305 lines
11 KiB
C++
305 lines
11 KiB
C++
|
/*
|
||
|
* 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.
|
||
|
*/
|
||
|
|
||
|
// tag as surfaceflinger
|
||
|
#define LOG_TAG "SurfaceFlinger"
|
||
|
|
||
|
#include <stdint.h>
|
||
|
#include <sys/types.h>
|
||
|
|
||
|
#include <binder/Parcel.h>
|
||
|
#include <binder/IMemory.h>
|
||
|
#include <binder/IPCThreadState.h>
|
||
|
#include <binder/IServiceManager.h>
|
||
|
|
||
|
#include <ui/DisplayInfo.h>
|
||
|
|
||
|
#include <surfaceflinger/ISurfaceComposer.h>
|
||
|
|
||
|
// ---------------------------------------------------------------------------
|
||
|
|
||
|
#define LIKELY( exp ) (__builtin_expect( (exp) != 0, true ))
|
||
|
#define UNLIKELY( exp ) (__builtin_expect( (exp) != 0, false ))
|
||
|
|
||
|
// ---------------------------------------------------------------------------
|
||
|
|
||
|
namespace android {
|
||
|
|
||
|
class BpSurfaceComposer : public BpInterface<ISurfaceComposer>
|
||
|
{
|
||
|
public:
|
||
|
BpSurfaceComposer(const sp<IBinder>& impl)
|
||
|
: BpInterface<ISurfaceComposer>(impl)
|
||
|
{
|
||
|
}
|
||
|
|
||
|
virtual sp<ISurfaceComposerClient> createConnection()
|
||
|
{
|
||
|
uint32_t n;
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
remote()->transact(BnSurfaceComposer::CREATE_CONNECTION, data, &reply);
|
||
|
return interface_cast<ISurfaceComposerClient>(reply.readStrongBinder());
|
||
|
}
|
||
|
|
||
|
virtual sp<ISurfaceComposerClient> createClientConnection()
|
||
|
{
|
||
|
uint32_t n;
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
remote()->transact(BnSurfaceComposer::CREATE_CLIENT_CONNECTION, data, &reply);
|
||
|
return interface_cast<ISurfaceComposerClient>(reply.readStrongBinder());
|
||
|
}
|
||
|
|
||
|
virtual sp<IMemoryHeap> getCblk() const
|
||
|
{
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
remote()->transact(BnSurfaceComposer::GET_CBLK, data, &reply);
|
||
|
return interface_cast<IMemoryHeap>(reply.readStrongBinder());
|
||
|
}
|
||
|
|
||
|
virtual void openGlobalTransaction()
|
||
|
{
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
remote()->transact(BnSurfaceComposer::OPEN_GLOBAL_TRANSACTION, data, &reply);
|
||
|
}
|
||
|
|
||
|
virtual void closeGlobalTransaction()
|
||
|
{
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
remote()->transact(BnSurfaceComposer::CLOSE_GLOBAL_TRANSACTION, data, &reply);
|
||
|
}
|
||
|
|
||
|
virtual status_t freezeDisplay(DisplayID dpy, uint32_t flags)
|
||
|
{
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
data.writeInt32(dpy);
|
||
|
data.writeInt32(flags);
|
||
|
remote()->transact(BnSurfaceComposer::FREEZE_DISPLAY, data, &reply);
|
||
|
return reply.readInt32();
|
||
|
}
|
||
|
|
||
|
virtual status_t unfreezeDisplay(DisplayID dpy, uint32_t flags)
|
||
|
{
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
data.writeInt32(dpy);
|
||
|
data.writeInt32(flags);
|
||
|
remote()->transact(BnSurfaceComposer::UNFREEZE_DISPLAY, data, &reply);
|
||
|
return reply.readInt32();
|
||
|
}
|
||
|
|
||
|
virtual int setOrientation(DisplayID dpy, int orientation, uint32_t flags)
|
||
|
{
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
data.writeInt32(dpy);
|
||
|
data.writeInt32(orientation);
|
||
|
data.writeInt32(flags);
|
||
|
remote()->transact(BnSurfaceComposer::SET_ORIENTATION, data, &reply);
|
||
|
return reply.readInt32();
|
||
|
}
|
||
|
|
||
|
virtual void bootFinished()
|
||
|
{
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
remote()->transact(BnSurfaceComposer::BOOT_FINISHED, data, &reply);
|
||
|
}
|
||
|
|
||
|
virtual status_t captureScreen(DisplayID dpy,
|
||
|
sp<IMemoryHeap>* heap,
|
||
|
uint32_t* width, uint32_t* height, PixelFormat* format,
|
||
|
uint32_t reqWidth, uint32_t reqHeight)
|
||
|
{
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
data.writeInt32(dpy);
|
||
|
data.writeInt32(reqWidth);
|
||
|
data.writeInt32(reqHeight);
|
||
|
remote()->transact(BnSurfaceComposer::CAPTURE_SCREEN, data, &reply);
|
||
|
*heap = interface_cast<IMemoryHeap>(reply.readStrongBinder());
|
||
|
*width = reply.readInt32();
|
||
|
*height = reply.readInt32();
|
||
|
*format = reply.readInt32();
|
||
|
return reply.readInt32();
|
||
|
}
|
||
|
|
||
|
virtual status_t turnElectronBeamOff(int32_t mode)
|
||
|
{
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
data.writeInt32(mode);
|
||
|
remote()->transact(BnSurfaceComposer::TURN_ELECTRON_BEAM_OFF, data, &reply);
|
||
|
return reply.readInt32();
|
||
|
}
|
||
|
|
||
|
virtual status_t turnElectronBeamOn(int32_t mode)
|
||
|
{
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
data.writeInt32(mode);
|
||
|
remote()->transact(BnSurfaceComposer::TURN_ELECTRON_BEAM_ON, data, &reply);
|
||
|
return reply.readInt32();
|
||
|
}
|
||
|
|
||
|
virtual void signal() const
|
||
|
{
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
remote()->transact(BnSurfaceComposer::SIGNAL, data, &reply, IBinder::FLAG_ONEWAY);
|
||
|
}
|
||
|
|
||
|
virtual void enableHDMIOutput(int enable)
|
||
|
{
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
data.writeInt32(enable);
|
||
|
remote()->transact(BnSurfaceComposer::ENABLE_HDMI_OUTPUT, data, &reply);
|
||
|
}
|
||
|
|
||
|
virtual void setActionSafeWidthRatio(float asWidthRatio)
|
||
|
{
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
data.writeFloat(asWidthRatio);
|
||
|
remote()->transact(BnSurfaceComposer::SET_ACTIONSAFE_WIDTH_RATIO, data, &reply);
|
||
|
}
|
||
|
|
||
|
virtual void setActionSafeHeightRatio(float asHeightRatio)
|
||
|
{
|
||
|
Parcel data, reply;
|
||
|
data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
|
||
|
data.writeFloat(asHeightRatio);
|
||
|
remote()->transact(BnSurfaceComposer::SET_ACTIONSAFE_HEIGHT_RATIO, data, &reply);
|
||
|
}
|
||
|
};
|
||
|
|
||
|
IMPLEMENT_META_INTERFACE(SurfaceComposer, "android.ui.ISurfaceComposer");
|
||
|
|
||
|
// ----------------------------------------------------------------------
|
||
|
|
||
|
status_t BnSurfaceComposer::onTransact(
|
||
|
uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
|
||
|
{
|
||
|
switch(code) {
|
||
|
case CREATE_CONNECTION: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
sp<IBinder> b = createConnection()->asBinder();
|
||
|
reply->writeStrongBinder(b);
|
||
|
} break;
|
||
|
case CREATE_CLIENT_CONNECTION: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
sp<IBinder> b = createClientConnection()->asBinder();
|
||
|
reply->writeStrongBinder(b);
|
||
|
} break;
|
||
|
case OPEN_GLOBAL_TRANSACTION: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
openGlobalTransaction();
|
||
|
} break;
|
||
|
case CLOSE_GLOBAL_TRANSACTION: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
closeGlobalTransaction();
|
||
|
} break;
|
||
|
case SET_ORIENTATION: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
DisplayID dpy = data.readInt32();
|
||
|
int orientation = data.readInt32();
|
||
|
uint32_t flags = data.readInt32();
|
||
|
reply->writeInt32( setOrientation(dpy, orientation, flags) );
|
||
|
} break;
|
||
|
case FREEZE_DISPLAY: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
DisplayID dpy = data.readInt32();
|
||
|
uint32_t flags = data.readInt32();
|
||
|
reply->writeInt32( freezeDisplay(dpy, flags) );
|
||
|
} break;
|
||
|
case UNFREEZE_DISPLAY: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
DisplayID dpy = data.readInt32();
|
||
|
uint32_t flags = data.readInt32();
|
||
|
reply->writeInt32( unfreezeDisplay(dpy, flags) );
|
||
|
} break;
|
||
|
case BOOT_FINISHED: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
bootFinished();
|
||
|
} break;
|
||
|
case SIGNAL: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
signal();
|
||
|
} break;
|
||
|
case GET_CBLK: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
sp<IBinder> b = getCblk()->asBinder();
|
||
|
reply->writeStrongBinder(b);
|
||
|
} break;
|
||
|
case ENABLE_HDMI_OUTPUT: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
int enable = data.readInt32();
|
||
|
enableHDMIOutput(enable);
|
||
|
} break;
|
||
|
case CAPTURE_SCREEN: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
DisplayID dpy = data.readInt32();
|
||
|
uint32_t reqWidth = data.readInt32();
|
||
|
uint32_t reqHeight = data.readInt32();
|
||
|
sp<IMemoryHeap> heap;
|
||
|
uint32_t w, h;
|
||
|
PixelFormat f;
|
||
|
status_t res = captureScreen(dpy, &heap, &w, &h, &f,
|
||
|
reqWidth, reqHeight);
|
||
|
reply->writeStrongBinder(heap->asBinder());
|
||
|
reply->writeInt32(w);
|
||
|
reply->writeInt32(h);
|
||
|
reply->writeInt32(f);
|
||
|
reply->writeInt32(res);
|
||
|
} break;
|
||
|
case TURN_ELECTRON_BEAM_OFF: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
int32_t mode = data.readInt32();
|
||
|
status_t res = turnElectronBeamOff(mode);
|
||
|
reply->writeInt32(res);
|
||
|
} break;
|
||
|
case TURN_ELECTRON_BEAM_ON: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
int32_t mode = data.readInt32();
|
||
|
status_t res = turnElectronBeamOn(mode);
|
||
|
reply->writeInt32(res);
|
||
|
} break;
|
||
|
case SET_ACTIONSAFE_WIDTH_RATIO: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
float asWidthRatio = data.readFloat();
|
||
|
setActionSafeWidthRatio(asWidthRatio);
|
||
|
} break;
|
||
|
case SET_ACTIONSAFE_HEIGHT_RATIO: {
|
||
|
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
|
float asHeightRatio = data.readFloat();
|
||
|
setActionSafeHeightRatio(asHeightRatio);
|
||
|
} break;
|
||
|
default:
|
||
|
return BBinder::onTransact(code, data, reply, flags);
|
||
|
}
|
||
|
return NO_ERROR;
|
||
|
}
|
||
|
|
||
|
// ----------------------------------------------------------------------------
|
||
|
|
||
|
};
|