blob: 7f9f3e5323ff530f83f171b57b97fe41fa33cac7 [file] [log] [blame]
/*
* Copyright 2013 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
package org.webrtc;
import javax.annotation.Nullable;
/**
* Java wrapper of native AndroidVideoTrackSource.
*/
public class VideoSource extends MediaSource {
private final NativeCapturerObserver capturerObserver;
public VideoSource(long nativeSource) {
super(nativeSource);
this.capturerObserver = new NativeCapturerObserver(nativeGetInternalSource(nativeSource));
}
/**
* Calling this function will cause frames to be scaled down to the requested resolution. Also,
* frames will be cropped to match the requested aspect ratio, and frames will be dropped to match
* the requested fps. The requested aspect ratio is orientation agnostic and will be adjusted to
* maintain the input orientation, so it doesn't matter if e.g. 1280x720 or 720x1280 is requested.
*/
public void adaptOutputFormat(int width, int height, int fps) {
nativeAdaptOutputFormat(getNativeVideoTrackSource(), width, height, fps);
}
public CapturerObserver getCapturerObserver() {
return capturerObserver;
}
/** Returns a pointer to webrtc::VideoTrackSourceInterface. */
long getNativeVideoTrackSource() {
return getNativeMediaSource();
}
// Returns source->internal() from webrtc::VideoTrackSourceProxy.
private static native long nativeGetInternalSource(long source);
private static native void nativeAdaptOutputFormat(long source, int width, int height, int fps);
}