Iliyan Malchev | 6d01645 | 2013-03-27 16:27:56 -0700 | [diff] [blame] | 1 | /* Copyright (c) 2011, The Linux Foundation. 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 | /*#error uncomment this for compiler test!*/ |
| 30 | |
| 31 | //#define ALOG_NDEBUG 0 |
| 32 | #define ALOG_NIDEBUG 0 |
| 33 | #define LOG_TAG "QualcommCamera" |
| 34 | #include <utils/Log.h> |
| 35 | #include <utils/threads.h> |
| 36 | #include <fcntl.h> |
| 37 | #include <sys/mman.h> |
| 38 | |
| 39 | #include "QCameraHAL.h" |
| 40 | /* include QCamera Hardware Interface Header*/ |
| 41 | #include "QualcommCamera2.h" |
| 42 | //#include "QualcommCameraHardware.h" |
| 43 | //#include <camera/CameraHardwareInterface.h> |
| 44 | |
| 45 | extern "C" { |
| 46 | #include <sys/time.h> |
| 47 | } |
| 48 | |
| 49 | /* HAL function implementation goes here*/ |
| 50 | |
| 51 | /** |
| 52 | * The functions need to be provided by the camera HAL. |
| 53 | * |
| 54 | * If getNumberOfCameras() returns N, the valid cameraId for getCameraInfo() |
| 55 | * and openCameraHardware() is 0 to N-1. |
| 56 | */ |
| 57 | |
| 58 | static hw_module_methods_t camera_module_methods = { |
| 59 | open: camera_device_open, |
| 60 | }; |
| 61 | |
| 62 | static hw_module_t camera_common = { |
| 63 | tag: HARDWARE_MODULE_TAG, |
| 64 | version_major: 0, |
| 65 | version_minor: 01, |
| 66 | id: CAMERA_HARDWARE_MODULE_ID, |
| 67 | name: "Qcamera", |
| 68 | author:"Qcom", |
| 69 | methods: &camera_module_methods, |
| 70 | dso: NULL, |
| 71 | //reserved[0]: 0, |
| 72 | }; |
| 73 | camera_module_t HAL_MODULE_INFO_SYM = { |
| 74 | common: camera_common, |
| 75 | get_number_of_cameras: get_number_of_cameras, |
| 76 | get_camera_info: get_camera_info, |
| 77 | }; |
| 78 | |
| 79 | camera_device_ops_t camera_ops = { |
| 80 | set_preview_window: android::set_preview_window, |
| 81 | set_callbacks: android::set_CallBacks, |
| 82 | enable_msg_type: android::enable_msg_type, |
| 83 | disable_msg_type: android::disable_msg_type, |
| 84 | msg_type_enabled: android::msg_type_enabled, |
| 85 | |
| 86 | start_preview: android::start_preview, |
| 87 | stop_preview: android::stop_preview, |
| 88 | preview_enabled: android::preview_enabled, |
| 89 | store_meta_data_in_buffers: android::store_meta_data_in_buffers, |
| 90 | |
| 91 | start_recording: android::start_recording, |
| 92 | stop_recording: android::stop_recording, |
| 93 | recording_enabled: android::recording_enabled, |
| 94 | release_recording_frame: android::release_recording_frame, |
| 95 | |
| 96 | auto_focus: android::auto_focus, |
| 97 | cancel_auto_focus: android::cancel_auto_focus, |
| 98 | |
| 99 | take_picture: android::take_picture, |
| 100 | cancel_picture: android::cancel_picture, |
| 101 | |
| 102 | set_parameters: android::set_parameters, |
| 103 | get_parameters: android::get_parameters, |
| 104 | put_parameters: android::put_parameters, |
| 105 | send_command: android::send_command, |
| 106 | |
| 107 | release: android::release, |
| 108 | dump: android::dump, |
| 109 | }; |
| 110 | |
| 111 | namespace android { |
| 112 | |
| 113 | typedef struct { |
| 114 | camera_device hw_dev; |
| 115 | //sp<CameraHardwareInterface> hardware; |
| 116 | QCameraHardwareInterface *hardware; |
| 117 | int camera_released; |
| 118 | int cameraId; |
| 119 | //QCameraParameters parameters; |
| 120 | } camera_hardware_t; |
| 121 | |
| 122 | typedef struct { |
| 123 | camera_memory_t mem; |
| 124 | int32_t msgType; |
| 125 | sp<IMemory> dataPtr; |
| 126 | void* user; |
| 127 | unsigned int index; |
| 128 | } q_cam_memory_t; |
| 129 | |
| 130 | QCameraHardwareInterface *util_get_Hal_obj( struct camera_device * device) |
| 131 | { |
| 132 | QCameraHardwareInterface *hardware = NULL; |
| 133 | if(device && device->priv){ |
| 134 | camera_hardware_t *camHal = (camera_hardware_t *)device->priv; |
| 135 | hardware = camHal->hardware; |
| 136 | } |
| 137 | return hardware; |
| 138 | } |
| 139 | |
| 140 | #if 0 |
| 141 | QCameraParameters* util_get_HAL_parameter( struct camera_device * device) |
| 142 | { |
| 143 | QCameraParameters *param = NULL; |
| 144 | if(device && device->priv){ |
| 145 | camera_hardware_t *camHal = (camera_hardware_t *)device->priv; |
| 146 | param = &(camHal->parameters); |
| 147 | } |
| 148 | return param; |
| 149 | } |
| 150 | #endif |
| 151 | extern "C" int get_number_of_cameras() |
| 152 | { |
| 153 | /* try to query every time we get the call!*/ |
| 154 | |
| 155 | ALOGV("Q%s: E", __func__); |
| 156 | return android::HAL_getNumberOfCameras( ); |
| 157 | } |
| 158 | |
| 159 | extern "C" int get_camera_info(int camera_id, struct camera_info *info) |
| 160 | { |
| 161 | int rc = -1; |
| 162 | ALOGV("Q%s: E", __func__); |
| 163 | if(info) { |
| 164 | struct CameraInfo camInfo; |
| 165 | memset(&camInfo, -1, sizeof (struct CameraInfo)); |
| 166 | android::HAL_getCameraInfo(camera_id, &camInfo); |
| 167 | if (camInfo.facing >= 0) { |
| 168 | rc = 0; |
| 169 | info->facing = camInfo.facing; |
| 170 | info->orientation = camInfo.orientation; |
| 171 | } |
| 172 | } |
| 173 | ALOGV("Q%s: X", __func__); |
| 174 | return rc; |
| 175 | } |
| 176 | |
| 177 | static pthread_mutex_t camera_session_lock = PTHREAD_MUTEX_INITIALIZER; |
| 178 | static unsigned int QCameraSession = 0; |
| 179 | |
| 180 | /* HAL should return NULL if it fails to open camera hardware. */ |
| 181 | extern "C" int camera_device_open( |
| 182 | const struct hw_module_t* module, const char* id, |
| 183 | struct hw_device_t** hw_device) |
| 184 | { |
| 185 | int rc = -1; |
| 186 | int mode = 0; // TODO: need to add 3d/2d mode, etc |
| 187 | camera_device *device = NULL; |
| 188 | |
| 189 | pthread_mutex_lock(&camera_session_lock); |
| 190 | |
Shuzhen Wang | 4ed4f74 | 2013-04-17 14:37:44 -0700 | [diff] [blame] | 191 | //Return INVALID_OPERATION(-1) to framework if multiple camera instances detected. |
Iliyan Malchev | 6d01645 | 2013-03-27 16:27:56 -0700 | [diff] [blame] | 192 | if(QCameraSession) { |
| 193 | ALOGE("%s Mutliple camera open instances are not supported",__func__); |
| 194 | pthread_mutex_unlock(&camera_session_lock); |
Shuzhen Wang | 4ed4f74 | 2013-04-17 14:37:44 -0700 | [diff] [blame] | 195 | return rc; |
Iliyan Malchev | 6d01645 | 2013-03-27 16:27:56 -0700 | [diff] [blame] | 196 | } |
| 197 | if(module && id && hw_device) { |
| 198 | int cameraId = atoi(id); |
| 199 | |
| 200 | if (!strcmp(module->name, camera_common.name)) { |
| 201 | camera_hardware_t *camHal = |
| 202 | (camera_hardware_t *) malloc(sizeof (camera_hardware_t)); |
| 203 | if(!camHal) { |
| 204 | *hw_device = NULL; |
| 205 | ALOGE("%s: end in no mem", __func__); |
| 206 | pthread_mutex_unlock(&camera_session_lock); |
| 207 | return rc; |
| 208 | } |
| 209 | /* we have the camera_hardware obj malloced */ |
| 210 | memset(camHal, 0, sizeof (camera_hardware_t)); |
| 211 | camHal->hardware = new QCameraHardwareInterface(cameraId, mode); //HAL_openCameraHardware(cameraId); |
| 212 | if (camHal->hardware && camHal->hardware->isCameraReady()) { |
| 213 | camHal->cameraId = cameraId; |
| 214 | device = &camHal->hw_dev; |
| 215 | device->common.close = close_camera_device; |
| 216 | device->ops = &camera_ops; |
| 217 | device->priv = (void *)camHal; |
| 218 | QCameraSession++; |
| 219 | rc = 0; |
| 220 | } else { |
| 221 | if (camHal->hardware) { |
| 222 | delete camHal->hardware; |
| 223 | camHal->hardware = NULL; |
| 224 | } |
| 225 | free(camHal); |
| 226 | device = NULL; |
| 227 | } |
| 228 | } |
| 229 | } |
| 230 | /* pass actual hw_device ptr to framework. This amkes that we actally be use memberof() macro */ |
| 231 | *hw_device = (hw_device_t*)&device->common; |
| 232 | ALOGV("%s: end rc %d", __func__, rc); |
| 233 | pthread_mutex_unlock(&camera_session_lock); |
| 234 | return rc; |
| 235 | } |
| 236 | |
| 237 | extern "C" int close_camera_device( hw_device_t *hw_dev) |
| 238 | { |
| 239 | ALOGV("Q%s: device =%p E", __func__, hw_dev); |
| 240 | int rc = -1; |
| 241 | camera_device_t *device = (camera_device_t *)hw_dev; |
| 242 | |
| 243 | pthread_mutex_lock(&camera_session_lock); |
| 244 | |
| 245 | if(device) { |
| 246 | camera_hardware_t *camHal = (camera_hardware_t *)device->priv; |
| 247 | if(camHal ) { |
| 248 | QCameraHardwareInterface *hardware = util_get_Hal_obj( device); |
| 249 | if(!camHal->camera_released) { |
| 250 | if(hardware != NULL) { |
| 251 | hardware->release( ); |
| 252 | } |
| 253 | } |
| 254 | if (QCameraSession) |
| 255 | QCameraSession--; |
| 256 | if(hardware != NULL) |
| 257 | delete hardware; |
| 258 | free(camHal); |
| 259 | } |
| 260 | rc = 0; |
| 261 | } |
| 262 | |
| 263 | pthread_mutex_unlock(&camera_session_lock); |
| 264 | return rc; |
| 265 | } |
| 266 | |
| 267 | |
| 268 | int set_preview_window(struct camera_device * device, |
| 269 | struct preview_stream_ops *window) |
| 270 | { |
| 271 | int rc = -1; |
| 272 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 273 | |
| 274 | if(hardware != NULL) { |
| 275 | rc = hardware->setPreviewWindow(window); |
| 276 | } |
| 277 | return rc; |
| 278 | } |
| 279 | |
| 280 | void set_CallBacks(struct camera_device * device, |
| 281 | camera_notify_callback notify_cb, |
| 282 | camera_data_callback data_cb, |
| 283 | camera_data_timestamp_callback data_cb_timestamp, |
| 284 | camera_request_memory get_memory, |
| 285 | void *user) |
| 286 | { |
| 287 | ALOGV("Q%s: E", __func__); |
| 288 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 289 | if(hardware != NULL){ |
| 290 | hardware->setCallbacks(notify_cb,data_cb, data_cb_timestamp, get_memory, user); |
| 291 | } |
| 292 | } |
| 293 | |
| 294 | void enable_msg_type(struct camera_device * device, int32_t msg_type) |
| 295 | { |
| 296 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 297 | if(hardware != NULL){ |
| 298 | hardware->enableMsgType(msg_type); |
| 299 | } |
| 300 | } |
| 301 | |
| 302 | void disable_msg_type(struct camera_device * device, int32_t msg_type) |
| 303 | { |
| 304 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 305 | ALOGV("Q%s: E", __func__); |
| 306 | if(hardware != NULL){ |
| 307 | hardware->disableMsgType(msg_type); |
| 308 | } |
| 309 | } |
| 310 | |
| 311 | int msg_type_enabled(struct camera_device * device, int32_t msg_type) |
| 312 | { |
| 313 | ALOGV("Q%s: E", __func__); |
| 314 | int rc = -1; |
| 315 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 316 | if(hardware != NULL){ |
| 317 | rc = hardware->msgTypeEnabled(msg_type); |
| 318 | } |
| 319 | return rc; |
| 320 | } |
| 321 | |
| 322 | int start_preview(struct camera_device * device) |
| 323 | { |
| 324 | ALOGV("Q%s: E", __func__); |
| 325 | int rc = -1; |
| 326 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 327 | if(hardware != NULL){ |
| 328 | rc = hardware->startPreview( ); |
| 329 | } |
| 330 | ALOGV("Q%s: X", __func__); |
| 331 | return rc; |
| 332 | } |
| 333 | |
| 334 | void stop_preview(struct camera_device * device) |
| 335 | { |
| 336 | ALOGV("Q%s: E", __func__); |
| 337 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 338 | if(hardware != NULL){ |
| 339 | hardware->stopPreview( ); |
| 340 | } |
| 341 | } |
| 342 | |
| 343 | int preview_enabled(struct camera_device * device) |
| 344 | { |
| 345 | ALOGV("Q%s: E", __func__); |
| 346 | int rc = -1; |
| 347 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 348 | if(hardware != NULL){ |
| 349 | rc = hardware->previewEnabled( ); |
| 350 | } |
| 351 | return rc; |
| 352 | } |
| 353 | |
| 354 | int store_meta_data_in_buffers(struct camera_device * device, int enable) |
| 355 | { |
| 356 | ALOGV("Q%s: E", __func__); |
| 357 | int rc = -1; |
| 358 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 359 | if(hardware != NULL){ |
| 360 | rc = hardware->storeMetaDataInBuffers(enable); |
| 361 | } |
| 362 | return rc; |
| 363 | } |
| 364 | |
| 365 | int start_recording(struct camera_device * device) |
| 366 | { |
| 367 | ALOGV("Q%s: E", __func__); |
| 368 | int rc = -1; |
| 369 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 370 | if(hardware != NULL){ |
| 371 | rc = hardware->startRecording( ); |
| 372 | } |
| 373 | return rc; |
| 374 | } |
| 375 | |
| 376 | void stop_recording(struct camera_device * device) |
| 377 | { |
| 378 | ALOGV("Q%s: E", __func__); |
| 379 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 380 | if(hardware != NULL){ |
| 381 | hardware->stopRecording( ); |
| 382 | } |
| 383 | } |
| 384 | |
| 385 | int recording_enabled(struct camera_device * device) |
| 386 | { |
| 387 | ALOGV("Q%s: E", __func__); |
| 388 | int rc = -1; |
| 389 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 390 | if(hardware != NULL){ |
| 391 | rc = hardware->recordingEnabled( ); |
| 392 | } |
| 393 | return rc; |
| 394 | } |
| 395 | |
| 396 | void release_recording_frame(struct camera_device * device, |
| 397 | const void *opaque) |
| 398 | { |
| 399 | ALOGV("Q%s: E", __func__); |
| 400 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 401 | if(hardware != NULL){ |
| 402 | hardware->releaseRecordingFrame(opaque); |
| 403 | } |
| 404 | } |
| 405 | |
| 406 | int auto_focus(struct camera_device * device) |
| 407 | { |
| 408 | ALOGV("Q%s: E", __func__); |
| 409 | int rc = -1; |
| 410 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 411 | if(hardware != NULL){ |
| 412 | rc = hardware->autoFocus( ); |
| 413 | } |
| 414 | return rc; |
| 415 | } |
| 416 | |
| 417 | int cancel_auto_focus(struct camera_device * device) |
| 418 | { |
| 419 | ALOGV("Q%s: E", __func__); |
| 420 | int rc = -1; |
| 421 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 422 | if(hardware != NULL){ |
| 423 | rc = hardware->cancelAutoFocus( ); |
| 424 | } |
| 425 | return rc; |
| 426 | } |
| 427 | |
| 428 | int take_picture(struct camera_device * device) |
| 429 | { |
| 430 | ALOGV("Q%s: E", __func__); |
| 431 | int rc = -1; |
| 432 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 433 | if(hardware != NULL){ |
| 434 | rc = hardware->takePicture( ); |
| 435 | } |
| 436 | return rc; |
| 437 | } |
| 438 | |
| 439 | int cancel_picture(struct camera_device * device) |
| 440 | |
| 441 | { |
| 442 | ALOGV("Q%s: E", __func__); |
| 443 | int rc = -1; |
| 444 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 445 | if(hardware != NULL){ |
| 446 | rc = hardware->cancelPicture( ); |
| 447 | } |
| 448 | return rc; |
| 449 | } |
| 450 | |
| 451 | int set_parameters(struct camera_device * device, const char *parms) |
| 452 | |
| 453 | { |
| 454 | ALOGV("Q%s: E", __func__); |
| 455 | int rc = -1; |
| 456 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 457 | if(hardware != NULL && parms){ |
| 458 | //QCameraParameters param;// = util_get_HAL_parameter(device); |
| 459 | //String8 str = String8(parms); |
| 460 | |
| 461 | //param.unflatten(str); |
| 462 | rc = hardware->setParameters(parms); |
| 463 | //rc = 0; |
| 464 | } |
| 465 | return rc; |
| 466 | } |
| 467 | |
| 468 | char* get_parameters(struct camera_device * device) |
| 469 | { |
| 470 | ALOGV("Q%s: E", __func__); |
| 471 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 472 | if(hardware != NULL){ |
| 473 | char *parms = NULL; |
| 474 | hardware->getParameters(&parms); |
| 475 | return parms; |
| 476 | } |
| 477 | return NULL; |
| 478 | } |
| 479 | |
| 480 | void put_parameters(struct camera_device * device, char *parm) |
| 481 | |
| 482 | { |
| 483 | ALOGV("Q%s: E", __func__); |
| 484 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 485 | if(hardware != NULL){ |
| 486 | hardware->putParameters(parm); |
| 487 | } |
| 488 | } |
| 489 | |
| 490 | int send_command(struct camera_device * device, |
| 491 | int32_t cmd, int32_t arg1, int32_t arg2) |
| 492 | { |
| 493 | ALOGV("Q%s: E", __func__); |
| 494 | int rc = -1; |
| 495 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 496 | if(hardware != NULL){ |
| 497 | rc = hardware->sendCommand( cmd, arg1, arg2); |
| 498 | } |
| 499 | return rc; |
| 500 | } |
| 501 | |
| 502 | void release(struct camera_device * device) |
| 503 | { |
| 504 | ALOGV("Q%s: E", __func__); |
| 505 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 506 | if(hardware != NULL){ |
| 507 | camera_hardware_t *camHal = (camera_hardware_t *)device->priv; |
| 508 | hardware->release( ); |
| 509 | camHal->camera_released = true; |
| 510 | } |
| 511 | } |
| 512 | |
| 513 | int dump(struct camera_device * device, int fd) |
| 514 | { |
| 515 | ALOGV("Q%s: E", __func__); |
| 516 | int rc = -1; |
| 517 | QCameraHardwareInterface *hardware = util_get_Hal_obj(device); |
| 518 | if(hardware != NULL){ |
| 519 | rc = hardware->dump( fd ); |
| 520 | //rc = 0; |
| 521 | } |
| 522 | return rc; |
| 523 | } |
| 524 | |
| 525 | }; // namespace android |