org.freedesktop.gstreamer.PadProbeInfo Maven / Gradle / Ivy

/* 
 * Copyright (C) 2020 Neil C Smith
 *
 * 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.freedesktop.gstreamer;

import java.util.Set;
import org.freedesktop.gstreamer.event.Event;
import org.freedesktop.gstreamer.glib.NativeFlags;
import org.freedesktop.gstreamer.lowlevel.GstPadProbeInfo;
import org.freedesktop.gstreamer.query.Query;

import static org.freedesktop.gstreamer.lowlevel.GstPadAPI.GSTPAD_API;

/**
 * Probe info passed in to Pad.PROBE callback.
 */
public final class PadProbeInfo {
    
    private GstPadProbeInfo info;
    
    PadProbeInfo(GstPadProbeInfo info) {
        this.info = info;
    }
    
    /**
     * Get the set of flags for the current probe type.
     * 
     * @return probe type
     */
    public Set getType() {
        return NativeFlags.fromInt(PadProbeType.class, info.padProbeType);
    }
    
    /**
     * Get the Buffer from the probe, or null.
     * 
     * @return buffer or null
     */
    public Buffer getBuffer() {
        return GSTPAD_API.gst_pad_probe_info_get_buffer(info);
    }

    /**
     * Get the Event from the probe, or null.
     * 
     * @return event or null
     */
    public Event getEvent() {
        return GSTPAD_API.gst_pad_probe_info_get_event(info);
    }

    /**
     * Get the query from the probe, or null.
     * 
     * @return query or null
     */
    public Query getQuery() {
        return GSTPAD_API.gst_pad_probe_info_get_query(info);
    }
    
    void invalidate() {
        info = null;
    }

}