) {
SectionEvent sectionEvent = (SectionEvent) events[i];
int dataSize = (int)sectionEvent.getDataLengthLong();
if (DEBUG) {
Log.d(TAG, "section dataSize:" + dataSize);
}
byte[] data = new byte[dataSize];
filter.read(data, 0, dataSize);
setChannel(data);
}
}
}
@Override
public void onFilterStatusChanged(Filter filter, int status) {
if (DEBUG) {
Log.d(TAG, "onFilterStatusChanged setup section, status=" + status);
}
}
};
}
private void initTuner() {
mTuner = new Tuner(getApplicationContext(), null,
TvInputService.PRIORITY_HINT_USE_CASE_TYPE_LIVE);
Handler handler = new Handler(Looper.myLooper());
mSectionFilter = SampleTunerTvInputUtils.createSectionFilter(mTuner, handler,
sectionFilterCallback());
mSectionFilter.start();
// Dvr Playback can be used to read a file instead of relying on physical tuner
if (USE_DVR) {
mDvr = SampleTunerTvInputUtils.configureDvrPlayback(mTuner, handler,
DvrSettings.DATA_FORMAT_TS);
SampleTunerTvInputUtils.readFilePlaybackInput(getApplicationContext(), mDvr,
SETUP_INPUT_FILE_NAME);
mDvr.start();
} else {
SampleTunerTvInputUtils.tune(mTuner, handler);
}
}
}
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