1 /*
2  * Copyright (c) 2021-2023 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef RS_SURFACE_CAPTURE_TASK
17 #define RS_SURFACE_CAPTURE_TASK
18 #define EGL_EGLEXT_PROTOTYPES
19 #define GL_GLEXT_PROTOTYPES
20 
21 #include "common/rs_common_def.h"
22 #include "system/rs_system_parameters.h"
23 #include "draw/canvas.h"
24 #include "draw/surface.h"
25 #include "utils/matrix.h"
26 #include "ipc_callbacks/surface_capture_callback.h"
27 #include "pipeline/rs_display_render_node.h"
28 #include "pipeline/rs_effect_render_node.h"
29 #include "pipeline/rs_surface_render_node.h"
30 #include "pixel_map.h"
31 #include "rs_base_render_engine.h"
32 #include "visitor/rs_node_visitor.h"
33 
34 namespace OHOS {
35 namespace Rosen {
36 bool CopyDataToPixelMap(std::shared_ptr<Drawing::Image> img, const std::unique_ptr<Media::PixelMap>& pixelmap,
37     std::shared_ptr<Drawing::ColorSpace> colorSpace = nullptr);
38 class RSSurfaceCaptureVisitor : public RSNodeVisitor {
39     public:
40         RSSurfaceCaptureVisitor(const RSSurfaceCaptureConfig& captureConfig, bool isUniRender);
41         ~RSSurfaceCaptureVisitor() noexcept override = default;
PrepareChildren(RSRenderNode & node)42         void PrepareChildren(RSRenderNode& node) override {}
PrepareCanvasRenderNode(RSCanvasRenderNode & node)43         void PrepareCanvasRenderNode(RSCanvasRenderNode& node) override {}
PrepareDisplayRenderNode(RSDisplayRenderNode & node)44         void PrepareDisplayRenderNode(RSDisplayRenderNode& node) override {}
PrepareProxyRenderNode(RSProxyRenderNode & node)45         void PrepareProxyRenderNode(RSProxyRenderNode& node) override {}
PrepareRootRenderNode(RSRootRenderNode & node)46         void PrepareRootRenderNode(RSRootRenderNode& node) override {}
PrepareSurfaceRenderNode(RSSurfaceRenderNode & node)47         void PrepareSurfaceRenderNode(RSSurfaceRenderNode& node) override {}
PrepareEffectRenderNode(RSEffectRenderNode & node)48         void PrepareEffectRenderNode(RSEffectRenderNode& node) override {}
49 
50         void ProcessChildren(RSRenderNode& node) override;
ProcessCanvasRenderNode(RSCanvasRenderNode & node)51         void ProcessCanvasRenderNode(RSCanvasRenderNode& node) override {}
52         void ProcessDisplayRenderNode(RSDisplayRenderNode& node) override;
ProcessProxyRenderNode(RSProxyRenderNode & node)53         void ProcessProxyRenderNode(RSProxyRenderNode& node) override {}
ProcessRootRenderNode(RSRootRenderNode & node)54         void ProcessRootRenderNode(RSRootRenderNode& node) override {}
55         void ProcessSurfaceRenderNode(RSSurfaceRenderNode& node) override;
ProcessEffectRenderNode(RSEffectRenderNode & node)56         void ProcessEffectRenderNode(RSEffectRenderNode& node) override {}
57 
58         void SetSurface(Drawing::Surface* surface);
IsDisplayNode(bool isDisplayNode)59         void IsDisplayNode(bool isDisplayNode)
60         {
61             isDisplayNode_ = isDisplayNode;
62         }
63 
IsUniRender()64         bool IsUniRender() const
65         {
66             return isUniRender_;
67         }
68 
69     private:
70         void ProcessSurfaceRenderNodeWithoutUni(RSSurfaceRenderNode& node);
71         void CaptureSingleSurfaceNodeWithoutUni(RSSurfaceRenderNode& node);
72         void CaptureSurfaceInDisplayWithoutUni(RSSurfaceRenderNode& node);
73 
74         std::unique_ptr<RSPaintFilterCanvas> canvas_ = nullptr;
75         bool isDisplayNode_ = false;
76         RSSurfaceCaptureConfig captureConfig_ = {};
77         bool isUniRender_ = false;
78         std::shared_ptr<RSBaseRenderEngine> renderEngine_ = nullptr;
79 };
80 
81 class RSSurfaceCaptureTask {
82 public:
RSSurfaceCaptureTask(NodeId nodeId,const RSSurfaceCaptureConfig & captureConfig)83     explicit RSSurfaceCaptureTask(NodeId nodeId,
84         const RSSurfaceCaptureConfig& captureConfig)
85         : nodeId_(nodeId), captureConfig_(captureConfig) {}
86     ~RSSurfaceCaptureTask() = default;
87     bool Run(sptr<RSISurfaceCaptureCallback> callback);
88 private:
89     std::shared_ptr<RSSurfaceCaptureVisitor> visitor_ = nullptr;
90 
91     std::shared_ptr<Drawing::Surface> CreateSurface(const std::unique_ptr<Media::PixelMap>& pixelmap,
92         std::shared_ptr<Drawing::ColorSpace> colorSpace = nullptr);
93 
94     std::unique_ptr<Media::PixelMap> CreatePixelMapBySurfaceNode(std::shared_ptr<RSSurfaceRenderNode> node,
95         bool isUniRender = false);
96 
97     std::unique_ptr<Media::PixelMap> CreatePixelMapByDisplayNode(std::shared_ptr<RSDisplayRenderNode> node,
98         bool isUniRender = false);
99     NodeId nodeId_ = INVALID_NODEID;
100 
101     RSSurfaceCaptureConfig captureConfig_ = {};
102 
103     ScreenRotation screenCorrection_ = ScreenRotation::ROTATION_0;
104 };
105 } // namespace Rosen
106 } // namespace OHOS
107 
108 #endif // RS_SURFACE_CAPTURE_TASK
109