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-rw-r--r--libs/gui/SurfaceComposerClient.cpp13
-rw-r--r--libs/gui/aidl/android/gui/ISurfaceComposer.aidl11
-rw-r--r--libs/gui/fuzzer/libgui_fuzzer_utils.h2
-rw-r--r--libs/gui/include/gui/SurfaceComposerClient.h3
-rw-r--r--libs/gui/tests/Surface_test.cpp4
-rw-r--r--services/surfaceflinger/SurfaceFlinger.cpp13
-rw-r--r--services/surfaceflinger/SurfaceFlinger.h2
7 files changed, 45 insertions, 3 deletions
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index 8d18551b69..83c2b7f703 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -56,6 +56,7 @@
#include <android-base/thread_annotations.h>
#include <gui/LayerStatePermissions.h>
+#include <gui/ScreenCaptureResults.h>
#include <private/gui/ComposerService.h>
#include <private/gui/ComposerServiceAIDL.h>
@@ -3138,11 +3139,19 @@ status_t ScreenshotClient::captureDisplay(DisplayId displayId, const gui::Captur
}
status_t ScreenshotClient::captureLayers(const LayerCaptureArgs& captureArgs,
- const sp<IScreenCaptureListener>& captureListener) {
+ const sp<IScreenCaptureListener>& captureListener,
+ bool sync) {
sp<gui::ISurfaceComposer> s(ComposerServiceAIDL::getComposerService());
if (s == nullptr) return NO_INIT;
- binder::Status status = s->captureLayers(captureArgs, captureListener);
+ binder::Status status;
+ if (sync) {
+ gui::ScreenCaptureResults captureResults;
+ status = s->captureLayersSync(captureArgs, &captureResults);
+ captureListener->onScreenCaptureCompleted(captureResults);
+ } else {
+ status = s->captureLayers(captureArgs, captureListener);
+ }
return statusTFromBinderStatus(status);
}
diff --git a/libs/gui/aidl/android/gui/ISurfaceComposer.aidl b/libs/gui/aidl/android/gui/ISurfaceComposer.aidl
index e3122bc300..51e01930d3 100644
--- a/libs/gui/aidl/android/gui/ISurfaceComposer.aidl
+++ b/libs/gui/aidl/android/gui/ISurfaceComposer.aidl
@@ -46,6 +46,7 @@ import android.gui.LayerCaptureArgs;
import android.gui.LayerDebugInfo;
import android.gui.OverlayProperties;
import android.gui.PullAtomData;
+import android.gui.ScreenCaptureResults;
import android.gui.ARect;
import android.gui.SchedulingPolicy;
import android.gui.StalledTransactionInfo;
@@ -245,6 +246,16 @@ interface ISurfaceComposer {
/**
* Capture a subtree of the layer hierarchy, potentially ignoring the root node.
* This requires READ_FRAME_BUFFER permission. This function will fail if there
+ * is a secure window on screen. This is a blocking call and will return the
+ * ScreenCaptureResults, including the captured buffer. Because this is blocking, the
+ * caller doesn't care about the fence and the binder thread in SurfaceFlinger will wait
+ * on the fence to fire before returning the results.
+ */
+ ScreenCaptureResults captureLayersSync(in LayerCaptureArgs args);
+
+ /**
+ * Capture a subtree of the layer hierarchy, potentially ignoring the root node.
+ * This requires READ_FRAME_BUFFER permission. This function will fail if there
* is a secure window on screen
*/
oneway void captureLayers(in LayerCaptureArgs args, IScreenCaptureListener listener);
diff --git a/libs/gui/fuzzer/libgui_fuzzer_utils.h b/libs/gui/fuzzer/libgui_fuzzer_utils.h
index c952ba2e10..2bdbd43233 100644
--- a/libs/gui/fuzzer/libgui_fuzzer_utils.h
+++ b/libs/gui/fuzzer/libgui_fuzzer_utils.h
@@ -104,6 +104,8 @@ public:
(int64_t, const gui::CaptureArgs&, const sp<IScreenCaptureListener>&), (override));
MOCK_METHOD(binder::Status, captureLayers,
(const LayerCaptureArgs&, const sp<IScreenCaptureListener>&), (override));
+ MOCK_METHOD(binder::Status, captureLayersSync,
+ (const LayerCaptureArgs&, gui::ScreenCaptureResults*), (override));
MOCK_METHOD(binder::Status, clearAnimationFrameStats, (), (override));
MOCK_METHOD(binder::Status, getAnimationFrameStats, (gui::FrameStats*), (override));
MOCK_METHOD(binder::Status, overrideHdrTypes, (const sp<IBinder>&, const std::vector<int32_t>&),
diff --git a/libs/gui/include/gui/SurfaceComposerClient.h b/libs/gui/include/gui/SurfaceComposerClient.h
index 14e3dd583e..88a2c342e7 100644
--- a/libs/gui/include/gui/SurfaceComposerClient.h
+++ b/libs/gui/include/gui/SurfaceComposerClient.h
@@ -849,7 +849,8 @@ public:
static status_t captureDisplay(const DisplayCaptureArgs&, const sp<IScreenCaptureListener>&);
static status_t captureDisplay(DisplayId, const gui::CaptureArgs&,
const sp<IScreenCaptureListener>&);
- static status_t captureLayers(const LayerCaptureArgs&, const sp<IScreenCaptureListener>&);
+ static status_t captureLayers(const LayerCaptureArgs&, const sp<IScreenCaptureListener>&,
+ bool sync);
[[deprecated]] static status_t captureDisplay(DisplayId id,
const sp<IScreenCaptureListener>& listener) {
diff --git a/libs/gui/tests/Surface_test.cpp b/libs/gui/tests/Surface_test.cpp
index c6ea317949..577d2394c6 100644
--- a/libs/gui/tests/Surface_test.cpp
+++ b/libs/gui/tests/Surface_test.cpp
@@ -791,6 +791,10 @@ public:
return binder::Status::ok();
}
+ binder::Status captureLayersSync(const LayerCaptureArgs&, ScreenCaptureResults*) override {
+ return binder::Status::ok();
+ }
+
binder::Status captureLayers(const LayerCaptureArgs&,
const sp<IScreenCaptureListener>&) override {
return binder::Status::ok();
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index d9b2fd86bf..47e7474cfb 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -116,6 +116,7 @@
#include <common/FlagManager.h>
#include <gui/LayerStatePermissions.h>
#include <gui/SchedulingPolicy.h>
+#include <gui/SyncScreenCaptureListener.h>
#include <ui/DisplayIdentification.h>
#include "BackgroundExecutor.h"
#include "Client.h"
@@ -7739,6 +7740,12 @@ void SurfaceFlinger::captureDisplay(DisplayId displayId, const CaptureArgs& args
kAllowProtected, kGrayscale, captureListener);
}
+ScreenCaptureResults SurfaceFlinger::captureLayersSync(const LayerCaptureArgs& args) {
+ sp<SyncScreenCaptureListener> captureListener = sp<SyncScreenCaptureListener>::make();
+ captureLayers(args, captureListener);
+ return captureListener->waitForResults();
+}
+
void SurfaceFlinger::captureLayers(const LayerCaptureArgs& args,
const sp<IScreenCaptureListener>& captureListener) {
ATRACE_CALL();
@@ -9578,6 +9585,12 @@ binder::Status SurfaceComposerAIDL::captureDisplayById(
return binderStatusFromStatusT(NO_ERROR);
}
+binder::Status SurfaceComposerAIDL::captureLayersSync(const LayerCaptureArgs& args,
+ ScreenCaptureResults* outResults) {
+ *outResults = mFlinger->captureLayersSync(args);
+ return binderStatusFromStatusT(NO_ERROR);
+}
+
binder::Status SurfaceComposerAIDL::captureLayers(
const LayerCaptureArgs& args, const sp<IScreenCaptureListener>& captureListener) {
mFlinger->captureLayers(args, captureListener);
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index 7cfe46cbea..c8e2a4d70a 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -560,6 +560,7 @@ private:
void captureDisplay(const DisplayCaptureArgs&, const sp<IScreenCaptureListener>&);
void captureDisplay(DisplayId, const CaptureArgs&, const sp<IScreenCaptureListener>&);
+ ScreenCaptureResults captureLayersSync(const LayerCaptureArgs&);
void captureLayers(const LayerCaptureArgs&, const sp<IScreenCaptureListener>&);
status_t getDisplayStats(const sp<IBinder>& displayToken, DisplayStatInfo* stats);
@@ -1547,6 +1548,7 @@ public:
const sp<IScreenCaptureListener>&) override;
binder::Status captureLayers(const LayerCaptureArgs&,
const sp<IScreenCaptureListener>&) override;
+ binder::Status captureLayersSync(const LayerCaptureArgs&, ScreenCaptureResults* results);
// TODO(b/239076119): Remove deprecated AIDL.
[[deprecated]] binder::Status clearAnimationFrameStats() override {
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-10-20 17:30:19 +0000