1 /*
2  * Copyright (c) 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 OHOS_HDI_DISPLAY_V1_0_IDISPLAY_COMPOSER_VDI_H
17 #define OHOS_HDI_DISPLAY_V1_0_IDISPLAY_COMPOSER_VDI_H
18 
19 #include <vector>
20 #include <string>
21 #include "buffer_handle.h"
22 #include "v1_0/include/idisplay_composer_interface.h"
23 #include "v1_0/display_composer_type.h"
24 
25 namespace OHOS {
26 namespace HDI {
27 namespace Display {
28 namespace Composer {
29 namespace V1_0 {
30 using namespace OHOS::HDI::Display::Composer::V1_0;
31 
32 #ifdef COMPOSER_VDI_DEFAULT_LIBRARY_ENABLE
33 #define DISPLAY_COMPOSER_VDI_DEFAULT_LIBRARY "libdisplay_composer_vdi_impl_default.z.so"
34 #endif // COMPOSER_VDI_DEFAULT_LIBRARY_ENABLE
35 #define DISPLAY_COMPOSER_VDI_LIBRARY "libdisplay_composer_vdi_impl.z.so"
36 class IDisplayComposerVdi {
37 public:
38     virtual ~IDisplayComposerVdi() = default;
39     /** device func */
40     virtual int32_t RegHotPlugCallback(HotPlugCallback cb, void* data) = 0;
41     virtual int32_t GetDisplayCapability(uint32_t devId, DisplayCapability& info) = 0;
42     virtual int32_t GetDisplaySupportedModes(uint32_t devId, std::vector<DisplayModeInfo>& modes) = 0;
43     virtual int32_t GetDisplayMode(uint32_t devId, uint32_t& modeId) = 0;
44     virtual int32_t SetDisplayMode(uint32_t devId, uint32_t modeId) = 0;
45     virtual int32_t GetDisplayPowerStatus(uint32_t devId, DispPowerStatus& status) = 0;
46     virtual int32_t SetDisplayPowerStatus(uint32_t devId, DispPowerStatus status) = 0;
47     virtual int32_t GetDisplayBacklight(uint32_t devId, uint32_t& level) = 0;
48     virtual int32_t SetDisplayBacklight(uint32_t devId, uint32_t level) = 0;
49     virtual int32_t GetDisplayProperty(uint32_t devId, uint32_t id, uint64_t& value) = 0;
50     virtual int32_t GetDisplayCompChange(
51         uint32_t devId, std::vector<uint32_t>& layers, std::vector<int32_t>& types) = 0;
52     virtual int32_t SetDisplayClientCrop(uint32_t devId, const IRect& rect) = 0;
53     virtual int32_t SetDisplayClientBuffer(uint32_t devId, const BufferHandle& buffer, int32_t fence) = 0;
54     virtual int32_t SetDisplayClientDamage(uint32_t devId, std::vector<IRect>& rects) = 0;
55     virtual int32_t SetDisplayVsyncEnabled(uint32_t devId, bool enabled) = 0;
56     virtual int32_t RegDisplayVBlankCallback(uint32_t devId, VBlankCallback cb, void* data) = 0;
57     virtual int32_t GetDisplayReleaseFence(
58         uint32_t devId, std::vector<uint32_t>& layers, std::vector<int32_t>& fences) = 0;
59     virtual int32_t CreateVirtualDisplay(uint32_t width, uint32_t height, int32_t& format, uint32_t& devId) = 0;
60     virtual int32_t DestroyVirtualDisplay(uint32_t devId) = 0;
61     virtual int32_t SetVirtualDisplayBuffer(uint32_t devId, const BufferHandle& buffer, const int32_t fence) = 0;
62     virtual int32_t SetDisplayProperty(uint32_t devId, uint32_t id, uint64_t value) = 0;
63     virtual int32_t Commit(uint32_t devId, int32_t& fence) = 0;
64     /* layer func */
65     virtual int32_t CreateLayer(uint32_t devId, const LayerInfo& layerInfo, uint32_t& layerId) = 0;
66     virtual int32_t DestroyLayer(uint32_t devId, uint32_t layerId) = 0;
67     virtual int32_t PrepareDisplayLayers(uint32_t devId, bool& needFlushFb) = 0;
68     virtual int32_t SetLayerAlpha(uint32_t devId, uint32_t layerId, const LayerAlpha& alpha) = 0;
69     virtual int32_t SetLayerRegion(uint32_t devId, uint32_t layerId, const IRect& rect) = 0;
70     virtual int32_t SetLayerCrop(uint32_t devId, uint32_t layerId, const IRect& rect) = 0;
71     virtual int32_t SetLayerZorder(uint32_t devId, uint32_t layerId, uint32_t zorder) = 0;
72     virtual int32_t SetLayerPreMulti(uint32_t devId, uint32_t layerId, bool preMul) = 0;
73     virtual int32_t SetLayerTransformMode(uint32_t devId, uint32_t layerId, TransformType type) = 0;
74     virtual int32_t SetLayerDirtyRegion(uint32_t devId, uint32_t layerId, const std::vector<IRect>& rects) = 0;
75     virtual int32_t SetLayerVisibleRegion(uint32_t devId, uint32_t layerId, std::vector<IRect>& rects) = 0;
76     virtual int32_t SetLayerBuffer(uint32_t devId, uint32_t layerId, const BufferHandle& buffer, int32_t fence) = 0;
77     virtual int32_t SetLayerCompositionType(uint32_t devId, uint32_t layerId, CompositionType type) = 0;
78     virtual int32_t SetLayerBlendType(uint32_t devId, uint32_t layerId, BlendType type) = 0;
79     virtual int32_t SetLayerMaskInfo(uint32_t devId, uint32_t layerId, const MaskInfo maskInfo) = 0;
80     virtual int32_t SetLayerColor(uint32_t devId, uint32_t layerId, const LayerColor& layerColor) = 0;
81 };
82 
83 using CreateComposerVdiFunc = IDisplayComposerVdi* (*)();
84 using DestroyComposerVdiFunc = void (*)(IDisplayComposerVdi* vdi);
85 extern "C" IDisplayComposerVdi* CreateComposerVdi();
86 extern "C" void DestroyComposerVdi(IDisplayComposerVdi* vdi);
87 } // namespace V1_0
88 } // namespace Composer
89 } // namespace Display
90 } // namespace HDI
91 } // namespace OHOS
92 #endif // OHOS_HDI_DISPLAY_V1_0_IDISPLAY_COMPOSER_VDI_H
93