260 lines
8.5 KiB
C++
260 lines
8.5 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.
|
|
*/
|
|
|
|
#define LOG_TAG "ISurface"
|
|
|
|
#include <stdio.h>
|
|
#include <stdint.h>
|
|
#include <sys/types.h>
|
|
|
|
#include <binder/Parcel.h>
|
|
#include <binder/IMemory.h>
|
|
|
|
#include <ui/Overlay.h>
|
|
#include <ui/GraphicBuffer.h>
|
|
|
|
#include <surfaceflinger/Surface.h>
|
|
#include <surfaceflinger/ISurface.h>
|
|
|
|
namespace android {
|
|
|
|
// ----------------------------------------------------------------------
|
|
|
|
ISurface::BufferHeap::BufferHeap()
|
|
: w(0), h(0), hor_stride(0), ver_stride(0), format(0),
|
|
transform(0), flags(0)
|
|
{
|
|
}
|
|
|
|
ISurface::BufferHeap::BufferHeap(uint32_t w, uint32_t h,
|
|
int32_t hor_stride, int32_t ver_stride,
|
|
PixelFormat format, const sp<IMemoryHeap>& heap)
|
|
: w(w), h(h), hor_stride(hor_stride), ver_stride(ver_stride),
|
|
format(format), transform(0), flags(0), heap(heap)
|
|
{
|
|
}
|
|
|
|
ISurface::BufferHeap::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)
|
|
: w(w), h(h), hor_stride(hor_stride), ver_stride(ver_stride),
|
|
format(format), transform(transform), flags(flags), heap(heap)
|
|
{
|
|
}
|
|
|
|
|
|
ISurface::BufferHeap::~BufferHeap()
|
|
{
|
|
}
|
|
|
|
// ----------------------------------------------------------------------
|
|
|
|
class BpSurface : public BpInterface<ISurface>
|
|
{
|
|
public:
|
|
BpSurface(const sp<IBinder>& impl)
|
|
: BpInterface<ISurface>(impl)
|
|
{
|
|
}
|
|
|
|
virtual sp<GraphicBuffer> requestBuffer(int bufferIdx,
|
|
uint32_t w, uint32_t h, uint32_t format, uint32_t usage)
|
|
{
|
|
Parcel data, reply;
|
|
data.writeInterfaceToken(ISurface::getInterfaceDescriptor());
|
|
data.writeInt32(bufferIdx);
|
|
data.writeInt32(w);
|
|
data.writeInt32(h);
|
|
data.writeInt32(format);
|
|
data.writeInt32(usage);
|
|
remote()->transact(REQUEST_BUFFER, data, &reply);
|
|
sp<GraphicBuffer> buffer = new GraphicBuffer();
|
|
reply.read(*buffer);
|
|
return buffer;
|
|
}
|
|
|
|
virtual status_t setBufferCount(int bufferCount)
|
|
{
|
|
Parcel data, reply;
|
|
data.writeInterfaceToken(ISurface::getInterfaceDescriptor());
|
|
data.writeInt32(bufferCount);
|
|
remote()->transact(SET_BUFFER_COUNT, data, &reply);
|
|
status_t err = reply.readInt32();
|
|
return err;
|
|
}
|
|
|
|
virtual status_t setStereoscopic3DFormat(int format)
|
|
{
|
|
Parcel data, reply;
|
|
data.writeInterfaceToken(ISurface::getInterfaceDescriptor());
|
|
data.writeInt32(format);
|
|
remote()->transact(SET_STEREOSCOPIC_3D_FORMAT, data, &reply);
|
|
status_t err = reply.readInt32();
|
|
return err;
|
|
}
|
|
|
|
virtual status_t useOriginalSurfaceResolution(bool flag)
|
|
{
|
|
Parcel data, reply;
|
|
data.writeInterfaceToken(ISurface::getInterfaceDescriptor());
|
|
data.writeInt32(flag);
|
|
remote()->transact(USE_ORIGINAL_SURFACE_RESOLUTION, data, &reply);
|
|
status_t err = reply.readInt32();
|
|
return err;
|
|
}
|
|
|
|
virtual status_t registerBuffers(const BufferHeap& buffers)
|
|
{
|
|
Parcel data, reply;
|
|
data.writeInterfaceToken(ISurface::getInterfaceDescriptor());
|
|
data.writeInt32(buffers.w);
|
|
data.writeInt32(buffers.h);
|
|
data.writeInt32(buffers.hor_stride);
|
|
data.writeInt32(buffers.ver_stride);
|
|
data.writeInt32(buffers.format);
|
|
data.writeInt32(buffers.transform);
|
|
data.writeInt32(buffers.flags);
|
|
data.writeStrongBinder(buffers.heap->asBinder());
|
|
remote()->transact(REGISTER_BUFFERS, data, &reply);
|
|
status_t result = reply.readInt32();
|
|
return result;
|
|
}
|
|
|
|
virtual void postBuffer(ssize_t offset)
|
|
{
|
|
Parcel data, reply;
|
|
data.writeInterfaceToken(ISurface::getInterfaceDescriptor());
|
|
data.writeInt32(offset);
|
|
remote()->transact(POST_BUFFER, data, &reply);
|
|
}
|
|
|
|
virtual void reconfigureBuffers()
|
|
{
|
|
Parcel data, reply;
|
|
data.writeInterfaceToken(ISurface::getInterfaceDescriptor());
|
|
remote()->transact(RECONFIGURE_BUFFERS, data, &reply);
|
|
}
|
|
|
|
virtual void unregisterBuffers()
|
|
{
|
|
Parcel data, reply;
|
|
data.writeInterfaceToken(ISurface::getInterfaceDescriptor());
|
|
remote()->transact(UNREGISTER_BUFFERS, data, &reply);
|
|
}
|
|
|
|
virtual sp<OverlayRef> createOverlay(
|
|
uint32_t w, uint32_t h, int32_t format, int32_t orientation)
|
|
{
|
|
Parcel data, reply;
|
|
data.writeInterfaceToken(ISurface::getInterfaceDescriptor());
|
|
data.writeInt32(w);
|
|
data.writeInt32(h);
|
|
data.writeInt32(format);
|
|
data.writeInt32(orientation);
|
|
remote()->transact(CREATE_OVERLAY, data, &reply);
|
|
return OverlayRef::readFromParcel(reply);
|
|
}
|
|
};
|
|
|
|
IMPLEMENT_META_INTERFACE(Surface, "android.ui.ISurface");
|
|
|
|
// ----------------------------------------------------------------------
|
|
|
|
status_t BnSurface::onTransact(
|
|
uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
|
|
{
|
|
switch(code) {
|
|
case REQUEST_BUFFER: {
|
|
CHECK_INTERFACE(ISurface, data, reply);
|
|
int bufferIdx = data.readInt32();
|
|
uint32_t w = data.readInt32();
|
|
uint32_t h = data.readInt32();
|
|
uint32_t format = data.readInt32();
|
|
uint32_t usage = data.readInt32();
|
|
sp<GraphicBuffer> buffer(requestBuffer(bufferIdx, w, h, format, usage));
|
|
if (buffer == NULL)
|
|
return BAD_VALUE;
|
|
return reply->write(*buffer);
|
|
}
|
|
case SET_BUFFER_COUNT: {
|
|
CHECK_INTERFACE(ISurface, data, reply);
|
|
int bufferCount = data.readInt32();
|
|
status_t err = setBufferCount(bufferCount);
|
|
reply->writeInt32(err);
|
|
return NO_ERROR;
|
|
} break;
|
|
case RECONFIGURE_BUFFERS: {
|
|
CHECK_INTERFACE(ISurface, data, reply);
|
|
reconfigureBuffers();
|
|
return NO_ERROR;
|
|
} break;
|
|
case REGISTER_BUFFERS: {
|
|
CHECK_INTERFACE(ISurface, data, reply);
|
|
BufferHeap buffer;
|
|
buffer.w = data.readInt32();
|
|
buffer.h = data.readInt32();
|
|
buffer.hor_stride = data.readInt32();
|
|
buffer.ver_stride= data.readInt32();
|
|
buffer.format = data.readInt32();
|
|
buffer.transform = data.readInt32();
|
|
buffer.flags = data.readInt32();
|
|
buffer.heap = interface_cast<IMemoryHeap>(data.readStrongBinder());
|
|
status_t err = registerBuffers(buffer);
|
|
reply->writeInt32(err);
|
|
return NO_ERROR;
|
|
} break;
|
|
case UNREGISTER_BUFFERS: {
|
|
CHECK_INTERFACE(ISurface, data, reply);
|
|
unregisterBuffers();
|
|
return NO_ERROR;
|
|
} break;
|
|
case POST_BUFFER: {
|
|
CHECK_INTERFACE(ISurface, data, reply);
|
|
ssize_t offset = data.readInt32();
|
|
postBuffer(offset);
|
|
return NO_ERROR;
|
|
} break;
|
|
case CREATE_OVERLAY: {
|
|
CHECK_INTERFACE(ISurface, data, reply);
|
|
int w = data.readInt32();
|
|
int h = data.readInt32();
|
|
int f = data.readInt32();
|
|
int orientation = data.readInt32();
|
|
sp<OverlayRef> o = createOverlay(w, h, f, orientation);
|
|
return OverlayRef::writeToParcel(reply, o);
|
|
} break;
|
|
case SET_STEREOSCOPIC_3D_FORMAT: {
|
|
CHECK_INTERFACE(ISurface, data, reply);
|
|
int format = data.readInt32();
|
|
status_t err = setStereoscopic3DFormat(format);
|
|
reply->writeInt32(err);
|
|
return NO_ERROR;
|
|
} break;
|
|
case USE_ORIGINAL_SURFACE_RESOLUTION: {
|
|
CHECK_INTERFACE(ISurface, data, reply);
|
|
int flag = data.readInt32();
|
|
status_t err = useOriginalSurfaceResolution(flag);
|
|
reply->writeInt32(err);
|
|
return NO_ERROR;
|
|
} break;
|
|
default:
|
|
return BBinder::onTransact(code, data, reply, flags);
|
|
}
|
|
}
|
|
|
|
}; // namespace android
|