fix(render): make sure video render be paused in background

alibaba · Feb 28, 2020 · 1802dd5 · 1802dd5
1 parent 4bda5ba
commit 1802dd5
Showing 1 changed file with 10 additions and 6 deletions.
diff --git a/framework/render/video/glRender/GLRender.cpp b/framework/render/video/glRender/GLRender.cpp
@@ -38,6 +38,7 @@ GLRender::GLRender(float Hz)
     mVSyncPeriod = static_cast<int64_t>(1000000 / Hz);
 #if TARGET_OS_IPHONE
     IOSNotificationManager::Instance()->RegisterObserver(this, 0);
+    mInBackground = IOSNotificationManager::Instance()->GetActiveStatus() == 0;
     setenv("METAL_DEVICE_WRAPPER_TYPE", "0", 1);
 //   setenv("CG_CONTEXT_SHOW_BACKTRACE", "1", 1);
 #endif
@@ -56,12 +57,13 @@ GLRender::~GLRender()
 int GLRender::init()
 {
     AF_LOGD("-----> init .");
-    mVSync->start();
-//    std::unique_lock<std::mutex> locker(mInitMutex);
-//    mInitCondition.wait(locker, [this]() -> int {
-//        return mInitRet != INT32_MIN;
-//    });
-//    return mInitRet;
+    // don't auto start in background
+    std::unique_lock<std::mutex> locker(mInitMutex);
+
+    if (!mInBackground) {
+        mVSync->start();
+    }
+
     return 0;
 }
 
@@ -528,13 +530,15 @@ void GLRender::setSpeed(float speed)
 
 void GLRender::AppWillResignActive()
 {
+    std::unique_lock<std::mutex> locker(mInitMutex);
     mInBackground = true;
     AF_LOGE("0919, mInBackground = true");
     mVSync->pause();
 };
 
 void GLRender::AppDidBecomeActive()
 {
+    std::unique_lock<std::mutex> locker(mInitMutex);
     mInBackground = false;
     AF_LOGE("0919, mInBackground = false");
     mVSync->start();