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/*
* 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 <gui/ISurfaceComposerClient.h>
#include <gui/IGraphicBufferProducer.h>
#include <binder/SafeInterface.h>
#include <ui/FrameStats.h>
namespace android {
namespace { // Anonymous
enum class Tag : uint32_t {
CREATE_SURFACE = IBinder::FIRST_CALL_TRANSACTION,
CREATE_WITH_SURFACE_PARENT,
CLEAR_LAYER_FRAME_STATS,
GET_LAYER_FRAME_STATS,
MIRROR_SURFACE,
LAST = MIRROR_SURFACE,
};
} // Anonymous namespace
class BpSurfaceComposerClient : public SafeBpInterface<ISurfaceComposerClient> {
public:
explicit BpSurfaceComposerClient(const sp<IBinder>& impl)
: SafeBpInterface<ISurfaceComposerClient>(impl, "BpSurfaceComposerClient") {}
~BpSurfaceComposerClient() override;
status_t createSurface(const String8& name, uint32_t width, uint32_t height, PixelFormat format,
uint32_t flags, const sp<IBinder>& parent, LayerMetadata metadata,
sp<IBinder>* handle, sp<IGraphicBufferProducer>* gbp,
uint32_t* outTransformHint) override {
return callRemote<decltype(&ISurfaceComposerClient::createSurface)>(Tag::CREATE_SURFACE,
name, width, height,
format, flags, parent,
std::move(metadata),
handle, gbp,
outTransformHint);
}
status_t createWithSurfaceParent(const String8& name, uint32_t width, uint32_t height,
PixelFormat format, uint32_t flags,
const sp<IGraphicBufferProducer>& parent,
LayerMetadata metadata, sp<IBinder>* handle,
sp<IGraphicBufferProducer>* gbp,
uint32_t* outTransformHint) override {
return callRemote<decltype(
&ISurfaceComposerClient::createWithSurfaceParent)>(Tag::CREATE_WITH_SURFACE_PARENT,
name, width, height, format,
flags, parent,
std::move(metadata), handle, gbp,
outTransformHint);
}
status_t clearLayerFrameStats(const sp<IBinder>& handle) const override {
return callRemote<decltype(
&ISurfaceComposerClient::clearLayerFrameStats)>(Tag::CLEAR_LAYER_FRAME_STATS,
handle);
}
status_t getLayerFrameStats(const sp<IBinder>& handle, FrameStats* outStats) const override {
return callRemote<decltype(
&ISurfaceComposerClient::getLayerFrameStats)>(Tag::GET_LAYER_FRAME_STATS, handle,
outStats);
}
status_t mirrorSurface(const sp<IBinder>& mirrorFromHandle, sp<IBinder>* outHandle) override {
return callRemote<decltype(&ISurfaceComposerClient::mirrorSurface)>(Tag::MIRROR_SURFACE,
mirrorFromHandle,
outHandle);
}
};
// Out-of-line virtual method definition to trigger vtable emission in this
// translation unit (see clang warning -Wweak-vtables)
BpSurfaceComposerClient::~BpSurfaceComposerClient() {}
IMPLEMENT_META_INTERFACE(SurfaceComposerClient, "android.ui.ISurfaceComposerClient");
// ----------------------------------------------------------------------
status_t BnSurfaceComposerClient::onTransact(uint32_t code, const Parcel& data, Parcel* reply,
uint32_t flags) {
if (code < IBinder::FIRST_CALL_TRANSACTION || code > static_cast<uint32_t>(Tag::LAST)) {
return BBinder::onTransact(code, data, reply, flags);
}
auto tag = static_cast<Tag>(code);
switch (tag) {
case Tag::CREATE_SURFACE:
return callLocal(data, reply, &ISurfaceComposerClient::createSurface);
case Tag::CREATE_WITH_SURFACE_PARENT:
return callLocal(data, reply, &ISurfaceComposerClient::createWithSurfaceParent);
case Tag::CLEAR_LAYER_FRAME_STATS:
return callLocal(data, reply, &ISurfaceComposerClient::clearLayerFrameStats);
case Tag::GET_LAYER_FRAME_STATS:
return callLocal(data, reply, &ISurfaceComposerClient::getLayerFrameStats);
case Tag::MIRROR_SURFACE:
return callLocal(data, reply, &ISurfaceComposerClient::mirrorSurface);
}
}
} // namespace android