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-rw-r--r--include/surfaceflinger/ISurface.h112
-rw-r--r--include/surfaceflinger/ISurfaceComposer.h145
-rw-r--r--include/surfaceflinger/ISurfaceFlingerClient.h91
-rw-r--r--include/surfaceflinger/Surface.h262
-rw-r--r--include/surfaceflinger/SurfaceComposerClient.h174
5 files changed, 784 insertions, 0 deletions
diff --git a/include/surfaceflinger/ISurface.h b/include/surfaceflinger/ISurface.h
new file mode 100644
index 0000000..472f759
--- /dev/null
+++ b/include/surfaceflinger/ISurface.h
@@ -0,0 +1,112 @@
+/*
+ * 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_SF_ISURFACE_H
+#define ANDROID_SF_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>
+
+#include <hardware/hardware.h>
+#include <hardware/gralloc.h>
+
+namespace android {
+
+typedef int32_t SurfaceID;
+
+class IMemoryHeap;
+class OverlayRef;
+class GraphicBuffer;
+
+class ISurface : public IInterface
+{
+protected:
+ enum {
+ REGISTER_BUFFERS = IBinder::FIRST_CALL_TRANSACTION,
+ UNREGISTER_BUFFERS,
+ POST_BUFFER, // one-way transaction
+ CREATE_OVERLAY,
+ REQUEST_BUFFER,
+ };
+
+public:
+ DECLARE_META_INTERFACE(Surface);
+
+ virtual sp<GraphicBuffer> requestBuffer(int bufferIdx, int usage) = 0;
+
+ class BufferHeap {
+ public:
+ enum {
+ /* rotate source image */
+ ROT_0 = 0,
+ ROT_90 = HAL_TRANSFORM_ROT_90,
+ ROT_180 = HAL_TRANSFORM_ROT_180,
+ ROT_270 = HAL_TRANSFORM_ROT_270,
+ };
+ BufferHeap();
+
+ BufferHeap(uint32_t w, uint32_t h,
+ int32_t hor_stride, int32_t ver_stride,
+ PixelFormat format, const sp<IMemoryHeap>& heap);
+
+ BufferHeap(uint32_t w, uint32_t h,
+ int32_t hor_stride, int32_t ver_stride,
+ PixelFormat format, uint32_t transform, uint32_t flags,
+ const sp<IMemoryHeap>& heap);
+
+ ~BufferHeap();
+
+ uint32_t w;
+ uint32_t h;
+ int32_t hor_stride;
+ int32_t ver_stride;
+ PixelFormat format;
+ uint32_t transform;
+ uint32_t flags;
+ sp<IMemoryHeap> heap;
+ };
+
+ virtual status_t registerBuffers(const BufferHeap& buffers) = 0;
+ virtual void postBuffer(ssize_t offset) = 0; // one-way
+ virtual void unregisterBuffers() = 0;
+
+ virtual sp<OverlayRef> createOverlay(
+ uint32_t w, uint32_t h, int32_t format, int32_t orientation) = 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_SF_ISURFACE_H
diff --git a/include/surfaceflinger/ISurfaceComposer.h b/include/surfaceflinger/ISurfaceComposer.h
new file mode 100644
index 0000000..d1e7785
--- /dev/null
+++ b/include/surfaceflinger/ISurfaceComposer.h
@@ -0,0 +1,145 @@
+/*
+ * 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_SF_ISURFACE_COMPOSER_H
+#define ANDROID_SF_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 <surfaceflinger/ISurfaceFlingerClient.h>
+
+namespace android {
+// ----------------------------------------------------------------------------
+
+class ISurfaceComposer : public IInterface
+{
+public:
+ DECLARE_META_INTERFACE(SurfaceComposer);
+
+ enum { // (keep in sync with Surface.java)
+ eHidden = 0x00000004,
+ eDestroyBackbuffer = 0x00000020,
+ eSecure = 0x00000080,
+ eNonPremultiplied = 0x00000100,
+ ePushBuffers = 0x00000200,
+
+ eFXSurfaceNormal = 0x00000000,
+ eFXSurfaceBlur = 0x00010000,
+ eFXSurfaceDim = 0x00020000,
+ 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,
+ eOrientationSwapMask = 0x01
+ };
+
+ // flags for setOrientation
+ enum {
+ eOrientationAnimationDisable = 0x00000001
+ };
+
+ /* create connection with surface flinger, requires
+ * ACCESS_SURFACE_FLINGER permission
+ */
+
+ virtual sp<ISurfaceFlingerClient> createConnection() = 0;
+
+ /* retrieve the control block */
+ virtual sp<IMemoryHeap> getCblk() const = 0;
+
+ /* open/close transactions. requires ACCESS_SURFACE_FLINGER permission */
+ virtual void openGlobalTransaction() = 0;
+ virtual void closeGlobalTransaction() = 0;
+
+ /* [un]freeze display. requires ACCESS_SURFACE_FLINGER permission */
+ virtual status_t freezeDisplay(DisplayID dpy, uint32_t flags) = 0;
+ virtual status_t unfreezeDisplay(DisplayID dpy, uint32_t flags) = 0;
+
+ /* Set display orientation. requires ACCESS_SURFACE_FLINGER permission */
+ virtual int setOrientation(DisplayID dpy, int orientation, uint32_t flags) = 0;
+
+ /* signal that we're done booting.
+ * Requires ACCESS_SURFACE_FLINGER permission
+ */
+ virtual void bootFinished() = 0;
+
+ /* Signal surfaceflinger that there might be some work to do
+ * This is an ASYNCHRONOUS call.
+ */
+ virtual void signal() const = 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,
+ GET_CBLK,
+ OPEN_GLOBAL_TRANSACTION,
+ CLOSE_GLOBAL_TRANSACTION,
+ SET_ORIENTATION,
+ FREEZE_DISPLAY,
+ UNFREEZE_DISPLAY,
+ SIGNAL
+ };
+
+ virtual status_t onTransact( uint32_t code,
+ const Parcel& data,
+ Parcel* reply,
+ uint32_t flags = 0);
+};
+
+// ----------------------------------------------------------------------------
+
+}; // namespace android
+
+#endif // ANDROID_SF_ISURFACE_COMPOSER_H
diff --git a/include/surfaceflinger/ISurfaceFlingerClient.h b/include/surfaceflinger/ISurfaceFlingerClient.h
new file mode 100644
index 0000000..d257645
--- /dev/null
+++ b/include/surfaceflinger/ISurfaceFlingerClient.h
@@ -0,0 +1,91 @@
+/*
+ * 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_SF_ISURFACE_FLINGER_CLIENT_H
+#define ANDROID_SF_ISURFACE_FLINGER_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 <surfaceflinger/ISurface.h>
+
+namespace android {
+
+// ----------------------------------------------------------------------------
+
+class IMemoryHeap;
+
+typedef int32_t ClientID;
+typedef int32_t DisplayID;
+
+// ----------------------------------------------------------------------------
+
+class layer_state_t;
+
+class ISurfaceFlingerClient : public IInterface
+{
+public:
+ DECLARE_META_INTERFACE(SurfaceFlingerClient);
+
+ struct surface_data_t {
+ int32_t token;
+ int32_t identity;
+ uint32_t width;
+ uint32_t height;
+ uint32_t format;
+ status_t readFromParcel(const Parcel& parcel);
+ status_t writeToParcel(Parcel* parcel) const;
+ };
+
+ virtual sp<IMemoryHeap> getControlBlock() const = 0;
+
+ virtual sp<ISurface> createSurface( surface_data_t* data,
+ int pid,
+ const String8& name,
+ DisplayID display,
+ uint32_t w,
+ uint32_t h,
+ PixelFormat format,
+ uint32_t flags) = 0;
+
+ virtual status_t destroySurface(SurfaceID sid) = 0;
+
+ virtual status_t setState(int32_t count, const layer_state_t* states) = 0;
+};
+
+// ----------------------------------------------------------------------------
+
+class BnSurfaceFlingerClient : public BnInterface<ISurfaceFlingerClient>
+{
+public:
+ virtual status_t onTransact( uint32_t code,
+ const Parcel& data,
+ Parcel* reply,
+ uint32_t flags = 0);
+};
+
+// ----------------------------------------------------------------------------
+
+}; // namespace android
+
+#endif // ANDROID_SF_ISURFACE_FLINGER_CLIENT_H
diff --git a/include/surfaceflinger/Surface.h b/include/surfaceflinger/Surface.h
new file mode 100644
index 0000000..0279d84
--- /dev/null
+++ b/include/surfaceflinger/Surface.h
@@ -0,0 +1,262 @@
+/*
+ * 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_SF_SURFACE_H
+#define ANDROID_SF_SURFACE_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <utils/RefBase.h>
+#include <utils/threads.h>
+
+#include <ui/PixelFormat.h>
+#include <ui/Region.h>
+#include <ui/egl/android_natives.h>
+
+#include <surfaceflinger/ISurface.h>
+#include <surfaceflinger/ISurfaceFlingerClient.h>
+
+namespace android {
+
+// ---------------------------------------------------------------------------
+
+class GraphicBufferMapper;
+class IOMX;
+class Rect;
+class Surface;
+class SurfaceComposerClient;
+class SharedClient;
+class SharedBufferClient;
+
+// ---------------------------------------------------------------------------
+
+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);
+
+ SurfaceID ID() const { return mToken; }
+ uint32_t getFlags() const { return mFlags; }
+ 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;
+
+ // camera and camcorder need access to the ISurface binder interface for preview
+ friend class Camera;
+ friend class MediaRecorder;
+ // mediaplayer needs access to ISurface for display
+ friend class MediaPlayer;
+ // for testing
+ friend class Test;
+ const sp<ISurface>& getISurface() const { return mSurface; }
+
+
+ friend class Surface;
+
+ SurfaceControl(
+ const sp<SurfaceComposerClient>& client,
+ const sp<ISurface>& surface,
+ const ISurfaceFlingerClient::surface_data_t& data,
+ uint32_t w, uint32_t h, PixelFormat format, uint32_t flags);
+
+ ~SurfaceControl();
+
+ status_t validate() const;
+ void destroy();
+
+ sp<SurfaceComposerClient> mClient;
+ sp<ISurface> mSurface;
+ SurfaceID mToken;
+ uint32_t mIdentity;
+ uint32_t mWidth;
+ uint32_t mHeight;
+ PixelFormat mFormat;
+ uint32_t mFlags;
+ mutable Mutex mLock;
+
+ mutable sp<Surface> mSurfaceData;
+};
+
+// ---------------------------------------------------------------------------
+
+class Surface
+ : public EGLNativeBase<android_native_window_t, Surface, RefBase>
+{
+public:
+ struct SurfaceInfo {
+ uint32_t w;
+ uint32_t h;
+ uint32_t s;
+ uint32_t usage;
+ PixelFormat format;
+ void* bits;
+ uint32_t reserved[2];
+ };
+
+ Surface(const Parcel& data);
+
+ static bool isValid(const sp<Surface>& surface) {
+ return (surface != 0) && surface->isValid();
+ }
+
+ static bool isSameSurface(
+ const sp<Surface>& lhs, const sp<Surface>& rhs);
+
+ bool isValid();
+ SurfaceID ID() const { return mToken; }
+ uint32_t getFlags() const { return mFlags; }
+ uint32_t getIdentity() const { return mIdentity; }
+
+ // the lock/unlock APIs must be used from the same thread
+ status_t lock(SurfaceInfo* info, bool blocking = true);
+ status_t lock(SurfaceInfo* info, Region* dirty, bool blocking = true);
+ status_t unlockAndPost();
+
+ // setSwapRectangle() is intended to be used by GL ES clients
+ void setSwapRectangle(const Rect& r);
+
+private:
+ // can't be copied
+ Surface& operator = (Surface& rhs);
+ Surface(const Surface& rhs);
+
+ Surface(const sp<SurfaceControl>& control);
+ void init();
+ ~Surface();
+
+ friend class SurfaceComposerClient;
+ friend class SurfaceControl;
+
+
+ // camera and camcorder need access to the ISurface binder interface for preview
+ friend class Camera;
+ friend class MediaRecorder;
+ // mediaplayer needs access to ISurface for display
+ friend class MediaPlayer;
+ friend class IOMX;
+ // this is just to be able to write some unit tests
+ friend class Test;
+
+ sp<SurfaceComposerClient> getClient() const;
+ sp<ISurface> getISurface() const;
+
+ status_t getBufferLocked(int index, int usage);
+
+ status_t validate() const;
+
+ inline const GraphicBufferMapper& getBufferMapper() const { return mBufferMapper; }
+ inline GraphicBufferMapper& getBufferMapper() { return mBufferMapper; }
+
+ static int setSwapInterval(android_native_window_t* window, int interval);
+ static int dequeueBuffer(android_native_window_t* window, android_native_buffer_t** buffer);
+ static int lockBuffer(android_native_window_t* window, android_native_buffer_t* buffer);
+ static int queueBuffer(android_native_window_t* window, android_native_buffer_t* buffer);
+ static int query(android_native_window_t* window, int what, int* value);
+ static int perform(android_native_window_t* window, int operation, ...);
+
+ int dequeueBuffer(android_native_buffer_t** buffer);
+ int lockBuffer(android_native_buffer_t* buffer);
+ int queueBuffer(android_native_buffer_t* buffer);
+ int query(int what, int* value);
+ int perform(int operation, va_list args);
+
+ status_t dequeueBuffer(sp<GraphicBuffer>* buffer);
+
+ void dispatch_setUsage(va_list args);
+ int dispatch_connect(va_list args);
+ int dispatch_disconnect(va_list args);
+
+ void setUsage(uint32_t reqUsage);
+ int connect(int api);
+ int disconnect(int api);
+
+ uint32_t getUsage() const;
+ int getConnectedApi() const;
+
+ // constants
+ sp<SurfaceComposerClient> mClient;
+ sp<ISurface> mSurface;
+ SurfaceID mToken;
+ uint32_t mIdentity;
+ PixelFormat mFormat;
+ uint32_t mFlags;
+ GraphicBufferMapper& mBufferMapper;
+ SharedBufferClient* mSharedBufferClient;
+
+ // protected by mSurfaceLock
+ Rect mSwapRectangle;
+ uint32_t mUsage;
+ int mConnected;
+
+ // protected by mSurfaceLock. These are also used from lock/unlock
+ // but in that case, they must be called form the same thread.
+ sp<GraphicBuffer> mBuffers[2];
+ mutable Region mDirtyRegion;
+
+ // must be used from the lock/unlock thread
+ sp<GraphicBuffer> mLockedBuffer;
+ sp<GraphicBuffer> mPostedBuffer;
+ mutable Region mOldDirtyRegion;
+ bool mNeedFullUpdate;
+
+ // query() must be called from dequeueBuffer() thread
+ uint32_t mWidth;
+ uint32_t mHeight;
+
+ // Inherently thread-safe
+ mutable Mutex mSurfaceLock;
+ mutable Mutex mApiLock;
+};
+
+}; // namespace android
+
+#endif // ANDROID_SF_SURFACE_H
+
diff --git a/include/surfaceflinger/SurfaceComposerClient.h b/include/surfaceflinger/SurfaceComposerClient.h
new file mode 100644
index 0000000..9d0f0cb
--- /dev/null
+++ b/include/surfaceflinger/SurfaceComposerClient.h
@@ -0,0 +1,174 @@
+/*
+ * 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_SF_SURFACE_COMPOSER_CLIENT_H
+#define ANDROID_SF_SURFACE_COMPOSER_CLIENT_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <binder/IBinder.h>
+
+#include <utils/SortedVector.h>
+#include <utils/RefBase.h>
+#include <utils/threads.h>
+
+#include <ui/PixelFormat.h>
+#include <ui/Region.h>
+
+#include <surfaceflinger/Surface.h>
+
+namespace android {
+
+// ---------------------------------------------------------------------------
+
+class Region;
+class SharedClient;
+class ISurfaceComposer;
+class DisplayInfo;
+
+class SurfaceComposerClient : virtual public RefBase
+{
+public:
+ SurfaceComposerClient();
+ virtual ~SurfaceComposerClient();
+
+ // Always make sure we could initialize
+ status_t initCheck() const;
+
+ // Return the connection of this client
+ sp<IBinder> connection() const;
+
+ // Retrieve a client for an existing connection.
+ static sp<SurfaceComposerClient>
+ clientForConnection(const sp<IBinder>& conn);
+
+ // Forcibly remove connection before all references have gone away.
+ void dispose();
+
+ // ------------------------------------------------------------------------
+ // surface creation / destruction
+
+ //! Create a surface
+ sp<SurfaceControl> createSurface(
+ int pid, // pid of the process the surface is for
+ 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(
+ int pid, // pid of the process the surface is for
+ 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.
+ // CloseTransaction() usually requires an IPC with the server.
+
+ //! Open a composer transaction
+ status_t openTransaction();
+
+ //! commit the transaction
+ status_t closeTransaction();
+
+ //! Open a composer transaction on all active SurfaceComposerClients.
+ static void openGlobalTransaction();
+
+ //! Close a composer transaction on all active SurfaceComposerClients.
+ static void closeGlobalTransaction();
+
+ //! 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);
+
+private:
+ friend class Surface;
+ friend class SurfaceControl;
+
+ SurfaceComposerClient(const sp<ISurfaceComposer>& sm,
+ const sp<IBinder>& conn);
+
+ 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, int32_t x, int32_t y);
+ status_t setSize(SurfaceID id, uint32_t w, uint32_t h);
+
+ void signalServer();
+
+ status_t destroySurface(SurfaceID sid);
+
+ void _init(const sp<ISurfaceComposer>& sm,
+ const sp<ISurfaceFlingerClient>& conn);
+
+ inline layer_state_t* _get_state_l(SurfaceID id);
+ layer_state_t* _lockLayerState(SurfaceID id);
+ inline void _unlockLayerState();
+
+ mutable Mutex mLock;
+ layer_state_t* mPrebuiltLayerState;
+ SortedVector<layer_state_t> mStates;
+ int32_t mTransactionOpen;
+
+ // these don't need to be protected because they never change
+ // after assignment
+ status_t mStatus;
+ SharedClient* mControl;
+ sp<IMemoryHeap> mControlMemory;
+ sp<ISurfaceFlingerClient> mClient;
+ sp<ISurfaceComposer> mSignalServer;
+};
+
+}; // namespace android
+
+#endif // ANDROID_SF_SURFACE_COMPOSER_CLIENT_H
+
generated by cgit v1.1 at 2025-06-27 05:26:24 +0000