Java AVTransportVariable类代码示例

import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable; //导入依赖的package包/类
@Override
    public Class<? extends AbstractState<?>> setTransportURI(URI uri,
                                                          String metaData) {
        Log.d(this.getClass().getName(), "Set TransportURI");
        Log.d(this.getClass().getName(), "uri: " + uri);
        Log.d(this.getClass().getName(), "metaData: " + metaData);
        getTransport().setMediaInfo(new MediaInfo(uri.toString(), metaData));
// If you can, you should find and set the duration of the track here!
        getTransport().setPositionInfo(
                new PositionInfo(1, metaData, uri.toString()));

// It's up to you what "last changes" you want to announce to event
// listeners
        getTransport().getLastChange().setEventedValue(
                getTransport().getInstanceId(),
                new AVTransportVariable.AVTransportURI(uri),
                new AVTransportVariable.CurrentTrackURI(uri));
        return AvTransportMediaRendererStopped.class;
    }
 

import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable; //导入依赖的package包/类
@Override
    public Class<? extends AbstractState<?>> setTransportURI(URI uri,
                                                          String metaData) {
        Log.d(this.getClass().getName(), "setTransportURI");
        Log.d(this.getClass().getName(), "uri: " + uri);
        Log.d(this.getClass().getName(), "metaData: " + metaData);
        getTransport().setMediaInfo(new MediaInfo(uri.toString(), metaData));
// If you can, you should find and set the duration of the track here!
        getTransport().setPositionInfo(
                new PositionInfo(1, metaData, uri.toString()));
// It's up to you what "last changes" you want to announce to event
// listeners
        getTransport().getLastChange().setEventedValue(
                getTransport().getInstanceId(),
                new AVTransportVariable.AVTransportURI(uri),
                new AVTransportVariable.CurrentTrackURI(uri));
// This operation can be triggered in any state, you should think
// about how you'd want your player to react. If we are in Stopped
// state nothing much will happen, except that you have to set
// the media and position info, just like in MyRendererNoMediaPresent.
// However, if this would be the MyRendererPlaying state, would you
// prefer stopping first?
        return AvTransportMediaRendererStopped.class;
    }
 

import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable; //导入依赖的package包/类
@Override
public Class<? extends AbstractState<?>> setTransportURI(URI uri,
		String metaData) {
	Log.d(this.getClass().getName(), "set Transport: " + uri + " metaData: " + metaData);
	getTransport().setMediaInfo(new MediaInfo(uri.toString(), metaData));		
	// If you can, you should find and set the duration of the track here!
	getTransport().setPositionInfo(
			new PositionInfo(1, metaData, uri.toString()));

	// It's up to you what "last changes" you want to announce to event
	// listeners
	getTransport().getLastChange().setEventedValue(
			getTransport().getInstanceId(),
			new AVTransportVariable.AVTransportURI(uri),
			new AVTransportVariable.CurrentTrackURI(uri));

	return AvTransportMediaRendererStopped.class;
}
 

import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable; //导入依赖的package包/类
@Override
    public Class<? extends AbstractState<?>> setTransportURI(URI uri, String metaData) {
        Log.d(this.getClass().getName(), "setTransportURI");
        Log.d(this.getClass().getName(), "uri: " + uri);
        Log.d(this.getClass().getName(), "metaData: " + metaData);
        getTransport().setMediaInfo(new MediaInfo(uri.toString(), metaData));
// If you can, you should find and set the duration of the track here!
        getTransport().setPositionInfo(
                new PositionInfo(1, metaData, uri.toString()));
// It's up to you what "last changes" you want to announce to event
// listeners
        getTransport().getLastChange().setEventedValue(
                getTransport().getInstanceId(),
                new AVTransportVariable.AVTransportURI(uri),
                new AVTransportVariable.CurrentTrackURI(uri));
// This operation can be triggered in any state, you should think
// about how you'd want your player to react. If we are in Stopped
// state nothing much will happen, except that you have to set
// the media and position info, just like in MyRendererNoMediaPresent.
// However, if this would be the MyRendererPlaying state, would you
// prefer stopping first?
        return AvTransportMediaRendererStopped.class;
    }
 

import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable; //导入依赖的package包/类
/**
 * 这个监听器用来接收player传递过来的状态变化，以便DMR能够将这些状态 变化及时传递给DMC。
 */
@Override
public void transportStateChanged(TransportState state) {
	// TODO Auto-generated method stub
	Log.e(LOG_TAG, "State has changed:" + state);
	mTransportInfo = new TransportInfo(state, TransportStatus.OK,
			DEFAULT_SPEED);
	if (state == TransportState.PLAYING)
		mTransportActions = new TransportAction[] { TransportAction.Pause,
				TransportAction.Stop, TransportAction.Seek };
	else if (state == TransportState.STOPPED)
		mTransportActions = new TransportAction[] { TransportAction.Play,
				TransportAction.Seek };
	else if (state == TransportState.TRANSITIONING)
		mTransportActions = new TransportAction[] {};
	getLastChange().setEventedValue(
			getDefaultInstanceID(),
			new AVTransportVariable.TransportState(state),
			new AVTransportVariable.CurrentTransportActions(
					mTransportActions));
	getLastChange().fire(getPropertyChangeSupport());
}
 

import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable; //导入依赖的package包/类
synchronized public void setURI(URI uri, String type, String name, String currentURIMetaData) {
    Log.i(TAG, "setURI " + uri);

    currentMediaInfo = new MediaInfo(uri.toString(),currentURIMetaData);
    currentPositionInfo = new PositionInfo(1, "", uri.toString());

    getAvTransportLastChange().setEventedValue(getInstanceId(),
            new AVTransportVariable.AVTransportURI(uri),
            new AVTransportVariable.CurrentTrackURI(uri));

    transportStateChanged(TransportState.STOPPED);
    
    GPlayer.setMediaListener(new GstMediaListener());
    
    Intent intent = new Intent();
    intent.setClass(mContext, RenderPlayerService.class);
    intent.putExtra("type", type);
    intent.putExtra("name", name);
    intent.putExtra("playURI", uri.toString());
    mContext.startService(intent);
}
 

import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable; //导入依赖的package包/类
@Override
public void appendCurrentState(LastChange lc, UnsignedIntegerFourBytes instanceId) throws Exception {

    MediaInfo mediaInfo = getMediaInfo(instanceId);
    TransportInfo transportInfo = getTransportInfo(instanceId);
    TransportSettings transportSettings = getTransportSettings(instanceId);
    PositionInfo positionInfo = getPositionInfo(instanceId);
    DeviceCapabilities deviceCaps = getDeviceCapabilities(instanceId);

    lc.setEventedValue(
            instanceId,
            new AVTransportVariable.AVTransportURI(URI.create(mediaInfo.getCurrentURI())),
            new AVTransportVariable.AVTransportURIMetaData(mediaInfo.getCurrentURIMetaData()),
            new AVTransportVariable.CurrentMediaDuration(mediaInfo.getMediaDuration()),
            new AVTransportVariable.CurrentPlayMode(transportSettings.getPlayMode()),
            new AVTransportVariable.CurrentRecordQualityMode(transportSettings.getRecQualityMode()),
            new AVTransportVariable.CurrentTrack(positionInfo.getTrack()),
            new AVTransportVariable.CurrentTrackDuration(positionInfo.getTrackDuration()),
            new AVTransportVariable.CurrentTrackMetaData(positionInfo.getTrackMetaData()),
            new AVTransportVariable.CurrentTrackURI(URI.create(positionInfo.getTrackURI())),
            new AvTransportVariable.CurrentTransportActions(getPossibleTransportActions(instanceId)),
            new AVTransportVariable.NextAVTransportURI(URI.create(mediaInfo.getNextURI())),
            new AVTransportVariable.NextAVTransportURIMetaData(mediaInfo.getNextURIMetaData()),
            new AVTransportVariable.NumberOfTracks(mediaInfo.getNumberOfTracks()),
            new AVTransportVariable.PossiblePlaybackStorageMedia(deviceCaps.getPlayMedia()),
            new AVTransportVariable.PossibleRecordQualityModes(deviceCaps.getRecQualityModes()),
            new AVTransportVariable.PossibleRecordStorageMedia(deviceCaps.getRecMedia()),
            new AVTransportVariable.RecordMediumWriteStatus(mediaInfo.getWriteStatus()),
            new AVTransportVariable.RecordStorageMedium(mediaInfo.getRecordMedium()),
            new AVTransportVariable.TransportPlaySpeed(transportInfo.getCurrentSpeed()),
            new AVTransportVariable.TransportState(transportInfo.getCurrentTransportState()),
            new AVTransportVariable.TransportStatus(transportInfo.getCurrentTransportStatus())
    );
}
 

import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable; //导入依赖的package包/类
@Override
public void appendCurrentState(LastChange lc, UnsignedIntegerFourBytes instanceId) throws Exception {

    MediaInfo mediaInfo = getMediaInfo(instanceId);
    TransportInfo transportInfo = getTransportInfo(instanceId);
    TransportSettings transportSettings = getTransportSettings(instanceId);
    PositionInfo positionInfo = getPositionInfo(instanceId);
    DeviceCapabilities deviceCaps = getDeviceCapabilities(instanceId);

    lc.setEventedValue(
            instanceId,
            new AVTransportVariable.AVTransportURI(URI.create(mediaInfo.getCurrentURI())),
            new AVTransportVariable.AVTransportURIMetaData(mediaInfo.getCurrentURIMetaData()),
            new AVTransportVariable.CurrentMediaDuration(mediaInfo.getMediaDuration()),
            new AVTransportVariable.CurrentPlayMode(transportSettings.getPlayMode()),
            new AVTransportVariable.CurrentRecordQualityMode(transportSettings.getRecQualityMode()),
            new AVTransportVariable.CurrentTrack(positionInfo.getTrack()),
            new AVTransportVariable.CurrentTrackDuration(positionInfo.getTrackDuration()),
            new AVTransportVariable.CurrentTrackMetaData(positionInfo.getTrackMetaData()),
            new AVTransportVariable.CurrentTrackURI(URI.create(positionInfo.getTrackURI())),
            new AVTransportVariable.CurrentTransportActions(getCurrentTransportActions(instanceId)),
            new AVTransportVariable.NextAVTransportURI(URI.create(mediaInfo.getNextURI())),
            new AVTransportVariable.NextAVTransportURIMetaData(mediaInfo.getNextURIMetaData()),
            new AVTransportVariable.NumberOfTracks(mediaInfo.getNumberOfTracks()),
            new AVTransportVariable.PossiblePlaybackStorageMedia(deviceCaps.getPlayMedia()),
            new AVTransportVariable.PossibleRecordQualityModes(deviceCaps.getRecQualityModes()),
            new AVTransportVariable.PossibleRecordStorageMedia(deviceCaps.getRecMedia()),
            new AVTransportVariable.RecordMediumWriteStatus(mediaInfo.getWriteStatus()),
            new AVTransportVariable.RecordStorageMedium(mediaInfo.getRecordMedium()),
            new AVTransportVariable.TransportPlaySpeed(transportInfo.getCurrentSpeed()),
            new AVTransportVariable.TransportState(transportInfo.getCurrentTransportState()),
            new AVTransportVariable.TransportStatus(transportInfo.getCurrentTransportStatus())
    );
}
 

import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable; //导入依赖的package包/类
public void onEntry() {
    log.fine("Setting transport state to NO_MEDIA_PRESENT");
    getTransport().setTransportInfo(
            new TransportInfo(
                    TransportState.NO_MEDIA_PRESENT,
                    getTransport().getTransportInfo().getCurrentTransportStatus(),
                    getTransport().getTransportInfo().getCurrentSpeed()
            )
    );
    getTransport().getLastChange().setEventedValue(
            getTransport().getInstanceId(),
            new AVTransportVariable.TransportState(TransportState.NO_MEDIA_PRESENT),
            new AVTransportVariable.CurrentTransportActions(getCurrentTransportActions())
    );
}
 

import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable; //导入依赖的package包/类
public void onEntry() {
    log.fine("Setting transport state to STOPPED");
    getTransport().setTransportInfo(
            new TransportInfo(
                    TransportState.STOPPED,
                    getTransport().getTransportInfo().getCurrentTransportStatus(),
                    getTransport().getTransportInfo().getCurrentSpeed()
            )
    );
    getTransport().getLastChange().setEventedValue(
            getTransport().getInstanceId(),
            new AVTransportVariable.TransportState(TransportState.STOPPED),
            new AVTransportVariable.CurrentTransportActions(getCurrentTransportActions())
    );
}
 

import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable; //导入依赖的package包/类
public void onEntry() {
    log.fine("Setting transport state to PAUSED_PLAYBACK");
    getTransport().setTransportInfo(
            new TransportInfo(
                    TransportState.PAUSED_PLAYBACK,
                    getTransport().getTransportInfo().getCurrentTransportStatus(),
                    getTransport().getTransportInfo().getCurrentSpeed()
            )
    );
    getTransport().getLastChange().setEventedValue(
            getTransport().getInstanceId(),
            new AVTransportVariable.TransportState(TransportState.PAUSED_PLAYBACK),
            new AVTransportVariable.CurrentTransportActions(getCurrentTransportActions())
    );
}
 

import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable; //导入依赖的package包/类
public void onEntry() {
    log.fine("Setting transport state to PLAYING");
    getTransport().setTransportInfo(
            new TransportInfo(
                    TransportState.PLAYING,
                    getTransport().getTransportInfo().getCurrentTransportStatus(),
                    getTransport().getTransportInfo().getCurrentSpeed()
            )
    );
    getTransport().getLastChange().setEventedValue(
            getTransport().getInstanceId(),
            new AVTransportVariable.TransportState(TransportState.PLAYING),
            new AVTransportVariable.CurrentTransportActions(getCurrentTransportActions())
    );
}
 

import org.fourthline.cling.support.avtransport.lastchange.AVTransportVariable; //导入依赖的package包/类
public void durationChanged(int duration) {
    log.fine("Duration Changed event received: " + duration);
    synchronized (ZxtMediaPlayer.this) {
        String newValue = ModelUtil.toTimeString(duration/1000);
        currentMediaInfo = new MediaInfo(currentMediaInfo.getCurrentURI(), "",
                new UnsignedIntegerFourBytes(1), newValue, StorageMedium.NETWORK);

        getAvTransportLastChange().setEventedValue(getInstanceId(),
                new AVTransportVariable.CurrentTrackDuration(newValue),
                new AVTransportVariable.CurrentMediaDuration(newValue));
    }
}