4e65e07e41
Besides being ~40% the size of the previous implementation, this makes it so that VideoCaptureAndroid can stop and restart capture, which is necessary to support onPause/onResume reasonably on Android. BUG=1407 R=henrike@webrtc.org, wu@webrtc.org Review URL: https://webrtc-codereview.appspot.com/2334004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@4915 4adac7df-926f-26a2-2b94-8c16560cd09d
38 lines
1.1 KiB
C++
38 lines
1.1 KiB
C++
/*
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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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#include "webrtc/modules/utility/interface/helpers_android.h"
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#include <assert.h>
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#include <stddef.h>
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namespace webrtc {
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AttachThreadScoped::AttachThreadScoped(JavaVM* jvm)
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: attached_(false), jvm_(jvm), env_(NULL) {
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jint ret_val = jvm->GetEnv(reinterpret_cast<void**>(&env_), JNI_VERSION_1_4);
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if (ret_val == JNI_EDETACHED) {
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// Attach the thread to the Java VM.
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ret_val = jvm_->AttachCurrentThread(&env_, NULL);
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attached_ = ret_val == JNI_OK;
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assert(attached_);
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}
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}
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AttachThreadScoped::~AttachThreadScoped() {
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if (attached_ && (jvm_->DetachCurrentThread() < 0)) {
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assert(false);
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}
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}
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JNIEnv* AttachThreadScoped::env() { return env_; }
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} // namespace webrtc
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