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144 lines
6.5 KiB
144 lines
6.5 KiB
/*
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// tag as surfaceflinger
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#define LOG_TAG "SurfaceFlinger"
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#include <gui/ISurfaceComposerClient.h>
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#include <gui/IGraphicBufferProducer.h>
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#include <binder/SafeInterface.h>
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#include <ui/FrameStats.h>
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namespace android {
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namespace { // Anonymous
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enum class Tag : uint32_t {
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CREATE_SURFACE = IBinder::FIRST_CALL_TRANSACTION,
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CREATE_WITH_SURFACE_PARENT,
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CLEAR_LAYER_FRAME_STATS,
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GET_LAYER_FRAME_STATS,
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MIRROR_SURFACE,
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// HUANGLONG begin
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// For dual-screen display, get/set usage process
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BELONGS_EXTERNAL_DISPLAY,
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LAST = BELONGS_EXTERNAL_DISPLAY,
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// LAST = MIRROR_SURFACE,
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// HUANGLONG end
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};
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} // Anonymous namespace
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class BpSurfaceComposerClient : public SafeBpInterface<ISurfaceComposerClient> {
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public:
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explicit BpSurfaceComposerClient(const sp<IBinder>& impl)
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: SafeBpInterface<ISurfaceComposerClient>(impl, "BpSurfaceComposerClient") {}
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~BpSurfaceComposerClient() override;
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status_t createSurface(const String8& name, uint32_t width, uint32_t height, PixelFormat format,
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uint32_t flags, const sp<IBinder>& parent, LayerMetadata metadata,
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sp<IBinder>* handle, sp<IGraphicBufferProducer>* gbp,
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int32_t* outLayerId, uint32_t* outTransformHint) override {
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return callRemote<decltype(&ISurfaceComposerClient::createSurface)>(Tag::CREATE_SURFACE,
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name, width, height,
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format, flags, parent,
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std::move(metadata),
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handle, gbp, outLayerId,
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outTransformHint);
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}
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status_t createWithSurfaceParent(const String8& name, uint32_t width, uint32_t height,
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PixelFormat format, uint32_t flags,
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const sp<IGraphicBufferProducer>& parent,
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LayerMetadata metadata, sp<IBinder>* handle,
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sp<IGraphicBufferProducer>* gbp, int32_t* outLayerId,
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uint32_t* outTransformHint) override {
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return callRemote<decltype(
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&ISurfaceComposerClient::createWithSurfaceParent)>(Tag::CREATE_WITH_SURFACE_PARENT,
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name, width, height, format,
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flags, parent,
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std::move(metadata), handle, gbp,
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outLayerId, outTransformHint);
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}
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status_t clearLayerFrameStats(const sp<IBinder>& handle) const override {
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return callRemote<decltype(
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&ISurfaceComposerClient::clearLayerFrameStats)>(Tag::CLEAR_LAYER_FRAME_STATS,
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handle);
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}
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status_t getLayerFrameStats(const sp<IBinder>& handle, FrameStats* outStats) const override {
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return callRemote<decltype(
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&ISurfaceComposerClient::getLayerFrameStats)>(Tag::GET_LAYER_FRAME_STATS, handle,
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outStats);
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}
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status_t mirrorSurface(const sp<IBinder>& mirrorFromHandle, sp<IBinder>* outHandle,
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int32_t* outLayerId) override {
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return callRemote<decltype(&ISurfaceComposerClient::mirrorSurface)>(Tag::MIRROR_SURFACE,
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mirrorFromHandle,
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outHandle, outLayerId);
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}
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// HUANGLONG begin
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// For dual-screen display, get/set usage process
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status_t belongsToExternalDisplay(const sp<IBinder>& handle, bool* outResult) const override {
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return callRemote<decltype(
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&ISurfaceComposerClient::belongsToExternalDisplay)>(Tag::BELONGS_EXTERNAL_DISPLAY, handle,
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outResult);
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}
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// HUANGLONG end
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};
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// Out-of-line virtual method definition to trigger vtable emission in this
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// translation unit (see clang warning -Wweak-vtables)
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BpSurfaceComposerClient::~BpSurfaceComposerClient() {}
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IMPLEMENT_META_INTERFACE(SurfaceComposerClient, "android.ui.ISurfaceComposerClient");
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// ----------------------------------------------------------------------
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status_t BnSurfaceComposerClient::onTransact(uint32_t code, const Parcel& data, Parcel* reply,
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uint32_t flags) {
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if (code < IBinder::FIRST_CALL_TRANSACTION || code > static_cast<uint32_t>(Tag::LAST)) {
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return BBinder::onTransact(code, data, reply, flags);
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}
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auto tag = static_cast<Tag>(code);
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switch (tag) {
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case Tag::CREATE_SURFACE:
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return callLocal(data, reply, &ISurfaceComposerClient::createSurface);
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case Tag::CREATE_WITH_SURFACE_PARENT:
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return callLocal(data, reply, &ISurfaceComposerClient::createWithSurfaceParent);
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case Tag::CLEAR_LAYER_FRAME_STATS:
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return callLocal(data, reply, &ISurfaceComposerClient::clearLayerFrameStats);
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case Tag::GET_LAYER_FRAME_STATS:
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return callLocal(data, reply, &ISurfaceComposerClient::getLayerFrameStats);
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case Tag::MIRROR_SURFACE:
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return callLocal(data, reply, &ISurfaceComposerClient::mirrorSurface);
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// HUANGLONG begin
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// For dual-screen display, get/set usage process
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case Tag::BELONGS_EXTERNAL_DISPLAY:
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return callLocal(data, reply, &ISurfaceComposerClient::belongsToExternalDisplay);
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// HUANGLONG end
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}
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}
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} // namespace android
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