1 /*
2  * Copyright (C) 2016 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 HARDWARE_INTERFACES_CAMERA_DEVICE_V3_2_DEFAULT_INCLUDE_CONVERT_H_
18 
19 #define HARDWARE_INTERFACES_CAMERA_DEVICE_V3_2_DEFAULT_INCLUDE_CONVERT_H_
20 
21 #include <set>
22 
23 
24 #include <android/hardware/graphics/common/1.0/types.h>
25 #include <android/hardware/camera/device/3.2/types.h>
26 #include "hardware/camera3.h"
27 
28 namespace android {
29 namespace hardware {
30 namespace camera {
31 namespace device {
32 namespace V3_2 {
33 namespace implementation {
34 
35 // The camera3_stream_t sent to conventional HAL. Added mId fields to enable stream ID lookup
36 // fromt a downcasted camera3_stream
37 struct Camera3Stream : public camera3_stream {
38     int mId;
39 };
40 
41 // *dst will point to the data owned by src, but src still owns the data after this call returns.
42 bool convertFromHidl(const CameraMetadata &src, const camera_metadata_t** dst);
43 void convertToHidl(const camera_metadata_t* src, CameraMetadata* dst);
44 
45 void convertFromHidl(const Stream &src, Camera3Stream* dst);
46 void convertToHidl(const Camera3Stream* src, HalStream* dst);
47 
48 void convertFromHidl(
49         buffer_handle_t*, BufferStatus, camera3_stream_t*, int acquireFence, // inputs
50         camera3_stream_buffer_t* dst);
51 
52 void convertToHidl(const camera3_stream_configuration_t& src, HalStreamConfiguration* dst);
53 
54 // The camera3_stream_t* in src must be the same as what wrapper HAL passed to conventional
55 // HAL, or the ID lookup will return garbage. Caller should validate the ID in ErrorMsg is
56 // indeed one of active stream IDs
57 void convertToHidl(const camera3_notify_msg* src, NotifyMsg* dst);
58 
59 }  // namespace implementation
60 }  // namespace V3_2
61 }  // namespace device
62 }  // namespace camera
63 }  // namespace hardware
64 }  // namespace android
65 
66 #endif  // HARDWARE_INTERFACES_CAMERA_DEVICE_V3_2_DEFAULT_INCLUDE_CONVERT_H_
67