1 /*
2  * Copyright (C) 2022 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef CPP_EVS_MANAGER_AIDL_WRAPPERS_INCLUDE_HIDLCAMERA_H
18 #define CPP_EVS_MANAGER_AIDL_WRAPPERS_INCLUDE_HIDLCAMERA_H
19 
20 #include "AidlCameraStream.h"
21 
22 #include <aidl/android/hardware/automotive/evs/BnEvsCamera.h>
23 #include <aidl/android/hardware/automotive/evs/BufferDesc.h>
24 #include <aidl/android/hardware/automotive/evs/CameraDesc.h>
25 #include <aidl/android/hardware/automotive/evs/CameraParam.h>
26 #include <aidl/android/hardware/automotive/evs/EvsEventDesc.h>
27 #include <aidl/android/hardware/automotive/evs/EvsResult.h>
28 #include <aidl/android/hardware/automotive/evs/IEvsCameraStream.h>
29 #include <aidl/android/hardware/automotive/evs/IEvsDisplay.h>
30 #include <aidl/android/hardware/automotive/evs/ParameterRange.h>
31 #include <aidl/android/hardware/automotive/evs/Stream.h>
32 #include <android/hardware/automotive/evs/1.1/IEvsCamera.h>
33 
34 #include <unordered_map>
35 
36 namespace aidl::android::automotive::evs::implementation {
37 
38 namespace aidlevs = ::aidl::android::hardware::automotive::evs;
39 namespace hidlevs = ::android::hardware::automotive::evs;
40 
41 class HidlCamera final : public hidlevs::V1_1::IEvsCamera {
42 public:
43     // Methods from ::android::hardware::automotive::evs::V1_0::IEvsCamera follow.
44     ::android::hardware::Return<void> getCameraInfo(getCameraInfo_cb _hidl_cb) override;
45     ::android::hardware::Return<hidlevs::V1_0::EvsResult> setMaxFramesInFlight(
46             uint32_t bufferCount) override;
47     ::android::hardware::Return<hidlevs::V1_0::EvsResult> startVideoStream(
48             const ::android::sp<::android::hardware::automotive::evs::V1_0::IEvsCameraStream>&
49                     stream) override;
50     ::android::hardware::Return<void> doneWithFrame(
51             const hidlevs::V1_0::BufferDesc& buffer) override;
52     ::android::hardware::Return<void> stopVideoStream() override;
53     ::android::hardware::Return<int32_t> getExtendedInfo(uint32_t opaqueIdentifier) override;
54     ::android::hardware::Return<hidlevs::V1_0::EvsResult> setExtendedInfo(
55             uint32_t opaqueIdentifier, int32_t opaqueValue) override;
56 
57     // Methods from ::android::hardware::automotive::evs::V1_1::IEvsCamera follow.
58     ::android::hardware::Return<void> getCameraInfo_1_1(getCameraInfo_1_1_cb _hidl_cb) override;
59     ::android::hardware::Return<void> getPhysicalCameraInfo(
60             const ::android::hardware::hidl_string& deviceId,
61             getPhysicalCameraInfo_cb _hidl_cb) override;
62     ::android::hardware::Return<hidlevs::V1_0::EvsResult> doneWithFrame_1_1(
63             const ::android::hardware::hidl_vec<hidlevs::V1_1::BufferDesc>& buffer) override;
pauseVideoStream()64     ::android::hardware::Return<hidlevs::V1_0::EvsResult> pauseVideoStream() override {
65         return hidlevs::V1_0::EvsResult::UNDERLYING_SERVICE_ERROR;
66     }
resumeVideoStream()67     ::android::hardware::Return<hidlevs::V1_0::EvsResult> resumeVideoStream() override {
68         return hidlevs::V1_0::EvsResult::UNDERLYING_SERVICE_ERROR;
69     }
70     ::android::hardware::Return<hidlevs::V1_0::EvsResult> setMaster() override;
71     ::android::hardware::Return<hidlevs::V1_0::EvsResult> forceMaster(
72             const ::android::sp<hidlevs::V1_0::IEvsDisplay>& display) override;
73     ::android::hardware::Return<hidlevs::V1_0::EvsResult> unsetMaster() override;
74     ::android::hardware::Return<void> getParameterList(getParameterList_cb _hidl_cb) override;
75     ::android::hardware::Return<void> getIntParameterRange(
76             hidlevs::V1_1::CameraParam id, getIntParameterRange_cb _hidl_cb) override;
77     ::android::hardware::Return<void> setIntParameter(hidlevs::V1_1::CameraParam id, int32_t value,
78                                                       setIntParameter_cb _hidl_cb) override;
79     ::android::hardware::Return<void> getIntParameter(hidlevs::V1_1::CameraParam id,
80                                                       getIntParameter_cb _hidl_cb) override;
81     ::android::hardware::Return<hidlevs::V1_0::EvsResult> setExtendedInfo_1_1(
82             uint32_t opaqueIdentifier,
83             const ::android::hardware::hidl_vec<uint8_t>& opaqueValue) override;
84     ::android::hardware::Return<void> getExtendedInfo_1_1(uint32_t opaqueIdentifier,
85                                                           getExtendedInfo_1_1_cb _hidl_cb) override;
86     ::android::hardware::Return<void> importExternalBuffers(
87             const ::android::hardware::hidl_vec<hidlevs::V1_1::BufferDesc>& buffers,
88             importExternalBuffers_cb _hidl_cb) override;
89 
HidlCamera(const std::shared_ptr<aidlevs::IEvsCamera> & camera)90     explicit HidlCamera(const std::shared_ptr<aidlevs::IEvsCamera>& camera) : mAidlCamera(camera) {}
91     virtual ~HidlCamera();
92 
getAidlCamera()93     const std::shared_ptr<aidlevs::IEvsCamera> getAidlCamera() const { return mAidlCamera; }
94 
95 private:
96     // The low level camera interface that backs this proxy
97     std::shared_ptr<aidlevs::IEvsCamera> mAidlCamera;
98     std::shared_ptr<AidlCameraStream> mAidlStream;
99 };
100 
101 }  // namespace aidl::android::automotive::evs::implementation
102 
103 #endif  // CPP_EVS_MANAGER_AIDL_WRAPPERS_INCLUDE_HIDLCAMERA_H
104