org.gstreamer.message.DurationMessage Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of gstreamer-java Show documentation
Show all versions of gstreamer-java Show documentation
Java binding for the Gstreamer framework (0.10 compatible)
/*
* Copyright (C) 2008 Wayne Meissner
* Copyright (C) 2004 Wim Taymans
*
* This file is part of gstreamer-java.
*
* 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 .
*/
package org.gstreamer.message;
import org.gstreamer.Format;
import org.gstreamer.GstObject;
import org.gstreamer.Message;
import org.gstreamer.lowlevel.GstMessageAPI;
import org.gstreamer.lowlevel.GstNative;
import com.sun.jna.Pointer;
/**
* The duration of a pipeline has changed. The application can get the new
* duration with a duration query.
*/
public class DurationMessage extends Message {
private static interface API extends GstMessageAPI {
Pointer ptr_gst_message_new_duration(GstObject src, Format format, long duration);
}
private static final API gst = GstNative.load(API.class);
/**
* Creates a new Buffering message.
* @param init internal initialization data.
*/
public DurationMessage(Initializer init) {
super(init);
}
/**
* Creates a new Buffering message.
* @param src the object originating the message.
* @param format the format of the duration
* @param duration the new duration.
*/
public DurationMessage(GstObject src, Format format, long duration) {
this(initializer(gst.ptr_gst_message_new_duration(src, format, duration)));
}
/**
* Gets the format of the duration contained in this message.
*
* @return the format of the duration.
*/
public Format getFormat() {
Format[] fmt = new Format[1];
gst.gst_message_parse_duration(this, fmt, null);
return fmt[0];
}
/**
* Gets the duration of this message.
*
* @return the new duration.
*/
public long getDuration() {
long[] duration = { 0 };
gst.gst_message_parse_duration(this, null, duration);
return duration[0];
}
}
© 2015 - 2024 Weber Informatics LLC | Privacy Policy