1 /* 2 * Copyright (C) 2012 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 "Camera2-Parameters" 18 #define ATRACE_TAG ATRACE_TAG_CAMERA 19 // #define LOG_NDEBUG 0 20 21 #include <utils/Log.h> 22 #include <utils/Trace.h> 23 #include <utils/Vector.h> 24 #include <utils/SortedVector.h> 25 26 #include <math.h> 27 #include <stdlib.h> 28 #include <cutils/properties.h> 29 30 #include "Parameters.h" 31 #include "system/camera.h" 32 #include "hardware/camera_common.h" 33 #include <android/hardware/ICamera.h> 34 #include <media/MediaProfiles.h> 35 #include <media/mediarecorder.h> 36 37 namespace android { 38 namespace camera2 { 39 40 Parameters::Parameters(int cameraId, 41 int cameraFacing) : 42 cameraId(cameraId), 43 cameraFacing(cameraFacing), 44 info(NULL) { 45 } 46 47 Parameters::~Parameters() { 48 } 49 50 status_t Parameters::initialize(const CameraMetadata *info, int deviceVersion) { 51 status_t res; 52 53 if (info->entryCount() == 0) { 54 ALOGE("%s: No static information provided!", __FUNCTION__); 55 return BAD_VALUE; 56 } 57 Parameters::info = info; 58 mDeviceVersion = deviceVersion; 59 60 res = buildFastInfo(); 61 if (res != OK) return res; 62 63 res = buildQuirks(); 64 if (res != OK) return res; 65 66 const Size MAX_PREVIEW_SIZE = { MAX_PREVIEW_WIDTH, MAX_PREVIEW_HEIGHT }; 67 // Treat the H.264 max size as the max supported video size. 68 MediaProfiles *videoEncoderProfiles = MediaProfiles::getInstance(); 69 Vector<video_encoder> encoders = videoEncoderProfiles->getVideoEncoders(); 70 int32_t maxVideoWidth = 0; 71 int32_t maxVideoHeight = 0; 72 for (size_t i = 0; i < encoders.size(); i++) { 73 int width = videoEncoderProfiles->getVideoEncoderParamByName( 74 "enc.vid.width.max", encoders[i]); 75 int height = videoEncoderProfiles->getVideoEncoderParamByName( 76 "enc.vid.height.max", encoders[i]); 77 // Treat width/height separately here to handle the case where different 78 // profile might report max size of different aspect ratio 79 if (width > maxVideoWidth) { 80 maxVideoWidth = width; 81 } 82 if (height > maxVideoHeight) { 83 maxVideoHeight = height; 84 } 85 } 86 // This is just an upper bound and may not be an actually valid video size 87 const Size VIDEO_SIZE_UPPER_BOUND = {maxVideoWidth, maxVideoHeight}; 88 89 res = getFilteredSizes(MAX_PREVIEW_SIZE, &availablePreviewSizes); 90 if (res != OK) return res; 91 res = getFilteredSizes(VIDEO_SIZE_UPPER_BOUND, &availableVideoSizes); 92 if (res != OK) return res; 93 94 // Select initial preview and video size that's under the initial bound and 95 // on the list of both preview and recording sizes 96 previewWidth = 0; 97 previewHeight = 0; 98 for (size_t i = 0 ; i < availablePreviewSizes.size(); i++) { 99 int newWidth = availablePreviewSizes[i].width; 100 int newHeight = availablePreviewSizes[i].height; 101 if (newWidth >= previewWidth && newHeight >= previewHeight && 102 newWidth <= MAX_INITIAL_PREVIEW_WIDTH && 103 newHeight <= MAX_INITIAL_PREVIEW_HEIGHT) { 104 for (size_t j = 0; j < availableVideoSizes.size(); j++) { 105 if (availableVideoSizes[j].width == newWidth && 106 availableVideoSizes[j].height == newHeight) { 107 previewWidth = newWidth; 108 previewHeight = newHeight; 109 } 110 } 111 } 112 } 113 if (previewWidth == 0) { 114 ALOGE("%s: No initial preview size can be found!", __FUNCTION__); 115 return BAD_VALUE; 116 } 117 videoWidth = previewWidth; 118 videoHeight = previewHeight; 119 120 params.setPreviewSize(previewWidth, previewHeight); 121 params.setVideoSize(videoWidth, videoHeight); 122 params.set(CameraParameters::KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO, 123 String8::format("%dx%d", 124 previewWidth, previewHeight)); 125 { 126 String8 supportedPreviewSizes; 127 for (size_t i = 0; i < availablePreviewSizes.size(); i++) { 128 if (i != 0) supportedPreviewSizes += ","; 129 supportedPreviewSizes += String8::format("%dx%d", 130 availablePreviewSizes[i].width, 131 availablePreviewSizes[i].height); 132 } 133 ALOGV("Supported preview sizes are: %s", supportedPreviewSizes.string()); 134 params.set(CameraParameters::KEY_SUPPORTED_PREVIEW_SIZES, 135 supportedPreviewSizes); 136 137 String8 supportedVideoSizes; 138 for (size_t i = 0; i < availableVideoSizes.size(); i++) { 139 if (i != 0) supportedVideoSizes += ","; 140 supportedVideoSizes += String8::format("%dx%d", 141 availableVideoSizes[i].width, 142 availableVideoSizes[i].height); 143 } 144 ALOGV("Supported video sizes are: %s", supportedVideoSizes.string()); 145 params.set(CameraParameters::KEY_SUPPORTED_VIDEO_SIZES, 146 supportedVideoSizes); 147 } 148 149 camera_metadata_ro_entry_t availableFpsRanges = 150 staticInfo(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES, 2); 151 if (!availableFpsRanges.count) return NO_INIT; 152 153 previewFormat = HAL_PIXEL_FORMAT_YCrCb_420_SP; 154 params.set(CameraParameters::KEY_PREVIEW_FORMAT, 155 formatEnumToString(previewFormat)); // NV21 156 157 previewTransform = degToTransform(0, 158 cameraFacing == CAMERA_FACING_FRONT); 159 160 { 161 String8 supportedPreviewFormats; 162 SortedVector<int32_t> outputFormats = getAvailableOutputFormats(); 163 bool addComma = false; 164 for (size_t i=0; i < outputFormats.size(); i++) { 165 if (addComma) supportedPreviewFormats += ","; 166 addComma = true; 167 switch (outputFormats[i]) { 168 case HAL_PIXEL_FORMAT_YCbCr_422_SP: 169 supportedPreviewFormats += 170 CameraParameters::PIXEL_FORMAT_YUV422SP; 171 break; 172 case HAL_PIXEL_FORMAT_YCrCb_420_SP: 173 supportedPreviewFormats += 174 CameraParameters::PIXEL_FORMAT_YUV420SP; 175 break; 176 case HAL_PIXEL_FORMAT_YCbCr_422_I: 177 supportedPreviewFormats += 178 CameraParameters::PIXEL_FORMAT_YUV422I; 179 break; 180 case HAL_PIXEL_FORMAT_YV12: 181 supportedPreviewFormats += 182 CameraParameters::PIXEL_FORMAT_YUV420P; 183 break; 184 case HAL_PIXEL_FORMAT_RGB_565: 185 supportedPreviewFormats += 186 CameraParameters::PIXEL_FORMAT_RGB565; 187 break; 188 case HAL_PIXEL_FORMAT_RGBA_8888: 189 supportedPreviewFormats += 190 CameraParameters::PIXEL_FORMAT_RGBA8888; 191 break; 192 case HAL_PIXEL_FORMAT_YCbCr_420_888: 193 // Flexible YUV allows both YV12 and NV21 194 supportedPreviewFormats += 195 CameraParameters::PIXEL_FORMAT_YUV420P; 196 supportedPreviewFormats += ","; 197 supportedPreviewFormats += 198 CameraParameters::PIXEL_FORMAT_YUV420SP; 199 break; 200 // Not advertizing JPEG, RAW16, etc, for preview formats 201 case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED: 202 case HAL_PIXEL_FORMAT_RAW16: 203 case HAL_PIXEL_FORMAT_BLOB: 204 addComma = false; 205 break; 206 207 default: 208 ALOGW("%s: Camera %d: Unknown preview format: %x", 209 __FUNCTION__, cameraId, outputFormats[i]); 210 addComma = false; 211 break; 212 } 213 } 214 params.set(CameraParameters::KEY_SUPPORTED_PREVIEW_FORMATS, 215 supportedPreviewFormats); 216 } 217 218 previewFpsRange[0] = fastInfo.bestStillCaptureFpsRange[0]; 219 previewFpsRange[1] = fastInfo.bestStillCaptureFpsRange[1]; 220 221 // PREVIEW_FRAME_RATE / SUPPORTED_PREVIEW_FRAME_RATES are deprecated, but 222 // still have to do something sane for them 223 224 // NOTE: Not scaled like FPS range values are. 225 int previewFps = fpsFromRange(previewFpsRange[0], previewFpsRange[1]); 226 params.set(CameraParameters::KEY_PREVIEW_FRAME_RATE, 227 previewFps); 228 229 // PREVIEW_FPS_RANGE 230 // -- Order matters. Set range after single value to so that a roundtrip 231 // of setParameters(getParameters()) would keep the FPS range in higher 232 // order. 233 params.set(CameraParameters::KEY_PREVIEW_FPS_RANGE, 234 String8::format("%d,%d", 235 previewFpsRange[0] * kFpsToApiScale, 236 previewFpsRange[1] * kFpsToApiScale)); 237 238 { 239 String8 supportedPreviewFpsRange; 240 for (size_t i=0; i < availableFpsRanges.count; i += 2) { 241 if (!isFpsSupported(availablePreviewSizes, 242 HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, availableFpsRanges.data.i32[i+1])) { 243 continue; 244 } 245 if (i != 0) supportedPreviewFpsRange += ","; 246 supportedPreviewFpsRange += String8::format("(%d,%d)", 247 availableFpsRanges.data.i32[i] * kFpsToApiScale, 248 availableFpsRanges.data.i32[i+1] * kFpsToApiScale); 249 } 250 params.set(CameraParameters::KEY_SUPPORTED_PREVIEW_FPS_RANGE, 251 supportedPreviewFpsRange); 252 } 253 254 { 255 SortedVector<int32_t> sortedPreviewFrameRates; 256 257 String8 supportedPreviewFrameRates; 258 for (size_t i=0; i < availableFpsRanges.count; i += 2) { 259 // from the [min, max] fps range use the max value 260 int fps = fpsFromRange(availableFpsRanges.data.i32[i], 261 availableFpsRanges.data.i32[i+1]); 262 if (!isFpsSupported(availablePreviewSizes, 263 HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, fps)) { 264 continue; 265 } 266 // de-dupe frame rates 267 if (sortedPreviewFrameRates.indexOf(fps) == NAME_NOT_FOUND) { 268 sortedPreviewFrameRates.add(fps); 269 } 270 else { 271 continue; 272 } 273 274 if (sortedPreviewFrameRates.size() > 1) { 275 supportedPreviewFrameRates += ","; 276 } 277 278 supportedPreviewFrameRates += String8::format("%d", 279 fps); 280 281 ALOGV("%s: Supported preview frame rates: %s", 282 __FUNCTION__, supportedPreviewFrameRates.string()); 283 } 284 params.set(CameraParameters::KEY_SUPPORTED_PREVIEW_FRAME_RATES, 285 supportedPreviewFrameRates); 286 } 287 288 Vector<Size> availableJpegSizes = getAvailableJpegSizes(); 289 if (!availableJpegSizes.size()) return NO_INIT; 290 291 // TODO: Pick maximum 292 pictureWidth = availableJpegSizes[0].width; 293 pictureHeight = availableJpegSizes[0].height; 294 pictureWidthLastSet = pictureWidth; 295 pictureHeightLastSet = pictureHeight; 296 pictureSizeOverriden = false; 297 298 params.setPictureSize(pictureWidth, 299 pictureHeight); 300 301 { 302 String8 supportedPictureSizes; 303 for (size_t i=0; i < availableJpegSizes.size(); i++) { 304 if (i != 0) supportedPictureSizes += ","; 305 supportedPictureSizes += String8::format("%dx%d", 306 availableJpegSizes[i].width, 307 availableJpegSizes[i].height); 308 } 309 params.set(CameraParameters::KEY_SUPPORTED_PICTURE_SIZES, 310 supportedPictureSizes); 311 } 312 313 params.setPictureFormat(CameraParameters::PIXEL_FORMAT_JPEG); 314 params.set(CameraParameters::KEY_SUPPORTED_PICTURE_FORMATS, 315 CameraParameters::PIXEL_FORMAT_JPEG); 316 317 camera_metadata_ro_entry_t availableJpegThumbnailSizes = 318 staticInfo(ANDROID_JPEG_AVAILABLE_THUMBNAIL_SIZES, 4); 319 if (!availableJpegThumbnailSizes.count) return NO_INIT; 320 321 // Pick the largest thumbnail size that matches still image aspect ratio. 322 ALOG_ASSERT(pictureWidth > 0 && pictureHeight > 0, 323 "Invalid picture size, %d x %d", pictureWidth, pictureHeight); 324 float picAspectRatio = static_cast<float>(pictureWidth) / pictureHeight; 325 Size thumbnailSize = 326 getMaxSizeForRatio( 327 picAspectRatio, 328 &availableJpegThumbnailSizes.data.i32[0], 329 availableJpegThumbnailSizes.count); 330 jpegThumbSize[0] = thumbnailSize.width; 331 jpegThumbSize[1] = thumbnailSize.height; 332 333 params.set(CameraParameters::KEY_JPEG_THUMBNAIL_WIDTH, 334 jpegThumbSize[0]); 335 params.set(CameraParameters::KEY_JPEG_THUMBNAIL_HEIGHT, 336 jpegThumbSize[1]); 337 338 { 339 String8 supportedJpegThumbSizes; 340 for (size_t i=0; i < availableJpegThumbnailSizes.count; i += 2) { 341 if (i != 0) supportedJpegThumbSizes += ","; 342 supportedJpegThumbSizes += String8::format("%dx%d", 343 availableJpegThumbnailSizes.data.i32[i], 344 availableJpegThumbnailSizes.data.i32[i+1]); 345 } 346 params.set(CameraParameters::KEY_SUPPORTED_JPEG_THUMBNAIL_SIZES, 347 supportedJpegThumbSizes); 348 } 349 350 jpegThumbQuality = 90; 351 params.set(CameraParameters::KEY_JPEG_THUMBNAIL_QUALITY, 352 jpegThumbQuality); 353 jpegQuality = 90; 354 params.set(CameraParameters::KEY_JPEG_QUALITY, 355 jpegQuality); 356 jpegRotation = 0; 357 params.set(CameraParameters::KEY_ROTATION, 358 jpegRotation); 359 360 gpsEnabled = false; 361 gpsCoordinates[0] = 0.0; 362 gpsCoordinates[1] = 0.0; 363 gpsCoordinates[2] = 0.0; 364 gpsTimestamp = 0; 365 gpsProcessingMethod = "unknown"; 366 // GPS fields in CameraParameters are not set by implementation 367 368 wbMode = ANDROID_CONTROL_AWB_MODE_AUTO; 369 params.set(CameraParameters::KEY_WHITE_BALANCE, 370 CameraParameters::WHITE_BALANCE_AUTO); 371 372 camera_metadata_ro_entry_t availableWhiteBalanceModes = 373 staticInfo(ANDROID_CONTROL_AWB_AVAILABLE_MODES, 0, 0, false); 374 if (!availableWhiteBalanceModes.count) { 375 params.set(CameraParameters::KEY_SUPPORTED_WHITE_BALANCE, 376 CameraParameters::WHITE_BALANCE_AUTO); 377 } else { 378 String8 supportedWhiteBalance; 379 bool addComma = false; 380 for (size_t i=0; i < availableWhiteBalanceModes.count; i++) { 381 if (addComma) supportedWhiteBalance += ","; 382 addComma = true; 383 switch (availableWhiteBalanceModes.data.u8[i]) { 384 case ANDROID_CONTROL_AWB_MODE_AUTO: 385 supportedWhiteBalance += 386 CameraParameters::WHITE_BALANCE_AUTO; 387 break; 388 case ANDROID_CONTROL_AWB_MODE_INCANDESCENT: 389 supportedWhiteBalance += 390 CameraParameters::WHITE_BALANCE_INCANDESCENT; 391 break; 392 case ANDROID_CONTROL_AWB_MODE_FLUORESCENT: 393 supportedWhiteBalance += 394 CameraParameters::WHITE_BALANCE_FLUORESCENT; 395 break; 396 case ANDROID_CONTROL_AWB_MODE_WARM_FLUORESCENT: 397 supportedWhiteBalance += 398 CameraParameters::WHITE_BALANCE_WARM_FLUORESCENT; 399 break; 400 case ANDROID_CONTROL_AWB_MODE_DAYLIGHT: 401 supportedWhiteBalance += 402 CameraParameters::WHITE_BALANCE_DAYLIGHT; 403 break; 404 case ANDROID_CONTROL_AWB_MODE_CLOUDY_DAYLIGHT: 405 supportedWhiteBalance += 406 CameraParameters::WHITE_BALANCE_CLOUDY_DAYLIGHT; 407 break; 408 case ANDROID_CONTROL_AWB_MODE_TWILIGHT: 409 supportedWhiteBalance += 410 CameraParameters::WHITE_BALANCE_TWILIGHT; 411 break; 412 case ANDROID_CONTROL_AWB_MODE_SHADE: 413 supportedWhiteBalance += 414 CameraParameters::WHITE_BALANCE_SHADE; 415 break; 416 // Skipping values not mappable to v1 API 417 case ANDROID_CONTROL_AWB_MODE_OFF: 418 addComma = false; 419 break; 420 default: 421 ALOGW("%s: Camera %d: Unknown white balance value: %d", 422 __FUNCTION__, cameraId, 423 availableWhiteBalanceModes.data.u8[i]); 424 addComma = false; 425 break; 426 } 427 } 428 params.set(CameraParameters::KEY_SUPPORTED_WHITE_BALANCE, 429 supportedWhiteBalance); 430 } 431 432 effectMode = ANDROID_CONTROL_EFFECT_MODE_OFF; 433 params.set(CameraParameters::KEY_EFFECT, 434 CameraParameters::EFFECT_NONE); 435 436 camera_metadata_ro_entry_t availableEffects = 437 staticInfo(ANDROID_CONTROL_AVAILABLE_EFFECTS, 0, 0, false); 438 if (!availableEffects.count) { 439 params.set(CameraParameters::KEY_SUPPORTED_EFFECTS, 440 CameraParameters::EFFECT_NONE); 441 } else { 442 String8 supportedEffects; 443 bool addComma = false; 444 for (size_t i=0; i < availableEffects.count; i++) { 445 if (addComma) supportedEffects += ","; 446 addComma = true; 447 switch (availableEffects.data.u8[i]) { 448 case ANDROID_CONTROL_EFFECT_MODE_OFF: 449 supportedEffects += 450 CameraParameters::EFFECT_NONE; 451 break; 452 case ANDROID_CONTROL_EFFECT_MODE_MONO: 453 supportedEffects += 454 CameraParameters::EFFECT_MONO; 455 break; 456 case ANDROID_CONTROL_EFFECT_MODE_NEGATIVE: 457 supportedEffects += 458 CameraParameters::EFFECT_NEGATIVE; 459 break; 460 case ANDROID_CONTROL_EFFECT_MODE_SOLARIZE: 461 supportedEffects += 462 CameraParameters::EFFECT_SOLARIZE; 463 break; 464 case ANDROID_CONTROL_EFFECT_MODE_SEPIA: 465 supportedEffects += 466 CameraParameters::EFFECT_SEPIA; 467 break; 468 case ANDROID_CONTROL_EFFECT_MODE_POSTERIZE: 469 supportedEffects += 470 CameraParameters::EFFECT_POSTERIZE; 471 break; 472 case ANDROID_CONTROL_EFFECT_MODE_WHITEBOARD: 473 supportedEffects += 474 CameraParameters::EFFECT_WHITEBOARD; 475 break; 476 case ANDROID_CONTROL_EFFECT_MODE_BLACKBOARD: 477 supportedEffects += 478 CameraParameters::EFFECT_BLACKBOARD; 479 break; 480 case ANDROID_CONTROL_EFFECT_MODE_AQUA: 481 supportedEffects += 482 CameraParameters::EFFECT_AQUA; 483 break; 484 default: 485 ALOGW("%s: Camera %d: Unknown effect value: %d", 486 __FUNCTION__, cameraId, availableEffects.data.u8[i]); 487 addComma = false; 488 break; 489 } 490 } 491 params.set(CameraParameters::KEY_SUPPORTED_EFFECTS, supportedEffects); 492 } 493 494 antibandingMode = ANDROID_CONTROL_AE_ANTIBANDING_MODE_AUTO; 495 params.set(CameraParameters::KEY_ANTIBANDING, 496 CameraParameters::ANTIBANDING_AUTO); 497 498 camera_metadata_ro_entry_t availableAntibandingModes = 499 staticInfo(ANDROID_CONTROL_AE_AVAILABLE_ANTIBANDING_MODES, 0, 0, false); 500 if (!availableAntibandingModes.count) { 501 params.set(CameraParameters::KEY_SUPPORTED_ANTIBANDING, 502 CameraParameters::ANTIBANDING_OFF); 503 } else { 504 String8 supportedAntibanding; 505 bool addComma = false; 506 for (size_t i=0; i < availableAntibandingModes.count; i++) { 507 if (addComma) supportedAntibanding += ","; 508 addComma = true; 509 switch (availableAntibandingModes.data.u8[i]) { 510 case ANDROID_CONTROL_AE_ANTIBANDING_MODE_OFF: 511 supportedAntibanding += 512 CameraParameters::ANTIBANDING_OFF; 513 break; 514 case ANDROID_CONTROL_AE_ANTIBANDING_MODE_50HZ: 515 supportedAntibanding += 516 CameraParameters::ANTIBANDING_50HZ; 517 break; 518 case ANDROID_CONTROL_AE_ANTIBANDING_MODE_60HZ: 519 supportedAntibanding += 520 CameraParameters::ANTIBANDING_60HZ; 521 break; 522 case ANDROID_CONTROL_AE_ANTIBANDING_MODE_AUTO: 523 supportedAntibanding += 524 CameraParameters::ANTIBANDING_AUTO; 525 break; 526 default: 527 ALOGW("%s: Camera %d: Unknown antibanding value: %d", 528 __FUNCTION__, cameraId, 529 availableAntibandingModes.data.u8[i]); 530 addComma = false; 531 break; 532 } 533 } 534 params.set(CameraParameters::KEY_SUPPORTED_ANTIBANDING, 535 supportedAntibanding); 536 } 537 538 sceneMode = ANDROID_CONTROL_SCENE_MODE_DISABLED; 539 params.set(CameraParameters::KEY_SCENE_MODE, 540 CameraParameters::SCENE_MODE_AUTO); 541 542 camera_metadata_ro_entry_t availableSceneModes = 543 staticInfo(ANDROID_CONTROL_AVAILABLE_SCENE_MODES, 0, 0, false); 544 if (!availableSceneModes.count) { 545 params.remove(CameraParameters::KEY_SCENE_MODE); 546 } else { 547 String8 supportedSceneModes(CameraParameters::SCENE_MODE_AUTO); 548 bool addComma = true; 549 bool noSceneModes = false; 550 for (size_t i=0; i < availableSceneModes.count; i++) { 551 if (addComma) supportedSceneModes += ","; 552 addComma = true; 553 switch (availableSceneModes.data.u8[i]) { 554 case ANDROID_CONTROL_SCENE_MODE_DISABLED: 555 noSceneModes = true; 556 break; 557 case ANDROID_CONTROL_SCENE_MODE_FACE_PRIORITY: 558 // Not in old API 559 addComma = false; 560 break; 561 case ANDROID_CONTROL_SCENE_MODE_ACTION: 562 supportedSceneModes += 563 CameraParameters::SCENE_MODE_ACTION; 564 break; 565 case ANDROID_CONTROL_SCENE_MODE_PORTRAIT: 566 supportedSceneModes += 567 CameraParameters::SCENE_MODE_PORTRAIT; 568 break; 569 case ANDROID_CONTROL_SCENE_MODE_LANDSCAPE: 570 supportedSceneModes += 571 CameraParameters::SCENE_MODE_LANDSCAPE; 572 break; 573 case ANDROID_CONTROL_SCENE_MODE_NIGHT: 574 supportedSceneModes += 575 CameraParameters::SCENE_MODE_NIGHT; 576 break; 577 case ANDROID_CONTROL_SCENE_MODE_NIGHT_PORTRAIT: 578 supportedSceneModes += 579 CameraParameters::SCENE_MODE_NIGHT_PORTRAIT; 580 break; 581 case ANDROID_CONTROL_SCENE_MODE_THEATRE: 582 supportedSceneModes += 583 CameraParameters::SCENE_MODE_THEATRE; 584 break; 585 case ANDROID_CONTROL_SCENE_MODE_BEACH: 586 supportedSceneModes += 587 CameraParameters::SCENE_MODE_BEACH; 588 break; 589 case ANDROID_CONTROL_SCENE_MODE_SNOW: 590 supportedSceneModes += 591 CameraParameters::SCENE_MODE_SNOW; 592 break; 593 case ANDROID_CONTROL_SCENE_MODE_SUNSET: 594 supportedSceneModes += 595 CameraParameters::SCENE_MODE_SUNSET; 596 break; 597 case ANDROID_CONTROL_SCENE_MODE_STEADYPHOTO: 598 supportedSceneModes += 599 CameraParameters::SCENE_MODE_STEADYPHOTO; 600 break; 601 case ANDROID_CONTROL_SCENE_MODE_FIREWORKS: 602 supportedSceneModes += 603 CameraParameters::SCENE_MODE_FIREWORKS; 604 break; 605 case ANDROID_CONTROL_SCENE_MODE_SPORTS: 606 supportedSceneModes += 607 CameraParameters::SCENE_MODE_SPORTS; 608 break; 609 case ANDROID_CONTROL_SCENE_MODE_PARTY: 610 supportedSceneModes += 611 CameraParameters::SCENE_MODE_PARTY; 612 break; 613 case ANDROID_CONTROL_SCENE_MODE_CANDLELIGHT: 614 supportedSceneModes += 615 CameraParameters::SCENE_MODE_CANDLELIGHT; 616 break; 617 case ANDROID_CONTROL_SCENE_MODE_BARCODE: 618 supportedSceneModes += 619 CameraParameters::SCENE_MODE_BARCODE; 620 break; 621 case ANDROID_CONTROL_SCENE_MODE_HDR: 622 supportedSceneModes += 623 CameraParameters::SCENE_MODE_HDR; 624 break; 625 default: 626 ALOGW("%s: Camera %d: Unknown scene mode value: %d", 627 __FUNCTION__, cameraId, 628 availableSceneModes.data.u8[i]); 629 addComma = false; 630 break; 631 } 632 } 633 if (!noSceneModes) { 634 params.set(CameraParameters::KEY_SUPPORTED_SCENE_MODES, 635 supportedSceneModes); 636 } else { 637 params.remove(CameraParameters::KEY_SCENE_MODE); 638 } 639 } 640 641 bool isFlashAvailable = false; 642 camera_metadata_ro_entry_t flashAvailable = 643 staticInfo(ANDROID_FLASH_INFO_AVAILABLE, 0, 1, false); 644 if (flashAvailable.count) { 645 isFlashAvailable = flashAvailable.data.u8[0]; 646 } 647 648 camera_metadata_ro_entry_t availableAeModes = 649 staticInfo(ANDROID_CONTROL_AE_AVAILABLE_MODES, 0, 0, false); 650 651 flashMode = Parameters::FLASH_MODE_OFF; 652 if (isFlashAvailable) { 653 params.set(CameraParameters::KEY_FLASH_MODE, 654 CameraParameters::FLASH_MODE_OFF); 655 656 String8 supportedFlashModes(CameraParameters::FLASH_MODE_OFF); 657 supportedFlashModes = supportedFlashModes + 658 "," + CameraParameters::FLASH_MODE_AUTO + 659 "," + CameraParameters::FLASH_MODE_ON + 660 "," + CameraParameters::FLASH_MODE_TORCH; 661 for (size_t i=0; i < availableAeModes.count; i++) { 662 if (availableAeModes.data.u8[i] == 663 ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH_REDEYE) { 664 supportedFlashModes = supportedFlashModes + "," + 665 CameraParameters::FLASH_MODE_RED_EYE; 666 break; 667 } 668 } 669 params.set(CameraParameters::KEY_SUPPORTED_FLASH_MODES, 670 supportedFlashModes); 671 } else { 672 // No flash means null flash mode and supported flash modes keys, so 673 // remove them just to be safe 674 params.remove(CameraParameters::KEY_FLASH_MODE); 675 params.remove(CameraParameters::KEY_SUPPORTED_FLASH_MODES); 676 } 677 678 camera_metadata_ro_entry_t minFocusDistance = 679 staticInfo(ANDROID_LENS_INFO_MINIMUM_FOCUS_DISTANCE, 0, 1, false); 680 681 camera_metadata_ro_entry_t availableAfModes = 682 staticInfo(ANDROID_CONTROL_AF_AVAILABLE_MODES, 0, 0, false); 683 684 if (!minFocusDistance.count || minFocusDistance.data.f[0] == 0) { 685 // Fixed-focus lens 686 focusMode = Parameters::FOCUS_MODE_FIXED; 687 params.set(CameraParameters::KEY_FOCUS_MODE, 688 CameraParameters::FOCUS_MODE_FIXED); 689 params.set(CameraParameters::KEY_SUPPORTED_FOCUS_MODES, 690 CameraParameters::FOCUS_MODE_FIXED); 691 } else { 692 focusMode = Parameters::FOCUS_MODE_AUTO; 693 params.set(CameraParameters::KEY_FOCUS_MODE, 694 CameraParameters::FOCUS_MODE_AUTO); 695 String8 supportedFocusModes; 696 bool addComma = false; 697 camera_metadata_ro_entry_t focusDistanceCalibration = 698 staticInfo(ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION, 0, 0, false); 699 700 if (focusDistanceCalibration.count && 701 focusDistanceCalibration.data.u8[0] != 702 ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION_UNCALIBRATED) { 703 supportedFocusModes += CameraParameters::FOCUS_MODE_INFINITY; 704 addComma = true; 705 } 706 707 for (size_t i=0; i < availableAfModes.count; i++) { 708 if (addComma) supportedFocusModes += ","; 709 addComma = true; 710 switch (availableAfModes.data.u8[i]) { 711 case ANDROID_CONTROL_AF_MODE_AUTO: 712 supportedFocusModes += 713 CameraParameters::FOCUS_MODE_AUTO; 714 break; 715 case ANDROID_CONTROL_AF_MODE_MACRO: 716 supportedFocusModes += 717 CameraParameters::FOCUS_MODE_MACRO; 718 break; 719 case ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO: 720 supportedFocusModes += 721 CameraParameters::FOCUS_MODE_CONTINUOUS_VIDEO; 722 break; 723 case ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE: 724 supportedFocusModes += 725 CameraParameters::FOCUS_MODE_CONTINUOUS_PICTURE; 726 break; 727 case ANDROID_CONTROL_AF_MODE_EDOF: 728 supportedFocusModes += 729 CameraParameters::FOCUS_MODE_EDOF; 730 break; 731 // Not supported in old API 732 case ANDROID_CONTROL_AF_MODE_OFF: 733 addComma = false; 734 break; 735 default: 736 ALOGW("%s: Camera %d: Unknown AF mode value: %d", 737 __FUNCTION__, cameraId, availableAfModes.data.u8[i]); 738 addComma = false; 739 break; 740 } 741 } 742 params.set(CameraParameters::KEY_SUPPORTED_FOCUS_MODES, 743 supportedFocusModes); 744 } 745 focusState = ANDROID_CONTROL_AF_STATE_INACTIVE; 746 shadowFocusMode = FOCUS_MODE_INVALID; 747 748 camera_metadata_ro_entry_t max3aRegions = staticInfo(ANDROID_CONTROL_MAX_REGIONS, 749 Parameters::NUM_REGION, Parameters::NUM_REGION); 750 if (max3aRegions.count != Parameters::NUM_REGION) return NO_INIT; 751 752 int32_t maxNumFocusAreas = 0; 753 if (focusMode != Parameters::FOCUS_MODE_FIXED) { 754 maxNumFocusAreas = max3aRegions.data.i32[Parameters::REGION_AF]; 755 } 756 params.set(CameraParameters::KEY_MAX_NUM_FOCUS_AREAS, maxNumFocusAreas); 757 params.set(CameraParameters::KEY_FOCUS_AREAS, 758 "(0,0,0,0,0)"); 759 focusingAreas.clear(); 760 focusingAreas.add(Parameters::Area(0,0,0,0,0)); 761 762 camera_metadata_ro_entry_t availableFocalLengths = 763 staticInfo(ANDROID_LENS_INFO_AVAILABLE_FOCAL_LENGTHS, 0, 0, false); 764 if (!availableFocalLengths.count) return NO_INIT; 765 766 float minFocalLength = availableFocalLengths.data.f[0]; 767 params.setFloat(CameraParameters::KEY_FOCAL_LENGTH, minFocalLength); 768 769 float horizFov, vertFov; 770 res = calculatePictureFovs(&horizFov, &vertFov); 771 if (res != OK) { 772 ALOGE("%s: Can't calculate field of views!", __FUNCTION__); 773 return res; 774 } 775 776 params.setFloat(CameraParameters::KEY_HORIZONTAL_VIEW_ANGLE, horizFov); 777 params.setFloat(CameraParameters::KEY_VERTICAL_VIEW_ANGLE, vertFov); 778 779 exposureCompensation = 0; 780 params.set(CameraParameters::KEY_EXPOSURE_COMPENSATION, 781 exposureCompensation); 782 783 camera_metadata_ro_entry_t exposureCompensationRange = 784 staticInfo(ANDROID_CONTROL_AE_COMPENSATION_RANGE, 2, 2); 785 if (!exposureCompensationRange.count) return NO_INIT; 786 787 params.set(CameraParameters::KEY_MAX_EXPOSURE_COMPENSATION, 788 exposureCompensationRange.data.i32[1]); 789 params.set(CameraParameters::KEY_MIN_EXPOSURE_COMPENSATION, 790 exposureCompensationRange.data.i32[0]); 791 792 camera_metadata_ro_entry_t exposureCompensationStep = 793 staticInfo(ANDROID_CONTROL_AE_COMPENSATION_STEP, 1, 1); 794 if (!exposureCompensationStep.count) return NO_INIT; 795 796 params.setFloat(CameraParameters::KEY_EXPOSURE_COMPENSATION_STEP, 797 (float)exposureCompensationStep.data.r[0].numerator / 798 exposureCompensationStep.data.r[0].denominator); 799 800 autoExposureLock = false; 801 params.set(CameraParameters::KEY_AUTO_EXPOSURE_LOCK, 802 CameraParameters::FALSE); 803 params.set(CameraParameters::KEY_AUTO_EXPOSURE_LOCK_SUPPORTED, 804 CameraParameters::TRUE); 805 806 autoWhiteBalanceLock = false; 807 params.set(CameraParameters::KEY_AUTO_WHITEBALANCE_LOCK, 808 CameraParameters::FALSE); 809 params.set(CameraParameters::KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED, 810 CameraParameters::TRUE); 811 812 meteringAreas.add(Parameters::Area(0, 0, 0, 0, 0)); 813 params.set(CameraParameters::KEY_MAX_NUM_METERING_AREAS, 814 max3aRegions.data.i32[Parameters::REGION_AE]); 815 params.set(CameraParameters::KEY_METERING_AREAS, 816 "(0,0,0,0,0)"); 817 818 zoom = 0; 819 params.set(CameraParameters::KEY_ZOOM, zoom); 820 params.set(CameraParameters::KEY_MAX_ZOOM, NUM_ZOOM_STEPS - 1); 821 822 camera_metadata_ro_entry_t maxDigitalZoom = 823 staticInfo(ANDROID_SCALER_AVAILABLE_MAX_DIGITAL_ZOOM, /*minCount*/1, /*maxCount*/1); 824 if (!maxDigitalZoom.count) return NO_INIT; 825 826 { 827 String8 zoomRatios; 828 float zoom = 1.f; 829 float zoomIncrement = (maxDigitalZoom.data.f[0] - zoom) / 830 (NUM_ZOOM_STEPS-1); 831 bool addComma = false; 832 for (size_t i=0; i < NUM_ZOOM_STEPS; i++) { 833 if (addComma) zoomRatios += ","; 834 addComma = true; 835 zoomRatios += String8::format("%d", static_cast<int>(zoom * 100)); 836 zoom += zoomIncrement; 837 } 838 params.set(CameraParameters::KEY_ZOOM_RATIOS, zoomRatios); 839 } 840 841 params.set(CameraParameters::KEY_ZOOM_SUPPORTED, 842 CameraParameters::TRUE); 843 params.set(CameraParameters::KEY_SMOOTH_ZOOM_SUPPORTED, 844 CameraParameters::FALSE); 845 846 params.set(CameraParameters::KEY_FOCUS_DISTANCES, 847 "Infinity,Infinity,Infinity"); 848 849 params.set(CameraParameters::KEY_MAX_NUM_DETECTED_FACES_HW, 850 fastInfo.maxFaces); 851 params.set(CameraParameters::KEY_MAX_NUM_DETECTED_FACES_SW, 852 0); 853 854 params.set(CameraParameters::KEY_VIDEO_FRAME_FORMAT, 855 CameraParameters::PIXEL_FORMAT_ANDROID_OPAQUE); 856 857 recordingHint = false; 858 params.set(CameraParameters::KEY_RECORDING_HINT, 859 CameraParameters::FALSE); 860 861 params.set(CameraParameters::KEY_VIDEO_SNAPSHOT_SUPPORTED, 862 CameraParameters::TRUE); 863 864 videoStabilization = false; 865 params.set(CameraParameters::KEY_VIDEO_STABILIZATION, 866 CameraParameters::FALSE); 867 868 camera_metadata_ro_entry_t availableVideoStabilizationModes = 869 staticInfo(ANDROID_CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES, 0, 0, 870 false); 871 872 if (availableVideoStabilizationModes.count > 1) { 873 params.set(CameraParameters::KEY_VIDEO_STABILIZATION_SUPPORTED, 874 CameraParameters::TRUE); 875 } else { 876 params.set(CameraParameters::KEY_VIDEO_STABILIZATION_SUPPORTED, 877 CameraParameters::FALSE); 878 } 879 880 // Set up initial state for non-Camera.Parameters state variables 881 videoFormat = HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED; 882 videoDataSpace = HAL_DATASPACE_V0_BT709; 883 videoBufferMode = hardware::ICamera::VIDEO_BUFFER_MODE_DATA_CALLBACK_YUV; 884 playShutterSound = true; 885 enableFaceDetect = false; 886 887 enableFocusMoveMessages = false; 888 afTriggerCounter = 1; 889 afStateCounter = 0; 890 currentAfTriggerId = -1; 891 afInMotion = false; 892 893 precaptureTriggerCounter = 1; 894 895 takePictureCounter = 0; 896 897 previewCallbackFlags = 0; 898 previewCallbackOneShot = false; 899 previewCallbackSurface = false; 900 901 Size maxJpegSize = getMaxSize(getAvailableJpegSizes()); 902 int64_t minFrameDurationNs = getJpegStreamMinFrameDurationNs(maxJpegSize); 903 904 slowJpegMode = false; 905 if (minFrameDurationNs > kSlowJpegModeThreshold) { 906 slowJpegMode = true; 907 // Slow jpeg devices does not support video snapshot without 908 // slowing down preview. 909 // TODO: support video size video snapshot only? 910 params.set(CameraParameters::KEY_VIDEO_SNAPSHOT_SUPPORTED, 911 CameraParameters::FALSE); 912 } 913 914 char value[PROPERTY_VALUE_MAX]; 915 property_get("camera.disable_zsl_mode", value, "0"); 916 if (!strcmp(value,"1") || slowJpegMode) { 917 ALOGI("Camera %d: Disabling ZSL mode", cameraId); 918 allowZslMode = false; 919 } else { 920 allowZslMode = true; 921 } 922 923 ALOGI("%s: allowZslMode: %d slowJpegMode %d", __FUNCTION__, allowZslMode, slowJpegMode); 924 925 state = STOPPED; 926 927 paramsFlattened = params.flatten(); 928 929 return OK; 930 } 931 932 String8 Parameters::get() const { 933 return paramsFlattened; 934 } 935 936 status_t Parameters::buildFastInfo() { 937 938 camera_metadata_ro_entry_t activeArraySize = 939 staticInfo(ANDROID_SENSOR_INFO_ACTIVE_ARRAY_SIZE, 2, 4); 940 if (!activeArraySize.count) return NO_INIT; 941 int32_t arrayWidth; 942 int32_t arrayHeight; 943 if (activeArraySize.count == 2) { 944 ALOGW("%s: Camera %d: activeArraySize is missing xmin/ymin!", 945 __FUNCTION__, cameraId); 946 arrayWidth = activeArraySize.data.i32[0]; 947 arrayHeight = activeArraySize.data.i32[1]; 948 } else if (activeArraySize.count == 4) { 949 arrayWidth = activeArraySize.data.i32[2]; 950 arrayHeight = activeArraySize.data.i32[3]; 951 } else return NO_INIT; 952 953 // We'll set the target FPS range for still captures to be as wide 954 // as possible to give the HAL maximum latitude for exposure selection 955 camera_metadata_ro_entry_t availableFpsRanges = 956 staticInfo(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES, 2); 957 if (availableFpsRanges.count < 2 || availableFpsRanges.count % 2 != 0) { 958 return NO_INIT; 959 } 960 961 int32_t bestStillCaptureFpsRange[2] = { 962 availableFpsRanges.data.i32[0], availableFpsRanges.data.i32[1] 963 }; 964 int32_t curRange = 965 bestStillCaptureFpsRange[1] - bestStillCaptureFpsRange[0]; 966 for (size_t i = 2; i < availableFpsRanges.count; i += 2) { 967 int32_t nextRange = 968 availableFpsRanges.data.i32[i + 1] - 969 availableFpsRanges.data.i32[i]; 970 if ( (nextRange > curRange) || // Maximize size of FPS range first 971 (nextRange == curRange && // Then minimize low-end FPS 972 bestStillCaptureFpsRange[0] > availableFpsRanges.data.i32[i])) { 973 974 bestStillCaptureFpsRange[0] = availableFpsRanges.data.i32[i]; 975 bestStillCaptureFpsRange[1] = availableFpsRanges.data.i32[i + 1]; 976 curRange = nextRange; 977 } 978 } 979 980 camera_metadata_ro_entry_t availableFaceDetectModes = 981 staticInfo(ANDROID_STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES, 0, 0, 982 false); 983 984 uint8_t bestFaceDetectMode = 985 ANDROID_STATISTICS_FACE_DETECT_MODE_OFF; 986 for (size_t i = 0 ; i < availableFaceDetectModes.count; i++) { 987 switch (availableFaceDetectModes.data.u8[i]) { 988 case ANDROID_STATISTICS_FACE_DETECT_MODE_OFF: 989 break; 990 case ANDROID_STATISTICS_FACE_DETECT_MODE_SIMPLE: 991 if (bestFaceDetectMode != 992 ANDROID_STATISTICS_FACE_DETECT_MODE_FULL) { 993 bestFaceDetectMode = 994 ANDROID_STATISTICS_FACE_DETECT_MODE_SIMPLE; 995 } 996 break; 997 case ANDROID_STATISTICS_FACE_DETECT_MODE_FULL: 998 bestFaceDetectMode = 999 ANDROID_STATISTICS_FACE_DETECT_MODE_FULL; 1000 break; 1001 default: 1002 ALOGE("%s: Camera %d: Unknown face detect mode %d:", 1003 __FUNCTION__, cameraId, 1004 availableFaceDetectModes.data.u8[i]); 1005 return NO_INIT; 1006 } 1007 } 1008 1009 int32_t maxFaces = 0; 1010 camera_metadata_ro_entry_t maxFacesDetected = 1011 staticInfo(ANDROID_STATISTICS_INFO_MAX_FACE_COUNT, 0, 1, false); 1012 if (maxFacesDetected.count) { 1013 maxFaces = maxFacesDetected.data.i32[0]; 1014 } 1015 1016 camera_metadata_ro_entry_t availableSceneModes = 1017 staticInfo(ANDROID_CONTROL_AVAILABLE_SCENE_MODES, 0, 0, false); 1018 camera_metadata_ro_entry_t sceneModeOverrides = 1019 staticInfo(ANDROID_CONTROL_SCENE_MODE_OVERRIDES, 0, 0, false); 1020 camera_metadata_ro_entry_t minFocusDistance = 1021 staticInfo(ANDROID_LENS_INFO_MINIMUM_FOCUS_DISTANCE, 0, 0, false); 1022 bool fixedLens = minFocusDistance.count == 0 || 1023 minFocusDistance.data.f[0] == 0; 1024 1025 camera_metadata_ro_entry_t focusDistanceCalibration = 1026 staticInfo(ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION, 0, 0, 1027 false); 1028 bool canFocusInfinity = (focusDistanceCalibration.count && 1029 focusDistanceCalibration.data.u8[0] != 1030 ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION_UNCALIBRATED); 1031 1032 camera_metadata_ro_entry_t availableFocalLengths = 1033 staticInfo(ANDROID_LENS_INFO_AVAILABLE_FOCAL_LENGTHS); 1034 if (!availableFocalLengths.count) return NO_INIT; 1035 1036 SortedVector<int32_t> availableFormats = getAvailableOutputFormats(); 1037 if (!availableFormats.size()) return NO_INIT; 1038 1039 1040 if (sceneModeOverrides.count > 0) { 1041 // sceneModeOverrides is defined to have 3 entries for each scene mode, 1042 // which are AE, AWB, and AF override modes the HAL wants for that scene 1043 // mode. 1044 const size_t kModesPerSceneMode = 3; 1045 if (sceneModeOverrides.count != 1046 availableSceneModes.count * kModesPerSceneMode) { 1047 ALOGE("%s: Camera %d: Scene mode override list is an " 1048 "unexpected size: %zu (expected %zu)", __FUNCTION__, 1049 cameraId, sceneModeOverrides.count, 1050 availableSceneModes.count * kModesPerSceneMode); 1051 return NO_INIT; 1052 } 1053 for (size_t i = 0; i < availableSceneModes.count; i++) { 1054 DeviceInfo::OverrideModes modes; 1055 uint8_t aeMode = 1056 sceneModeOverrides.data.u8[i * kModesPerSceneMode + 0]; 1057 switch(aeMode) { 1058 case ANDROID_CONTROL_AE_MODE_ON: 1059 modes.flashMode = FLASH_MODE_OFF; 1060 break; 1061 case ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH: 1062 modes.flashMode = FLASH_MODE_AUTO; 1063 break; 1064 case ANDROID_CONTROL_AE_MODE_ON_ALWAYS_FLASH: 1065 modes.flashMode = FLASH_MODE_ON; 1066 break; 1067 case ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH_REDEYE: 1068 modes.flashMode = FLASH_MODE_RED_EYE; 1069 break; 1070 default: 1071 ALOGE("%s: Unknown override AE mode: %d", __FUNCTION__, 1072 aeMode); 1073 modes.flashMode = FLASH_MODE_INVALID; 1074 break; 1075 } 1076 modes.wbMode = 1077 sceneModeOverrides.data.u8[i * kModesPerSceneMode + 1]; 1078 uint8_t afMode = 1079 sceneModeOverrides.data.u8[i * kModesPerSceneMode + 2]; 1080 switch(afMode) { 1081 case ANDROID_CONTROL_AF_MODE_OFF: 1082 if (!fixedLens && !canFocusInfinity) { 1083 ALOGE("%s: Camera %d: Scene mode override lists asks for" 1084 " fixed focus on a device with focuser but not" 1085 " calibrated for infinity focus", __FUNCTION__, 1086 cameraId); 1087 return NO_INIT; 1088 } 1089 modes.focusMode = fixedLens ? 1090 FOCUS_MODE_FIXED : FOCUS_MODE_INFINITY; 1091 break; 1092 case ANDROID_CONTROL_AF_MODE_AUTO: 1093 case ANDROID_CONTROL_AF_MODE_MACRO: 1094 case ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO: 1095 case ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE: 1096 case ANDROID_CONTROL_AF_MODE_EDOF: 1097 modes.focusMode = static_cast<focusMode_t>(afMode); 1098 break; 1099 default: 1100 ALOGE("%s: Unknown override AF mode: %d", __FUNCTION__, 1101 afMode); 1102 modes.focusMode = FOCUS_MODE_INVALID; 1103 break; 1104 } 1105 fastInfo.sceneModeOverrides.add(availableSceneModes.data.u8[i], 1106 modes); 1107 } 1108 } 1109 1110 fastInfo.arrayWidth = arrayWidth; 1111 fastInfo.arrayHeight = arrayHeight; 1112 fastInfo.bestStillCaptureFpsRange[0] = bestStillCaptureFpsRange[0]; 1113 fastInfo.bestStillCaptureFpsRange[1] = bestStillCaptureFpsRange[1]; 1114 fastInfo.bestFaceDetectMode = bestFaceDetectMode; 1115 fastInfo.maxFaces = maxFaces; 1116 1117 // Find smallest (widest-angle) focal length to use as basis of still 1118 // picture FOV reporting. 1119 fastInfo.minFocalLength = availableFocalLengths.data.f[0]; 1120 for (size_t i = 1; i < availableFocalLengths.count; i++) { 1121 if (fastInfo.minFocalLength > availableFocalLengths.data.f[i]) { 1122 fastInfo.minFocalLength = availableFocalLengths.data.f[i]; 1123 } 1124 } 1125 1126 // Check if the HAL supports HAL_PIXEL_FORMAT_YCbCr_420_888 1127 fastInfo.useFlexibleYuv = false; 1128 for (size_t i = 0; i < availableFormats.size(); i++) { 1129 if (availableFormats[i] == HAL_PIXEL_FORMAT_YCbCr_420_888) { 1130 fastInfo.useFlexibleYuv = true; 1131 break; 1132 } 1133 } 1134 ALOGV("Camera %d: Flexible YUV %s supported", 1135 cameraId, fastInfo.useFlexibleYuv ? "is" : "is not"); 1136 1137 fastInfo.maxJpegSize = getMaxSize(getAvailableJpegSizes()); 1138 1139 return OK; 1140 } 1141 1142 status_t Parameters::buildQuirks() { 1143 camera_metadata_ro_entry_t entry; 1144 entry = info->find(ANDROID_QUIRKS_TRIGGER_AF_WITH_AUTO); 1145 quirks.triggerAfWithAuto = (entry.count != 0 && entry.data.u8[0] == 1); 1146 ALOGV_IF(quirks.triggerAfWithAuto, "Camera %d: Quirk triggerAfWithAuto enabled", 1147 cameraId); 1148 1149 entry = info->find(ANDROID_QUIRKS_USE_ZSL_FORMAT); 1150 quirks.useZslFormat = (entry.count != 0 && entry.data.u8[0] == 1); 1151 ALOGV_IF(quirks.useZslFormat, "Camera %d: Quirk useZslFormat enabled", 1152 cameraId); 1153 1154 entry = info->find(ANDROID_QUIRKS_METERING_CROP_REGION); 1155 quirks.meteringCropRegion = (entry.count != 0 && entry.data.u8[0] == 1); 1156 ALOGV_IF(quirks.meteringCropRegion, "Camera %d: Quirk meteringCropRegion" 1157 " enabled", cameraId); 1158 1159 entry = info->find(ANDROID_QUIRKS_USE_PARTIAL_RESULT); 1160 quirks.partialResults = (entry.count != 0 && entry.data.u8[0] == 1); 1161 ALOGV_IF(quirks.partialResults, "Camera %d: Quirk usePartialResult" 1162 " enabled", cameraId); 1163 1164 return OK; 1165 } 1166 1167 camera_metadata_ro_entry_t Parameters::staticInfo(uint32_t tag, 1168 size_t minCount, size_t maxCount, bool required) const { 1169 camera_metadata_ro_entry_t entry = info->find(tag); 1170 1171 if (CC_UNLIKELY( entry.count == 0 ) && required) { 1172 const char* tagSection = get_camera_metadata_section_name(tag); 1173 if (tagSection == NULL) tagSection = "<unknown>"; 1174 const char* tagName = get_camera_metadata_tag_name(tag); 1175 if (tagName == NULL) tagName = "<unknown>"; 1176 1177 ALOGE("Error finding static metadata entry '%s.%s' (%x)", 1178 tagSection, tagName, tag); 1179 } else if (CC_UNLIKELY( 1180 (minCount != 0 && entry.count < minCount) || 1181 (maxCount != 0 && entry.count > maxCount) ) ) { 1182 const char* tagSection = get_camera_metadata_section_name(tag); 1183 if (tagSection == NULL) tagSection = "<unknown>"; 1184 const char* tagName = get_camera_metadata_tag_name(tag); 1185 if (tagName == NULL) tagName = "<unknown>"; 1186 ALOGE("Malformed static metadata entry '%s.%s' (%x):" 1187 "Expected between %zu and %zu values, but got %zu values", 1188 tagSection, tagName, tag, minCount, maxCount, entry.count); 1189 } 1190 1191 return entry; 1192 } 1193 1194 status_t Parameters::set(const String8& paramString) { 1195 status_t res; 1196 1197 CameraParameters2 newParams(paramString); 1198 1199 // TODO: Currently ignoring any changes to supposedly read-only parameters 1200 // such as supported preview sizes, etc. Should probably produce an error if 1201 // they're changed. 1202 1203 /** Extract and verify new parameters */ 1204 1205 size_t i; 1206 1207 Parameters validatedParams(*this); 1208 1209 // PREVIEW_SIZE 1210 newParams.getPreviewSize(&validatedParams.previewWidth, 1211 &validatedParams.previewHeight); 1212 1213 if (validatedParams.previewWidth != previewWidth || 1214 validatedParams.previewHeight != previewHeight) { 1215 if (state >= PREVIEW) { 1216 ALOGE("%s: Preview size cannot be updated when preview " 1217 "is active! (Currently %d x %d, requested %d x %d", 1218 __FUNCTION__, 1219 previewWidth, previewHeight, 1220 validatedParams.previewWidth, validatedParams.previewHeight); 1221 return BAD_VALUE; 1222 } 1223 for (i = 0; i < availablePreviewSizes.size(); i++) { 1224 if ((availablePreviewSizes[i].width == 1225 validatedParams.previewWidth) && 1226 (availablePreviewSizes[i].height == 1227 validatedParams.previewHeight)) break; 1228 } 1229 if (i == availablePreviewSizes.size()) { 1230 ALOGE("%s: Requested preview size %d x %d is not supported", 1231 __FUNCTION__, validatedParams.previewWidth, 1232 validatedParams.previewHeight); 1233 return BAD_VALUE; 1234 } 1235 } 1236 1237 // RECORDING_HINT (always supported) 1238 validatedParams.recordingHint = boolFromString( 1239 newParams.get(CameraParameters::KEY_RECORDING_HINT) ); 1240 IF_ALOGV() { // Avoid unused variable warning 1241 bool recordingHintChanged = 1242 validatedParams.recordingHint != recordingHint; 1243 if (recordingHintChanged) { 1244 ALOGV("%s: Recording hint changed to %d", 1245 __FUNCTION__, validatedParams.recordingHint); 1246 } 1247 } 1248 1249 // PREVIEW_FPS_RANGE 1250 1251 /** 1252 * Use the single FPS value if it was set later than the range. 1253 * Otherwise, use the range value. 1254 */ 1255 bool fpsUseSingleValue; 1256 { 1257 const char *fpsRange, *fpsSingle; 1258 1259 fpsRange = newParams.get(CameraParameters::KEY_PREVIEW_FRAME_RATE); 1260 fpsSingle = newParams.get(CameraParameters::KEY_PREVIEW_FPS_RANGE); 1261 1262 /** 1263 * Pick either the range or the single key if only one was set. 1264 * 1265 * If both are set, pick the one that has greater set order. 1266 */ 1267 if (fpsRange == NULL && fpsSingle == NULL) { 1268 ALOGE("%s: FPS was not set. One of %s or %s must be set.", 1269 __FUNCTION__, CameraParameters::KEY_PREVIEW_FRAME_RATE, 1270 CameraParameters::KEY_PREVIEW_FPS_RANGE); 1271 return BAD_VALUE; 1272 } else if (fpsRange == NULL) { 1273 fpsUseSingleValue = true; 1274 ALOGV("%s: FPS range not set, using FPS single value", 1275 __FUNCTION__); 1276 } else if (fpsSingle == NULL) { 1277 fpsUseSingleValue = false; 1278 ALOGV("%s: FPS single not set, using FPS range value", 1279 __FUNCTION__); 1280 } else { 1281 int fpsKeyOrder; 1282 res = newParams.compareSetOrder( 1283 CameraParameters::KEY_PREVIEW_FRAME_RATE, 1284 CameraParameters::KEY_PREVIEW_FPS_RANGE, 1285 &fpsKeyOrder); 1286 LOG_ALWAYS_FATAL_IF(res != OK, "Impossibly bad FPS keys"); 1287 1288 fpsUseSingleValue = (fpsKeyOrder > 0); 1289 1290 } 1291 1292 ALOGV("%s: Preview FPS value is used from '%s'", 1293 __FUNCTION__, fpsUseSingleValue ? "single" : "range"); 1294 } 1295 newParams.getPreviewFpsRange(&validatedParams.previewFpsRange[0], 1296 &validatedParams.previewFpsRange[1]); 1297 1298 validatedParams.previewFpsRange[0] /= kFpsToApiScale; 1299 validatedParams.previewFpsRange[1] /= kFpsToApiScale; 1300 1301 // Ignore the FPS range if the FPS single has higher precedence 1302 if (!fpsUseSingleValue) { 1303 ALOGV("%s: Preview FPS range (%d, %d)", __FUNCTION__, 1304 validatedParams.previewFpsRange[0], 1305 validatedParams.previewFpsRange[1]); 1306 1307 camera_metadata_ro_entry_t availablePreviewFpsRanges = 1308 staticInfo(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES, 2); 1309 for (i = 0; i < availablePreviewFpsRanges.count; i += 2) { 1310 if ((availablePreviewFpsRanges.data.i32[i] == 1311 validatedParams.previewFpsRange[0]) && 1312 (availablePreviewFpsRanges.data.i32[i+1] == 1313 validatedParams.previewFpsRange[1]) ) { 1314 break; 1315 } 1316 } 1317 if (i == availablePreviewFpsRanges.count) { 1318 ALOGE("%s: Requested preview FPS range %d - %d is not supported", 1319 __FUNCTION__, validatedParams.previewFpsRange[0], 1320 validatedParams.previewFpsRange[1]); 1321 return BAD_VALUE; 1322 } 1323 } 1324 1325 // PREVIEW_FORMAT 1326 validatedParams.previewFormat = 1327 formatStringToEnum(newParams.getPreviewFormat()); 1328 if (validatedParams.previewFormat != previewFormat) { 1329 if (state >= PREVIEW) { 1330 ALOGE("%s: Preview format cannot be updated when preview " 1331 "is active!", __FUNCTION__); 1332 return BAD_VALUE; 1333 } 1334 SortedVector<int32_t> availableFormats = getAvailableOutputFormats(); 1335 // If using flexible YUV, always support NV21/YV12. Otherwise, check 1336 // HAL's list. 1337 if (! (fastInfo.useFlexibleYuv && 1338 (validatedParams.previewFormat == 1339 HAL_PIXEL_FORMAT_YCrCb_420_SP || 1340 validatedParams.previewFormat == 1341 HAL_PIXEL_FORMAT_YV12) ) ) { 1342 // Not using flexible YUV format, so check explicitly 1343 for (i = 0; i < availableFormats.size(); i++) { 1344 if (availableFormats[i] == validatedParams.previewFormat) break; 1345 } 1346 if (i == availableFormats.size()) { 1347 ALOGE("%s: Requested preview format %s (0x%x) is not supported", 1348 __FUNCTION__, newParams.getPreviewFormat(), 1349 validatedParams.previewFormat); 1350 return BAD_VALUE; 1351 } 1352 } 1353 } 1354 1355 // PREVIEW_FRAME_RATE Deprecated 1356 // - Use only if the single FPS value was set later than the FPS range 1357 if (fpsUseSingleValue) { 1358 int previewFps = newParams.getPreviewFrameRate(); 1359 ALOGV("%s: Preview FPS single value requested: %d", 1360 __FUNCTION__, previewFps); 1361 { 1362 camera_metadata_ro_entry_t availableFrameRates = 1363 staticInfo(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES); 1364 /** 1365 * If recording hint is set, find the range that encompasses 1366 * previewFps with the largest min index. 1367 * 1368 * If recording hint is not set, find the range with previewFps 1369 * with the smallest min index. 1370 * 1371 * Either way, in case of multiple ranges, break the tie by 1372 * selecting the smaller range. 1373 */ 1374 1375 // all ranges which have previewFps 1376 Vector<Range> candidateRanges; 1377 for (i = 0; i < availableFrameRates.count; i+=2) { 1378 Range r = { 1379 availableFrameRates.data.i32[i], 1380 availableFrameRates.data.i32[i+1] 1381 }; 1382 1383 if (r.min <= previewFps && previewFps <= r.max) { 1384 candidateRanges.push(r); 1385 } 1386 } 1387 if (candidateRanges.isEmpty()) { 1388 ALOGE("%s: Requested preview frame rate %d is not supported", 1389 __FUNCTION__, previewFps); 1390 return BAD_VALUE; 1391 } 1392 // most applicable range with targetFps 1393 Range bestRange = candidateRanges[0]; 1394 for (i = 1; i < candidateRanges.size(); ++i) { 1395 Range r = candidateRanges[i]; 1396 1397 // Find by largest minIndex in recording mode 1398 if (validatedParams.recordingHint) { 1399 if (r.min > bestRange.min) { 1400 bestRange = r; 1401 } 1402 else if (r.min == bestRange.min && r.max < bestRange.max) { 1403 bestRange = r; 1404 } 1405 } 1406 // Find by smallest minIndex in preview mode 1407 else { 1408 if (r.min < bestRange.min) { 1409 bestRange = r; 1410 } 1411 else if (r.min == bestRange.min && r.max < bestRange.max) { 1412 bestRange = r; 1413 } 1414 } 1415 } 1416 1417 validatedParams.previewFpsRange[0] = 1418 bestRange.min; 1419 validatedParams.previewFpsRange[1] = 1420 bestRange.max; 1421 1422 ALOGV("%s: New preview FPS range: %d, %d, recordingHint = %d", 1423 __FUNCTION__, 1424 validatedParams.previewFpsRange[0], 1425 validatedParams.previewFpsRange[1], 1426 validatedParams.recordingHint); 1427 } 1428 } 1429 1430 /** 1431 * Update Preview FPS and Preview FPS ranges based on 1432 * what we actually set. 1433 * 1434 * This updates the API-visible (Camera.Parameters#getParameters) values of 1435 * the FPS fields, not only the internal versions. 1436 * 1437 * Order matters: The value that was set last takes precedence. 1438 * - If the client does a setParameters(getParameters()) we retain 1439 * the same order for preview FPS. 1440 */ 1441 if (!fpsUseSingleValue) { 1442 // Set fps single, then fps range (range wins) 1443 newParams.setPreviewFrameRate( 1444 fpsFromRange(/*min*/validatedParams.previewFpsRange[0], 1445 /*max*/validatedParams.previewFpsRange[1])); 1446 newParams.setPreviewFpsRange( 1447 validatedParams.previewFpsRange[0] * kFpsToApiScale, 1448 validatedParams.previewFpsRange[1] * kFpsToApiScale); 1449 } else { 1450 // Set fps range, then fps single (single wins) 1451 newParams.setPreviewFpsRange( 1452 validatedParams.previewFpsRange[0] * kFpsToApiScale, 1453 validatedParams.previewFpsRange[1] * kFpsToApiScale); 1454 // Set this to the same value, but with higher priority 1455 newParams.setPreviewFrameRate( 1456 newParams.getPreviewFrameRate()); 1457 } 1458 1459 // PICTURE_SIZE 1460 newParams.getPictureSize(&validatedParams.pictureWidth, 1461 &validatedParams.pictureHeight); 1462 if (validatedParams.pictureWidth != pictureWidth || 1463 validatedParams.pictureHeight != pictureHeight) { 1464 Vector<Size> availablePictureSizes = getAvailableJpegSizes(); 1465 for (i = 0; i < availablePictureSizes.size(); i++) { 1466 if ((availablePictureSizes[i].width == 1467 validatedParams.pictureWidth) && 1468 (availablePictureSizes[i].height == 1469 validatedParams.pictureHeight)) break; 1470 } 1471 if (i == availablePictureSizes.size()) { 1472 ALOGE("%s: Requested picture size %d x %d is not supported", 1473 __FUNCTION__, validatedParams.pictureWidth, 1474 validatedParams.pictureHeight); 1475 return BAD_VALUE; 1476 } 1477 } 1478 1479 // JPEG_THUMBNAIL_WIDTH/HEIGHT 1480 validatedParams.jpegThumbSize[0] = 1481 newParams.getInt(CameraParameters::KEY_JPEG_THUMBNAIL_WIDTH); 1482 validatedParams.jpegThumbSize[1] = 1483 newParams.getInt(CameraParameters::KEY_JPEG_THUMBNAIL_HEIGHT); 1484 if (validatedParams.jpegThumbSize[0] != jpegThumbSize[0] || 1485 validatedParams.jpegThumbSize[1] != jpegThumbSize[1]) { 1486 camera_metadata_ro_entry_t availableJpegThumbSizes = 1487 staticInfo(ANDROID_JPEG_AVAILABLE_THUMBNAIL_SIZES); 1488 for (i = 0; i < availableJpegThumbSizes.count; i+=2) { 1489 if ((availableJpegThumbSizes.data.i32[i] == 1490 validatedParams.jpegThumbSize[0]) && 1491 (availableJpegThumbSizes.data.i32[i+1] == 1492 validatedParams.jpegThumbSize[1])) break; 1493 } 1494 if (i == availableJpegThumbSizes.count) { 1495 ALOGE("%s: Requested JPEG thumbnail size %d x %d is not supported", 1496 __FUNCTION__, validatedParams.jpegThumbSize[0], 1497 validatedParams.jpegThumbSize[1]); 1498 return BAD_VALUE; 1499 } 1500 } 1501 1502 // JPEG_THUMBNAIL_QUALITY 1503 int quality = newParams.getInt(CameraParameters::KEY_JPEG_THUMBNAIL_QUALITY); 1504 // also makes sure quality fits in uint8_t 1505 if (quality < 0 || quality > 100) { 1506 ALOGE("%s: Requested JPEG thumbnail quality %d is not supported", 1507 __FUNCTION__, quality); 1508 return BAD_VALUE; 1509 } 1510 validatedParams.jpegThumbQuality = quality; 1511 1512 // JPEG_QUALITY 1513 quality = newParams.getInt(CameraParameters::KEY_JPEG_QUALITY); 1514 // also makes sure quality fits in uint8_t 1515 if (quality < 0 || quality > 100) { 1516 ALOGE("%s: Requested JPEG quality %d is not supported", 1517 __FUNCTION__, quality); 1518 return BAD_VALUE; 1519 } 1520 validatedParams.jpegQuality = quality; 1521 1522 // ROTATION 1523 validatedParams.jpegRotation = 1524 newParams.getInt(CameraParameters::KEY_ROTATION); 1525 if (validatedParams.jpegRotation != 0 && 1526 validatedParams.jpegRotation != 90 && 1527 validatedParams.jpegRotation != 180 && 1528 validatedParams.jpegRotation != 270) { 1529 ALOGE("%s: Requested picture rotation angle %d is not supported", 1530 __FUNCTION__, validatedParams.jpegRotation); 1531 return BAD_VALUE; 1532 } 1533 1534 // GPS 1535 1536 const char *gpsLatStr = 1537 newParams.get(CameraParameters::KEY_GPS_LATITUDE); 1538 if (gpsLatStr != NULL) { 1539 const char *gpsLongStr = 1540 newParams.get(CameraParameters::KEY_GPS_LONGITUDE); 1541 const char *gpsAltitudeStr = 1542 newParams.get(CameraParameters::KEY_GPS_ALTITUDE); 1543 const char *gpsTimeStr = 1544 newParams.get(CameraParameters::KEY_GPS_TIMESTAMP); 1545 const char *gpsProcMethodStr = 1546 newParams.get(CameraParameters::KEY_GPS_PROCESSING_METHOD); 1547 if (gpsLongStr == NULL || 1548 gpsAltitudeStr == NULL || 1549 gpsTimeStr == NULL || 1550 gpsProcMethodStr == NULL) { 1551 ALOGE("%s: Incomplete set of GPS parameters provided", 1552 __FUNCTION__); 1553 return BAD_VALUE; 1554 } 1555 char *endPtr; 1556 errno = 0; 1557 validatedParams.gpsCoordinates[0] = strtod(gpsLatStr, &endPtr); 1558 if (errno || endPtr == gpsLatStr) { 1559 ALOGE("%s: Malformed GPS latitude: %s", __FUNCTION__, gpsLatStr); 1560 return BAD_VALUE; 1561 } 1562 errno = 0; 1563 validatedParams.gpsCoordinates[1] = strtod(gpsLongStr, &endPtr); 1564 if (errno || endPtr == gpsLongStr) { 1565 ALOGE("%s: Malformed GPS longitude: %s", __FUNCTION__, gpsLongStr); 1566 return BAD_VALUE; 1567 } 1568 errno = 0; 1569 validatedParams.gpsCoordinates[2] = strtod(gpsAltitudeStr, &endPtr); 1570 if (errno || endPtr == gpsAltitudeStr) { 1571 ALOGE("%s: Malformed GPS altitude: %s", __FUNCTION__, 1572 gpsAltitudeStr); 1573 return BAD_VALUE; 1574 } 1575 errno = 0; 1576 validatedParams.gpsTimestamp = strtoll(gpsTimeStr, &endPtr, 10); 1577 if (errno || endPtr == gpsTimeStr) { 1578 ALOGE("%s: Malformed GPS timestamp: %s", __FUNCTION__, gpsTimeStr); 1579 return BAD_VALUE; 1580 } 1581 validatedParams.gpsProcessingMethod = gpsProcMethodStr; 1582 1583 validatedParams.gpsEnabled = true; 1584 } else { 1585 validatedParams.gpsEnabled = false; 1586 } 1587 1588 // EFFECT 1589 validatedParams.effectMode = effectModeStringToEnum( 1590 newParams.get(CameraParameters::KEY_EFFECT) ); 1591 if (validatedParams.effectMode != effectMode) { 1592 camera_metadata_ro_entry_t availableEffectModes = 1593 staticInfo(ANDROID_CONTROL_AVAILABLE_EFFECTS); 1594 for (i = 0; i < availableEffectModes.count; i++) { 1595 if (validatedParams.effectMode == availableEffectModes.data.u8[i]) break; 1596 } 1597 if (i == availableEffectModes.count) { 1598 ALOGE("%s: Requested effect mode \"%s\" is not supported", 1599 __FUNCTION__, 1600 newParams.get(CameraParameters::KEY_EFFECT) ); 1601 return BAD_VALUE; 1602 } 1603 } 1604 1605 // ANTIBANDING 1606 validatedParams.antibandingMode = abModeStringToEnum( 1607 newParams.get(CameraParameters::KEY_ANTIBANDING) ); 1608 if (validatedParams.antibandingMode != antibandingMode) { 1609 camera_metadata_ro_entry_t availableAbModes = 1610 staticInfo(ANDROID_CONTROL_AE_AVAILABLE_ANTIBANDING_MODES); 1611 for (i = 0; i < availableAbModes.count; i++) { 1612 if (validatedParams.antibandingMode == availableAbModes.data.u8[i]) 1613 break; 1614 } 1615 if (i == availableAbModes.count) { 1616 ALOGE("%s: Requested antibanding mode \"%s\" is not supported", 1617 __FUNCTION__, 1618 newParams.get(CameraParameters::KEY_ANTIBANDING)); 1619 return BAD_VALUE; 1620 } 1621 } 1622 1623 // SCENE_MODE 1624 validatedParams.sceneMode = sceneModeStringToEnum( 1625 newParams.get(CameraParameters::KEY_SCENE_MODE) ); 1626 if (validatedParams.sceneMode != sceneMode && 1627 validatedParams.sceneMode != 1628 ANDROID_CONTROL_SCENE_MODE_DISABLED) { 1629 camera_metadata_ro_entry_t availableSceneModes = 1630 staticInfo(ANDROID_CONTROL_AVAILABLE_SCENE_MODES); 1631 for (i = 0; i < availableSceneModes.count; i++) { 1632 if (validatedParams.sceneMode == availableSceneModes.data.u8[i]) 1633 break; 1634 } 1635 if (i == availableSceneModes.count) { 1636 ALOGE("%s: Requested scene mode \"%s\" is not supported", 1637 __FUNCTION__, 1638 newParams.get(CameraParameters::KEY_SCENE_MODE)); 1639 return BAD_VALUE; 1640 } 1641 } 1642 bool sceneModeSet = 1643 validatedParams.sceneMode != ANDROID_CONTROL_SCENE_MODE_DISABLED; 1644 1645 // FLASH_MODE 1646 if (sceneModeSet) { 1647 validatedParams.flashMode = 1648 fastInfo.sceneModeOverrides. 1649 valueFor(validatedParams.sceneMode).flashMode; 1650 } else { 1651 validatedParams.flashMode = FLASH_MODE_INVALID; 1652 } 1653 if (validatedParams.flashMode == FLASH_MODE_INVALID) { 1654 validatedParams.flashMode = flashModeStringToEnum( 1655 newParams.get(CameraParameters::KEY_FLASH_MODE) ); 1656 } 1657 1658 if (validatedParams.flashMode != flashMode) { 1659 camera_metadata_ro_entry_t flashAvailable = 1660 staticInfo(ANDROID_FLASH_INFO_AVAILABLE, 1, 1); 1661 bool isFlashAvailable = 1662 flashAvailable.data.u8[0] == ANDROID_FLASH_INFO_AVAILABLE_TRUE; 1663 if (!isFlashAvailable && 1664 validatedParams.flashMode != Parameters::FLASH_MODE_OFF) { 1665 ALOGE("%s: Requested flash mode \"%s\" is not supported: " 1666 "No flash on device", __FUNCTION__, 1667 newParams.get(CameraParameters::KEY_FLASH_MODE)); 1668 return BAD_VALUE; 1669 } else if (validatedParams.flashMode == Parameters::FLASH_MODE_RED_EYE) { 1670 camera_metadata_ro_entry_t availableAeModes = 1671 staticInfo(ANDROID_CONTROL_AE_AVAILABLE_MODES); 1672 for (i = 0; i < availableAeModes.count; i++) { 1673 if (validatedParams.flashMode == availableAeModes.data.u8[i]) 1674 break; 1675 } 1676 if (i == availableAeModes.count) { 1677 ALOGE("%s: Requested flash mode \"%s\" is not supported", 1678 __FUNCTION__, 1679 newParams.get(CameraParameters::KEY_FLASH_MODE)); 1680 return BAD_VALUE; 1681 } 1682 } else if (validatedParams.flashMode == -1) { 1683 ALOGE("%s: Requested flash mode \"%s\" is unknown", 1684 __FUNCTION__, 1685 newParams.get(CameraParameters::KEY_FLASH_MODE)); 1686 return BAD_VALUE; 1687 } 1688 // Update in case of override, but only if flash is supported 1689 if (isFlashAvailable) { 1690 newParams.set(CameraParameters::KEY_FLASH_MODE, 1691 flashModeEnumToString(validatedParams.flashMode)); 1692 } 1693 } 1694 1695 // WHITE_BALANCE 1696 if (sceneModeSet) { 1697 validatedParams.wbMode = 1698 fastInfo.sceneModeOverrides. 1699 valueFor(validatedParams.sceneMode).wbMode; 1700 } else { 1701 validatedParams.wbMode = ANDROID_CONTROL_AWB_MODE_OFF; 1702 } 1703 if (validatedParams.wbMode == ANDROID_CONTROL_AWB_MODE_OFF) { 1704 validatedParams.wbMode = wbModeStringToEnum( 1705 newParams.get(CameraParameters::KEY_WHITE_BALANCE) ); 1706 } 1707 if (validatedParams.wbMode != wbMode) { 1708 camera_metadata_ro_entry_t availableWbModes = 1709 staticInfo(ANDROID_CONTROL_AWB_AVAILABLE_MODES, 0, 0, false); 1710 for (i = 0; i < availableWbModes.count; i++) { 1711 if (validatedParams.wbMode == availableWbModes.data.u8[i]) break; 1712 } 1713 if (i == availableWbModes.count) { 1714 ALOGE("%s: Requested white balance mode %s is not supported", 1715 __FUNCTION__, 1716 newParams.get(CameraParameters::KEY_WHITE_BALANCE)); 1717 return BAD_VALUE; 1718 } 1719 // Update in case of override 1720 newParams.set(CameraParameters::KEY_WHITE_BALANCE, 1721 wbModeEnumToString(validatedParams.wbMode)); 1722 } 1723 1724 // FOCUS_MODE 1725 if (sceneModeSet) { 1726 validatedParams.focusMode = 1727 fastInfo.sceneModeOverrides. 1728 valueFor(validatedParams.sceneMode).focusMode; 1729 } else { 1730 validatedParams.focusMode = FOCUS_MODE_INVALID; 1731 } 1732 if (validatedParams.focusMode == FOCUS_MODE_INVALID) { 1733 validatedParams.focusMode = focusModeStringToEnum( 1734 newParams.get(CameraParameters::KEY_FOCUS_MODE) ); 1735 } 1736 if (validatedParams.focusMode != focusMode) { 1737 validatedParams.currentAfTriggerId = -1; 1738 if (validatedParams.focusMode != Parameters::FOCUS_MODE_FIXED) { 1739 camera_metadata_ro_entry_t minFocusDistance = 1740 staticInfo(ANDROID_LENS_INFO_MINIMUM_FOCUS_DISTANCE, 0, 0, 1741 false); 1742 if (minFocusDistance.count && minFocusDistance.data.f[0] == 0) { 1743 ALOGE("%s: Requested focus mode \"%s\" is not available: " 1744 "fixed focus lens", 1745 __FUNCTION__, 1746 newParams.get(CameraParameters::KEY_FOCUS_MODE)); 1747 return BAD_VALUE; 1748 } else if (validatedParams.focusMode != 1749 Parameters::FOCUS_MODE_INFINITY) { 1750 camera_metadata_ro_entry_t availableFocusModes = 1751 staticInfo(ANDROID_CONTROL_AF_AVAILABLE_MODES); 1752 for (i = 0; i < availableFocusModes.count; i++) { 1753 if (validatedParams.focusMode == 1754 availableFocusModes.data.u8[i]) break; 1755 } 1756 if (i == availableFocusModes.count) { 1757 ALOGE("%s: Requested focus mode \"%s\" is not supported", 1758 __FUNCTION__, 1759 newParams.get(CameraParameters::KEY_FOCUS_MODE)); 1760 return BAD_VALUE; 1761 } 1762 } 1763 } 1764 validatedParams.focusState = ANDROID_CONTROL_AF_STATE_INACTIVE; 1765 // Always reset shadow focus mode to avoid reverting settings 1766 validatedParams.shadowFocusMode = FOCUS_MODE_INVALID; 1767 // Update in case of override 1768 newParams.set(CameraParameters::KEY_FOCUS_MODE, 1769 focusModeEnumToString(validatedParams.focusMode)); 1770 } else { 1771 validatedParams.currentAfTriggerId = currentAfTriggerId; 1772 } 1773 1774 // FOCUS_AREAS 1775 res = parseAreas(newParams.get(CameraParameters::KEY_FOCUS_AREAS), 1776 &validatedParams.focusingAreas); 1777 size_t maxAfRegions = (size_t)staticInfo(ANDROID_CONTROL_MAX_REGIONS, 1778 Parameters::NUM_REGION, Parameters::NUM_REGION). 1779 data.i32[Parameters::REGION_AF]; 1780 if (res == OK) res = validateAreas(validatedParams.focusingAreas, 1781 maxAfRegions, AREA_KIND_FOCUS); 1782 if (res != OK) { 1783 ALOGE("%s: Requested focus areas are malformed: %s", 1784 __FUNCTION__, newParams.get(CameraParameters::KEY_FOCUS_AREAS)); 1785 return BAD_VALUE; 1786 } 1787 1788 // EXPOSURE_COMPENSATION 1789 validatedParams.exposureCompensation = 1790 newParams.getInt(CameraParameters::KEY_EXPOSURE_COMPENSATION); 1791 camera_metadata_ro_entry_t exposureCompensationRange = 1792 staticInfo(ANDROID_CONTROL_AE_COMPENSATION_RANGE); 1793 if ((validatedParams.exposureCompensation < 1794 exposureCompensationRange.data.i32[0]) || 1795 (validatedParams.exposureCompensation > 1796 exposureCompensationRange.data.i32[1])) { 1797 ALOGE("%s: Requested exposure compensation index is out of bounds: %d", 1798 __FUNCTION__, validatedParams.exposureCompensation); 1799 return BAD_VALUE; 1800 } 1801 1802 // AUTO_EXPOSURE_LOCK (always supported) 1803 validatedParams.autoExposureLock = boolFromString( 1804 newParams.get(CameraParameters::KEY_AUTO_EXPOSURE_LOCK)); 1805 1806 // AUTO_WHITEBALANCE_LOCK (always supported) 1807 validatedParams.autoWhiteBalanceLock = boolFromString( 1808 newParams.get(CameraParameters::KEY_AUTO_WHITEBALANCE_LOCK)); 1809 1810 // METERING_AREAS 1811 size_t maxAeRegions = (size_t)staticInfo(ANDROID_CONTROL_MAX_REGIONS, 1812 Parameters::NUM_REGION, Parameters::NUM_REGION). 1813 data.i32[Parameters::REGION_AE]; 1814 res = parseAreas(newParams.get(CameraParameters::KEY_METERING_AREAS), 1815 &validatedParams.meteringAreas); 1816 if (res == OK) { 1817 res = validateAreas(validatedParams.meteringAreas, maxAeRegions, 1818 AREA_KIND_METERING); 1819 } 1820 if (res != OK) { 1821 ALOGE("%s: Requested metering areas are malformed: %s", 1822 __FUNCTION__, 1823 newParams.get(CameraParameters::KEY_METERING_AREAS)); 1824 return BAD_VALUE; 1825 } 1826 1827 // ZOOM 1828 validatedParams.zoom = newParams.getInt(CameraParameters::KEY_ZOOM); 1829 if (validatedParams.zoom < 0 1830 || validatedParams.zoom >= (int)NUM_ZOOM_STEPS) { 1831 ALOGE("%s: Requested zoom level %d is not supported", 1832 __FUNCTION__, validatedParams.zoom); 1833 return BAD_VALUE; 1834 } 1835 1836 // VIDEO_SIZE 1837 newParams.getVideoSize(&validatedParams.videoWidth, 1838 &validatedParams.videoHeight); 1839 if (validatedParams.videoWidth != videoWidth || 1840 validatedParams.videoHeight != videoHeight) { 1841 if (state == RECORD) { 1842 ALOGW("%s: Video size cannot be updated (from %d x %d to %d x %d)" 1843 " when recording is active! Ignore the size update!", 1844 __FUNCTION__, videoWidth, videoHeight, validatedParams.videoWidth, 1845 validatedParams.videoHeight); 1846 validatedParams.videoWidth = videoWidth; 1847 validatedParams.videoHeight = videoHeight; 1848 newParams.setVideoSize(videoWidth, videoHeight); 1849 } else { 1850 for (i = 0; i < availableVideoSizes.size(); i++) { 1851 if ((availableVideoSizes[i].width == 1852 validatedParams.videoWidth) && 1853 (availableVideoSizes[i].height == 1854 validatedParams.videoHeight)) break; 1855 } 1856 if (i == availableVideoSizes.size()) { 1857 ALOGE("%s: Requested video size %d x %d is not supported", 1858 __FUNCTION__, validatedParams.videoWidth, 1859 validatedParams.videoHeight); 1860 return BAD_VALUE; 1861 } 1862 } 1863 } 1864 1865 // VIDEO_STABILIZATION 1866 validatedParams.videoStabilization = boolFromString( 1867 newParams.get(CameraParameters::KEY_VIDEO_STABILIZATION) ); 1868 camera_metadata_ro_entry_t availableVideoStabilizationModes = 1869 staticInfo(ANDROID_CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES, 0, 0, 1870 false); 1871 if (validatedParams.videoStabilization && 1872 availableVideoStabilizationModes.count == 1) { 1873 ALOGE("%s: Video stabilization not supported", __FUNCTION__); 1874 } 1875 1876 /** Update internal parameters */ 1877 1878 *this = validatedParams; 1879 updateOverriddenJpegSize(); 1880 1881 /** Update external parameters calculated from the internal ones */ 1882 1883 // HORIZONTAL/VERTICAL FIELD OF VIEW 1884 float horizFov, vertFov; 1885 res = calculatePictureFovs(&horizFov, &vertFov); 1886 if (res != OK) { 1887 ALOGE("%s: Can't calculate FOVs", __FUNCTION__); 1888 // continue so parameters are at least consistent 1889 } 1890 newParams.setFloat(CameraParameters::KEY_HORIZONTAL_VIEW_ANGLE, 1891 horizFov); 1892 newParams.setFloat(CameraParameters::KEY_VERTICAL_VIEW_ANGLE, 1893 vertFov); 1894 ALOGV("Current still picture FOV: %f x %f deg", horizFov, vertFov); 1895 1896 // Need to flatten again in case of overrides 1897 paramsFlattened = newParams.flatten(); 1898 params = newParams; 1899 1900 return OK; 1901 } 1902 1903 status_t Parameters::updateRequest(CameraMetadata *request) const { 1904 ATRACE_CALL(); 1905 status_t res; 1906 1907 /** 1908 * Mixin default important security values 1909 * - android.led.transmit = defaulted ON 1910 */ 1911 camera_metadata_ro_entry_t entry = staticInfo(ANDROID_LED_AVAILABLE_LEDS, 1912 /*minimumCount*/0, 1913 /*maximumCount*/0, 1914 /*required*/false); 1915 for(size_t i = 0; i < entry.count; ++i) { 1916 uint8_t led = entry.data.u8[i]; 1917 1918 switch(led) { 1919 // Transmit LED is unconditionally on when using 1920 // the android.hardware.Camera API 1921 case ANDROID_LED_AVAILABLE_LEDS_TRANSMIT: { 1922 uint8_t transmitDefault = ANDROID_LED_TRANSMIT_ON; 1923 res = request->update(ANDROID_LED_TRANSMIT, 1924 &transmitDefault, 1); 1925 if (res != OK) return res; 1926 break; 1927 } 1928 } 1929 } 1930 1931 /** 1932 * Construct metadata from parameters 1933 */ 1934 1935 uint8_t metadataMode = ANDROID_REQUEST_METADATA_MODE_FULL; 1936 res = request->update(ANDROID_REQUEST_METADATA_MODE, 1937 &metadataMode, 1); 1938 if (res != OK) return res; 1939 1940 camera_metadata_entry_t intent = 1941 request->find(ANDROID_CONTROL_CAPTURE_INTENT); 1942 1943 if (intent.count == 0) return BAD_VALUE; 1944 1945 if (intent.data.u8[0] == ANDROID_CONTROL_CAPTURE_INTENT_STILL_CAPTURE) { 1946 res = request->update(ANDROID_CONTROL_AE_TARGET_FPS_RANGE, 1947 fastInfo.bestStillCaptureFpsRange, 2); 1948 } else { 1949 res = request->update(ANDROID_CONTROL_AE_TARGET_FPS_RANGE, 1950 previewFpsRange, 2); 1951 } 1952 if (res != OK) return res; 1953 1954 uint8_t reqWbLock = autoWhiteBalanceLock ? 1955 ANDROID_CONTROL_AWB_LOCK_ON : ANDROID_CONTROL_AWB_LOCK_OFF; 1956 res = request->update(ANDROID_CONTROL_AWB_LOCK, 1957 &reqWbLock, 1); 1958 1959 res = request->update(ANDROID_CONTROL_EFFECT_MODE, 1960 &effectMode, 1); 1961 if (res != OK) return res; 1962 res = request->update(ANDROID_CONTROL_AE_ANTIBANDING_MODE, 1963 &antibandingMode, 1); 1964 if (res != OK) return res; 1965 1966 // android.hardware.Camera requires that when face detect is enabled, the 1967 // camera is in a face-priority mode. HAL3.x splits this into separate parts 1968 // (face detection statistics and face priority scene mode). Map from other 1969 // to the other. 1970 bool sceneModeActive = 1971 sceneMode != (uint8_t)ANDROID_CONTROL_SCENE_MODE_DISABLED; 1972 uint8_t reqControlMode = ANDROID_CONTROL_MODE_AUTO; 1973 if (enableFaceDetect || sceneModeActive) { 1974 reqControlMode = ANDROID_CONTROL_MODE_USE_SCENE_MODE; 1975 } 1976 res = request->update(ANDROID_CONTROL_MODE, 1977 &reqControlMode, 1); 1978 if (res != OK) return res; 1979 1980 uint8_t reqSceneMode = 1981 sceneModeActive ? sceneMode : 1982 enableFaceDetect ? (uint8_t)ANDROID_CONTROL_SCENE_MODE_FACE_PRIORITY : 1983 (uint8_t)ANDROID_CONTROL_SCENE_MODE_DISABLED; 1984 res = request->update(ANDROID_CONTROL_SCENE_MODE, 1985 &reqSceneMode, 1); 1986 if (res != OK) return res; 1987 1988 uint8_t reqFlashMode = ANDROID_FLASH_MODE_OFF; 1989 uint8_t reqAeMode = ANDROID_CONTROL_AE_MODE_OFF; 1990 switch (flashMode) { 1991 case Parameters::FLASH_MODE_OFF: 1992 reqAeMode = ANDROID_CONTROL_AE_MODE_ON; break; 1993 case Parameters::FLASH_MODE_AUTO: 1994 reqAeMode = ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH; break; 1995 case Parameters::FLASH_MODE_ON: 1996 reqAeMode = ANDROID_CONTROL_AE_MODE_ON_ALWAYS_FLASH; break; 1997 case Parameters::FLASH_MODE_TORCH: 1998 reqAeMode = ANDROID_CONTROL_AE_MODE_ON; 1999 reqFlashMode = ANDROID_FLASH_MODE_TORCH; 2000 break; 2001 case Parameters::FLASH_MODE_RED_EYE: 2002 reqAeMode = ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH_REDEYE; break; 2003 default: 2004 ALOGE("%s: Camera %d: Unknown flash mode %d", __FUNCTION__, 2005 cameraId, flashMode); 2006 return BAD_VALUE; 2007 } 2008 res = request->update(ANDROID_FLASH_MODE, 2009 &reqFlashMode, 1); 2010 if (res != OK) return res; 2011 res = request->update(ANDROID_CONTROL_AE_MODE, 2012 &reqAeMode, 1); 2013 if (res != OK) return res; 2014 2015 uint8_t reqAeLock = autoExposureLock ? 2016 ANDROID_CONTROL_AE_LOCK_ON : ANDROID_CONTROL_AE_LOCK_OFF; 2017 res = request->update(ANDROID_CONTROL_AE_LOCK, 2018 &reqAeLock, 1); 2019 if (res != OK) return res; 2020 2021 res = request->update(ANDROID_CONTROL_AWB_MODE, 2022 &wbMode, 1); 2023 if (res != OK) return res; 2024 2025 float reqFocusDistance = 0; // infinity focus in diopters 2026 uint8_t reqFocusMode = ANDROID_CONTROL_AF_MODE_OFF; 2027 switch (focusMode) { 2028 case Parameters::FOCUS_MODE_AUTO: 2029 case Parameters::FOCUS_MODE_MACRO: 2030 case Parameters::FOCUS_MODE_CONTINUOUS_VIDEO: 2031 case Parameters::FOCUS_MODE_CONTINUOUS_PICTURE: 2032 case Parameters::FOCUS_MODE_EDOF: 2033 reqFocusMode = focusMode; 2034 break; 2035 case Parameters::FOCUS_MODE_INFINITY: 2036 case Parameters::FOCUS_MODE_FIXED: 2037 reqFocusMode = ANDROID_CONTROL_AF_MODE_OFF; 2038 break; 2039 default: 2040 ALOGE("%s: Camera %d: Unknown focus mode %d", __FUNCTION__, 2041 cameraId, focusMode); 2042 return BAD_VALUE; 2043 } 2044 res = request->update(ANDROID_LENS_FOCUS_DISTANCE, 2045 &reqFocusDistance, 1); 2046 if (res != OK) return res; 2047 res = request->update(ANDROID_CONTROL_AF_MODE, 2048 &reqFocusMode, 1); 2049 if (res != OK) return res; 2050 2051 size_t reqFocusingAreasSize = focusingAreas.size() * 5; 2052 int32_t *reqFocusingAreas = new int32_t[reqFocusingAreasSize]; 2053 for (size_t i = 0, j = 0; i < reqFocusingAreasSize; i += 5, j++) { 2054 if (focusingAreas[j].weight != 0) { 2055 reqFocusingAreas[i + 0] = 2056 normalizedXToArray(focusingAreas[j].left); 2057 reqFocusingAreas[i + 1] = 2058 normalizedYToArray(focusingAreas[j].top); 2059 reqFocusingAreas[i + 2] = 2060 normalizedXToArray(focusingAreas[j].right); 2061 reqFocusingAreas[i + 3] = 2062 normalizedYToArray(focusingAreas[j].bottom); 2063 } else { 2064 reqFocusingAreas[i + 0] = 0; 2065 reqFocusingAreas[i + 1] = 0; 2066 reqFocusingAreas[i + 2] = 0; 2067 reqFocusingAreas[i + 3] = 0; 2068 } 2069 reqFocusingAreas[i + 4] = focusingAreas[j].weight; 2070 } 2071 res = request->update(ANDROID_CONTROL_AF_REGIONS, 2072 reqFocusingAreas, reqFocusingAreasSize); 2073 if (res != OK) return res; 2074 delete[] reqFocusingAreas; 2075 2076 res = request->update(ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION, 2077 &exposureCompensation, 1); 2078 if (res != OK) return res; 2079 2080 size_t reqMeteringAreasSize = meteringAreas.size() * 5; 2081 int32_t *reqMeteringAreas = new int32_t[reqMeteringAreasSize]; 2082 for (size_t i = 0, j = 0; i < reqMeteringAreasSize; i += 5, j++) { 2083 if (meteringAreas[j].weight != 0) { 2084 reqMeteringAreas[i + 0] = 2085 normalizedXToArray(meteringAreas[j].left); 2086 reqMeteringAreas[i + 1] = 2087 normalizedYToArray(meteringAreas[j].top); 2088 reqMeteringAreas[i + 2] = 2089 normalizedXToArray(meteringAreas[j].right); 2090 reqMeteringAreas[i + 3] = 2091 normalizedYToArray(meteringAreas[j].bottom); 2092 } else { 2093 reqMeteringAreas[i + 0] = 0; 2094 reqMeteringAreas[i + 1] = 0; 2095 reqMeteringAreas[i + 2] = 0; 2096 reqMeteringAreas[i + 3] = 0; 2097 } 2098 reqMeteringAreas[i + 4] = meteringAreas[j].weight; 2099 } 2100 res = request->update(ANDROID_CONTROL_AE_REGIONS, 2101 reqMeteringAreas, reqMeteringAreasSize); 2102 if (res != OK) return res; 2103 2104 // Set awb regions to be the same as the metering regions if allowed 2105 size_t maxAwbRegions = (size_t)staticInfo(ANDROID_CONTROL_MAX_REGIONS, 2106 Parameters::NUM_REGION, Parameters::NUM_REGION). 2107 data.i32[Parameters::REGION_AWB]; 2108 if (maxAwbRegions > 0) { 2109 if (maxAwbRegions >= meteringAreas.size()) { 2110 res = request->update(ANDROID_CONTROL_AWB_REGIONS, 2111 reqMeteringAreas, reqMeteringAreasSize); 2112 } else { 2113 // Ensure the awb regions are zeroed if the region count is too high. 2114 int32_t zeroedAwbAreas[5] = {0, 0, 0, 0, 0}; 2115 res = request->update(ANDROID_CONTROL_AWB_REGIONS, 2116 zeroedAwbAreas, sizeof(zeroedAwbAreas)/sizeof(int32_t)); 2117 } 2118 if (res != OK) return res; 2119 } 2120 2121 delete[] reqMeteringAreas; 2122 2123 CropRegion crop = calculateCropRegion(/*previewOnly*/ false); 2124 int32_t reqCropRegion[4] = { 2125 static_cast<int32_t>(crop.left), 2126 static_cast<int32_t>(crop.top), 2127 static_cast<int32_t>(crop.width), 2128 static_cast<int32_t>(crop.height) 2129 }; 2130 res = request->update(ANDROID_SCALER_CROP_REGION, 2131 reqCropRegion, 4); 2132 if (res != OK) return res; 2133 2134 uint8_t reqVstabMode = videoStabilization ? 2135 ANDROID_CONTROL_VIDEO_STABILIZATION_MODE_ON : 2136 ANDROID_CONTROL_VIDEO_STABILIZATION_MODE_OFF; 2137 res = request->update(ANDROID_CONTROL_VIDEO_STABILIZATION_MODE, 2138 &reqVstabMode, 1); 2139 if (res != OK) return res; 2140 2141 uint8_t reqFaceDetectMode = enableFaceDetect ? 2142 fastInfo.bestFaceDetectMode : 2143 (uint8_t)ANDROID_STATISTICS_FACE_DETECT_MODE_OFF; 2144 res = request->update(ANDROID_STATISTICS_FACE_DETECT_MODE, 2145 &reqFaceDetectMode, 1); 2146 if (res != OK) return res; 2147 2148 return OK; 2149 } 2150 2151 status_t Parameters::updateRequestJpeg(CameraMetadata *request) const { 2152 status_t res; 2153 2154 res = request->update(ANDROID_JPEG_THUMBNAIL_SIZE, 2155 jpegThumbSize, 2); 2156 if (res != OK) return res; 2157 res = request->update(ANDROID_JPEG_THUMBNAIL_QUALITY, 2158 &jpegThumbQuality, 1); 2159 if (res != OK) return res; 2160 res = request->update(ANDROID_JPEG_QUALITY, 2161 &jpegQuality, 1); 2162 if (res != OK) return res; 2163 res = request->update( 2164 ANDROID_JPEG_ORIENTATION, 2165 &jpegRotation, 1); 2166 if (res != OK) return res; 2167 2168 if (gpsEnabled) { 2169 res = request->update( 2170 ANDROID_JPEG_GPS_COORDINATES, 2171 gpsCoordinates, 3); 2172 if (res != OK) return res; 2173 res = request->update( 2174 ANDROID_JPEG_GPS_TIMESTAMP, 2175 &gpsTimestamp, 1); 2176 if (res != OK) return res; 2177 res = request->update( 2178 ANDROID_JPEG_GPS_PROCESSING_METHOD, 2179 gpsProcessingMethod); 2180 if (res != OK) return res; 2181 } else { 2182 res = request->erase(ANDROID_JPEG_GPS_COORDINATES); 2183 if (res != OK) return res; 2184 res = request->erase(ANDROID_JPEG_GPS_TIMESTAMP); 2185 if (res != OK) return res; 2186 res = request->erase(ANDROID_JPEG_GPS_PROCESSING_METHOD); 2187 if (res != OK) return res; 2188 } 2189 return OK; 2190 } 2191 2192 status_t Parameters::overrideJpegSizeByVideoSize() { 2193 if (pictureSizeOverriden) { 2194 ALOGV("Picture size has been overridden. Skip overriding"); 2195 return OK; 2196 } 2197 2198 pictureSizeOverriden = true; 2199 pictureWidthLastSet = pictureWidth; 2200 pictureHeightLastSet = pictureHeight; 2201 pictureWidth = videoWidth; 2202 pictureHeight = videoHeight; 2203 // This change of picture size is invisible to app layer. 2204 // Do not update app visible params 2205 return OK; 2206 } 2207 2208 status_t Parameters::updateOverriddenJpegSize() { 2209 if (!pictureSizeOverriden) { 2210 ALOGV("Picture size has not been overridden. Skip checking"); 2211 return OK; 2212 } 2213 2214 pictureWidthLastSet = pictureWidth; 2215 pictureHeightLastSet = pictureHeight; 2216 2217 if (pictureWidth <= videoWidth && pictureHeight <= videoHeight) { 2218 // Picture size is now smaller than video size. No need to override anymore 2219 return recoverOverriddenJpegSize(); 2220 } 2221 2222 pictureWidth = videoWidth; 2223 pictureHeight = videoHeight; 2224 2225 return OK; 2226 } 2227 2228 status_t Parameters::recoverOverriddenJpegSize() { 2229 if (!pictureSizeOverriden) { 2230 ALOGV("Picture size has not been overridden. Skip recovering"); 2231 return OK; 2232 } 2233 pictureSizeOverriden = false; 2234 pictureWidth = pictureWidthLastSet; 2235 pictureHeight = pictureHeightLastSet; 2236 return OK; 2237 } 2238 2239 bool Parameters::isJpegSizeOverridden() { 2240 return pictureSizeOverriden; 2241 } 2242 2243 bool Parameters::useZeroShutterLag() const { 2244 // If ZSL mode is disabled, don't use it 2245 if (!allowZslMode) return false; 2246 // If recording hint is enabled, don't do ZSL 2247 if (recordingHint) return false; 2248 // If still capture size is no bigger than preview or video size, 2249 // don't do ZSL 2250 if (pictureWidth <= previewWidth || pictureHeight <= previewHeight || 2251 pictureWidth <= videoWidth || pictureHeight <= videoHeight) { 2252 return false; 2253 } 2254 // If still capture size is less than quarter of max, don't do ZSL 2255 if ((pictureWidth * pictureHeight) < 2256 (fastInfo.maxJpegSize.width * fastInfo.maxJpegSize.height / 4) ) { 2257 return false; 2258 } 2259 return true; 2260 } 2261 2262 const char* Parameters::getStateName(State state) { 2263 #define CASE_ENUM_TO_CHAR(x) case x: return(#x); break; 2264 switch(state) { 2265 CASE_ENUM_TO_CHAR(DISCONNECTED) 2266 CASE_ENUM_TO_CHAR(STOPPED) 2267 CASE_ENUM_TO_CHAR(WAITING_FOR_PREVIEW_WINDOW) 2268 CASE_ENUM_TO_CHAR(PREVIEW) 2269 CASE_ENUM_TO_CHAR(RECORD) 2270 CASE_ENUM_TO_CHAR(STILL_CAPTURE) 2271 CASE_ENUM_TO_CHAR(VIDEO_SNAPSHOT) 2272 default: 2273 return "Unknown state!"; 2274 break; 2275 } 2276 #undef CASE_ENUM_TO_CHAR 2277 } 2278 2279 int Parameters::formatStringToEnum(const char *format) { 2280 return CameraParameters::previewFormatToEnum(format); 2281 } 2282 2283 const char* Parameters::formatEnumToString(int format) { 2284 const char *fmt; 2285 switch(format) { 2286 case HAL_PIXEL_FORMAT_YCbCr_422_SP: // NV16 2287 fmt = CameraParameters::PIXEL_FORMAT_YUV422SP; 2288 break; 2289 case HAL_PIXEL_FORMAT_YCrCb_420_SP: // NV21 2290 fmt = CameraParameters::PIXEL_FORMAT_YUV420SP; 2291 break; 2292 case HAL_PIXEL_FORMAT_YCbCr_422_I: // YUY2 2293 fmt = CameraParameters::PIXEL_FORMAT_YUV422I; 2294 break; 2295 case HAL_PIXEL_FORMAT_YV12: // YV12 2296 fmt = CameraParameters::PIXEL_FORMAT_YUV420P; 2297 break; 2298 case HAL_PIXEL_FORMAT_RGB_565: // RGB565 2299 fmt = CameraParameters::PIXEL_FORMAT_RGB565; 2300 break; 2301 case HAL_PIXEL_FORMAT_RGBA_8888: // RGBA8888 2302 fmt = CameraParameters::PIXEL_FORMAT_RGBA8888; 2303 break; 2304 case HAL_PIXEL_FORMAT_RAW16: 2305 ALOGW("Raw sensor preview format requested."); 2306 fmt = CameraParameters::PIXEL_FORMAT_BAYER_RGGB; 2307 break; 2308 default: 2309 ALOGE("%s: Unknown preview format: %x", 2310 __FUNCTION__, format); 2311 fmt = NULL; 2312 break; 2313 } 2314 return fmt; 2315 } 2316 2317 int Parameters::wbModeStringToEnum(const char *wbMode) { 2318 return 2319 !wbMode ? 2320 ANDROID_CONTROL_AWB_MODE_AUTO : 2321 !strcmp(wbMode, CameraParameters::WHITE_BALANCE_AUTO) ? 2322 ANDROID_CONTROL_AWB_MODE_AUTO : 2323 !strcmp(wbMode, CameraParameters::WHITE_BALANCE_INCANDESCENT) ? 2324 ANDROID_CONTROL_AWB_MODE_INCANDESCENT : 2325 !strcmp(wbMode, CameraParameters::WHITE_BALANCE_FLUORESCENT) ? 2326 ANDROID_CONTROL_AWB_MODE_FLUORESCENT : 2327 !strcmp(wbMode, CameraParameters::WHITE_BALANCE_WARM_FLUORESCENT) ? 2328 ANDROID_CONTROL_AWB_MODE_WARM_FLUORESCENT : 2329 !strcmp(wbMode, CameraParameters::WHITE_BALANCE_DAYLIGHT) ? 2330 ANDROID_CONTROL_AWB_MODE_DAYLIGHT : 2331 !strcmp(wbMode, CameraParameters::WHITE_BALANCE_CLOUDY_DAYLIGHT) ? 2332 ANDROID_CONTROL_AWB_MODE_CLOUDY_DAYLIGHT : 2333 !strcmp(wbMode, CameraParameters::WHITE_BALANCE_TWILIGHT) ? 2334 ANDROID_CONTROL_AWB_MODE_TWILIGHT : 2335 !strcmp(wbMode, CameraParameters::WHITE_BALANCE_SHADE) ? 2336 ANDROID_CONTROL_AWB_MODE_SHADE : 2337 -1; 2338 } 2339 2340 const char* Parameters::wbModeEnumToString(uint8_t wbMode) { 2341 switch (wbMode) { 2342 case ANDROID_CONTROL_AWB_MODE_AUTO: 2343 return CameraParameters::WHITE_BALANCE_AUTO; 2344 case ANDROID_CONTROL_AWB_MODE_INCANDESCENT: 2345 return CameraParameters::WHITE_BALANCE_INCANDESCENT; 2346 case ANDROID_CONTROL_AWB_MODE_FLUORESCENT: 2347 return CameraParameters::WHITE_BALANCE_FLUORESCENT; 2348 case ANDROID_CONTROL_AWB_MODE_WARM_FLUORESCENT: 2349 return CameraParameters::WHITE_BALANCE_WARM_FLUORESCENT; 2350 case ANDROID_CONTROL_AWB_MODE_DAYLIGHT: 2351 return CameraParameters::WHITE_BALANCE_DAYLIGHT; 2352 case ANDROID_CONTROL_AWB_MODE_CLOUDY_DAYLIGHT: 2353 return CameraParameters::WHITE_BALANCE_CLOUDY_DAYLIGHT; 2354 case ANDROID_CONTROL_AWB_MODE_TWILIGHT: 2355 return CameraParameters::WHITE_BALANCE_TWILIGHT; 2356 case ANDROID_CONTROL_AWB_MODE_SHADE: 2357 return CameraParameters::WHITE_BALANCE_SHADE; 2358 default: 2359 ALOGE("%s: Unknown AWB mode enum: %d", 2360 __FUNCTION__, wbMode); 2361 return "unknown"; 2362 } 2363 } 2364 2365 int Parameters::effectModeStringToEnum(const char *effectMode) { 2366 return 2367 !effectMode ? 2368 ANDROID_CONTROL_EFFECT_MODE_OFF : 2369 !strcmp(effectMode, CameraParameters::EFFECT_NONE) ? 2370 ANDROID_CONTROL_EFFECT_MODE_OFF : 2371 !strcmp(effectMode, CameraParameters::EFFECT_MONO) ? 2372 ANDROID_CONTROL_EFFECT_MODE_MONO : 2373 !strcmp(effectMode, CameraParameters::EFFECT_NEGATIVE) ? 2374 ANDROID_CONTROL_EFFECT_MODE_NEGATIVE : 2375 !strcmp(effectMode, CameraParameters::EFFECT_SOLARIZE) ? 2376 ANDROID_CONTROL_EFFECT_MODE_SOLARIZE : 2377 !strcmp(effectMode, CameraParameters::EFFECT_SEPIA) ? 2378 ANDROID_CONTROL_EFFECT_MODE_SEPIA : 2379 !strcmp(effectMode, CameraParameters::EFFECT_POSTERIZE) ? 2380 ANDROID_CONTROL_EFFECT_MODE_POSTERIZE : 2381 !strcmp(effectMode, CameraParameters::EFFECT_WHITEBOARD) ? 2382 ANDROID_CONTROL_EFFECT_MODE_WHITEBOARD : 2383 !strcmp(effectMode, CameraParameters::EFFECT_BLACKBOARD) ? 2384 ANDROID_CONTROL_EFFECT_MODE_BLACKBOARD : 2385 !strcmp(effectMode, CameraParameters::EFFECT_AQUA) ? 2386 ANDROID_CONTROL_EFFECT_MODE_AQUA : 2387 -1; 2388 } 2389 2390 int Parameters::abModeStringToEnum(const char *abMode) { 2391 return 2392 !abMode ? 2393 ANDROID_CONTROL_AE_ANTIBANDING_MODE_AUTO : 2394 !strcmp(abMode, CameraParameters::ANTIBANDING_AUTO) ? 2395 ANDROID_CONTROL_AE_ANTIBANDING_MODE_AUTO : 2396 !strcmp(abMode, CameraParameters::ANTIBANDING_OFF) ? 2397 ANDROID_CONTROL_AE_ANTIBANDING_MODE_OFF : 2398 !strcmp(abMode, CameraParameters::ANTIBANDING_50HZ) ? 2399 ANDROID_CONTROL_AE_ANTIBANDING_MODE_50HZ : 2400 !strcmp(abMode, CameraParameters::ANTIBANDING_60HZ) ? 2401 ANDROID_CONTROL_AE_ANTIBANDING_MODE_60HZ : 2402 -1; 2403 } 2404 2405 int Parameters::sceneModeStringToEnum(const char *sceneMode) { 2406 return 2407 !sceneMode ? 2408 ANDROID_CONTROL_SCENE_MODE_DISABLED : 2409 !strcmp(sceneMode, CameraParameters::SCENE_MODE_AUTO) ? 2410 ANDROID_CONTROL_SCENE_MODE_DISABLED : 2411 !strcmp(sceneMode, CameraParameters::SCENE_MODE_ACTION) ? 2412 ANDROID_CONTROL_SCENE_MODE_ACTION : 2413 !strcmp(sceneMode, CameraParameters::SCENE_MODE_PORTRAIT) ? 2414 ANDROID_CONTROL_SCENE_MODE_PORTRAIT : 2415 !strcmp(sceneMode, CameraParameters::SCENE_MODE_LANDSCAPE) ? 2416 ANDROID_CONTROL_SCENE_MODE_LANDSCAPE : 2417 !strcmp(sceneMode, CameraParameters::SCENE_MODE_NIGHT) ? 2418 ANDROID_CONTROL_SCENE_MODE_NIGHT : 2419 !strcmp(sceneMode, CameraParameters::SCENE_MODE_NIGHT_PORTRAIT) ? 2420 ANDROID_CONTROL_SCENE_MODE_NIGHT_PORTRAIT : 2421 !strcmp(sceneMode, CameraParameters::SCENE_MODE_THEATRE) ? 2422 ANDROID_CONTROL_SCENE_MODE_THEATRE : 2423 !strcmp(sceneMode, CameraParameters::SCENE_MODE_BEACH) ? 2424 ANDROID_CONTROL_SCENE_MODE_BEACH : 2425 !strcmp(sceneMode, CameraParameters::SCENE_MODE_SNOW) ? 2426 ANDROID_CONTROL_SCENE_MODE_SNOW : 2427 !strcmp(sceneMode, CameraParameters::SCENE_MODE_SUNSET) ? 2428 ANDROID_CONTROL_SCENE_MODE_SUNSET : 2429 !strcmp(sceneMode, CameraParameters::SCENE_MODE_STEADYPHOTO) ? 2430 ANDROID_CONTROL_SCENE_MODE_STEADYPHOTO : 2431 !strcmp(sceneMode, CameraParameters::SCENE_MODE_FIREWORKS) ? 2432 ANDROID_CONTROL_SCENE_MODE_FIREWORKS : 2433 !strcmp(sceneMode, CameraParameters::SCENE_MODE_SPORTS) ? 2434 ANDROID_CONTROL_SCENE_MODE_SPORTS : 2435 !strcmp(sceneMode, CameraParameters::SCENE_MODE_PARTY) ? 2436 ANDROID_CONTROL_SCENE_MODE_PARTY : 2437 !strcmp(sceneMode, CameraParameters::SCENE_MODE_CANDLELIGHT) ? 2438 ANDROID_CONTROL_SCENE_MODE_CANDLELIGHT : 2439 !strcmp(sceneMode, CameraParameters::SCENE_MODE_BARCODE) ? 2440 ANDROID_CONTROL_SCENE_MODE_BARCODE: 2441 !strcmp(sceneMode, CameraParameters::SCENE_MODE_HDR) ? 2442 ANDROID_CONTROL_SCENE_MODE_HDR: 2443 -1; 2444 } 2445 2446 Parameters::Parameters::flashMode_t Parameters::flashModeStringToEnum( 2447 const char *flashMode) { 2448 return 2449 !flashMode ? 2450 Parameters::FLASH_MODE_OFF : 2451 !strcmp(flashMode, CameraParameters::FLASH_MODE_OFF) ? 2452 Parameters::FLASH_MODE_OFF : 2453 !strcmp(flashMode, CameraParameters::FLASH_MODE_AUTO) ? 2454 Parameters::FLASH_MODE_AUTO : 2455 !strcmp(flashMode, CameraParameters::FLASH_MODE_ON) ? 2456 Parameters::FLASH_MODE_ON : 2457 !strcmp(flashMode, CameraParameters::FLASH_MODE_RED_EYE) ? 2458 Parameters::FLASH_MODE_RED_EYE : 2459 !strcmp(flashMode, CameraParameters::FLASH_MODE_TORCH) ? 2460 Parameters::FLASH_MODE_TORCH : 2461 Parameters::FLASH_MODE_INVALID; 2462 } 2463 2464 const char *Parameters::flashModeEnumToString(flashMode_t flashMode) { 2465 switch (flashMode) { 2466 case FLASH_MODE_OFF: 2467 return CameraParameters::FLASH_MODE_OFF; 2468 case FLASH_MODE_AUTO: 2469 return CameraParameters::FLASH_MODE_AUTO; 2470 case FLASH_MODE_ON: 2471 return CameraParameters::FLASH_MODE_ON; 2472 case FLASH_MODE_RED_EYE: 2473 return CameraParameters::FLASH_MODE_RED_EYE; 2474 case FLASH_MODE_TORCH: 2475 return CameraParameters::FLASH_MODE_TORCH; 2476 default: 2477 ALOGE("%s: Unknown flash mode enum %d", 2478 __FUNCTION__, flashMode); 2479 return "unknown"; 2480 } 2481 } 2482 2483 Parameters::Parameters::focusMode_t Parameters::focusModeStringToEnum( 2484 const char *focusMode) { 2485 return 2486 !focusMode ? 2487 Parameters::FOCUS_MODE_INVALID : 2488 !strcmp(focusMode, CameraParameters::FOCUS_MODE_AUTO) ? 2489 Parameters::FOCUS_MODE_AUTO : 2490 !strcmp(focusMode, CameraParameters::FOCUS_MODE_INFINITY) ? 2491 Parameters::FOCUS_MODE_INFINITY : 2492 !strcmp(focusMode, CameraParameters::FOCUS_MODE_MACRO) ? 2493 Parameters::FOCUS_MODE_MACRO : 2494 !strcmp(focusMode, CameraParameters::FOCUS_MODE_FIXED) ? 2495 Parameters::FOCUS_MODE_FIXED : 2496 !strcmp(focusMode, CameraParameters::FOCUS_MODE_EDOF) ? 2497 Parameters::FOCUS_MODE_EDOF : 2498 !strcmp(focusMode, CameraParameters::FOCUS_MODE_CONTINUOUS_VIDEO) ? 2499 Parameters::FOCUS_MODE_CONTINUOUS_VIDEO : 2500 !strcmp(focusMode, CameraParameters::FOCUS_MODE_CONTINUOUS_PICTURE) ? 2501 Parameters::FOCUS_MODE_CONTINUOUS_PICTURE : 2502 Parameters::FOCUS_MODE_INVALID; 2503 } 2504 2505 const char *Parameters::focusModeEnumToString(focusMode_t focusMode) { 2506 switch (focusMode) { 2507 case FOCUS_MODE_AUTO: 2508 return CameraParameters::FOCUS_MODE_AUTO; 2509 case FOCUS_MODE_MACRO: 2510 return CameraParameters::FOCUS_MODE_MACRO; 2511 case FOCUS_MODE_CONTINUOUS_VIDEO: 2512 return CameraParameters::FOCUS_MODE_CONTINUOUS_VIDEO; 2513 case FOCUS_MODE_CONTINUOUS_PICTURE: 2514 return CameraParameters::FOCUS_MODE_CONTINUOUS_PICTURE; 2515 case FOCUS_MODE_EDOF: 2516 return CameraParameters::FOCUS_MODE_EDOF; 2517 case FOCUS_MODE_INFINITY: 2518 return CameraParameters::FOCUS_MODE_INFINITY; 2519 case FOCUS_MODE_FIXED: 2520 return CameraParameters::FOCUS_MODE_FIXED; 2521 default: 2522 ALOGE("%s: Unknown focus mode enum: %d", 2523 __FUNCTION__, focusMode); 2524 return "unknown"; 2525 } 2526 } 2527 2528 status_t Parameters::parseAreas(const char *areasCStr, 2529 Vector<Parameters::Area> *areas) { 2530 static const size_t NUM_FIELDS = 5; 2531 areas->clear(); 2532 if (areasCStr == NULL) { 2533 // If no key exists, use default (0,0,0,0,0) 2534 areas->push(); 2535 return OK; 2536 } 2537 String8 areasStr(areasCStr); 2538 ssize_t areaStart = areasStr.find("(", 0) + 1; 2539 while (areaStart != 0) { 2540 const char* area = areasStr.string() + areaStart; 2541 char *numEnd; 2542 int vals[NUM_FIELDS]; 2543 for (size_t i = 0; i < NUM_FIELDS; i++) { 2544 errno = 0; 2545 vals[i] = strtol(area, &numEnd, 10); 2546 if (errno || numEnd == area) return BAD_VALUE; 2547 area = numEnd + 1; 2548 } 2549 areas->push(Parameters::Area( 2550 vals[0], vals[1], vals[2], vals[3], vals[4]) ); 2551 areaStart = areasStr.find("(", areaStart) + 1; 2552 } 2553 return OK; 2554 } 2555 2556 status_t Parameters::validateAreas(const Vector<Parameters::Area> &areas, 2557 size_t maxRegions, 2558 AreaKind areaKind) const { 2559 // Definition of valid area can be found in 2560 // include/camera/CameraParameters.h 2561 if (areas.size() == 0) return BAD_VALUE; 2562 if (areas.size() == 1) { 2563 if (areas[0].left == 0 && 2564 areas[0].top == 0 && 2565 areas[0].right == 0 && 2566 areas[0].bottom == 0 && 2567 areas[0].weight == 0) { 2568 // Single (0,0,0,0,0) entry is always valid (== driver decides) 2569 return OK; 2570 } 2571 } 2572 2573 // fixed focus can only set (0,0,0,0,0) focus area 2574 if (areaKind == AREA_KIND_FOCUS && focusMode == FOCUS_MODE_FIXED) { 2575 return BAD_VALUE; 2576 } 2577 2578 if (areas.size() > maxRegions) { 2579 ALOGE("%s: Too many areas requested: %zu", 2580 __FUNCTION__, areas.size()); 2581 return BAD_VALUE; 2582 } 2583 2584 for (Vector<Parameters::Area>::const_iterator a = areas.begin(); 2585 a != areas.end(); a++) { 2586 if (a->weight < 1 || a->weight > 1000) return BAD_VALUE; 2587 if (a->left < -1000 || a->left > 1000) return BAD_VALUE; 2588 if (a->top < -1000 || a->top > 1000) return BAD_VALUE; 2589 if (a->right < -1000 || a->right > 1000) return BAD_VALUE; 2590 if (a->bottom < -1000 || a->bottom > 1000) return BAD_VALUE; 2591 if (a->left >= a->right) return BAD_VALUE; 2592 if (a->top >= a->bottom) return BAD_VALUE; 2593 } 2594 return OK; 2595 } 2596 2597 bool Parameters::boolFromString(const char *boolStr) { 2598 return !boolStr ? false : 2599 !strcmp(boolStr, CameraParameters::TRUE) ? true : 2600 false; 2601 } 2602 2603 int Parameters::degToTransform(int degrees, bool mirror) { 2604 if (!mirror) { 2605 if (degrees == 0) return 0; 2606 else if (degrees == 90) return HAL_TRANSFORM_ROT_90; 2607 else if (degrees == 180) return HAL_TRANSFORM_ROT_180; 2608 else if (degrees == 270) return HAL_TRANSFORM_ROT_270; 2609 } else { // Do mirror (horizontal flip) 2610 if (degrees == 0) { // FLIP_H and ROT_0 2611 return HAL_TRANSFORM_FLIP_H; 2612 } else if (degrees == 90) { // FLIP_H and ROT_90 2613 return HAL_TRANSFORM_FLIP_H | HAL_TRANSFORM_ROT_90; 2614 } else if (degrees == 180) { // FLIP_H and ROT_180 2615 return HAL_TRANSFORM_FLIP_V; 2616 } else if (degrees == 270) { // FLIP_H and ROT_270 2617 return HAL_TRANSFORM_FLIP_V | HAL_TRANSFORM_ROT_90; 2618 } 2619 } 2620 ALOGE("%s: Bad input: %d", __FUNCTION__, degrees); 2621 return -1; 2622 } 2623 2624 int Parameters::cropXToArray(int x) const { 2625 ALOG_ASSERT(x >= 0, "Crop-relative X coordinate = '%d' is out of bounds" 2626 "(lower = 0)", x); 2627 2628 CropRegion previewCrop = calculateCropRegion(/*previewOnly*/ true); 2629 ALOG_ASSERT(x < previewCrop.width, "Crop-relative X coordinate = '%d' " 2630 "is out of bounds (upper = %f)", x, previewCrop.width); 2631 2632 int ret = x + previewCrop.left; 2633 2634 ALOG_ASSERT( (ret >= 0 && ret < fastInfo.arrayWidth), 2635 "Calculated pixel array value X = '%d' is out of bounds (upper = %d)", 2636 ret, fastInfo.arrayWidth); 2637 return ret; 2638 } 2639 2640 int Parameters::cropYToArray(int y) const { 2641 ALOG_ASSERT(y >= 0, "Crop-relative Y coordinate = '%d' is out of bounds " 2642 "(lower = 0)", y); 2643 2644 CropRegion previewCrop = calculateCropRegion(/*previewOnly*/ true); 2645 ALOG_ASSERT(y < previewCrop.height, "Crop-relative Y coordinate = '%d' is " 2646 "out of bounds (upper = %f)", y, previewCrop.height); 2647 2648 int ret = y + previewCrop.top; 2649 2650 ALOG_ASSERT( (ret >= 0 && ret < fastInfo.arrayHeight), 2651 "Calculated pixel array value Y = '%d' is out of bounds (upper = %d)", 2652 ret, fastInfo.arrayHeight); 2653 2654 return ret; 2655 2656 } 2657 2658 int Parameters::normalizedXToCrop(int x) const { 2659 CropRegion previewCrop = calculateCropRegion(/*previewOnly*/ true); 2660 return (x + 1000) * (previewCrop.width - 1) / 2000; 2661 } 2662 2663 int Parameters::normalizedYToCrop(int y) const { 2664 CropRegion previewCrop = calculateCropRegion(/*previewOnly*/ true); 2665 return (y + 1000) * (previewCrop.height - 1) / 2000; 2666 } 2667 2668 int Parameters::normalizedXToArray(int x) const { 2669 2670 // Work-around for HAL pre-scaling the coordinates themselves 2671 if (quirks.meteringCropRegion) { 2672 return (x + 1000) * (fastInfo.arrayWidth - 1) / 2000; 2673 } 2674 2675 return cropXToArray(normalizedXToCrop(x)); 2676 } 2677 2678 int Parameters::normalizedYToArray(int y) const { 2679 // Work-around for HAL pre-scaling the coordinates themselves 2680 if (quirks.meteringCropRegion) { 2681 return (y + 1000) * (fastInfo.arrayHeight - 1) / 2000; 2682 } 2683 2684 return cropYToArray(normalizedYToCrop(y)); 2685 } 2686 2687 2688 Parameters::CropRegion Parameters::calculatePreviewCrop( 2689 const CropRegion &scalerCrop) const { 2690 float left, top, width, height; 2691 float previewAspect = static_cast<float>(previewWidth) / previewHeight; 2692 float cropAspect = scalerCrop.width / scalerCrop.height; 2693 2694 if (previewAspect > cropAspect) { 2695 width = scalerCrop.width; 2696 height = cropAspect * scalerCrop.height / previewAspect; 2697 2698 left = scalerCrop.left; 2699 top = scalerCrop.top + (scalerCrop.height - height) / 2; 2700 } else { 2701 width = previewAspect * scalerCrop.width / cropAspect; 2702 height = scalerCrop.height; 2703 2704 left = scalerCrop.left + (scalerCrop.width - width) / 2; 2705 top = scalerCrop.top; 2706 } 2707 2708 CropRegion previewCrop = {left, top, width, height}; 2709 2710 return previewCrop; 2711 } 2712 2713 int Parameters::arrayXToNormalizedWithCrop(int x, 2714 const CropRegion &scalerCrop) const { 2715 // Work-around for HAL pre-scaling the coordinates themselves 2716 if (quirks.meteringCropRegion) { 2717 return x * 2000 / (fastInfo.arrayWidth - 1) - 1000; 2718 } else { 2719 CropRegion previewCrop = calculatePreviewCrop(scalerCrop); 2720 return (x - previewCrop.left) * 2000 / (previewCrop.width - 1) - 1000; 2721 } 2722 } 2723 2724 int Parameters::arrayYToNormalizedWithCrop(int y, 2725 const CropRegion &scalerCrop) const { 2726 // Work-around for HAL pre-scaling the coordinates themselves 2727 if (quirks.meteringCropRegion) { 2728 return y * 2000 / (fastInfo.arrayHeight - 1) - 1000; 2729 } else { 2730 CropRegion previewCrop = calculatePreviewCrop(scalerCrop); 2731 return (y - previewCrop.top) * 2000 / (previewCrop.height - 1) - 1000; 2732 } 2733 } 2734 2735 status_t Parameters::getFilteredSizes(Size limit, Vector<Size> *sizes) { 2736 if (info == NULL) { 2737 ALOGE("%s: Static metadata is not initialized", __FUNCTION__); 2738 return NO_INIT; 2739 } 2740 if (sizes == NULL) { 2741 ALOGE("%s: Input size is null", __FUNCTION__); 2742 return BAD_VALUE; 2743 } 2744 sizes->clear(); 2745 2746 if (mDeviceVersion >= CAMERA_DEVICE_API_VERSION_3_2) { 2747 Vector<StreamConfiguration> scs = getStreamConfigurations(); 2748 for (size_t i=0; i < scs.size(); i++) { 2749 const StreamConfiguration &sc = scs[i]; 2750 if (sc.isInput == ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_OUTPUT && 2751 sc.format == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED && 2752 sc.width <= limit.width && sc.height <= limit.height) { 2753 Size sz = {sc.width, sc.height}; 2754 sizes->push(sz); 2755 } 2756 } 2757 } else { 2758 const size_t SIZE_COUNT = sizeof(Size) / sizeof(int); 2759 camera_metadata_ro_entry_t availableProcessedSizes = 2760 staticInfo(ANDROID_SCALER_AVAILABLE_PROCESSED_SIZES, SIZE_COUNT); 2761 if (availableProcessedSizes.count < SIZE_COUNT) return BAD_VALUE; 2762 2763 Size filteredSize; 2764 for (size_t i = 0; i < availableProcessedSizes.count; i += SIZE_COUNT) { 2765 filteredSize.width = availableProcessedSizes.data.i32[i]; 2766 filteredSize.height = availableProcessedSizes.data.i32[i+1]; 2767 // Need skip the preview sizes that are too large. 2768 if (filteredSize.width <= limit.width && 2769 filteredSize.height <= limit.height) { 2770 sizes->push(filteredSize); 2771 } 2772 } 2773 } 2774 2775 if (sizes->isEmpty()) { 2776 ALOGE("generated preview size list is empty!!"); 2777 return BAD_VALUE; 2778 } 2779 return OK; 2780 } 2781 2782 Parameters::Size Parameters::getMaxSizeForRatio( 2783 float ratio, const int32_t* sizeArray, size_t count) { 2784 ALOG_ASSERT(sizeArray != NULL, "size array shouldn't be NULL"); 2785 ALOG_ASSERT(count >= 2 && count % 2 == 0, "count must be a positive even number"); 2786 2787 Size maxSize = {0, 0}; 2788 for (size_t i = 0; i < count; i += 2) { 2789 if (sizeArray[i] > 0 && sizeArray[i+1] > 0) { 2790 float curRatio = static_cast<float>(sizeArray[i]) / sizeArray[i+1]; 2791 if (fabs(curRatio - ratio) < ASPECT_RATIO_TOLERANCE && maxSize.width < sizeArray[i]) { 2792 maxSize.width = sizeArray[i]; 2793 maxSize.height = sizeArray[i+1]; 2794 } 2795 } 2796 } 2797 2798 if (maxSize.width == 0 || maxSize.height == 0) { 2799 maxSize.width = sizeArray[0]; 2800 maxSize.height = sizeArray[1]; 2801 ALOGW("Unable to find the size to match the given aspect ratio %f." 2802 "Fall back to %d x %d", ratio, maxSize.width, maxSize.height); 2803 } 2804 2805 return maxSize; 2806 } 2807 2808 Parameters::Size Parameters::getMaxSize(const Vector<Parameters::Size> &sizes) { 2809 Size maxSize = {-1, -1}; 2810 for (size_t i = 0; i < sizes.size(); i++) { 2811 if (sizes[i].width > maxSize.width || 2812 (sizes[i].width == maxSize.width && sizes[i].height > maxSize.height )) { 2813 maxSize = sizes[i]; 2814 } 2815 } 2816 return maxSize; 2817 } 2818 2819 Vector<Parameters::StreamConfiguration> Parameters::getStreamConfigurations() { 2820 const int STREAM_CONFIGURATION_SIZE = 4; 2821 const int STREAM_FORMAT_OFFSET = 0; 2822 const int STREAM_WIDTH_OFFSET = 1; 2823 const int STREAM_HEIGHT_OFFSET = 2; 2824 const int STREAM_IS_INPUT_OFFSET = 3; 2825 Vector<StreamConfiguration> scs; 2826 if (mDeviceVersion < CAMERA_DEVICE_API_VERSION_3_2) { 2827 ALOGE("StreamConfiguration is only valid after device HAL 3.2!"); 2828 return scs; 2829 } 2830 2831 camera_metadata_ro_entry_t availableStreamConfigs = 2832 staticInfo(ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS); 2833 for (size_t i = 0; i < availableStreamConfigs.count; i+= STREAM_CONFIGURATION_SIZE) { 2834 int32_t format = availableStreamConfigs.data.i32[i + STREAM_FORMAT_OFFSET]; 2835 int32_t width = availableStreamConfigs.data.i32[i + STREAM_WIDTH_OFFSET]; 2836 int32_t height = availableStreamConfigs.data.i32[i + STREAM_HEIGHT_OFFSET]; 2837 int32_t isInput = availableStreamConfigs.data.i32[i + STREAM_IS_INPUT_OFFSET]; 2838 StreamConfiguration sc = {format, width, height, isInput}; 2839 scs.add(sc); 2840 } 2841 return scs; 2842 } 2843 2844 int64_t Parameters::getJpegStreamMinFrameDurationNs(Parameters::Size size) { 2845 if (mDeviceVersion >= CAMERA_DEVICE_API_VERSION_3_2) { 2846 return getMinFrameDurationNs(size, HAL_PIXEL_FORMAT_BLOB); 2847 } else { 2848 Vector<Size> availableJpegSizes = getAvailableJpegSizes(); 2849 size_t streamIdx = availableJpegSizes.size(); 2850 for (size_t i = 0; i < availableJpegSizes.size(); i++) { 2851 if (availableJpegSizes[i].width == size.width && 2852 availableJpegSizes[i].height == size.height) { 2853 streamIdx = i; 2854 break; 2855 } 2856 } 2857 if (streamIdx != availableJpegSizes.size()) { 2858 camera_metadata_ro_entry_t jpegMinDurations = 2859 staticInfo(ANDROID_SCALER_AVAILABLE_JPEG_MIN_DURATIONS); 2860 if (streamIdx < jpegMinDurations.count) { 2861 return jpegMinDurations.data.i64[streamIdx]; 2862 } 2863 } 2864 } 2865 ALOGE("%s: cannot find min frame duration for jpeg size %dx%d", 2866 __FUNCTION__, size.width, size.height); 2867 return -1; 2868 } 2869 2870 int64_t Parameters::getMinFrameDurationNs(Parameters::Size size, int fmt) { 2871 if (mDeviceVersion < CAMERA_DEVICE_API_VERSION_3_2) { 2872 ALOGE("Min frame duration for HAL 3.1 or lower is not supported"); 2873 return -1; 2874 } 2875 2876 const int STREAM_DURATION_SIZE = 4; 2877 const int STREAM_FORMAT_OFFSET = 0; 2878 const int STREAM_WIDTH_OFFSET = 1; 2879 const int STREAM_HEIGHT_OFFSET = 2; 2880 const int STREAM_DURATION_OFFSET = 3; 2881 camera_metadata_ro_entry_t availableStreamMinDurations = 2882 staticInfo(ANDROID_SCALER_AVAILABLE_MIN_FRAME_DURATIONS); 2883 for (size_t i = 0; i < availableStreamMinDurations.count; i+= STREAM_DURATION_SIZE) { 2884 int64_t format = availableStreamMinDurations.data.i64[i + STREAM_FORMAT_OFFSET]; 2885 int64_t width = availableStreamMinDurations.data.i64[i + STREAM_WIDTH_OFFSET]; 2886 int64_t height = availableStreamMinDurations.data.i64[i + STREAM_HEIGHT_OFFSET]; 2887 int64_t duration = availableStreamMinDurations.data.i64[i + STREAM_DURATION_OFFSET]; 2888 if (format == fmt && width == size.width && height == size.height) { 2889 return duration; 2890 } 2891 } 2892 2893 return -1; 2894 } 2895 2896 bool Parameters::isFpsSupported(const Vector<Size> &sizes, int format, int32_t fps) { 2897 // Skip the check for older HAL version, as the min duration is not supported. 2898 if (mDeviceVersion < CAMERA_DEVICE_API_VERSION_3_2) { 2899 return true; 2900 } 2901 2902 // Get min frame duration for each size and check if the given fps range can be supported. 2903 const int32_t FPS_MARGIN = 1; 2904 for (size_t i = 0 ; i < sizes.size(); i++) { 2905 int64_t minFrameDuration = getMinFrameDurationNs(sizes[i], format); 2906 if (minFrameDuration <= 0) { 2907 ALOGE("Min frame duration (%" PRId64") for size (%dx%d) and format 0x%x is wrong!", 2908 minFrameDuration, sizes[i].width, sizes[i].height, format); 2909 return false; 2910 } 2911 int32_t maxSupportedFps = 1e9 / minFrameDuration; 2912 // Add some margin here for the case where the hal supports 29.xxxfps. 2913 maxSupportedFps += FPS_MARGIN; 2914 if (fps > maxSupportedFps) { 2915 return false; 2916 } 2917 } 2918 return true; 2919 } 2920 2921 SortedVector<int32_t> Parameters::getAvailableOutputFormats() { 2922 SortedVector<int32_t> outputFormats; // Non-duplicated output formats 2923 if (mDeviceVersion >= CAMERA_DEVICE_API_VERSION_3_2) { 2924 Vector<StreamConfiguration> scs = getStreamConfigurations(); 2925 for (size_t i = 0; i < scs.size(); i++) { 2926 const StreamConfiguration &sc = scs[i]; 2927 if (sc.isInput == ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_OUTPUT) { 2928 outputFormats.add(sc.format); 2929 } 2930 } 2931 } else { 2932 camera_metadata_ro_entry_t availableFormats = staticInfo(ANDROID_SCALER_AVAILABLE_FORMATS); 2933 for (size_t i = 0; i < availableFormats.count; i++) { 2934 outputFormats.add(availableFormats.data.i32[i]); 2935 } 2936 } 2937 return outputFormats; 2938 } 2939 2940 Vector<Parameters::Size> Parameters::getAvailableJpegSizes() { 2941 Vector<Parameters::Size> jpegSizes; 2942 if (mDeviceVersion >= CAMERA_DEVICE_API_VERSION_3_2) { 2943 Vector<StreamConfiguration> scs = getStreamConfigurations(); 2944 for (size_t i = 0; i < scs.size(); i++) { 2945 const StreamConfiguration &sc = scs[i]; 2946 if (sc.isInput == ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_OUTPUT && 2947 sc.format == HAL_PIXEL_FORMAT_BLOB) { 2948 Size sz = {sc.width, sc.height}; 2949 jpegSizes.add(sz); 2950 } 2951 } 2952 } else { 2953 const int JPEG_SIZE_ENTRY_COUNT = 2; 2954 const int WIDTH_OFFSET = 0; 2955 const int HEIGHT_OFFSET = 1; 2956 camera_metadata_ro_entry_t availableJpegSizes = 2957 staticInfo(ANDROID_SCALER_AVAILABLE_JPEG_SIZES); 2958 for (size_t i = 0; i < availableJpegSizes.count; i+= JPEG_SIZE_ENTRY_COUNT) { 2959 int width = availableJpegSizes.data.i32[i + WIDTH_OFFSET]; 2960 int height = availableJpegSizes.data.i32[i + HEIGHT_OFFSET]; 2961 Size sz = {width, height}; 2962 jpegSizes.add(sz); 2963 } 2964 } 2965 return jpegSizes; 2966 } 2967 2968 Parameters::CropRegion Parameters::calculateCropRegion(bool previewOnly) const { 2969 2970 float zoomLeft, zoomTop, zoomWidth, zoomHeight; 2971 2972 // Need to convert zoom index into a crop rectangle. The rectangle is 2973 // chosen to maximize its area on the sensor 2974 2975 camera_metadata_ro_entry_t maxDigitalZoom = 2976 staticInfo(ANDROID_SCALER_AVAILABLE_MAX_DIGITAL_ZOOM); 2977 // For each zoom step by how many pixels more do we change the zoom 2978 float zoomIncrement = (maxDigitalZoom.data.f[0] - 1) / 2979 (NUM_ZOOM_STEPS-1); 2980 // The desired activeAreaWidth/cropAreaWidth ratio (or height if h>w) 2981 // via interpolating zoom step into a zoom ratio 2982 float zoomRatio = 1 + zoomIncrement * zoom; 2983 ALOG_ASSERT( (zoomRatio >= 1.f && zoomRatio <= maxDigitalZoom.data.f[0]), 2984 "Zoom ratio calculated out of bounds. Expected 1 - %f, actual: %f", 2985 maxDigitalZoom.data.f[0], zoomRatio); 2986 2987 ALOGV("Zoom maxDigital=%f, increment=%f, ratio=%f, previewWidth=%d, " 2988 "previewHeight=%d, activeWidth=%d, activeHeight=%d", 2989 maxDigitalZoom.data.f[0], zoomIncrement, zoomRatio, previewWidth, 2990 previewHeight, fastInfo.arrayWidth, fastInfo.arrayHeight); 2991 2992 if (previewOnly) { 2993 // Calculate a tight crop region for the preview stream only 2994 float previewRatio = static_cast<float>(previewWidth) / previewHeight; 2995 2996 /* Ensure that the width/height never go out of bounds 2997 * by scaling across a diffent dimension if an out-of-bounds 2998 * possibility exists. 2999 * 3000 * e.g. if the previewratio < arrayratio and e.g. zoomratio = 1.0, then by 3001 * calculating the zoomWidth from zoomHeight we'll actually get a 3002 * zoomheight > arrayheight 3003 */ 3004 float arrayRatio = 1.f * fastInfo.arrayWidth / fastInfo.arrayHeight; 3005 if (previewRatio >= arrayRatio) { 3006 // Adjust the height based on the width 3007 zoomWidth = fastInfo.arrayWidth / zoomRatio; 3008 zoomHeight = zoomWidth * 3009 previewHeight / previewWidth; 3010 3011 } else { 3012 // Adjust the width based on the height 3013 zoomHeight = fastInfo.arrayHeight / zoomRatio; 3014 zoomWidth = zoomHeight * 3015 previewWidth / previewHeight; 3016 } 3017 } else { 3018 // Calculate the global crop region with a shape matching the active 3019 // array. 3020 zoomWidth = fastInfo.arrayWidth / zoomRatio; 3021 zoomHeight = fastInfo.arrayHeight / zoomRatio; 3022 } 3023 3024 // center the zoom area within the active area 3025 zoomLeft = (fastInfo.arrayWidth - zoomWidth) / 2; 3026 zoomTop = (fastInfo.arrayHeight - zoomHeight) / 2; 3027 3028 ALOGV("Crop region calculated (x=%d,y=%d,w=%f,h=%f) for zoom=%d", 3029 (int32_t)zoomLeft, (int32_t)zoomTop, zoomWidth, zoomHeight, this->zoom); 3030 3031 CropRegion crop = { zoomLeft, zoomTop, zoomWidth, zoomHeight }; 3032 return crop; 3033 } 3034 3035 status_t Parameters::calculatePictureFovs(float *horizFov, float *vertFov) 3036 const { 3037 camera_metadata_ro_entry_t sensorSize = 3038 staticInfo(ANDROID_SENSOR_INFO_PHYSICAL_SIZE, 2, 2); 3039 if (!sensorSize.count) return NO_INIT; 3040 3041 camera_metadata_ro_entry_t pixelArraySize = 3042 staticInfo(ANDROID_SENSOR_INFO_PIXEL_ARRAY_SIZE, 2, 2); 3043 if (!pixelArraySize.count) return NO_INIT; 3044 3045 float arrayAspect = static_cast<float>(fastInfo.arrayWidth) / 3046 fastInfo.arrayHeight; 3047 float stillAspect = static_cast<float>(pictureWidth) / pictureHeight; 3048 ALOGV("Array aspect: %f, still aspect: %f", arrayAspect, stillAspect); 3049 3050 // The crop factors from the full sensor array to the still picture crop 3051 // region 3052 float horizCropFactor = 1.f; 3053 float vertCropFactor = 1.f; 3054 3055 /** 3056 * Need to calculate the still image field of view based on the total pixel 3057 * array field of view, and the relative aspect ratios of the pixel array 3058 * and output streams. 3059 * 3060 * Special treatment for quirky definition of crop region and relative 3061 * stream cropping. 3062 */ 3063 if (quirks.meteringCropRegion) { 3064 // Use max of preview and video as first crop 3065 float previewAspect = static_cast<float>(previewWidth) / previewHeight; 3066 float videoAspect = static_cast<float>(videoWidth) / videoHeight; 3067 if (videoAspect > previewAspect) { 3068 previewAspect = videoAspect; 3069 } 3070 // First crop sensor to preview aspect ratio 3071 if (arrayAspect < previewAspect) { 3072 vertCropFactor = arrayAspect / previewAspect; 3073 } else { 3074 horizCropFactor = previewAspect / arrayAspect; 3075 } 3076 // Second crop to still aspect ratio 3077 if (stillAspect < previewAspect) { 3078 horizCropFactor *= stillAspect / previewAspect; 3079 } else { 3080 vertCropFactor *= previewAspect / stillAspect; 3081 } 3082 } else { 3083 /** 3084 * Crop are just a function of just the still/array relative aspect 3085 * ratios. Since each stream will maximize its area within the crop 3086 * region, and for FOV we assume a full-sensor crop region, we only ever 3087 * crop the FOV either vertically or horizontally, never both. 3088 */ 3089 horizCropFactor = (arrayAspect > stillAspect) ? 3090 (stillAspect / arrayAspect) : 1.f; 3091 vertCropFactor = (arrayAspect < stillAspect) ? 3092 (arrayAspect / stillAspect) : 1.f; 3093 } 3094 3095 /** 3096 * Convert the crop factors w.r.t the active array size to the crop factors 3097 * w.r.t the pixel array size. 3098 */ 3099 horizCropFactor *= (static_cast<float>(fastInfo.arrayWidth) / 3100 pixelArraySize.data.i32[0]); 3101 vertCropFactor *= (static_cast<float>(fastInfo.arrayHeight) / 3102 pixelArraySize.data.i32[1]); 3103 3104 ALOGV("Horiz crop factor: %f, vert crop fact: %f", 3105 horizCropFactor, vertCropFactor); 3106 /** 3107 * Basic field of view formula is: 3108 * angle of view = 2 * arctangent ( d / 2f ) 3109 * where d is the physical sensor dimension of interest, and f is 3110 * the focal length. This only applies to rectilinear sensors, for focusing 3111 * at distances >> f, etc. 3112 */ 3113 if (horizFov != NULL) { 3114 *horizFov = 180 / M_PI * 2 * 3115 atanf(horizCropFactor * sensorSize.data.f[0] / 3116 (2 * fastInfo.minFocalLength)); 3117 } 3118 if (vertFov != NULL) { 3119 *vertFov = 180 / M_PI * 2 * 3120 atanf(vertCropFactor * sensorSize.data.f[1] / 3121 (2 * fastInfo.minFocalLength)); 3122 } 3123 return OK; 3124 } 3125 3126 int32_t Parameters::fpsFromRange(int32_t /*min*/, int32_t max) const { 3127 return max; 3128 } 3129 3130 }; // namespace camera2 3131 }; // namespace android 3132