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-rw-r--r--libs/hwui/Android.bp1
-rw-r--r--libs/hwui/pipeline/skia/SkiaOpenGLPipeline.cpp2
-rw-r--r--libs/hwui/pipeline/skia/SkiaOpenGLPipeline.h2
-rw-r--r--libs/hwui/pipeline/skia/SkiaVulkanPipeline.cpp2
-rw-r--r--libs/hwui/pipeline/skia/SkiaVulkanPipeline.h2
-rw-r--r--libs/hwui/renderthread/CanvasContext.cpp28
-rw-r--r--libs/hwui/renderthread/CanvasContext.h3
-rw-r--r--libs/hwui/renderthread/EglManager.cpp4
-rw-r--r--libs/hwui/renderthread/IRenderPipeline.h6
-rw-r--r--libs/hwui/renderthread/ReliableSurface.cpp318
-rw-r--r--libs/hwui/renderthread/ReliableSurface.h87
11 files changed, 441 insertions, 14 deletions
diff --git a/libs/hwui/Android.bp b/libs/hwui/Android.bp
index ed7d5e578693..d22eaf38cef6 100644
--- a/libs/hwui/Android.bp
+++ b/libs/hwui/Android.bp
@@ -178,6 +178,7 @@ cc_defaults {
"renderthread/CanvasContext.cpp",
"renderthread/DrawFrameTask.cpp",
"renderthread/EglManager.cpp",
+ "renderthread/ReliableSurface.cpp",
"renderthread/VulkanManager.cpp",
"renderthread/RenderProxy.cpp",
"renderthread/RenderTask.cpp",
diff --git a/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.cpp b/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.cpp
index 142bca95e598..07979a22c988 100644
--- a/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.cpp
+++ b/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.cpp
@@ -155,7 +155,7 @@ void SkiaOpenGLPipeline::onStop() {
}
}
-bool SkiaOpenGLPipeline::setSurface(Surface* surface, SwapBehavior swapBehavior,
+bool SkiaOpenGLPipeline::setSurface(ANativeWindow* surface, SwapBehavior swapBehavior,
ColorMode colorMode) {
if (mEglSurface != EGL_NO_SURFACE) {
mEglManager.destroySurface(mEglSurface);
diff --git a/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.h b/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.h
index 4ab3541d447b..479910697871 100644
--- a/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.h
+++ b/libs/hwui/pipeline/skia/SkiaOpenGLPipeline.h
@@ -42,7 +42,7 @@ public:
bool swapBuffers(const renderthread::Frame& frame, bool drew, const SkRect& screenDirty,
FrameInfo* currentFrameInfo, bool* requireSwap) override;
DeferredLayerUpdater* createTextureLayer() override;
- bool setSurface(Surface* window, renderthread::SwapBehavior swapBehavior,
+ bool setSurface(ANativeWindow* surface, renderthread::SwapBehavior swapBehavior,
renderthread::ColorMode colorMode) override;
void onStop() override;
bool isSurfaceReady() override;
diff --git a/libs/hwui/pipeline/skia/SkiaVulkanPipeline.cpp b/libs/hwui/pipeline/skia/SkiaVulkanPipeline.cpp
index 3607b23a633e..437b5dc83f58 100644
--- a/libs/hwui/pipeline/skia/SkiaVulkanPipeline.cpp
+++ b/libs/hwui/pipeline/skia/SkiaVulkanPipeline.cpp
@@ -115,7 +115,7 @@ DeferredLayerUpdater* SkiaVulkanPipeline::createTextureLayer() {
void SkiaVulkanPipeline::onStop() {}
-bool SkiaVulkanPipeline::setSurface(Surface* surface, SwapBehavior swapBehavior,
+bool SkiaVulkanPipeline::setSurface(ANativeWindow* surface, SwapBehavior swapBehavior,
ColorMode colorMode) {
if (mVkSurface) {
mVkManager.destroySurface(mVkSurface);
diff --git a/libs/hwui/pipeline/skia/SkiaVulkanPipeline.h b/libs/hwui/pipeline/skia/SkiaVulkanPipeline.h
index 14c0d69dba33..02874c7d2c69 100644
--- a/libs/hwui/pipeline/skia/SkiaVulkanPipeline.h
+++ b/libs/hwui/pipeline/skia/SkiaVulkanPipeline.h
@@ -38,7 +38,7 @@ public:
bool swapBuffers(const renderthread::Frame& frame, bool drew, const SkRect& screenDirty,
FrameInfo* currentFrameInfo, bool* requireSwap) override;
DeferredLayerUpdater* createTextureLayer() override;
- bool setSurface(Surface* window, renderthread::SwapBehavior swapBehavior,
+ bool setSurface(ANativeWindow* surface, renderthread::SwapBehavior swapBehavior,
renderthread::ColorMode colorMode) override;
void onStop() override;
bool isSurfaceReady() override;
diff --git a/libs/hwui/renderthread/CanvasContext.cpp b/libs/hwui/renderthread/CanvasContext.cpp
index 6869972b5e7f..4e4262c5c0a7 100644
--- a/libs/hwui/renderthread/CanvasContext.cpp
+++ b/libs/hwui/renderthread/CanvasContext.cpp
@@ -142,7 +142,12 @@ void CanvasContext::destroy() {
void CanvasContext::setSurface(sp<Surface>&& surface) {
ATRACE_CALL();
- mNativeSurface = std::move(surface);
+ if (surface) {
+ mNativeSurface = new ReliableSurface{std::move(surface)};
+ mNativeSurface->setDequeueTimeout(500_ms);
+ } else {
+ mNativeSurface = nullptr;
+ }
ColorMode colorMode = mWideColorGamut ? ColorMode::WideColorGamut : ColorMode::SRGB;
bool hasSurface = mRenderPipeline->setSurface(mNativeSurface.get(), mSwapBehavior, colorMode);
@@ -285,10 +290,11 @@ void CanvasContext::prepareTree(TreeInfo& info, int64_t* uiFrameInfo, int64_t sy
info.damageAccumulator = &mDamageAccumulator;
info.layerUpdateQueue = &mLayerUpdateQueue;
+ info.out.canDrawThisFrame = true;
mAnimationContext->startFrame(info.mode);
mRenderPipeline->onPrepareTree();
- for (const sp<RenderNode>& node : mRenderNodes) {
+ for (const sp<RenderNode> &node : mRenderNodes) {
// Only the primary target node will be drawn full - all other nodes would get drawn in
// real time mode. In case of a window, the primary node is the window content and the other
// node(s) are non client / filler nodes.
@@ -304,7 +310,7 @@ void CanvasContext::prepareTree(TreeInfo& info, int64_t* uiFrameInfo, int64_t sy
mIsDirty = true;
- if (CC_UNLIKELY(!mNativeSurface.get())) {
+ if (CC_UNLIKELY(!hasSurface())) {
mCurrentFrameInfo->addFlag(FrameInfoFlags::SkippedFrame);
info.out.canDrawThisFrame = false;
return;
@@ -312,7 +318,7 @@ void CanvasContext::prepareTree(TreeInfo& info, int64_t* uiFrameInfo, int64_t sy
if (CC_LIKELY(mSwapHistory.size() && !Properties::forceDrawFrame)) {
nsecs_t latestVsync = mRenderThread.timeLord().latestVsync();
- SwapHistory& lastSwap = mSwapHistory.back();
+ SwapHistory &lastSwap = mSwapHistory.back();
nsecs_t vsyncDelta = std::abs(lastSwap.vsyncTime - latestVsync);
// The slight fudge-factor is to deal with cases where
// the vsync was estimated due to being slow handling the signal.
@@ -333,7 +339,19 @@ void CanvasContext::prepareTree(TreeInfo& info, int64_t* uiFrameInfo, int64_t sy
info.out.canDrawThisFrame = false;
}
- if (!info.out.canDrawThisFrame) {
+ if (info.out.canDrawThisFrame) {
+ int err = mNativeSurface->reserveNext();
+ if (err != OK) {
+ mCurrentFrameInfo->addFlag(FrameInfoFlags::SkippedFrame);
+ info.out.canDrawThisFrame = false;
+ ALOGW("reserveNext failed, error = %d (%s)", err, strerror(-err));
+ if (err != TIMED_OUT) {
+ // A timed out surface can still recover, but assume others are permanently dead.
+ setSurface(nullptr);
+ return;
+ }
+ }
+ } else {
mCurrentFrameInfo->addFlag(FrameInfoFlags::SkippedFrame);
}
diff --git a/libs/hwui/renderthread/CanvasContext.h b/libs/hwui/renderthread/CanvasContext.h
index 70be4a6d7730..9e7abf447cd6 100644
--- a/libs/hwui/renderthread/CanvasContext.h
+++ b/libs/hwui/renderthread/CanvasContext.h
@@ -25,6 +25,7 @@
#include "IRenderPipeline.h"
#include "LayerUpdateQueue.h"
#include "RenderNode.h"
+#include "ReliableSurface.h"
#include "renderthread/RenderTask.h"
#include "renderthread/RenderThread.h"
#include "thread/Task.h"
@@ -219,7 +220,7 @@ private:
EGLint mLastFrameHeight = 0;
RenderThread& mRenderThread;
- sp<Surface> mNativeSurface;
+ sp<ReliableSurface> mNativeSurface;
// stopped indicates the CanvasContext will reject actual redraw operations,
// and defer repaint until it is un-stopped
bool mStopped = false;
diff --git a/libs/hwui/renderthread/EglManager.cpp b/libs/hwui/renderthread/EglManager.cpp
index 65ced6ad9316..8230dfd44f9a 100644
--- a/libs/hwui/renderthread/EglManager.cpp
+++ b/libs/hwui/renderthread/EglManager.cpp
@@ -31,6 +31,8 @@
#include <string>
#include <vector>
+#include <system/window.h>
+#include <gui/Surface.h>
#define GLES_VERSION 2
@@ -106,7 +108,7 @@ void EglManager::initialize() {
LOG_ALWAYS_FATAL_IF(eglInitialize(mEglDisplay, &major, &minor) == EGL_FALSE,
"Failed to initialize display %p! err=%s", mEglDisplay, eglErrorString());
- ALOGI("Initialized EGL, version %d.%d", (int)major, (int)minor);
+ ALOGV("Initialized EGL, version %d.%d", (int)major, (int)minor);
initExtensions();
diff --git a/libs/hwui/renderthread/IRenderPipeline.h b/libs/hwui/renderthread/IRenderPipeline.h
index 4972554c65cc..42e17b273bee 100644
--- a/libs/hwui/renderthread/IRenderPipeline.h
+++ b/libs/hwui/renderthread/IRenderPipeline.h
@@ -28,9 +28,9 @@
class GrContext;
-namespace android {
+struct ANativeWindow;
-class Surface;
+namespace android {
namespace uirenderer {
@@ -67,7 +67,7 @@ public:
virtual bool swapBuffers(const Frame& frame, bool drew, const SkRect& screenDirty,
FrameInfo* currentFrameInfo, bool* requireSwap) = 0;
virtual DeferredLayerUpdater* createTextureLayer() = 0;
- virtual bool setSurface(Surface* window, SwapBehavior swapBehavior, ColorMode colorMode) = 0;
+ virtual bool setSurface(ANativeWindow* window, SwapBehavior swapBehavior, ColorMode colorMode) = 0;
virtual void onStop() = 0;
virtual bool isSurfaceReady() = 0;
virtual bool isContextReady() = 0;
diff --git a/libs/hwui/renderthread/ReliableSurface.cpp b/libs/hwui/renderthread/ReliableSurface.cpp
new file mode 100644
index 000000000000..6f2b9df918e3
--- /dev/null
+++ b/libs/hwui/renderthread/ReliableSurface.cpp
@@ -0,0 +1,318 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "ReliableSurface.h"
+
+#include <private/android/AHardwareBufferHelpers.h>
+
+namespace android::uirenderer::renderthread {
+
+// TODO: Re-enable after addressing more of the TODO's
+// With this disabled we won't have a good up-front signal that the surface is no longer valid,
+// however we can at least handle that reactively post-draw. There's just not a good mechanism
+// to propagate this error back to the caller
+constexpr bool DISABLE_BUFFER_PREFETCH = true;
+
+// TODO: Make surface less protected
+// This exists because perform is a varargs, and ANativeWindow has no va_list perform.
+// So wrapping/chaining that is hard. Telling the compiler to ignore protected is easy, so we do
+// that instead
+struct SurfaceExposer : Surface {
+ // Make warnings happy
+ SurfaceExposer() = delete;
+
+ using Surface::setBufferCount;
+ using Surface::setSwapInterval;
+ using Surface::dequeueBuffer;
+ using Surface::queueBuffer;
+ using Surface::cancelBuffer;
+ using Surface::lockBuffer_DEPRECATED;
+ using Surface::perform;
+};
+
+#define callProtected(surface, func, ...) ((*surface).*&SurfaceExposer::func)(__VA_ARGS__)
+
+ReliableSurface::ReliableSurface(sp<Surface>&& surface) : mSurface(std::move(surface)) {
+ LOG_ALWAYS_FATAL_IF(!mSurface, "Error, unable to wrap a nullptr");
+
+ ANativeWindow::setSwapInterval = hook_setSwapInterval;
+ ANativeWindow::dequeueBuffer = hook_dequeueBuffer;
+ ANativeWindow::cancelBuffer = hook_cancelBuffer;
+ ANativeWindow::queueBuffer = hook_queueBuffer;
+ ANativeWindow::query = hook_query;
+ ANativeWindow::perform = hook_perform;
+
+ ANativeWindow::dequeueBuffer_DEPRECATED = hook_dequeueBuffer_DEPRECATED;
+ ANativeWindow::cancelBuffer_DEPRECATED = hook_cancelBuffer_DEPRECATED;
+ ANativeWindow::lockBuffer_DEPRECATED = hook_lockBuffer_DEPRECATED;
+ ANativeWindow::queueBuffer_DEPRECATED = hook_queueBuffer_DEPRECATED;
+}
+
+ReliableSurface::~ReliableSurface() {
+ clearReservedBuffer();
+}
+
+void ReliableSurface::perform(int operation, va_list args) {
+ std::lock_guard _lock{mMutex};
+
+ switch (operation) {
+ case NATIVE_WINDOW_SET_USAGE:
+ mUsage = va_arg(args, uint32_t);
+ break;
+ case NATIVE_WINDOW_SET_USAGE64:
+ mUsage = va_arg(args, uint64_t);
+ break;
+ case NATIVE_WINDOW_SET_BUFFERS_GEOMETRY:
+ /* width */ va_arg(args, uint32_t);
+ /* height */ va_arg(args, uint32_t);
+ mFormat = va_arg(args, PixelFormat);
+ break;
+ case NATIVE_WINDOW_SET_BUFFERS_FORMAT:
+ mFormat = va_arg(args, PixelFormat);
+ break;
+ }
+}
+
+int ReliableSurface::reserveNext() {
+ {
+ std::lock_guard _lock{mMutex};
+ if (mReservedBuffer) {
+ ALOGW("reserveNext called but there was already a buffer reserved?");
+ return OK;
+ }
+ if (mInErrorState) {
+ return UNKNOWN_ERROR;
+ }
+ if (mHasDequeuedBuffer) {
+ return OK;
+ }
+ if constexpr (DISABLE_BUFFER_PREFETCH) {
+ return OK;
+ }
+ }
+
+ // TODO: Update this to better handle when requested dimensions have changed
+ // Currently the driver does this via query + perform but that's after we've already
+ // reserved a buffer. Should we do that logic instead? Or should we drop
+ // the backing Surface to the ground and go full manual on the IGraphicBufferProducer instead?
+
+ int fenceFd = -1;
+ ANativeWindowBuffer* buffer = nullptr;
+ int result = callProtected(mSurface, dequeueBuffer, &buffer, &fenceFd);
+
+ {
+ std::lock_guard _lock{mMutex};
+ LOG_ALWAYS_FATAL_IF(mReservedBuffer, "race condition in reserveNext");
+ mReservedBuffer = buffer;
+ mReservedFenceFd.reset(fenceFd);
+ }
+
+ return result;
+}
+
+void ReliableSurface::clearReservedBuffer() {
+ ANativeWindowBuffer* buffer = nullptr;
+ int releaseFd = -1;
+ {
+ std::lock_guard _lock{mMutex};
+ if (mReservedBuffer) {
+ ALOGW("Reserved buffer %p was never used", mReservedBuffer);
+ buffer = mReservedBuffer;
+ releaseFd = mReservedFenceFd.release();
+ }
+ mReservedBuffer = nullptr;
+ mReservedFenceFd.reset();
+ mHasDequeuedBuffer = false;
+ }
+ if (buffer) {
+ callProtected(mSurface, cancelBuffer, buffer, releaseFd);
+ }
+}
+
+int ReliableSurface::cancelBuffer(ANativeWindowBuffer* buffer, int fenceFd) {
+ clearReservedBuffer();
+ if (isFallbackBuffer(buffer)) {
+ if (fenceFd > 0) {
+ close(fenceFd);
+ }
+ return OK;
+ }
+ int result = callProtected(mSurface, cancelBuffer, buffer, fenceFd);
+ return result;
+}
+
+int ReliableSurface::dequeueBuffer(ANativeWindowBuffer** buffer, int* fenceFd) {
+ {
+ std::lock_guard _lock{mMutex};
+ if (mReservedBuffer) {
+ *buffer = mReservedBuffer;
+ *fenceFd = mReservedFenceFd.release();
+ mReservedBuffer = nullptr;
+ return OK;
+ }
+ }
+
+ int result = callProtected(mSurface, dequeueBuffer, buffer, fenceFd);
+ if (result != OK) {
+ ALOGW("dequeueBuffer failed, error = %d; switching to fallback", result);
+ *buffer = acquireFallbackBuffer();
+ *fenceFd = -1;
+ return *buffer ? OK : INVALID_OPERATION;
+ } else {
+ std::lock_guard _lock{mMutex};
+ mHasDequeuedBuffer = true;
+ }
+ return OK;
+}
+
+int ReliableSurface::queueBuffer(ANativeWindowBuffer* buffer, int fenceFd) {
+ clearReservedBuffer();
+
+ if (isFallbackBuffer(buffer)) {
+ if (fenceFd > 0) {
+ close(fenceFd);
+ }
+ return OK;
+ }
+
+ int result = callProtected(mSurface, queueBuffer, buffer, fenceFd);
+ return result;
+}
+
+bool ReliableSurface::isFallbackBuffer(const ANativeWindowBuffer* windowBuffer) const {
+ if (!mScratchBuffer || !windowBuffer) {
+ return false;
+ }
+ ANativeWindowBuffer* scratchBuffer =
+ AHardwareBuffer_to_ANativeWindowBuffer(mScratchBuffer.get());
+ return windowBuffer == scratchBuffer;
+}
+
+ANativeWindowBuffer* ReliableSurface::acquireFallbackBuffer() {
+ std::lock_guard _lock{mMutex};
+ mInErrorState = true;
+
+ if (mScratchBuffer) {
+ return AHardwareBuffer_to_ANativeWindowBuffer(mScratchBuffer.get());
+ }
+
+ AHardwareBuffer_Desc desc;
+ desc.usage = mUsage;
+ desc.format = mFormat;
+ desc.width = 1;
+ desc.height = 1;
+ desc.layers = 1;
+ desc.rfu0 = 0;
+ desc.rfu1 = 0;
+ AHardwareBuffer* newBuffer = nullptr;
+ int err = AHardwareBuffer_allocate(&desc, &newBuffer);
+ if (err) {
+ // Allocate failed, that sucks
+ ALOGW("Failed to allocate scratch buffer, error=%d", err);
+ return nullptr;
+ }
+ mScratchBuffer.reset(newBuffer);
+ return AHardwareBuffer_to_ANativeWindowBuffer(newBuffer);
+}
+
+Surface* ReliableSurface::getWrapped(const ANativeWindow* window) {
+ return getSelf(window)->mSurface.get();
+}
+
+int ReliableSurface::hook_setSwapInterval(ANativeWindow* window, int interval) {
+ return callProtected(getWrapped(window), setSwapInterval, interval);
+}
+
+int ReliableSurface::hook_dequeueBuffer(ANativeWindow* window, ANativeWindowBuffer** buffer,
+ int* fenceFd) {
+ return getSelf(window)->dequeueBuffer(buffer, fenceFd);
+}
+
+int ReliableSurface::hook_cancelBuffer(ANativeWindow* window, ANativeWindowBuffer* buffer,
+ int fenceFd) {
+ return getSelf(window)->cancelBuffer(buffer, fenceFd);
+}
+
+int ReliableSurface::hook_queueBuffer(ANativeWindow* window, ANativeWindowBuffer* buffer,
+ int fenceFd) {
+ return getSelf(window)->queueBuffer(buffer, fenceFd);
+}
+
+int ReliableSurface::hook_dequeueBuffer_DEPRECATED(ANativeWindow* window,
+ ANativeWindowBuffer** buffer) {
+ ANativeWindowBuffer* buf;
+ int fenceFd = -1;
+ int result = window->dequeueBuffer(window, &buf, &fenceFd);
+ if (result != OK) {
+ return result;
+ }
+ sp<Fence> fence(new Fence(fenceFd));
+ int waitResult = fence->waitForever("dequeueBuffer_DEPRECATED");
+ if (waitResult != OK) {
+ ALOGE("dequeueBuffer_DEPRECATED: Fence::wait returned an error: %d", waitResult);
+ window->cancelBuffer(window, buf, -1);
+ return waitResult;
+ }
+ *buffer = buf;
+ return result;
+}
+
+int ReliableSurface::hook_cancelBuffer_DEPRECATED(ANativeWindow* window,
+ ANativeWindowBuffer* buffer) {
+ return window->cancelBuffer(window, buffer, -1);
+}
+
+int ReliableSurface::hook_lockBuffer_DEPRECATED(ANativeWindow* window,
+ ANativeWindowBuffer* buffer) {
+ // This method is a no-op in Surface as well
+ return OK;
+}
+
+int ReliableSurface::hook_queueBuffer_DEPRECATED(ANativeWindow* window,
+ ANativeWindowBuffer* buffer) {
+ return window->queueBuffer(window, buffer, -1);
+}
+
+int ReliableSurface::hook_query(const ANativeWindow* window, int what, int* value) {
+ return getWrapped(window)->query(what, value);
+}
+
+int ReliableSurface::hook_perform(ANativeWindow* window, int operation, ...) {
+ // Drop the reserved buffer if there is one since this (probably) mutated buffer dimensions
+ // TODO: Filter to things that only affect the reserved buffer
+ // TODO: Can we mutate the reserved buffer in some cases?
+ getSelf(window)->clearReservedBuffer();
+ va_list args;
+ va_start(args, operation);
+ int result = callProtected(getWrapped(window), perform, operation, args);
+ va_end(args);
+
+ switch (operation) {
+ case NATIVE_WINDOW_SET_BUFFERS_FORMAT:
+ case NATIVE_WINDOW_SET_USAGE:
+ case NATIVE_WINDOW_SET_USAGE64:
+ va_start(args, operation);
+ getSelf(window)->perform(operation, args);
+ va_end(args);
+ break;
+ default:
+ break;
+ }
+
+ return result;
+}
+
+}; // namespace android::uirenderer::renderthread \ No newline at end of file
diff --git a/libs/hwui/renderthread/ReliableSurface.h b/libs/hwui/renderthread/ReliableSurface.h
new file mode 100644
index 000000000000..0bfc72ef61cb
--- /dev/null
+++ b/libs/hwui/renderthread/ReliableSurface.h
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <gui/Surface.h>
+#include <utils/Macros.h>
+#include <utils/StrongPointer.h>
+
+#include <memory>
+
+namespace android::uirenderer::renderthread {
+
+class ReliableSurface : public ANativeObjectBase<ANativeWindow, ReliableSurface, RefBase> {
+ PREVENT_COPY_AND_ASSIGN(ReliableSurface);
+
+public:
+ ReliableSurface(sp<Surface>&& surface);
+ ~ReliableSurface();
+
+ void setDequeueTimeout(nsecs_t timeout) { mSurface->setDequeueTimeout(timeout); }
+
+ int reserveNext();
+
+ void allocateBuffers() { mSurface->allocateBuffers(); }
+
+ int query(int what, int* value) const { return mSurface->query(what, value); }
+
+ nsecs_t getLastDequeueStartTime() const { return mSurface->getLastDequeueStartTime(); }
+
+ uint64_t getNextFrameNumber() const { return mSurface->getNextFrameNumber(); }
+
+private:
+ const sp<Surface> mSurface;
+
+ mutable std::mutex mMutex;
+
+ uint64_t mUsage = AHARDWAREBUFFER_USAGE_GPU_FRAMEBUFFER;
+ PixelFormat mFormat = PIXEL_FORMAT_RGBA_8888;
+ std::unique_ptr<AHardwareBuffer, void (*)(AHardwareBuffer*)> mScratchBuffer{
+ nullptr, AHardwareBuffer_release};
+ ANativeWindowBuffer* mReservedBuffer = nullptr;
+ base::unique_fd mReservedFenceFd;
+ bool mHasDequeuedBuffer = false;
+ bool mInErrorState = false;
+
+ bool isFallbackBuffer(const ANativeWindowBuffer* windowBuffer) const;
+ ANativeWindowBuffer* acquireFallbackBuffer();
+ void clearReservedBuffer();
+
+ void perform(int operation, va_list args);
+ int cancelBuffer(ANativeWindowBuffer* buffer, int fenceFd);
+ int dequeueBuffer(ANativeWindowBuffer** buffer, int* fenceFd);
+ int queueBuffer(ANativeWindowBuffer* buffer, int fenceFd);
+
+ static Surface* getWrapped(const ANativeWindow*);
+
+ // ANativeWindow hooks
+ static int hook_cancelBuffer(ANativeWindow* window, ANativeWindowBuffer* buffer, int fenceFd);
+ static int hook_dequeueBuffer(ANativeWindow* window, ANativeWindowBuffer** buffer,
+ int* fenceFd);
+ static int hook_queueBuffer(ANativeWindow* window, ANativeWindowBuffer* buffer, int fenceFd);
+
+ static int hook_perform(ANativeWindow* window, int operation, ...);
+ static int hook_query(const ANativeWindow* window, int what, int* value);
+ static int hook_setSwapInterval(ANativeWindow* window, int interval);
+
+ static int hook_cancelBuffer_DEPRECATED(ANativeWindow* window, ANativeWindowBuffer* buffer);
+ static int hook_dequeueBuffer_DEPRECATED(ANativeWindow* window, ANativeWindowBuffer** buffer);
+ static int hook_lockBuffer_DEPRECATED(ANativeWindow* window, ANativeWindowBuffer* buffer);
+ static int hook_queueBuffer_DEPRECATED(ANativeWindow* window, ANativeWindowBuffer* buffer);
+};
+
+}; // namespace android::uirenderer::renderthread \ No newline at end of file
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-12-10 11:26:59 +0000