CameraCharacteristics.java revision 399f05d1e7182ef6c88d30d3b98a467b845ca7c4
1/* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.hardware.camera2; 18 19import android.hardware.camera2.impl.CameraMetadataNative; 20 21import java.util.Collections; 22import java.util.List; 23 24/** 25 * <p>The properties describing a 26 * {@link CameraDevice CameraDevice}.</p> 27 * 28 * <p>These properties are fixed for a given CameraDevice, and can be queried 29 * through the {@link CameraManager CameraManager} 30 * interface in addition to through the CameraDevice interface.</p> 31 * 32 * @see CameraDevice 33 * @see CameraManager 34 */ 35public final class CameraCharacteristics extends CameraMetadata { 36 37 private final CameraMetadataNative mProperties; 38 private List<Key<?>> mAvailableRequestKeys; 39 private List<Key<?>> mAvailableResultKeys; 40 41 /** 42 * Takes ownership of the passed-in properties object 43 * @hide 44 */ 45 public CameraCharacteristics(CameraMetadataNative properties) { 46 mProperties = properties; 47 } 48 49 @Override 50 public <T> T get(Key<T> key) { 51 return mProperties.get(key); 52 } 53 54 /** 55 * Returns the list of keys supported by this {@link CameraDevice} for querying 56 * with a {@link CaptureRequest}. 57 * 58 * <p>The list returned is not modifiable, so any attempts to modify it will throw 59 * a {@code UnsupportedOperationException}.</p> 60 * 61 * <p>Each key is only listed once in the list. The order of the keys is undefined.</p> 62 * 63 * <p>Note that there is no {@code getAvailableCameraCharacteristicsKeys()} -- use 64 * {@link #getKeys()} instead.</p> 65 * 66 * @return List of keys supported by this CameraDevice for CaptureRequests. 67 */ 68 public List<Key<?>> getAvailableCaptureRequestKeys() { 69 if (mAvailableRequestKeys == null) { 70 mAvailableRequestKeys = getAvailableKeyList(CaptureRequest.class); 71 } 72 return mAvailableRequestKeys; 73 } 74 75 /** 76 * Returns the list of keys supported by this {@link CameraDevice} for querying 77 * with a {@link CaptureResult}. 78 * 79 * <p>The list returned is not modifiable, so any attempts to modify it will throw 80 * a {@code UnsupportedOperationException}.</p> 81 * 82 * <p>Each key is only listed once in the list. The order of the keys is undefined.</p> 83 * 84 * <p>Note that there is no {@code getAvailableCameraCharacteristicsKeys()} -- use 85 * {@link #getKeys()} instead.</p> 86 * 87 * @return List of keys supported by this CameraDevice for CaptureResults. 88 */ 89 public List<Key<?>> getAvailableCaptureResultKeys() { 90 if (mAvailableResultKeys == null) { 91 mAvailableResultKeys = getAvailableKeyList(CaptureResult.class); 92 } 93 return mAvailableResultKeys; 94 } 95 96 /** 97 * Returns the list of keys supported by this {@link CameraDevice} by metadataClass. 98 * 99 * <p>The list returned is not modifiable, so any attempts to modify it will throw 100 * a {@code UnsupportedOperationException}.</p> 101 * 102 * <p>Each key is only listed once in the list. The order of the keys is undefined.</p> 103 * 104 * @param metadataClass The subclass of CameraMetadata that you want to get the keys for. 105 * 106 * @return List of keys supported by this CameraDevice for metadataClass. 107 * 108 * @throws IllegalArgumentException if metadataClass is not a subclass of CameraMetadata 109 */ 110 private <T extends CameraMetadata> List<Key<?>> getAvailableKeyList(Class<T> metadataClass) { 111 112 if (metadataClass.equals(CameraMetadata.class)) { 113 throw new AssertionError( 114 "metadataClass must be a strict subclass of CameraMetadata"); 115 } else if (!CameraMetadata.class.isAssignableFrom(metadataClass)) { 116 throw new AssertionError( 117 "metadataClass must be a subclass of CameraMetadata"); 118 } 119 120 return Collections.unmodifiableList(getKeysStatic(metadataClass, /*instance*/null)); 121 } 122 123 /*@O~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~ 124 * The key entries below this point are generated from metadata 125 * definitions in /system/media/camera/docs. Do not modify by hand or 126 * modify the comment blocks at the start or end. 127 *~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~*/ 128 129 130 /** 131 * <p>The set of auto-exposure antibanding modes that are 132 * supported by this camera device.</p> 133 * <p>Not all of the auto-exposure anti-banding modes may be 134 * supported by a given camera device. This field lists the 135 * valid anti-banding modes that the application may request 136 * for this camera device; they must include AUTO.</p> 137 */ 138 public static final Key<byte[]> CONTROL_AE_AVAILABLE_ANTIBANDING_MODES = 139 new Key<byte[]>("android.control.aeAvailableAntibandingModes", byte[].class); 140 141 /** 142 * <p>The set of auto-exposure modes that are supported by this 143 * camera device.</p> 144 * <p>Not all the auto-exposure modes may be supported by a 145 * given camera device, especially if no flash unit is 146 * available. This entry lists the valid modes for 147 * {@link CaptureRequest#CONTROL_AE_MODE android.control.aeMode} for this camera device.</p> 148 * <p>All camera devices support ON, and all camera devices with 149 * flash units support ON_AUTO_FLASH and 150 * ON_ALWAYS_FLASH.</p> 151 * <p>Full-capability camera devices always support OFF mode, 152 * which enables application control of camera exposure time, 153 * sensitivity, and frame duration.</p> 154 * 155 * @see CaptureRequest#CONTROL_AE_MODE 156 */ 157 public static final Key<byte[]> CONTROL_AE_AVAILABLE_MODES = 158 new Key<byte[]>("android.control.aeAvailableModes", byte[].class); 159 160 /** 161 * <p>List of frame rate ranges supported by the 162 * AE algorithm/hardware</p> 163 */ 164 public static final Key<int[]> CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES = 165 new Key<int[]>("android.control.aeAvailableTargetFpsRanges", int[].class); 166 167 /** 168 * <p>Maximum and minimum exposure compensation 169 * setting, in counts of 170 * android.control.aeCompensationStepSize</p> 171 */ 172 public static final Key<int[]> CONTROL_AE_COMPENSATION_RANGE = 173 new Key<int[]>("android.control.aeCompensationRange", int[].class); 174 175 /** 176 * <p>Smallest step by which exposure compensation 177 * can be changed</p> 178 */ 179 public static final Key<Rational> CONTROL_AE_COMPENSATION_STEP = 180 new Key<Rational>("android.control.aeCompensationStep", Rational.class); 181 182 /** 183 * <p>List of AF modes that can be 184 * selected with {@link CaptureRequest#CONTROL_AF_MODE android.control.afMode}.</p> 185 * 186 * @see CaptureRequest#CONTROL_AF_MODE 187 * <p>Not all the auto-focus modes may be supported by a 188 * given camera device. This entry lists the valid modes for 189 * {@link CaptureRequest#CONTROL_AF_MODE android.control.afMode} for this camera device.</p> 190 * <p>All camera devices will support OFF mode, and all camera devices with 191 * adjustable focuser units (<code>{@link CameraCharacteristics#LENS_INFO_MINIMUM_FOCUS_DISTANCE android.lens.info.minimumFocusDistance} > 0</code>) 192 * will support AUTO mode.</p> 193 * 194 * @see CaptureRequest#CONTROL_AF_MODE 195 * @see CameraCharacteristics#LENS_INFO_MINIMUM_FOCUS_DISTANCE 196 */ 197 public static final Key<byte[]> CONTROL_AF_AVAILABLE_MODES = 198 new Key<byte[]>("android.control.afAvailableModes", byte[].class); 199 200 /** 201 * <p>what subset of the full color effect enum 202 * list is supported</p> 203 */ 204 public static final Key<byte[]> CONTROL_AVAILABLE_EFFECTS = 205 new Key<byte[]>("android.control.availableEffects", byte[].class); 206 207 /** 208 * <p>what subset of the scene mode enum list is 209 * supported.</p> 210 */ 211 public static final Key<byte[]> CONTROL_AVAILABLE_SCENE_MODES = 212 new Key<byte[]>("android.control.availableSceneModes", byte[].class); 213 214 /** 215 * <p>List of video stabilization modes that can 216 * be supported</p> 217 */ 218 public static final Key<byte[]> CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES = 219 new Key<byte[]>("android.control.availableVideoStabilizationModes", byte[].class); 220 221 /** 222 * <p>The set of auto-white-balance modes ({@link CaptureRequest#CONTROL_AWB_MODE android.control.awbMode}) 223 * that are supported by this camera device.</p> 224 * 225 * @see CaptureRequest#CONTROL_AWB_MODE 226 * <p>Not all the auto-white-balance modes may be supported by a 227 * given camera device. This entry lists the valid modes for 228 * {@link CaptureRequest#CONTROL_AWB_MODE android.control.awbMode} for this camera device.</p> 229 * <p>All camera devices will support ON mode.</p> 230 * <p>Full-capability camera devices will always support OFF mode, 231 * which enables application control of white balance, by using 232 * {@link CaptureRequest#COLOR_CORRECTION_TRANSFORM android.colorCorrection.transform} and {@link CaptureRequest#COLOR_CORRECTION_GAINS android.colorCorrection.gains}({@link CaptureRequest#COLOR_CORRECTION_MODE android.colorCorrection.mode} must be set to TRANSFORM_MATRIX).</p> 233 * 234 * @see CaptureRequest#COLOR_CORRECTION_TRANSFORM 235 * @see CaptureRequest#COLOR_CORRECTION_MODE 236 * @see CaptureRequest#CONTROL_AWB_MODE 237 * @see CaptureRequest#COLOR_CORRECTION_GAINS 238 */ 239 public static final Key<byte[]> CONTROL_AWB_AVAILABLE_MODES = 240 new Key<byte[]>("android.control.awbAvailableModes", byte[].class); 241 242 /** 243 * <p>For AE, AWB, and AF, how many individual 244 * regions can be listed for metering?</p> 245 */ 246 public static final Key<Integer> CONTROL_MAX_REGIONS = 247 new Key<Integer>("android.control.maxRegions", int.class); 248 249 /** 250 * <p>Whether this camera has a 251 * flash</p> 252 * <p>If no flash, none of the flash controls do 253 * anything. All other metadata should return 0</p> 254 */ 255 public static final Key<Byte> FLASH_INFO_AVAILABLE = 256 new Key<Byte>("android.flash.info.available", byte.class); 257 258 /** 259 * <p>Supported resolutions for the JPEG thumbnail</p> 260 * <p>Below condiditions must be satisfied for this size list:</p> 261 * <ul> 262 * <li>The sizes must be sorted by increasing pixel area (width x height). 263 * If several resolutions have the same area, they must be sorted by increasing width.</li> 264 * <li>The aspect ratio of the largest thumbnail size must be same as the 265 * aspect ratio of largest size in {@link CameraCharacteristics#SCALER_AVAILABLE_JPEG_SIZES android.scaler.availableJpegSizes}. 266 * The largest size is defined as the size that has the largest pixel area 267 * in a given size list.</li> 268 * <li>Each size in {@link CameraCharacteristics#SCALER_AVAILABLE_JPEG_SIZES android.scaler.availableJpegSizes} must have at least 269 * one corresponding size that has the same aspect ratio in availableThumbnailSizes, 270 * and vice versa.</li> 271 * <li>All non (0, 0) sizes must have non-zero widths and heights.</li> 272 * </ul> 273 * 274 * @see CameraCharacteristics#SCALER_AVAILABLE_JPEG_SIZES 275 */ 276 public static final Key<android.hardware.camera2.Size[]> JPEG_AVAILABLE_THUMBNAIL_SIZES = 277 new Key<android.hardware.camera2.Size[]>("android.jpeg.availableThumbnailSizes", android.hardware.camera2.Size[].class); 278 279 /** 280 * <p>List of supported aperture 281 * values.</p> 282 * <p>If the camera device doesn't support variable apertures, 283 * listed value will be the fixed aperture.</p> 284 * <p>If the camera device supports variable apertures, the aperture value 285 * in this list will be sorted in ascending order.</p> 286 */ 287 public static final Key<float[]> LENS_INFO_AVAILABLE_APERTURES = 288 new Key<float[]>("android.lens.info.availableApertures", float[].class); 289 290 /** 291 * <p>List of supported ND filter 292 * values</p> 293 * <p>If not available, only setting is 0. Otherwise, 294 * lists the available exposure index values for dimming 295 * (2 would mean the filter is set to reduce incoming 296 * light by two stops)</p> 297 */ 298 public static final Key<float[]> LENS_INFO_AVAILABLE_FILTER_DENSITIES = 299 new Key<float[]>("android.lens.info.availableFilterDensities", float[].class); 300 301 /** 302 * <p>If fitted with optical zoom, what focal 303 * lengths are available. If not, the static focal 304 * length</p> 305 * <p>If optical zoom not supported, only one value 306 * should be reported</p> 307 */ 308 public static final Key<float[]> LENS_INFO_AVAILABLE_FOCAL_LENGTHS = 309 new Key<float[]>("android.lens.info.availableFocalLengths", float[].class); 310 311 /** 312 * <p>List of supported optical image 313 * stabilization modes</p> 314 */ 315 public static final Key<byte[]> LENS_INFO_AVAILABLE_OPTICAL_STABILIZATION = 316 new Key<byte[]>("android.lens.info.availableOpticalStabilization", byte[].class); 317 318 /** 319 * <p>Hyperfocal distance for this lens; set to 320 * 0 if fixed focus</p> 321 * <p>The hyperfocal distance is used for the old 322 * API's 'fixed' setting</p> 323 */ 324 public static final Key<Float> LENS_INFO_HYPERFOCAL_DISTANCE = 325 new Key<Float>("android.lens.info.hyperfocalDistance", float.class); 326 327 /** 328 * <p>Shortest distance from frontmost surface 329 * of the lens that can be focused correctly</p> 330 * <p>If the lens is fixed-focus, this should be 331 * 0</p> 332 */ 333 public static final Key<Float> LENS_INFO_MINIMUM_FOCUS_DISTANCE = 334 new Key<Float>("android.lens.info.minimumFocusDistance", float.class); 335 336 /** 337 * <p>Dimensions of lens shading map.</p> 338 * <p>The map should be on the order of 30-40 rows and columns, and 339 * must be smaller than 64x64.</p> 340 */ 341 public static final Key<android.hardware.camera2.Size> LENS_INFO_SHADING_MAP_SIZE = 342 new Key<android.hardware.camera2.Size>("android.lens.info.shadingMapSize", android.hardware.camera2.Size.class); 343 344 /** 345 * <p>Direction the camera faces relative to 346 * device screen</p> 347 * @see #LENS_FACING_FRONT 348 * @see #LENS_FACING_BACK 349 */ 350 public static final Key<Integer> LENS_FACING = 351 new Key<Integer>("android.lens.facing", int.class); 352 353 /** 354 * <p>If set to 1, the HAL will always split result 355 * metadata for a single capture into multiple buffers, 356 * returned using multiple process_capture_result calls.</p> 357 * <p>Does not need to be listed in static 358 * metadata. Support for partial results will be reworked in 359 * future versions of camera service. This quirk will stop 360 * working at that point; DO NOT USE without careful 361 * consideration of future support.</p> 362 * <p><b>Optional</b> - This value may be null on some devices.</p> 363 * @hide 364 */ 365 public static final Key<Byte> QUIRKS_USE_PARTIAL_RESULT = 366 new Key<Byte>("android.quirks.usePartialResult", byte.class); 367 368 /** 369 * <p>How many output streams can be allocated at 370 * the same time for each type of stream</p> 371 * <p>Video snapshot with preview callbacks requires 3 372 * processed streams (preview, record, app callbacks) and 373 * one JPEG stream (snapshot)</p> 374 */ 375 public static final Key<int[]> REQUEST_MAX_NUM_OUTPUT_STREAMS = 376 new Key<int[]>("android.request.maxNumOutputStreams", int[].class); 377 378 /** 379 * <p>List of app-visible formats</p> 380 */ 381 public static final Key<int[]> SCALER_AVAILABLE_FORMATS = 382 new Key<int[]>("android.scaler.availableFormats", int[].class); 383 384 /** 385 * <p>The minimum frame duration that is supported 386 * for each resolution in availableJpegSizes. Should 387 * correspond to the frame duration when only that JPEG 388 * stream is active and captured in a burst, with all 389 * processing set to FAST</p> 390 * <p>When multiple streams are configured, the minimum 391 * frame duration will be >= max(individual stream min 392 * durations)</p> 393 */ 394 public static final Key<long[]> SCALER_AVAILABLE_JPEG_MIN_DURATIONS = 395 new Key<long[]>("android.scaler.availableJpegMinDurations", long[].class); 396 397 /** 398 * <p>The resolutions available for output from 399 * the JPEG block. Listed as width x height</p> 400 */ 401 public static final Key<android.hardware.camera2.Size[]> SCALER_AVAILABLE_JPEG_SIZES = 402 new Key<android.hardware.camera2.Size[]>("android.scaler.availableJpegSizes", android.hardware.camera2.Size[].class); 403 404 /** 405 * <p>The maximum ratio between active area width 406 * and crop region width, or between active area height and 407 * crop region height, if the crop region height is larger 408 * than width</p> 409 */ 410 public static final Key<Float> SCALER_AVAILABLE_MAX_DIGITAL_ZOOM = 411 new Key<Float>("android.scaler.availableMaxDigitalZoom", float.class); 412 413 /** 414 * <p>The minimum frame duration that is supported 415 * for each resolution in availableProcessedSizes. Should 416 * correspond to the frame duration when only that processed 417 * stream is active, with all processing set to 418 * FAST</p> 419 * <p>When multiple streams are configured, the minimum 420 * frame duration will be >= max(individual stream min 421 * durations)</p> 422 */ 423 public static final Key<long[]> SCALER_AVAILABLE_PROCESSED_MIN_DURATIONS = 424 new Key<long[]>("android.scaler.availableProcessedMinDurations", long[].class); 425 426 /** 427 * <p>The resolutions available for use with 428 * processed output streams, such as YV12, NV12, and 429 * platform opaque YUV/RGB streams to the GPU or video 430 * encoders. Listed as width, height</p> 431 * <p>The actual supported resolution list may be limited by 432 * consumer end points for different use cases. For example, for 433 * recording use case, the largest supported resolution may be 434 * limited by max supported size from encoder, for preview use 435 * case, the largest supported resolution may be limited by max 436 * resolution SurfaceTexture/SurfaceView can support.</p> 437 */ 438 public static final Key<android.hardware.camera2.Size[]> SCALER_AVAILABLE_PROCESSED_SIZES = 439 new Key<android.hardware.camera2.Size[]>("android.scaler.availableProcessedSizes", android.hardware.camera2.Size[].class); 440 441 /** 442 * <p>Area of raw data which corresponds to only 443 * active pixels; smaller or equal to 444 * pixelArraySize.</p> 445 */ 446 public static final Key<android.graphics.Rect> SENSOR_INFO_ACTIVE_ARRAY_SIZE = 447 new Key<android.graphics.Rect>("android.sensor.info.activeArraySize", android.graphics.Rect.class); 448 449 /** 450 * <p>Range of valid sensitivities</p> 451 */ 452 public static final Key<int[]> SENSOR_INFO_SENSITIVITY_RANGE = 453 new Key<int[]>("android.sensor.info.sensitivityRange", int[].class); 454 455 /** 456 * <p>Range of valid exposure 457 * times</p> 458 */ 459 public static final Key<long[]> SENSOR_INFO_EXPOSURE_TIME_RANGE = 460 new Key<long[]>("android.sensor.info.exposureTimeRange", long[].class); 461 462 /** 463 * <p>Maximum possible frame duration (minimum frame 464 * rate)</p> 465 * <p>Minimum duration is a function of resolution, 466 * processing settings. See 467 * android.scaler.availableProcessedMinDurations 468 * android.scaler.availableJpegMinDurations 469 * android.scaler.availableRawMinDurations</p> 470 */ 471 public static final Key<Long> SENSOR_INFO_MAX_FRAME_DURATION = 472 new Key<Long>("android.sensor.info.maxFrameDuration", long.class); 473 474 /** 475 * <p>The physical dimensions of the full pixel 476 * array</p> 477 * <p>Needed for FOV calculation for old API</p> 478 */ 479 public static final Key<float[]> SENSOR_INFO_PHYSICAL_SIZE = 480 new Key<float[]>("android.sensor.info.physicalSize", float[].class); 481 482 /** 483 * <p>Gain factor from electrons to raw units when 484 * ISO=100</p> 485 */ 486 public static final Key<Rational> SENSOR_BASE_GAIN_FACTOR = 487 new Key<Rational>("android.sensor.baseGainFactor", Rational.class); 488 489 /** 490 * <p>Maximum sensitivity that is implemented 491 * purely through analog gain</p> 492 * <p>For {@link CaptureRequest#SENSOR_SENSITIVITY android.sensor.sensitivity} values less than or 493 * equal to this, all applied gain must be analog. For 494 * values above this, it can be a mix of analog and 495 * digital</p> 496 * <p><b>Optional</b> - This value may be null on some devices.</p> 497 * <p><b>Full capability</b> - 498 * Present on all camera devices that report being {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_FULL HARDWARE_LEVEL_FULL} devices in the 499 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 500 * 501 * @see CaptureRequest#SENSOR_SENSITIVITY 502 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 503 */ 504 public static final Key<Integer> SENSOR_MAX_ANALOG_SENSITIVITY = 505 new Key<Integer>("android.sensor.maxAnalogSensitivity", int.class); 506 507 /** 508 * <p>Clockwise angle through which the output 509 * image needs to be rotated to be upright on the device 510 * screen in its native orientation. Also defines the 511 * direction of rolling shutter readout, which is from top 512 * to bottom in the sensor's coordinate system</p> 513 */ 514 public static final Key<Integer> SENSOR_ORIENTATION = 515 new Key<Integer>("android.sensor.orientation", int.class); 516 517 /** 518 * <p>Which face detection modes are available, 519 * if any</p> 520 * <p>OFF means face detection is disabled, it must 521 * be included in the list.</p> 522 * <p>SIMPLE means the device supports the 523 * android.statistics.faceRectangles and 524 * android.statistics.faceScores outputs.</p> 525 * <p>FULL means the device additionally supports the 526 * android.statistics.faceIds and 527 * android.statistics.faceLandmarks outputs.</p> 528 */ 529 public static final Key<byte[]> STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES = 530 new Key<byte[]>("android.statistics.info.availableFaceDetectModes", byte[].class); 531 532 /** 533 * <p>Maximum number of simultaneously detectable 534 * faces</p> 535 */ 536 public static final Key<Integer> STATISTICS_INFO_MAX_FACE_COUNT = 537 new Key<Integer>("android.statistics.info.maxFaceCount", int.class); 538 539 /** 540 * <p>Maximum number of supported points in the 541 * tonemap curve</p> 542 */ 543 public static final Key<Integer> TONEMAP_MAX_CURVE_POINTS = 544 new Key<Integer>("android.tonemap.maxCurvePoints", int.class); 545 546 /** 547 * <p>A list of camera LEDs that are available on this system.</p> 548 * @see #LED_AVAILABLE_LEDS_TRANSMIT 549 * @hide 550 */ 551 public static final Key<int[]> LED_AVAILABLE_LEDS = 552 new Key<int[]>("android.led.availableLeds", int[].class); 553 554 /** 555 * <p>The camera 3 HAL device can implement one of two possible 556 * operational modes; limited and full. Full support is 557 * expected from new higher-end devices. Limited mode has 558 * hardware requirements roughly in line with those for a 559 * camera HAL device v1 implementation, and is expected from 560 * older or inexpensive devices. Full is a strict superset of 561 * limited, and they share the same essential operational flow.</p> 562 * <p>For full details refer to "S3. Operational Modes" in camera3.h</p> 563 * @see #INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED 564 * @see #INFO_SUPPORTED_HARDWARE_LEVEL_FULL 565 */ 566 public static final Key<Integer> INFO_SUPPORTED_HARDWARE_LEVEL = 567 new Key<Integer>("android.info.supportedHardwareLevel", int.class); 568 569 /*~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~ 570 * End generated code 571 *~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~O@*/ 572} 573