Add captureLayers function to capture a layer and its children.
The captureLayers function gets a root layer as its argument.
It will capture the content for that layer and its descendants. The
capture will set the root layer's transform back to (0, 0).
Test: Transaction_test ScreenCaptureTest
Change-Id: I84fb66a65cd91434cddc99506b1924cf9f950935
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index 40e319e..15c4c9a 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -731,6 +731,15 @@
return ret;
}
+status_t ScreenshotClient::captureLayers(const sp<IBinder>& layerHandle,
+ const sp<IGraphicBufferProducer>& producer,
+ uint32_t rotation) {
+ sp<ISurfaceComposer> s(ComposerService::getComposerService());
+ if (s == NULL) return NO_INIT;
+ return s->captureLayers(layerHandle, producer,
+ static_cast<ISurfaceComposer::Rotation>(rotation));
+}
+
ScreenshotClient::ScreenshotClient()
: mHaveBuffer(false) {
memset(&mBuffer, 0, sizeof(mBuffer));