Source code

Revision control

Copy as Markdown

Other Tools

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.gecko.media;
import android.util.Log;
import java.util.concurrent.ConcurrentLinkedQueue;
import org.mozilla.gecko.annotation.WrapForJNI;
import org.mozilla.gecko.mozglue.JNIObject;
import org.mozilla.geckoview.BuildConfig;
public final class GeckoHLSDemuxerWrapper {
private static final String LOGTAG = "GeckoHLSDemuxerWrapper";
private static final boolean DEBUG = !BuildConfig.MOZILLA_OFFICIAL;
// NOTE : These TRACK definitions should be synced with Gecko.
public enum TrackType {
UNDEFINED(0),
AUDIO(1),
VIDEO(2),
TEXT(3);
private int mType;
TrackType(final int type) {
mType = type;
}
public int value() {
return mType;
}
}
private BaseHlsPlayer mPlayer = null;
public static class Callbacks extends JNIObject implements BaseHlsPlayer.DemuxerCallbacks {
@WrapForJNI(calledFrom = "gecko")
Callbacks() {}
@Override
@WrapForJNI
public native void onInitialized(boolean hasAudio, boolean hasVideo);
@Override
@WrapForJNI
public native void onError(int errorCode);
@Override // JNIObject
protected void disposeNative() {
throw new UnsupportedOperationException();
}
} // Callbacks
private static void assertTrue(final boolean condition) {
if (DEBUG && !condition) {
throw new AssertionError("Expected condition to be true");
}
}
private BaseHlsPlayer.TrackType getPlayerTrackType(final int trackType) {
if (trackType == TrackType.AUDIO.value()) {
return BaseHlsPlayer.TrackType.AUDIO;
} else if (trackType == TrackType.VIDEO.value()) {
return BaseHlsPlayer.TrackType.VIDEO;
} else if (trackType == TrackType.TEXT.value()) {
return BaseHlsPlayer.TrackType.TEXT;
}
return BaseHlsPlayer.TrackType.UNDEFINED;
}
@WrapForJNI
public long getBuffered() {
assertTrue(mPlayer != null);
return mPlayer.getBufferedPosition();
}
@WrapForJNI(calledFrom = "gecko")
public static GeckoHLSDemuxerWrapper create(
final int id, final BaseHlsPlayer.DemuxerCallbacks callback) {
return new GeckoHLSDemuxerWrapper(id, callback);
}
@WrapForJNI
public int getNumberOfTracks(final int trackType) {
assertTrue(mPlayer != null);
final int tracks = mPlayer.getNumberOfTracks(getPlayerTrackType(trackType));
if (DEBUG) Log.d(LOGTAG, "[GetNumberOfTracks] type : " + trackType + ", num = " + tracks);
return tracks;
}
@WrapForJNI
public GeckoAudioInfo getAudioInfo(final int index) {
assertTrue(mPlayer != null);
if (DEBUG) Log.d(LOGTAG, "[getAudioInfo] formatIndex : " + index);
return mPlayer.getAudioInfo(index);
}
@WrapForJNI
public GeckoVideoInfo getVideoInfo(final int index) {
assertTrue(mPlayer != null);
if (DEBUG) Log.d(LOGTAG, "[getVideoInfo] formatIndex : " + index);
return mPlayer.getVideoInfo(index);
}
@WrapForJNI
public boolean seek(final long seekTime) {
// seekTime : microseconds.
assertTrue(mPlayer != null);
if (DEBUG) Log.d(LOGTAG, "seek : " + seekTime + " (Us)");
return mPlayer.seek(seekTime);
}
GeckoHLSDemuxerWrapper(final int id, final BaseHlsPlayer.DemuxerCallbacks callback) {
if (DEBUG) Log.d(LOGTAG, "Constructing GeckoHLSDemuxerWrapper ...");
assertTrue(callback != null);
try {
mPlayer = GeckoPlayerFactory.getPlayer(id);
if (mPlayer != null) {
mPlayer.addDemuxerWrapperCallbackListener(callback);
}
} catch (final Exception e) {
Log.e(LOGTAG, "Constructing GeckoHLSDemuxerWrapper ... error", e);
callback.onError(BaseHlsPlayer.DemuxerError.UNKNOWN.code());
}
}
@WrapForJNI
private GeckoHLSSample[] getSamples(final int mediaType, final int number) {
assertTrue(mPlayer != null);
ConcurrentLinkedQueue<GeckoHLSSample> samples = null;
// getA/VSamples will always return a non-null instance.
samples = mPlayer.getSamples(getPlayerTrackType(mediaType), number);
assertTrue(samples.size() <= number);
return samples.toArray(new GeckoHLSSample[samples.size()]);
}
@WrapForJNI
private long getNextKeyFrameTime() {
assertTrue(mPlayer != null);
return mPlayer.getNextKeyFrameTime();
}
@WrapForJNI
private boolean isLiveStream() {
assertTrue(mPlayer != null);
return mPlayer.isLiveStream();
}
@WrapForJNI // Called when native object is destroyed.
private void destroy() {
if (DEBUG) Log.d(LOGTAG, "destroy!! Native object is destroyed.");
if (mPlayer != null) {
release();
}
}
private void release() {
assertTrue(mPlayer != null);
if (DEBUG) Log.d(LOGTAG, "release BaseHlsPlayer...");
GeckoPlayerFactory.removePlayer(mPlayer);
mPlayer.release();
mPlayer = null;
}
}