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/*
* Copyright (C) 2015 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.common.recording;
import android.annotation.TargetApi;
import android.content.Context;
import android.media.tv.TvContentRating;
import android.media.tv.TvContract;
import android.media.tv.TvTrackInfo;
import android.media.tv.TvView;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.util.AttributeSet;
import com.android.tv.common.feature.CommonFeatures;
import java.util.List;
/**
* Extend {@link TvView} to support recording playback.
*/
@TargetApi(Build.VERSION_CODES.M) // TODO(DVR): set to N
public class PlaybackTvView extends TvView {
final TvInputCallback mInternalCallback = new TvInputCallback() {
@Override
public void onChannelRetuned(String inputId, Uri channelUri) {
if (mCallback != null) {
mCallback.onChannelRetuned(inputId, channelUri);
}
}
@Override
public void onConnectionFailed(String inputId) {
if (mCallback != null) {
mCallback.onConnectionFailed(inputId);
}
}
@Override
public void onContentAllowed(String inputId) {
if (mCallback != null) {
mCallback.onContentAllowed(inputId);
}
}
@Override
public void onContentBlocked(String inputId, TvContentRating rating) {
if (mCallback != null) {
mCallback.onContentBlocked(inputId, rating);
}
}
@Override
public void onDisconnected(String inputId) {
if (mCallback != null) {
mCallback.onDisconnected(inputId);
}
}
@Override
public void onEvent(String inputId, String eventType, Bundle eventArgs) {
if (mCallback != null) {
if (eventType.equals(RecordingUtils.EVENT_TYPE_TIMESHIFT_END_POSITION)) {
if (mTimeshiftCallback != null) {
mTimeshiftCallback.onTimeShiftEndPositionChanged(inputId,
eventArgs.getLong(RecordingUtils.BUNDLE_TIMESHIFT_END_POSITION));
}
return;
}
mCallback.onEvent(inputId, eventType, eventArgs);
}
}
@Override
public void onTimeShiftStatusChanged(String inputId, int status) {
if (mCallback != null) {
mCallback.onTimeShiftStatusChanged(inputId, status);
}
}
@Override
public void onTracksChanged(String inputId, List<TvTrackInfo> tracks) {
if (mCallback != null) {
mCallback.onTracksChanged(inputId, tracks);
}
}
@Override
public void onTrackSelected(String inputId, int type, String trackId) {
if (mCallback != null) {
mCallback.onTrackSelected(inputId, type, trackId);
}
}
@Override
public void onVideoAvailable(String inputId) {
if (mCallback != null) {
mCallback.onVideoAvailable(inputId);
}
}
@Override
public void onVideoSizeChanged(String inputId, int width, int height) {
if (mCallback != null) {
mCallback.onVideoSizeChanged(inputId, width, height);
}
}
@Override
public void onVideoUnavailable(String inputId, int reason) {
if (mCallback != null) {
mCallback.onVideoUnavailable(inputId, reason);
}
}
};
private TvInputCallback mCallback;
private TimeShiftPositionCallback2 mTimeshiftCallback;
public PlaybackTvView(Context context) {
this(context, null, 0);
}
public PlaybackTvView(Context context, AttributeSet attrs) {
this(context, attrs, 0);
}
public PlaybackTvView(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
}
/**
* Start playback of recording. Once TvInput is ready to play, onVideoAvailable will be called.
* Playback control will be done with timeshift method for seek, play, pause.
*/
public void playMedia(String inputId, Uri mediaUri) {
tune(inputId, TvContract.buildChannelUri(0), RecordingUtils.buildMediaUri(mediaUri));
}
@Override
public void tune(String inputId, Uri channelUri, Bundle params) {
super.tune(inputId, channelUri, params);
if (CommonFeatures.DVR.isEnabled(getContext())) {
sendAppPrivateCommand(RecordingUtils.APP_PRIV_CREATE_PLAYBACK_SESSION, null);
}
}
public void setTimeShiftPositionCallback(TimeShiftPositionCallback2 callback) {
if (CommonFeatures.DVR.isEnabled(getContext())) {
mTimeshiftCallback = callback;
}
super.setTimeShiftPositionCallback(callback);
}
@Override
public void setCallback(TvInputCallback callback) {
if (CommonFeatures.DVR.isEnabled(getContext())) {
mCallback = callback;
if (callback == null) {
super.setCallback(null);
} else {
super.setCallback(mInternalCallback);
}
} else {
super.setCallback(callback);
}
}
/**
* We need end position for recording playback.
*/
public abstract static class TimeShiftPositionCallback2 extends TimeShiftPositionCallback {
public void onTimeShiftEndPositionChanged(String inputId, long timeMs) { }
}
}
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