fix libgui header location
Change-Id: Iec71706cdd4f29c6904993648ce873e83ef9cafe
diff --git a/include/gui/BufferQueue.h b/include/gui/BufferQueue.h
index 039e7b0..8c21a28 100644
--- a/include/gui/BufferQueue.h
+++ b/include/gui/BufferQueue.h
@@ -19,9 +19,9 @@
#include <EGL/egl.h>
+#include <gui/IGraphicBufferAlloc.h>
#include <gui/ISurfaceTexture.h>
-#include <surfaceflinger/IGraphicBufferAlloc.h>
#include <ui/GraphicBuffer.h>
#include <utils/String8.h>
diff --git a/include/gui/IGraphicBufferAlloc.h b/include/gui/IGraphicBufferAlloc.h
new file mode 100644
index 0000000..cee41d9
--- /dev/null
+++ b/include/gui/IGraphicBufferAlloc.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2011 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.
+ */
+
+#ifndef ANDROID_GUI_IGRAPHIC_BUFFER_ALLOC_H
+#define ANDROID_GUI_IGRAPHIC_BUFFER_ALLOC_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <binder/IInterface.h>
+#include <ui/PixelFormat.h>
+#include <utils/RefBase.h>
+
+namespace android {
+// ----------------------------------------------------------------------------
+
+class GraphicBuffer;
+
+class IGraphicBufferAlloc : public IInterface
+{
+public:
+ DECLARE_META_INTERFACE(GraphicBufferAlloc);
+
+ /* Create a new GraphicBuffer for the client to use.
+ */
+ virtual sp<GraphicBuffer> createGraphicBuffer(uint32_t w, uint32_t h,
+ PixelFormat format, uint32_t usage, status_t* error) = 0;
+};
+
+// ----------------------------------------------------------------------------
+
+class BnGraphicBufferAlloc : public BnInterface<IGraphicBufferAlloc>
+{
+public:
+ virtual status_t onTransact( uint32_t code,
+ const Parcel& data,
+ Parcel* reply,
+ uint32_t flags = 0);
+};
+
+// ----------------------------------------------------------------------------
+
+}; // namespace android
+
+#endif // ANDROID_GUI_IGRAPHIC_BUFFER_ALLOC_H
diff --git a/include/gui/ISurface.h b/include/gui/ISurface.h
new file mode 100644
index 0000000..c0ff9fc
--- /dev/null
+++ b/include/gui/ISurface.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2007 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.
+ */
+
+#ifndef ANDROID_GUI_ISURFACE_H
+#define ANDROID_GUI_ISURFACE_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <utils/Errors.h>
+#include <utils/RefBase.h>
+
+#include <binder/IInterface.h>
+
+#include <ui/PixelFormat.h>
+
+namespace android {
+
+typedef int32_t SurfaceID;
+
+class ISurfaceTexture;
+
+class ISurface : public IInterface
+{
+protected:
+ enum {
+ GET_SURFACE_TEXTURE = IBinder::FIRST_CALL_TRANSACTION,
+ };
+
+public:
+ DECLARE_META_INTERFACE(Surface);
+
+ virtual sp<ISurfaceTexture> getSurfaceTexture() const = 0;
+};
+
+// ----------------------------------------------------------------------------
+
+class BnSurface : public BnInterface<ISurface>
+{
+public:
+ virtual status_t onTransact( uint32_t code,
+ const Parcel& data,
+ Parcel* reply,
+ uint32_t flags = 0);
+};
+
+// ----------------------------------------------------------------------------
+
+}; // namespace android
+
+#endif // ANDROID_GUI_ISURFACE_H
diff --git a/include/gui/ISurfaceComposer.h b/include/gui/ISurfaceComposer.h
new file mode 100644
index 0000000..f3c0ecb
--- /dev/null
+++ b/include/gui/ISurfaceComposer.h
@@ -0,0 +1,174 @@
+/*
+ * Copyright (C) 2006 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.
+ */
+
+#ifndef ANDROID_GUI_ISURFACE_COMPOSER_H
+#define ANDROID_GUI_ISURFACE_COMPOSER_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <utils/RefBase.h>
+#include <utils/Errors.h>
+
+#include <binder/IInterface.h>
+
+#include <ui/PixelFormat.h>
+
+#include <gui/IGraphicBufferAlloc.h>
+#include <gui/ISurfaceComposerClient.h>
+
+namespace android {
+// ----------------------------------------------------------------------------
+
+class ComposerState;
+class IDisplayEventConnection;
+class IMemoryHeap;
+
+class ISurfaceComposer : public IInterface
+{
+public:
+ DECLARE_META_INTERFACE(SurfaceComposer);
+
+ enum { // (keep in sync with Surface.java)
+ eHidden = 0x00000004,
+ eDestroyBackbuffer = 0x00000020,
+ eSecure = 0x00000080,
+ eNonPremultiplied = 0x00000100,
+ eOpaque = 0x00000400,
+ eProtectedByApp = 0x00000800,
+ eProtectedByDRM = 0x00001000,
+
+ eFXSurfaceNormal = 0x00000000,
+ eFXSurfaceBlur = 0x00010000,
+ eFXSurfaceDim = 0x00020000,
+ eFXSurfaceScreenshot= 0x00030000,
+ eFXSurfaceMask = 0x000F0000,
+ };
+
+ enum {
+ ePositionChanged = 0x00000001,
+ eLayerChanged = 0x00000002,
+ eSizeChanged = 0x00000004,
+ eAlphaChanged = 0x00000008,
+ eMatrixChanged = 0x00000010,
+ eTransparentRegionChanged = 0x00000020,
+ eVisibilityChanged = 0x00000040,
+ eFreezeTintChanged = 0x00000080,
+ };
+
+ enum {
+ eLayerHidden = 0x01,
+ eLayerFrozen = 0x02,
+ eLayerDither = 0x04,
+ eLayerFilter = 0x08,
+ eLayerBlurFreeze = 0x10
+ };
+
+ enum {
+ eOrientationDefault = 0,
+ eOrientation90 = 1,
+ eOrientation180 = 2,
+ eOrientation270 = 3,
+ eOrientationUnchanged = 4,
+ eOrientationSwapMask = 0x01
+ };
+
+ enum {
+ eSynchronous = 0x01,
+ };
+
+ enum {
+ eElectronBeamAnimationOn = 0x01,
+ eElectronBeamAnimationOff = 0x10
+ };
+
+ /* create connection with surface flinger, requires
+ * ACCESS_SURFACE_FLINGER permission
+ */
+ virtual sp<ISurfaceComposerClient> createConnection() = 0;
+
+ /* create a graphic buffer allocator
+ */
+ virtual sp<IGraphicBufferAlloc> createGraphicBufferAlloc() = 0;
+
+ /* retrieve the control block */
+ virtual sp<IMemoryHeap> getCblk() const = 0;
+
+ /* open/close transactions. requires ACCESS_SURFACE_FLINGER permission */
+ virtual void setTransactionState(const Vector<ComposerState>& state,
+ int orientation, uint32_t flags) = 0;
+
+ /* signal that we're done booting.
+ * Requires ACCESS_SURFACE_FLINGER permission
+ */
+ virtual void bootFinished() = 0;
+
+ /* Capture the specified screen. requires READ_FRAME_BUFFER permission
+ * This function will fail if there is a secure window on screen.
+ */
+ virtual status_t captureScreen(DisplayID dpy,
+ sp<IMemoryHeap>* heap,
+ uint32_t* width, uint32_t* height, PixelFormat* format,
+ uint32_t reqWidth, uint32_t reqHeight,
+ uint32_t minLayerZ, uint32_t maxLayerZ) = 0;
+
+ /* triggers screen off animation */
+ virtual status_t turnElectronBeamOff(int32_t mode) = 0;
+
+ /* triggers screen on animation */
+ virtual status_t turnElectronBeamOn(int32_t mode) = 0;
+
+ /* verify that an ISurfaceTexture was created by SurfaceFlinger.
+ */
+ virtual bool authenticateSurfaceTexture(
+ const sp<ISurfaceTexture>& surface) const = 0;
+
+ /* return an IDisplayEventConnection */
+ virtual sp<IDisplayEventConnection> createDisplayEventConnection() = 0;
+};
+
+// ----------------------------------------------------------------------------
+
+class BnSurfaceComposer : public BnInterface<ISurfaceComposer>
+{
+public:
+ enum {
+ // Note: BOOT_FINISHED must remain this value, it is called from
+ // Java by ActivityManagerService.
+ BOOT_FINISHED = IBinder::FIRST_CALL_TRANSACTION,
+ CREATE_CONNECTION,
+ CREATE_GRAPHIC_BUFFER_ALLOC,
+ GET_CBLK,
+ SET_TRANSACTION_STATE,
+ SET_ORIENTATION,
+ CAPTURE_SCREEN,
+ TURN_ELECTRON_BEAM_OFF,
+ TURN_ELECTRON_BEAM_ON,
+ AUTHENTICATE_SURFACE,
+ CREATE_DISPLAY_EVENT_CONNECTION,
+ };
+
+ virtual status_t onTransact( uint32_t code,
+ const Parcel& data,
+ Parcel* reply,
+ uint32_t flags = 0);
+};
+
+// ----------------------------------------------------------------------------
+
+}; // namespace android
+
+#endif // ANDROID_GUI_ISURFACE_COMPOSER_H
diff --git a/include/gui/ISurfaceComposerClient.h b/include/gui/ISurfaceComposerClient.h
new file mode 100644
index 0000000..c793933
--- /dev/null
+++ b/include/gui/ISurfaceComposerClient.h
@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2007 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.
+ */
+
+#ifndef ANDROID_GUI_ISURFACE_COMPOSER_CLIENT_H
+#define ANDROID_GUI_ISURFACE_COMPOSER_CLIENT_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <utils/Errors.h>
+#include <utils/RefBase.h>
+
+#include <binder/IInterface.h>
+
+#include <ui/PixelFormat.h>
+
+#include <gui/ISurface.h>
+
+namespace android {
+
+// ----------------------------------------------------------------------------
+
+typedef int32_t DisplayID;
+
+// ----------------------------------------------------------------------------
+
+class ISurfaceComposerClient : public IInterface
+{
+public:
+ DECLARE_META_INTERFACE(SurfaceComposerClient);
+
+ struct surface_data_t {
+ int32_t token;
+ int32_t identity;
+ status_t readFromParcel(const Parcel& parcel);
+ status_t writeToParcel(Parcel* parcel) const;
+ };
+
+ /*
+ * Requires ACCESS_SURFACE_FLINGER permission
+ */
+ virtual sp<ISurface> createSurface( surface_data_t* data,
+ const String8& name,
+ DisplayID display,
+ uint32_t w,
+ uint32_t h,
+ PixelFormat format,
+ uint32_t flags) = 0;
+
+ /*
+ * Requires ACCESS_SURFACE_FLINGER permission
+ */
+ virtual status_t destroySurface(SurfaceID sid) = 0;
+};
+
+// ----------------------------------------------------------------------------
+
+class BnSurfaceComposerClient : public BnInterface<ISurfaceComposerClient>
+{
+public:
+ virtual status_t onTransact( uint32_t code,
+ const Parcel& data,
+ Parcel* reply,
+ uint32_t flags = 0);
+};
+
+// ----------------------------------------------------------------------------
+
+}; // namespace android
+
+#endif // ANDROID_GUI_ISURFACE_COMPOSER_CLIENT_H
diff --git a/include/gui/Surface.h b/include/gui/Surface.h
new file mode 100644
index 0000000..1f90c59
--- /dev/null
+++ b/include/gui/Surface.h
@@ -0,0 +1,175 @@
+/*
+ * Copyright (C) 2007 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.
+ */
+
+#ifndef ANDROID_GUI_SURFACE_H
+#define ANDROID_GUI_SURFACE_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <utils/KeyedVector.h>
+#include <utils/RefBase.h>
+#include <utils/threads.h>
+
+#include <ui/PixelFormat.h>
+#include <ui/Region.h>
+
+#include <gui/SurfaceTextureClient.h>
+#include <gui/ISurface.h>
+#include <gui/ISurfaceComposerClient.h>
+
+#define ANDROID_VIEW_SURFACE_JNI_ID "mNativeSurface"
+
+namespace android {
+
+// ---------------------------------------------------------------------------
+
+class ISurfaceTexture;
+class Surface;
+class SurfaceComposerClient;
+
+// ---------------------------------------------------------------------------
+
+class SurfaceControl : public RefBase
+{
+public:
+ static bool isValid(const sp<SurfaceControl>& surface) {
+ return (surface != 0) && surface->isValid();
+ }
+ bool isValid() {
+ return mToken>=0 && mClient!=0;
+ }
+ static bool isSameSurface(
+ const sp<SurfaceControl>& lhs, const sp<SurfaceControl>& rhs);
+
+ uint32_t getIdentity() const { return mIdentity; }
+
+ // release surface data from java
+ void clear();
+
+ status_t setLayer(int32_t layer);
+ status_t setPosition(int32_t x, int32_t y);
+ status_t setSize(uint32_t w, uint32_t h);
+ status_t hide();
+ status_t show(int32_t layer = -1);
+ status_t freeze();
+ status_t unfreeze();
+ status_t setFlags(uint32_t flags, uint32_t mask);
+ status_t setTransparentRegionHint(const Region& transparent);
+ status_t setAlpha(float alpha=1.0f);
+ status_t setMatrix(float dsdx, float dtdx, float dsdy, float dtdy);
+ status_t setFreezeTint(uint32_t tint);
+
+ static status_t writeSurfaceToParcel(
+ const sp<SurfaceControl>& control, Parcel* parcel);
+
+ sp<Surface> getSurface() const;
+
+private:
+ // can't be copied
+ SurfaceControl& operator = (SurfaceControl& rhs);
+ SurfaceControl(const SurfaceControl& rhs);
+
+ friend class SurfaceComposerClient;
+ friend class Surface;
+
+ SurfaceControl(
+ const sp<SurfaceComposerClient>& client,
+ const sp<ISurface>& surface,
+ const ISurfaceComposerClient::surface_data_t& data);
+
+ ~SurfaceControl();
+
+ status_t validate() const;
+ void destroy();
+
+ sp<SurfaceComposerClient> mClient;
+ sp<ISurface> mSurface;
+ SurfaceID mToken;
+ uint32_t mIdentity;
+ mutable Mutex mLock;
+
+ mutable sp<Surface> mSurfaceData;
+};
+
+// ---------------------------------------------------------------------------
+
+class Surface : public SurfaceTextureClient
+{
+public:
+ struct SurfaceInfo {
+ uint32_t w;
+ uint32_t h;
+ uint32_t s;
+ uint32_t usage;
+ PixelFormat format;
+ void* bits;
+ uint32_t reserved[2];
+ };
+
+ explicit Surface(const sp<ISurfaceTexture>& st);
+
+ static status_t writeToParcel(const sp<Surface>& control, Parcel* parcel);
+
+ static sp<Surface> readFromParcel(const Parcel& data);
+ static bool isValid(const sp<Surface>& surface) {
+ return (surface != 0) && surface->isValid();
+ }
+
+ bool isValid();
+ uint32_t getIdentity() const { return mIdentity; }
+ sp<ISurfaceTexture> getSurfaceTexture();
+
+ // the lock/unlock APIs must be used from the same thread
+ status_t lock(SurfaceInfo* info, Region* dirty = NULL);
+ status_t unlockAndPost();
+
+ sp<IBinder> asBinder() const;
+
+private:
+ // this is just to be able to write some unit tests
+ friend class Test;
+ friend class SurfaceControl;
+
+ // can't be copied
+ Surface& operator = (Surface& rhs);
+ Surface(const Surface& rhs);
+
+ explicit Surface(const sp<SurfaceControl>& control);
+ Surface(const Parcel& data, const sp<IBinder>& ref);
+ ~Surface();
+
+ /*
+ * private stuff...
+ */
+ void init(const sp<ISurfaceTexture>& surfaceTexture);
+
+ static void cleanCachedSurfacesLocked();
+
+ virtual int query(int what, int* value) const;
+
+ // constants
+ sp<ISurface> mSurface;
+ uint32_t mIdentity;
+
+ // A cache of Surface objects that have been deserialized into this process.
+ static Mutex sCachedSurfacesLock;
+ static DefaultKeyedVector<wp<IBinder>, wp<Surface> > sCachedSurfaces;
+};
+
+}; // namespace android
+
+#endif // ANDROID_GUI_SURFACE_H
diff --git a/include/gui/SurfaceComposerClient.h b/include/gui/SurfaceComposerClient.h
new file mode 100644
index 0000000..d971031
--- /dev/null
+++ b/include/gui/SurfaceComposerClient.h
@@ -0,0 +1,177 @@
+/*
+ * Copyright (C) 2007 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.
+ */
+
+#ifndef ANDROID_GUI_SURFACE_COMPOSER_CLIENT_H
+#define ANDROID_GUI_SURFACE_COMPOSER_CLIENT_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <binder/IBinder.h>
+
+#include <utils/RefBase.h>
+#include <utils/Singleton.h>
+#include <utils/SortedVector.h>
+#include <utils/threads.h>
+
+#include <ui/PixelFormat.h>
+
+#include <gui/Surface.h>
+
+namespace android {
+
+// ---------------------------------------------------------------------------
+
+class DisplayInfo;
+class Composer;
+class IMemoryHeap;
+class ISurfaceComposerClient;
+class Region;
+
+// ---------------------------------------------------------------------------
+
+class SurfaceComposerClient : public RefBase
+{
+ friend class Composer;
+public:
+ SurfaceComposerClient();
+ virtual ~SurfaceComposerClient();
+
+ // Always make sure we could initialize
+ status_t initCheck() const;
+
+ // Return the connection of this client
+ sp<IBinder> connection() const;
+
+ // Forcibly remove connection before all references have gone away.
+ void dispose();
+
+ // ------------------------------------------------------------------------
+ // surface creation / destruction
+
+ //! Create a surface
+ sp<SurfaceControl> createSurface(
+ const String8& name,// name of the surface
+ DisplayID display, // Display to create this surface on
+ uint32_t w, // width in pixel
+ uint32_t h, // height in pixel
+ PixelFormat format, // pixel-format desired
+ uint32_t flags = 0 // usage flags
+ );
+
+ sp<SurfaceControl> createSurface(
+ DisplayID display, // Display to create this surface on
+ uint32_t w, // width in pixel
+ uint32_t h, // height in pixel
+ PixelFormat format, // pixel-format desired
+ uint32_t flags = 0 // usage flags
+ );
+
+
+ // ------------------------------------------------------------------------
+ // Composer parameters
+ // All composer parameters must be changed within a transaction
+ // several surfaces can be updated in one transaction, all changes are
+ // committed at once when the transaction is closed.
+ // closeGlobalTransaction() usually requires an IPC with the server.
+
+ //! Open a composer transaction on all active SurfaceComposerClients.
+ static void openGlobalTransaction();
+
+ //! Close a composer transaction on all active SurfaceComposerClients.
+ static void closeGlobalTransaction(bool synchronous = false);
+
+ //! Freeze the specified display but not transactions.
+ static status_t freezeDisplay(DisplayID dpy, uint32_t flags = 0);
+
+ //! Resume updates on the specified display.
+ static status_t unfreezeDisplay(DisplayID dpy, uint32_t flags = 0);
+
+ //! Set the orientation of the given display
+ static int setOrientation(DisplayID dpy, int orientation, uint32_t flags);
+
+ // Query the number of displays
+ static ssize_t getNumberOfDisplays();
+
+ // Get information about a display
+ static status_t getDisplayInfo(DisplayID dpy, DisplayInfo* info);
+ static ssize_t getDisplayWidth(DisplayID dpy);
+ static ssize_t getDisplayHeight(DisplayID dpy);
+ static ssize_t getDisplayOrientation(DisplayID dpy);
+
+ status_t linkToComposerDeath(const sp<IBinder::DeathRecipient>& recipient,
+ void* cookie = NULL, uint32_t flags = 0);
+
+ status_t hide(SurfaceID id);
+ status_t show(SurfaceID id, int32_t layer = -1);
+ status_t freeze(SurfaceID id);
+ status_t unfreeze(SurfaceID id);
+ status_t setFlags(SurfaceID id, uint32_t flags, uint32_t mask);
+ status_t setTransparentRegionHint(SurfaceID id, const Region& transparent);
+ status_t setLayer(SurfaceID id, int32_t layer);
+ status_t setAlpha(SurfaceID id, float alpha=1.0f);
+ status_t setFreezeTint(SurfaceID id, uint32_t tint);
+ status_t setMatrix(SurfaceID id, float dsdx, float dtdx, float dsdy, float dtdy);
+ status_t setPosition(SurfaceID id, float x, float y);
+ status_t setSize(SurfaceID id, uint32_t w, uint32_t h);
+ status_t destroySurface(SurfaceID sid);
+
+private:
+ virtual void onFirstRef();
+ Composer& getComposer();
+
+ mutable Mutex mLock;
+ status_t mStatus;
+ sp<ISurfaceComposerClient> mClient;
+ Composer& mComposer;
+};
+
+// ---------------------------------------------------------------------------
+
+class ScreenshotClient
+{
+ sp<IMemoryHeap> mHeap;
+ uint32_t mWidth;
+ uint32_t mHeight;
+ PixelFormat mFormat;
+public:
+ ScreenshotClient();
+
+ // frees the previous screenshot and capture a new one
+ status_t update();
+ status_t update(uint32_t reqWidth, uint32_t reqHeight);
+ status_t update(uint32_t reqWidth, uint32_t reqHeight,
+ uint32_t minLayerZ, uint32_t maxLayerZ);
+
+ // release memory occupied by the screenshot
+ void release();
+
+ // pixels are valid until this object is freed or
+ // release() or update() is called
+ void const* getPixels() const;
+
+ uint32_t getWidth() const;
+ uint32_t getHeight() const;
+ PixelFormat getFormat() const;
+ uint32_t getStride() const;
+ // size of allocated memory in bytes
+ size_t getSize() const;
+};
+
+// ---------------------------------------------------------------------------
+}; // namespace android
+
+#endif // ANDROID_GUI_SURFACE_COMPOSER_CLIENT_H