Implement video plane layer

Binding with video source will follow.

Change-Id: Ic14e9757f5b61f4055cbeda47c1bafae0a621abb
This commit is contained in:
Wonsik Kim 2014-02-24 14:20:35 +09:00
parent 3c98ba77b9
commit f837c93a1b
6 changed files with 135 additions and 0 deletions

View File

@ -49,6 +49,7 @@ public:
eFXSurfaceNormal = 0x00000000,
eFXSurfaceDim = 0x00020000,
eFXSurfaceVideoPlane= 0x00040000,
eFXSurfaceMask = 0x000F0000,
};

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@ -10,6 +10,7 @@ LOCAL_SRC_FILES:= \
FrameTracker.cpp \
Layer.cpp \
LayerDim.cpp \
LayerVideoPlane.cpp \
MessageQueue.cpp \
SurfaceFlinger.cpp \
SurfaceFlingerConsumer.cpp \

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@ -0,0 +1,66 @@
/*
* Copyright (C) 2014 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.
*/
#include <stdlib.h>
#include <stdint.h>
#include <sys/types.h>
#include <utils/Errors.h>
#include <utils/Log.h>
#include <ui/GraphicBuffer.h>
#include "LayerVideoPlane.h"
#include "SurfaceFlinger.h"
#include "DisplayDevice.h"
#include "RenderEngine/RenderEngine.h"
#define DEBUG_BLUE_SURFACE 1
namespace android {
// ---------------------------------------------------------------------------
LayerVideoPlane::LayerVideoPlane(SurfaceFlinger* flinger, const sp<Client>& client,
const String8& name, uint32_t w, uint32_t h, uint32_t flags)
: Layer(flinger, client, name, w, h, flags) {
}
LayerVideoPlane::~LayerVideoPlane() {
}
void LayerVideoPlane::onDraw(const sp<const DisplayDevice>& hw,
const Region& /* clip */, bool useIdentityTransform) const
{
#if DEBUG_BLUE_SURFACE
Mesh mesh(Mesh::TRIANGLE_FAN, 4, 2);
computeGeometry(hw, mesh, useIdentityTransform);
RenderEngine& engine(mFlinger->getRenderEngine());
engine.setupFillWithColor(0.0f, 0.0f, 1.0f, 1.0f);
engine.drawMesh(mesh);
#else
// TODO
#endif
}
bool LayerVideoPlane::isVisible() const {
const Layer::State& s(getDrawingState());
return !(s.flags & layer_state_t::eLayerHidden);
}
// ---------------------------------------------------------------------------
}; // namespace android

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@ -0,0 +1,47 @@
/*
* Copyright (C) 2014 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.
*/
#ifndef ANDROID_LAYER_VIDEO_PLANE_H
#define ANDROID_LAYER_VIDEO_PLANE_H
#include <stdint.h>
#include <sys/types.h>
#include "Layer.h"
// ---------------------------------------------------------------------------
namespace android {
class LayerVideoPlane : public Layer
{
public:
LayerVideoPlane(SurfaceFlinger* flinger, const sp<Client>& client,
const String8& name, uint32_t w, uint32_t h, uint32_t flags);
virtual ~LayerVideoPlane();
virtual const char* getTypeId() const { return "LayerVideoPlane"; }
virtual void onDraw(const sp<const DisplayDevice>& hw, const Region& clip,
bool useIdentityTransform) const;
virtual bool isFixedSize() const { return true; }
virtual bool isVisible() const;
};
// ---------------------------------------------------------------------------
}; // namespace android
#endif // ANDROID_LAYER_VIDEO_PLANE_H

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@ -64,6 +64,7 @@
#include "EventThread.h"
#include "Layer.h"
#include "LayerDim.h"
#include "LayerVideoPlane.h"
#include "SurfaceFlinger.h"
#include "DisplayHardware/FramebufferSurface.h"
@ -1937,6 +1938,11 @@ status_t SurfaceFlinger::createLayer(
name, w, h, flags,
handle, gbp, &layer);
break;
case ISurfaceComposerClient::eFXSurfaceVideoPlane:
result = createVideoPlaneLayer(client,
name, w, h, flags,
handle, gbp, &layer);
break;
default:
result = BAD_VALUE;
break;
@ -1994,6 +2000,16 @@ status_t SurfaceFlinger::createDimLayer(const sp<Client>& client,
return NO_ERROR;
}
status_t SurfaceFlinger::createVideoPlaneLayer(const sp<Client>& client,
const String8& name, uint32_t w, uint32_t h, uint32_t flags,
sp<IBinder>* handle, sp<IGraphicBufferProducer>* gbp, sp<Layer>* outLayer)
{
*outLayer = new LayerVideoPlane(this, client, name, w, h, flags);
*handle = (*outLayer)->getHandle();
*gbp = (*outLayer)->getBufferQueue();
return NO_ERROR;
}
status_t SurfaceFlinger::onLayerRemoved(const sp<Client>& client, const sp<IBinder>& handle)
{
// called by the window manager when it wants to remove a Layer

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@ -280,6 +280,10 @@ private:
uint32_t w, uint32_t h, uint32_t flags, sp<IBinder>* outHandle,
sp<IGraphicBufferProducer>* outGbp, sp<Layer>* outLayer);
status_t createVideoPlaneLayer(const sp<Client>& client, const String8& name,
uint32_t w, uint32_t h, uint32_t flags, sp<IBinder>* outHandle,
sp<IGraphicBufferProducer>* outGbp, sp<Layer>* outLayer);
// called in response to the window-manager calling
// ISurfaceComposerClient::destroySurface()
status_t onLayerRemoved(const sp<Client>& client, const sp<IBinder>& handle);