/*
* Copyright (c) 2007 Wayne Meissner
*
* This file is part of gstreamer-java.
*
* gstreamer-java is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* gstreamer-java 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with gstreamer-java. If not, see <http://www.gnu.org/licenses/>.
*/
package org.gstreamer;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicReference;
import org.gstreamer.lowlevel.GstAPI.GErrorStruct;
import org.gstreamer.lowlevel.GstBusAPI;
import org.gstreamer.lowlevel.GstElementAPI;
import org.gstreamer.lowlevel.GstMessageAPI;
import org.gstreamer.lowlevel.GstNative;
import org.gstreamer.message.EOSMessage;
import org.gstreamer.message.StateChangedMessage;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import com.sun.jna.Platform;
public class BusTest {
private static interface API extends GstBusAPI, GstElementAPI, GstMessageAPI {}
private static final API gst = GstNative.load(API.class);
public BusTest() {
}
@BeforeClass
public static void setUpClass() throws Exception {
Gst.init("BusTest", new String[] {});
}
@AfterClass
public static void tearDownClass() throws Exception {
Gst.deinit();
}
@Before
public void setUp() throws Exception {
}
@After
public void tearDown() throws Exception {
}
@Test
public void endOfStream() {
final TestPipe pipe = new TestPipe("endOfStream");
final AtomicBoolean signalFired = new AtomicBoolean(false);
final AtomicReference<GstObject> signalSource = new AtomicReference<GstObject>();
Bus.EOS eosSignal = new Bus.EOS() {
public void endOfStream(GstObject source) {
signalFired.set(true);
signalSource.set(source);
pipe.quit();
}
};
pipe.play();
pipe.getBus().connect(eosSignal);
//
// For the pipeline to post an EOS message, all sink elements must post it
//
for (Element elem : pipe.pipe.getSinks()) {
gst.gst_element_post_message(elem, gst.gst_message_new_eos(elem));
}
pipe.run();
pipe.getBus().disconnect(eosSignal);
assertTrue("EOS signal not received", signalFired.get());
pipe.dispose();
}
@Test
public void stateChanged() {
final TestPipe pipe = new TestPipe("stateChanged");
final AtomicBoolean signalFired = new AtomicBoolean(false);
Bus.STATE_CHANGED stateChanged = new Bus.STATE_CHANGED() {
public void stateChanged(GstObject source, State old, State current, State pending) {
if (pending == State.PLAYING || current == State.PLAYING) {
signalFired.set(true);
pipe.quit();
}
}
};
pipe.getBus().connect(stateChanged);
gst.gst_element_post_message(pipe.pipe,
new StateChangedMessage(pipe.pipe, State.READY, State.PLAYING, State.VOID_PENDING));
pipe.run();
pipe.getBus().disconnect(stateChanged);
assertTrue("STATE_CHANGED signal not received", signalFired.get());
pipe.dispose();
}
@Test
public void errorMessage() {
final TestPipe pipe = new TestPipe("errorMessage");
final AtomicBoolean signalFired = new AtomicBoolean(false);
final AtomicReference<GstObject> signalSource = new AtomicReference<GstObject>();
Bus.ERROR errorSignal = new Bus.ERROR() {
public void errorMessage(GstObject source, int code, String message) {
signalFired.set(true);
signalSource.set(source);
pipe.quit();
}
};
pipe.getBus().connect(errorSignal);
GErrorStruct msg = new GErrorStruct();
gst.gst_element_post_message(pipe.src, gst.gst_message_new_error(pipe.src, msg, "testing error messages"));
pipe.play().run();
pipe.getBus().disconnect(errorSignal);
pipe.dispose();
assertTrue("ERROR signal not received", signalFired.get());
assertEquals("Incorrect source object on signal", pipe.src, signalSource.get());
}
@Test
public void warningMessage() {
final TestPipe pipe = new TestPipe("warningMessage");
final AtomicBoolean signalFired = new AtomicBoolean(false);
final AtomicReference<GstObject> signalSource = new AtomicReference<GstObject>();
Bus.WARNING signal = new Bus.WARNING() {
public void warningMessage(GstObject source, int code, String message) {
signalFired.set(true);
signalSource.set(source);
pipe.quit();
}
};
pipe.getBus().connect(signal);
GErrorStruct msg = new GErrorStruct();
pipe.play();
gst.gst_element_post_message(pipe.src, gst.gst_message_new_warning(pipe.src, msg, "testing warning messages"));
pipe.run();
pipe.getBus().disconnect(signal);
pipe.dispose();
assertTrue("WARNING signal not received", signalFired.get());
assertEquals("Incorrect source object on signal", pipe.src, signalSource.get());
}
@Test
public void infoMessage() {
if (Platform.isWindows()) {
return; // This test does not work on windows - gst_message_new_info() doesn't exist.
}
final TestPipe pipe = new TestPipe("infoMessage");
final AtomicBoolean signalFired = new AtomicBoolean(false);
final AtomicReference<GstObject> signalSource = new AtomicReference<GstObject>();
Bus.INFO signal = new Bus.INFO() {
public void infoMessage(GstObject source, int code, String message) {
signalFired.set(true);
signalSource.set(source);
pipe.quit();
}
};
pipe.getBus().connect(signal);
GErrorStruct msg = new GErrorStruct();
pipe.play();
gst.gst_element_post_message(pipe.src, gst.gst_message_new_info(pipe.src, msg, "testing warning messages"));
pipe.run();
pipe.getBus().disconnect(signal);
pipe.dispose();
assertTrue("INFO signal not received", signalFired.get());
assertEquals("Incorrect source object on signal", pipe.src, signalSource.get());
}
@Test
public void bufferingData() {
final TestPipe pipe = new TestPipe("bufferingData");
final AtomicBoolean signalFired = new AtomicBoolean(false);
final AtomicInteger signalValue = new AtomicInteger(-1);
final AtomicReference<GstObject> signalSource = new AtomicReference<GstObject>();
final int PERCENT = 95;
Bus.BUFFERING signal = new Bus.BUFFERING() {
public void bufferingData(GstObject source, int percent) {
signalFired.set(true);
signalValue.set(percent);
signalSource.set(source);
pipe.quit();
}
};
pipe.getBus().connect(signal);
gst.gst_element_post_message(pipe.src, gst.gst_message_new_buffering(pipe.src, PERCENT));
pipe.play().run();
pipe.getBus().disconnect(signal);
pipe.dispose();
assertTrue("BUFFERING signal not received", signalFired.get());
assertEquals("Wrong percent value received for signal", PERCENT, signalValue.get());
assertEquals("Incorrect source object on signal", pipe.src, signalSource.get());
}
@Test
public void tagsFound() {
final TestPipe pipe = new TestPipe("tagsFound");
final AtomicBoolean signalFired = new AtomicBoolean(false);
final AtomicReference<GstObject> signalSource = new AtomicReference<GstObject>();
Bus.TAG signal = new Bus.TAG() {
public void tagsFound(GstObject source, TagList tagList) {
signalFired.set(true);
signalSource.set(source);
pipe.quit();
}
};
pipe.getBus().connect(signal);
TagList tagList = new TagList();
gst.gst_element_post_message(pipe.src, gst.gst_message_new_tag(pipe.src, tagList));
pipe.play().run();
pipe.getBus().disconnect(signal);
pipe.dispose();
assertTrue("TAG signal not received", signalFired.get());
assertEquals("Incorrect source object on signal", pipe.src, signalSource.get());
}
@Test public void anyMessage() {
final TestPipe pipe = new TestPipe("anyMessage");
final AtomicBoolean signalFired = new AtomicBoolean(false);
final AtomicReference<GstObject> signalSource = new AtomicReference<GstObject>();
Bus.MESSAGE listener = new Bus.MESSAGE() {
public void busMessage(Bus bus, Message msg) {
signalFired.set(true);
signalSource.set(msg.getSource());
pipe.quit();
}
};
pipe.getBus().connect(listener);
//
// For the pipeline to post an EOS message, all sink elements must post it
//
for (Element elem : pipe.pipe.getSinks()) {
gst.gst_element_post_message(elem, gst.gst_message_new_eos(elem));
}
pipe.play().run();
pipe.getBus().disconnect(listener);
assertTrue("EOS signal not received", signalFired.get());
pipe.dispose();
}
@Test public void postMessage() {
final TestPipe pipe = new TestPipe();
final AtomicBoolean signalFired = new AtomicBoolean(false);
final AtomicReference<GstObject> signalSource = new AtomicReference<GstObject>();
Bus.MESSAGE listener = new Bus.MESSAGE() {
public void busMessage(Bus bus, Message msg) {
signalFired.set(true);
signalSource.set(msg.getSource());
pipe.quit();
}
};
pipe.getBus().connect(listener);
pipe.getBus().post(new EOSMessage(pipe.src));
pipe.run();
assertTrue("Message not posted", signalFired.get());
assertEquals("Wrong source in message", pipe.src, signalSource.get());
}
}