c21cf04618
Bug: webrtc:10530 Change-Id: Iba6a91bf3e1ec4b2821b554e9e28fd2ead662723 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/131947 Reviewed-by: Magnus Jedvert <magjed@webrtc.org> Commit-Queue: Sami Kalliomäki <sakal@webrtc.org> Cr-Commit-Position: refs/heads/master@{#27542}
54 lines
1.8 KiB
Java
54 lines
1.8 KiB
Java
/*
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* Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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package org.webrtc;
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import org.webrtc.VideoFrame;
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/**
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* Used from native api and implements a simple VideoCapturer.CapturerObserver that feeds frames to
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* a webrtc::jni::AndroidVideoTrackSource.
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*/
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class NativeCapturerObserver implements CapturerObserver {
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private final NativeAndroidVideoTrackSource nativeAndroidVideoTrackSource;
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@CalledByNative
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public NativeCapturerObserver(long nativeSource) {
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this.nativeAndroidVideoTrackSource = new NativeAndroidVideoTrackSource(nativeSource);
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}
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@Override
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public void onCapturerStarted(boolean success) {
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nativeAndroidVideoTrackSource.setState(success);
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}
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@Override
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public void onCapturerStopped() {
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nativeAndroidVideoTrackSource.setState(/* isLive= */ false);
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}
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@Override
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public void onFrameCaptured(VideoFrame frame) {
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final VideoProcessor.FrameAdaptationParameters parameters =
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nativeAndroidVideoTrackSource.adaptFrame(frame);
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if (parameters == null) {
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// Drop frame.
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return;
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}
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final VideoFrame.Buffer adaptedBuffer =
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frame.getBuffer().cropAndScale(parameters.cropX, parameters.cropY, parameters.cropWidth,
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parameters.cropHeight, parameters.scaleWidth, parameters.scaleHeight);
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nativeAndroidVideoTrackSource.onFrameCaptured(
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new VideoFrame(adaptedBuffer, frame.getRotation(), parameters.timestampNs));
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adaptedBuffer.release();
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}
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}
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