CameraCharacteristics.java revision 1b02df456f91f72647d34e42b464b08b64c228c8
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.annotation.NonNull; 20import android.annotation.Nullable; 21import android.hardware.camera2.impl.CameraMetadataNative; 22import android.hardware.camera2.impl.PublicKey; 23import android.hardware.camera2.impl.SyntheticKey; 24import android.hardware.camera2.utils.TypeReference; 25import android.util.Rational; 26 27import java.util.Collections; 28import java.util.List; 29 30/** 31 * <p>The properties describing a 32 * {@link CameraDevice CameraDevice}.</p> 33 * 34 * <p>These properties are fixed for a given CameraDevice, and can be queried 35 * through the {@link CameraManager CameraManager} 36 * interface with {@link CameraManager#getCameraCharacteristics}.</p> 37 * 38 * <p>{@link CameraCharacteristics} objects are immutable.</p> 39 * 40 * @see CameraDevice 41 * @see CameraManager 42 */ 43public final class CameraCharacteristics extends CameraMetadata<CameraCharacteristics.Key<?>> { 44 45 /** 46 * A {@code Key} is used to do camera characteristics field lookups with 47 * {@link CameraCharacteristics#get}. 48 * 49 * <p>For example, to get the stream configuration map: 50 * <code><pre> 51 * StreamConfigurationMap map = cameraCharacteristics.get( 52 * CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP); 53 * </pre></code> 54 * </p> 55 * 56 * <p>To enumerate over all possible keys for {@link CameraCharacteristics}, see 57 * {@link CameraCharacteristics#getKeys()}.</p> 58 * 59 * @see CameraCharacteristics#get 60 * @see CameraCharacteristics#getKeys() 61 */ 62 public static final class Key<T> { 63 private final CameraMetadataNative.Key<T> mKey; 64 65 /** 66 * Visible for testing and vendor extensions only. 67 * 68 * @hide 69 */ 70 public Key(String name, Class<T> type) { 71 mKey = new CameraMetadataNative.Key<T>(name, type); 72 } 73 74 /** 75 * Visible for testing and vendor extensions only. 76 * 77 * @hide 78 */ 79 public Key(String name, TypeReference<T> typeReference) { 80 mKey = new CameraMetadataNative.Key<T>(name, typeReference); 81 } 82 83 /** 84 * Return a camelCase, period separated name formatted like: 85 * {@code "root.section[.subsections].name"}. 86 * 87 * <p>Built-in keys exposed by the Android SDK are always prefixed with {@code "android."}; 88 * keys that are device/platform-specific are prefixed with {@code "com."}.</p> 89 * 90 * <p>For example, {@code CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP} would 91 * have a name of {@code "android.scaler.streamConfigurationMap"}; whereas a device 92 * specific key might look like {@code "com.google.nexus.data.private"}.</p> 93 * 94 * @return String representation of the key name 95 */ 96 @NonNull 97 public String getName() { 98 return mKey.getName(); 99 } 100 101 /** 102 * {@inheritDoc} 103 */ 104 @Override 105 public final int hashCode() { 106 return mKey.hashCode(); 107 } 108 109 /** 110 * {@inheritDoc} 111 */ 112 @SuppressWarnings("unchecked") 113 @Override 114 public final boolean equals(Object o) { 115 return o instanceof Key && ((Key<T>)o).mKey.equals(mKey); 116 } 117 118 /** 119 * Visible for CameraMetadataNative implementation only; do not use. 120 * 121 * TODO: Make this private or remove it altogether. 122 * 123 * @hide 124 */ 125 public CameraMetadataNative.Key<T> getNativeKey() { 126 return mKey; 127 } 128 129 @SuppressWarnings({ 130 "unused", "unchecked" 131 }) 132 private Key(CameraMetadataNative.Key<?> nativeKey) { 133 mKey = (CameraMetadataNative.Key<T>) nativeKey; 134 } 135 } 136 137 private final CameraMetadataNative mProperties; 138 private List<CameraCharacteristics.Key<?>> mKeys; 139 private List<CaptureRequest.Key<?>> mAvailableRequestKeys; 140 private List<CaptureResult.Key<?>> mAvailableResultKeys; 141 142 /** 143 * Takes ownership of the passed-in properties object 144 * @hide 145 */ 146 public CameraCharacteristics(CameraMetadataNative properties) { 147 mProperties = CameraMetadataNative.move(properties); 148 } 149 150 /** 151 * Returns a copy of the underlying {@link CameraMetadataNative}. 152 * @hide 153 */ 154 public CameraMetadataNative getNativeCopy() { 155 return new CameraMetadataNative(mProperties); 156 } 157 158 /** 159 * Get a camera characteristics field value. 160 * 161 * <p>The field definitions can be 162 * found in {@link CameraCharacteristics}.</p> 163 * 164 * <p>Querying the value for the same key more than once will return a value 165 * which is equal to the previous queried value.</p> 166 * 167 * @throws IllegalArgumentException if the key was not valid 168 * 169 * @param key The characteristics field to read. 170 * @return The value of that key, or {@code null} if the field is not set. 171 */ 172 @Nullable 173 public <T> T get(Key<T> key) { 174 return mProperties.get(key); 175 } 176 177 /** 178 * {@inheritDoc} 179 * @hide 180 */ 181 @SuppressWarnings("unchecked") 182 @Override 183 protected <T> T getProtected(Key<?> key) { 184 return (T) mProperties.get(key); 185 } 186 187 /** 188 * {@inheritDoc} 189 * @hide 190 */ 191 @SuppressWarnings("unchecked") 192 @Override 193 protected Class<Key<?>> getKeyClass() { 194 Object thisClass = Key.class; 195 return (Class<Key<?>>)thisClass; 196 } 197 198 /** 199 * {@inheritDoc} 200 */ 201 @NonNull 202 @Override 203 public List<Key<?>> getKeys() { 204 // List of keys is immutable; cache the results after we calculate them 205 if (mKeys != null) { 206 return mKeys; 207 } 208 209 int[] filterTags = get(REQUEST_AVAILABLE_CHARACTERISTICS_KEYS); 210 if (filterTags == null) { 211 throw new AssertionError("android.request.availableCharacteristicsKeys must be non-null" 212 + " in the characteristics"); 213 } 214 215 mKeys = Collections.unmodifiableList( 216 getKeysStatic(getClass(), getKeyClass(), this, filterTags)); 217 return mKeys; 218 } 219 220 /** 221 * Returns the list of keys supported by this {@link CameraDevice} for querying 222 * with a {@link CaptureRequest}. 223 * 224 * <p>The list returned is not modifiable, so any attempts to modify it will throw 225 * a {@code UnsupportedOperationException}.</p> 226 * 227 * <p>Each key is only listed once in the list. The order of the keys is undefined.</p> 228 * 229 * <p>Note that there is no {@code getAvailableCameraCharacteristicsKeys()} -- use 230 * {@link #getKeys()} instead.</p> 231 * 232 * @return List of keys supported by this CameraDevice for CaptureRequests. 233 */ 234 @SuppressWarnings({"unchecked"}) 235 @NonNull 236 public List<CaptureRequest.Key<?>> getAvailableCaptureRequestKeys() { 237 if (mAvailableRequestKeys == null) { 238 Object crKey = CaptureRequest.Key.class; 239 Class<CaptureRequest.Key<?>> crKeyTyped = (Class<CaptureRequest.Key<?>>)crKey; 240 241 int[] filterTags = get(REQUEST_AVAILABLE_REQUEST_KEYS); 242 if (filterTags == null) { 243 throw new AssertionError("android.request.availableRequestKeys must be non-null " 244 + "in the characteristics"); 245 } 246 mAvailableRequestKeys = 247 getAvailableKeyList(CaptureRequest.class, crKeyTyped, filterTags); 248 } 249 return mAvailableRequestKeys; 250 } 251 252 /** 253 * Returns the list of keys supported by this {@link CameraDevice} for querying 254 * with a {@link CaptureResult}. 255 * 256 * <p>The list returned is not modifiable, so any attempts to modify it will throw 257 * a {@code UnsupportedOperationException}.</p> 258 * 259 * <p>Each key is only listed once in the list. The order of the keys is undefined.</p> 260 * 261 * <p>Note that there is no {@code getAvailableCameraCharacteristicsKeys()} -- use 262 * {@link #getKeys()} instead.</p> 263 * 264 * @return List of keys supported by this CameraDevice for CaptureResults. 265 */ 266 @SuppressWarnings({"unchecked"}) 267 @NonNull 268 public List<CaptureResult.Key<?>> getAvailableCaptureResultKeys() { 269 if (mAvailableResultKeys == null) { 270 Object crKey = CaptureResult.Key.class; 271 Class<CaptureResult.Key<?>> crKeyTyped = (Class<CaptureResult.Key<?>>)crKey; 272 273 int[] filterTags = get(REQUEST_AVAILABLE_RESULT_KEYS); 274 if (filterTags == null) { 275 throw new AssertionError("android.request.availableResultKeys must be non-null " 276 + "in the characteristics"); 277 } 278 mAvailableResultKeys = getAvailableKeyList(CaptureResult.class, crKeyTyped, filterTags); 279 } 280 return mAvailableResultKeys; 281 } 282 283 /** 284 * Returns the list of keys supported by this {@link CameraDevice} by metadataClass. 285 * 286 * <p>The list returned is not modifiable, so any attempts to modify it will throw 287 * a {@code UnsupportedOperationException}.</p> 288 * 289 * <p>Each key is only listed once in the list. The order of the keys is undefined.</p> 290 * 291 * @param metadataClass The subclass of CameraMetadata that you want to get the keys for. 292 * @param keyClass The class of the metadata key, e.g. CaptureRequest.Key.class 293 * 294 * @return List of keys supported by this CameraDevice for metadataClass. 295 * 296 * @throws IllegalArgumentException if metadataClass is not a subclass of CameraMetadata 297 */ 298 private <TKey> List<TKey> 299 getAvailableKeyList(Class<?> metadataClass, Class<TKey> keyClass, int[] filterTags) { 300 301 if (metadataClass.equals(CameraMetadata.class)) { 302 throw new AssertionError( 303 "metadataClass must be a strict subclass of CameraMetadata"); 304 } else if (!CameraMetadata.class.isAssignableFrom(metadataClass)) { 305 throw new AssertionError( 306 "metadataClass must be a subclass of CameraMetadata"); 307 } 308 309 List<TKey> staticKeyList = CameraCharacteristics.<TKey>getKeysStatic( 310 metadataClass, keyClass, /*instance*/null, filterTags); 311 return Collections.unmodifiableList(staticKeyList); 312 } 313 314 /*@O~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~ 315 * The key entries below this point are generated from metadata 316 * definitions in /system/media/camera/docs. Do not modify by hand or 317 * modify the comment blocks at the start or end. 318 *~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~*/ 319 320 /** 321 * <p>List of aberration correction modes for {@link CaptureRequest#COLOR_CORRECTION_ABERRATION_MODE android.colorCorrection.aberrationMode} that are 322 * supported by this camera device.</p> 323 * <p>This key lists the valid modes for {@link CaptureRequest#COLOR_CORRECTION_ABERRATION_MODE android.colorCorrection.aberrationMode}. If no 324 * aberration correction modes are available for a device, this list will solely include 325 * OFF mode. All camera devices will support either OFF or FAST mode.</p> 326 * <p>Camera devices that support the MANUAL_POST_PROCESSING capability will always list 327 * OFF mode. This includes all FULL level devices.</p> 328 * <p>LEGACY devices will always only support FAST mode.</p> 329 * <p><b>Range of valid values:</b><br> 330 * Any value listed in {@link CaptureRequest#COLOR_CORRECTION_ABERRATION_MODE android.colorCorrection.aberrationMode}</p> 331 * <p>This key is available on all devices.</p> 332 * 333 * @see CaptureRequest#COLOR_CORRECTION_ABERRATION_MODE 334 */ 335 @PublicKey 336 public static final Key<int[]> COLOR_CORRECTION_AVAILABLE_ABERRATION_MODES = 337 new Key<int[]>("android.colorCorrection.availableAberrationModes", int[].class); 338 339 /** 340 * <p>List of auto-exposure antibanding modes for {@link CaptureRequest#CONTROL_AE_ANTIBANDING_MODE android.control.aeAntibandingMode} that are 341 * supported by this camera device.</p> 342 * <p>Not all of the auto-exposure anti-banding modes may be 343 * supported by a given camera device. This field lists the 344 * valid anti-banding modes that the application may request 345 * for this camera device with the 346 * {@link CaptureRequest#CONTROL_AE_ANTIBANDING_MODE android.control.aeAntibandingMode} control.</p> 347 * <p><b>Range of valid values:</b><br> 348 * Any value listed in {@link CaptureRequest#CONTROL_AE_ANTIBANDING_MODE android.control.aeAntibandingMode}</p> 349 * <p>This key is available on all devices.</p> 350 * 351 * @see CaptureRequest#CONTROL_AE_ANTIBANDING_MODE 352 */ 353 @PublicKey 354 public static final Key<int[]> CONTROL_AE_AVAILABLE_ANTIBANDING_MODES = 355 new Key<int[]>("android.control.aeAvailableAntibandingModes", int[].class); 356 357 /** 358 * <p>List of auto-exposure modes for {@link CaptureRequest#CONTROL_AE_MODE android.control.aeMode} that are supported by this camera 359 * device.</p> 360 * <p>Not all the auto-exposure modes may be supported by a 361 * given camera device, especially if no flash unit is 362 * available. This entry lists the valid modes for 363 * {@link CaptureRequest#CONTROL_AE_MODE android.control.aeMode} for this camera device.</p> 364 * <p>All camera devices support ON, and all camera devices with flash 365 * units support ON_AUTO_FLASH and ON_ALWAYS_FLASH.</p> 366 * <p>FULL mode camera devices always support OFF mode, 367 * which enables application control of camera exposure time, 368 * sensitivity, and frame duration.</p> 369 * <p>LEGACY mode camera devices never support OFF mode. 370 * LIMITED mode devices support OFF if they support the MANUAL_SENSOR 371 * capability.</p> 372 * <p><b>Range of valid values:</b><br> 373 * Any value listed in {@link CaptureRequest#CONTROL_AE_MODE android.control.aeMode}</p> 374 * <p>This key is available on all devices.</p> 375 * 376 * @see CaptureRequest#CONTROL_AE_MODE 377 */ 378 @PublicKey 379 public static final Key<int[]> CONTROL_AE_AVAILABLE_MODES = 380 new Key<int[]>("android.control.aeAvailableModes", int[].class); 381 382 /** 383 * <p>List of frame rate ranges for {@link CaptureRequest#CONTROL_AE_TARGET_FPS_RANGE android.control.aeTargetFpsRange} supported by 384 * this camera device.</p> 385 * <p>For devices at the LEGACY level or above:</p> 386 * <ul> 387 * <li>This list will always include (30, 30).</li> 388 * <li>Also, for constant-framerate recording, for each normal 389 * {@link android.media.CamcorderProfile CamcorderProfile} that has 390 * {@link android.media.CamcorderProfile#quality quality} in 391 * the range [{@link android.media.CamcorderProfile#QUALITY_LOW QUALITY_LOW}, 392 * {@link android.media.CamcorderProfile#QUALITY_2160P QUALITY_2160P}], if the profile is 393 * supported by the device and has 394 * {@link android.media.CamcorderProfile#videoFrameRate videoFrameRate} <code>x</code>, this list will 395 * always include (<code>x</code>,<code>x</code>).</li> 396 * <li>For preview streaming use case, this list will always include (<code>min</code>, <code>max</code>) where 397 * <code>min</code> <= 15 and <code>max</code> >= 30.</li> 398 * </ul> 399 * <p>For devices at the LIMITED level or above:</p> 400 * <ul> 401 * <li>For YUV_420_888 burst capture use case, this list will always include (<code>min</code>, <code>max</code>) 402 * and (<code>max</code>, <code>max</code>) where <code>min</code> <= 15 and <code>max</code> = the maximum output frame rate of the 403 * maximum YUV_420_888 output size.</li> 404 * </ul> 405 * <p><b>Units</b>: Frames per second (FPS)</p> 406 * <p>This key is available on all devices.</p> 407 * 408 * @see CaptureRequest#CONTROL_AE_TARGET_FPS_RANGE 409 */ 410 @PublicKey 411 public static final Key<android.util.Range<Integer>[]> CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES = 412 new Key<android.util.Range<Integer>[]>("android.control.aeAvailableTargetFpsRanges", new TypeReference<android.util.Range<Integer>[]>() {{ }}); 413 414 /** 415 * <p>Maximum and minimum exposure compensation values for 416 * {@link CaptureRequest#CONTROL_AE_EXPOSURE_COMPENSATION android.control.aeExposureCompensation}, in counts of {@link CameraCharacteristics#CONTROL_AE_COMPENSATION_STEP android.control.aeCompensationStep}, 417 * that are supported by this camera device.</p> 418 * <p><b>Range of valid values:</b><br></p> 419 * <p>Range [0,0] indicates that exposure compensation is not supported.</p> 420 * <p>For LIMITED and FULL devices, range must follow below requirements if exposure 421 * compensation is supported (<code>range != [0, 0]</code>):</p> 422 * <p><code>Min.exposure compensation * {@link CameraCharacteristics#CONTROL_AE_COMPENSATION_STEP android.control.aeCompensationStep} <= -2 EV</code></p> 423 * <p><code>Max.exposure compensation * {@link CameraCharacteristics#CONTROL_AE_COMPENSATION_STEP android.control.aeCompensationStep} >= 2 EV</code></p> 424 * <p>LEGACY devices may support a smaller range than this.</p> 425 * <p>This key is available on all devices.</p> 426 * 427 * @see CameraCharacteristics#CONTROL_AE_COMPENSATION_STEP 428 * @see CaptureRequest#CONTROL_AE_EXPOSURE_COMPENSATION 429 */ 430 @PublicKey 431 public static final Key<android.util.Range<Integer>> CONTROL_AE_COMPENSATION_RANGE = 432 new Key<android.util.Range<Integer>>("android.control.aeCompensationRange", new TypeReference<android.util.Range<Integer>>() {{ }}); 433 434 /** 435 * <p>Smallest step by which the exposure compensation 436 * can be changed.</p> 437 * <p>This is the unit for {@link CaptureRequest#CONTROL_AE_EXPOSURE_COMPENSATION android.control.aeExposureCompensation}. For example, if this key has 438 * a value of <code>1/2</code>, then a setting of <code>-2</code> for {@link CaptureRequest#CONTROL_AE_EXPOSURE_COMPENSATION android.control.aeExposureCompensation} means 439 * that the target EV offset for the auto-exposure routine is -1 EV.</p> 440 * <p>One unit of EV compensation changes the brightness of the captured image by a factor 441 * of two. +1 EV doubles the image brightness, while -1 EV halves the image brightness.</p> 442 * <p><b>Units</b>: Exposure Value (EV)</p> 443 * <p>This key is available on all devices.</p> 444 * 445 * @see CaptureRequest#CONTROL_AE_EXPOSURE_COMPENSATION 446 */ 447 @PublicKey 448 public static final Key<Rational> CONTROL_AE_COMPENSATION_STEP = 449 new Key<Rational>("android.control.aeCompensationStep", Rational.class); 450 451 /** 452 * <p>List of auto-focus (AF) modes for {@link CaptureRequest#CONTROL_AF_MODE android.control.afMode} that are 453 * supported by this camera device.</p> 454 * <p>Not all the auto-focus modes may be supported by a 455 * given camera device. This entry lists the valid modes for 456 * {@link CaptureRequest#CONTROL_AF_MODE android.control.afMode} for this camera device.</p> 457 * <p>All LIMITED and FULL mode camera devices will support OFF mode, and all 458 * camera devices with adjustable focuser units 459 * (<code>{@link CameraCharacteristics#LENS_INFO_MINIMUM_FOCUS_DISTANCE android.lens.info.minimumFocusDistance} > 0</code>) will support AUTO mode.</p> 460 * <p>LEGACY devices will support OFF mode only if they support 461 * focusing to infinity (by also setting {@link CaptureRequest#LENS_FOCUS_DISTANCE android.lens.focusDistance} to 462 * <code>0.0f</code>).</p> 463 * <p><b>Range of valid values:</b><br> 464 * Any value listed in {@link CaptureRequest#CONTROL_AF_MODE android.control.afMode}</p> 465 * <p>This key is available on all devices.</p> 466 * 467 * @see CaptureRequest#CONTROL_AF_MODE 468 * @see CaptureRequest#LENS_FOCUS_DISTANCE 469 * @see CameraCharacteristics#LENS_INFO_MINIMUM_FOCUS_DISTANCE 470 */ 471 @PublicKey 472 public static final Key<int[]> CONTROL_AF_AVAILABLE_MODES = 473 new Key<int[]>("android.control.afAvailableModes", int[].class); 474 475 /** 476 * <p>List of color effects for {@link CaptureRequest#CONTROL_EFFECT_MODE android.control.effectMode} that are supported by this camera 477 * device.</p> 478 * <p>This list contains the color effect modes that can be applied to 479 * images produced by the camera device. 480 * Implementations are not expected to be consistent across all devices. 481 * If no color effect modes are available for a device, this will only list 482 * OFF.</p> 483 * <p>A color effect will only be applied if 484 * {@link CaptureRequest#CONTROL_MODE android.control.mode} != OFF. OFF is always included in this list.</p> 485 * <p>This control has no effect on the operation of other control routines such 486 * as auto-exposure, white balance, or focus.</p> 487 * <p><b>Range of valid values:</b><br> 488 * Any value listed in {@link CaptureRequest#CONTROL_EFFECT_MODE android.control.effectMode}</p> 489 * <p>This key is available on all devices.</p> 490 * 491 * @see CaptureRequest#CONTROL_EFFECT_MODE 492 * @see CaptureRequest#CONTROL_MODE 493 */ 494 @PublicKey 495 public static final Key<int[]> CONTROL_AVAILABLE_EFFECTS = 496 new Key<int[]>("android.control.availableEffects", int[].class); 497 498 /** 499 * <p>List of scene modes for {@link CaptureRequest#CONTROL_SCENE_MODE android.control.sceneMode} that are supported by this camera 500 * device.</p> 501 * <p>This list contains scene modes that can be set for the camera device. 502 * Only scene modes that have been fully implemented for the 503 * camera device may be included here. Implementations are not expected 504 * to be consistent across all devices.</p> 505 * <p>If no scene modes are supported by the camera device, this 506 * will be set to DISABLED. Otherwise DISABLED will not be listed.</p> 507 * <p>FACE_PRIORITY is always listed if face detection is 508 * supported (i.e.<code>{@link CameraCharacteristics#STATISTICS_INFO_MAX_FACE_COUNT android.statistics.info.maxFaceCount} > 509 * 0</code>).</p> 510 * <p><b>Range of valid values:</b><br> 511 * Any value listed in {@link CaptureRequest#CONTROL_SCENE_MODE android.control.sceneMode}</p> 512 * <p>This key is available on all devices.</p> 513 * 514 * @see CaptureRequest#CONTROL_SCENE_MODE 515 * @see CameraCharacteristics#STATISTICS_INFO_MAX_FACE_COUNT 516 */ 517 @PublicKey 518 public static final Key<int[]> CONTROL_AVAILABLE_SCENE_MODES = 519 new Key<int[]>("android.control.availableSceneModes", int[].class); 520 521 /** 522 * <p>List of video stabilization modes for {@link CaptureRequest#CONTROL_VIDEO_STABILIZATION_MODE android.control.videoStabilizationMode} 523 * that are supported by this camera device.</p> 524 * <p>OFF will always be listed.</p> 525 * <p><b>Range of valid values:</b><br> 526 * Any value listed in {@link CaptureRequest#CONTROL_VIDEO_STABILIZATION_MODE android.control.videoStabilizationMode}</p> 527 * <p>This key is available on all devices.</p> 528 * 529 * @see CaptureRequest#CONTROL_VIDEO_STABILIZATION_MODE 530 */ 531 @PublicKey 532 public static final Key<int[]> CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES = 533 new Key<int[]>("android.control.availableVideoStabilizationModes", int[].class); 534 535 /** 536 * <p>List of auto-white-balance modes for {@link CaptureRequest#CONTROL_AWB_MODE android.control.awbMode} that are supported by this 537 * camera device.</p> 538 * <p>Not all the auto-white-balance modes may be supported by a 539 * given camera device. This entry lists the valid modes for 540 * {@link CaptureRequest#CONTROL_AWB_MODE android.control.awbMode} for this camera device.</p> 541 * <p>All camera devices will support ON mode.</p> 542 * <p>Camera devices that support the MANUAL_POST_PROCESSING capability will always support OFF 543 * mode, which enables application control of white balance, by using 544 * {@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). This includes all FULL 545 * mode camera devices.</p> 546 * <p><b>Range of valid values:</b><br> 547 * Any value listed in {@link CaptureRequest#CONTROL_AWB_MODE android.control.awbMode}</p> 548 * <p>This key is available on all devices.</p> 549 * 550 * @see CaptureRequest#COLOR_CORRECTION_GAINS 551 * @see CaptureRequest#COLOR_CORRECTION_MODE 552 * @see CaptureRequest#COLOR_CORRECTION_TRANSFORM 553 * @see CaptureRequest#CONTROL_AWB_MODE 554 */ 555 @PublicKey 556 public static final Key<int[]> CONTROL_AWB_AVAILABLE_MODES = 557 new Key<int[]>("android.control.awbAvailableModes", int[].class); 558 559 /** 560 * <p>List of the maximum number of regions that can be used for metering in 561 * auto-exposure (AE), auto-white balance (AWB), and auto-focus (AF); 562 * this corresponds to the the maximum number of elements in 563 * {@link CaptureRequest#CONTROL_AE_REGIONS android.control.aeRegions}, {@link CaptureRequest#CONTROL_AWB_REGIONS android.control.awbRegions}, 564 * and {@link CaptureRequest#CONTROL_AF_REGIONS android.control.afRegions}.</p> 565 * <p><b>Range of valid values:</b><br></p> 566 * <p>Value must be >= 0 for each element. For full-capability devices 567 * this value must be >= 1 for AE and AF. The order of the elements is: 568 * <code>(AE, AWB, AF)</code>.</p> 569 * <p>This key is available on all devices.</p> 570 * 571 * @see CaptureRequest#CONTROL_AE_REGIONS 572 * @see CaptureRequest#CONTROL_AF_REGIONS 573 * @see CaptureRequest#CONTROL_AWB_REGIONS 574 * @hide 575 */ 576 public static final Key<int[]> CONTROL_MAX_REGIONS = 577 new Key<int[]>("android.control.maxRegions", int[].class); 578 579 /** 580 * <p>The maximum number of metering regions that can be used by the auto-exposure (AE) 581 * routine.</p> 582 * <p>This corresponds to the the maximum allowed number of elements in 583 * {@link CaptureRequest#CONTROL_AE_REGIONS android.control.aeRegions}.</p> 584 * <p><b>Range of valid values:</b><br> 585 * Value will be >= 0. For FULL-capability devices, this 586 * value will be >= 1.</p> 587 * <p>This key is available on all devices.</p> 588 * 589 * @see CaptureRequest#CONTROL_AE_REGIONS 590 */ 591 @PublicKey 592 @SyntheticKey 593 public static final Key<Integer> CONTROL_MAX_REGIONS_AE = 594 new Key<Integer>("android.control.maxRegionsAe", int.class); 595 596 /** 597 * <p>The maximum number of metering regions that can be used by the auto-white balance (AWB) 598 * routine.</p> 599 * <p>This corresponds to the the maximum allowed number of elements in 600 * {@link CaptureRequest#CONTROL_AWB_REGIONS android.control.awbRegions}.</p> 601 * <p><b>Range of valid values:</b><br> 602 * Value will be >= 0.</p> 603 * <p>This key is available on all devices.</p> 604 * 605 * @see CaptureRequest#CONTROL_AWB_REGIONS 606 */ 607 @PublicKey 608 @SyntheticKey 609 public static final Key<Integer> CONTROL_MAX_REGIONS_AWB = 610 new Key<Integer>("android.control.maxRegionsAwb", int.class); 611 612 /** 613 * <p>The maximum number of metering regions that can be used by the auto-focus (AF) routine.</p> 614 * <p>This corresponds to the the maximum allowed number of elements in 615 * {@link CaptureRequest#CONTROL_AF_REGIONS android.control.afRegions}.</p> 616 * <p><b>Range of valid values:</b><br> 617 * Value will be >= 0. For FULL-capability devices, this 618 * value will be >= 1.</p> 619 * <p>This key is available on all devices.</p> 620 * 621 * @see CaptureRequest#CONTROL_AF_REGIONS 622 */ 623 @PublicKey 624 @SyntheticKey 625 public static final Key<Integer> CONTROL_MAX_REGIONS_AF = 626 new Key<Integer>("android.control.maxRegionsAf", int.class); 627 628 /** 629 * <p>List of available high speed video size, fps range and max batch size configurations 630 * supported by the camera device, in the format of (width, height, fps_min, fps_max, batch_size_max).</p> 631 * <p>When CONSTRAINED_HIGH_SPEED_VIDEO is supported in android.control.availableCapabilities, 632 * this metadata will list the supported high speed video size, fps range and max batch size 633 * configurations. All the sizes listed in this configuration will be a subset of the sizes 634 * reported by {@link android.hardware.camera2.params.StreamConfigurationMap#getOutputSizes } 635 * for processed non-stalling formats.</p> 636 * <p>For the high speed video use case, the application must 637 * select the video size and fps range from this metadata to configure the recording and 638 * preview streams and setup the recording requests. For example, if the application intends 639 * to do high speed recording, it can select the maximum size reported by this metadata to 640 * configure output streams. Once the size is selected, application can filter this metadata 641 * by selected size and get the supported fps ranges, and use these fps ranges to setup the 642 * recording requests. Note that for the use case of multiple output streams, application 643 * must select one unique size from this metadata to use (e.g., preview and recording streams 644 * must have the same size). Otherwise, the high speed capture session creation will fail.</p> 645 * <p>The min and max fps will be multiple times of 30fps.</p> 646 * <p>High speed video streaming extends significant performance pressue to camera hardware, 647 * to achieve efficient high speed streaming, the camera device may have to aggregate 648 * multiple frames together and send to camera device for processing where the request 649 * controls are same for all the frames in this batch. Max batch size indicates 650 * the max possible number of frames the camera device will group together for this high 651 * speed stream configuration. This max batch size will be used to generate a high speed 652 * recording request list by 653 * {@link android.hardware.camera2.CameraDevice#createConstrainedHighSpeedRequestList }. 654 * The max batch size for each configuration will satisfy below conditions:</p> 655 * <ul> 656 * <li>Each max batch size will be a divisor of its corresponding fps_max / 30. For example, 657 * if max_fps is 300, max batch size will only be 1, 2, 5, or 10.</li> 658 * <li>The camera device may choose smaller internal batch size for each configuration, but 659 * the actual batch size will be a divisor of max batch size. For example, if the max batch 660 * size is 8, the actual batch size used by camera device will only be 1, 2, 4, or 8.</li> 661 * <li>The max batch size in each configuration entry must be no larger than 32.</li> 662 * </ul> 663 * <p>The camera device doesn't have to support batch mode to achieve high speed video recording, 664 * in such case, batch_size_max will be reported as 1 in each configuration entry.</p> 665 * <p>This fps ranges in this configuration list can only be used to create requests 666 * that are submitted to a high speed camera capture session created by 667 * {@link android.hardware.camera2.CameraDevice#createConstrainedHighSpeedCaptureSession }. 668 * The fps ranges reported in this metadata must not be used to setup capture requests for 669 * normal capture session, or it will cause request error.</p> 670 * <p><b>Range of valid values:</b><br></p> 671 * <p>For each configuration, the fps_max >= 120fps.</p> 672 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 673 * <p><b>Limited capability</b> - 674 * Present on all camera devices that report being at least {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED HARDWARE_LEVEL_LIMITED} devices in the 675 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 676 * 677 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 678 * @hide 679 */ 680 public static final Key<android.hardware.camera2.params.HighSpeedVideoConfiguration[]> CONTROL_AVAILABLE_HIGH_SPEED_VIDEO_CONFIGURATIONS = 681 new Key<android.hardware.camera2.params.HighSpeedVideoConfiguration[]>("android.control.availableHighSpeedVideoConfigurations", android.hardware.camera2.params.HighSpeedVideoConfiguration[].class); 682 683 /** 684 * <p>Whether the camera device supports {@link CaptureRequest#CONTROL_AE_LOCK android.control.aeLock}</p> 685 * <p>Devices with MANUAL_SENSOR capability or BURST_CAPTURE capability will always 686 * list <code>true</code>. This includes FULL devices.</p> 687 * <p>This key is available on all devices.</p> 688 * 689 * @see CaptureRequest#CONTROL_AE_LOCK 690 */ 691 @PublicKey 692 public static final Key<Boolean> CONTROL_AE_LOCK_AVAILABLE = 693 new Key<Boolean>("android.control.aeLockAvailable", boolean.class); 694 695 /** 696 * <p>Whether the camera device supports {@link CaptureRequest#CONTROL_AWB_LOCK android.control.awbLock}</p> 697 * <p>Devices with MANUAL_POST_PROCESSING capability or BURST_CAPTURE capability will 698 * always list <code>true</code>. This includes FULL devices.</p> 699 * <p>This key is available on all devices.</p> 700 * 701 * @see CaptureRequest#CONTROL_AWB_LOCK 702 */ 703 @PublicKey 704 public static final Key<Boolean> CONTROL_AWB_LOCK_AVAILABLE = 705 new Key<Boolean>("android.control.awbLockAvailable", boolean.class); 706 707 /** 708 * <p>List of control modes for {@link CaptureRequest#CONTROL_MODE android.control.mode} that are supported by this camera 709 * device.</p> 710 * <p>This list contains control modes that can be set for the camera device. 711 * LEGACY mode devices will always support AUTO mode. LIMITED and FULL 712 * devices will always support OFF, AUTO modes.</p> 713 * <p><b>Range of valid values:</b><br> 714 * Any value listed in {@link CaptureRequest#CONTROL_MODE android.control.mode}</p> 715 * <p>This key is available on all devices.</p> 716 * 717 * @see CaptureRequest#CONTROL_MODE 718 */ 719 @PublicKey 720 public static final Key<int[]> CONTROL_AVAILABLE_MODES = 721 new Key<int[]>("android.control.availableModes", int[].class); 722 723 /** 724 * <p>List of edge enhancement modes for {@link CaptureRequest#EDGE_MODE android.edge.mode} that are supported by this camera 725 * device.</p> 726 * <p>Full-capability camera devices must always support OFF; all devices will list FAST.</p> 727 * <p><b>Range of valid values:</b><br> 728 * Any value listed in {@link CaptureRequest#EDGE_MODE android.edge.mode}</p> 729 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 730 * <p><b>Full capability</b> - 731 * Present on all camera devices that report being {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_FULL HARDWARE_LEVEL_FULL} devices in the 732 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 733 * 734 * @see CaptureRequest#EDGE_MODE 735 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 736 */ 737 @PublicKey 738 public static final Key<int[]> EDGE_AVAILABLE_EDGE_MODES = 739 new Key<int[]>("android.edge.availableEdgeModes", int[].class); 740 741 /** 742 * <p>Whether this camera device has a 743 * flash unit.</p> 744 * <p>Will be <code>false</code> if no flash is available.</p> 745 * <p>If there is no flash unit, none of the flash controls do 746 * anything. 747 * This key is available on all devices.</p> 748 */ 749 @PublicKey 750 public static final Key<Boolean> FLASH_INFO_AVAILABLE = 751 new Key<Boolean>("android.flash.info.available", boolean.class); 752 753 /** 754 * <p>List of hot pixel correction modes for {@link CaptureRequest#HOT_PIXEL_MODE android.hotPixel.mode} that are supported by this 755 * camera device.</p> 756 * <p>FULL mode camera devices will always support FAST.</p> 757 * <p><b>Range of valid values:</b><br> 758 * Any value listed in {@link CaptureRequest#HOT_PIXEL_MODE android.hotPixel.mode}</p> 759 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 760 * 761 * @see CaptureRequest#HOT_PIXEL_MODE 762 */ 763 @PublicKey 764 public static final Key<int[]> HOT_PIXEL_AVAILABLE_HOT_PIXEL_MODES = 765 new Key<int[]>("android.hotPixel.availableHotPixelModes", int[].class); 766 767 /** 768 * <p>List of JPEG thumbnail sizes for {@link CaptureRequest#JPEG_THUMBNAIL_SIZE android.jpeg.thumbnailSize} supported by this 769 * camera device.</p> 770 * <p>This list will include at least one non-zero resolution, plus <code>(0,0)</code> for indicating no 771 * thumbnail should be generated.</p> 772 * <p>Below condiditions will be satisfied for this size list:</p> 773 * <ul> 774 * <li>The sizes will be sorted by increasing pixel area (width x height). 775 * If several resolutions have the same area, they will be sorted by increasing width.</li> 776 * <li>The aspect ratio of the largest thumbnail size will be same as the 777 * aspect ratio of largest JPEG output size in android.scaler.availableStreamConfigurations. 778 * The largest size is defined as the size that has the largest pixel area 779 * in a given size list.</li> 780 * <li>Each output JPEG size in android.scaler.availableStreamConfigurations will have at least 781 * one corresponding size that has the same aspect ratio in availableThumbnailSizes, 782 * and vice versa.</li> 783 * <li>All non-<code>(0, 0)</code> sizes will have non-zero widths and heights. 784 * This key is available on all devices.</li> 785 * </ul> 786 * 787 * @see CaptureRequest#JPEG_THUMBNAIL_SIZE 788 */ 789 @PublicKey 790 public static final Key<android.util.Size[]> JPEG_AVAILABLE_THUMBNAIL_SIZES = 791 new Key<android.util.Size[]>("android.jpeg.availableThumbnailSizes", android.util.Size[].class); 792 793 /** 794 * <p>List of aperture size values for {@link CaptureRequest#LENS_APERTURE android.lens.aperture} that are 795 * supported by this camera device.</p> 796 * <p>If the camera device doesn't support a variable lens aperture, 797 * this list will contain only one value, which is the fixed aperture size.</p> 798 * <p>If the camera device supports a variable aperture, the aperture values 799 * in this list will be sorted in ascending order.</p> 800 * <p><b>Units</b>: The aperture f-number</p> 801 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 802 * <p><b>Full capability</b> - 803 * Present on all camera devices that report being {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_FULL HARDWARE_LEVEL_FULL} devices in the 804 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 805 * 806 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 807 * @see CaptureRequest#LENS_APERTURE 808 */ 809 @PublicKey 810 public static final Key<float[]> LENS_INFO_AVAILABLE_APERTURES = 811 new Key<float[]>("android.lens.info.availableApertures", float[].class); 812 813 /** 814 * <p>List of neutral density filter values for 815 * {@link CaptureRequest#LENS_FILTER_DENSITY android.lens.filterDensity} that are supported by this camera device.</p> 816 * <p>If a neutral density filter is not supported by this camera device, 817 * this list will contain only 0. Otherwise, this list will include every 818 * filter density supported by the camera device, in ascending order.</p> 819 * <p><b>Units</b>: Exposure value (EV)</p> 820 * <p><b>Range of valid values:</b><br></p> 821 * <p>Values are >= 0</p> 822 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 823 * <p><b>Full capability</b> - 824 * Present on all camera devices that report being {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_FULL HARDWARE_LEVEL_FULL} devices in the 825 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 826 * 827 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 828 * @see CaptureRequest#LENS_FILTER_DENSITY 829 */ 830 @PublicKey 831 public static final Key<float[]> LENS_INFO_AVAILABLE_FILTER_DENSITIES = 832 new Key<float[]>("android.lens.info.availableFilterDensities", float[].class); 833 834 /** 835 * <p>List of focal lengths for {@link CaptureRequest#LENS_FOCAL_LENGTH android.lens.focalLength} that are supported by this camera 836 * device.</p> 837 * <p>If optical zoom is not supported, this list will only contain 838 * a single value corresponding to the fixed focal length of the 839 * device. Otherwise, this list will include every focal length supported 840 * by the camera device, in ascending order.</p> 841 * <p><b>Units</b>: Millimeters</p> 842 * <p><b>Range of valid values:</b><br></p> 843 * <p>Values are > 0</p> 844 * <p>This key is available on all devices.</p> 845 * 846 * @see CaptureRequest#LENS_FOCAL_LENGTH 847 */ 848 @PublicKey 849 public static final Key<float[]> LENS_INFO_AVAILABLE_FOCAL_LENGTHS = 850 new Key<float[]>("android.lens.info.availableFocalLengths", float[].class); 851 852 /** 853 * <p>List of optical image stabilization (OIS) modes for 854 * {@link CaptureRequest#LENS_OPTICAL_STABILIZATION_MODE android.lens.opticalStabilizationMode} that are supported by this camera device.</p> 855 * <p>If OIS is not supported by a given camera device, this list will 856 * contain only OFF.</p> 857 * <p><b>Range of valid values:</b><br> 858 * Any value listed in {@link CaptureRequest#LENS_OPTICAL_STABILIZATION_MODE android.lens.opticalStabilizationMode}</p> 859 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 860 * <p><b>Limited capability</b> - 861 * Present on all camera devices that report being at least {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED HARDWARE_LEVEL_LIMITED} devices in the 862 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 863 * 864 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 865 * @see CaptureRequest#LENS_OPTICAL_STABILIZATION_MODE 866 */ 867 @PublicKey 868 public static final Key<int[]> LENS_INFO_AVAILABLE_OPTICAL_STABILIZATION = 869 new Key<int[]>("android.lens.info.availableOpticalStabilization", int[].class); 870 871 /** 872 * <p>Hyperfocal distance for this lens.</p> 873 * <p>If the lens is not fixed focus, the camera device will report this 874 * field when {@link CameraCharacteristics#LENS_INFO_FOCUS_DISTANCE_CALIBRATION android.lens.info.focusDistanceCalibration} is APPROXIMATE or CALIBRATED.</p> 875 * <p><b>Units</b>: See {@link CameraCharacteristics#LENS_INFO_FOCUS_DISTANCE_CALIBRATION android.lens.info.focusDistanceCalibration} for details</p> 876 * <p><b>Range of valid values:</b><br> 877 * If lens is fixed focus, >= 0. If lens has focuser unit, the value is 878 * within <code>(0.0f, {@link CameraCharacteristics#LENS_INFO_MINIMUM_FOCUS_DISTANCE android.lens.info.minimumFocusDistance}]</code></p> 879 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 880 * <p><b>Limited capability</b> - 881 * Present on all camera devices that report being at least {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED HARDWARE_LEVEL_LIMITED} devices in the 882 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 883 * 884 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 885 * @see CameraCharacteristics#LENS_INFO_FOCUS_DISTANCE_CALIBRATION 886 * @see CameraCharacteristics#LENS_INFO_MINIMUM_FOCUS_DISTANCE 887 */ 888 @PublicKey 889 public static final Key<Float> LENS_INFO_HYPERFOCAL_DISTANCE = 890 new Key<Float>("android.lens.info.hyperfocalDistance", float.class); 891 892 /** 893 * <p>Shortest distance from frontmost surface 894 * of the lens that can be brought into sharp focus.</p> 895 * <p>If the lens is fixed-focus, this will be 896 * 0.</p> 897 * <p><b>Units</b>: See {@link CameraCharacteristics#LENS_INFO_FOCUS_DISTANCE_CALIBRATION android.lens.info.focusDistanceCalibration} for details</p> 898 * <p><b>Range of valid values:</b><br> 899 * >= 0</p> 900 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 901 * <p><b>Limited capability</b> - 902 * Present on all camera devices that report being at least {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED HARDWARE_LEVEL_LIMITED} devices in the 903 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 904 * 905 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 906 * @see CameraCharacteristics#LENS_INFO_FOCUS_DISTANCE_CALIBRATION 907 */ 908 @PublicKey 909 public static final Key<Float> LENS_INFO_MINIMUM_FOCUS_DISTANCE = 910 new Key<Float>("android.lens.info.minimumFocusDistance", float.class); 911 912 /** 913 * <p>Dimensions of lens shading map.</p> 914 * <p>The map should be on the order of 30-40 rows and columns, and 915 * must be smaller than 64x64.</p> 916 * <p><b>Range of valid values:</b><br> 917 * Both values >= 1</p> 918 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 919 * <p><b>Full capability</b> - 920 * Present on all camera devices that report being {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_FULL HARDWARE_LEVEL_FULL} devices in the 921 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 922 * 923 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 924 * @hide 925 */ 926 public static final Key<android.util.Size> LENS_INFO_SHADING_MAP_SIZE = 927 new Key<android.util.Size>("android.lens.info.shadingMapSize", android.util.Size.class); 928 929 /** 930 * <p>The lens focus distance calibration quality.</p> 931 * <p>The lens focus distance calibration quality determines the reliability of 932 * focus related metadata entries, i.e. {@link CaptureRequest#LENS_FOCUS_DISTANCE android.lens.focusDistance}, 933 * {@link CaptureResult#LENS_FOCUS_RANGE android.lens.focusRange}, {@link CameraCharacteristics#LENS_INFO_HYPERFOCAL_DISTANCE android.lens.info.hyperfocalDistance}, and 934 * {@link CameraCharacteristics#LENS_INFO_MINIMUM_FOCUS_DISTANCE android.lens.info.minimumFocusDistance}.</p> 935 * <p>APPROXIMATE and CALIBRATED devices report the focus metadata in 936 * units of diopters (1/meter), so <code>0.0f</code> represents focusing at infinity, 937 * and increasing positive numbers represent focusing closer and closer 938 * to the camera device. The focus distance control also uses diopters 939 * on these devices.</p> 940 * <p>UNCALIBRATED devices do not use units that are directly comparable 941 * to any real physical measurement, but <code>0.0f</code> still represents farthest 942 * focus, and {@link CameraCharacteristics#LENS_INFO_MINIMUM_FOCUS_DISTANCE android.lens.info.minimumFocusDistance} represents the 943 * nearest focus the device can achieve.</p> 944 * <p><b>Possible values:</b> 945 * <ul> 946 * <li>{@link #LENS_INFO_FOCUS_DISTANCE_CALIBRATION_UNCALIBRATED UNCALIBRATED}</li> 947 * <li>{@link #LENS_INFO_FOCUS_DISTANCE_CALIBRATION_APPROXIMATE APPROXIMATE}</li> 948 * <li>{@link #LENS_INFO_FOCUS_DISTANCE_CALIBRATION_CALIBRATED CALIBRATED}</li> 949 * </ul></p> 950 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 951 * <p><b>Limited capability</b> - 952 * Present on all camera devices that report being at least {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED HARDWARE_LEVEL_LIMITED} devices in the 953 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 954 * 955 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 956 * @see CaptureRequest#LENS_FOCUS_DISTANCE 957 * @see CaptureResult#LENS_FOCUS_RANGE 958 * @see CameraCharacteristics#LENS_INFO_HYPERFOCAL_DISTANCE 959 * @see CameraCharacteristics#LENS_INFO_MINIMUM_FOCUS_DISTANCE 960 * @see #LENS_INFO_FOCUS_DISTANCE_CALIBRATION_UNCALIBRATED 961 * @see #LENS_INFO_FOCUS_DISTANCE_CALIBRATION_APPROXIMATE 962 * @see #LENS_INFO_FOCUS_DISTANCE_CALIBRATION_CALIBRATED 963 */ 964 @PublicKey 965 public static final Key<Integer> LENS_INFO_FOCUS_DISTANCE_CALIBRATION = 966 new Key<Integer>("android.lens.info.focusDistanceCalibration", int.class); 967 968 /** 969 * <p>Direction the camera faces relative to 970 * device screen.</p> 971 * <p><b>Possible values:</b> 972 * <ul> 973 * <li>{@link #LENS_FACING_FRONT FRONT}</li> 974 * <li>{@link #LENS_FACING_BACK BACK}</li> 975 * <li>{@link #LENS_FACING_EXTERNAL EXTERNAL}</li> 976 * </ul></p> 977 * <p>This key is available on all devices.</p> 978 * @see #LENS_FACING_FRONT 979 * @see #LENS_FACING_BACK 980 * @see #LENS_FACING_EXTERNAL 981 */ 982 @PublicKey 983 public static final Key<Integer> LENS_FACING = 984 new Key<Integer>("android.lens.facing", int.class); 985 986 /** 987 * <p>The orientation of the camera relative to the sensor 988 * coordinate system.</p> 989 * <p>The four coefficients that describe the quarternion 990 * rotation from the Android sensor coordinate system to a 991 * camera-aligned coordinate system where the X-axis is 992 * aligned with the long side of the image sensor, the Y-axis 993 * is aligned with the short side of the image sensor, and 994 * the Z-axis is aligned with the optical axis of the sensor.</p> 995 * <p>To convert from the quarternion coefficients <code>(x,y,z,w)</code> 996 * to the axis of rotation <code>(a_x, a_y, a_z)</code> and rotation 997 * amount <code>theta</code>, the following formulas can be used:</p> 998 * <pre><code> theta = 2 * acos(w) 999 * a_x = x / sin(theta/2) 1000 * a_y = y / sin(theta/2) 1001 * a_z = z / sin(theta/2) 1002 * </code></pre> 1003 * <p>To create a 3x3 rotation matrix that applies the rotation 1004 * defined by this quarternion, the following matrix can be 1005 * used:</p> 1006 * <pre><code>R = [ 1 - 2y^2 - 2z^2, 2xy - 2zw, 2xz + 2yw, 1007 * 2xy + 2zw, 1 - 2x^2 - 2z^2, 2yz - 2xw, 1008 * 2xz - 2yw, 2yz + 2xw, 1 - 2x^2 - 2y^2 ] 1009 * </code></pre> 1010 * <p>This matrix can then be used to apply the rotation to a 1011 * column vector point with</p> 1012 * <p><code>p' = Rp</code></p> 1013 * <p>where <code>p</code> is in the device sensor coordinate system, and 1014 * <code>p'</code> is in the camera-oriented coordinate system.</p> 1015 * <p><b>Units</b>: 1016 * Quarternion coefficients</p> 1017 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 1018 */ 1019 @PublicKey 1020 public static final Key<float[]> LENS_POSE_ROTATION = 1021 new Key<float[]>("android.lens.poseRotation", float[].class); 1022 1023 /** 1024 * <p>Position of the camera optical center.</p> 1025 * <p>The position of the camera device's lens optical center, 1026 * as a three-dimensional vector <code>(x,y,z)</code>, relative to the 1027 * optical center of the largest camera device facing in the 1028 * same direction as this camera, in the {@link android.hardware.SensorEvent Android sensor coordinate 1029 * axes}. Note that only the axis definitions are shared with 1030 * the sensor coordinate system, but not the origin.</p> 1031 * <p>If this device is the largest or only camera device with a 1032 * given facing, then this position will be <code>(0, 0, 0)</code>; a 1033 * camera device with a lens optical center located 3 cm from 1034 * the main sensor along the +X axis (to the right from the 1035 * user's perspective) will report <code>(0.03, 0, 0)</code>.</p> 1036 * <p>To transform a pixel coordinates between two cameras 1037 * facing the same direction, first the source camera 1038 * android.lens.radialDistortion must be corrected for. Then 1039 * the source camera android.lens.intrinsicCalibration needs 1040 * to be applied, followed by the {@link CameraCharacteristics#LENS_POSE_ROTATION android.lens.poseRotation} 1041 * of the source camera, the translation of the source camera 1042 * relative to the destination camera, the 1043 * {@link CameraCharacteristics#LENS_POSE_ROTATION android.lens.poseRotation} of the destination camera, and 1044 * finally the inverse of android.lens.intrinsicCalibration 1045 * of the destination camera. This obtains a 1046 * radial-distortion-free coordinate in the destination 1047 * camera pixel coordinates.</p> 1048 * <p>To compare this against a real image from the destination 1049 * camera, the destination camera image then needs to be 1050 * corrected for radial distortion before comparison or 1051 * sampling.</p> 1052 * <p><b>Units</b>: Meters</p> 1053 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 1054 * 1055 * @see CameraCharacteristics#LENS_POSE_ROTATION 1056 */ 1057 @PublicKey 1058 public static final Key<float[]> LENS_POSE_TRANSLATION = 1059 new Key<float[]>("android.lens.poseTranslation", float[].class); 1060 1061 /** 1062 * <p>The parameters for this camera device's intrinsic 1063 * calibration.</p> 1064 * <p>The five calibration parameters that describe the 1065 * transform from camera-centric 3D coordinates to sensor 1066 * pixel coordinates:</p> 1067 * <pre><code>[f_x, f_y, c_x, c_y, s] 1068 * </code></pre> 1069 * <p>Where <code>f_x</code> and <code>f_y</code> are the horizontal and vertical 1070 * focal lengths, <code>[c_x, c_y]</code> is the position of the optical 1071 * axis, and <code>s</code> is a skew parameter for the sensor plane not 1072 * being aligned with the lens plane.</p> 1073 * <p>These are typically used within a transformation matrix K:</p> 1074 * <pre><code>K = [ f_x, s, c_x, 1075 * 0, f_y, c_y, 1076 * 0 0, 1 ] 1077 * </code></pre> 1078 * <p>which can then be combined with the camera pose rotation 1079 * <code>R</code> and translation <code>t</code> ({@link CameraCharacteristics#LENS_POSE_ROTATION android.lens.poseRotation} and 1080 * {@link CameraCharacteristics#LENS_POSE_TRANSLATION android.lens.poseTranslation}, respective) to calculate the 1081 * complete transform from world coordinates to pixel 1082 * coordinates:</p> 1083 * <pre><code>P = [ K 0 * [ R t 1084 * 0 1 ] 0 1 ] 1085 * </code></pre> 1086 * <p>and with <code>p_w</code> being a point in the world coordinate system 1087 * and <code>p_s</code> being a point in the camera active pixel array 1088 * coordinate system, and with the mapping including the 1089 * homogeneous division by z:</p> 1090 * <pre><code> p_h = (x_h, y_h, z_h) = P p_w 1091 * p_s = p_h / z_h 1092 * </code></pre> 1093 * <p>so <code>[x_s, y_s]</code> is the pixel coordinates of the world 1094 * point, <code>z_s = 1</code>, and <code>w_s</code> is a measurement of disparity 1095 * (depth) in pixel coordinates.</p> 1096 * <p>Note that the coordinate system for this transform is the 1097 * {@link CameraCharacteristics#SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE android.sensor.info.preCorrectionActiveArraySize} system, 1098 * where <code>(0,0)</code> is the top-left of the 1099 * preCorrectionActiveArraySize rectangle. Once the pose and 1100 * intrinsic calibration transforms have been applied to a 1101 * world point, then the android.lens.radialDistortion 1102 * transform needs to be applied, and the result adjusted to 1103 * be in the {@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE android.sensor.info.activeArraySize} coordinate 1104 * system (where <code>(0, 0)</code> is the top-left of the 1105 * activeArraySize rectangle), to determine the final pixel 1106 * coordinate of the world point for processed (non-RAW) 1107 * output buffers.</p> 1108 * <p><b>Units</b>: 1109 * Pixels in the 1110 * {@link CameraCharacteristics#SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE android.sensor.info.preCorrectionActiveArraySize} 1111 * coordinate system.</p> 1112 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 1113 * 1114 * @see CameraCharacteristics#LENS_POSE_ROTATION 1115 * @see CameraCharacteristics#LENS_POSE_TRANSLATION 1116 * @see CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE 1117 * @see CameraCharacteristics#SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE 1118 */ 1119 @PublicKey 1120 public static final Key<float[]> LENS_INTRINSIC_CALIBRATION = 1121 new Key<float[]>("android.lens.intrinsicCalibration", float[].class); 1122 1123 /** 1124 * <p>The correction coefficients to correct for this camera device's 1125 * radial and tangential lens distortion.</p> 1126 * <p>Four radial distortion coefficients <code>[kappa_0, kappa_1, kappa_2, 1127 * kappa_3]</code> and two tangential distortion coefficients 1128 * <code>[kappa_4, kappa_5]</code> that can be used to correct the 1129 * lens's geometric distortion with the mapping equations:</p> 1130 * <pre><code> x_c = x_i * ( kappa_0 + kappa_1 * r^2 + kappa_2 * r^4 + kappa_3 * r^6 ) + 1131 * kappa_4 * (2 * x_i * y_i) + kappa_5 * ( r^2 + 2 * x_i^2 ) 1132 * y_c = y_i * ( kappa_0 + kappa_1 * r^2 + kappa_2 * r^4 + kappa_3 * r^6 ) + 1133 * kappa_5 * (2 * x_i * y_i) + kappa_4 * ( r^2 + 2 * y_i^2 ) 1134 * </code></pre> 1135 * <p>Here, <code>[x_c, y_c]</code> are the coordinates to sample in the 1136 * input image that correspond to the pixel values in the 1137 * corrected image at the coordinate <code>[x_i, y_i]</code>:</p> 1138 * <pre><code> correctedImage(x_i, y_i) = sample_at(x_c, y_c, inputImage) 1139 * </code></pre> 1140 * <p>The pixel coordinates are defined in a normalized 1141 * coordinate system related to the 1142 * android.lens.intrinsicCalibration calibration fields. 1143 * Both <code>[x_i, y_i]</code> and <code>[x_c, y_c]</code> have <code>(0,0)</code> at the 1144 * lens optical center <code>[c_x, c_y]</code>. The maximum magnitudes 1145 * of both x and y coordinates are normalized to be 1 at the 1146 * edge further from the optical center, so the range 1147 * for both dimensions is <code>-1 <= x <= 1</code>.</p> 1148 * <p>Finally, <code>r</code> represents the radial distance from the 1149 * optical center, <code>r^2 = x_i^2 + y_i^2</code>, and its magnitude 1150 * is therefore no larger than <code>|r| <= sqrt(2)</code>.</p> 1151 * <p>The distortion model used is the Brown-Conrady model.</p> 1152 * <p><b>Units</b>: 1153 * Unitless coefficients.</p> 1154 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 1155 */ 1156 @PublicKey 1157 public static final Key<float[]> LENS_RADIAL_DISTORTION = 1158 new Key<float[]>("android.lens.radialDistortion", float[].class); 1159 1160 /** 1161 * <p>List of noise reduction modes for {@link CaptureRequest#NOISE_REDUCTION_MODE android.noiseReduction.mode} that are supported 1162 * by this camera device.</p> 1163 * <p>Full-capability camera devices will always support OFF and FAST.</p> 1164 * <p>Legacy-capability camera devices will only support FAST mode.</p> 1165 * <p><b>Range of valid values:</b><br> 1166 * Any value listed in {@link CaptureRequest#NOISE_REDUCTION_MODE android.noiseReduction.mode}</p> 1167 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 1168 * <p><b>Limited capability</b> - 1169 * Present on all camera devices that report being at least {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED HARDWARE_LEVEL_LIMITED} devices in the 1170 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 1171 * 1172 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 1173 * @see CaptureRequest#NOISE_REDUCTION_MODE 1174 */ 1175 @PublicKey 1176 public static final Key<int[]> NOISE_REDUCTION_AVAILABLE_NOISE_REDUCTION_MODES = 1177 new Key<int[]>("android.noiseReduction.availableNoiseReductionModes", int[].class); 1178 1179 /** 1180 * <p>If set to 1, the HAL will always split result 1181 * metadata for a single capture into multiple buffers, 1182 * returned using multiple process_capture_result calls.</p> 1183 * <p>Does not need to be listed in static 1184 * metadata. Support for partial results will be reworked in 1185 * future versions of camera service. This quirk will stop 1186 * working at that point; DO NOT USE without careful 1187 * consideration of future support.</p> 1188 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 1189 * @deprecated 1190 * @hide 1191 */ 1192 @Deprecated 1193 public static final Key<Byte> QUIRKS_USE_PARTIAL_RESULT = 1194 new Key<Byte>("android.quirks.usePartialResult", byte.class); 1195 1196 /** 1197 * <p>The maximum numbers of different types of output streams 1198 * that can be configured and used simultaneously by a camera device.</p> 1199 * <p>This is a 3 element tuple that contains the max number of output simultaneous 1200 * streams for raw sensor, processed (but not stalling), and processed (and stalling) 1201 * formats respectively. For example, assuming that JPEG is typically a processed and 1202 * stalling stream, if max raw sensor format output stream number is 1, max YUV streams 1203 * number is 3, and max JPEG stream number is 2, then this tuple should be <code>(1, 3, 2)</code>.</p> 1204 * <p>This lists the upper bound of the number of output streams supported by 1205 * the camera device. Using more streams simultaneously may require more hardware and 1206 * CPU resources that will consume more power. The image format for an output stream can 1207 * be any supported format provided by android.scaler.availableStreamConfigurations. 1208 * The formats defined in android.scaler.availableStreamConfigurations can be catergorized 1209 * into the 3 stream types as below:</p> 1210 * <ul> 1211 * <li>Processed (but stalling): any non-RAW format with a stallDurations > 0. 1212 * Typically {@link android.graphics.ImageFormat#JPEG JPEG format}.</li> 1213 * <li>Raw formats: {@link android.graphics.ImageFormat#RAW_SENSOR RAW_SENSOR}, {@link android.graphics.ImageFormat#RAW10 RAW10}, or {@link android.graphics.ImageFormat#RAW12 RAW12}.</li> 1214 * <li>Processed (but not-stalling): any non-RAW format without a stall duration. 1215 * Typically {@link android.graphics.ImageFormat#YUV_420_888 YUV_420_888}, 1216 * {@link android.graphics.ImageFormat#NV21 NV21}, or 1217 * {@link android.graphics.ImageFormat#YV12 YV12}.</li> 1218 * </ul> 1219 * <p><b>Range of valid values:</b><br></p> 1220 * <p>For processed (and stalling) format streams, >= 1.</p> 1221 * <p>For Raw format (either stalling or non-stalling) streams, >= 0.</p> 1222 * <p>For processed (but not stalling) format streams, >= 3 1223 * for FULL mode devices (<code>{@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} == FULL</code>); 1224 * >= 2 for LIMITED mode devices (<code>{@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} == LIMITED</code>).</p> 1225 * <p>This key is available on all devices.</p> 1226 * 1227 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 1228 * @hide 1229 */ 1230 public static final Key<int[]> REQUEST_MAX_NUM_OUTPUT_STREAMS = 1231 new Key<int[]>("android.request.maxNumOutputStreams", int[].class); 1232 1233 /** 1234 * <p>The maximum numbers of different types of output streams 1235 * that can be configured and used simultaneously by a camera device 1236 * for any <code>RAW</code> formats.</p> 1237 * <p>This value contains the max number of output simultaneous 1238 * streams from the raw sensor.</p> 1239 * <p>This lists the upper bound of the number of output streams supported by 1240 * the camera device. Using more streams simultaneously may require more hardware and 1241 * CPU resources that will consume more power. The image format for this kind of an output stream can 1242 * be any <code>RAW</code> and supported format provided by {@link CameraCharacteristics#SCALER_STREAM_CONFIGURATION_MAP android.scaler.streamConfigurationMap}.</p> 1243 * <p>In particular, a <code>RAW</code> format is typically one of:</p> 1244 * <ul> 1245 * <li>{@link android.graphics.ImageFormat#RAW_SENSOR RAW_SENSOR}</li> 1246 * <li>{@link android.graphics.ImageFormat#RAW10 RAW10}</li> 1247 * <li>{@link android.graphics.ImageFormat#RAW12 RAW12}</li> 1248 * </ul> 1249 * <p>LEGACY mode devices ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} <code>==</code> LEGACY) 1250 * never support raw streams.</p> 1251 * <p><b>Range of valid values:</b><br></p> 1252 * <p>>= 0</p> 1253 * <p>This key is available on all devices.</p> 1254 * 1255 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 1256 * @see CameraCharacteristics#SCALER_STREAM_CONFIGURATION_MAP 1257 */ 1258 @PublicKey 1259 @SyntheticKey 1260 public static final Key<Integer> REQUEST_MAX_NUM_OUTPUT_RAW = 1261 new Key<Integer>("android.request.maxNumOutputRaw", int.class); 1262 1263 /** 1264 * <p>The maximum numbers of different types of output streams 1265 * that can be configured and used simultaneously by a camera device 1266 * for any processed (but not-stalling) formats.</p> 1267 * <p>This value contains the max number of output simultaneous 1268 * streams for any processed (but not-stalling) formats.</p> 1269 * <p>This lists the upper bound of the number of output streams supported by 1270 * the camera device. Using more streams simultaneously may require more hardware and 1271 * CPU resources that will consume more power. The image format for this kind of an output stream can 1272 * be any non-<code>RAW</code> and supported format provided by {@link CameraCharacteristics#SCALER_STREAM_CONFIGURATION_MAP android.scaler.streamConfigurationMap}.</p> 1273 * <p>Processed (but not-stalling) is defined as any non-RAW format without a stall duration. 1274 * Typically:</p> 1275 * <ul> 1276 * <li>{@link android.graphics.ImageFormat#YUV_420_888 YUV_420_888}</li> 1277 * <li>{@link android.graphics.ImageFormat#NV21 NV21}</li> 1278 * <li>{@link android.graphics.ImageFormat#YV12 YV12}</li> 1279 * <li>Implementation-defined formats, i.e. {@link android.hardware.camera2.params.StreamConfigurationMap#isOutputSupportedFor(Class) }</li> 1280 * </ul> 1281 * <p>For full guarantees, query {@link android.hardware.camera2.params.StreamConfigurationMap#getOutputStallDuration } with a 1282 * processed format -- it will return 0 for a non-stalling stream.</p> 1283 * <p>LEGACY devices will support at least 2 processing/non-stalling streams.</p> 1284 * <p><b>Range of valid values:</b><br></p> 1285 * <p>>= 3 1286 * for FULL mode devices (<code>{@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} == FULL</code>); 1287 * >= 2 for LIMITED mode devices (<code>{@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} == LIMITED</code>).</p> 1288 * <p>This key is available on all devices.</p> 1289 * 1290 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 1291 * @see CameraCharacteristics#SCALER_STREAM_CONFIGURATION_MAP 1292 */ 1293 @PublicKey 1294 @SyntheticKey 1295 public static final Key<Integer> REQUEST_MAX_NUM_OUTPUT_PROC = 1296 new Key<Integer>("android.request.maxNumOutputProc", int.class); 1297 1298 /** 1299 * <p>The maximum numbers of different types of output streams 1300 * that can be configured and used simultaneously by a camera device 1301 * for any processed (and stalling) formats.</p> 1302 * <p>This value contains the max number of output simultaneous 1303 * streams for any processed (but not-stalling) formats.</p> 1304 * <p>This lists the upper bound of the number of output streams supported by 1305 * the camera device. Using more streams simultaneously may require more hardware and 1306 * CPU resources that will consume more power. The image format for this kind of an output stream can 1307 * be any non-<code>RAW</code> and supported format provided by {@link CameraCharacteristics#SCALER_STREAM_CONFIGURATION_MAP android.scaler.streamConfigurationMap}.</p> 1308 * <p>A processed and stalling format is defined as any non-RAW format with a stallDurations 1309 * > 0. Typically only the {@link android.graphics.ImageFormat#JPEG JPEG format} is a 1310 * stalling format.</p> 1311 * <p>For full guarantees, query {@link android.hardware.camera2.params.StreamConfigurationMap#getOutputStallDuration } with a 1312 * processed format -- it will return a non-0 value for a stalling stream.</p> 1313 * <p>LEGACY devices will support up to 1 processing/stalling stream.</p> 1314 * <p><b>Range of valid values:</b><br></p> 1315 * <p>>= 1</p> 1316 * <p>This key is available on all devices.</p> 1317 * 1318 * @see CameraCharacteristics#SCALER_STREAM_CONFIGURATION_MAP 1319 */ 1320 @PublicKey 1321 @SyntheticKey 1322 public static final Key<Integer> REQUEST_MAX_NUM_OUTPUT_PROC_STALLING = 1323 new Key<Integer>("android.request.maxNumOutputProcStalling", int.class); 1324 1325 /** 1326 * <p>The maximum numbers of any type of input streams 1327 * that can be configured and used simultaneously by a camera device.</p> 1328 * <p>When set to 0, it means no input stream is supported.</p> 1329 * <p>The image format for a input stream can be any supported format returned by {@link android.hardware.camera2.params.StreamConfigurationMap#getInputFormats }. When using an 1330 * input stream, there must be at least one output stream configured to to receive the 1331 * reprocessed images.</p> 1332 * <p>When an input stream and some output streams are used in a reprocessing request, 1333 * only the input buffer will be used to produce these output stream buffers, and a 1334 * new sensor image will not be captured.</p> 1335 * <p>For example, for Zero Shutter Lag (ZSL) still capture use case, the input 1336 * stream image format will be PRIVATE, the associated output stream image format 1337 * should be JPEG.</p> 1338 * <p><b>Range of valid values:</b><br></p> 1339 * <p>0 or 1.</p> 1340 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 1341 * <p><b>Full capability</b> - 1342 * Present on all camera devices that report being {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_FULL HARDWARE_LEVEL_FULL} devices in the 1343 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 1344 * 1345 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 1346 */ 1347 @PublicKey 1348 public static final Key<Integer> REQUEST_MAX_NUM_INPUT_STREAMS = 1349 new Key<Integer>("android.request.maxNumInputStreams", int.class); 1350 1351 /** 1352 * <p>Specifies the number of maximum pipeline stages a frame 1353 * has to go through from when it's exposed to when it's available 1354 * to the framework.</p> 1355 * <p>A typical minimum value for this is 2 (one stage to expose, 1356 * one stage to readout) from the sensor. The ISP then usually adds 1357 * its own stages to do custom HW processing. Further stages may be 1358 * added by SW processing.</p> 1359 * <p>Depending on what settings are used (e.g. YUV, JPEG) and what 1360 * processing is enabled (e.g. face detection), the actual pipeline 1361 * depth (specified by {@link CaptureResult#REQUEST_PIPELINE_DEPTH android.request.pipelineDepth}) may be less than 1362 * the max pipeline depth.</p> 1363 * <p>A pipeline depth of X stages is equivalent to a pipeline latency of 1364 * X frame intervals.</p> 1365 * <p>This value will normally be 8 or less, however, for high speed capture session, 1366 * the max pipeline depth will be up to 8 x size of high speed capture request list.</p> 1367 * <p>This key is available on all devices.</p> 1368 * 1369 * @see CaptureResult#REQUEST_PIPELINE_DEPTH 1370 */ 1371 @PublicKey 1372 public static final Key<Byte> REQUEST_PIPELINE_MAX_DEPTH = 1373 new Key<Byte>("android.request.pipelineMaxDepth", byte.class); 1374 1375 /** 1376 * <p>Defines how many sub-components 1377 * a result will be composed of.</p> 1378 * <p>In order to combat the pipeline latency, partial results 1379 * may be delivered to the application layer from the camera device as 1380 * soon as they are available.</p> 1381 * <p>Optional; defaults to 1. A value of 1 means that partial 1382 * results are not supported, and only the final TotalCaptureResult will 1383 * be produced by the camera device.</p> 1384 * <p>A typical use case for this might be: after requesting an 1385 * auto-focus (AF) lock the new AF state might be available 50% 1386 * of the way through the pipeline. The camera device could 1387 * then immediately dispatch this state via a partial result to 1388 * the application, and the rest of the metadata via later 1389 * partial results.</p> 1390 * <p><b>Range of valid values:</b><br> 1391 * >= 1</p> 1392 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 1393 */ 1394 @PublicKey 1395 public static final Key<Integer> REQUEST_PARTIAL_RESULT_COUNT = 1396 new Key<Integer>("android.request.partialResultCount", int.class); 1397 1398 /** 1399 * <p>List of capabilities that this camera device 1400 * advertises as fully supporting.</p> 1401 * <p>A capability is a contract that the camera device makes in order 1402 * to be able to satisfy one or more use cases.</p> 1403 * <p>Listing a capability guarantees that the whole set of features 1404 * required to support a common use will all be available.</p> 1405 * <p>Using a subset of the functionality provided by an unsupported 1406 * capability may be possible on a specific camera device implementation; 1407 * to do this query each of android.request.availableRequestKeys, 1408 * android.request.availableResultKeys, 1409 * android.request.availableCharacteristicsKeys.</p> 1410 * <p>The following capabilities are guaranteed to be available on 1411 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} <code>==</code> FULL devices:</p> 1412 * <ul> 1413 * <li>MANUAL_SENSOR</li> 1414 * <li>MANUAL_POST_PROCESSING</li> 1415 * </ul> 1416 * <p>Other capabilities may be available on either FULL or LIMITED 1417 * devices, but the application should query this key to be sure.</p> 1418 * <p><b>Possible values:</b> 1419 * <ul> 1420 * <li>{@link #REQUEST_AVAILABLE_CAPABILITIES_BACKWARD_COMPATIBLE BACKWARD_COMPATIBLE}</li> 1421 * <li>{@link #REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR MANUAL_SENSOR}</li> 1422 * <li>{@link #REQUEST_AVAILABLE_CAPABILITIES_MANUAL_POST_PROCESSING MANUAL_POST_PROCESSING}</li> 1423 * <li>{@link #REQUEST_AVAILABLE_CAPABILITIES_RAW RAW}</li> 1424 * <li>{@link #REQUEST_AVAILABLE_CAPABILITIES_PRIVATE_REPROCESSING PRIVATE_REPROCESSING}</li> 1425 * <li>{@link #REQUEST_AVAILABLE_CAPABILITIES_READ_SENSOR_SETTINGS READ_SENSOR_SETTINGS}</li> 1426 * <li>{@link #REQUEST_AVAILABLE_CAPABILITIES_BURST_CAPTURE BURST_CAPTURE}</li> 1427 * <li>{@link #REQUEST_AVAILABLE_CAPABILITIES_YUV_REPROCESSING YUV_REPROCESSING}</li> 1428 * <li>{@link #REQUEST_AVAILABLE_CAPABILITIES_DEPTH_OUTPUT DEPTH_OUTPUT}</li> 1429 * <li>{@link #REQUEST_AVAILABLE_CAPABILITIES_CONSTRAINED_HIGH_SPEED_VIDEO CONSTRAINED_HIGH_SPEED_VIDEO}</li> 1430 * </ul></p> 1431 * <p>This key is available on all devices.</p> 1432 * 1433 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 1434 * @see #REQUEST_AVAILABLE_CAPABILITIES_BACKWARD_COMPATIBLE 1435 * @see #REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR 1436 * @see #REQUEST_AVAILABLE_CAPABILITIES_MANUAL_POST_PROCESSING 1437 * @see #REQUEST_AVAILABLE_CAPABILITIES_RAW 1438 * @see #REQUEST_AVAILABLE_CAPABILITIES_PRIVATE_REPROCESSING 1439 * @see #REQUEST_AVAILABLE_CAPABILITIES_READ_SENSOR_SETTINGS 1440 * @see #REQUEST_AVAILABLE_CAPABILITIES_BURST_CAPTURE 1441 * @see #REQUEST_AVAILABLE_CAPABILITIES_YUV_REPROCESSING 1442 * @see #REQUEST_AVAILABLE_CAPABILITIES_DEPTH_OUTPUT 1443 * @see #REQUEST_AVAILABLE_CAPABILITIES_CONSTRAINED_HIGH_SPEED_VIDEO 1444 */ 1445 @PublicKey 1446 public static final Key<int[]> REQUEST_AVAILABLE_CAPABILITIES = 1447 new Key<int[]>("android.request.availableCapabilities", int[].class); 1448 1449 /** 1450 * <p>A list of all keys that the camera device has available 1451 * to use with {@link android.hardware.camera2.CaptureRequest }.</p> 1452 * <p>Attempting to set a key into a CaptureRequest that is not 1453 * listed here will result in an invalid request and will be rejected 1454 * by the camera device.</p> 1455 * <p>This field can be used to query the feature set of a camera device 1456 * at a more granular level than capabilities. This is especially 1457 * important for optional keys that are not listed under any capability 1458 * in {@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES android.request.availableCapabilities}.</p> 1459 * <p>This key is available on all devices.</p> 1460 * 1461 * @see CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES 1462 * @hide 1463 */ 1464 public static final Key<int[]> REQUEST_AVAILABLE_REQUEST_KEYS = 1465 new Key<int[]>("android.request.availableRequestKeys", int[].class); 1466 1467 /** 1468 * <p>A list of all keys that the camera device has available 1469 * to use with {@link android.hardware.camera2.CaptureResult }.</p> 1470 * <p>Attempting to get a key from a CaptureResult that is not 1471 * listed here will always return a <code>null</code> value. Getting a key from 1472 * a CaptureResult that is listed here will generally never return a <code>null</code> 1473 * value.</p> 1474 * <p>The following keys may return <code>null</code> unless they are enabled:</p> 1475 * <ul> 1476 * <li>android.statistics.lensShadingMap (non-null iff {@link CaptureRequest#STATISTICS_LENS_SHADING_MAP_MODE android.statistics.lensShadingMapMode} == ON)</li> 1477 * </ul> 1478 * <p>(Those sometimes-null keys will nevertheless be listed here 1479 * if they are available.)</p> 1480 * <p>This field can be used to query the feature set of a camera device 1481 * at a more granular level than capabilities. This is especially 1482 * important for optional keys that are not listed under any capability 1483 * in {@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES android.request.availableCapabilities}.</p> 1484 * <p>This key is available on all devices.</p> 1485 * 1486 * @see CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES 1487 * @see CaptureRequest#STATISTICS_LENS_SHADING_MAP_MODE 1488 * @hide 1489 */ 1490 public static final Key<int[]> REQUEST_AVAILABLE_RESULT_KEYS = 1491 new Key<int[]>("android.request.availableResultKeys", int[].class); 1492 1493 /** 1494 * <p>A list of all keys that the camera device has available 1495 * to use with {@link android.hardware.camera2.CameraCharacteristics }.</p> 1496 * <p>This entry follows the same rules as 1497 * android.request.availableResultKeys (except that it applies for 1498 * CameraCharacteristics instead of CaptureResult). See above for more 1499 * details.</p> 1500 * <p>This key is available on all devices.</p> 1501 * @hide 1502 */ 1503 public static final Key<int[]> REQUEST_AVAILABLE_CHARACTERISTICS_KEYS = 1504 new Key<int[]>("android.request.availableCharacteristicsKeys", int[].class); 1505 1506 /** 1507 * <p>The list of image formats that are supported by this 1508 * camera device for output streams.</p> 1509 * <p>All camera devices will support JPEG and YUV_420_888 formats.</p> 1510 * <p>When set to YUV_420_888, application can access the YUV420 data directly.</p> 1511 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 1512 * @deprecated 1513 * @hide 1514 */ 1515 @Deprecated 1516 public static final Key<int[]> SCALER_AVAILABLE_FORMATS = 1517 new Key<int[]>("android.scaler.availableFormats", int[].class); 1518 1519 /** 1520 * <p>The minimum frame duration that is supported 1521 * for each resolution in android.scaler.availableJpegSizes.</p> 1522 * <p>This corresponds to the minimum steady-state frame duration when only 1523 * that JPEG stream is active and captured in a burst, with all 1524 * processing (typically in android.*.mode) set to FAST.</p> 1525 * <p>When multiple streams are configured, the minimum 1526 * frame duration will be >= max(individual stream min 1527 * durations)</p> 1528 * <p><b>Units</b>: Nanoseconds</p> 1529 * <p><b>Range of valid values:</b><br> 1530 * TODO: Remove property.</p> 1531 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 1532 * @deprecated 1533 * @hide 1534 */ 1535 @Deprecated 1536 public static final Key<long[]> SCALER_AVAILABLE_JPEG_MIN_DURATIONS = 1537 new Key<long[]>("android.scaler.availableJpegMinDurations", long[].class); 1538 1539 /** 1540 * <p>The JPEG resolutions that are supported by this camera device.</p> 1541 * <p>The resolutions are listed as <code>(width, height)</code> pairs. All camera devices will support 1542 * sensor maximum resolution (defined by {@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE android.sensor.info.activeArraySize}).</p> 1543 * <p><b>Range of valid values:</b><br> 1544 * TODO: Remove property.</p> 1545 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 1546 * 1547 * @see CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE 1548 * @deprecated 1549 * @hide 1550 */ 1551 @Deprecated 1552 public static final Key<android.util.Size[]> SCALER_AVAILABLE_JPEG_SIZES = 1553 new Key<android.util.Size[]>("android.scaler.availableJpegSizes", android.util.Size[].class); 1554 1555 /** 1556 * <p>The maximum ratio between both active area width 1557 * and crop region width, and active area height and 1558 * crop region height, for {@link CaptureRequest#SCALER_CROP_REGION android.scaler.cropRegion}.</p> 1559 * <p>This represents the maximum amount of zooming possible by 1560 * the camera device, or equivalently, the minimum cropping 1561 * window size.</p> 1562 * <p>Crop regions that have a width or height that is smaller 1563 * than this ratio allows will be rounded up to the minimum 1564 * allowed size by the camera device.</p> 1565 * <p><b>Units</b>: Zoom scale factor</p> 1566 * <p><b>Range of valid values:</b><br> 1567 * >=1</p> 1568 * <p>This key is available on all devices.</p> 1569 * 1570 * @see CaptureRequest#SCALER_CROP_REGION 1571 */ 1572 @PublicKey 1573 public static final Key<Float> SCALER_AVAILABLE_MAX_DIGITAL_ZOOM = 1574 new Key<Float>("android.scaler.availableMaxDigitalZoom", float.class); 1575 1576 /** 1577 * <p>For each available processed output size (defined in 1578 * android.scaler.availableProcessedSizes), this property lists the 1579 * minimum supportable frame duration for that size.</p> 1580 * <p>This should correspond to the frame duration when only that processed 1581 * stream is active, with all processing (typically in android.*.mode) 1582 * set to FAST.</p> 1583 * <p>When multiple streams are configured, the minimum frame duration will 1584 * be >= max(individual stream min durations).</p> 1585 * <p><b>Units</b>: Nanoseconds</p> 1586 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 1587 * @deprecated 1588 * @hide 1589 */ 1590 @Deprecated 1591 public static final Key<long[]> SCALER_AVAILABLE_PROCESSED_MIN_DURATIONS = 1592 new Key<long[]>("android.scaler.availableProcessedMinDurations", long[].class); 1593 1594 /** 1595 * <p>The resolutions available for use with 1596 * processed output streams, such as YV12, NV12, and 1597 * platform opaque YUV/RGB streams to the GPU or video 1598 * encoders.</p> 1599 * <p>The resolutions are listed as <code>(width, height)</code> pairs.</p> 1600 * <p>For a given use case, the actual maximum supported resolution 1601 * may be lower than what is listed here, depending on the destination 1602 * Surface for the image data. For example, for recording video, 1603 * the video encoder chosen may have a maximum size limit (e.g. 1080p) 1604 * smaller than what the camera (e.g. maximum resolution is 3264x2448) 1605 * can provide.</p> 1606 * <p>Please reference the documentation for the image data destination to 1607 * check if it limits the maximum size for image data.</p> 1608 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 1609 * @deprecated 1610 * @hide 1611 */ 1612 @Deprecated 1613 public static final Key<android.util.Size[]> SCALER_AVAILABLE_PROCESSED_SIZES = 1614 new Key<android.util.Size[]>("android.scaler.availableProcessedSizes", android.util.Size[].class); 1615 1616 /** 1617 * <p>The mapping of image formats that are supported by this 1618 * camera device for input streams, to their corresponding output formats.</p> 1619 * <p>All camera devices with at least 1 1620 * {@link CameraCharacteristics#REQUEST_MAX_NUM_INPUT_STREAMS android.request.maxNumInputStreams} will have at least one 1621 * available input format.</p> 1622 * <p>The camera device will support the following map of formats, 1623 * if its dependent capability ({@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES android.request.availableCapabilities}) is supported:</p> 1624 * <table> 1625 * <thead> 1626 * <tr> 1627 * <th align="left">Input Format</th> 1628 * <th align="left">Output Format</th> 1629 * <th align="left">Capability</th> 1630 * </tr> 1631 * </thead> 1632 * <tbody> 1633 * <tr> 1634 * <td align="left">{@link android.graphics.ImageFormat#PRIVATE }</td> 1635 * <td align="left">{@link android.graphics.ImageFormat#JPEG }</td> 1636 * <td align="left">PRIVATE_REPROCESSING</td> 1637 * </tr> 1638 * <tr> 1639 * <td align="left">{@link android.graphics.ImageFormat#PRIVATE }</td> 1640 * <td align="left">{@link android.graphics.ImageFormat#YUV_420_888 }</td> 1641 * <td align="left">PRIVATE_REPROCESSING</td> 1642 * </tr> 1643 * <tr> 1644 * <td align="left">{@link android.graphics.ImageFormat#YUV_420_888 }</td> 1645 * <td align="left">{@link android.graphics.ImageFormat#JPEG }</td> 1646 * <td align="left">YUV_REPROCESSING</td> 1647 * </tr> 1648 * <tr> 1649 * <td align="left">{@link android.graphics.ImageFormat#YUV_420_888 }</td> 1650 * <td align="left">{@link android.graphics.ImageFormat#YUV_420_888 }</td> 1651 * <td align="left">YUV_REPROCESSING</td> 1652 * </tr> 1653 * </tbody> 1654 * </table> 1655 * <p>PRIVATE refers to a device-internal format that is not directly application-visible. A 1656 * PRIVATE input surface can be acquired by {@link android.media.ImageReader#newInstance } 1657 * with {@link android.graphics.ImageFormat#PRIVATE } as the format.</p> 1658 * <p>For a PRIVATE_REPROCESSING-capable camera device, using the PRIVATE format as either input 1659 * or output will never hurt maximum frame rate (i.e. {@link android.hardware.camera2.params.StreamConfigurationMap#getOutputStallDuration getOutputStallDuration(ImageFormat.PRIVATE, size)} is always 0),</p> 1660 * <p>Attempting to configure an input stream with output streams not 1661 * listed as available in this map is not valid.</p> 1662 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 1663 * 1664 * @see CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES 1665 * @see CameraCharacteristics#REQUEST_MAX_NUM_INPUT_STREAMS 1666 * @hide 1667 */ 1668 public static final Key<android.hardware.camera2.params.ReprocessFormatsMap> SCALER_AVAILABLE_INPUT_OUTPUT_FORMATS_MAP = 1669 new Key<android.hardware.camera2.params.ReprocessFormatsMap>("android.scaler.availableInputOutputFormatsMap", android.hardware.camera2.params.ReprocessFormatsMap.class); 1670 1671 /** 1672 * <p>The available stream configurations that this 1673 * camera device supports 1674 * (i.e. format, width, height, output/input stream).</p> 1675 * <p>The configurations are listed as <code>(format, width, height, input?)</code> 1676 * tuples.</p> 1677 * <p>For a given use case, the actual maximum supported resolution 1678 * may be lower than what is listed here, depending on the destination 1679 * Surface for the image data. For example, for recording video, 1680 * the video encoder chosen may have a maximum size limit (e.g. 1080p) 1681 * smaller than what the camera (e.g. maximum resolution is 3264x2448) 1682 * can provide.</p> 1683 * <p>Please reference the documentation for the image data destination to 1684 * check if it limits the maximum size for image data.</p> 1685 * <p>Not all output formats may be supported in a configuration with 1686 * an input stream of a particular format. For more details, see 1687 * android.scaler.availableInputOutputFormatsMap.</p> 1688 * <p>The following table describes the minimum required output stream 1689 * configurations based on the hardware level 1690 * ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel}):</p> 1691 * <table> 1692 * <thead> 1693 * <tr> 1694 * <th align="center">Format</th> 1695 * <th align="center">Size</th> 1696 * <th align="center">Hardware Level</th> 1697 * <th align="center">Notes</th> 1698 * </tr> 1699 * </thead> 1700 * <tbody> 1701 * <tr> 1702 * <td align="center">JPEG</td> 1703 * <td align="center">{@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE android.sensor.info.activeArraySize}</td> 1704 * <td align="center">Any</td> 1705 * <td align="center"></td> 1706 * </tr> 1707 * <tr> 1708 * <td align="center">JPEG</td> 1709 * <td align="center">1920x1080 (1080p)</td> 1710 * <td align="center">Any</td> 1711 * <td align="center">if 1080p <= activeArraySize</td> 1712 * </tr> 1713 * <tr> 1714 * <td align="center">JPEG</td> 1715 * <td align="center">1280x720 (720)</td> 1716 * <td align="center">Any</td> 1717 * <td align="center">if 720p <= activeArraySize</td> 1718 * </tr> 1719 * <tr> 1720 * <td align="center">JPEG</td> 1721 * <td align="center">640x480 (480p)</td> 1722 * <td align="center">Any</td> 1723 * <td align="center">if 480p <= activeArraySize</td> 1724 * </tr> 1725 * <tr> 1726 * <td align="center">JPEG</td> 1727 * <td align="center">320x240 (240p)</td> 1728 * <td align="center">Any</td> 1729 * <td align="center">if 240p <= activeArraySize</td> 1730 * </tr> 1731 * <tr> 1732 * <td align="center">YUV_420_888</td> 1733 * <td align="center">all output sizes available for JPEG</td> 1734 * <td align="center">FULL</td> 1735 * <td align="center"></td> 1736 * </tr> 1737 * <tr> 1738 * <td align="center">YUV_420_888</td> 1739 * <td align="center">all output sizes available for JPEG, up to the maximum video size</td> 1740 * <td align="center">LIMITED</td> 1741 * <td align="center"></td> 1742 * </tr> 1743 * <tr> 1744 * <td align="center">IMPLEMENTATION_DEFINED</td> 1745 * <td align="center">same as YUV_420_888</td> 1746 * <td align="center">Any</td> 1747 * <td align="center"></td> 1748 * </tr> 1749 * </tbody> 1750 * </table> 1751 * <p>Refer to {@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES android.request.availableCapabilities} for additional 1752 * mandatory stream configurations on a per-capability basis.</p> 1753 * <p>This key is available on all devices.</p> 1754 * 1755 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 1756 * @see CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES 1757 * @see CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE 1758 * @hide 1759 */ 1760 public static final Key<android.hardware.camera2.params.StreamConfiguration[]> SCALER_AVAILABLE_STREAM_CONFIGURATIONS = 1761 new Key<android.hardware.camera2.params.StreamConfiguration[]>("android.scaler.availableStreamConfigurations", android.hardware.camera2.params.StreamConfiguration[].class); 1762 1763 /** 1764 * <p>This lists the minimum frame duration for each 1765 * format/size combination.</p> 1766 * <p>This should correspond to the frame duration when only that 1767 * stream is active, with all processing (typically in android.*.mode) 1768 * set to either OFF or FAST.</p> 1769 * <p>When multiple streams are used in a request, the minimum frame 1770 * duration will be max(individual stream min durations).</p> 1771 * <p>The minimum frame duration of a stream (of a particular format, size) 1772 * is the same regardless of whether the stream is input or output.</p> 1773 * <p>See {@link CaptureRequest#SENSOR_FRAME_DURATION android.sensor.frameDuration} and 1774 * android.scaler.availableStallDurations for more details about 1775 * calculating the max frame rate.</p> 1776 * <p>(Keep in sync with 1777 * {@link android.hardware.camera2.params.StreamConfigurationMap#getOutputMinFrameDuration })</p> 1778 * <p><b>Units</b>: (format, width, height, ns) x n</p> 1779 * <p>This key is available on all devices.</p> 1780 * 1781 * @see CaptureRequest#SENSOR_FRAME_DURATION 1782 * @hide 1783 */ 1784 public static final Key<android.hardware.camera2.params.StreamConfigurationDuration[]> SCALER_AVAILABLE_MIN_FRAME_DURATIONS = 1785 new Key<android.hardware.camera2.params.StreamConfigurationDuration[]>("android.scaler.availableMinFrameDurations", android.hardware.camera2.params.StreamConfigurationDuration[].class); 1786 1787 /** 1788 * <p>This lists the maximum stall duration for each 1789 * output format/size combination.</p> 1790 * <p>A stall duration is how much extra time would get added 1791 * to the normal minimum frame duration for a repeating request 1792 * that has streams with non-zero stall.</p> 1793 * <p>For example, consider JPEG captures which have the following 1794 * characteristics:</p> 1795 * <ul> 1796 * <li>JPEG streams act like processed YUV streams in requests for which 1797 * they are not included; in requests in which they are directly 1798 * referenced, they act as JPEG streams. This is because supporting a 1799 * JPEG stream requires the underlying YUV data to always be ready for 1800 * use by a JPEG encoder, but the encoder will only be used (and impact 1801 * frame duration) on requests that actually reference a JPEG stream.</li> 1802 * <li>The JPEG processor can run concurrently to the rest of the camera 1803 * pipeline, but cannot process more than 1 capture at a time.</li> 1804 * </ul> 1805 * <p>In other words, using a repeating YUV request would result 1806 * in a steady frame rate (let's say it's 30 FPS). If a single 1807 * JPEG request is submitted periodically, the frame rate will stay 1808 * at 30 FPS (as long as we wait for the previous JPEG to return each 1809 * time). If we try to submit a repeating YUV + JPEG request, then 1810 * the frame rate will drop from 30 FPS.</p> 1811 * <p>In general, submitting a new request with a non-0 stall time 1812 * stream will <em>not</em> cause a frame rate drop unless there are still 1813 * outstanding buffers for that stream from previous requests.</p> 1814 * <p>Submitting a repeating request with streams (call this <code>S</code>) 1815 * is the same as setting the minimum frame duration from 1816 * the normal minimum frame duration corresponding to <code>S</code>, added with 1817 * the maximum stall duration for <code>S</code>.</p> 1818 * <p>If interleaving requests with and without a stall duration, 1819 * a request will stall by the maximum of the remaining times 1820 * for each can-stall stream with outstanding buffers.</p> 1821 * <p>This means that a stalling request will not have an exposure start 1822 * until the stall has completed.</p> 1823 * <p>This should correspond to the stall duration when only that stream is 1824 * active, with all processing (typically in android.*.mode) set to FAST 1825 * or OFF. Setting any of the processing modes to HIGH_QUALITY 1826 * effectively results in an indeterminate stall duration for all 1827 * streams in a request (the regular stall calculation rules are 1828 * ignored).</p> 1829 * <p>The following formats may always have a stall duration:</p> 1830 * <ul> 1831 * <li>{@link android.graphics.ImageFormat#JPEG }</li> 1832 * <li>{@link android.graphics.ImageFormat#RAW_SENSOR }</li> 1833 * </ul> 1834 * <p>The following formats will never have a stall duration:</p> 1835 * <ul> 1836 * <li>{@link android.graphics.ImageFormat#YUV_420_888 }</li> 1837 * <li>{@link android.graphics.ImageFormat#RAW10 }</li> 1838 * </ul> 1839 * <p>All other formats may or may not have an allowed stall duration on 1840 * a per-capability basis; refer to {@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES android.request.availableCapabilities} 1841 * for more details.</p> 1842 * <p>See {@link CaptureRequest#SENSOR_FRAME_DURATION android.sensor.frameDuration} for more information about 1843 * calculating the max frame rate (absent stalls).</p> 1844 * <p>(Keep up to date with 1845 * {@link android.hardware.camera2.params.StreamConfigurationMap#getOutputStallDuration } )</p> 1846 * <p><b>Units</b>: (format, width, height, ns) x n</p> 1847 * <p>This key is available on all devices.</p> 1848 * 1849 * @see CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES 1850 * @see CaptureRequest#SENSOR_FRAME_DURATION 1851 * @hide 1852 */ 1853 public static final Key<android.hardware.camera2.params.StreamConfigurationDuration[]> SCALER_AVAILABLE_STALL_DURATIONS = 1854 new Key<android.hardware.camera2.params.StreamConfigurationDuration[]>("android.scaler.availableStallDurations", android.hardware.camera2.params.StreamConfigurationDuration[].class); 1855 1856 /** 1857 * <p>The available stream configurations that this 1858 * camera device supports; also includes the minimum frame durations 1859 * and the stall durations for each format/size combination.</p> 1860 * <p>All camera devices will support sensor maximum resolution (defined by 1861 * {@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE android.sensor.info.activeArraySize}) for the JPEG format.</p> 1862 * <p>For a given use case, the actual maximum supported resolution 1863 * may be lower than what is listed here, depending on the destination 1864 * Surface for the image data. For example, for recording video, 1865 * the video encoder chosen may have a maximum size limit (e.g. 1080p) 1866 * smaller than what the camera (e.g. maximum resolution is 3264x2448) 1867 * can provide.</p> 1868 * <p>Please reference the documentation for the image data destination to 1869 * check if it limits the maximum size for image data.</p> 1870 * <p>The following table describes the minimum required output stream 1871 * configurations based on the hardware level 1872 * ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel}):</p> 1873 * <table> 1874 * <thead> 1875 * <tr> 1876 * <th align="center">Format</th> 1877 * <th align="center">Size</th> 1878 * <th align="center">Hardware Level</th> 1879 * <th align="center">Notes</th> 1880 * </tr> 1881 * </thead> 1882 * <tbody> 1883 * <tr> 1884 * <td align="center">{@link android.graphics.ImageFormat#JPEG }</td> 1885 * <td align="center">{@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE android.sensor.info.activeArraySize}</td> 1886 * <td align="center">Any</td> 1887 * <td align="center"></td> 1888 * </tr> 1889 * <tr> 1890 * <td align="center">{@link android.graphics.ImageFormat#JPEG }</td> 1891 * <td align="center">1920x1080 (1080p)</td> 1892 * <td align="center">Any</td> 1893 * <td align="center">if 1080p <= activeArraySize</td> 1894 * </tr> 1895 * <tr> 1896 * <td align="center">{@link android.graphics.ImageFormat#JPEG }</td> 1897 * <td align="center">1280x720 (720)</td> 1898 * <td align="center">Any</td> 1899 * <td align="center">if 720p <= activeArraySize</td> 1900 * </tr> 1901 * <tr> 1902 * <td align="center">{@link android.graphics.ImageFormat#JPEG }</td> 1903 * <td align="center">640x480 (480p)</td> 1904 * <td align="center">Any</td> 1905 * <td align="center">if 480p <= activeArraySize</td> 1906 * </tr> 1907 * <tr> 1908 * <td align="center">{@link android.graphics.ImageFormat#JPEG }</td> 1909 * <td align="center">320x240 (240p)</td> 1910 * <td align="center">Any</td> 1911 * <td align="center">if 240p <= activeArraySize</td> 1912 * </tr> 1913 * <tr> 1914 * <td align="center">{@link android.graphics.ImageFormat#YUV_420_888 }</td> 1915 * <td align="center">all output sizes available for JPEG</td> 1916 * <td align="center">FULL</td> 1917 * <td align="center"></td> 1918 * </tr> 1919 * <tr> 1920 * <td align="center">{@link android.graphics.ImageFormat#YUV_420_888 }</td> 1921 * <td align="center">all output sizes available for JPEG, up to the maximum video size</td> 1922 * <td align="center">LIMITED</td> 1923 * <td align="center"></td> 1924 * </tr> 1925 * <tr> 1926 * <td align="center">{@link android.graphics.ImageFormat#PRIVATE }</td> 1927 * <td align="center">same as YUV_420_888</td> 1928 * <td align="center">Any</td> 1929 * <td align="center"></td> 1930 * </tr> 1931 * </tbody> 1932 * </table> 1933 * <p>Refer to {@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES android.request.availableCapabilities} and {@link android.hardware.camera2.CameraDevice#createCaptureSession } for additional mandatory 1934 * stream configurations on a per-capability basis.</p> 1935 * <p>This key is available on all devices.</p> 1936 * 1937 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 1938 * @see CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES 1939 * @see CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE 1940 */ 1941 @PublicKey 1942 @SyntheticKey 1943 public static final Key<android.hardware.camera2.params.StreamConfigurationMap> SCALER_STREAM_CONFIGURATION_MAP = 1944 new Key<android.hardware.camera2.params.StreamConfigurationMap>("android.scaler.streamConfigurationMap", android.hardware.camera2.params.StreamConfigurationMap.class); 1945 1946 /** 1947 * <p>The crop type that this camera device supports.</p> 1948 * <p>When passing a non-centered crop region ({@link CaptureRequest#SCALER_CROP_REGION android.scaler.cropRegion}) to a camera 1949 * device that only supports CENTER_ONLY cropping, the camera device will move the 1950 * crop region to the center of the sensor active array ({@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE android.sensor.info.activeArraySize}) 1951 * and keep the crop region width and height unchanged. The camera device will return the 1952 * final used crop region in metadata result {@link CaptureRequest#SCALER_CROP_REGION android.scaler.cropRegion}.</p> 1953 * <p>Camera devices that support FREEFORM cropping will support any crop region that 1954 * is inside of the active array. The camera device will apply the same crop region and 1955 * return the final used crop region in capture result metadata {@link CaptureRequest#SCALER_CROP_REGION android.scaler.cropRegion}.</p> 1956 * <p>FULL capability devices ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} <code>==</code> FULL) will support 1957 * FREEFORM cropping. LEGACY capability devices will only support CENTER_ONLY cropping.</p> 1958 * <p><b>Possible values:</b> 1959 * <ul> 1960 * <li>{@link #SCALER_CROPPING_TYPE_CENTER_ONLY CENTER_ONLY}</li> 1961 * <li>{@link #SCALER_CROPPING_TYPE_FREEFORM FREEFORM}</li> 1962 * </ul></p> 1963 * <p>This key is available on all devices.</p> 1964 * 1965 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 1966 * @see CaptureRequest#SCALER_CROP_REGION 1967 * @see CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE 1968 * @see #SCALER_CROPPING_TYPE_CENTER_ONLY 1969 * @see #SCALER_CROPPING_TYPE_FREEFORM 1970 */ 1971 @PublicKey 1972 public static final Key<Integer> SCALER_CROPPING_TYPE = 1973 new Key<Integer>("android.scaler.croppingType", int.class); 1974 1975 /** 1976 * <p>The area of the image sensor which corresponds to active pixels after any geometric 1977 * distortion correction has been applied.</p> 1978 * <p>This is the rectangle representing the size of the active region of the sensor (i.e. 1979 * the region that actually receives light from the scene) after any geometric correction 1980 * has been applied, and should be treated as the maximum size in pixels of any of the 1981 * image output formats aside from the raw formats.</p> 1982 * <p>This rectangle is defined relative to the full pixel array; (0,0) is the top-left of 1983 * the full pixel array, and the size of the full pixel array is given by 1984 * {@link CameraCharacteristics#SENSOR_INFO_PIXEL_ARRAY_SIZE android.sensor.info.pixelArraySize}.</p> 1985 * <p>The coordinate system for most other keys that list pixel coordinates, including 1986 * {@link CaptureRequest#SCALER_CROP_REGION android.scaler.cropRegion}, is defined relative to the active array rectangle given in 1987 * this field, with <code>(0, 0)</code> being the top-left of this rectangle.</p> 1988 * <p>The active array may be smaller than the full pixel array, since the full array may 1989 * include black calibration pixels or other inactive regions, and geometric correction 1990 * resulting in scaling or cropping may have been applied.</p> 1991 * <p><b>Units</b>: Pixel coordinates on the image sensor</p> 1992 * <p>This key is available on all devices.</p> 1993 * 1994 * @see CaptureRequest#SCALER_CROP_REGION 1995 * @see CameraCharacteristics#SENSOR_INFO_PIXEL_ARRAY_SIZE 1996 */ 1997 @PublicKey 1998 public static final Key<android.graphics.Rect> SENSOR_INFO_ACTIVE_ARRAY_SIZE = 1999 new Key<android.graphics.Rect>("android.sensor.info.activeArraySize", android.graphics.Rect.class); 2000 2001 /** 2002 * <p>Range of sensitivities for {@link CaptureRequest#SENSOR_SENSITIVITY android.sensor.sensitivity} supported by this 2003 * camera device.</p> 2004 * <p>The values are the standard ISO sensitivity values, 2005 * as defined in ISO 12232:2006.</p> 2006 * <p><b>Range of valid values:</b><br> 2007 * Min <= 100, Max >= 800</p> 2008 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2009 * <p><b>Full capability</b> - 2010 * Present on all camera devices that report being {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_FULL HARDWARE_LEVEL_FULL} devices in the 2011 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 2012 * 2013 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 2014 * @see CaptureRequest#SENSOR_SENSITIVITY 2015 */ 2016 @PublicKey 2017 public static final Key<android.util.Range<Integer>> SENSOR_INFO_SENSITIVITY_RANGE = 2018 new Key<android.util.Range<Integer>>("android.sensor.info.sensitivityRange", new TypeReference<android.util.Range<Integer>>() {{ }}); 2019 2020 /** 2021 * <p>The arrangement of color filters on sensor; 2022 * represents the colors in the top-left 2x2 section of 2023 * the sensor, in reading order.</p> 2024 * <p><b>Possible values:</b> 2025 * <ul> 2026 * <li>{@link #SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_RGGB RGGB}</li> 2027 * <li>{@link #SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_GRBG GRBG}</li> 2028 * <li>{@link #SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_GBRG GBRG}</li> 2029 * <li>{@link #SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_BGGR BGGR}</li> 2030 * <li>{@link #SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_RGB RGB}</li> 2031 * </ul></p> 2032 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2033 * <p><b>Full capability</b> - 2034 * Present on all camera devices that report being {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_FULL HARDWARE_LEVEL_FULL} devices in the 2035 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 2036 * 2037 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 2038 * @see #SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_RGGB 2039 * @see #SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_GRBG 2040 * @see #SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_GBRG 2041 * @see #SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_BGGR 2042 * @see #SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_RGB 2043 */ 2044 @PublicKey 2045 public static final Key<Integer> SENSOR_INFO_COLOR_FILTER_ARRANGEMENT = 2046 new Key<Integer>("android.sensor.info.colorFilterArrangement", int.class); 2047 2048 /** 2049 * <p>The range of image exposure times for {@link CaptureRequest#SENSOR_EXPOSURE_TIME android.sensor.exposureTime} supported 2050 * by this camera device.</p> 2051 * <p><b>Units</b>: Nanoseconds</p> 2052 * <p><b>Range of valid values:</b><br> 2053 * The minimum exposure time will be less than 100 us. For FULL 2054 * capability devices ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} == FULL), 2055 * the maximum exposure time will be greater than 100ms.</p> 2056 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2057 * <p><b>Full capability</b> - 2058 * Present on all camera devices that report being {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_FULL HARDWARE_LEVEL_FULL} devices in the 2059 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 2060 * 2061 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 2062 * @see CaptureRequest#SENSOR_EXPOSURE_TIME 2063 */ 2064 @PublicKey 2065 public static final Key<android.util.Range<Long>> SENSOR_INFO_EXPOSURE_TIME_RANGE = 2066 new Key<android.util.Range<Long>>("android.sensor.info.exposureTimeRange", new TypeReference<android.util.Range<Long>>() {{ }}); 2067 2068 /** 2069 * <p>The maximum possible frame duration (minimum frame rate) for 2070 * {@link CaptureRequest#SENSOR_FRAME_DURATION android.sensor.frameDuration} that is supported this camera device.</p> 2071 * <p>Attempting to use frame durations beyond the maximum will result in the frame 2072 * duration being clipped to the maximum. See that control for a full definition of frame 2073 * durations.</p> 2074 * <p>Refer to {@link android.hardware.camera2.params.StreamConfigurationMap#getOutputMinFrameDuration } 2075 * for the minimum frame duration values.</p> 2076 * <p><b>Units</b>: Nanoseconds</p> 2077 * <p><b>Range of valid values:</b><br> 2078 * For FULL capability devices 2079 * ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} == FULL), at least 100ms.</p> 2080 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2081 * <p><b>Full capability</b> - 2082 * Present on all camera devices that report being {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_FULL HARDWARE_LEVEL_FULL} devices in the 2083 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 2084 * 2085 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 2086 * @see CaptureRequest#SENSOR_FRAME_DURATION 2087 */ 2088 @PublicKey 2089 public static final Key<Long> SENSOR_INFO_MAX_FRAME_DURATION = 2090 new Key<Long>("android.sensor.info.maxFrameDuration", long.class); 2091 2092 /** 2093 * <p>The physical dimensions of the full pixel 2094 * array.</p> 2095 * <p>This is the physical size of the sensor pixel 2096 * array defined by {@link CameraCharacteristics#SENSOR_INFO_PIXEL_ARRAY_SIZE android.sensor.info.pixelArraySize}.</p> 2097 * <p><b>Units</b>: Millimeters</p> 2098 * <p>This key is available on all devices.</p> 2099 * 2100 * @see CameraCharacteristics#SENSOR_INFO_PIXEL_ARRAY_SIZE 2101 */ 2102 @PublicKey 2103 public static final Key<android.util.SizeF> SENSOR_INFO_PHYSICAL_SIZE = 2104 new Key<android.util.SizeF>("android.sensor.info.physicalSize", android.util.SizeF.class); 2105 2106 /** 2107 * <p>Dimensions of the full pixel array, possibly 2108 * including black calibration pixels.</p> 2109 * <p>The pixel count of the full pixel array of the image sensor, which covers 2110 * {@link CameraCharacteristics#SENSOR_INFO_PHYSICAL_SIZE android.sensor.info.physicalSize} area. This represents the full pixel dimensions of 2111 * the raw buffers produced by this sensor.</p> 2112 * <p>If a camera device supports raw sensor formats, either this or 2113 * {@link CameraCharacteristics#SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE android.sensor.info.preCorrectionActiveArraySize} is the maximum dimensions for the raw 2114 * output formats listed in {@link CameraCharacteristics#SCALER_STREAM_CONFIGURATION_MAP android.scaler.streamConfigurationMap} (this depends on 2115 * whether or not the image sensor returns buffers containing pixels that are not 2116 * part of the active array region for blacklevel calibration or other purposes).</p> 2117 * <p>Some parts of the full pixel array may not receive light from the scene, 2118 * or be otherwise inactive. The {@link CameraCharacteristics#SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE android.sensor.info.preCorrectionActiveArraySize} key 2119 * defines the rectangle of active pixels that will be included in processed image 2120 * formats.</p> 2121 * <p><b>Units</b>: Pixels</p> 2122 * <p>This key is available on all devices.</p> 2123 * 2124 * @see CameraCharacteristics#SCALER_STREAM_CONFIGURATION_MAP 2125 * @see CameraCharacteristics#SENSOR_INFO_PHYSICAL_SIZE 2126 * @see CameraCharacteristics#SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE 2127 */ 2128 @PublicKey 2129 public static final Key<android.util.Size> SENSOR_INFO_PIXEL_ARRAY_SIZE = 2130 new Key<android.util.Size>("android.sensor.info.pixelArraySize", android.util.Size.class); 2131 2132 /** 2133 * <p>Maximum raw value output by sensor.</p> 2134 * <p>This specifies the fully-saturated encoding level for the raw 2135 * sample values from the sensor. This is typically caused by the 2136 * sensor becoming highly non-linear or clipping. The minimum for 2137 * each channel is specified by the offset in the 2138 * {@link CameraCharacteristics#SENSOR_BLACK_LEVEL_PATTERN android.sensor.blackLevelPattern} key.</p> 2139 * <p>The white level is typically determined either by sensor bit depth 2140 * (8-14 bits is expected), or by the point where the sensor response 2141 * becomes too non-linear to be useful. The default value for this is 2142 * maximum representable value for a 16-bit raw sample (2^16 - 1).</p> 2143 * <p><b>Range of valid values:</b><br> 2144 * > 255 (8-bit output)</p> 2145 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2146 * 2147 * @see CameraCharacteristics#SENSOR_BLACK_LEVEL_PATTERN 2148 */ 2149 @PublicKey 2150 public static final Key<Integer> SENSOR_INFO_WHITE_LEVEL = 2151 new Key<Integer>("android.sensor.info.whiteLevel", int.class); 2152 2153 /** 2154 * <p>The time base source for sensor capture start timestamps.</p> 2155 * <p>The timestamps provided for captures are always in nanoseconds and monotonic, but 2156 * may not based on a time source that can be compared to other system time sources.</p> 2157 * <p>This characteristic defines the source for the timestamps, and therefore whether they 2158 * can be compared against other system time sources/timestamps.</p> 2159 * <p><b>Possible values:</b> 2160 * <ul> 2161 * <li>{@link #SENSOR_INFO_TIMESTAMP_SOURCE_UNKNOWN UNKNOWN}</li> 2162 * <li>{@link #SENSOR_INFO_TIMESTAMP_SOURCE_REALTIME REALTIME}</li> 2163 * </ul></p> 2164 * <p>This key is available on all devices.</p> 2165 * @see #SENSOR_INFO_TIMESTAMP_SOURCE_UNKNOWN 2166 * @see #SENSOR_INFO_TIMESTAMP_SOURCE_REALTIME 2167 */ 2168 @PublicKey 2169 public static final Key<Integer> SENSOR_INFO_TIMESTAMP_SOURCE = 2170 new Key<Integer>("android.sensor.info.timestampSource", int.class); 2171 2172 /** 2173 * <p>Whether the RAW images output from this camera device are subject to 2174 * lens shading correction.</p> 2175 * <p>If TRUE, all images produced by the camera device in the RAW image formats will 2176 * have lens shading correction already applied to it. If FALSE, the images will 2177 * not be adjusted for lens shading correction. 2178 * See {@link CameraCharacteristics#REQUEST_MAX_NUM_OUTPUT_RAW android.request.maxNumOutputRaw} for a list of RAW image formats.</p> 2179 * <p>This key will be <code>null</code> for all devices do not report this information. 2180 * Devices with RAW capability will always report this information in this key.</p> 2181 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2182 * 2183 * @see CameraCharacteristics#REQUEST_MAX_NUM_OUTPUT_RAW 2184 */ 2185 @PublicKey 2186 public static final Key<Boolean> SENSOR_INFO_LENS_SHADING_APPLIED = 2187 new Key<Boolean>("android.sensor.info.lensShadingApplied", boolean.class); 2188 2189 /** 2190 * <p>The area of the image sensor which corresponds to active pixels prior to the 2191 * application of any geometric distortion correction.</p> 2192 * <p>This is the rectangle representing the size of the active region of the sensor (i.e. 2193 * the region that actually receives light from the scene) before any geometric correction 2194 * has been applied, and should be treated as the active region rectangle for any of the 2195 * raw formats. All metadata associated with raw processing (e.g. the lens shading 2196 * correction map, and radial distortion fields) treats the top, left of this rectangle as 2197 * the origin, (0,0).</p> 2198 * <p>The size of this region determines the maximum field of view and the maximum number of 2199 * pixels that an image from this sensor can contain, prior to the application of 2200 * geometric distortion correction. The effective maximum pixel dimensions of a 2201 * post-distortion-corrected image is given by the {@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE android.sensor.info.activeArraySize} 2202 * field, and the effective maximum field of view for a post-distortion-corrected image 2203 * can be calculated by applying the geometric distortion correction fields to this 2204 * rectangle, and cropping to the rectangle given in {@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE android.sensor.info.activeArraySize}.</p> 2205 * <p>E.g. to calculate position of a pixel, (x,y), in a processed YUV output image with the 2206 * dimensions in {@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE android.sensor.info.activeArraySize} given the position of a pixel, 2207 * (x', y'), in the raw pixel array with dimensions give in 2208 * {@link CameraCharacteristics#SENSOR_INFO_PIXEL_ARRAY_SIZE android.sensor.info.pixelArraySize}:</p> 2209 * <ol> 2210 * <li>Choose a pixel (x', y') within the active array region of the raw buffer given in 2211 * {@link CameraCharacteristics#SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE android.sensor.info.preCorrectionActiveArraySize}, otherwise this pixel is considered 2212 * to be outside of the FOV, and will not be shown in the processed output image.</li> 2213 * <li>Apply geometric distortion correction to get the post-distortion pixel coordinate, 2214 * (x_i, y_i). When applying geometric correction metadata, note that metadata for raw 2215 * buffers is defined relative to the top, left of the 2216 * {@link CameraCharacteristics#SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE android.sensor.info.preCorrectionActiveArraySize} rectangle.</li> 2217 * <li>If the resulting corrected pixel coordinate is within the region given in 2218 * {@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE android.sensor.info.activeArraySize}, then the position of this pixel in the 2219 * processed output image buffer is <code>(x_i - activeArray.left, y_i - activeArray.top)</code>, 2220 * when the top, left coordinate of that buffer is treated as (0, 0).</li> 2221 * </ol> 2222 * <p>Thus, for pixel x',y' = (25, 25) on a sensor where {@link CameraCharacteristics#SENSOR_INFO_PIXEL_ARRAY_SIZE android.sensor.info.pixelArraySize} 2223 * is (100,100), {@link CameraCharacteristics#SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE android.sensor.info.preCorrectionActiveArraySize} is (10, 10, 100, 100), 2224 * {@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE android.sensor.info.activeArraySize} is (20, 20, 80, 80), and the geometric distortion 2225 * correction doesn't change the pixel coordinate, the resulting pixel selected in 2226 * pixel coordinates would be x,y = (25, 25) relative to the top,left of the raw buffer 2227 * with dimensions given in {@link CameraCharacteristics#SENSOR_INFO_PIXEL_ARRAY_SIZE android.sensor.info.pixelArraySize}, and would be (5, 5) 2228 * relative to the top,left of post-processed YUV output buffer with dimensions given in 2229 * {@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE android.sensor.info.activeArraySize}.</p> 2230 * <p>The currently supported fields that correct for geometric distortion are:</p> 2231 * <ol> 2232 * <li>android.lens.radialDistortion.</li> 2233 * </ol> 2234 * <p>If all of the geometric distortion fields are no-ops, this rectangle will be the same 2235 * as the post-distortion-corrected rectangle given in 2236 * {@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE android.sensor.info.activeArraySize}.</p> 2237 * <p>This rectangle is defined relative to the full pixel array; (0,0) is the top-left of 2238 * the full pixel array, and the size of the full pixel array is given by 2239 * {@link CameraCharacteristics#SENSOR_INFO_PIXEL_ARRAY_SIZE android.sensor.info.pixelArraySize}.</p> 2240 * <p>The pre-correction active array may be smaller than the full pixel array, since the 2241 * full array may include black calibration pixels or other inactive regions.</p> 2242 * <p><b>Units</b>: Pixel coordinates on the image sensor</p> 2243 * <p>This key is available on all devices.</p> 2244 * 2245 * @see CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE 2246 * @see CameraCharacteristics#SENSOR_INFO_PIXEL_ARRAY_SIZE 2247 * @see CameraCharacteristics#SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE 2248 */ 2249 @PublicKey 2250 public static final Key<android.graphics.Rect> SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE = 2251 new Key<android.graphics.Rect>("android.sensor.info.preCorrectionActiveArraySize", android.graphics.Rect.class); 2252 2253 /** 2254 * <p>The standard reference illuminant used as the scene light source when 2255 * calculating the {@link CameraCharacteristics#SENSOR_COLOR_TRANSFORM1 android.sensor.colorTransform1}, 2256 * {@link CameraCharacteristics#SENSOR_CALIBRATION_TRANSFORM1 android.sensor.calibrationTransform1}, and 2257 * {@link CameraCharacteristics#SENSOR_FORWARD_MATRIX1 android.sensor.forwardMatrix1} matrices.</p> 2258 * <p>The values in this key correspond to the values defined for the 2259 * EXIF LightSource tag. These illuminants are standard light sources 2260 * that are often used calibrating camera devices.</p> 2261 * <p>If this key is present, then {@link CameraCharacteristics#SENSOR_COLOR_TRANSFORM1 android.sensor.colorTransform1}, 2262 * {@link CameraCharacteristics#SENSOR_CALIBRATION_TRANSFORM1 android.sensor.calibrationTransform1}, and 2263 * {@link CameraCharacteristics#SENSOR_FORWARD_MATRIX1 android.sensor.forwardMatrix1} will also be present.</p> 2264 * <p>Some devices may choose to provide a second set of calibration 2265 * information for improved quality, including 2266 * {@link CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT2 android.sensor.referenceIlluminant2} and its corresponding matrices.</p> 2267 * <p><b>Possible values:</b> 2268 * <ul> 2269 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_DAYLIGHT DAYLIGHT}</li> 2270 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_FLUORESCENT FLUORESCENT}</li> 2271 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_TUNGSTEN TUNGSTEN}</li> 2272 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_FLASH FLASH}</li> 2273 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_FINE_WEATHER FINE_WEATHER}</li> 2274 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_CLOUDY_WEATHER CLOUDY_WEATHER}</li> 2275 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_SHADE SHADE}</li> 2276 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_DAYLIGHT_FLUORESCENT DAYLIGHT_FLUORESCENT}</li> 2277 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_DAY_WHITE_FLUORESCENT DAY_WHITE_FLUORESCENT}</li> 2278 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_COOL_WHITE_FLUORESCENT COOL_WHITE_FLUORESCENT}</li> 2279 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_WHITE_FLUORESCENT WHITE_FLUORESCENT}</li> 2280 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_STANDARD_A STANDARD_A}</li> 2281 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_STANDARD_B STANDARD_B}</li> 2282 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_STANDARD_C STANDARD_C}</li> 2283 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_D55 D55}</li> 2284 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_D65 D65}</li> 2285 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_D75 D75}</li> 2286 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_D50 D50}</li> 2287 * <li>{@link #SENSOR_REFERENCE_ILLUMINANT1_ISO_STUDIO_TUNGSTEN ISO_STUDIO_TUNGSTEN}</li> 2288 * </ul></p> 2289 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2290 * 2291 * @see CameraCharacteristics#SENSOR_CALIBRATION_TRANSFORM1 2292 * @see CameraCharacteristics#SENSOR_COLOR_TRANSFORM1 2293 * @see CameraCharacteristics#SENSOR_FORWARD_MATRIX1 2294 * @see CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT2 2295 * @see #SENSOR_REFERENCE_ILLUMINANT1_DAYLIGHT 2296 * @see #SENSOR_REFERENCE_ILLUMINANT1_FLUORESCENT 2297 * @see #SENSOR_REFERENCE_ILLUMINANT1_TUNGSTEN 2298 * @see #SENSOR_REFERENCE_ILLUMINANT1_FLASH 2299 * @see #SENSOR_REFERENCE_ILLUMINANT1_FINE_WEATHER 2300 * @see #SENSOR_REFERENCE_ILLUMINANT1_CLOUDY_WEATHER 2301 * @see #SENSOR_REFERENCE_ILLUMINANT1_SHADE 2302 * @see #SENSOR_REFERENCE_ILLUMINANT1_DAYLIGHT_FLUORESCENT 2303 * @see #SENSOR_REFERENCE_ILLUMINANT1_DAY_WHITE_FLUORESCENT 2304 * @see #SENSOR_REFERENCE_ILLUMINANT1_COOL_WHITE_FLUORESCENT 2305 * @see #SENSOR_REFERENCE_ILLUMINANT1_WHITE_FLUORESCENT 2306 * @see #SENSOR_REFERENCE_ILLUMINANT1_STANDARD_A 2307 * @see #SENSOR_REFERENCE_ILLUMINANT1_STANDARD_B 2308 * @see #SENSOR_REFERENCE_ILLUMINANT1_STANDARD_C 2309 * @see #SENSOR_REFERENCE_ILLUMINANT1_D55 2310 * @see #SENSOR_REFERENCE_ILLUMINANT1_D65 2311 * @see #SENSOR_REFERENCE_ILLUMINANT1_D75 2312 * @see #SENSOR_REFERENCE_ILLUMINANT1_D50 2313 * @see #SENSOR_REFERENCE_ILLUMINANT1_ISO_STUDIO_TUNGSTEN 2314 */ 2315 @PublicKey 2316 public static final Key<Integer> SENSOR_REFERENCE_ILLUMINANT1 = 2317 new Key<Integer>("android.sensor.referenceIlluminant1", int.class); 2318 2319 /** 2320 * <p>The standard reference illuminant used as the scene light source when 2321 * calculating the {@link CameraCharacteristics#SENSOR_COLOR_TRANSFORM2 android.sensor.colorTransform2}, 2322 * {@link CameraCharacteristics#SENSOR_CALIBRATION_TRANSFORM2 android.sensor.calibrationTransform2}, and 2323 * {@link CameraCharacteristics#SENSOR_FORWARD_MATRIX2 android.sensor.forwardMatrix2} matrices.</p> 2324 * <p>See {@link CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT1 android.sensor.referenceIlluminant1} for more details.</p> 2325 * <p>If this key is present, then {@link CameraCharacteristics#SENSOR_COLOR_TRANSFORM2 android.sensor.colorTransform2}, 2326 * {@link CameraCharacteristics#SENSOR_CALIBRATION_TRANSFORM2 android.sensor.calibrationTransform2}, and 2327 * {@link CameraCharacteristics#SENSOR_FORWARD_MATRIX2 android.sensor.forwardMatrix2} will also be present.</p> 2328 * <p><b>Range of valid values:</b><br> 2329 * Any value listed in {@link CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT1 android.sensor.referenceIlluminant1}</p> 2330 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2331 * 2332 * @see CameraCharacteristics#SENSOR_CALIBRATION_TRANSFORM2 2333 * @see CameraCharacteristics#SENSOR_COLOR_TRANSFORM2 2334 * @see CameraCharacteristics#SENSOR_FORWARD_MATRIX2 2335 * @see CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT1 2336 */ 2337 @PublicKey 2338 public static final Key<Byte> SENSOR_REFERENCE_ILLUMINANT2 = 2339 new Key<Byte>("android.sensor.referenceIlluminant2", byte.class); 2340 2341 /** 2342 * <p>A per-device calibration transform matrix that maps from the 2343 * reference sensor colorspace to the actual device sensor colorspace.</p> 2344 * <p>This matrix is used to correct for per-device variations in the 2345 * sensor colorspace, and is used for processing raw buffer data.</p> 2346 * <p>The matrix is expressed as a 3x3 matrix in row-major-order, and 2347 * contains a per-device calibration transform that maps colors 2348 * from reference sensor color space (i.e. the "golden module" 2349 * colorspace) into this camera device's native sensor color 2350 * space under the first reference illuminant 2351 * ({@link CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT1 android.sensor.referenceIlluminant1}).</p> 2352 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2353 * 2354 * @see CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT1 2355 */ 2356 @PublicKey 2357 public static final Key<android.hardware.camera2.params.ColorSpaceTransform> SENSOR_CALIBRATION_TRANSFORM1 = 2358 new Key<android.hardware.camera2.params.ColorSpaceTransform>("android.sensor.calibrationTransform1", android.hardware.camera2.params.ColorSpaceTransform.class); 2359 2360 /** 2361 * <p>A per-device calibration transform matrix that maps from the 2362 * reference sensor colorspace to the actual device sensor colorspace 2363 * (this is the colorspace of the raw buffer data).</p> 2364 * <p>This matrix is used to correct for per-device variations in the 2365 * sensor colorspace, and is used for processing raw buffer data.</p> 2366 * <p>The matrix is expressed as a 3x3 matrix in row-major-order, and 2367 * contains a per-device calibration transform that maps colors 2368 * from reference sensor color space (i.e. the "golden module" 2369 * colorspace) into this camera device's native sensor color 2370 * space under the second reference illuminant 2371 * ({@link CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT2 android.sensor.referenceIlluminant2}).</p> 2372 * <p>This matrix will only be present if the second reference 2373 * illuminant is present.</p> 2374 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2375 * 2376 * @see CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT2 2377 */ 2378 @PublicKey 2379 public static final Key<android.hardware.camera2.params.ColorSpaceTransform> SENSOR_CALIBRATION_TRANSFORM2 = 2380 new Key<android.hardware.camera2.params.ColorSpaceTransform>("android.sensor.calibrationTransform2", android.hardware.camera2.params.ColorSpaceTransform.class); 2381 2382 /** 2383 * <p>A matrix that transforms color values from CIE XYZ color space to 2384 * reference sensor color space.</p> 2385 * <p>This matrix is used to convert from the standard CIE XYZ color 2386 * space to the reference sensor colorspace, and is used when processing 2387 * raw buffer data.</p> 2388 * <p>The matrix is expressed as a 3x3 matrix in row-major-order, and 2389 * contains a color transform matrix that maps colors from the CIE 2390 * XYZ color space to the reference sensor color space (i.e. the 2391 * "golden module" colorspace) under the first reference illuminant 2392 * ({@link CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT1 android.sensor.referenceIlluminant1}).</p> 2393 * <p>The white points chosen in both the reference sensor color space 2394 * and the CIE XYZ colorspace when calculating this transform will 2395 * match the standard white point for the first reference illuminant 2396 * (i.e. no chromatic adaptation will be applied by this transform).</p> 2397 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2398 * 2399 * @see CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT1 2400 */ 2401 @PublicKey 2402 public static final Key<android.hardware.camera2.params.ColorSpaceTransform> SENSOR_COLOR_TRANSFORM1 = 2403 new Key<android.hardware.camera2.params.ColorSpaceTransform>("android.sensor.colorTransform1", android.hardware.camera2.params.ColorSpaceTransform.class); 2404 2405 /** 2406 * <p>A matrix that transforms color values from CIE XYZ color space to 2407 * reference sensor color space.</p> 2408 * <p>This matrix is used to convert from the standard CIE XYZ color 2409 * space to the reference sensor colorspace, and is used when processing 2410 * raw buffer data.</p> 2411 * <p>The matrix is expressed as a 3x3 matrix in row-major-order, and 2412 * contains a color transform matrix that maps colors from the CIE 2413 * XYZ color space to the reference sensor color space (i.e. the 2414 * "golden module" colorspace) under the second reference illuminant 2415 * ({@link CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT2 android.sensor.referenceIlluminant2}).</p> 2416 * <p>The white points chosen in both the reference sensor color space 2417 * and the CIE XYZ colorspace when calculating this transform will 2418 * match the standard white point for the second reference illuminant 2419 * (i.e. no chromatic adaptation will be applied by this transform).</p> 2420 * <p>This matrix will only be present if the second reference 2421 * illuminant is present.</p> 2422 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2423 * 2424 * @see CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT2 2425 */ 2426 @PublicKey 2427 public static final Key<android.hardware.camera2.params.ColorSpaceTransform> SENSOR_COLOR_TRANSFORM2 = 2428 new Key<android.hardware.camera2.params.ColorSpaceTransform>("android.sensor.colorTransform2", android.hardware.camera2.params.ColorSpaceTransform.class); 2429 2430 /** 2431 * <p>A matrix that transforms white balanced camera colors from the reference 2432 * sensor colorspace to the CIE XYZ colorspace with a D50 whitepoint.</p> 2433 * <p>This matrix is used to convert to the standard CIE XYZ colorspace, and 2434 * is used when processing raw buffer data.</p> 2435 * <p>This matrix is expressed as a 3x3 matrix in row-major-order, and contains 2436 * a color transform matrix that maps white balanced colors from the 2437 * reference sensor color space to the CIE XYZ color space with a D50 white 2438 * point.</p> 2439 * <p>Under the first reference illuminant ({@link CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT1 android.sensor.referenceIlluminant1}) 2440 * this matrix is chosen so that the standard white point for this reference 2441 * illuminant in the reference sensor colorspace is mapped to D50 in the 2442 * CIE XYZ colorspace.</p> 2443 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2444 * 2445 * @see CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT1 2446 */ 2447 @PublicKey 2448 public static final Key<android.hardware.camera2.params.ColorSpaceTransform> SENSOR_FORWARD_MATRIX1 = 2449 new Key<android.hardware.camera2.params.ColorSpaceTransform>("android.sensor.forwardMatrix1", android.hardware.camera2.params.ColorSpaceTransform.class); 2450 2451 /** 2452 * <p>A matrix that transforms white balanced camera colors from the reference 2453 * sensor colorspace to the CIE XYZ colorspace with a D50 whitepoint.</p> 2454 * <p>This matrix is used to convert to the standard CIE XYZ colorspace, and 2455 * is used when processing raw buffer data.</p> 2456 * <p>This matrix is expressed as a 3x3 matrix in row-major-order, and contains 2457 * a color transform matrix that maps white balanced colors from the 2458 * reference sensor color space to the CIE XYZ color space with a D50 white 2459 * point.</p> 2460 * <p>Under the second reference illuminant ({@link CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT2 android.sensor.referenceIlluminant2}) 2461 * this matrix is chosen so that the standard white point for this reference 2462 * illuminant in the reference sensor colorspace is mapped to D50 in the 2463 * CIE XYZ colorspace.</p> 2464 * <p>This matrix will only be present if the second reference 2465 * illuminant is present.</p> 2466 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2467 * 2468 * @see CameraCharacteristics#SENSOR_REFERENCE_ILLUMINANT2 2469 */ 2470 @PublicKey 2471 public static final Key<android.hardware.camera2.params.ColorSpaceTransform> SENSOR_FORWARD_MATRIX2 = 2472 new Key<android.hardware.camera2.params.ColorSpaceTransform>("android.sensor.forwardMatrix2", android.hardware.camera2.params.ColorSpaceTransform.class); 2473 2474 /** 2475 * <p>A fixed black level offset for each of the color filter arrangement 2476 * (CFA) mosaic channels.</p> 2477 * <p>This key specifies the zero light value for each of the CFA mosaic 2478 * channels in the camera sensor. The maximal value output by the 2479 * sensor is represented by the value in {@link CameraCharacteristics#SENSOR_INFO_WHITE_LEVEL android.sensor.info.whiteLevel}.</p> 2480 * <p>The values are given in the same order as channels listed for the CFA 2481 * layout key (see {@link CameraCharacteristics#SENSOR_INFO_COLOR_FILTER_ARRANGEMENT android.sensor.info.colorFilterArrangement}), i.e. the 2482 * nth value given corresponds to the black level offset for the nth 2483 * color channel listed in the CFA.</p> 2484 * <p><b>Range of valid values:</b><br> 2485 * >= 0 for each.</p> 2486 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2487 * 2488 * @see CameraCharacteristics#SENSOR_INFO_COLOR_FILTER_ARRANGEMENT 2489 * @see CameraCharacteristics#SENSOR_INFO_WHITE_LEVEL 2490 */ 2491 @PublicKey 2492 public static final Key<android.hardware.camera2.params.BlackLevelPattern> SENSOR_BLACK_LEVEL_PATTERN = 2493 new Key<android.hardware.camera2.params.BlackLevelPattern>("android.sensor.blackLevelPattern", android.hardware.camera2.params.BlackLevelPattern.class); 2494 2495 /** 2496 * <p>Maximum sensitivity that is implemented 2497 * purely through analog gain.</p> 2498 * <p>For {@link CaptureRequest#SENSOR_SENSITIVITY android.sensor.sensitivity} values less than or 2499 * equal to this, all applied gain must be analog. For 2500 * values above this, the gain applied can be a mix of analog and 2501 * digital.</p> 2502 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2503 * <p><b>Full capability</b> - 2504 * Present on all camera devices that report being {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_FULL HARDWARE_LEVEL_FULL} devices in the 2505 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 2506 * 2507 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 2508 * @see CaptureRequest#SENSOR_SENSITIVITY 2509 */ 2510 @PublicKey 2511 public static final Key<Integer> SENSOR_MAX_ANALOG_SENSITIVITY = 2512 new Key<Integer>("android.sensor.maxAnalogSensitivity", int.class); 2513 2514 /** 2515 * <p>Clockwise angle through which the output image needs to be rotated to be 2516 * upright on the device screen in its native orientation.</p> 2517 * <p>Also defines the direction of rolling shutter readout, which is from top to bottom in 2518 * the sensor's coordinate system.</p> 2519 * <p><b>Units</b>: Degrees of clockwise rotation; always a multiple of 2520 * 90</p> 2521 * <p><b>Range of valid values:</b><br> 2522 * 0, 90, 180, 270</p> 2523 * <p>This key is available on all devices.</p> 2524 */ 2525 @PublicKey 2526 public static final Key<Integer> SENSOR_ORIENTATION = 2527 new Key<Integer>("android.sensor.orientation", int.class); 2528 2529 /** 2530 * <p>List of sensor test pattern modes for {@link CaptureRequest#SENSOR_TEST_PATTERN_MODE android.sensor.testPatternMode} 2531 * supported by this camera device.</p> 2532 * <p>Defaults to OFF, and always includes OFF if defined.</p> 2533 * <p><b>Range of valid values:</b><br> 2534 * Any value listed in {@link CaptureRequest#SENSOR_TEST_PATTERN_MODE android.sensor.testPatternMode}</p> 2535 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2536 * 2537 * @see CaptureRequest#SENSOR_TEST_PATTERN_MODE 2538 */ 2539 @PublicKey 2540 public static final Key<int[]> SENSOR_AVAILABLE_TEST_PATTERN_MODES = 2541 new Key<int[]>("android.sensor.availableTestPatternModes", int[].class); 2542 2543 /** 2544 * <p>List of lens shading modes for {@link CaptureRequest#SHADING_MODE android.shading.mode} that are supported by this camera device.</p> 2545 * <p>This list contains lens shading modes that can be set for the camera device. 2546 * Camera devices that support the MANUAL_POST_PROCESSING capability will always 2547 * list OFF and FAST mode. This includes all FULL level devices. 2548 * LEGACY devices will always only support FAST mode.</p> 2549 * <p><b>Range of valid values:</b><br> 2550 * Any value listed in {@link CaptureRequest#SHADING_MODE android.shading.mode}</p> 2551 * <p>This key is available on all devices.</p> 2552 * 2553 * @see CaptureRequest#SHADING_MODE 2554 */ 2555 @PublicKey 2556 public static final Key<int[]> SHADING_AVAILABLE_MODES = 2557 new Key<int[]>("android.shading.availableModes", int[].class); 2558 2559 /** 2560 * <p>List of face detection modes for {@link CaptureRequest#STATISTICS_FACE_DETECT_MODE android.statistics.faceDetectMode} that are 2561 * supported by this camera device.</p> 2562 * <p>OFF is always supported.</p> 2563 * <p><b>Range of valid values:</b><br> 2564 * Any value listed in {@link CaptureRequest#STATISTICS_FACE_DETECT_MODE android.statistics.faceDetectMode}</p> 2565 * <p>This key is available on all devices.</p> 2566 * 2567 * @see CaptureRequest#STATISTICS_FACE_DETECT_MODE 2568 */ 2569 @PublicKey 2570 public static final Key<int[]> STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES = 2571 new Key<int[]>("android.statistics.info.availableFaceDetectModes", int[].class); 2572 2573 /** 2574 * <p>The maximum number of simultaneously detectable 2575 * faces.</p> 2576 * <p><b>Range of valid values:</b><br> 2577 * 0 for cameras without available face detection; otherwise: 2578 * <code>>=4</code> for LIMITED or FULL hwlevel devices or 2579 * <code>>0</code> for LEGACY devices.</p> 2580 * <p>This key is available on all devices.</p> 2581 */ 2582 @PublicKey 2583 public static final Key<Integer> STATISTICS_INFO_MAX_FACE_COUNT = 2584 new Key<Integer>("android.statistics.info.maxFaceCount", int.class); 2585 2586 /** 2587 * <p>List of hot pixel map output modes for {@link CaptureRequest#STATISTICS_HOT_PIXEL_MAP_MODE android.statistics.hotPixelMapMode} that are 2588 * supported by this camera device.</p> 2589 * <p>If no hotpixel map output is available for this camera device, this will contain only 2590 * <code>false</code>.</p> 2591 * <p>ON is always supported on devices with the RAW capability.</p> 2592 * <p><b>Range of valid values:</b><br> 2593 * Any value listed in {@link CaptureRequest#STATISTICS_HOT_PIXEL_MAP_MODE android.statistics.hotPixelMapMode}</p> 2594 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2595 * 2596 * @see CaptureRequest#STATISTICS_HOT_PIXEL_MAP_MODE 2597 */ 2598 @PublicKey 2599 public static final Key<boolean[]> STATISTICS_INFO_AVAILABLE_HOT_PIXEL_MAP_MODES = 2600 new Key<boolean[]>("android.statistics.info.availableHotPixelMapModes", boolean[].class); 2601 2602 /** 2603 * <p>List of lens shading map output modes for {@link CaptureRequest#STATISTICS_LENS_SHADING_MAP_MODE android.statistics.lensShadingMapMode} that 2604 * are supported by this camera device.</p> 2605 * <p>If no lens shading map output is available for this camera device, this key will 2606 * contain only OFF.</p> 2607 * <p>ON is always supported on devices with the RAW capability. 2608 * LEGACY mode devices will always only support OFF.</p> 2609 * <p><b>Range of valid values:</b><br> 2610 * Any value listed in {@link CaptureRequest#STATISTICS_LENS_SHADING_MAP_MODE android.statistics.lensShadingMapMode}</p> 2611 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2612 * 2613 * @see CaptureRequest#STATISTICS_LENS_SHADING_MAP_MODE 2614 */ 2615 @PublicKey 2616 public static final Key<int[]> STATISTICS_INFO_AVAILABLE_LENS_SHADING_MAP_MODES = 2617 new Key<int[]>("android.statistics.info.availableLensShadingMapModes", int[].class); 2618 2619 /** 2620 * <p>Maximum number of supported points in the 2621 * tonemap curve that can be used for {@link CaptureRequest#TONEMAP_CURVE android.tonemap.curve}.</p> 2622 * <p>If the actual number of points provided by the application (in {@link CaptureRequest#TONEMAP_CURVE android.tonemap.curve}*) is 2623 * less than this maximum, the camera device will resample the curve to its internal 2624 * representation, using linear interpolation.</p> 2625 * <p>The output curves in the result metadata may have a different number 2626 * of points than the input curves, and will represent the actual 2627 * hardware curves used as closely as possible when linearly interpolated.</p> 2628 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2629 * <p><b>Full capability</b> - 2630 * Present on all camera devices that report being {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_FULL HARDWARE_LEVEL_FULL} devices in the 2631 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 2632 * 2633 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 2634 * @see CaptureRequest#TONEMAP_CURVE 2635 */ 2636 @PublicKey 2637 public static final Key<Integer> TONEMAP_MAX_CURVE_POINTS = 2638 new Key<Integer>("android.tonemap.maxCurvePoints", int.class); 2639 2640 /** 2641 * <p>List of tonemapping modes for {@link CaptureRequest#TONEMAP_MODE android.tonemap.mode} that are supported by this camera 2642 * device.</p> 2643 * <p>Camera devices that support the MANUAL_POST_PROCESSING capability will always contain 2644 * at least one of below mode combinations:</p> 2645 * <ul> 2646 * <li>CONTRAST_CURVE, FAST and HIGH_QUALITY</li> 2647 * <li>GAMMA_VALUE, PRESET_CURVE, FAST and HIGH_QUALITY</li> 2648 * </ul> 2649 * <p>This includes all FULL level devices.</p> 2650 * <p><b>Range of valid values:</b><br> 2651 * Any value listed in {@link CaptureRequest#TONEMAP_MODE android.tonemap.mode}</p> 2652 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2653 * <p><b>Full capability</b> - 2654 * Present on all camera devices that report being {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_FULL HARDWARE_LEVEL_FULL} devices in the 2655 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 2656 * 2657 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 2658 * @see CaptureRequest#TONEMAP_MODE 2659 */ 2660 @PublicKey 2661 public static final Key<int[]> TONEMAP_AVAILABLE_TONE_MAP_MODES = 2662 new Key<int[]>("android.tonemap.availableToneMapModes", int[].class); 2663 2664 /** 2665 * <p>A list of camera LEDs that are available on this system.</p> 2666 * <p><b>Possible values:</b> 2667 * <ul> 2668 * <li>{@link #LED_AVAILABLE_LEDS_TRANSMIT TRANSMIT}</li> 2669 * </ul></p> 2670 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2671 * @see #LED_AVAILABLE_LEDS_TRANSMIT 2672 * @hide 2673 */ 2674 public static final Key<int[]> LED_AVAILABLE_LEDS = 2675 new Key<int[]>("android.led.availableLeds", int[].class); 2676 2677 /** 2678 * <p>Generally classifies the overall set of the camera device functionality.</p> 2679 * <p>Camera devices will come in three flavors: LEGACY, LIMITED and FULL.</p> 2680 * <p>A FULL device will support below capabilities:</p> 2681 * <ul> 2682 * <li>30fps operation at maximum resolution (== sensor resolution) is preferred, more than 2683 * 20fps is required, for at least uncompressed YUV 2684 * output. ({@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES android.request.availableCapabilities} contains BURST_CAPTURE)</li> 2685 * <li>Per frame control ({@link CameraCharacteristics#SYNC_MAX_LATENCY android.sync.maxLatency} <code>==</code> PER_FRAME_CONTROL)</li> 2686 * <li>Manual sensor control ({@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES android.request.availableCapabilities} contains MANUAL_SENSOR)</li> 2687 * <li>Manual post-processing control ({@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES android.request.availableCapabilities} contains 2688 * MANUAL_POST_PROCESSING)</li> 2689 * <li>Arbitrary cropping region ({@link CameraCharacteristics#SCALER_CROPPING_TYPE android.scaler.croppingType} <code>==</code> FREEFORM)</li> 2690 * <li>At least 3 processed (but not stalling) format output streams 2691 * ({@link CameraCharacteristics#REQUEST_MAX_NUM_OUTPUT_PROC android.request.maxNumOutputProc} <code>>=</code> 3)</li> 2692 * <li>The required stream configuration defined in android.scaler.availableStreamConfigurations</li> 2693 * <li>The required exposure time range defined in {@link CameraCharacteristics#SENSOR_INFO_EXPOSURE_TIME_RANGE android.sensor.info.exposureTimeRange}</li> 2694 * <li>The required maxFrameDuration defined in {@link CameraCharacteristics#SENSOR_INFO_MAX_FRAME_DURATION android.sensor.info.maxFrameDuration}</li> 2695 * </ul> 2696 * <p>A LIMITED device may have some or none of the above characteristics. 2697 * To find out more refer to {@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES android.request.availableCapabilities}.</p> 2698 * <p>Some features are not part of any particular hardware level or capability and must be 2699 * queried separately. These include:</p> 2700 * <ul> 2701 * <li>Calibrated timestamps ({@link CameraCharacteristics#SENSOR_INFO_TIMESTAMP_SOURCE android.sensor.info.timestampSource} <code>==</code> REALTIME)</li> 2702 * <li>Precision lens control ({@link CameraCharacteristics#LENS_INFO_FOCUS_DISTANCE_CALIBRATION android.lens.info.focusDistanceCalibration} <code>==</code> CALIBRATED)</li> 2703 * <li>Face detection ({@link CameraCharacteristics#STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES android.statistics.info.availableFaceDetectModes})</li> 2704 * <li>Optical or electrical image stabilization 2705 * ({@link CameraCharacteristics#LENS_INFO_AVAILABLE_OPTICAL_STABILIZATION android.lens.info.availableOpticalStabilization}, 2706 * {@link CameraCharacteristics#CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES android.control.availableVideoStabilizationModes})</li> 2707 * </ul> 2708 * <p>A LEGACY device does not support per-frame control, manual sensor control, manual 2709 * post-processing, arbitrary cropping regions, and has relaxed performance constraints.</p> 2710 * <p>Each higher level supports everything the lower level supports 2711 * in this order: FULL <code>></code> LIMITED <code>></code> LEGACY.</p> 2712 * <p>A HIGH_RESOLUTION device is equivalent to a FULL device, except that:</p> 2713 * <ul> 2714 * <li>At least one output resolution of 8 megapixels or higher in uncompressed YUV is 2715 * supported at <code>>=</code> 20 fps.</li> 2716 * <li>Maximum-size (sensor resolution) uncompressed YUV is supported at <code>>=</code> 10 2717 * fps.</li> 2718 * <li>For devices that list the RAW capability and support either RAW10 or RAW12 output, 2719 * maximum-resolution RAW10 or RAW12 capture will operate at least at the rate of 2720 * maximum-resolution YUV capture, and at least one supported output resolution of 2721 * 8 megapixels or higher in RAW10 or RAW12 is supported <code>>=</code> 20 fps.</li> 2722 * </ul> 2723 * <p><b>Possible values:</b> 2724 * <ul> 2725 * <li>{@link #INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED}</li> 2726 * <li>{@link #INFO_SUPPORTED_HARDWARE_LEVEL_FULL FULL}</li> 2727 * <li>{@link #INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY LEGACY}</li> 2728 * <li>{@link #INFO_SUPPORTED_HARDWARE_LEVEL_HIGH_RESOLUTION HIGH_RESOLUTION}</li> 2729 * </ul></p> 2730 * <p>This key is available on all devices.</p> 2731 * 2732 * @see CameraCharacteristics#CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES 2733 * @see CameraCharacteristics#LENS_INFO_AVAILABLE_OPTICAL_STABILIZATION 2734 * @see CameraCharacteristics#LENS_INFO_FOCUS_DISTANCE_CALIBRATION 2735 * @see CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES 2736 * @see CameraCharacteristics#REQUEST_MAX_NUM_OUTPUT_PROC 2737 * @see CameraCharacteristics#SCALER_CROPPING_TYPE 2738 * @see CameraCharacteristics#SENSOR_INFO_EXPOSURE_TIME_RANGE 2739 * @see CameraCharacteristics#SENSOR_INFO_MAX_FRAME_DURATION 2740 * @see CameraCharacteristics#SENSOR_INFO_TIMESTAMP_SOURCE 2741 * @see CameraCharacteristics#STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES 2742 * @see CameraCharacteristics#SYNC_MAX_LATENCY 2743 * @see #INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED 2744 * @see #INFO_SUPPORTED_HARDWARE_LEVEL_FULL 2745 * @see #INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY 2746 * @see #INFO_SUPPORTED_HARDWARE_LEVEL_HIGH_RESOLUTION 2747 */ 2748 @PublicKey 2749 public static final Key<Integer> INFO_SUPPORTED_HARDWARE_LEVEL = 2750 new Key<Integer>("android.info.supportedHardwareLevel", int.class); 2751 2752 /** 2753 * <p>The maximum number of frames that can occur after a request 2754 * (different than the previous) has been submitted, and before the 2755 * result's state becomes synchronized (by setting 2756 * android.sync.frameNumber to a non-negative value).</p> 2757 * <p>This defines the maximum distance (in number of metadata results), 2758 * between android.sync.frameNumber and the equivalent 2759 * frame number for that result.</p> 2760 * <p>In other words this acts as an upper boundary for how many frames 2761 * must occur before the camera device knows for a fact that the new 2762 * submitted camera settings have been applied in outgoing frames.</p> 2763 * <p>For example if the distance was 2,</p> 2764 * <pre><code>initial request = X (repeating) 2765 * request1 = X 2766 * request2 = Y 2767 * request3 = Y 2768 * request4 = Y 2769 * 2770 * where requestN has frameNumber N, and the first of the repeating 2771 * initial request's has frameNumber F (and F < 1). 2772 * 2773 * initial result = X' + { android.sync.frameNumber == F } 2774 * result1 = X' + { android.sync.frameNumber == F } 2775 * result2 = X' + { android.sync.frameNumber == CONVERGING } 2776 * result3 = X' + { android.sync.frameNumber == CONVERGING } 2777 * result4 = X' + { android.sync.frameNumber == 2 } 2778 * 2779 * where resultN has frameNumber N. 2780 * </code></pre> 2781 * <p>Since <code>result4</code> has a <code>frameNumber == 4</code> and 2782 * <code>android.sync.frameNumber == 2</code>, the distance is clearly 2783 * <code>4 - 2 = 2</code>.</p> 2784 * <p><b>Units</b>: Frame counts</p> 2785 * <p><b>Possible values:</b> 2786 * <ul> 2787 * <li>{@link #SYNC_MAX_LATENCY_PER_FRAME_CONTROL PER_FRAME_CONTROL}</li> 2788 * <li>{@link #SYNC_MAX_LATENCY_UNKNOWN UNKNOWN}</li> 2789 * </ul></p> 2790 * <p><b>Available values for this device:</b><br> 2791 * A positive value, PER_FRAME_CONTROL, or UNKNOWN.</p> 2792 * <p>This key is available on all devices.</p> 2793 * @see #SYNC_MAX_LATENCY_PER_FRAME_CONTROL 2794 * @see #SYNC_MAX_LATENCY_UNKNOWN 2795 */ 2796 @PublicKey 2797 public static final Key<Integer> SYNC_MAX_LATENCY = 2798 new Key<Integer>("android.sync.maxLatency", int.class); 2799 2800 /** 2801 * <p>The maximal camera capture pipeline stall (in unit of frame count) introduced by a 2802 * reprocess capture request.</p> 2803 * <p>The key describes the maximal interference that one reprocess (input) request 2804 * can introduce to the camera simultaneous streaming of regular (output) capture 2805 * requests, including repeating requests.</p> 2806 * <p>When a reprocessing capture request is submitted while a camera output repeating request 2807 * (e.g. preview) is being served by the camera device, it may preempt the camera capture 2808 * pipeline for at least one frame duration so that the camera device is unable to process 2809 * the following capture request in time for the next sensor start of exposure boundary. 2810 * When this happens, the application may observe a capture time gap (longer than one frame 2811 * duration) between adjacent capture output frames, which usually exhibits as preview 2812 * glitch if the repeating request output targets include a preview surface. This key gives 2813 * the worst-case number of frame stall introduced by one reprocess request with any kind of 2814 * formats/sizes combination.</p> 2815 * <p>If this key reports 0, it means a reprocess request doesn't introduce any glitch to the 2816 * ongoing camera repeating request outputs, as if this reprocess request is never issued.</p> 2817 * <p>This key is supported if the camera device supports PRIVATE or YUV reprocessing ( 2818 * i.e. {@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES android.request.availableCapabilities} contains PRIVATE_REPROCESSING or 2819 * YUV_REPROCESSING).</p> 2820 * <p><b>Units</b>: Number of frames.</p> 2821 * <p><b>Range of valid values:</b><br> 2822 * <= 4</p> 2823 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2824 * <p><b>Limited capability</b> - 2825 * Present on all camera devices that report being at least {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED HARDWARE_LEVEL_LIMITED} devices in the 2826 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 2827 * 2828 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 2829 * @see CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES 2830 */ 2831 @PublicKey 2832 public static final Key<Integer> REPROCESS_MAX_CAPTURE_STALL = 2833 new Key<Integer>("android.reprocess.maxCaptureStall", int.class); 2834 2835 /** 2836 * <p>The available depth dataspace stream 2837 * configurations that this camera device supports 2838 * (i.e. format, width, height, output/input stream).</p> 2839 * <p>These are output stream configurations for use with 2840 * dataSpace HAL_DATASPACE_DEPTH. The configurations are 2841 * listed as <code>(format, width, height, input?)</code> tuples.</p> 2842 * <p>Only devices that support depth output for at least 2843 * the HAL_PIXEL_FORMAT_Y16 dense depth map may include 2844 * this entry.</p> 2845 * <p>A device that also supports the HAL_PIXEL_FORMAT_BLOB 2846 * sparse depth point cloud must report a single entry for 2847 * the format in this list as <code>(HAL_PIXEL_FORMAT_BLOB, 2848 * android.depth.maxDepthSamples, 1, OUTPUT)</code> in addition to 2849 * the entries for HAL_PIXEL_FORMAT_Y16.</p> 2850 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2851 * <p><b>Limited capability</b> - 2852 * Present on all camera devices that report being at least {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED HARDWARE_LEVEL_LIMITED} devices in the 2853 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 2854 * 2855 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 2856 * @hide 2857 */ 2858 public static final Key<android.hardware.camera2.params.StreamConfiguration[]> DEPTH_AVAILABLE_DEPTH_STREAM_CONFIGURATIONS = 2859 new Key<android.hardware.camera2.params.StreamConfiguration[]>("android.depth.availableDepthStreamConfigurations", android.hardware.camera2.params.StreamConfiguration[].class); 2860 2861 /** 2862 * <p>This lists the minimum frame duration for each 2863 * format/size combination for depth output formats.</p> 2864 * <p>This should correspond to the frame duration when only that 2865 * stream is active, with all processing (typically in android.*.mode) 2866 * set to either OFF or FAST.</p> 2867 * <p>When multiple streams are used in a request, the minimum frame 2868 * duration will be max(individual stream min durations).</p> 2869 * <p>The minimum frame duration of a stream (of a particular format, size) 2870 * is the same regardless of whether the stream is input or output.</p> 2871 * <p>See {@link CaptureRequest#SENSOR_FRAME_DURATION android.sensor.frameDuration} and 2872 * android.scaler.availableStallDurations for more details about 2873 * calculating the max frame rate.</p> 2874 * <p>(Keep in sync with {@link android.hardware.camera2.params.StreamConfigurationMap#getOutputMinFrameDuration })</p> 2875 * <p><b>Units</b>: (format, width, height, ns) x n</p> 2876 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2877 * <p><b>Limited capability</b> - 2878 * Present on all camera devices that report being at least {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED HARDWARE_LEVEL_LIMITED} devices in the 2879 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 2880 * 2881 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 2882 * @see CaptureRequest#SENSOR_FRAME_DURATION 2883 * @hide 2884 */ 2885 public static final Key<android.hardware.camera2.params.StreamConfigurationDuration[]> DEPTH_AVAILABLE_DEPTH_MIN_FRAME_DURATIONS = 2886 new Key<android.hardware.camera2.params.StreamConfigurationDuration[]>("android.depth.availableDepthMinFrameDurations", android.hardware.camera2.params.StreamConfigurationDuration[].class); 2887 2888 /** 2889 * <p>This lists the maximum stall duration for each 2890 * output format/size combination for depth streams.</p> 2891 * <p>A stall duration is how much extra time would get added 2892 * to the normal minimum frame duration for a repeating request 2893 * that has streams with non-zero stall.</p> 2894 * <p>This functions similarly to 2895 * android.scaler.availableStallDurations for depth 2896 * streams.</p> 2897 * <p>All depth output stream formats may have a nonzero stall 2898 * duration.</p> 2899 * <p><b>Units</b>: (format, width, height, ns) x n</p> 2900 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2901 * <p><b>Limited capability</b> - 2902 * Present on all camera devices that report being at least {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED HARDWARE_LEVEL_LIMITED} devices in the 2903 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 2904 * 2905 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 2906 * @hide 2907 */ 2908 public static final Key<android.hardware.camera2.params.StreamConfigurationDuration[]> DEPTH_AVAILABLE_DEPTH_STALL_DURATIONS = 2909 new Key<android.hardware.camera2.params.StreamConfigurationDuration[]>("android.depth.availableDepthStallDurations", android.hardware.camera2.params.StreamConfigurationDuration[].class); 2910 2911 /** 2912 * <p>Indicates whether a capture request may target both a 2913 * DEPTH16 / DEPTH_POINT_CLOUD output, and normal color outputs (such as 2914 * YUV_420_888, JPEG, or RAW) simultaneously.</p> 2915 * <p>If TRUE, including both depth and color outputs in a single 2916 * capture request is not supported. An application must interleave color 2917 * and depth requests. If FALSE, a single request can target both types 2918 * of output.</p> 2919 * <p>Typically, this restriction exists on camera devices that 2920 * need to emit a specific pattern or wavelength of light to 2921 * measure depth values, which causes the color image to be 2922 * corrupted during depth measurement.</p> 2923 * <p><b>Optional</b> - This value may be {@code null} on some devices.</p> 2924 * <p><b>Limited capability</b> - 2925 * Present on all camera devices that report being at least {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED HARDWARE_LEVEL_LIMITED} devices in the 2926 * {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL android.info.supportedHardwareLevel} key</p> 2927 * 2928 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 2929 */ 2930 @PublicKey 2931 public static final Key<Boolean> DEPTH_DEPTH_IS_EXCLUSIVE = 2932 new Key<Boolean>("android.depth.depthIsExclusive", boolean.class); 2933 2934 /*~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~ 2935 * End generated code 2936 *~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~@~O@*/ 2937 2938 2939 2940} 2941