Camera3Device.cpp revision c96ac8dfcae66a45b7ae67b82dabdf19f60f859d
1/* 2 * Copyright (C) 2013 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#define LOG_TAG "Camera3-Device" 18#define ATRACE_TAG ATRACE_TAG_CAMERA 19//#define LOG_NDEBUG 0 20//#define LOG_NNDEBUG 0 // Per-frame verbose logging 21 22#ifdef LOG_NNDEBUG 23#define ALOGVV(...) ALOGV(__VA_ARGS__) 24#else 25#define ALOGVV(...) ((void)0) 26#endif 27 28// Convenience macro for transient errors 29#define CLOGE(fmt, ...) ALOGE("Camera %d: %s: " fmt, mId, __FUNCTION__, \ 30 ##__VA_ARGS__) 31 32// Convenience macros for transitioning to the error state 33#define SET_ERR(fmt, ...) setErrorState( \ 34 "%s: " fmt, __FUNCTION__, \ 35 ##__VA_ARGS__) 36#define SET_ERR_L(fmt, ...) setErrorStateLocked( \ 37 "%s: " fmt, __FUNCTION__, \ 38 ##__VA_ARGS__) 39 40#include <inttypes.h> 41 42#include <utils/Log.h> 43#include <utils/Trace.h> 44#include <utils/Timers.h> 45 46#include "utils/CameraTraces.h" 47#include "device3/Camera3Device.h" 48#include "device3/Camera3OutputStream.h" 49#include "device3/Camera3InputStream.h" 50#include "device3/Camera3ZslStream.h" 51#include "device3/Camera3DummyStream.h" 52#include "CameraService.h" 53 54using namespace android::camera3; 55 56namespace android { 57 58Camera3Device::Camera3Device(int id): 59 mId(id), 60 mIsConstrainedHighSpeedConfiguration(false), 61 mHal3Device(NULL), 62 mStatus(STATUS_UNINITIALIZED), 63 mUsePartialResult(false), 64 mNumPartialResults(1), 65 mNextResultFrameNumber(0), 66 mNextReprocessResultFrameNumber(0), 67 mNextShutterFrameNumber(0), 68 mListener(NULL) 69{ 70 ATRACE_CALL(); 71 camera3_callback_ops::notify = &sNotify; 72 camera3_callback_ops::process_capture_result = &sProcessCaptureResult; 73 ALOGV("%s: Created device for camera %d", __FUNCTION__, id); 74} 75 76Camera3Device::~Camera3Device() 77{ 78 ATRACE_CALL(); 79 ALOGV("%s: Tearing down for camera id %d", __FUNCTION__, mId); 80 disconnect(); 81} 82 83int Camera3Device::getId() const { 84 return mId; 85} 86 87/** 88 * CameraDeviceBase interface 89 */ 90 91status_t Camera3Device::initialize(CameraModule *module) 92{ 93 ATRACE_CALL(); 94 Mutex::Autolock il(mInterfaceLock); 95 Mutex::Autolock l(mLock); 96 97 ALOGV("%s: Initializing device for camera %d", __FUNCTION__, mId); 98 if (mStatus != STATUS_UNINITIALIZED) { 99 CLOGE("Already initialized!"); 100 return INVALID_OPERATION; 101 } 102 103 /** Open HAL device */ 104 105 status_t res; 106 String8 deviceName = String8::format("%d", mId); 107 108 camera3_device_t *device; 109 110 ATRACE_BEGIN("camera3->open"); 111 res = module->open(deviceName.string(), 112 reinterpret_cast<hw_device_t**>(&device)); 113 ATRACE_END(); 114 115 if (res != OK) { 116 SET_ERR_L("Could not open camera: %s (%d)", strerror(-res), res); 117 return res; 118 } 119 120 /** Cross-check device version */ 121 if (device->common.version < CAMERA_DEVICE_API_VERSION_3_0) { 122 SET_ERR_L("Could not open camera: " 123 "Camera device should be at least %x, reports %x instead", 124 CAMERA_DEVICE_API_VERSION_3_0, 125 device->common.version); 126 device->common.close(&device->common); 127 return BAD_VALUE; 128 } 129 130 camera_info info; 131 res = CameraService::filterGetInfoErrorCode(module->getCameraInfo( 132 mId, &info)); 133 if (res != OK) return res; 134 135 if (info.device_version != device->common.version) { 136 SET_ERR_L("HAL reporting mismatched camera_info version (%x)" 137 " and device version (%x).", 138 info.device_version, device->common.version); 139 device->common.close(&device->common); 140 return BAD_VALUE; 141 } 142 143 /** Initialize device with callback functions */ 144 145 ATRACE_BEGIN("camera3->initialize"); 146 res = device->ops->initialize(device, this); 147 ATRACE_END(); 148 149 if (res != OK) { 150 SET_ERR_L("Unable to initialize HAL device: %s (%d)", 151 strerror(-res), res); 152 device->common.close(&device->common); 153 return BAD_VALUE; 154 } 155 156 /** Start up status tracker thread */ 157 mStatusTracker = new StatusTracker(this); 158 res = mStatusTracker->run(String8::format("C3Dev-%d-Status", mId).string()); 159 if (res != OK) { 160 SET_ERR_L("Unable to start status tracking thread: %s (%d)", 161 strerror(-res), res); 162 device->common.close(&device->common); 163 mStatusTracker.clear(); 164 return res; 165 } 166 167 bool aeLockAvailable = false; 168 camera_metadata_ro_entry aeLockAvailableEntry; 169 res = find_camera_metadata_ro_entry(info.static_camera_characteristics, 170 ANDROID_CONTROL_AE_LOCK_AVAILABLE, &aeLockAvailableEntry); 171 if (res == OK && aeLockAvailableEntry.count > 0) { 172 aeLockAvailable = (aeLockAvailableEntry.data.u8[0] == 173 ANDROID_CONTROL_AE_LOCK_AVAILABLE_TRUE); 174 } 175 176 /** Start up request queue thread */ 177 mRequestThread = new RequestThread(this, mStatusTracker, device, aeLockAvailable); 178 res = mRequestThread->run(String8::format("C3Dev-%d-ReqQueue", mId).string()); 179 if (res != OK) { 180 SET_ERR_L("Unable to start request queue thread: %s (%d)", 181 strerror(-res), res); 182 device->common.close(&device->common); 183 mRequestThread.clear(); 184 return res; 185 } 186 187 mPreparerThread = new PreparerThread(); 188 189 /** Everything is good to go */ 190 191 mDeviceVersion = device->common.version; 192 mDeviceInfo = info.static_camera_characteristics; 193 mHal3Device = device; 194 mStatus = STATUS_UNCONFIGURED; 195 mNextStreamId = 0; 196 mDummyStreamId = NO_STREAM; 197 mNeedConfig = true; 198 mPauseStateNotify = false; 199 200 // Will the HAL be sending in early partial result metadata? 201 if (mDeviceVersion >= CAMERA_DEVICE_API_VERSION_3_2) { 202 camera_metadata_entry partialResultsCount = 203 mDeviceInfo.find(ANDROID_REQUEST_PARTIAL_RESULT_COUNT); 204 if (partialResultsCount.count > 0) { 205 mNumPartialResults = partialResultsCount.data.i32[0]; 206 mUsePartialResult = (mNumPartialResults > 1); 207 } 208 } else { 209 camera_metadata_entry partialResultsQuirk = 210 mDeviceInfo.find(ANDROID_QUIRKS_USE_PARTIAL_RESULT); 211 if (partialResultsQuirk.count > 0 && partialResultsQuirk.data.u8[0] == 1) { 212 mUsePartialResult = true; 213 } 214 } 215 216 camera_metadata_entry configs = 217 mDeviceInfo.find(ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS); 218 for (uint32_t i = 0; i < configs.count; i += 4) { 219 if (configs.data.i32[i] == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED && 220 configs.data.i32[i + 3] == 221 ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_INPUT) { 222 mSupportedOpaqueInputSizes.add(Size(configs.data.i32[i + 1], 223 configs.data.i32[i + 2])); 224 } 225 } 226 227 return OK; 228} 229 230status_t Camera3Device::disconnect() { 231 ATRACE_CALL(); 232 Mutex::Autolock il(mInterfaceLock); 233 234 ALOGV("%s: E", __FUNCTION__); 235 236 status_t res = OK; 237 238 { 239 Mutex::Autolock l(mLock); 240 if (mStatus == STATUS_UNINITIALIZED) return res; 241 242 if (mStatus == STATUS_ACTIVE || 243 (mStatus == STATUS_ERROR && mRequestThread != NULL)) { 244 res = mRequestThread->clearRepeatingRequests(); 245 if (res != OK) { 246 SET_ERR_L("Can't stop streaming"); 247 // Continue to close device even in case of error 248 } else { 249 res = waitUntilStateThenRelock(/*active*/ false, kShutdownTimeout); 250 if (res != OK) { 251 SET_ERR_L("Timeout waiting for HAL to drain"); 252 // Continue to close device even in case of error 253 } 254 } 255 } 256 257 if (mStatus == STATUS_ERROR) { 258 CLOGE("Shutting down in an error state"); 259 } 260 261 if (mStatusTracker != NULL) { 262 mStatusTracker->requestExit(); 263 } 264 265 if (mRequestThread != NULL) { 266 mRequestThread->requestExit(); 267 } 268 269 mOutputStreams.clear(); 270 mInputStream.clear(); 271 } 272 273 // Joining done without holding mLock, otherwise deadlocks may ensue 274 // as the threads try to access parent state 275 if (mRequestThread != NULL && mStatus != STATUS_ERROR) { 276 // HAL may be in a bad state, so waiting for request thread 277 // (which may be stuck in the HAL processCaptureRequest call) 278 // could be dangerous. 279 mRequestThread->join(); 280 } 281 282 if (mStatusTracker != NULL) { 283 mStatusTracker->join(); 284 } 285 286 { 287 Mutex::Autolock l(mLock); 288 289 mRequestThread.clear(); 290 mStatusTracker.clear(); 291 292 if (mHal3Device != NULL) { 293 ATRACE_BEGIN("camera3->close"); 294 mHal3Device->common.close(&mHal3Device->common); 295 ATRACE_END(); 296 mHal3Device = NULL; 297 } 298 299 mStatus = STATUS_UNINITIALIZED; 300 } 301 302 ALOGV("%s: X", __FUNCTION__); 303 return res; 304} 305 306// For dumping/debugging only - 307// try to acquire a lock a few times, eventually give up to proceed with 308// debug/dump operations 309bool Camera3Device::tryLockSpinRightRound(Mutex& lock) { 310 bool gotLock = false; 311 for (size_t i = 0; i < kDumpLockAttempts; ++i) { 312 if (lock.tryLock() == NO_ERROR) { 313 gotLock = true; 314 break; 315 } else { 316 usleep(kDumpSleepDuration); 317 } 318 } 319 return gotLock; 320} 321 322Camera3Device::Size Camera3Device::getMaxJpegResolution() const { 323 int32_t maxJpegWidth = 0, maxJpegHeight = 0; 324 if (mDeviceVersion >= CAMERA_DEVICE_API_VERSION_3_2) { 325 const int STREAM_CONFIGURATION_SIZE = 4; 326 const int STREAM_FORMAT_OFFSET = 0; 327 const int STREAM_WIDTH_OFFSET = 1; 328 const int STREAM_HEIGHT_OFFSET = 2; 329 const int STREAM_IS_INPUT_OFFSET = 3; 330 camera_metadata_ro_entry_t availableStreamConfigs = 331 mDeviceInfo.find(ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS); 332 if (availableStreamConfigs.count == 0 || 333 availableStreamConfigs.count % STREAM_CONFIGURATION_SIZE != 0) { 334 return Size(0, 0); 335 } 336 337 // Get max jpeg size (area-wise). 338 for (size_t i=0; i < availableStreamConfigs.count; i+= STREAM_CONFIGURATION_SIZE) { 339 int32_t format = availableStreamConfigs.data.i32[i + STREAM_FORMAT_OFFSET]; 340 int32_t width = availableStreamConfigs.data.i32[i + STREAM_WIDTH_OFFSET]; 341 int32_t height = availableStreamConfigs.data.i32[i + STREAM_HEIGHT_OFFSET]; 342 int32_t isInput = availableStreamConfigs.data.i32[i + STREAM_IS_INPUT_OFFSET]; 343 if (isInput == ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_OUTPUT 344 && format == HAL_PIXEL_FORMAT_BLOB && 345 (width * height > maxJpegWidth * maxJpegHeight)) { 346 maxJpegWidth = width; 347 maxJpegHeight = height; 348 } 349 } 350 } else { 351 camera_metadata_ro_entry availableJpegSizes = 352 mDeviceInfo.find(ANDROID_SCALER_AVAILABLE_JPEG_SIZES); 353 if (availableJpegSizes.count == 0 || availableJpegSizes.count % 2 != 0) { 354 return Size(0, 0); 355 } 356 357 // Get max jpeg size (area-wise). 358 for (size_t i = 0; i < availableJpegSizes.count; i += 2) { 359 if ((availableJpegSizes.data.i32[i] * availableJpegSizes.data.i32[i + 1]) 360 > (maxJpegWidth * maxJpegHeight)) { 361 maxJpegWidth = availableJpegSizes.data.i32[i]; 362 maxJpegHeight = availableJpegSizes.data.i32[i + 1]; 363 } 364 } 365 } 366 return Size(maxJpegWidth, maxJpegHeight); 367} 368 369ssize_t Camera3Device::getJpegBufferSize(uint32_t width, uint32_t height) const { 370 // Get max jpeg size (area-wise). 371 Size maxJpegResolution = getMaxJpegResolution(); 372 if (maxJpegResolution.width == 0) { 373 ALOGE("%s: Camera %d: Can't find find valid available jpeg sizes in static metadata!", 374 __FUNCTION__, mId); 375 return BAD_VALUE; 376 } 377 378 // Get max jpeg buffer size 379 ssize_t maxJpegBufferSize = 0; 380 camera_metadata_ro_entry jpegBufMaxSize = mDeviceInfo.find(ANDROID_JPEG_MAX_SIZE); 381 if (jpegBufMaxSize.count == 0) { 382 ALOGE("%s: Camera %d: Can't find maximum JPEG size in static metadata!", __FUNCTION__, mId); 383 return BAD_VALUE; 384 } 385 maxJpegBufferSize = jpegBufMaxSize.data.i32[0]; 386 assert(kMinJpegBufferSize < maxJpegBufferSize); 387 388 // Calculate final jpeg buffer size for the given resolution. 389 float scaleFactor = ((float) (width * height)) / 390 (maxJpegResolution.width * maxJpegResolution.height); 391 ssize_t jpegBufferSize = scaleFactor * (maxJpegBufferSize - kMinJpegBufferSize) + 392 kMinJpegBufferSize; 393 if (jpegBufferSize > maxJpegBufferSize) { 394 jpegBufferSize = maxJpegBufferSize; 395 } 396 397 return jpegBufferSize; 398} 399 400status_t Camera3Device::dump(int fd, const Vector<String16> &args) { 401 ATRACE_CALL(); 402 (void)args; 403 404 // Try to lock, but continue in case of failure (to avoid blocking in 405 // deadlocks) 406 bool gotInterfaceLock = tryLockSpinRightRound(mInterfaceLock); 407 bool gotLock = tryLockSpinRightRound(mLock); 408 409 ALOGW_IF(!gotInterfaceLock, 410 "Camera %d: %s: Unable to lock interface lock, proceeding anyway", 411 mId, __FUNCTION__); 412 ALOGW_IF(!gotLock, 413 "Camera %d: %s: Unable to lock main lock, proceeding anyway", 414 mId, __FUNCTION__); 415 416 String8 lines; 417 418 const char *status = 419 mStatus == STATUS_ERROR ? "ERROR" : 420 mStatus == STATUS_UNINITIALIZED ? "UNINITIALIZED" : 421 mStatus == STATUS_UNCONFIGURED ? "UNCONFIGURED" : 422 mStatus == STATUS_CONFIGURED ? "CONFIGURED" : 423 mStatus == STATUS_ACTIVE ? "ACTIVE" : 424 "Unknown"; 425 426 lines.appendFormat(" Device status: %s\n", status); 427 if (mStatus == STATUS_ERROR) { 428 lines.appendFormat(" Error cause: %s\n", mErrorCause.string()); 429 } 430 lines.appendFormat(" Stream configuration:\n"); 431 lines.appendFormat(" Operation mode: %s \n", mIsConstrainedHighSpeedConfiguration ? 432 "CONSTRAINED HIGH SPEED VIDEO" : "NORMAL"); 433 434 if (mInputStream != NULL) { 435 write(fd, lines.string(), lines.size()); 436 mInputStream->dump(fd, args); 437 } else { 438 lines.appendFormat(" No input stream.\n"); 439 write(fd, lines.string(), lines.size()); 440 } 441 for (size_t i = 0; i < mOutputStreams.size(); i++) { 442 mOutputStreams[i]->dump(fd,args); 443 } 444 445 lines = String8(" In-flight requests:\n"); 446 if (mInFlightMap.size() == 0) { 447 lines.append(" None\n"); 448 } else { 449 for (size_t i = 0; i < mInFlightMap.size(); i++) { 450 InFlightRequest r = mInFlightMap.valueAt(i); 451 lines.appendFormat(" Frame %d | Timestamp: %" PRId64 ", metadata" 452 " arrived: %s, buffers left: %d\n", mInFlightMap.keyAt(i), 453 r.shutterTimestamp, r.haveResultMetadata ? "true" : "false", 454 r.numBuffersLeft); 455 } 456 } 457 write(fd, lines.string(), lines.size()); 458 459 { 460 lines = String8(" Last request sent:\n"); 461 write(fd, lines.string(), lines.size()); 462 463 CameraMetadata lastRequest = getLatestRequestLocked(); 464 lastRequest.dump(fd, /*verbosity*/2, /*indentation*/6); 465 } 466 467 if (mHal3Device != NULL) { 468 lines = String8(" HAL device dump:\n"); 469 write(fd, lines.string(), lines.size()); 470 mHal3Device->ops->dump(mHal3Device, fd); 471 } 472 473 if (gotLock) mLock.unlock(); 474 if (gotInterfaceLock) mInterfaceLock.unlock(); 475 476 return OK; 477} 478 479const CameraMetadata& Camera3Device::info() const { 480 ALOGVV("%s: E", __FUNCTION__); 481 if (CC_UNLIKELY(mStatus == STATUS_UNINITIALIZED || 482 mStatus == STATUS_ERROR)) { 483 ALOGW("%s: Access to static info %s!", __FUNCTION__, 484 mStatus == STATUS_ERROR ? 485 "when in error state" : "before init"); 486 } 487 return mDeviceInfo; 488} 489 490status_t Camera3Device::checkStatusOkToCaptureLocked() { 491 switch (mStatus) { 492 case STATUS_ERROR: 493 CLOGE("Device has encountered a serious error"); 494 return INVALID_OPERATION; 495 case STATUS_UNINITIALIZED: 496 CLOGE("Device not initialized"); 497 return INVALID_OPERATION; 498 case STATUS_UNCONFIGURED: 499 case STATUS_CONFIGURED: 500 case STATUS_ACTIVE: 501 // OK 502 break; 503 default: 504 SET_ERR_L("Unexpected status: %d", mStatus); 505 return INVALID_OPERATION; 506 } 507 return OK; 508} 509 510status_t Camera3Device::convertMetadataListToRequestListLocked( 511 const List<const CameraMetadata> &metadataList, RequestList *requestList) { 512 if (requestList == NULL) { 513 CLOGE("requestList cannot be NULL."); 514 return BAD_VALUE; 515 } 516 517 int32_t burstId = 0; 518 for (List<const CameraMetadata>::const_iterator it = metadataList.begin(); 519 it != metadataList.end(); ++it) { 520 sp<CaptureRequest> newRequest = setUpRequestLocked(*it); 521 if (newRequest == 0) { 522 CLOGE("Can't create capture request"); 523 return BAD_VALUE; 524 } 525 526 // Setup burst Id and request Id 527 newRequest->mResultExtras.burstId = burstId++; 528 if (it->exists(ANDROID_REQUEST_ID)) { 529 if (it->find(ANDROID_REQUEST_ID).count == 0) { 530 CLOGE("RequestID entry exists; but must not be empty in metadata"); 531 return BAD_VALUE; 532 } 533 newRequest->mResultExtras.requestId = it->find(ANDROID_REQUEST_ID).data.i32[0]; 534 } else { 535 CLOGE("RequestID does not exist in metadata"); 536 return BAD_VALUE; 537 } 538 539 requestList->push_back(newRequest); 540 541 ALOGV("%s: requestId = %" PRId32, __FUNCTION__, newRequest->mResultExtras.requestId); 542 } 543 return OK; 544} 545 546status_t Camera3Device::capture(CameraMetadata &request, int64_t* /*lastFrameNumber*/) { 547 ATRACE_CALL(); 548 549 List<const CameraMetadata> requests; 550 requests.push_back(request); 551 return captureList(requests, /*lastFrameNumber*/NULL); 552} 553 554status_t Camera3Device::submitRequestsHelper( 555 const List<const CameraMetadata> &requests, bool repeating, 556 /*out*/ 557 int64_t *lastFrameNumber) { 558 ATRACE_CALL(); 559 Mutex::Autolock il(mInterfaceLock); 560 Mutex::Autolock l(mLock); 561 562 status_t res = checkStatusOkToCaptureLocked(); 563 if (res != OK) { 564 // error logged by previous call 565 return res; 566 } 567 568 RequestList requestList; 569 570 res = convertMetadataListToRequestListLocked(requests, /*out*/&requestList); 571 if (res != OK) { 572 // error logged by previous call 573 return res; 574 } 575 576 if (repeating) { 577 res = mRequestThread->setRepeatingRequests(requestList, lastFrameNumber); 578 } else { 579 res = mRequestThread->queueRequestList(requestList, lastFrameNumber); 580 } 581 582 if (res == OK) { 583 waitUntilStateThenRelock(/*active*/true, kActiveTimeout); 584 if (res != OK) { 585 SET_ERR_L("Can't transition to active in %f seconds!", 586 kActiveTimeout/1e9); 587 } 588 ALOGV("Camera %d: Capture request %" PRId32 " enqueued", mId, 589 (*(requestList.begin()))->mResultExtras.requestId); 590 } else { 591 CLOGE("Cannot queue request. Impossible."); 592 return BAD_VALUE; 593 } 594 595 return res; 596} 597 598status_t Camera3Device::captureList(const List<const CameraMetadata> &requests, 599 int64_t *lastFrameNumber) { 600 ATRACE_CALL(); 601 602 return submitRequestsHelper(requests, /*repeating*/false, lastFrameNumber); 603} 604 605status_t Camera3Device::setStreamingRequest(const CameraMetadata &request, 606 int64_t* /*lastFrameNumber*/) { 607 ATRACE_CALL(); 608 609 List<const CameraMetadata> requests; 610 requests.push_back(request); 611 return setStreamingRequestList(requests, /*lastFrameNumber*/NULL); 612} 613 614status_t Camera3Device::setStreamingRequestList(const List<const CameraMetadata> &requests, 615 int64_t *lastFrameNumber) { 616 ATRACE_CALL(); 617 618 return submitRequestsHelper(requests, /*repeating*/true, lastFrameNumber); 619} 620 621sp<Camera3Device::CaptureRequest> Camera3Device::setUpRequestLocked( 622 const CameraMetadata &request) { 623 status_t res; 624 625 if (mStatus == STATUS_UNCONFIGURED || mNeedConfig) { 626 res = configureStreamsLocked(); 627 // Stream configuration failed due to unsupported configuration. 628 // Device back to unconfigured state. Client might try other configuraitons 629 if (res == BAD_VALUE && mStatus == STATUS_UNCONFIGURED) { 630 CLOGE("No streams configured"); 631 return NULL; 632 } 633 // Stream configuration failed for other reason. Fatal. 634 if (res != OK) { 635 SET_ERR_L("Can't set up streams: %s (%d)", strerror(-res), res); 636 return NULL; 637 } 638 // Stream configuration successfully configure to empty stream configuration. 639 if (mStatus == STATUS_UNCONFIGURED) { 640 CLOGE("No streams configured"); 641 return NULL; 642 } 643 } 644 645 sp<CaptureRequest> newRequest = createCaptureRequest(request); 646 return newRequest; 647} 648 649status_t Camera3Device::clearStreamingRequest(int64_t *lastFrameNumber) { 650 ATRACE_CALL(); 651 Mutex::Autolock il(mInterfaceLock); 652 Mutex::Autolock l(mLock); 653 654 switch (mStatus) { 655 case STATUS_ERROR: 656 CLOGE("Device has encountered a serious error"); 657 return INVALID_OPERATION; 658 case STATUS_UNINITIALIZED: 659 CLOGE("Device not initialized"); 660 return INVALID_OPERATION; 661 case STATUS_UNCONFIGURED: 662 case STATUS_CONFIGURED: 663 case STATUS_ACTIVE: 664 // OK 665 break; 666 default: 667 SET_ERR_L("Unexpected status: %d", mStatus); 668 return INVALID_OPERATION; 669 } 670 ALOGV("Camera %d: Clearing repeating request", mId); 671 672 return mRequestThread->clearRepeatingRequests(lastFrameNumber); 673} 674 675status_t Camera3Device::waitUntilRequestReceived(int32_t requestId, nsecs_t timeout) { 676 ATRACE_CALL(); 677 Mutex::Autolock il(mInterfaceLock); 678 679 return mRequestThread->waitUntilRequestProcessed(requestId, timeout); 680} 681 682status_t Camera3Device::createInputStream( 683 uint32_t width, uint32_t height, int format, int *id) { 684 ATRACE_CALL(); 685 Mutex::Autolock il(mInterfaceLock); 686 Mutex::Autolock l(mLock); 687 ALOGV("Camera %d: Creating new input stream %d: %d x %d, format %d", 688 mId, mNextStreamId, width, height, format); 689 690 status_t res; 691 bool wasActive = false; 692 693 switch (mStatus) { 694 case STATUS_ERROR: 695 ALOGE("%s: Device has encountered a serious error", __FUNCTION__); 696 return INVALID_OPERATION; 697 case STATUS_UNINITIALIZED: 698 ALOGE("%s: Device not initialized", __FUNCTION__); 699 return INVALID_OPERATION; 700 case STATUS_UNCONFIGURED: 701 case STATUS_CONFIGURED: 702 // OK 703 break; 704 case STATUS_ACTIVE: 705 ALOGV("%s: Stopping activity to reconfigure streams", __FUNCTION__); 706 res = internalPauseAndWaitLocked(); 707 if (res != OK) { 708 SET_ERR_L("Can't pause captures to reconfigure streams!"); 709 return res; 710 } 711 wasActive = true; 712 break; 713 default: 714 SET_ERR_L("%s: Unexpected status: %d", mStatus); 715 return INVALID_OPERATION; 716 } 717 assert(mStatus != STATUS_ACTIVE); 718 719 if (mInputStream != 0) { 720 ALOGE("%s: Cannot create more than 1 input stream", __FUNCTION__); 721 return INVALID_OPERATION; 722 } 723 724 sp<Camera3InputStream> newStream = new Camera3InputStream(mNextStreamId, 725 width, height, format); 726 newStream->setStatusTracker(mStatusTracker); 727 728 mInputStream = newStream; 729 730 *id = mNextStreamId++; 731 732 // Continue captures if active at start 733 if (wasActive) { 734 ALOGV("%s: Restarting activity to reconfigure streams", __FUNCTION__); 735 res = configureStreamsLocked(); 736 if (res != OK) { 737 ALOGE("%s: Can't reconfigure device for new stream %d: %s (%d)", 738 __FUNCTION__, mNextStreamId, strerror(-res), res); 739 return res; 740 } 741 internalResumeLocked(); 742 } 743 744 ALOGV("Camera %d: Created input stream", mId); 745 return OK; 746} 747 748 749status_t Camera3Device::createZslStream( 750 uint32_t width, uint32_t height, 751 int depth, 752 /*out*/ 753 int *id, 754 sp<Camera3ZslStream>* zslStream) { 755 ATRACE_CALL(); 756 Mutex::Autolock il(mInterfaceLock); 757 Mutex::Autolock l(mLock); 758 ALOGV("Camera %d: Creating ZSL stream %d: %d x %d, depth %d", 759 mId, mNextStreamId, width, height, depth); 760 761 status_t res; 762 bool wasActive = false; 763 764 switch (mStatus) { 765 case STATUS_ERROR: 766 ALOGE("%s: Device has encountered a serious error", __FUNCTION__); 767 return INVALID_OPERATION; 768 case STATUS_UNINITIALIZED: 769 ALOGE("%s: Device not initialized", __FUNCTION__); 770 return INVALID_OPERATION; 771 case STATUS_UNCONFIGURED: 772 case STATUS_CONFIGURED: 773 // OK 774 break; 775 case STATUS_ACTIVE: 776 ALOGV("%s: Stopping activity to reconfigure streams", __FUNCTION__); 777 res = internalPauseAndWaitLocked(); 778 if (res != OK) { 779 SET_ERR_L("Can't pause captures to reconfigure streams!"); 780 return res; 781 } 782 wasActive = true; 783 break; 784 default: 785 SET_ERR_L("Unexpected status: %d", mStatus); 786 return INVALID_OPERATION; 787 } 788 assert(mStatus != STATUS_ACTIVE); 789 790 if (mInputStream != 0) { 791 ALOGE("%s: Cannot create more than 1 input stream", __FUNCTION__); 792 return INVALID_OPERATION; 793 } 794 795 sp<Camera3ZslStream> newStream = new Camera3ZslStream(mNextStreamId, 796 width, height, depth); 797 newStream->setStatusTracker(mStatusTracker); 798 799 res = mOutputStreams.add(mNextStreamId, newStream); 800 if (res < 0) { 801 ALOGE("%s: Can't add new stream to set: %s (%d)", 802 __FUNCTION__, strerror(-res), res); 803 return res; 804 } 805 mInputStream = newStream; 806 807 mNeedConfig = true; 808 809 *id = mNextStreamId++; 810 *zslStream = newStream; 811 812 // Continue captures if active at start 813 if (wasActive) { 814 ALOGV("%s: Restarting activity to reconfigure streams", __FUNCTION__); 815 res = configureStreamsLocked(); 816 if (res != OK) { 817 ALOGE("%s: Can't reconfigure device for new stream %d: %s (%d)", 818 __FUNCTION__, mNextStreamId, strerror(-res), res); 819 return res; 820 } 821 internalResumeLocked(); 822 } 823 824 ALOGV("Camera %d: Created ZSL stream", mId); 825 return OK; 826} 827 828status_t Camera3Device::createStream(sp<Surface> consumer, 829 uint32_t width, uint32_t height, int format, android_dataspace dataSpace, 830 camera3_stream_rotation_t rotation, int *id) { 831 ATRACE_CALL(); 832 Mutex::Autolock il(mInterfaceLock); 833 Mutex::Autolock l(mLock); 834 ALOGV("Camera %d: Creating new stream %d: %d x %d, format %d, dataspace %d rotation %d", 835 mId, mNextStreamId, width, height, format, dataSpace, rotation); 836 837 status_t res; 838 bool wasActive = false; 839 840 switch (mStatus) { 841 case STATUS_ERROR: 842 CLOGE("Device has encountered a serious error"); 843 return INVALID_OPERATION; 844 case STATUS_UNINITIALIZED: 845 CLOGE("Device not initialized"); 846 return INVALID_OPERATION; 847 case STATUS_UNCONFIGURED: 848 case STATUS_CONFIGURED: 849 // OK 850 break; 851 case STATUS_ACTIVE: 852 ALOGV("%s: Stopping activity to reconfigure streams", __FUNCTION__); 853 res = internalPauseAndWaitLocked(); 854 if (res != OK) { 855 SET_ERR_L("Can't pause captures to reconfigure streams!"); 856 return res; 857 } 858 wasActive = true; 859 break; 860 default: 861 SET_ERR_L("Unexpected status: %d", mStatus); 862 return INVALID_OPERATION; 863 } 864 assert(mStatus != STATUS_ACTIVE); 865 866 sp<Camera3OutputStream> newStream; 867 if (format == HAL_PIXEL_FORMAT_BLOB) { 868 ssize_t jpegBufferSize = getJpegBufferSize(width, height); 869 if (jpegBufferSize <= 0) { 870 SET_ERR_L("Invalid jpeg buffer size %zd", jpegBufferSize); 871 return BAD_VALUE; 872 } 873 874 newStream = new Camera3OutputStream(mNextStreamId, consumer, 875 width, height, jpegBufferSize, format, dataSpace, rotation); 876 } else { 877 newStream = new Camera3OutputStream(mNextStreamId, consumer, 878 width, height, format, dataSpace, rotation); 879 } 880 newStream->setStatusTracker(mStatusTracker); 881 882 res = mOutputStreams.add(mNextStreamId, newStream); 883 if (res < 0) { 884 SET_ERR_L("Can't add new stream to set: %s (%d)", strerror(-res), res); 885 return res; 886 } 887 888 *id = mNextStreamId++; 889 mNeedConfig = true; 890 891 // Continue captures if active at start 892 if (wasActive) { 893 ALOGV("%s: Restarting activity to reconfigure streams", __FUNCTION__); 894 res = configureStreamsLocked(); 895 if (res != OK) { 896 CLOGE("Can't reconfigure device for new stream %d: %s (%d)", 897 mNextStreamId, strerror(-res), res); 898 return res; 899 } 900 internalResumeLocked(); 901 } 902 ALOGV("Camera %d: Created new stream", mId); 903 return OK; 904} 905 906status_t Camera3Device::createReprocessStreamFromStream(int outputId, int *id) { 907 ATRACE_CALL(); 908 (void)outputId; (void)id; 909 910 CLOGE("Unimplemented"); 911 return INVALID_OPERATION; 912} 913 914 915status_t Camera3Device::getStreamInfo(int id, 916 uint32_t *width, uint32_t *height, 917 uint32_t *format, android_dataspace *dataSpace) { 918 ATRACE_CALL(); 919 Mutex::Autolock il(mInterfaceLock); 920 Mutex::Autolock l(mLock); 921 922 switch (mStatus) { 923 case STATUS_ERROR: 924 CLOGE("Device has encountered a serious error"); 925 return INVALID_OPERATION; 926 case STATUS_UNINITIALIZED: 927 CLOGE("Device not initialized!"); 928 return INVALID_OPERATION; 929 case STATUS_UNCONFIGURED: 930 case STATUS_CONFIGURED: 931 case STATUS_ACTIVE: 932 // OK 933 break; 934 default: 935 SET_ERR_L("Unexpected status: %d", mStatus); 936 return INVALID_OPERATION; 937 } 938 939 ssize_t idx = mOutputStreams.indexOfKey(id); 940 if (idx == NAME_NOT_FOUND) { 941 CLOGE("Stream %d is unknown", id); 942 return idx; 943 } 944 945 if (width) *width = mOutputStreams[idx]->getWidth(); 946 if (height) *height = mOutputStreams[idx]->getHeight(); 947 if (format) *format = mOutputStreams[idx]->getFormat(); 948 if (dataSpace) *dataSpace = mOutputStreams[idx]->getDataSpace(); 949 return OK; 950} 951 952status_t Camera3Device::setStreamTransform(int id, 953 int transform) { 954 ATRACE_CALL(); 955 Mutex::Autolock il(mInterfaceLock); 956 Mutex::Autolock l(mLock); 957 958 switch (mStatus) { 959 case STATUS_ERROR: 960 CLOGE("Device has encountered a serious error"); 961 return INVALID_OPERATION; 962 case STATUS_UNINITIALIZED: 963 CLOGE("Device not initialized"); 964 return INVALID_OPERATION; 965 case STATUS_UNCONFIGURED: 966 case STATUS_CONFIGURED: 967 case STATUS_ACTIVE: 968 // OK 969 break; 970 default: 971 SET_ERR_L("Unexpected status: %d", mStatus); 972 return INVALID_OPERATION; 973 } 974 975 ssize_t idx = mOutputStreams.indexOfKey(id); 976 if (idx == NAME_NOT_FOUND) { 977 CLOGE("Stream %d does not exist", 978 id); 979 return BAD_VALUE; 980 } 981 982 return mOutputStreams.editValueAt(idx)->setTransform(transform); 983} 984 985status_t Camera3Device::deleteStream(int id) { 986 ATRACE_CALL(); 987 Mutex::Autolock il(mInterfaceLock); 988 Mutex::Autolock l(mLock); 989 status_t res; 990 991 ALOGV("%s: Camera %d: Deleting stream %d", __FUNCTION__, mId, id); 992 993 // CameraDevice semantics require device to already be idle before 994 // deleteStream is called, unlike for createStream. 995 if (mStatus == STATUS_ACTIVE) { 996 ALOGV("%s: Camera %d: Device not idle", __FUNCTION__, mId); 997 return -EBUSY; 998 } 999 1000 sp<Camera3StreamInterface> deletedStream; 1001 ssize_t outputStreamIdx = mOutputStreams.indexOfKey(id); 1002 if (mInputStream != NULL && id == mInputStream->getId()) { 1003 deletedStream = mInputStream; 1004 mInputStream.clear(); 1005 } else { 1006 if (outputStreamIdx == NAME_NOT_FOUND) { 1007 CLOGE("Stream %d does not exist", id); 1008 return BAD_VALUE; 1009 } 1010 } 1011 1012 // Delete output stream or the output part of a bi-directional stream. 1013 if (outputStreamIdx != NAME_NOT_FOUND) { 1014 deletedStream = mOutputStreams.editValueAt(outputStreamIdx); 1015 mOutputStreams.removeItem(id); 1016 } 1017 1018 // Free up the stream endpoint so that it can be used by some other stream 1019 res = deletedStream->disconnect(); 1020 if (res != OK) { 1021 SET_ERR_L("Can't disconnect deleted stream %d", id); 1022 // fall through since we want to still list the stream as deleted. 1023 } 1024 mDeletedStreams.add(deletedStream); 1025 mNeedConfig = true; 1026 1027 return res; 1028} 1029 1030status_t Camera3Device::deleteReprocessStream(int id) { 1031 ATRACE_CALL(); 1032 (void)id; 1033 1034 CLOGE("Unimplemented"); 1035 return INVALID_OPERATION; 1036} 1037 1038status_t Camera3Device::configureStreams(bool isConstrainedHighSpeed) { 1039 ATRACE_CALL(); 1040 ALOGV("%s: E", __FUNCTION__); 1041 1042 Mutex::Autolock il(mInterfaceLock); 1043 Mutex::Autolock l(mLock); 1044 1045 if (mIsConstrainedHighSpeedConfiguration != isConstrainedHighSpeed) { 1046 mNeedConfig = true; 1047 mIsConstrainedHighSpeedConfiguration = isConstrainedHighSpeed; 1048 } 1049 1050 return configureStreamsLocked(); 1051} 1052 1053status_t Camera3Device::getInputBufferProducer( 1054 sp<IGraphicBufferProducer> *producer) { 1055 Mutex::Autolock il(mInterfaceLock); 1056 Mutex::Autolock l(mLock); 1057 1058 if (producer == NULL) { 1059 return BAD_VALUE; 1060 } else if (mInputStream == NULL) { 1061 return INVALID_OPERATION; 1062 } 1063 1064 return mInputStream->getInputBufferProducer(producer); 1065} 1066 1067status_t Camera3Device::createDefaultRequest(int templateId, 1068 CameraMetadata *request) { 1069 ATRACE_CALL(); 1070 ALOGV("%s: for template %d", __FUNCTION__, templateId); 1071 Mutex::Autolock il(mInterfaceLock); 1072 Mutex::Autolock l(mLock); 1073 1074 switch (mStatus) { 1075 case STATUS_ERROR: 1076 CLOGE("Device has encountered a serious error"); 1077 return INVALID_OPERATION; 1078 case STATUS_UNINITIALIZED: 1079 CLOGE("Device is not initialized!"); 1080 return INVALID_OPERATION; 1081 case STATUS_UNCONFIGURED: 1082 case STATUS_CONFIGURED: 1083 case STATUS_ACTIVE: 1084 // OK 1085 break; 1086 default: 1087 SET_ERR_L("Unexpected status: %d", mStatus); 1088 return INVALID_OPERATION; 1089 } 1090 1091 if (!mRequestTemplateCache[templateId].isEmpty()) { 1092 *request = mRequestTemplateCache[templateId]; 1093 return OK; 1094 } 1095 1096 const camera_metadata_t *rawRequest; 1097 ATRACE_BEGIN("camera3->construct_default_request_settings"); 1098 rawRequest = mHal3Device->ops->construct_default_request_settings( 1099 mHal3Device, templateId); 1100 ATRACE_END(); 1101 if (rawRequest == NULL) { 1102 ALOGI("%s: template %d is not supported on this camera device", 1103 __FUNCTION__, templateId); 1104 return BAD_VALUE; 1105 } 1106 *request = rawRequest; 1107 mRequestTemplateCache[templateId] = rawRequest; 1108 1109 return OK; 1110} 1111 1112status_t Camera3Device::waitUntilDrained() { 1113 ATRACE_CALL(); 1114 Mutex::Autolock il(mInterfaceLock); 1115 Mutex::Autolock l(mLock); 1116 1117 return waitUntilDrainedLocked(); 1118} 1119 1120status_t Camera3Device::waitUntilDrainedLocked() { 1121 switch (mStatus) { 1122 case STATUS_UNINITIALIZED: 1123 case STATUS_UNCONFIGURED: 1124 ALOGV("%s: Already idle", __FUNCTION__); 1125 return OK; 1126 case STATUS_CONFIGURED: 1127 // To avoid race conditions, check with tracker to be sure 1128 case STATUS_ERROR: 1129 case STATUS_ACTIVE: 1130 // Need to verify shut down 1131 break; 1132 default: 1133 SET_ERR_L("Unexpected status: %d",mStatus); 1134 return INVALID_OPERATION; 1135 } 1136 1137 ALOGV("%s: Camera %d: Waiting until idle", __FUNCTION__, mId); 1138 status_t res = waitUntilStateThenRelock(/*active*/ false, kShutdownTimeout); 1139 if (res != OK) { 1140 SET_ERR_L("Error waiting for HAL to drain: %s (%d)", strerror(-res), 1141 res); 1142 } 1143 return res; 1144} 1145 1146// Pause to reconfigure 1147status_t Camera3Device::internalPauseAndWaitLocked() { 1148 mRequestThread->setPaused(true); 1149 mPauseStateNotify = true; 1150 1151 ALOGV("%s: Camera %d: Internal wait until idle", __FUNCTION__, mId); 1152 status_t res = waitUntilStateThenRelock(/*active*/ false, kShutdownTimeout); 1153 if (res != OK) { 1154 SET_ERR_L("Can't idle device in %f seconds!", 1155 kShutdownTimeout/1e9); 1156 } 1157 1158 return res; 1159} 1160 1161// Resume after internalPauseAndWaitLocked 1162status_t Camera3Device::internalResumeLocked() { 1163 status_t res; 1164 1165 mRequestThread->setPaused(false); 1166 1167 res = waitUntilStateThenRelock(/*active*/ true, kActiveTimeout); 1168 if (res != OK) { 1169 SET_ERR_L("Can't transition to active in %f seconds!", 1170 kActiveTimeout/1e9); 1171 } 1172 mPauseStateNotify = false; 1173 return OK; 1174} 1175 1176status_t Camera3Device::waitUntilStateThenRelock(bool active, 1177 nsecs_t timeout) { 1178 status_t res = OK; 1179 if (active == (mStatus == STATUS_ACTIVE)) { 1180 // Desired state already reached 1181 return res; 1182 } 1183 1184 bool stateSeen = false; 1185 do { 1186 mRecentStatusUpdates.clear(); 1187 1188 res = mStatusChanged.waitRelative(mLock, timeout); 1189 if (res != OK) break; 1190 1191 // Check state change history during wait 1192 for (size_t i = 0; i < mRecentStatusUpdates.size(); i++) { 1193 if (active == (mRecentStatusUpdates[i] == STATUS_ACTIVE) ) { 1194 stateSeen = true; 1195 break; 1196 } 1197 } 1198 } while (!stateSeen); 1199 1200 return res; 1201} 1202 1203 1204status_t Camera3Device::setNotifyCallback(NotificationListener *listener) { 1205 ATRACE_CALL(); 1206 Mutex::Autolock l(mOutputLock); 1207 1208 if (listener != NULL && mListener != NULL) { 1209 ALOGW("%s: Replacing old callback listener", __FUNCTION__); 1210 } 1211 mListener = listener; 1212 mRequestThread->setNotificationListener(listener); 1213 mPreparerThread->setNotificationListener(listener); 1214 1215 return OK; 1216} 1217 1218bool Camera3Device::willNotify3A() { 1219 return false; 1220} 1221 1222status_t Camera3Device::waitForNextFrame(nsecs_t timeout) { 1223 status_t res; 1224 Mutex::Autolock l(mOutputLock); 1225 1226 while (mResultQueue.empty()) { 1227 res = mResultSignal.waitRelative(mOutputLock, timeout); 1228 if (res == TIMED_OUT) { 1229 return res; 1230 } else if (res != OK) { 1231 ALOGW("%s: Camera %d: No frame in %" PRId64 " ns: %s (%d)", 1232 __FUNCTION__, mId, timeout, strerror(-res), res); 1233 return res; 1234 } 1235 } 1236 return OK; 1237} 1238 1239status_t Camera3Device::getNextResult(CaptureResult *frame) { 1240 ATRACE_CALL(); 1241 Mutex::Autolock l(mOutputLock); 1242 1243 if (mResultQueue.empty()) { 1244 return NOT_ENOUGH_DATA; 1245 } 1246 1247 if (frame == NULL) { 1248 ALOGE("%s: argument cannot be NULL", __FUNCTION__); 1249 return BAD_VALUE; 1250 } 1251 1252 CaptureResult &result = *(mResultQueue.begin()); 1253 frame->mResultExtras = result.mResultExtras; 1254 frame->mMetadata.acquire(result.mMetadata); 1255 mResultQueue.erase(mResultQueue.begin()); 1256 1257 return OK; 1258} 1259 1260status_t Camera3Device::triggerAutofocus(uint32_t id) { 1261 ATRACE_CALL(); 1262 Mutex::Autolock il(mInterfaceLock); 1263 1264 ALOGV("%s: Triggering autofocus, id %d", __FUNCTION__, id); 1265 // Mix-in this trigger into the next request and only the next request. 1266 RequestTrigger trigger[] = { 1267 { 1268 ANDROID_CONTROL_AF_TRIGGER, 1269 ANDROID_CONTROL_AF_TRIGGER_START 1270 }, 1271 { 1272 ANDROID_CONTROL_AF_TRIGGER_ID, 1273 static_cast<int32_t>(id) 1274 } 1275 }; 1276 1277 return mRequestThread->queueTrigger(trigger, 1278 sizeof(trigger)/sizeof(trigger[0])); 1279} 1280 1281status_t Camera3Device::triggerCancelAutofocus(uint32_t id) { 1282 ATRACE_CALL(); 1283 Mutex::Autolock il(mInterfaceLock); 1284 1285 ALOGV("%s: Triggering cancel autofocus, id %d", __FUNCTION__, id); 1286 // Mix-in this trigger into the next request and only the next request. 1287 RequestTrigger trigger[] = { 1288 { 1289 ANDROID_CONTROL_AF_TRIGGER, 1290 ANDROID_CONTROL_AF_TRIGGER_CANCEL 1291 }, 1292 { 1293 ANDROID_CONTROL_AF_TRIGGER_ID, 1294 static_cast<int32_t>(id) 1295 } 1296 }; 1297 1298 return mRequestThread->queueTrigger(trigger, 1299 sizeof(trigger)/sizeof(trigger[0])); 1300} 1301 1302status_t Camera3Device::triggerPrecaptureMetering(uint32_t id) { 1303 ATRACE_CALL(); 1304 Mutex::Autolock il(mInterfaceLock); 1305 1306 ALOGV("%s: Triggering precapture metering, id %d", __FUNCTION__, id); 1307 // Mix-in this trigger into the next request and only the next request. 1308 RequestTrigger trigger[] = { 1309 { 1310 ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER, 1311 ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER_START 1312 }, 1313 { 1314 ANDROID_CONTROL_AE_PRECAPTURE_ID, 1315 static_cast<int32_t>(id) 1316 } 1317 }; 1318 1319 return mRequestThread->queueTrigger(trigger, 1320 sizeof(trigger)/sizeof(trigger[0])); 1321} 1322 1323status_t Camera3Device::pushReprocessBuffer(int reprocessStreamId, 1324 buffer_handle_t *buffer, wp<BufferReleasedListener> listener) { 1325 ATRACE_CALL(); 1326 (void)reprocessStreamId; (void)buffer; (void)listener; 1327 1328 CLOGE("Unimplemented"); 1329 return INVALID_OPERATION; 1330} 1331 1332status_t Camera3Device::flush(int64_t *frameNumber) { 1333 ATRACE_CALL(); 1334 ALOGV("%s: Camera %d: Flushing all requests", __FUNCTION__, mId); 1335 Mutex::Autolock il(mInterfaceLock); 1336 1337 NotificationListener* listener; 1338 { 1339 Mutex::Autolock l(mOutputLock); 1340 listener = mListener; 1341 } 1342 1343 { 1344 Mutex::Autolock l(mLock); 1345 mRequestThread->clear(listener, /*out*/frameNumber); 1346 } 1347 1348 status_t res; 1349 if (mHal3Device->common.version >= CAMERA_DEVICE_API_VERSION_3_1) { 1350 res = mHal3Device->ops->flush(mHal3Device); 1351 } else { 1352 Mutex::Autolock l(mLock); 1353 res = waitUntilDrainedLocked(); 1354 } 1355 1356 return res; 1357} 1358 1359status_t Camera3Device::prepare(int streamId) { 1360 ATRACE_CALL(); 1361 ALOGV("%s: Camera %d: Preparing stream %d", __FUNCTION__, mId, streamId); 1362 Mutex::Autolock il(mInterfaceLock); 1363 Mutex::Autolock l(mLock); 1364 1365 sp<Camera3StreamInterface> stream; 1366 ssize_t outputStreamIdx = mOutputStreams.indexOfKey(streamId); 1367 if (outputStreamIdx == NAME_NOT_FOUND) { 1368 CLOGE("Stream %d does not exist", streamId); 1369 return BAD_VALUE; 1370 } 1371 1372 stream = mOutputStreams.editValueAt(outputStreamIdx); 1373 1374 if (stream->isUnpreparable() || stream->hasOutstandingBuffers() ) { 1375 CLOGE("Stream %d has already been a request target", streamId); 1376 return BAD_VALUE; 1377 } 1378 1379 if (mRequestThread->isStreamPending(stream)) { 1380 CLOGE("Stream %d is already a target in a pending request", streamId); 1381 return BAD_VALUE; 1382 } 1383 1384 return mPreparerThread->prepare(stream); 1385} 1386 1387status_t Camera3Device::tearDown(int streamId) { 1388 ATRACE_CALL(); 1389 ALOGV("%s: Camera %d: Tearing down stream %d", __FUNCTION__, mId, streamId); 1390 Mutex::Autolock il(mInterfaceLock); 1391 Mutex::Autolock l(mLock); 1392 1393 // Teardown can only be accomplished on devices that don't require register_stream_buffers, 1394 // since we cannot call register_stream_buffers except right after configure_streams. 1395 if (mHal3Device->common.version < CAMERA_DEVICE_API_VERSION_3_2) { 1396 ALOGE("%s: Unable to tear down streams on device HAL v%x", 1397 __FUNCTION__, mHal3Device->common.version); 1398 return NO_INIT; 1399 } 1400 1401 sp<Camera3StreamInterface> stream; 1402 ssize_t outputStreamIdx = mOutputStreams.indexOfKey(streamId); 1403 if (outputStreamIdx == NAME_NOT_FOUND) { 1404 CLOGE("Stream %d does not exist", streamId); 1405 return BAD_VALUE; 1406 } 1407 1408 stream = mOutputStreams.editValueAt(outputStreamIdx); 1409 1410 if (stream->hasOutstandingBuffers() || mRequestThread->isStreamPending(stream)) { 1411 CLOGE("Stream %d is a target of a in-progress request", streamId); 1412 return BAD_VALUE; 1413 } 1414 1415 return stream->tearDown(); 1416} 1417 1418uint32_t Camera3Device::getDeviceVersion() { 1419 ATRACE_CALL(); 1420 Mutex::Autolock il(mInterfaceLock); 1421 return mDeviceVersion; 1422} 1423 1424/** 1425 * Methods called by subclasses 1426 */ 1427 1428void Camera3Device::notifyStatus(bool idle) { 1429 { 1430 // Need mLock to safely update state and synchronize to current 1431 // state of methods in flight. 1432 Mutex::Autolock l(mLock); 1433 // We can get various system-idle notices from the status tracker 1434 // while starting up. Only care about them if we've actually sent 1435 // in some requests recently. 1436 if (mStatus != STATUS_ACTIVE && mStatus != STATUS_CONFIGURED) { 1437 return; 1438 } 1439 ALOGV("%s: Camera %d: Now %s", __FUNCTION__, mId, 1440 idle ? "idle" : "active"); 1441 mStatus = idle ? STATUS_CONFIGURED : STATUS_ACTIVE; 1442 mRecentStatusUpdates.add(mStatus); 1443 mStatusChanged.signal(); 1444 1445 // Skip notifying listener if we're doing some user-transparent 1446 // state changes 1447 if (mPauseStateNotify) return; 1448 } 1449 NotificationListener *listener; 1450 { 1451 Mutex::Autolock l(mOutputLock); 1452 listener = mListener; 1453 } 1454 if (idle && listener != NULL) { 1455 listener->notifyIdle(); 1456 } 1457} 1458 1459/** 1460 * Camera3Device private methods 1461 */ 1462 1463sp<Camera3Device::CaptureRequest> Camera3Device::createCaptureRequest( 1464 const CameraMetadata &request) { 1465 ATRACE_CALL(); 1466 status_t res; 1467 1468 sp<CaptureRequest> newRequest = new CaptureRequest; 1469 newRequest->mSettings = request; 1470 1471 camera_metadata_entry_t inputStreams = 1472 newRequest->mSettings.find(ANDROID_REQUEST_INPUT_STREAMS); 1473 if (inputStreams.count > 0) { 1474 if (mInputStream == NULL || 1475 mInputStream->getId() != inputStreams.data.i32[0]) { 1476 CLOGE("Request references unknown input stream %d", 1477 inputStreams.data.u8[0]); 1478 return NULL; 1479 } 1480 // Lazy completion of stream configuration (allocation/registration) 1481 // on first use 1482 if (mInputStream->isConfiguring()) { 1483 res = mInputStream->finishConfiguration(mHal3Device); 1484 if (res != OK) { 1485 SET_ERR_L("Unable to finish configuring input stream %d:" 1486 " %s (%d)", 1487 mInputStream->getId(), strerror(-res), res); 1488 return NULL; 1489 } 1490 } 1491 // Check if stream is being prepared 1492 if (mInputStream->isPreparing()) { 1493 CLOGE("Request references an input stream that's being prepared!"); 1494 return NULL; 1495 } 1496 1497 newRequest->mInputStream = mInputStream; 1498 newRequest->mSettings.erase(ANDROID_REQUEST_INPUT_STREAMS); 1499 } 1500 1501 camera_metadata_entry_t streams = 1502 newRequest->mSettings.find(ANDROID_REQUEST_OUTPUT_STREAMS); 1503 if (streams.count == 0) { 1504 CLOGE("Zero output streams specified!"); 1505 return NULL; 1506 } 1507 1508 for (size_t i = 0; i < streams.count; i++) { 1509 int idx = mOutputStreams.indexOfKey(streams.data.i32[i]); 1510 if (idx == NAME_NOT_FOUND) { 1511 CLOGE("Request references unknown stream %d", 1512 streams.data.u8[i]); 1513 return NULL; 1514 } 1515 sp<Camera3OutputStreamInterface> stream = 1516 mOutputStreams.editValueAt(idx); 1517 1518 // Lazy completion of stream configuration (allocation/registration) 1519 // on first use 1520 if (stream->isConfiguring()) { 1521 res = stream->finishConfiguration(mHal3Device); 1522 if (res != OK) { 1523 SET_ERR_L("Unable to finish configuring stream %d: %s (%d)", 1524 stream->getId(), strerror(-res), res); 1525 return NULL; 1526 } 1527 } 1528 // Check if stream is being prepared 1529 if (stream->isPreparing()) { 1530 CLOGE("Request references an output stream that's being prepared!"); 1531 return NULL; 1532 } 1533 1534 newRequest->mOutputStreams.push(stream); 1535 } 1536 newRequest->mSettings.erase(ANDROID_REQUEST_OUTPUT_STREAMS); 1537 1538 return newRequest; 1539} 1540 1541bool Camera3Device::isOpaqueInputSizeSupported(uint32_t width, uint32_t height) { 1542 for (uint32_t i = 0; i < mSupportedOpaqueInputSizes.size(); i++) { 1543 Size size = mSupportedOpaqueInputSizes[i]; 1544 if (size.width == width && size.height == height) { 1545 return true; 1546 } 1547 } 1548 1549 return false; 1550} 1551 1552status_t Camera3Device::configureStreamsLocked() { 1553 ATRACE_CALL(); 1554 status_t res; 1555 1556 if (mStatus != STATUS_UNCONFIGURED && mStatus != STATUS_CONFIGURED) { 1557 CLOGE("Not idle"); 1558 return INVALID_OPERATION; 1559 } 1560 1561 if (!mNeedConfig) { 1562 ALOGV("%s: Skipping config, no stream changes", __FUNCTION__); 1563 return OK; 1564 } 1565 1566 // Workaround for device HALv3.2 or older spec bug - zero streams requires 1567 // adding a dummy stream instead. 1568 // TODO: Bug: 17321404 for fixing the HAL spec and removing this workaround. 1569 if (mOutputStreams.size() == 0) { 1570 addDummyStreamLocked(); 1571 } else { 1572 tryRemoveDummyStreamLocked(); 1573 } 1574 1575 // Start configuring the streams 1576 ALOGV("%s: Camera %d: Starting stream configuration", __FUNCTION__, mId); 1577 1578 camera3_stream_configuration config; 1579 config.operation_mode = mIsConstrainedHighSpeedConfiguration ? 1580 CAMERA3_STREAM_CONFIGURATION_CONSTRAINED_HIGH_SPEED_MODE : 1581 CAMERA3_STREAM_CONFIGURATION_NORMAL_MODE; 1582 config.num_streams = (mInputStream != NULL) + mOutputStreams.size(); 1583 1584 Vector<camera3_stream_t*> streams; 1585 streams.setCapacity(config.num_streams); 1586 1587 if (mInputStream != NULL) { 1588 camera3_stream_t *inputStream; 1589 inputStream = mInputStream->startConfiguration(); 1590 if (inputStream == NULL) { 1591 SET_ERR_L("Can't start input stream configuration"); 1592 return INVALID_OPERATION; 1593 } 1594 streams.add(inputStream); 1595 } 1596 1597 for (size_t i = 0; i < mOutputStreams.size(); i++) { 1598 1599 // Don't configure bidi streams twice, nor add them twice to the list 1600 if (mOutputStreams[i].get() == 1601 static_cast<Camera3StreamInterface*>(mInputStream.get())) { 1602 1603 config.num_streams--; 1604 continue; 1605 } 1606 1607 camera3_stream_t *outputStream; 1608 outputStream = mOutputStreams.editValueAt(i)->startConfiguration(); 1609 if (outputStream == NULL) { 1610 SET_ERR_L("Can't start output stream configuration"); 1611 return INVALID_OPERATION; 1612 } 1613 streams.add(outputStream); 1614 } 1615 1616 config.streams = streams.editArray(); 1617 1618 // Do the HAL configuration; will potentially touch stream 1619 // max_buffers, usage, priv fields. 1620 ATRACE_BEGIN("camera3->configure_streams"); 1621 res = mHal3Device->ops->configure_streams(mHal3Device, &config); 1622 ATRACE_END(); 1623 1624 if (res == BAD_VALUE) { 1625 // HAL rejected this set of streams as unsupported, clean up config 1626 // attempt and return to unconfigured state 1627 if (mInputStream != NULL && mInputStream->isConfiguring()) { 1628 res = mInputStream->cancelConfiguration(); 1629 if (res != OK) { 1630 SET_ERR_L("Can't cancel configuring input stream %d: %s (%d)", 1631 mInputStream->getId(), strerror(-res), res); 1632 return res; 1633 } 1634 } 1635 1636 for (size_t i = 0; i < mOutputStreams.size(); i++) { 1637 sp<Camera3OutputStreamInterface> outputStream = 1638 mOutputStreams.editValueAt(i); 1639 if (outputStream->isConfiguring()) { 1640 res = outputStream->cancelConfiguration(); 1641 if (res != OK) { 1642 SET_ERR_L( 1643 "Can't cancel configuring output stream %d: %s (%d)", 1644 outputStream->getId(), strerror(-res), res); 1645 return res; 1646 } 1647 } 1648 } 1649 1650 // Return state to that at start of call, so that future configures 1651 // properly clean things up 1652 mStatus = STATUS_UNCONFIGURED; 1653 mNeedConfig = true; 1654 1655 ALOGV("%s: Camera %d: Stream configuration failed", __FUNCTION__, mId); 1656 return BAD_VALUE; 1657 } else if (res != OK) { 1658 // Some other kind of error from configure_streams - this is not 1659 // expected 1660 SET_ERR_L("Unable to configure streams with HAL: %s (%d)", 1661 strerror(-res), res); 1662 return res; 1663 } 1664 1665 // Finish all stream configuration immediately. 1666 // TODO: Try to relax this later back to lazy completion, which should be 1667 // faster 1668 1669 if (mInputStream != NULL && mInputStream->isConfiguring()) { 1670 res = mInputStream->finishConfiguration(mHal3Device); 1671 if (res != OK) { 1672 SET_ERR_L("Can't finish configuring input stream %d: %s (%d)", 1673 mInputStream->getId(), strerror(-res), res); 1674 return res; 1675 } 1676 } 1677 1678 for (size_t i = 0; i < mOutputStreams.size(); i++) { 1679 sp<Camera3OutputStreamInterface> outputStream = 1680 mOutputStreams.editValueAt(i); 1681 if (outputStream->isConfiguring()) { 1682 res = outputStream->finishConfiguration(mHal3Device); 1683 if (res != OK) { 1684 SET_ERR_L("Can't finish configuring output stream %d: %s (%d)", 1685 outputStream->getId(), strerror(-res), res); 1686 return res; 1687 } 1688 } 1689 } 1690 1691 // Request thread needs to know to avoid using repeat-last-settings protocol 1692 // across configure_streams() calls 1693 mRequestThread->configurationComplete(); 1694 1695 // Update device state 1696 1697 mNeedConfig = false; 1698 1699 if (mDummyStreamId == NO_STREAM) { 1700 mStatus = STATUS_CONFIGURED; 1701 } else { 1702 mStatus = STATUS_UNCONFIGURED; 1703 } 1704 1705 ALOGV("%s: Camera %d: Stream configuration complete", __FUNCTION__, mId); 1706 1707 // tear down the deleted streams after configure streams. 1708 mDeletedStreams.clear(); 1709 1710 return OK; 1711} 1712 1713status_t Camera3Device::addDummyStreamLocked() { 1714 ATRACE_CALL(); 1715 status_t res; 1716 1717 if (mDummyStreamId != NO_STREAM) { 1718 // Should never be adding a second dummy stream when one is already 1719 // active 1720 SET_ERR_L("%s: Camera %d: A dummy stream already exists!", 1721 __FUNCTION__, mId); 1722 return INVALID_OPERATION; 1723 } 1724 1725 ALOGV("%s: Camera %d: Adding a dummy stream", __FUNCTION__, mId); 1726 1727 sp<Camera3OutputStreamInterface> dummyStream = 1728 new Camera3DummyStream(mNextStreamId); 1729 1730 res = mOutputStreams.add(mNextStreamId, dummyStream); 1731 if (res < 0) { 1732 SET_ERR_L("Can't add dummy stream to set: %s (%d)", strerror(-res), res); 1733 return res; 1734 } 1735 1736 mDummyStreamId = mNextStreamId; 1737 mNextStreamId++; 1738 1739 return OK; 1740} 1741 1742status_t Camera3Device::tryRemoveDummyStreamLocked() { 1743 ATRACE_CALL(); 1744 status_t res; 1745 1746 if (mDummyStreamId == NO_STREAM) return OK; 1747 if (mOutputStreams.size() == 1) return OK; 1748 1749 ALOGV("%s: Camera %d: Removing the dummy stream", __FUNCTION__, mId); 1750 1751 // Ok, have a dummy stream and there's at least one other output stream, 1752 // so remove the dummy 1753 1754 sp<Camera3StreamInterface> deletedStream; 1755 ssize_t outputStreamIdx = mOutputStreams.indexOfKey(mDummyStreamId); 1756 if (outputStreamIdx == NAME_NOT_FOUND) { 1757 SET_ERR_L("Dummy stream %d does not appear to exist", mDummyStreamId); 1758 return INVALID_OPERATION; 1759 } 1760 1761 deletedStream = mOutputStreams.editValueAt(outputStreamIdx); 1762 mOutputStreams.removeItemsAt(outputStreamIdx); 1763 1764 // Free up the stream endpoint so that it can be used by some other stream 1765 res = deletedStream->disconnect(); 1766 if (res != OK) { 1767 SET_ERR_L("Can't disconnect deleted dummy stream %d", mDummyStreamId); 1768 // fall through since we want to still list the stream as deleted. 1769 } 1770 mDeletedStreams.add(deletedStream); 1771 mDummyStreamId = NO_STREAM; 1772 1773 return res; 1774} 1775 1776void Camera3Device::setErrorState(const char *fmt, ...) { 1777 Mutex::Autolock l(mLock); 1778 va_list args; 1779 va_start(args, fmt); 1780 1781 setErrorStateLockedV(fmt, args); 1782 1783 va_end(args); 1784} 1785 1786void Camera3Device::setErrorStateV(const char *fmt, va_list args) { 1787 Mutex::Autolock l(mLock); 1788 setErrorStateLockedV(fmt, args); 1789} 1790 1791void Camera3Device::setErrorStateLocked(const char *fmt, ...) { 1792 va_list args; 1793 va_start(args, fmt); 1794 1795 setErrorStateLockedV(fmt, args); 1796 1797 va_end(args); 1798} 1799 1800void Camera3Device::setErrorStateLockedV(const char *fmt, va_list args) { 1801 // Print out all error messages to log 1802 String8 errorCause = String8::formatV(fmt, args); 1803 ALOGE("Camera %d: %s", mId, errorCause.string()); 1804 1805 // But only do error state transition steps for the first error 1806 if (mStatus == STATUS_ERROR || mStatus == STATUS_UNINITIALIZED) return; 1807 1808 mErrorCause = errorCause; 1809 1810 mRequestThread->setPaused(true); 1811 mStatus = STATUS_ERROR; 1812 1813 // Notify upstream about a device error 1814 if (mListener != NULL) { 1815 mListener->notifyError(ICameraDeviceCallbacks::ERROR_CAMERA_DEVICE, 1816 CaptureResultExtras()); 1817 } 1818 1819 // Save stack trace. View by dumping it later. 1820 CameraTraces::saveTrace(); 1821 // TODO: consider adding errorCause and client pid/procname 1822} 1823 1824/** 1825 * In-flight request management 1826 */ 1827 1828status_t Camera3Device::registerInFlight(uint32_t frameNumber, 1829 int32_t numBuffers, CaptureResultExtras resultExtras, bool hasInput, 1830 const AeTriggerCancelOverride_t &aeTriggerCancelOverride) { 1831 ATRACE_CALL(); 1832 Mutex::Autolock l(mInFlightLock); 1833 1834 ssize_t res; 1835 res = mInFlightMap.add(frameNumber, InFlightRequest(numBuffers, resultExtras, hasInput, 1836 aeTriggerCancelOverride)); 1837 if (res < 0) return res; 1838 1839 return OK; 1840} 1841 1842/** 1843 * Check if all 3A fields are ready, and send off a partial 3A-only result 1844 * to the output frame queue 1845 */ 1846bool Camera3Device::processPartial3AResult( 1847 uint32_t frameNumber, 1848 const CameraMetadata& partial, const CaptureResultExtras& resultExtras) { 1849 1850 // Check if all 3A states are present 1851 // The full list of fields is 1852 // android.control.afMode 1853 // android.control.awbMode 1854 // android.control.aeState 1855 // android.control.awbState 1856 // android.control.afState 1857 // android.control.afTriggerID 1858 // android.control.aePrecaptureID 1859 // TODO: Add android.control.aeMode 1860 1861 bool gotAllStates = true; 1862 1863 uint8_t afMode; 1864 uint8_t awbMode; 1865 uint8_t aeState; 1866 uint8_t afState; 1867 uint8_t awbState; 1868 1869 gotAllStates &= get3AResult(partial, ANDROID_CONTROL_AF_MODE, 1870 &afMode, frameNumber); 1871 1872 gotAllStates &= get3AResult(partial, ANDROID_CONTROL_AWB_MODE, 1873 &awbMode, frameNumber); 1874 1875 gotAllStates &= get3AResult(partial, ANDROID_CONTROL_AE_STATE, 1876 &aeState, frameNumber); 1877 1878 gotAllStates &= get3AResult(partial, ANDROID_CONTROL_AF_STATE, 1879 &afState, frameNumber); 1880 1881 gotAllStates &= get3AResult(partial, ANDROID_CONTROL_AWB_STATE, 1882 &awbState, frameNumber); 1883 1884 if (!gotAllStates) return false; 1885 1886 ALOGVV("%s: Camera %d: Frame %d, Request ID %d: AF mode %d, AWB mode %d, " 1887 "AF state %d, AE state %d, AWB state %d, " 1888 "AF trigger %d, AE precapture trigger %d", 1889 __FUNCTION__, mId, frameNumber, resultExtras.requestId, 1890 afMode, awbMode, 1891 afState, aeState, awbState, 1892 resultExtras.afTriggerId, resultExtras.precaptureTriggerId); 1893 1894 // Got all states, so construct a minimal result to send 1895 // In addition to the above fields, this means adding in 1896 // android.request.frameCount 1897 // android.request.requestId 1898 // android.quirks.partialResult (for HAL version below HAL3.2) 1899 1900 const size_t kMinimal3AResultEntries = 10; 1901 1902 Mutex::Autolock l(mOutputLock); 1903 1904 CaptureResult captureResult; 1905 captureResult.mResultExtras = resultExtras; 1906 captureResult.mMetadata = CameraMetadata(kMinimal3AResultEntries, /*dataCapacity*/ 0); 1907 // TODO: change this to sp<CaptureResult>. This will need other changes, including, 1908 // but not limited to CameraDeviceBase::getNextResult 1909 CaptureResult& min3AResult = 1910 *mResultQueue.insert(mResultQueue.end(), captureResult); 1911 1912 if (!insert3AResult(min3AResult.mMetadata, ANDROID_REQUEST_FRAME_COUNT, 1913 // TODO: This is problematic casting. Need to fix CameraMetadata. 1914 reinterpret_cast<int32_t*>(&frameNumber), frameNumber)) { 1915 return false; 1916 } 1917 1918 int32_t requestId = resultExtras.requestId; 1919 if (!insert3AResult(min3AResult.mMetadata, ANDROID_REQUEST_ID, 1920 &requestId, frameNumber)) { 1921 return false; 1922 } 1923 1924 if (mDeviceVersion < CAMERA_DEVICE_API_VERSION_3_2) { 1925 static const uint8_t partialResult = ANDROID_QUIRKS_PARTIAL_RESULT_PARTIAL; 1926 if (!insert3AResult(min3AResult.mMetadata, ANDROID_QUIRKS_PARTIAL_RESULT, 1927 &partialResult, frameNumber)) { 1928 return false; 1929 } 1930 } 1931 1932 if (!insert3AResult(min3AResult.mMetadata, ANDROID_CONTROL_AF_MODE, 1933 &afMode, frameNumber)) { 1934 return false; 1935 } 1936 1937 if (!insert3AResult(min3AResult.mMetadata, ANDROID_CONTROL_AWB_MODE, 1938 &awbMode, frameNumber)) { 1939 return false; 1940 } 1941 1942 if (!insert3AResult(min3AResult.mMetadata, ANDROID_CONTROL_AE_STATE, 1943 &aeState, frameNumber)) { 1944 return false; 1945 } 1946 1947 if (!insert3AResult(min3AResult.mMetadata, ANDROID_CONTROL_AF_STATE, 1948 &afState, frameNumber)) { 1949 return false; 1950 } 1951 1952 if (!insert3AResult(min3AResult.mMetadata, ANDROID_CONTROL_AWB_STATE, 1953 &awbState, frameNumber)) { 1954 return false; 1955 } 1956 1957 if (!insert3AResult(min3AResult.mMetadata, ANDROID_CONTROL_AF_TRIGGER_ID, 1958 &resultExtras.afTriggerId, frameNumber)) { 1959 return false; 1960 } 1961 1962 if (!insert3AResult(min3AResult.mMetadata, ANDROID_CONTROL_AE_PRECAPTURE_ID, 1963 &resultExtras.precaptureTriggerId, frameNumber)) { 1964 return false; 1965 } 1966 1967 // We only send the aggregated partial when all 3A related metadata are available 1968 // For both API1 and API2. 1969 // TODO: we probably should pass through all partials to API2 unconditionally. 1970 mResultSignal.signal(); 1971 1972 return true; 1973} 1974 1975template<typename T> 1976bool Camera3Device::get3AResult(const CameraMetadata& result, int32_t tag, 1977 T* value, uint32_t frameNumber) { 1978 (void) frameNumber; 1979 1980 camera_metadata_ro_entry_t entry; 1981 1982 entry = result.find(tag); 1983 if (entry.count == 0) { 1984 ALOGVV("%s: Camera %d: Frame %d: No %s provided by HAL!", __FUNCTION__, 1985 mId, frameNumber, get_camera_metadata_tag_name(tag)); 1986 return false; 1987 } 1988 1989 if (sizeof(T) == sizeof(uint8_t)) { 1990 *value = entry.data.u8[0]; 1991 } else if (sizeof(T) == sizeof(int32_t)) { 1992 *value = entry.data.i32[0]; 1993 } else { 1994 ALOGE("%s: Unexpected type", __FUNCTION__); 1995 return false; 1996 } 1997 return true; 1998} 1999 2000template<typename T> 2001bool Camera3Device::insert3AResult(CameraMetadata& result, int32_t tag, 2002 const T* value, uint32_t frameNumber) { 2003 if (result.update(tag, value, 1) != NO_ERROR) { 2004 mResultQueue.erase(--mResultQueue.end(), mResultQueue.end()); 2005 SET_ERR("Frame %d: Failed to set %s in partial metadata", 2006 frameNumber, get_camera_metadata_tag_name(tag)); 2007 return false; 2008 } 2009 return true; 2010} 2011 2012void Camera3Device::returnOutputBuffers( 2013 const camera3_stream_buffer_t *outputBuffers, size_t numBuffers, 2014 nsecs_t timestamp) { 2015 for (size_t i = 0; i < numBuffers; i++) 2016 { 2017 Camera3Stream *stream = Camera3Stream::cast(outputBuffers[i].stream); 2018 status_t res = stream->returnBuffer(outputBuffers[i], timestamp); 2019 // Note: stream may be deallocated at this point, if this buffer was 2020 // the last reference to it. 2021 if (res != OK) { 2022 ALOGE("Can't return buffer to its stream: %s (%d)", 2023 strerror(-res), res); 2024 } 2025 } 2026} 2027 2028 2029void Camera3Device::removeInFlightRequestIfReadyLocked(int idx) { 2030 2031 const InFlightRequest &request = mInFlightMap.valueAt(idx); 2032 const uint32_t frameNumber = mInFlightMap.keyAt(idx); 2033 2034 nsecs_t sensorTimestamp = request.sensorTimestamp; 2035 nsecs_t shutterTimestamp = request.shutterTimestamp; 2036 2037 // Check if it's okay to remove the request from InFlightMap: 2038 // In the case of a successful request: 2039 // all input and output buffers, all result metadata, shutter callback 2040 // arrived. 2041 // In the case of a unsuccessful request: 2042 // all input and output buffers arrived. 2043 if (request.numBuffersLeft == 0 && 2044 (request.requestStatus != OK || 2045 (request.haveResultMetadata && shutterTimestamp != 0))) { 2046 ATRACE_ASYNC_END("frame capture", frameNumber); 2047 2048 // Sanity check - if sensor timestamp matches shutter timestamp 2049 if (request.requestStatus == OK && 2050 sensorTimestamp != shutterTimestamp) { 2051 SET_ERR("sensor timestamp (%" PRId64 2052 ") for frame %d doesn't match shutter timestamp (%" PRId64 ")", 2053 sensorTimestamp, frameNumber, shutterTimestamp); 2054 } 2055 2056 // for an unsuccessful request, it may have pending output buffers to 2057 // return. 2058 assert(request.requestStatus != OK || 2059 request.pendingOutputBuffers.size() == 0); 2060 returnOutputBuffers(request.pendingOutputBuffers.array(), 2061 request.pendingOutputBuffers.size(), 0); 2062 2063 mInFlightMap.removeItemsAt(idx, 1); 2064 2065 ALOGVV("%s: removed frame %d from InFlightMap", __FUNCTION__, frameNumber); 2066 } 2067 2068 // Sanity check - if we have too many in-flight frames, something has 2069 // likely gone wrong 2070 if (!mIsConstrainedHighSpeedConfiguration && mInFlightMap.size() > kInFlightWarnLimit) { 2071 CLOGE("In-flight list too large: %zu", mInFlightMap.size()); 2072 } else if (mIsConstrainedHighSpeedConfiguration && mInFlightMap.size() > 2073 kInFlightWarnLimitHighSpeed) { 2074 CLOGE("In-flight list too large for high speed configuration: %zu", 2075 mInFlightMap.size()); 2076 } 2077} 2078 2079 2080void Camera3Device::sendCaptureResult(CameraMetadata &pendingMetadata, 2081 CaptureResultExtras &resultExtras, 2082 CameraMetadata &collectedPartialResult, 2083 uint32_t frameNumber, 2084 bool reprocess, 2085 const AeTriggerCancelOverride_t &aeTriggerCancelOverride) { 2086 if (pendingMetadata.isEmpty()) 2087 return; 2088 2089 Mutex::Autolock l(mOutputLock); 2090 2091 // TODO: need to track errors for tighter bounds on expected frame number 2092 if (reprocess) { 2093 if (frameNumber < mNextReprocessResultFrameNumber) { 2094 SET_ERR("Out-of-order reprocess capture result metadata submitted! " 2095 "(got frame number %d, expecting %d)", 2096 frameNumber, mNextReprocessResultFrameNumber); 2097 return; 2098 } 2099 mNextReprocessResultFrameNumber = frameNumber + 1; 2100 } else { 2101 if (frameNumber < mNextResultFrameNumber) { 2102 SET_ERR("Out-of-order capture result metadata submitted! " 2103 "(got frame number %d, expecting %d)", 2104 frameNumber, mNextResultFrameNumber); 2105 return; 2106 } 2107 mNextResultFrameNumber = frameNumber + 1; 2108 } 2109 2110 CaptureResult captureResult; 2111 captureResult.mResultExtras = resultExtras; 2112 captureResult.mMetadata = pendingMetadata; 2113 2114 if (captureResult.mMetadata.update(ANDROID_REQUEST_FRAME_COUNT, 2115 (int32_t*)&frameNumber, 1) != OK) { 2116 SET_ERR("Failed to set frame# in metadata (%d)", 2117 frameNumber); 2118 return; 2119 } else { 2120 ALOGVV("%s: Camera %d: Set frame# in metadata (%d)", 2121 __FUNCTION__, mId, frameNumber); 2122 } 2123 2124 // Append any previous partials to form a complete result 2125 if (mUsePartialResult && !collectedPartialResult.isEmpty()) { 2126 captureResult.mMetadata.append(collectedPartialResult); 2127 } 2128 2129 captureResult.mMetadata.sort(); 2130 2131 // Check that there's a timestamp in the result metadata 2132 camera_metadata_entry entry = 2133 captureResult.mMetadata.find(ANDROID_SENSOR_TIMESTAMP); 2134 if (entry.count == 0) { 2135 SET_ERR("No timestamp provided by HAL for frame %d!", 2136 frameNumber); 2137 return; 2138 } 2139 2140 overrideResultForPrecaptureCancel(&captureResult.mMetadata, aeTriggerCancelOverride); 2141 2142 // Valid result, insert into queue 2143 List<CaptureResult>::iterator queuedResult = 2144 mResultQueue.insert(mResultQueue.end(), CaptureResult(captureResult)); 2145 ALOGVV("%s: result requestId = %" PRId32 ", frameNumber = %" PRId64 2146 ", burstId = %" PRId32, __FUNCTION__, 2147 queuedResult->mResultExtras.requestId, 2148 queuedResult->mResultExtras.frameNumber, 2149 queuedResult->mResultExtras.burstId); 2150 2151 mResultSignal.signal(); 2152} 2153 2154/** 2155 * Camera HAL device callback methods 2156 */ 2157 2158void Camera3Device::processCaptureResult(const camera3_capture_result *result) { 2159 ATRACE_CALL(); 2160 2161 status_t res; 2162 2163 uint32_t frameNumber = result->frame_number; 2164 if (result->result == NULL && result->num_output_buffers == 0 && 2165 result->input_buffer == NULL) { 2166 SET_ERR("No result data provided by HAL for frame %d", 2167 frameNumber); 2168 return; 2169 } 2170 2171 // For HAL3.2 or above, If HAL doesn't support partial, it must always set 2172 // partial_result to 1 when metadata is included in this result. 2173 if (!mUsePartialResult && 2174 mDeviceVersion >= CAMERA_DEVICE_API_VERSION_3_2 && 2175 result->result != NULL && 2176 result->partial_result != 1) { 2177 SET_ERR("Result is malformed for frame %d: partial_result %u must be 1" 2178 " if partial result is not supported", 2179 frameNumber, result->partial_result); 2180 return; 2181 } 2182 2183 bool isPartialResult = false; 2184 CameraMetadata collectedPartialResult; 2185 CaptureResultExtras resultExtras; 2186 bool hasInputBufferInRequest = false; 2187 2188 // Get shutter timestamp and resultExtras from list of in-flight requests, 2189 // where it was added by the shutter notification for this frame. If the 2190 // shutter timestamp isn't received yet, append the output buffers to the 2191 // in-flight request and they will be returned when the shutter timestamp 2192 // arrives. Update the in-flight status and remove the in-flight entry if 2193 // all result data and shutter timestamp have been received. 2194 nsecs_t shutterTimestamp = 0; 2195 2196 { 2197 Mutex::Autolock l(mInFlightLock); 2198 ssize_t idx = mInFlightMap.indexOfKey(frameNumber); 2199 if (idx == NAME_NOT_FOUND) { 2200 SET_ERR("Unknown frame number for capture result: %d", 2201 frameNumber); 2202 return; 2203 } 2204 InFlightRequest &request = mInFlightMap.editValueAt(idx); 2205 ALOGVV("%s: got InFlightRequest requestId = %" PRId32 2206 ", frameNumber = %" PRId64 ", burstId = %" PRId32 2207 ", partialResultCount = %d", 2208 __FUNCTION__, request.resultExtras.requestId, 2209 request.resultExtras.frameNumber, request.resultExtras.burstId, 2210 result->partial_result); 2211 // Always update the partial count to the latest one if it's not 0 2212 // (buffers only). When framework aggregates adjacent partial results 2213 // into one, the latest partial count will be used. 2214 if (result->partial_result != 0) 2215 request.resultExtras.partialResultCount = result->partial_result; 2216 2217 // Check if this result carries only partial metadata 2218 if (mUsePartialResult && result->result != NULL) { 2219 if (mDeviceVersion >= CAMERA_DEVICE_API_VERSION_3_2) { 2220 if (result->partial_result > mNumPartialResults || result->partial_result < 1) { 2221 SET_ERR("Result is malformed for frame %d: partial_result %u must be in" 2222 " the range of [1, %d] when metadata is included in the result", 2223 frameNumber, result->partial_result, mNumPartialResults); 2224 return; 2225 } 2226 isPartialResult = (result->partial_result < mNumPartialResults); 2227 if (isPartialResult) { 2228 request.partialResult.collectedResult.append(result->result); 2229 } 2230 } else { 2231 camera_metadata_ro_entry_t partialResultEntry; 2232 res = find_camera_metadata_ro_entry(result->result, 2233 ANDROID_QUIRKS_PARTIAL_RESULT, &partialResultEntry); 2234 if (res != NAME_NOT_FOUND && 2235 partialResultEntry.count > 0 && 2236 partialResultEntry.data.u8[0] == 2237 ANDROID_QUIRKS_PARTIAL_RESULT_PARTIAL) { 2238 // A partial result. Flag this as such, and collect this 2239 // set of metadata into the in-flight entry. 2240 isPartialResult = true; 2241 request.partialResult.collectedResult.append( 2242 result->result); 2243 request.partialResult.collectedResult.erase( 2244 ANDROID_QUIRKS_PARTIAL_RESULT); 2245 } 2246 } 2247 2248 if (isPartialResult) { 2249 // Fire off a 3A-only result if possible 2250 if (!request.partialResult.haveSent3A) { 2251 request.partialResult.haveSent3A = 2252 processPartial3AResult(frameNumber, 2253 request.partialResult.collectedResult, 2254 request.resultExtras); 2255 } 2256 } 2257 } 2258 2259 shutterTimestamp = request.shutterTimestamp; 2260 hasInputBufferInRequest = request.hasInputBuffer; 2261 2262 // Did we get the (final) result metadata for this capture? 2263 if (result->result != NULL && !isPartialResult) { 2264 if (request.haveResultMetadata) { 2265 SET_ERR("Called multiple times with metadata for frame %d", 2266 frameNumber); 2267 return; 2268 } 2269 if (mUsePartialResult && 2270 !request.partialResult.collectedResult.isEmpty()) { 2271 collectedPartialResult.acquire( 2272 request.partialResult.collectedResult); 2273 } 2274 request.haveResultMetadata = true; 2275 } 2276 2277 uint32_t numBuffersReturned = result->num_output_buffers; 2278 if (result->input_buffer != NULL) { 2279 if (hasInputBufferInRequest) { 2280 numBuffersReturned += 1; 2281 } else { 2282 ALOGW("%s: Input buffer should be NULL if there is no input" 2283 " buffer sent in the request", 2284 __FUNCTION__); 2285 } 2286 } 2287 request.numBuffersLeft -= numBuffersReturned; 2288 if (request.numBuffersLeft < 0) { 2289 SET_ERR("Too many buffers returned for frame %d", 2290 frameNumber); 2291 return; 2292 } 2293 2294 camera_metadata_ro_entry_t entry; 2295 res = find_camera_metadata_ro_entry(result->result, 2296 ANDROID_SENSOR_TIMESTAMP, &entry); 2297 if (res == OK && entry.count == 1) { 2298 request.sensorTimestamp = entry.data.i64[0]; 2299 } 2300 2301 // If shutter event isn't received yet, append the output buffers to 2302 // the in-flight request. Otherwise, return the output buffers to 2303 // streams. 2304 if (shutterTimestamp == 0) { 2305 request.pendingOutputBuffers.appendArray(result->output_buffers, 2306 result->num_output_buffers); 2307 } else { 2308 returnOutputBuffers(result->output_buffers, 2309 result->num_output_buffers, shutterTimestamp); 2310 } 2311 2312 if (result->result != NULL && !isPartialResult) { 2313 if (shutterTimestamp == 0) { 2314 request.pendingMetadata = result->result; 2315 request.partialResult.collectedResult = collectedPartialResult; 2316 } else { 2317 CameraMetadata metadata; 2318 metadata = result->result; 2319 sendCaptureResult(metadata, request.resultExtras, 2320 collectedPartialResult, frameNumber, hasInputBufferInRequest, 2321 request.aeTriggerCancelOverride); 2322 } 2323 } 2324 2325 removeInFlightRequestIfReadyLocked(idx); 2326 } // scope for mInFlightLock 2327 2328 if (result->input_buffer != NULL) { 2329 if (hasInputBufferInRequest) { 2330 Camera3Stream *stream = 2331 Camera3Stream::cast(result->input_buffer->stream); 2332 res = stream->returnInputBuffer(*(result->input_buffer)); 2333 // Note: stream may be deallocated at this point, if this buffer was the 2334 // last reference to it. 2335 if (res != OK) { 2336 ALOGE("%s: RequestThread: Can't return input buffer for frame %d to" 2337 " its stream:%s (%d)", __FUNCTION__, 2338 frameNumber, strerror(-res), res); 2339 } 2340 } else { 2341 ALOGW("%s: Input buffer should be NULL if there is no input" 2342 " buffer sent in the request, skipping input buffer return.", 2343 __FUNCTION__); 2344 } 2345 } 2346} 2347 2348void Camera3Device::notify(const camera3_notify_msg *msg) { 2349 ATRACE_CALL(); 2350 NotificationListener *listener; 2351 { 2352 Mutex::Autolock l(mOutputLock); 2353 listener = mListener; 2354 } 2355 2356 if (msg == NULL) { 2357 SET_ERR("HAL sent NULL notify message!"); 2358 return; 2359 } 2360 2361 switch (msg->type) { 2362 case CAMERA3_MSG_ERROR: { 2363 notifyError(msg->message.error, listener); 2364 break; 2365 } 2366 case CAMERA3_MSG_SHUTTER: { 2367 notifyShutter(msg->message.shutter, listener); 2368 break; 2369 } 2370 default: 2371 SET_ERR("Unknown notify message from HAL: %d", 2372 msg->type); 2373 } 2374} 2375 2376void Camera3Device::notifyError(const camera3_error_msg_t &msg, 2377 NotificationListener *listener) { 2378 2379 // Map camera HAL error codes to ICameraDeviceCallback error codes 2380 // Index into this with the HAL error code 2381 static const ICameraDeviceCallbacks::CameraErrorCode 2382 halErrorMap[CAMERA3_MSG_NUM_ERRORS] = { 2383 // 0 = Unused error code 2384 ICameraDeviceCallbacks::ERROR_CAMERA_INVALID_ERROR, 2385 // 1 = CAMERA3_MSG_ERROR_DEVICE 2386 ICameraDeviceCallbacks::ERROR_CAMERA_DEVICE, 2387 // 2 = CAMERA3_MSG_ERROR_REQUEST 2388 ICameraDeviceCallbacks::ERROR_CAMERA_REQUEST, 2389 // 3 = CAMERA3_MSG_ERROR_RESULT 2390 ICameraDeviceCallbacks::ERROR_CAMERA_RESULT, 2391 // 4 = CAMERA3_MSG_ERROR_BUFFER 2392 ICameraDeviceCallbacks::ERROR_CAMERA_BUFFER 2393 }; 2394 2395 ICameraDeviceCallbacks::CameraErrorCode errorCode = 2396 ((msg.error_code >= 0) && 2397 (msg.error_code < CAMERA3_MSG_NUM_ERRORS)) ? 2398 halErrorMap[msg.error_code] : 2399 ICameraDeviceCallbacks::ERROR_CAMERA_INVALID_ERROR; 2400 2401 int streamId = 0; 2402 if (msg.error_stream != NULL) { 2403 Camera3Stream *stream = 2404 Camera3Stream::cast(msg.error_stream); 2405 streamId = stream->getId(); 2406 } 2407 ALOGV("Camera %d: %s: HAL error, frame %d, stream %d: %d", 2408 mId, __FUNCTION__, msg.frame_number, 2409 streamId, msg.error_code); 2410 2411 CaptureResultExtras resultExtras; 2412 switch (errorCode) { 2413 case ICameraDeviceCallbacks::ERROR_CAMERA_DEVICE: 2414 // SET_ERR calls notifyError 2415 SET_ERR("Camera HAL reported serious device error"); 2416 break; 2417 case ICameraDeviceCallbacks::ERROR_CAMERA_REQUEST: 2418 case ICameraDeviceCallbacks::ERROR_CAMERA_RESULT: 2419 case ICameraDeviceCallbacks::ERROR_CAMERA_BUFFER: 2420 { 2421 Mutex::Autolock l(mInFlightLock); 2422 ssize_t idx = mInFlightMap.indexOfKey(msg.frame_number); 2423 if (idx >= 0) { 2424 InFlightRequest &r = mInFlightMap.editValueAt(idx); 2425 r.requestStatus = msg.error_code; 2426 resultExtras = r.resultExtras; 2427 } else { 2428 resultExtras.frameNumber = msg.frame_number; 2429 ALOGE("Camera %d: %s: cannot find in-flight request on " 2430 "frame %" PRId64 " error", mId, __FUNCTION__, 2431 resultExtras.frameNumber); 2432 } 2433 } 2434 if (listener != NULL) { 2435 listener->notifyError(errorCode, resultExtras); 2436 } else { 2437 ALOGE("Camera %d: %s: no listener available", mId, __FUNCTION__); 2438 } 2439 break; 2440 default: 2441 // SET_ERR calls notifyError 2442 SET_ERR("Unknown error message from HAL: %d", msg.error_code); 2443 break; 2444 } 2445} 2446 2447void Camera3Device::notifyShutter(const camera3_shutter_msg_t &msg, 2448 NotificationListener *listener) { 2449 ssize_t idx; 2450 // Verify ordering of shutter notifications 2451 { 2452 Mutex::Autolock l(mOutputLock); 2453 // TODO: need to track errors for tighter bounds on expected frame number. 2454 if (msg.frame_number < mNextShutterFrameNumber) { 2455 SET_ERR("Shutter notification out-of-order. Expected " 2456 "notification for frame %d, got frame %d", 2457 mNextShutterFrameNumber, msg.frame_number); 2458 return; 2459 } 2460 mNextShutterFrameNumber = msg.frame_number + 1; 2461 } 2462 2463 // Set timestamp for the request in the in-flight tracking 2464 // and get the request ID to send upstream 2465 { 2466 Mutex::Autolock l(mInFlightLock); 2467 idx = mInFlightMap.indexOfKey(msg.frame_number); 2468 if (idx >= 0) { 2469 InFlightRequest &r = mInFlightMap.editValueAt(idx); 2470 2471 ALOGVV("Camera %d: %s: Shutter fired for frame %d (id %d) at %" PRId64, 2472 mId, __FUNCTION__, 2473 msg.frame_number, r.resultExtras.requestId, msg.timestamp); 2474 // Call listener, if any 2475 if (listener != NULL) { 2476 listener->notifyShutter(r.resultExtras, msg.timestamp); 2477 } 2478 2479 r.shutterTimestamp = msg.timestamp; 2480 2481 // send pending result and buffers 2482 sendCaptureResult(r.pendingMetadata, r.resultExtras, 2483 r.partialResult.collectedResult, msg.frame_number, 2484 r.hasInputBuffer, r.aeTriggerCancelOverride); 2485 returnOutputBuffers(r.pendingOutputBuffers.array(), 2486 r.pendingOutputBuffers.size(), r.shutterTimestamp); 2487 r.pendingOutputBuffers.clear(); 2488 2489 removeInFlightRequestIfReadyLocked(idx); 2490 } 2491 } 2492 if (idx < 0) { 2493 SET_ERR("Shutter notification for non-existent frame number %d", 2494 msg.frame_number); 2495 } 2496} 2497 2498 2499CameraMetadata Camera3Device::getLatestRequestLocked() { 2500 ALOGV("%s", __FUNCTION__); 2501 2502 CameraMetadata retVal; 2503 2504 if (mRequestThread != NULL) { 2505 retVal = mRequestThread->getLatestRequest(); 2506 } 2507 2508 return retVal; 2509} 2510 2511 2512/** 2513 * RequestThread inner class methods 2514 */ 2515 2516Camera3Device::RequestThread::RequestThread(wp<Camera3Device> parent, 2517 sp<StatusTracker> statusTracker, 2518 camera3_device_t *hal3Device, 2519 bool aeLockAvailable) : 2520 Thread(/*canCallJava*/false), 2521 mParent(parent), 2522 mStatusTracker(statusTracker), 2523 mHal3Device(hal3Device), 2524 mId(getId(parent)), 2525 mReconfigured(false), 2526 mDoPause(false), 2527 mPaused(true), 2528 mFrameNumber(0), 2529 mLatestRequestId(NAME_NOT_FOUND), 2530 mCurrentAfTriggerId(0), 2531 mCurrentPreCaptureTriggerId(0), 2532 mRepeatingLastFrameNumber(NO_IN_FLIGHT_REPEATING_FRAMES), 2533 mAeLockAvailable(aeLockAvailable) { 2534 mStatusId = statusTracker->addComponent(); 2535} 2536 2537void Camera3Device::RequestThread::setNotificationListener( 2538 NotificationListener *listener) { 2539 Mutex::Autolock l(mRequestLock); 2540 mListener = listener; 2541} 2542 2543void Camera3Device::RequestThread::configurationComplete() { 2544 Mutex::Autolock l(mRequestLock); 2545 mReconfigured = true; 2546} 2547 2548status_t Camera3Device::RequestThread::queueRequestList( 2549 List<sp<CaptureRequest> > &requests, 2550 /*out*/ 2551 int64_t *lastFrameNumber) { 2552 Mutex::Autolock l(mRequestLock); 2553 for (List<sp<CaptureRequest> >::iterator it = requests.begin(); it != requests.end(); 2554 ++it) { 2555 mRequestQueue.push_back(*it); 2556 } 2557 2558 if (lastFrameNumber != NULL) { 2559 *lastFrameNumber = mFrameNumber + mRequestQueue.size() - 1; 2560 ALOGV("%s: requestId %d, mFrameNumber %" PRId32 ", lastFrameNumber %" PRId64 ".", 2561 __FUNCTION__, (*(requests.begin()))->mResultExtras.requestId, mFrameNumber, 2562 *lastFrameNumber); 2563 } 2564 2565 unpauseForNewRequests(); 2566 2567 return OK; 2568} 2569 2570 2571status_t Camera3Device::RequestThread::queueTrigger( 2572 RequestTrigger trigger[], 2573 size_t count) { 2574 2575 Mutex::Autolock l(mTriggerMutex); 2576 status_t ret; 2577 2578 for (size_t i = 0; i < count; ++i) { 2579 ret = queueTriggerLocked(trigger[i]); 2580 2581 if (ret != OK) { 2582 return ret; 2583 } 2584 } 2585 2586 return OK; 2587} 2588 2589int Camera3Device::RequestThread::getId(const wp<Camera3Device> &device) { 2590 sp<Camera3Device> d = device.promote(); 2591 if (d != NULL) return d->mId; 2592 return 0; 2593} 2594 2595status_t Camera3Device::RequestThread::queueTriggerLocked( 2596 RequestTrigger trigger) { 2597 2598 uint32_t tag = trigger.metadataTag; 2599 ssize_t index = mTriggerMap.indexOfKey(tag); 2600 2601 switch (trigger.getTagType()) { 2602 case TYPE_BYTE: 2603 // fall-through 2604 case TYPE_INT32: 2605 break; 2606 default: 2607 ALOGE("%s: Type not supported: 0x%x", __FUNCTION__, 2608 trigger.getTagType()); 2609 return INVALID_OPERATION; 2610 } 2611 2612 /** 2613 * Collect only the latest trigger, since we only have 1 field 2614 * in the request settings per trigger tag, and can't send more than 1 2615 * trigger per request. 2616 */ 2617 if (index != NAME_NOT_FOUND) { 2618 mTriggerMap.editValueAt(index) = trigger; 2619 } else { 2620 mTriggerMap.add(tag, trigger); 2621 } 2622 2623 return OK; 2624} 2625 2626status_t Camera3Device::RequestThread::setRepeatingRequests( 2627 const RequestList &requests, 2628 /*out*/ 2629 int64_t *lastFrameNumber) { 2630 Mutex::Autolock l(mRequestLock); 2631 if (lastFrameNumber != NULL) { 2632 *lastFrameNumber = mRepeatingLastFrameNumber; 2633 } 2634 mRepeatingRequests.clear(); 2635 mRepeatingRequests.insert(mRepeatingRequests.begin(), 2636 requests.begin(), requests.end()); 2637 2638 unpauseForNewRequests(); 2639 2640 mRepeatingLastFrameNumber = NO_IN_FLIGHT_REPEATING_FRAMES; 2641 return OK; 2642} 2643 2644bool Camera3Device::RequestThread::isRepeatingRequestLocked(const sp<CaptureRequest> requestIn) { 2645 if (mRepeatingRequests.empty()) { 2646 return false; 2647 } 2648 int32_t requestId = requestIn->mResultExtras.requestId; 2649 const RequestList &repeatRequests = mRepeatingRequests; 2650 // All repeating requests are guaranteed to have same id so only check first quest 2651 const sp<CaptureRequest> firstRequest = *repeatRequests.begin(); 2652 return (firstRequest->mResultExtras.requestId == requestId); 2653} 2654 2655status_t Camera3Device::RequestThread::clearRepeatingRequests(/*out*/int64_t *lastFrameNumber) { 2656 Mutex::Autolock l(mRequestLock); 2657 mRepeatingRequests.clear(); 2658 if (lastFrameNumber != NULL) { 2659 *lastFrameNumber = mRepeatingLastFrameNumber; 2660 } 2661 mRepeatingLastFrameNumber = NO_IN_FLIGHT_REPEATING_FRAMES; 2662 return OK; 2663} 2664 2665status_t Camera3Device::RequestThread::clear( 2666 NotificationListener *listener, 2667 /*out*/int64_t *lastFrameNumber) { 2668 Mutex::Autolock l(mRequestLock); 2669 ALOGV("RequestThread::%s:", __FUNCTION__); 2670 2671 mRepeatingRequests.clear(); 2672 2673 // Send errors for all requests pending in the request queue, including 2674 // pending repeating requests 2675 if (listener != NULL) { 2676 for (RequestList::iterator it = mRequestQueue.begin(); 2677 it != mRequestQueue.end(); ++it) { 2678 // Abort the input buffers for reprocess requests. 2679 if ((*it)->mInputStream != NULL) { 2680 camera3_stream_buffer_t inputBuffer; 2681 status_t res = (*it)->mInputStream->getInputBuffer(&inputBuffer); 2682 if (res != OK) { 2683 ALOGW("%s: %d: couldn't get input buffer while clearing the request " 2684 "list: %s (%d)", __FUNCTION__, __LINE__, strerror(-res), res); 2685 } else { 2686 res = (*it)->mInputStream->returnInputBuffer(inputBuffer); 2687 if (res != OK) { 2688 ALOGE("%s: %d: couldn't return input buffer while clearing the request " 2689 "list: %s (%d)", __FUNCTION__, __LINE__, strerror(-res), res); 2690 } 2691 } 2692 } 2693 // Set the frame number this request would have had, if it 2694 // had been submitted; this frame number will not be reused. 2695 // The requestId and burstId fields were set when the request was 2696 // submitted originally (in convertMetadataListToRequestListLocked) 2697 (*it)->mResultExtras.frameNumber = mFrameNumber++; 2698 listener->notifyError(ICameraDeviceCallbacks::ERROR_CAMERA_REQUEST, 2699 (*it)->mResultExtras); 2700 } 2701 } 2702 mRequestQueue.clear(); 2703 mTriggerMap.clear(); 2704 if (lastFrameNumber != NULL) { 2705 *lastFrameNumber = mRepeatingLastFrameNumber; 2706 } 2707 mRepeatingLastFrameNumber = NO_IN_FLIGHT_REPEATING_FRAMES; 2708 return OK; 2709} 2710 2711void Camera3Device::RequestThread::setPaused(bool paused) { 2712 Mutex::Autolock l(mPauseLock); 2713 mDoPause = paused; 2714 mDoPauseSignal.signal(); 2715} 2716 2717status_t Camera3Device::RequestThread::waitUntilRequestProcessed( 2718 int32_t requestId, nsecs_t timeout) { 2719 Mutex::Autolock l(mLatestRequestMutex); 2720 status_t res; 2721 while (mLatestRequestId != requestId) { 2722 nsecs_t startTime = systemTime(); 2723 2724 res = mLatestRequestSignal.waitRelative(mLatestRequestMutex, timeout); 2725 if (res != OK) return res; 2726 2727 timeout -= (systemTime() - startTime); 2728 } 2729 2730 return OK; 2731} 2732 2733void Camera3Device::RequestThread::requestExit() { 2734 // Call parent to set up shutdown 2735 Thread::requestExit(); 2736 // The exit from any possible waits 2737 mDoPauseSignal.signal(); 2738 mRequestSignal.signal(); 2739} 2740 2741 2742/** 2743 * For devices <= CAMERA_DEVICE_API_VERSION_3_2, AE_PRECAPTURE_TRIGGER_CANCEL is not supported so 2744 * we need to override AE_PRECAPTURE_TRIGGER_CANCEL to AE_PRECAPTURE_TRIGGER_IDLE and AE_LOCK_OFF 2745 * to AE_LOCK_ON to start cancelling AE precapture. If AE lock is not available, it still overrides 2746 * AE_PRECAPTURE_TRIGGER_CANCEL to AE_PRECAPTURE_TRIGGER_IDLE but doesn't add AE_LOCK_ON to the 2747 * request. 2748 */ 2749void Camera3Device::RequestThread::handleAePrecaptureCancelRequest(sp<CaptureRequest> request) { 2750 request->mAeTriggerCancelOverride.applyAeLock = false; 2751 request->mAeTriggerCancelOverride.applyAePrecaptureTrigger = false; 2752 2753 if (mHal3Device->common.version > CAMERA_DEVICE_API_VERSION_3_2) { 2754 return; 2755 } 2756 2757 camera_metadata_entry_t aePrecaptureTrigger = 2758 request->mSettings.find(ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER); 2759 if (aePrecaptureTrigger.count > 0 && 2760 aePrecaptureTrigger.data.u8[0] == ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER_CANCEL) { 2761 // Always override CANCEL to IDLE 2762 uint8_t aePrecaptureTrigger = ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER_IDLE; 2763 request->mSettings.update(ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER, &aePrecaptureTrigger, 1); 2764 request->mAeTriggerCancelOverride.applyAePrecaptureTrigger = true; 2765 request->mAeTriggerCancelOverride.aePrecaptureTrigger = 2766 ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER_CANCEL; 2767 2768 if (mAeLockAvailable == true) { 2769 camera_metadata_entry_t aeLock = request->mSettings.find(ANDROID_CONTROL_AE_LOCK); 2770 if (aeLock.count == 0 || aeLock.data.u8[0] == ANDROID_CONTROL_AE_LOCK_OFF) { 2771 uint8_t aeLock = ANDROID_CONTROL_AE_LOCK_ON; 2772 request->mSettings.update(ANDROID_CONTROL_AE_LOCK, &aeLock, 1); 2773 request->mAeTriggerCancelOverride.applyAeLock = true; 2774 request->mAeTriggerCancelOverride.aeLock = ANDROID_CONTROL_AE_LOCK_OFF; 2775 } 2776 } 2777 } 2778} 2779 2780/** 2781 * Override result metadata for cancelling AE precapture trigger applied in 2782 * handleAePrecaptureCancelRequest(). 2783 */ 2784void Camera3Device::overrideResultForPrecaptureCancel( 2785 CameraMetadata *result, const AeTriggerCancelOverride_t &aeTriggerCancelOverride) { 2786 if (aeTriggerCancelOverride.applyAeLock) { 2787 // Only devices <= v3.2 should have this override 2788 assert(mDeviceVersion <= CAMERA_DEVICE_API_VERSION_3_2); 2789 result->update(ANDROID_CONTROL_AE_LOCK, &aeTriggerCancelOverride.aeLock, 1); 2790 } 2791 2792 if (aeTriggerCancelOverride.applyAePrecaptureTrigger) { 2793 // Only devices <= v3.2 should have this override 2794 assert(mDeviceVersion <= CAMERA_DEVICE_API_VERSION_3_2); 2795 result->update(ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER, 2796 &aeTriggerCancelOverride.aePrecaptureTrigger, 1); 2797 } 2798} 2799 2800bool Camera3Device::RequestThread::threadLoop() { 2801 2802 status_t res; 2803 2804 // Handle paused state. 2805 if (waitIfPaused()) { 2806 return true; 2807 } 2808 2809 // Get work to do 2810 2811 sp<CaptureRequest> nextRequest = waitForNextRequest(); 2812 if (nextRequest == NULL) { 2813 return true; 2814 } 2815 2816 // Create request to HAL 2817 camera3_capture_request_t request = camera3_capture_request_t(); 2818 request.frame_number = nextRequest->mResultExtras.frameNumber; 2819 Vector<camera3_stream_buffer_t> outputBuffers; 2820 2821 // Get the request ID, if any 2822 int requestId; 2823 camera_metadata_entry_t requestIdEntry = 2824 nextRequest->mSettings.find(ANDROID_REQUEST_ID); 2825 if (requestIdEntry.count > 0) { 2826 requestId = requestIdEntry.data.i32[0]; 2827 } else { 2828 ALOGW("%s: Did not have android.request.id set in the request", 2829 __FUNCTION__); 2830 requestId = NAME_NOT_FOUND; 2831 } 2832 2833 // Insert any queued triggers (before metadata is locked) 2834 int32_t triggerCount; 2835 res = insertTriggers(nextRequest); 2836 if (res < 0) { 2837 SET_ERR("RequestThread: Unable to insert triggers " 2838 "(capture request %d, HAL device: %s (%d)", 2839 request.frame_number, strerror(-res), res); 2840 cleanUpFailedRequest(request, nextRequest, outputBuffers); 2841 return false; 2842 } 2843 triggerCount = res; 2844 2845 bool triggersMixedIn = (triggerCount > 0 || mPrevTriggers > 0); 2846 2847 // If the request is the same as last, or we had triggers last time 2848 if (mPrevRequest != nextRequest || triggersMixedIn) { 2849 /** 2850 * HAL workaround: 2851 * Insert a dummy trigger ID if a trigger is set but no trigger ID is 2852 */ 2853 res = addDummyTriggerIds(nextRequest); 2854 if (res != OK) { 2855 SET_ERR("RequestThread: Unable to insert dummy trigger IDs " 2856 "(capture request %d, HAL device: %s (%d)", 2857 request.frame_number, strerror(-res), res); 2858 cleanUpFailedRequest(request, nextRequest, outputBuffers); 2859 return false; 2860 } 2861 2862 /** 2863 * The request should be presorted so accesses in HAL 2864 * are O(logn). Sidenote, sorting a sorted metadata is nop. 2865 */ 2866 nextRequest->mSettings.sort(); 2867 request.settings = nextRequest->mSettings.getAndLock(); 2868 mPrevRequest = nextRequest; 2869 ALOGVV("%s: Request settings are NEW", __FUNCTION__); 2870 2871 IF_ALOGV() { 2872 camera_metadata_ro_entry_t e = camera_metadata_ro_entry_t(); 2873 find_camera_metadata_ro_entry( 2874 request.settings, 2875 ANDROID_CONTROL_AF_TRIGGER, 2876 &e 2877 ); 2878 if (e.count > 0) { 2879 ALOGV("%s: Request (frame num %d) had AF trigger 0x%x", 2880 __FUNCTION__, 2881 request.frame_number, 2882 e.data.u8[0]); 2883 } 2884 } 2885 } else { 2886 // leave request.settings NULL to indicate 'reuse latest given' 2887 ALOGVV("%s: Request settings are REUSED", 2888 __FUNCTION__); 2889 } 2890 2891 uint32_t totalNumBuffers = 0; 2892 2893 // Fill in buffers 2894 if (nextRequest->mInputStream != NULL) { 2895 request.input_buffer = &nextRequest->mInputBuffer; 2896 totalNumBuffers += 1; 2897 } else { 2898 request.input_buffer = NULL; 2899 } 2900 2901 outputBuffers.insertAt(camera3_stream_buffer_t(), 0, 2902 nextRequest->mOutputStreams.size()); 2903 request.output_buffers = outputBuffers.array(); 2904 for (size_t i = 0; i < nextRequest->mOutputStreams.size(); i++) { 2905 res = nextRequest->mOutputStreams.editItemAt(i)-> 2906 getBuffer(&outputBuffers.editItemAt(i)); 2907 if (res != OK) { 2908 // Can't get output buffer from gralloc queue - this could be due to 2909 // abandoned queue or other consumer misbehavior, so not a fatal 2910 // error 2911 ALOGE("RequestThread: Can't get output buffer, skipping request:" 2912 " %s (%d)", strerror(-res), res); 2913 { 2914 Mutex::Autolock l(mRequestLock); 2915 if (mListener != NULL) { 2916 mListener->notifyError( 2917 ICameraDeviceCallbacks::ERROR_CAMERA_REQUEST, 2918 nextRequest->mResultExtras); 2919 } 2920 } 2921 cleanUpFailedRequest(request, nextRequest, outputBuffers); 2922 return true; 2923 } 2924 request.num_output_buffers++; 2925 } 2926 totalNumBuffers += request.num_output_buffers; 2927 2928 // Log request in the in-flight queue 2929 sp<Camera3Device> parent = mParent.promote(); 2930 if (parent == NULL) { 2931 // Should not happen, and nowhere to send errors to, so just log it 2932 CLOGE("RequestThread: Parent is gone"); 2933 cleanUpFailedRequest(request, nextRequest, outputBuffers); 2934 return false; 2935 } 2936 2937 res = parent->registerInFlight(request.frame_number, 2938 totalNumBuffers, nextRequest->mResultExtras, 2939 /*hasInput*/request.input_buffer != NULL, 2940 nextRequest->mAeTriggerCancelOverride); 2941 ALOGVV("%s: registered in flight requestId = %" PRId32 ", frameNumber = %" PRId64 2942 ", burstId = %" PRId32 ".", 2943 __FUNCTION__, 2944 nextRequest->mResultExtras.requestId, nextRequest->mResultExtras.frameNumber, 2945 nextRequest->mResultExtras.burstId); 2946 if (res != OK) { 2947 SET_ERR("RequestThread: Unable to register new in-flight request:" 2948 " %s (%d)", strerror(-res), res); 2949 cleanUpFailedRequest(request, nextRequest, outputBuffers); 2950 return false; 2951 } 2952 2953 // Inform waitUntilRequestProcessed thread of a new request ID 2954 { 2955 Mutex::Autolock al(mLatestRequestMutex); 2956 2957 mLatestRequestId = requestId; 2958 mLatestRequestSignal.signal(); 2959 } 2960 2961 // Submit request and block until ready for next one 2962 ATRACE_ASYNC_BEGIN("frame capture", request.frame_number); 2963 ATRACE_BEGIN("camera3->process_capture_request"); 2964 res = mHal3Device->ops->process_capture_request(mHal3Device, &request); 2965 ATRACE_END(); 2966 2967 if (res != OK) { 2968 // Should only get a failure here for malformed requests or device-level 2969 // errors, so consider all errors fatal. Bad metadata failures should 2970 // come through notify. 2971 SET_ERR("RequestThread: Unable to submit capture request %d to HAL" 2972 " device: %s (%d)", request.frame_number, strerror(-res), res); 2973 cleanUpFailedRequest(request, nextRequest, outputBuffers); 2974 return false; 2975 } 2976 2977 // Update the latest request sent to HAL 2978 if (request.settings != NULL) { // Don't update them if they were unchanged 2979 Mutex::Autolock al(mLatestRequestMutex); 2980 2981 camera_metadata_t* cloned = clone_camera_metadata(request.settings); 2982 mLatestRequest.acquire(cloned); 2983 } 2984 2985 if (request.settings != NULL) { 2986 nextRequest->mSettings.unlock(request.settings); 2987 } 2988 2989 // Unset as current request 2990 { 2991 Mutex::Autolock l(mRequestLock); 2992 mNextRequest.clear(); 2993 } 2994 2995 // Remove any previously queued triggers (after unlock) 2996 res = removeTriggers(mPrevRequest); 2997 if (res != OK) { 2998 SET_ERR("RequestThread: Unable to remove triggers " 2999 "(capture request %d, HAL device: %s (%d)", 3000 request.frame_number, strerror(-res), res); 3001 return false; 3002 } 3003 mPrevTriggers = triggerCount; 3004 3005 return true; 3006} 3007 3008CameraMetadata Camera3Device::RequestThread::getLatestRequest() const { 3009 Mutex::Autolock al(mLatestRequestMutex); 3010 3011 ALOGV("RequestThread::%s", __FUNCTION__); 3012 3013 return mLatestRequest; 3014} 3015 3016bool Camera3Device::RequestThread::isStreamPending( 3017 sp<Camera3StreamInterface>& stream) { 3018 Mutex::Autolock l(mRequestLock); 3019 3020 if (mNextRequest != nullptr) { 3021 for (const auto& s : mNextRequest->mOutputStreams) { 3022 if (stream == s) return true; 3023 } 3024 if (stream == mNextRequest->mInputStream) return true; 3025 } 3026 3027 for (const auto& request : mRequestQueue) { 3028 for (const auto& s : request->mOutputStreams) { 3029 if (stream == s) return true; 3030 } 3031 if (stream == request->mInputStream) return true; 3032 } 3033 3034 for (const auto& request : mRepeatingRequests) { 3035 for (const auto& s : request->mOutputStreams) { 3036 if (stream == s) return true; 3037 } 3038 if (stream == request->mInputStream) return true; 3039 } 3040 3041 return false; 3042} 3043 3044void Camera3Device::RequestThread::cleanUpFailedRequest( 3045 camera3_capture_request_t &request, 3046 sp<CaptureRequest> &nextRequest, 3047 Vector<camera3_stream_buffer_t> &outputBuffers) { 3048 3049 if (request.settings != NULL) { 3050 nextRequest->mSettings.unlock(request.settings); 3051 } 3052 if (nextRequest->mInputStream != NULL) { 3053 nextRequest->mInputBuffer.status = CAMERA3_BUFFER_STATUS_ERROR; 3054 nextRequest->mInputStream->returnInputBuffer(nextRequest->mInputBuffer); 3055 } 3056 for (size_t i = 0; i < request.num_output_buffers; i++) { 3057 outputBuffers.editItemAt(i).status = CAMERA3_BUFFER_STATUS_ERROR; 3058 nextRequest->mOutputStreams.editItemAt(i)->returnBuffer( 3059 outputBuffers[i], 0); 3060 } 3061 3062 Mutex::Autolock l(mRequestLock); 3063 mNextRequest.clear(); 3064} 3065 3066sp<Camera3Device::CaptureRequest> 3067 Camera3Device::RequestThread::waitForNextRequest() { 3068 status_t res; 3069 sp<CaptureRequest> nextRequest; 3070 3071 // Optimized a bit for the simple steady-state case (single repeating 3072 // request), to avoid putting that request in the queue temporarily. 3073 Mutex::Autolock l(mRequestLock); 3074 3075 while (mRequestQueue.empty()) { 3076 if (!mRepeatingRequests.empty()) { 3077 // Always atomically enqueue all requests in a repeating request 3078 // list. Guarantees a complete in-sequence set of captures to 3079 // application. 3080 const RequestList &requests = mRepeatingRequests; 3081 RequestList::const_iterator firstRequest = 3082 requests.begin(); 3083 nextRequest = *firstRequest; 3084 mRequestQueue.insert(mRequestQueue.end(), 3085 ++firstRequest, 3086 requests.end()); 3087 // No need to wait any longer 3088 3089 mRepeatingLastFrameNumber = mFrameNumber + requests.size() - 1; 3090 3091 break; 3092 } 3093 3094 res = mRequestSignal.waitRelative(mRequestLock, kRequestTimeout); 3095 3096 if ((mRequestQueue.empty() && mRepeatingRequests.empty()) || 3097 exitPending()) { 3098 Mutex::Autolock pl(mPauseLock); 3099 if (mPaused == false) { 3100 ALOGV("%s: RequestThread: Going idle", __FUNCTION__); 3101 mPaused = true; 3102 // Let the tracker know 3103 sp<StatusTracker> statusTracker = mStatusTracker.promote(); 3104 if (statusTracker != 0) { 3105 statusTracker->markComponentIdle(mStatusId, Fence::NO_FENCE); 3106 } 3107 } 3108 // Stop waiting for now and let thread management happen 3109 return NULL; 3110 } 3111 } 3112 3113 if (nextRequest == NULL) { 3114 // Don't have a repeating request already in hand, so queue 3115 // must have an entry now. 3116 RequestList::iterator firstRequest = 3117 mRequestQueue.begin(); 3118 nextRequest = *firstRequest; 3119 mRequestQueue.erase(firstRequest); 3120 } 3121 3122 // In case we've been unpaused by setPaused clearing mDoPause, need to 3123 // update internal pause state (capture/setRepeatingRequest unpause 3124 // directly). 3125 Mutex::Autolock pl(mPauseLock); 3126 if (mPaused) { 3127 ALOGV("%s: RequestThread: Unpaused", __FUNCTION__); 3128 sp<StatusTracker> statusTracker = mStatusTracker.promote(); 3129 if (statusTracker != 0) { 3130 statusTracker->markComponentActive(mStatusId); 3131 } 3132 } 3133 mPaused = false; 3134 3135 // Check if we've reconfigured since last time, and reset the preview 3136 // request if so. Can't use 'NULL request == repeat' across configure calls. 3137 if (mReconfigured) { 3138 mPrevRequest.clear(); 3139 mReconfigured = false; 3140 } 3141 3142 if (nextRequest != NULL) { 3143 nextRequest->mResultExtras.frameNumber = mFrameNumber++; 3144 nextRequest->mResultExtras.afTriggerId = mCurrentAfTriggerId; 3145 nextRequest->mResultExtras.precaptureTriggerId = mCurrentPreCaptureTriggerId; 3146 3147 // Since RequestThread::clear() removes buffers from the input stream, 3148 // get the right buffer here before unlocking mRequestLock 3149 if (nextRequest->mInputStream != NULL) { 3150 res = nextRequest->mInputStream->getInputBuffer(&nextRequest->mInputBuffer); 3151 if (res != OK) { 3152 // Can't get input buffer from gralloc queue - this could be due to 3153 // disconnected queue or other producer misbehavior, so not a fatal 3154 // error 3155 ALOGE("%s: Can't get input buffer, skipping request:" 3156 " %s (%d)", __FUNCTION__, strerror(-res), res); 3157 if (mListener != NULL) { 3158 mListener->notifyError( 3159 ICameraDeviceCallbacks::ERROR_CAMERA_REQUEST, 3160 nextRequest->mResultExtras); 3161 } 3162 return NULL; 3163 } 3164 } 3165 } 3166 3167 handleAePrecaptureCancelRequest(nextRequest); 3168 3169 mNextRequest = nextRequest; 3170 3171 return nextRequest; 3172} 3173 3174bool Camera3Device::RequestThread::waitIfPaused() { 3175 status_t res; 3176 Mutex::Autolock l(mPauseLock); 3177 while (mDoPause) { 3178 if (mPaused == false) { 3179 mPaused = true; 3180 ALOGV("%s: RequestThread: Paused", __FUNCTION__); 3181 // Let the tracker know 3182 sp<StatusTracker> statusTracker = mStatusTracker.promote(); 3183 if (statusTracker != 0) { 3184 statusTracker->markComponentIdle(mStatusId, Fence::NO_FENCE); 3185 } 3186 } 3187 3188 res = mDoPauseSignal.waitRelative(mPauseLock, kRequestTimeout); 3189 if (res == TIMED_OUT || exitPending()) { 3190 return true; 3191 } 3192 } 3193 // We don't set mPaused to false here, because waitForNextRequest needs 3194 // to further manage the paused state in case of starvation. 3195 return false; 3196} 3197 3198void Camera3Device::RequestThread::unpauseForNewRequests() { 3199 // With work to do, mark thread as unpaused. 3200 // If paused by request (setPaused), don't resume, to avoid 3201 // extra signaling/waiting overhead to waitUntilPaused 3202 mRequestSignal.signal(); 3203 Mutex::Autolock p(mPauseLock); 3204 if (!mDoPause) { 3205 ALOGV("%s: RequestThread: Going active", __FUNCTION__); 3206 if (mPaused) { 3207 sp<StatusTracker> statusTracker = mStatusTracker.promote(); 3208 if (statusTracker != 0) { 3209 statusTracker->markComponentActive(mStatusId); 3210 } 3211 } 3212 mPaused = false; 3213 } 3214} 3215 3216void Camera3Device::RequestThread::setErrorState(const char *fmt, ...) { 3217 sp<Camera3Device> parent = mParent.promote(); 3218 if (parent != NULL) { 3219 va_list args; 3220 va_start(args, fmt); 3221 3222 parent->setErrorStateV(fmt, args); 3223 3224 va_end(args); 3225 } 3226} 3227 3228status_t Camera3Device::RequestThread::insertTriggers( 3229 const sp<CaptureRequest> &request) { 3230 3231 Mutex::Autolock al(mTriggerMutex); 3232 3233 sp<Camera3Device> parent = mParent.promote(); 3234 if (parent == NULL) { 3235 CLOGE("RequestThread: Parent is gone"); 3236 return DEAD_OBJECT; 3237 } 3238 3239 CameraMetadata &metadata = request->mSettings; 3240 size_t count = mTriggerMap.size(); 3241 3242 for (size_t i = 0; i < count; ++i) { 3243 RequestTrigger trigger = mTriggerMap.valueAt(i); 3244 uint32_t tag = trigger.metadataTag; 3245 3246 if (tag == ANDROID_CONTROL_AF_TRIGGER_ID || tag == ANDROID_CONTROL_AE_PRECAPTURE_ID) { 3247 bool isAeTrigger = (trigger.metadataTag == ANDROID_CONTROL_AE_PRECAPTURE_ID); 3248 uint32_t triggerId = static_cast<uint32_t>(trigger.entryValue); 3249 if (isAeTrigger) { 3250 request->mResultExtras.precaptureTriggerId = triggerId; 3251 mCurrentPreCaptureTriggerId = triggerId; 3252 } else { 3253 request->mResultExtras.afTriggerId = triggerId; 3254 mCurrentAfTriggerId = triggerId; 3255 } 3256 if (parent->mDeviceVersion >= CAMERA_DEVICE_API_VERSION_3_2) { 3257 continue; // Trigger ID tag is deprecated since device HAL 3.2 3258 } 3259 } 3260 3261 camera_metadata_entry entry = metadata.find(tag); 3262 3263 if (entry.count > 0) { 3264 /** 3265 * Already has an entry for this trigger in the request. 3266 * Rewrite it with our requested trigger value. 3267 */ 3268 RequestTrigger oldTrigger = trigger; 3269 3270 oldTrigger.entryValue = entry.data.u8[0]; 3271 3272 mTriggerReplacedMap.add(tag, oldTrigger); 3273 } else { 3274 /** 3275 * More typical, no trigger entry, so we just add it 3276 */ 3277 mTriggerRemovedMap.add(tag, trigger); 3278 } 3279 3280 status_t res; 3281 3282 switch (trigger.getTagType()) { 3283 case TYPE_BYTE: { 3284 uint8_t entryValue = static_cast<uint8_t>(trigger.entryValue); 3285 res = metadata.update(tag, 3286 &entryValue, 3287 /*count*/1); 3288 break; 3289 } 3290 case TYPE_INT32: 3291 res = metadata.update(tag, 3292 &trigger.entryValue, 3293 /*count*/1); 3294 break; 3295 default: 3296 ALOGE("%s: Type not supported: 0x%x", 3297 __FUNCTION__, 3298 trigger.getTagType()); 3299 return INVALID_OPERATION; 3300 } 3301 3302 if (res != OK) { 3303 ALOGE("%s: Failed to update request metadata with trigger tag %s" 3304 ", value %d", __FUNCTION__, trigger.getTagName(), 3305 trigger.entryValue); 3306 return res; 3307 } 3308 3309 ALOGV("%s: Mixed in trigger %s, value %d", __FUNCTION__, 3310 trigger.getTagName(), 3311 trigger.entryValue); 3312 } 3313 3314 mTriggerMap.clear(); 3315 3316 return count; 3317} 3318 3319status_t Camera3Device::RequestThread::removeTriggers( 3320 const sp<CaptureRequest> &request) { 3321 Mutex::Autolock al(mTriggerMutex); 3322 3323 CameraMetadata &metadata = request->mSettings; 3324 3325 /** 3326 * Replace all old entries with their old values. 3327 */ 3328 for (size_t i = 0; i < mTriggerReplacedMap.size(); ++i) { 3329 RequestTrigger trigger = mTriggerReplacedMap.valueAt(i); 3330 3331 status_t res; 3332 3333 uint32_t tag = trigger.metadataTag; 3334 switch (trigger.getTagType()) { 3335 case TYPE_BYTE: { 3336 uint8_t entryValue = static_cast<uint8_t>(trigger.entryValue); 3337 res = metadata.update(tag, 3338 &entryValue, 3339 /*count*/1); 3340 break; 3341 } 3342 case TYPE_INT32: 3343 res = metadata.update(tag, 3344 &trigger.entryValue, 3345 /*count*/1); 3346 break; 3347 default: 3348 ALOGE("%s: Type not supported: 0x%x", 3349 __FUNCTION__, 3350 trigger.getTagType()); 3351 return INVALID_OPERATION; 3352 } 3353 3354 if (res != OK) { 3355 ALOGE("%s: Failed to restore request metadata with trigger tag %s" 3356 ", trigger value %d", __FUNCTION__, 3357 trigger.getTagName(), trigger.entryValue); 3358 return res; 3359 } 3360 } 3361 mTriggerReplacedMap.clear(); 3362 3363 /** 3364 * Remove all new entries. 3365 */ 3366 for (size_t i = 0; i < mTriggerRemovedMap.size(); ++i) { 3367 RequestTrigger trigger = mTriggerRemovedMap.valueAt(i); 3368 status_t res = metadata.erase(trigger.metadataTag); 3369 3370 if (res != OK) { 3371 ALOGE("%s: Failed to erase metadata with trigger tag %s" 3372 ", trigger value %d", __FUNCTION__, 3373 trigger.getTagName(), trigger.entryValue); 3374 return res; 3375 } 3376 } 3377 mTriggerRemovedMap.clear(); 3378 3379 return OK; 3380} 3381 3382status_t Camera3Device::RequestThread::addDummyTriggerIds( 3383 const sp<CaptureRequest> &request) { 3384 // Trigger ID 0 has special meaning in the HAL2 spec, so avoid it here 3385 static const int32_t dummyTriggerId = 1; 3386 status_t res; 3387 3388 CameraMetadata &metadata = request->mSettings; 3389 3390 // If AF trigger is active, insert a dummy AF trigger ID if none already 3391 // exists 3392 camera_metadata_entry afTrigger = metadata.find(ANDROID_CONTROL_AF_TRIGGER); 3393 camera_metadata_entry afId = metadata.find(ANDROID_CONTROL_AF_TRIGGER_ID); 3394 if (afTrigger.count > 0 && 3395 afTrigger.data.u8[0] != ANDROID_CONTROL_AF_TRIGGER_IDLE && 3396 afId.count == 0) { 3397 res = metadata.update(ANDROID_CONTROL_AF_TRIGGER_ID, &dummyTriggerId, 1); 3398 if (res != OK) return res; 3399 } 3400 3401 // If AE precapture trigger is active, insert a dummy precapture trigger ID 3402 // if none already exists 3403 camera_metadata_entry pcTrigger = 3404 metadata.find(ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER); 3405 camera_metadata_entry pcId = metadata.find(ANDROID_CONTROL_AE_PRECAPTURE_ID); 3406 if (pcTrigger.count > 0 && 3407 pcTrigger.data.u8[0] != ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER_IDLE && 3408 pcId.count == 0) { 3409 res = metadata.update(ANDROID_CONTROL_AE_PRECAPTURE_ID, 3410 &dummyTriggerId, 1); 3411 if (res != OK) return res; 3412 } 3413 3414 return OK; 3415} 3416 3417/** 3418 * PreparerThread inner class methods 3419 */ 3420 3421Camera3Device::PreparerThread::PreparerThread() : 3422 Thread(/*canCallJava*/false), mActive(false), mCancelNow(false) { 3423} 3424 3425Camera3Device::PreparerThread::~PreparerThread() { 3426 Thread::requestExitAndWait(); 3427 if (mCurrentStream != nullptr) { 3428 mCurrentStream->cancelPrepare(); 3429 ATRACE_ASYNC_END("stream prepare", mCurrentStream->getId()); 3430 mCurrentStream.clear(); 3431 } 3432 clear(); 3433} 3434 3435status_t Camera3Device::PreparerThread::prepare(sp<Camera3StreamInterface>& stream) { 3436 status_t res; 3437 3438 Mutex::Autolock l(mLock); 3439 3440 res = stream->startPrepare(); 3441 if (res == OK) { 3442 // No preparation needed, fire listener right off 3443 ALOGV("%s: Stream %d already prepared", __FUNCTION__, stream->getId()); 3444 if (mListener) { 3445 mListener->notifyPrepared(stream->getId()); 3446 } 3447 return OK; 3448 } else if (res != NOT_ENOUGH_DATA) { 3449 return res; 3450 } 3451 3452 // Need to prepare, start up thread if necessary 3453 if (!mActive) { 3454 // mRunning will change to false before the thread fully shuts down, so wait to be sure it 3455 // isn't running 3456 Thread::requestExitAndWait(); 3457 res = Thread::run("C3PrepThread", PRIORITY_BACKGROUND); 3458 if (res != OK) { 3459 ALOGE("%s: Unable to start preparer stream: %d (%s)", __FUNCTION__, res, strerror(-res)); 3460 if (mListener) { 3461 mListener->notifyPrepared(stream->getId()); 3462 } 3463 return res; 3464 } 3465 mCancelNow = false; 3466 mActive = true; 3467 ALOGV("%s: Preparer stream started", __FUNCTION__); 3468 } 3469 3470 // queue up the work 3471 mPendingStreams.push_back(stream); 3472 ALOGV("%s: Stream %d queued for preparing", __FUNCTION__, stream->getId()); 3473 3474 return OK; 3475} 3476 3477status_t Camera3Device::PreparerThread::clear() { 3478 status_t res; 3479 3480 Mutex::Autolock l(mLock); 3481 3482 for (const auto& stream : mPendingStreams) { 3483 stream->cancelPrepare(); 3484 } 3485 mPendingStreams.clear(); 3486 mCancelNow = true; 3487 3488 return OK; 3489} 3490 3491void Camera3Device::PreparerThread::setNotificationListener(NotificationListener *listener) { 3492 Mutex::Autolock l(mLock); 3493 mListener = listener; 3494} 3495 3496bool Camera3Device::PreparerThread::threadLoop() { 3497 status_t res; 3498 { 3499 Mutex::Autolock l(mLock); 3500 if (mCurrentStream == nullptr) { 3501 // End thread if done with work 3502 if (mPendingStreams.empty()) { 3503 ALOGV("%s: Preparer stream out of work", __FUNCTION__); 3504 // threadLoop _must not_ re-acquire mLock after it sets mActive to false; would 3505 // cause deadlock with prepare()'s requestExitAndWait triggered by !mActive. 3506 mActive = false; 3507 return false; 3508 } 3509 3510 // Get next stream to prepare 3511 auto it = mPendingStreams.begin(); 3512 mCurrentStream = *it; 3513 mPendingStreams.erase(it); 3514 ATRACE_ASYNC_BEGIN("stream prepare", mCurrentStream->getId()); 3515 ALOGV("%s: Preparing stream %d", __FUNCTION__, mCurrentStream->getId()); 3516 } else if (mCancelNow) { 3517 mCurrentStream->cancelPrepare(); 3518 ATRACE_ASYNC_END("stream prepare", mCurrentStream->getId()); 3519 ALOGV("%s: Cancelling stream %d prepare", __FUNCTION__, mCurrentStream->getId()); 3520 mCurrentStream.clear(); 3521 mCancelNow = false; 3522 return true; 3523 } 3524 } 3525 3526 res = mCurrentStream->prepareNextBuffer(); 3527 if (res == NOT_ENOUGH_DATA) return true; 3528 if (res != OK) { 3529 // Something bad happened; try to recover by cancelling prepare and 3530 // signalling listener anyway 3531 ALOGE("%s: Stream %d returned error %d (%s) during prepare", __FUNCTION__, 3532 mCurrentStream->getId(), res, strerror(-res)); 3533 mCurrentStream->cancelPrepare(); 3534 } 3535 3536 // This stream has finished, notify listener 3537 Mutex::Autolock l(mLock); 3538 if (mListener) { 3539 ALOGV("%s: Stream %d prepare done, signaling listener", __FUNCTION__, 3540 mCurrentStream->getId()); 3541 mListener->notifyPrepared(mCurrentStream->getId()); 3542 } 3543 3544 ATRACE_ASYNC_END("stream prepare", mCurrentStream->getId()); 3545 mCurrentStream.clear(); 3546 3547 return true; 3548} 3549 3550/** 3551 * Static callback forwarding methods from HAL to instance 3552 */ 3553 3554void Camera3Device::sProcessCaptureResult(const camera3_callback_ops *cb, 3555 const camera3_capture_result *result) { 3556 Camera3Device *d = 3557 const_cast<Camera3Device*>(static_cast<const Camera3Device*>(cb)); 3558 3559 d->processCaptureResult(result); 3560} 3561 3562void Camera3Device::sNotify(const camera3_callback_ops *cb, 3563 const camera3_notify_msg *msg) { 3564 Camera3Device *d = 3565 const_cast<Camera3Device*>(static_cast<const Camera3Device*>(cb)); 3566 d->notify(msg); 3567} 3568 3569}; // namespace android 3570