org.praxislive.video.VideoContext Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 2018 Neil C Smith.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License version 3 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* version 3 for more details.
*
* You should have received a copy of the GNU Lesser General Public License version 3
* along with this work; if not, see http://www.gnu.org/licenses/
*
*
* Please visit https://www.praxislive.org if you need additional information or
* have any questions.
*/
package org.praxislive.video;
import org.praxislive.core.Lookup;
import org.praxislive.video.pipes.VideoPipe;
/**
*
*
*/
public abstract class VideoContext {
public abstract int registerVideoInputClient(InputClient client)
throws ClientRegistrationException;
public abstract void unregisterVideoInputClient(InputClient client);
public abstract int registerVideoOutputClient(OutputClient client)
throws ClientRegistrationException;
public abstract void unregisterVideoOutputClient(OutputClient client);
public static abstract class Client {
// @TODO add client listeners to allow some changes at runtime?
// public Object getClientHint(String key) {
// return null;
// }
public abstract Lookup getLookup();
}
public static abstract class InputClient extends Client {
public abstract int getInputCount();
public abstract VideoPipe getInputSink(int index);
}
public static abstract class OutputClient extends Client {
public abstract int getOutputCount();
public abstract VideoPipe getOutputSource(int index);
}
}