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Diffstat (limited to 'include/gui/SurfaceTextureClient.h')
| -rw-r--r-- | include/gui/SurfaceTextureClient.h | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/include/gui/SurfaceTextureClient.h b/include/gui/SurfaceTextureClient.h deleted file mode 100644 index 50fd1ba..0000000 --- a/include/gui/SurfaceTextureClient.h +++ /dev/null @@ -1,223 +0,0 @@ -/* - * Copyright (C) 2010 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_SURFACETEXTURECLIENT_H -#define ANDROID_GUI_SURFACETEXTURECLIENT_H - -#include <gui/ISurfaceTexture.h> -#include <gui/SurfaceTexture.h> -#include <gui/BufferQueue.h> - -#include <ui/ANativeObjectBase.h> -#include <ui/Region.h> - -#include <utils/RefBase.h> -#include <utils/threads.h> -#include <utils/KeyedVector.h> - -struct ANativeWindow_Buffer; - -namespace android { - -class Surface; - -class SurfaceTextureClient - : public ANativeObjectBase<ANativeWindow, SurfaceTextureClient, RefBase> -{ -public: - - SurfaceTextureClient(const sp<ISurfaceTexture>& surfaceTexture); - - // SurfaceTextureClient is overloaded to assist in refactoring ST and BQ. - // SurfaceTexture is no longer an ISurfaceTexture, so client code - // calling the original constructor will fail. Thus this convenience method - // passes in the surfaceTexture's bufferQueue to the init method. - SurfaceTextureClient(const sp<SurfaceTexture>& surfaceTexture); - - sp<ISurfaceTexture> getISurfaceTexture() const; - -protected: - SurfaceTextureClient(); - virtual ~SurfaceTextureClient(); - void setISurfaceTexture(const sp<ISurfaceTexture>& surfaceTexture); - -private: - // can't be copied - SurfaceTextureClient& operator = (const SurfaceTextureClient& rhs); - SurfaceTextureClient(const SurfaceTextureClient& rhs); - void init(); - - // 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_perform(ANativeWindow* window, int operation, ...); - static int hook_query(const ANativeWindow* window, int what, int* value); - static int hook_queueBuffer(ANativeWindow* window, - ANativeWindowBuffer* buffer, int fenceFd); - 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); - - int dispatchConnect(va_list args); - int dispatchDisconnect(va_list args); - int dispatchSetBufferCount(va_list args); - int dispatchSetBuffersGeometry(va_list args); - int dispatchSetBuffersDimensions(va_list args); - int dispatchSetBuffersUserDimensions(va_list args); - int dispatchSetBuffersFormat(va_list args); - int dispatchSetScalingMode(va_list args); - int dispatchSetBuffersTransform(va_list args); - int dispatchSetBuffersTimestamp(va_list args); - int dispatchSetCrop(va_list args); - int dispatchSetPostTransformCrop(va_list args); - int dispatchSetUsage(va_list args); - int dispatchLock(va_list args); - int dispatchUnlockAndPost(va_list args); - -protected: - virtual int dequeueBuffer(ANativeWindowBuffer** buffer, int* fenceFd); - virtual int cancelBuffer(ANativeWindowBuffer* buffer, int fenceFd); - virtual int queueBuffer(ANativeWindowBuffer* buffer, int fenceFd); - virtual int perform(int operation, va_list args); - virtual int query(int what, int* value) const; - virtual int setSwapInterval(int interval); - - virtual int lockBuffer_DEPRECATED(ANativeWindowBuffer* buffer); - - virtual int connect(int api); - virtual int disconnect(int api); - virtual int setBufferCount(int bufferCount); - virtual int setBuffersDimensions(int w, int h); - virtual int setBuffersUserDimensions(int w, int h); - virtual int setBuffersFormat(int format); - virtual int setScalingMode(int mode); - virtual int setBuffersTransform(int transform); - virtual int setBuffersTimestamp(int64_t timestamp); - virtual int setCrop(Rect const* rect); - virtual int setUsage(uint32_t reqUsage); - virtual int lock(ANativeWindow_Buffer* outBuffer, ARect* inOutDirtyBounds); - virtual int unlockAndPost(); - - enum { NUM_BUFFER_SLOTS = BufferQueue::NUM_BUFFER_SLOTS }; - enum { DEFAULT_FORMAT = PIXEL_FORMAT_RGBA_8888 }; - -private: - void freeAllBuffers(); - int getSlotFromBufferLocked(android_native_buffer_t* buffer) const; - - struct BufferSlot { - sp<GraphicBuffer> buffer; - Region dirtyRegion; - }; - - // mSurfaceTexture is the interface to the surface texture server. All - // operations on the surface texture client ultimately translate into - // interactions with the server using this interface. - sp<ISurfaceTexture> mSurfaceTexture; - - // mSlots stores the buffers that have been allocated for each buffer slot. - // It is initialized to null pointers, and gets filled in with the result of - // ISurfaceTexture::requestBuffer when the client dequeues a buffer from a - // slot that has not yet been used. The buffer allocated to a slot will also - // be replaced if the requested buffer usage or geometry differs from that - // of the buffer allocated to a slot. - BufferSlot mSlots[NUM_BUFFER_SLOTS]; - - // mReqWidth is the buffer width that will be requested at the next dequeue - // operation. It is initialized to 1. - uint32_t mReqWidth; - - // mReqHeight is the buffer height that will be requested at the next - // dequeue operation. It is initialized to 1. - uint32_t mReqHeight; - - // mReqFormat is the buffer pixel format that will be requested at the next - // deuque operation. It is initialized to PIXEL_FORMAT_RGBA_8888. - uint32_t mReqFormat; - - // mReqUsage is the set of buffer usage flags that will be requested - // at the next deuque operation. It is initialized to 0. - uint32_t mReqUsage; - - // mTimestamp is the timestamp that will be used for the next buffer queue - // operation. It defaults to NATIVE_WINDOW_TIMESTAMP_AUTO, which means that - // a timestamp is auto-generated when queueBuffer is called. - int64_t mTimestamp; - - // mCrop is the crop rectangle that will be used for the next buffer - // that gets queued. It is set by calling setCrop. - Rect mCrop; - - // mScalingMode is the scaling mode that will be used for the next - // buffers that get queued. It is set by calling setScalingMode. - int mScalingMode; - - // mTransform is the transform identifier that will be used for the next - // buffer that gets queued. It is set by calling setTransform. - uint32_t mTransform; - - // mDefaultWidth is default width of the buffers, regardless of the - // native_window_set_buffers_dimensions call. - uint32_t mDefaultWidth; - - // mDefaultHeight is default height of the buffers, regardless of the - // native_window_set_buffers_dimensions call. - uint32_t mDefaultHeight; - - // mUserWidth, if non-zero, is an application-specified override - // of mDefaultWidth. This is lower priority than the width set by - // native_window_set_buffers_dimensions. - uint32_t mUserWidth; - - // mUserHeight, if non-zero, is an application-specified override - // of mDefaultHeight. This is lower priority than the height set - // by native_window_set_buffers_dimensions. - uint32_t mUserHeight; - - // mTransformHint is the transform probably applied to buffers of this - // window. this is only a hint, actual transform may differ. - uint32_t mTransformHint; - - // mConsumerRunningBehind whether the consumer is running more than - // one buffer behind the producer. - mutable bool mConsumerRunningBehind; - - // mMutex is the mutex used to prevent concurrent access to the member - // variables of SurfaceTexture objects. It must be locked whenever the - // member variables are accessed. - mutable Mutex mMutex; - - // must be used from the lock/unlock thread - sp<GraphicBuffer> mLockedBuffer; - sp<GraphicBuffer> mPostedBuffer; - bool mConnectedToCpu; - - // must be accessed from lock/unlock thread only - Region mDirtyRegion; -}; - -}; // namespace android - -#endif // ANDROID_GUI_SURFACETEXTURECLIENT_H |