QCamera3HWI.h revision c6f7291ea07883e0b6a274319f7e5b01c4a01578 
1/* Copyright (c) 2012-2013, The Linux Foundataion. All rights reserved.
2*
3* Redistribution and use in source and binary forms, with or without
4* modification, are permitted provided that the following conditions are
5* met:
6*     * Redistributions of source code must retain the above copyright
7*       notice, this list of conditions and the following disclaimer.
8*     * Redistributions in binary form must reproduce the above
9*       copyright notice, this list of conditions and the following
10*       disclaimer in the documentation and/or other materials provided
11*       with the distribution.
12*     * Neither the name of The Linux Foundation nor the names of its
13*       contributors may be used to endorse or promote products derived
14*       from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
17* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
19* ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
20* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
23* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
24* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
25* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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28*/
29
30#ifndef __QCAMERA3HARDWAREINTERFACE_H__
31#define __QCAMERA3HARDWAREINTERFACE_H__
32
33#include <pthread.h>
34#include <utils/List.h>
35#include <utils/KeyedVector.h>
36#include <hardware/camera3.h>
37#include <camera/CameraMetadata.h>
38#include "QCamera3HALHeader.h"
39#include "QCamera3Channel.h"
40
41#include <hardware/power.h>
42
43extern "C" {
44#include <mm_camera_interface.h>
45#include <mm_jpeg_interface.h>
46}
47
48using namespace android;
49
50namespace qcamera {
51
52#ifndef TRUE
53#define TRUE 1
54#endif
55
56#ifndef FALSE
57#define FALSE 0
58#endif
59
60/* Time related macros */
61typedef int64_t nsecs_t;
62#define NSEC_PER_SEC 1000000000LL
63#define NSEC_PER_USEC 1000
64#define NSEC_PER_33MSEC 33000000LL
65
66class QCamera3MetadataChannel;
67class QCamera3PicChannel;
68class QCamera3HeapMemory;
69class QCamera3Exif;
70
71class QCamera3HardwareInterface {
72public:
73    /* static variable and functions accessed by camera service */
74    static camera3_device_ops_t mCameraOps;
75    static int initialize(const struct camera3_device *,
76                const camera3_callback_ops_t *callback_ops);
77    static int configure_streams(const struct camera3_device *,
78                camera3_stream_configuration_t *stream_list);
79    static int register_stream_buffers(const struct camera3_device *,
80                const camera3_stream_buffer_set_t *buffer_set);
81    static const camera_metadata_t* construct_default_request_settings(
82                                const struct camera3_device *, int type);
83    static int process_capture_request(const struct camera3_device *,
84                                camera3_capture_request_t *request);
85    static void get_metadata_vendor_tag_ops(const struct camera3_device *,
86                                               vendor_tag_query_ops_t* ops);
87    static void dump(const struct camera3_device *, int fd);
88    static int close_camera_device(struct hw_device_t* device);
89public:
90    QCamera3HardwareInterface(int cameraId);
91    virtual ~QCamera3HardwareInterface();
92    int openCamera(struct hw_device_t **hw_device);
93    int getMetadata(int type);
94    camera_metadata_t* translateCapabilityToMetadata(int type);
95
96    static int getCamInfo(int cameraId, struct camera_info *info);
97    static int initCapabilities(int cameraId);
98    static int initStaticMetadata(int cameraId);
99    static void makeTable(cam_dimension_t* dimTable, uint8_t size, int32_t* sizeTable);
100    static void makeFPSTable(cam_fps_range_t* fpsTable, uint8_t size,
101                                          int32_t* fpsRangesTable);
102    static void makeOverridesList(cam_scene_mode_overrides_t* overridesTable, uint8_t size,
103                                   uint8_t* overridesList, uint8_t* supported_indexes, int camera_id);
104    static void convertToRegions(cam_rect_t rect, int32_t* region, int weight);
105    static void convertFromRegions(cam_area_t* roi, const camera_metadata_t *settings,
106                                   uint32_t tag);
107    static bool resetIfNeededROI(cam_area_t* roi, const cam_crop_region_t* scalerCropRegion);
108    static void convertLandmarks(cam_face_detection_info_t face, int32_t* landmarks);
109    static void postproc_channel_cb_routine(mm_camera_super_buf_t *recvd_frame,
110                                            void *userdata);
111    static int32_t getScalarFormat(int32_t format);
112    static int32_t getSensorSensitivity(int32_t iso_mode);
113    static void captureResultCb(mm_camera_super_buf_t *metadata,
114                camera3_stream_buffer_t *buffer, uint32_t frame_number,
115                void *userdata);
116
117    int initialize(const camera3_callback_ops_t *callback_ops);
118    int configureStreams(camera3_stream_configuration_t *stream_list);
119    int registerStreamBuffers(const camera3_stream_buffer_set_t *buffer_set);
120    int processCaptureRequest(camera3_capture_request_t *request);
121    void getMetadataVendorTagOps(vendor_tag_query_ops_t* ops);
122    void dump(int fd);
123
124    int setFrameParameters(int frame_id, const camera_metadata_t *settings);
125    int translateMetadataToParameters(const camera_metadata_t *settings);
126    camera_metadata_t* translateCbMetadataToResultMetadata(metadata_buffer_t *metadata,
127                            nsecs_t timestamp, int32_t request_id);
128    int getJpegSettings(const camera_metadata_t *settings);
129    int initParameters();
130    void deinitParameters();
131    int getMaxUnmatchedFramesInQueue();
132    QCamera3ReprocessChannel *addOnlineReprocChannel(QCamera3Channel *pInputChannel, QCamera3PicChannel *picChHandle);
133    bool needRotationReprocess();
134    bool needReprocess();
135    cam_denoise_process_type_t getWaveletDenoiseProcessPlate();
136    bool isWNREnabled() {return true;};
137
138    void captureResultCb(mm_camera_super_buf_t *metadata,
139                camera3_stream_buffer_t *buffer, uint32_t frame_number);
140
141    typedef struct {
142        uint8_t fwk_name;
143        uint8_t hal_name;
144    } QCameraMap;
145
146private:
147
148    int openCamera();
149    int closeCamera();
150    int AddSetParmEntryToBatch(parm_buffer_t *p_table,
151                               cam_intf_parm_type_t paramType,
152                               uint32_t paramLength,
153                               void *paramValue);
154    static int8_t lookupHalName(const QCameraMap arr[],
155                      int len, int fwk_name);
156    static int8_t lookupFwkName(const QCameraMap arr[],
157                      int len, int hal_name);
158
159    int validateCaptureRequest(camera3_capture_request_t *request);
160
161public:
162
163    bool needOnlineRotation();
164    void getThumbnailSize(cam_dimension_t &dim);
165    int getJpegQuality();
166    int calcMaxJpegSize();
167    QCamera3Exif *getExifData();
168private:
169    camera3_device_t   mCameraDevice;
170    uint8_t            mCameraId;
171    mm_camera_vtbl_t  *mCameraHandle;
172    bool               mCameraOpened;
173    bool               mCameraInitialized;
174    camera_metadata_t *mDefaultMetadata[CAMERA3_TEMPLATE_COUNT];
175    int mBlobRequest;
176
177    const camera3_callback_ops_t *mCallbackOps;
178
179    camera3_stream_t *mInputStream;
180    QCamera3MetadataChannel *mMetadataChannel;
181    QCamera3PicChannel *mPictureChannel;
182
183     //First request yet to be processed after configureStreams
184    bool mFirstRequest;
185    QCamera3HeapMemory *mParamHeap;
186    parm_buffer_t* mParameters;
187    bool m_bWNROn;
188
189    /* Data structure to store pending request */
190    typedef struct {
191        camera3_stream_t *stream;
192        camera3_stream_buffer_t *buffer;
193    } RequestedBufferInfo;
194    typedef struct {
195        uint32_t frame_number;
196        uint32_t num_buffers;
197        int32_t request_id;
198        List<RequestedBufferInfo> buffers;
199        int blob_request;
200    } PendingRequestInfo;
201    typedef KeyedVector<camera3_stream_t *, uint32_t> PendingBuffersMap;
202
203    List<PendingRequestInfo> mPendingRequestsList;
204    PendingBuffersMap mPendingBuffersMap;
205    pthread_cond_t mRequestCond;
206    int mPendingRequest;
207    int32_t mCurrentRequestId;
208
209    //mutex for serialized access to camera3_device_ops_t functions
210    pthread_mutex_t mMutex;
211
212    jpeg_settings_t* mJpegSettings;
213    metadata_response_t mMetadataResponse;
214    List<stream_info_t*> mStreamInfo;
215    bool mIsZslMode;
216
217    power_module_t *m_pPowerModule;   // power module
218
219    static const QCameraMap EFFECT_MODES_MAP[];
220    static const QCameraMap WHITE_BALANCE_MODES_MAP[];
221    static const QCameraMap SCENE_MODES_MAP[];
222    static const QCameraMap FOCUS_MODES_MAP[];
223    static const QCameraMap ANTIBANDING_MODES_MAP[];
224    static const QCameraMap AE_FLASH_MODE_MAP[];
225    static const QCameraMap FLASH_MODES_MAP[];
226
227    static pthread_mutex_t mCameraSessionLock;
228    static unsigned int mCameraSessionActive;
229};
230
231}; // namespace qcamera
232
233#endif /* __QCAMERA2HARDWAREINTERFACE_H__ */
234