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Unblock FlutterView.getBitmap if there is no available layer tree (flutter/engine#3294)

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This commit is contained in:
Jason Simmons 2016-12-06 15:12:03 -08:00 committed by GitHub
parent 40f3877c23
commit 016cc947c8
2 changed files with 4 additions and 7 deletions
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8
engine/src/flutter/shell/platform/android/platform_view_android.cc
View File

@ -430,7 +430,8 @@ base::android::ScopedJavaLocalRef<jobject> PlatformViewAndroid::GetBitmap(
jobject pixels_ref = nullptr;
SkISize frame_size;
blink::Threads::Gpu()->PostTask([this, &latch, &pixels_ref, &frame_size]() {
GetBitmapGpuTask(&latch, &pixels_ref, &frame_size);
GetBitmapGpuTask(&pixels_ref, &frame_size);
latch.Signal();
});
latch.Wait();
@ -471,8 +472,7 @@ base::android::ScopedJavaLocalRef<jobject> PlatformViewAndroid::GetBitmap(
return base::android::ScopedJavaLocalRef<jobject>(env, bitmap);
}
void PlatformViewAndroid::GetBitmapGpuTask(ftl::AutoResetWaitableEvent* latch,
jobject* pixels_out,
void PlatformViewAndroid::GetBitmapGpuTask(jobject* pixels_out,
SkISize* size_out) {
flow::LayerTree* layer_tree = rasterizer_->GetLastLayerTree();
if (layer_tree == nullptr)
@ -519,8 +519,6 @@ void PlatformViewAndroid::GetBitmapGpuTask(ftl::AutoResetWaitableEvent* latch,
*size_out = frame_size;
base::android::DetachFromVM();
latch->Signal();
}
jstring GetObservatoryUri(JNIEnv* env, jclass clazz) {

3
engine/src/flutter/shell/platform/android/platform_view_android.h
View File

@ -114,8 +114,7 @@ class PlatformViewAndroid : public PlatformView {
void ReleaseSurface();
void GetBitmapGpuTask(ftl::AutoResetWaitableEvent* latch,
jobject* pixels_out,
void GetBitmapGpuTask(jobject* pixels_out,
SkISize* size_out);
FTL_DISALLOW_COPY_AND_ASSIGN(PlatformViewAndroid);