QCamera3HWI.h revision 8bb5784949bef76a5880ca3c9a795c71b6ac680b
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 26* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27* 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 int32_t getScalarFormat(int32_t format); 110 static int32_t getSensorSensitivity(int32_t iso_mode); 111 static void captureResultCb(mm_camera_super_buf_t *metadata, 112 camera3_stream_buffer_t *buffer, uint32_t frame_number, 113 void *userdata); 114 115 int initialize(const camera3_callback_ops_t *callback_ops); 116 int configureStreams(camera3_stream_configuration_t *stream_list); 117 int registerStreamBuffers(const camera3_stream_buffer_set_t *buffer_set); 118 int processCaptureRequest(camera3_capture_request_t *request); 119 void getMetadataVendorTagOps(vendor_tag_query_ops_t* ops); 120 void dump(int fd); 121 122 int setFrameParameters(int frame_id, const camera_metadata_t *settings); 123 int translateMetadataToParameters(const camera_metadata_t *settings); 124 camera_metadata_t* translateCbMetadataToResultMetadata(metadata_buffer_t *metadata, 125 nsecs_t timestamp, int32_t request_id); 126 int getJpegSettings(const camera_metadata_t *settings); 127 int initParameters(); 128 void deinitParameters(); 129 130 void captureResultCb(mm_camera_super_buf_t *metadata, 131 camera3_stream_buffer_t *buffer, uint32_t frame_number); 132 133 typedef struct { 134 uint8_t fwk_name; 135 uint8_t hal_name; 136 } QCameraMap; 137 138private: 139 140 int openCamera(); 141 int closeCamera(); 142 int AddSetParmEntryToBatch(parm_buffer_t *p_table, 143 cam_intf_parm_type_t paramType, 144 uint32_t paramLength, 145 void *paramValue); 146 static int8_t lookupHalName(const QCameraMap arr[], 147 int len, int fwk_name); 148 static int8_t lookupFwkName(const QCameraMap arr[], 149 int len, int hal_name); 150 151 int validateCaptureRequest(camera3_capture_request_t *request); 152 153public: 154 155 bool needOnlineRotation(); 156 void getThumbnailSize(cam_dimension_t &dim); 157 int getJpegQuality(); 158 int getJpegRotation(); 159 int calcMaxJpegSize(); 160 QCamera3Exif *getExifData(); 161 162private: 163 camera3_device_t mCameraDevice; 164 uint8_t mCameraId; 165 mm_camera_vtbl_t *mCameraHandle; 166 bool mCameraOpened; 167 bool mCameraInitialized; 168 camera_metadata_t *mDefaultMetadata[CAMERA3_TEMPLATE_COUNT]; 169 170 const camera3_callback_ops_t *mCallbackOps; 171 172 camera3_stream_t *mInputStream; 173 QCamera3MetadataChannel *mMetadataChannel; 174 175 //First request yet to be processed after configureStreams 176 bool mFirstRequest; 177 QCamera3HeapMemory *mParamHeap; 178 parm_buffer_t* mParameters; 179 180 /* Data structure to store pending request */ 181 typedef struct { 182 camera3_stream_t *stream; 183 camera3_stream_buffer_t *buffer; 184 } RequestedBufferInfo; 185 typedef struct { 186 uint32_t frame_number; 187 uint32_t num_buffers; 188 int32_t request_id; 189 List<RequestedBufferInfo> buffers; 190 } PendingRequestInfo; 191 typedef KeyedVector<camera3_stream_t *, uint32_t> PendingBuffersMap; 192 193 List<PendingRequestInfo> mPendingRequestsList; 194 PendingBuffersMap mPendingBuffersMap; 195 pthread_mutex_t mRequestLock; 196 pthread_cond_t mRequestCond; 197 int mPendingRequest; 198 int32_t mCurrentRequestId; 199 200 //mutex for serialized access to camera3_device_ops_t functions 201 pthread_mutex_t mMutex; 202 203 //mutex to protect the critial section for processCaptureResult 204 pthread_mutex_t mCaptureResultLock; 205 206 jpeg_settings_t* mJpegSettings; 207 metadata_response_t mMetadataResponse; 208 List<stream_info_t*> mStreamInfo; 209 bool mIsZslMode; 210 211 power_module_t *m_pPowerModule; // power module 212 213 static const QCameraMap EFFECT_MODES_MAP[]; 214 static const QCameraMap WHITE_BALANCE_MODES_MAP[]; 215 static const QCameraMap SCENE_MODES_MAP[]; 216 static const QCameraMap FOCUS_MODES_MAP[]; 217 static const QCameraMap ANTIBANDING_MODES_MAP[]; 218 static const QCameraMap AE_FLASH_MODE_MAP[]; 219 static const QCameraMap FLASH_MODES_MAP[]; 220 221 static pthread_mutex_t mCameraSessionLock; 222 static unsigned int mCameraSessionActive; 223}; 224 225}; // namespace qcamera 226 227#endif /* __QCAMERA2HARDWAREINTERFACE_H__ */ 228