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/*
* Copyright (C) 2007 The Android Open Source Project
* Copyright (C) 2013 Mozilla Foundation
*
* 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 NATIVEWINDOW_FAKE_SURFACE_COMPOSER_H
#define NATIVEWINDOW_FAKE_SURFACE_COMPOSER_H
#include <stdint.h>
#include <sys/types.h>
#include <utils/Errors.h>
#include <utils/Looper.h>
#include <binder/BinderService.h>
#include <gui/IGraphicBufferProducer.h>
#include <gui/ISurfaceComposer.h>
#include <gui/ISurfaceComposerClient.h>
#include <hardware/hwcomposer.h>
#include <private/gui/LayerState.h>
#include <utils/KeyedVector.h>
class nsIWidget;
namespace android {
// ---------------------------------------------------------------------------
class GraphicProducerWrapper;
class IGraphicBufferAlloc;
enum {
eTransactionNeeded = 0x01,
eTraversalNeeded = 0x02,
eDisplayTransactionNeeded = 0x04,
eTransactionMask = 0x07
};
class FakeSurfaceComposer : public BinderService<FakeSurfaceComposer>,
public BnSurfaceComposer
{
public:
static char const* getServiceName() {
return "FakeSurfaceComposer";
}
// Instantiate FakeSurfaceComposer and register to service manager.
// If service manager is not present, wait until service manager becomes present.
static void instantiate();
#if ANDROID_VERSION >= 19
virtual void destroyDisplay(const sp<android::IBinder>& display);
#endif
#if ANDROID_VERSION >= 21
virtual status_t captureScreen(const sp<IBinder>& display,
const sp<IGraphicBufferProducer>& producer,
Rect sourceCrop, uint32_t reqWidth, uint32_t reqHeight,
uint32_t minLayerZ, uint32_t maxLayerZ,
bool useIdentityTransform,
Rotation rotation = eRotateNone);
#elif ANDROID_VERSION >= 19
virtual status_t captureScreen(const sp<IBinder>& display,
const sp<IGraphicBufferProducer>& producer,
uint32_t reqWidth, uint32_t reqHeight,
uint32_t minLayerZ, uint32_t maxLayerZ);
#else
virtual status_t captureScreen(const sp<IBinder>& display,
const sp<IGraphicBufferProducer>& producer,
uint32_t reqWidth, uint32_t reqHeight,
uint32_t minLayerZ, uint32_t maxLayerZ, bool isCpuConsumer);
#endif
private:
FakeSurfaceComposer();
// We're reference counted, never destroy FakeSurfaceComposer directly
virtual ~FakeSurfaceComposer();
/* ------------------------------------------------------------------------
* IBinder interface
*/
virtual status_t onTransact(uint32_t code, const Parcel& data,
Parcel* reply, uint32_t flags);
/* ------------------------------------------------------------------------
* ISurfaceComposer interface
*/
virtual sp<ISurfaceComposerClient> createConnection();
virtual sp<IGraphicBufferAlloc> createGraphicBufferAlloc();
virtual sp<IBinder> createDisplay(const String8& displayName, bool secure);
virtual sp<IBinder> getBuiltInDisplay(int32_t id);
virtual void setTransactionState(const Vector<ComposerState>& state,
const Vector<DisplayState>& displays, uint32_t flags);
virtual void bootFinished();
virtual bool authenticateSurfaceTexture(
const sp<IGraphicBufferProducer>& bufferProducer) const;
virtual sp<IDisplayEventConnection> createDisplayEventConnection();
#if ANDROID_VERSION >= 21
virtual void setPowerMode(const sp<IBinder>& display, int mode);
virtual status_t getDisplayConfigs(const sp<IBinder>& display, Vector<DisplayInfo>* configs);
virtual status_t getDisplayStats(const sp<IBinder>& display, DisplayStatInfo* stats);
virtual int getActiveConfig(const sp<IBinder>& display);
virtual status_t setActiveConfig(const sp<IBinder>& display, int id);
virtual status_t clearAnimationFrameStats();
virtual status_t getAnimationFrameStats(FrameStats* outStats) const;
#elif ANDROID_VERSION >= 17
// called when screen needs to turn off
virtual void blank(const sp<IBinder>& display);
// called when screen is turning back on
virtual void unblank(const sp<IBinder>& display);
virtual status_t getDisplayInfo(const sp<IBinder>& display, DisplayInfo* info);
#endif
void getPrimaryDisplayInfo(DisplayInfo* info);
/* ------------------------------------------------------------------------
* Transactions
*/
uint32_t setDisplayStateLocked(const DisplayState& s);
void captureScreenImp(const sp<IGraphicBufferProducer>& producer,
uint32_t reqWidth,
uint32_t reqHeight,
const sp<GraphicProducerWrapper>& wrapper);
sp<IBinder> mPrimaryDisplay;
struct DisplayDeviceState {
enum {
NO_LAYER_STACK = 0xFFFFFFFF,
};
DisplayDeviceState()
: type(-1), displayId(-1), width(0), height(0) {
}
DisplayDeviceState(int type)
: type(type), displayId(-1), layerStack(NO_LAYER_STACK), orientation(0), width(0), height(0) {
viewport.makeInvalid();
frame.makeInvalid();
}
bool isValid() const { return type >= 0; }
int type;
int displayId;
sp<IGraphicBufferProducer> surface;
uint32_t layerStack;
Rect viewport;
Rect frame;
uint8_t orientation;
uint32_t width, height;
String8 displayName;
bool isSecure;
};
// access must be protected by mStateLock
mutable Mutex mStateLock;
DefaultKeyedVector<wp<IBinder>, DisplayDeviceState> mDisplays;
friend class DestroyDisplayRunnable;
};
// ---------------------------------------------------------------------------
}; // namespace android
#endif // NATIVEWINDOW_FAKE_SURFACE_COMPOSER_H
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