1 /*
2  * Copyright (C) 2019 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 HW_EMULATOR_CAMERA_BASE_H
18 #define HW_EMULATOR_CAMERA_BASE_H
19 
20 #include <log/log.h>
21 
22 #include <memory>
23 
24 #include "aidl/android/hardware/graphics/common/Dataspace.h"
25 #include "android/hardware/graphics/common/1.1/types.h"
26 #include "hwl_types.h"
27 
28 namespace android {
29 
30 using android::hardware::graphics::common::V1_1::PixelFormat;
31 using google_camera_hal::HwlPipelineCallback;
32 using google_camera_hal::StreamBuffer;
33 
34 struct YCbCrPlanes {
35   uint8_t* img_y = nullptr;
36   uint8_t* img_cb = nullptr;
37   uint8_t* img_cr = nullptr;
38   uint32_t y_stride = 0;
39   uint32_t cbcr_stride = 0;
40   uint32_t cbcr_step = 0;
41   size_t bytesPerPixel = 1;
42 };
43 
44 struct SinglePlane {
45   uint8_t* img = nullptr;
46   uint32_t stride_in_bytes = 0;
47   uint32_t buffer_size = 0;
48 };
49 
50 struct SensorBuffer {
51   uint32_t width, height;
52   uint32_t frame_number;
53   uint32_t pipeline_id;
54   uint32_t camera_id;
55   PixelFormat format;
56   android_dataspace_t dataSpace;
57   int32_t color_space;
58   int32_t use_case;
59   StreamBuffer stream_buffer;
60   HwlPipelineCallback callback;
61   int acquire_fence_fd;
62   bool is_input;
63   bool is_failed_request;
64 
65   union Plane {
66     SinglePlane img;
67     YCbCrPlanes img_y_crcb;
68   } plane;
69 
SensorBufferSensorBuffer70   SensorBuffer()
71       : width(0),
72         height(0),
73         frame_number(0),
74         pipeline_id(0),
75         camera_id(0),
76         format(PixelFormat::RGBA_8888),
77         dataSpace(HAL_DATASPACE_UNKNOWN),
78         color_space(
79             ANDROID_REQUEST_AVAILABLE_COLOR_SPACE_PROFILES_MAP_UNSPECIFIED),
80         use_case(ANDROID_SCALER_AVAILABLE_STREAM_USE_CASES_DEFAULT),
81         acquire_fence_fd(-1),
82         is_input(false),
83         is_failed_request(false),
84         plane{} {
85   }
86 
87   SensorBuffer(const SensorBuffer&) = delete;
88   SensorBuffer& operator=(const SensorBuffer&) = delete;
89 
~SensorBufferSensorBuffer90   virtual ~SensorBuffer() {
91   }
92 };
93 
94 typedef std::vector<std::unique_ptr<SensorBuffer>> Buffers;
95 
96 }  // namespace android
97 
98 #endif
99