1 /* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.hardware.camera2; 18 19 import android.annotation.IntDef; 20 import android.annotation.NonNull; 21 import android.annotation.Nullable; 22 import android.annotation.SystemApi; 23 import android.hardware.camera2.params.ExtensionSessionConfiguration; 24 import android.hardware.camera2.params.InputConfiguration; 25 import android.hardware.camera2.params.OutputConfiguration; 26 import android.hardware.camera2.params.SessionConfiguration; 27 import android.hardware.camera2.params.StreamConfigurationMap; 28 import android.os.Handler; 29 import android.view.Surface; 30 31 import java.lang.annotation.Retention; 32 import java.lang.annotation.RetentionPolicy; 33 import java.util.List; 34 import java.util.Set; 35 36 /** 37 * <p>The CameraDevice class is a representation of a single camera connected to an 38 * Android device, allowing for fine-grain control of image capture and 39 * post-processing at high frame rates.</p> 40 * 41 * <p>Your application must declare the 42 * {@link android.Manifest.permission#CAMERA Camera} permission in its manifest 43 * in order to access camera devices.</p> 44 * 45 * <p>A given camera device may provide support at one of several levels defined 46 * in {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL}. 47 * If a device supports {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY LEGACY} level, 48 * the camera device is running in backward compatibility mode and has minimum camera2 API support. 49 * If a device supports the {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED} 50 * level, then Camera2 exposes a feature set that is roughly equivalent to the older 51 * {@link android.hardware.Camera Camera} API, although with a cleaner and more 52 * efficient interface. 53 * If a device supports the {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_EXTERNAL EXTERNAL} 54 * level, then the device is a removable camera that provides similar but slightly less features 55 * as the {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED} level. 56 * Devices that implement the {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_FULL FULL} or 57 * {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_3 LEVEL3} level of support 58 * provide substantially improved capabilities over the older camera 59 * API. If your application requires a full-level device for 60 * proper operation, declare the "android.hardware.camera.level.full" feature in your 61 * manifest.</p> 62 * 63 * @see CameraManager#openCamera 64 * @see android.Manifest.permission#CAMERA 65 * @see CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL 66 */ 67 public abstract class CameraDevice implements AutoCloseable { 68 69 /** 70 * Create a request suitable for a camera preview window. Specifically, this 71 * means that high frame rate is given priority over the highest-quality 72 * post-processing. These requests would normally be used with the 73 * {@link CameraCaptureSession#setRepeatingRequest} method. 74 * This template is guaranteed to be supported on all camera devices. 75 * 76 * @see #createCaptureRequest 77 */ 78 public static final int TEMPLATE_PREVIEW = 1; 79 80 /** 81 * Create a request suitable for still image capture. Specifically, this 82 * means prioritizing image quality over frame rate. These requests would 83 * commonly be used with the {@link CameraCaptureSession#capture} method. 84 * This template is guaranteed to be supported on all camera devices except 85 * {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_DEPTH_OUTPUT DEPTH_OUTPUT} devices 86 * that are not {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_BACKWARD_COMPATIBLE 87 * BACKWARD_COMPATIBLE}. 88 * @see #createCaptureRequest 89 */ 90 public static final int TEMPLATE_STILL_CAPTURE = 2; 91 92 /** 93 * Create a request suitable for video recording. Specifically, this means 94 * that a stable frame rate is used, and post-processing is set for 95 * recording quality. These requests would commonly be used with the 96 * {@link CameraCaptureSession#setRepeatingRequest} method. 97 * This template is guaranteed to be supported on all camera devices except 98 * {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_DEPTH_OUTPUT DEPTH_OUTPUT} devices 99 * that are not {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_BACKWARD_COMPATIBLE 100 * BACKWARD_COMPATIBLE}. 101 * 102 * @see #createCaptureRequest 103 */ 104 public static final int TEMPLATE_RECORD = 3; 105 106 /** 107 * Create a request suitable for still image capture while recording 108 * video. Specifically, this means maximizing image quality without 109 * disrupting the ongoing recording. These requests would commonly be used 110 * with the {@link CameraCaptureSession#capture} method while a request based on 111 * {@link #TEMPLATE_RECORD} is is in use with {@link CameraCaptureSession#setRepeatingRequest}. 112 * This template is guaranteed to be supported on all camera devices except 113 * legacy devices ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL} 114 * {@code == }{@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY LEGACY}) and 115 * {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_DEPTH_OUTPUT DEPTH_OUTPUT} devices 116 * that are not {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_BACKWARD_COMPATIBLE 117 * BACKWARD_COMPATIBLE}. 118 * 119 * @see #createCaptureRequest 120 */ 121 public static final int TEMPLATE_VIDEO_SNAPSHOT = 4; 122 123 /** 124 * Create a request suitable for zero shutter lag still capture. This means 125 * means maximizing image quality without compromising preview frame rate. 126 * AE/AWB/AF should be on auto mode. This is intended for application-operated ZSL. For 127 * device-operated ZSL, use {@link CaptureRequest#CONTROL_ENABLE_ZSL} if available. 128 * This template is guaranteed to be supported on camera devices that support the 129 * {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_PRIVATE_REPROCESSING PRIVATE_REPROCESSING} 130 * capability or the 131 * {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_YUV_REPROCESSING YUV_REPROCESSING} 132 * capability. 133 * 134 * @see #createCaptureRequest 135 * @see CaptureRequest#CONTROL_ENABLE_ZSL 136 */ 137 public static final int TEMPLATE_ZERO_SHUTTER_LAG = 5; 138 139 /** 140 * A basic template for direct application control of capture 141 * parameters. All automatic control is disabled (auto-exposure, auto-white 142 * balance, auto-focus), and post-processing parameters are set to preview 143 * quality. The manual capture parameters (exposure, sensitivity, and so on) 144 * are set to reasonable defaults, but should be overridden by the 145 * application depending on the intended use case. 146 * This template is guaranteed to be supported on camera devices that support the 147 * {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR MANUAL_SENSOR} 148 * capability. 149 * 150 * @see #createCaptureRequest 151 */ 152 public static final int TEMPLATE_MANUAL = 6; 153 154 /** @hide */ 155 @Retention(RetentionPolicy.SOURCE) 156 @IntDef(prefix = {"TEMPLATE_"}, value = 157 {TEMPLATE_PREVIEW, 158 TEMPLATE_STILL_CAPTURE, 159 TEMPLATE_RECORD, 160 TEMPLATE_VIDEO_SNAPSHOT, 161 TEMPLATE_ZERO_SHUTTER_LAG, 162 TEMPLATE_MANUAL}) 163 public @interface RequestTemplate {}; 164 165 /** 166 * No vibration or sound muting for this camera device. This is the default 167 * mode for all camera devices. 168 * 169 * @see #setCameraAudioRestriction 170 */ 171 public static final int AUDIO_RESTRICTION_NONE = 0; 172 173 /** 174 * Mute vibration from ringtones, alarms or notifications while this camera device is in use. 175 * 176 * @see #setCameraAudioRestriction 177 */ 178 public static final int AUDIO_RESTRICTION_VIBRATION = 1; 179 180 /** 181 * Mute vibration and sound from ringtones, alarms or notifications while this camera device is 182 * in use. 183 * 184 * @see #setCameraAudioRestriction 185 */ 186 public static final int AUDIO_RESTRICTION_VIBRATION_SOUND = 3; 187 188 /** @hide */ 189 @Retention(RetentionPolicy.SOURCE) 190 @IntDef(prefix = {"AUDIO_RESTRICTION_"}, value = 191 {AUDIO_RESTRICTION_NONE, 192 AUDIO_RESTRICTION_VIBRATION, 193 AUDIO_RESTRICTION_VIBRATION_SOUND}) 194 public @interface CAMERA_AUDIO_RESTRICTION {}; 195 196 /** 197 * Get the ID of this camera device. 198 * 199 * <p>This matches the ID given to {@link CameraManager#openCamera} to instantiate this 200 * this camera device.</p> 201 * 202 * <p>This ID can be used to query the camera device's {@link 203 * CameraCharacteristics fixed properties} with {@link 204 * CameraManager#getCameraCharacteristics}.</p> 205 * 206 * <p>This method can be called even if the device has been closed or has encountered 207 * a serious error.</p> 208 * 209 * @return the ID for this camera device 210 * 211 * @see CameraManager#getCameraCharacteristics 212 * @see CameraManager#getCameraIdList 213 */ 214 @NonNull getId()215 public abstract String getId(); 216 217 /** 218 * <p>Create a new camera capture session by providing the target output set of Surfaces to the 219 * camera device.</p> 220 * 221 * @param outputs The new set of Surfaces that should be made available as 222 * targets for captured image data. 223 * @param callback The callback to notify about the status of the new capture session. 224 * @param handler The handler on which the callback should be invoked, or {@code null} to use 225 * the current thread's {@link android.os.Looper looper}. 226 * 227 * @throws IllegalArgumentException if the set of output Surfaces do not meet the requirements, 228 * the callback is null, or the handler is null but the current 229 * thread has no looper. 230 * @throws CameraAccessException if the camera device is no longer connected or has 231 * encountered a fatal error 232 * @throws IllegalStateException if the camera device has been closed 233 * 234 * @see CameraCaptureSession 235 * @see StreamConfigurationMap#getOutputFormats() 236 * @see StreamConfigurationMap#getOutputSizes(int) 237 * @see StreamConfigurationMap#getOutputSizes(Class) 238 * @deprecated Please use {@link 239 * #createCaptureSession(android.hardware.camera2.params.SessionConfiguration)} for the 240 * full set of configuration options available. 241 */ 242 @Deprecated createCaptureSession(@onNull List<Surface> outputs, @NonNull CameraCaptureSession.StateCallback callback, @Nullable Handler handler)243 public abstract void createCaptureSession(@NonNull List<Surface> outputs, 244 @NonNull CameraCaptureSession.StateCallback callback, @Nullable Handler handler) 245 throws CameraAccessException; 246 247 /** 248 * <p>Create a new camera capture session by providing the target output set of Surfaces and 249 * its corresponding surface configuration to the camera device.</p> 250 * 251 * @see #createCaptureSession 252 * @see OutputConfiguration 253 * @deprecated Please use {@link 254 * #createCaptureSession(android.hardware.camera2.params.SessionConfiguration)} for the 255 * full set of configuration options available. 256 */ 257 @Deprecated createCaptureSessionByOutputConfigurations( List<OutputConfiguration> outputConfigurations, CameraCaptureSession.StateCallback callback, @Nullable Handler handler)258 public abstract void createCaptureSessionByOutputConfigurations( 259 List<OutputConfiguration> outputConfigurations, 260 CameraCaptureSession.StateCallback callback, @Nullable Handler handler) 261 throws CameraAccessException; 262 /** 263 * Create a new reprocessable camera capture session by providing the desired reprocessing 264 * input Surface configuration and the target output set of Surfaces to the camera device. 265 * 266 * @param inputConfig The configuration for the input {@link Surface} 267 * @param outputs The new set of Surfaces that should be made available as 268 * targets for captured image data. 269 * @param callback The callback to notify about the status of the new capture session. 270 * @param handler The handler on which the callback should be invoked, or {@code null} to use 271 * the current thread's {@link android.os.Looper looper}. 272 * 273 * @throws IllegalArgumentException if the input configuration is null or not supported, the set 274 * of output Surfaces do not meet the requirements, the 275 * callback is null, or the handler is null but the current 276 * thread has no looper. 277 * @throws CameraAccessException if the camera device is no longer connected or has 278 * encountered a fatal error 279 * @throws IllegalStateException if the camera device has been closed 280 * 281 * @see #createCaptureSession 282 * @see CameraCaptureSession 283 * @see StreamConfigurationMap#getInputFormats 284 * @see StreamConfigurationMap#getInputSizes 285 * @see StreamConfigurationMap#getValidOutputFormatsForInput 286 * @see StreamConfigurationMap#getOutputSizes(int) 287 * @see StreamConfigurationMap#getOutputSizes(Class) 288 * @see android.media.ImageWriter 289 * @see android.media.ImageReader 290 * @deprecated Please use {@link 291 * #createCaptureSession(android.hardware.camera2.params.SessionConfiguration)} for the 292 * full set of configuration options available. 293 */ 294 @Deprecated createReprocessableCaptureSession(@onNull InputConfiguration inputConfig, @NonNull List<Surface> outputs, @NonNull CameraCaptureSession.StateCallback callback, @Nullable Handler handler)295 public abstract void createReprocessableCaptureSession(@NonNull InputConfiguration inputConfig, 296 @NonNull List<Surface> outputs, @NonNull CameraCaptureSession.StateCallback callback, 297 @Nullable Handler handler) 298 throws CameraAccessException; 299 300 /** 301 * Create a new reprocessable camera capture session by providing the desired reprocessing 302 * input configuration and output {@link OutputConfiguration} 303 * to the camera device. 304 * 305 * @see #createReprocessableCaptureSession 306 * @see OutputConfiguration 307 * @deprecated Please use {@link 308 * #createCaptureSession(android.hardware.camera2.params.SessionConfiguration)} for the 309 * full set of configuration options available. 310 */ 311 @Deprecated createReprocessableCaptureSessionByConfigurations( @onNull InputConfiguration inputConfig, @NonNull List<OutputConfiguration> outputs, @NonNull CameraCaptureSession.StateCallback callback, @Nullable Handler handler)312 public abstract void createReprocessableCaptureSessionByConfigurations( 313 @NonNull InputConfiguration inputConfig, 314 @NonNull List<OutputConfiguration> outputs, 315 @NonNull CameraCaptureSession.StateCallback callback, 316 @Nullable Handler handler) 317 throws CameraAccessException; 318 319 /** 320 * <p>Create a new constrained high speed capture session.</p> 321 * 322 * @param outputs The new set of Surfaces that should be made available as 323 * targets for captured high speed image data. 324 * @param callback The callback to notify about the status of the new capture session. 325 * @param handler The handler on which the callback should be invoked, or {@code null} to use 326 * the current thread's {@link android.os.Looper looper}. 327 * 328 * @throws IllegalArgumentException if the set of output Surfaces do not meet the requirements, 329 * the callback is null, or the handler is null but the current 330 * thread has no looper, or the camera device doesn't support 331 * high speed video capability. 332 * @throws CameraAccessException if the camera device is no longer connected or has 333 * encountered a fatal error 334 * @throws IllegalStateException if the camera device has been closed 335 * 336 * @see #createCaptureSession 337 * @see CaptureRequest#CONTROL_AE_TARGET_FPS_RANGE 338 * @see StreamConfigurationMap#getHighSpeedVideoSizes 339 * @see StreamConfigurationMap#getHighSpeedVideoFpsRangesFor 340 * @see CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES 341 * @see CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_CONSTRAINED_HIGH_SPEED_VIDEO 342 * @see CameraCaptureSession#captureBurst 343 * @see CameraCaptureSession#setRepeatingBurst 344 * @see CameraConstrainedHighSpeedCaptureSession#createHighSpeedRequestList 345 * @deprecated Please use {@link 346 * #createCaptureSession(android.hardware.camera2.params.SessionConfiguration)} for the 347 * full set of configuration options available. 348 */ 349 @Deprecated createConstrainedHighSpeedCaptureSession(@onNull List<Surface> outputs, @NonNull CameraCaptureSession.StateCallback callback, @Nullable Handler handler)350 public abstract void createConstrainedHighSpeedCaptureSession(@NonNull List<Surface> outputs, 351 @NonNull CameraCaptureSession.StateCallback callback, 352 @Nullable Handler handler) 353 throws CameraAccessException; 354 355 /** 356 * Initialize a specific device-specific extension augmented camera capture 357 * session. 358 * 359 * <p>Extension sessions can be used to enable device-specific operation modes like 360 * {@link CameraExtensionCharacteristics#EXTENSION_NIGHT} or 361 * {@link CameraExtensionCharacteristics#EXTENSION_HDR}. These modes are less flexible than the 362 * full camera API, but enable access to more sophisticated processing algorithms that can 363 * capture multi-frame bursts to generate single output images. To query for available 364 * extensions on this device call 365 * {@link CameraExtensionCharacteristics#getSupportedExtensions()}.</p> 366 * 367 * <p>This method will also trigger the setup of the internal 368 * processing pipeline for extension augmented preview and multi-frame 369 * still capture.</p> 370 * 371 * <p>If a prior CameraCaptureSession already exists when this method is called, the previous 372 * session will no longer be able to accept new capture requests and will be closed. Any 373 * in-progress capture requests made on the prior session will be completed before it's closed. 374 * </p> 375 * 376 * <p>The CameraExtensionSession will be active until the client 377 * either calls CameraExtensionSession.close() or creates a new camera 378 * capture session. In both cases all internal resources will be 379 * released, continuous repeating requests stopped and any pending 380 * multi-frame capture requests flushed.</p> 381 * 382 * <p>Note that the CameraExtensionSession currently supports at most wo 383 * multi frame capture surface formats: ImageFormat.JPEG will be supported 384 * by all extensions and ImageFormat.YUV_420_888 may or may not be supported. 385 * Clients must query the multi-frame capture format support using 386 * {@link CameraExtensionCharacteristics#getExtensionSupportedSizes(int, int)}. 387 * For repeating requests CameraExtensionSession supports only 388 * {@link android.graphics.SurfaceTexture} as output. Clients can query the supported resolution 389 * for the repeating request output using 390 * {@link CameraExtensionCharacteristics#getExtensionSupportedSizes(int, Class) 391 * getExtensionSupportedSizes(..., Class)}.</p> 392 * 393 * <p>At the very minimum the initialization expects either one valid output 394 * surface for repeating or one valid output for high-quality single requests registered in the 395 * outputs argument of the extension configuration argument. At the maximum the initialization 396 * will accept two valid output surfaces, one for repeating and the other for single requests. 397 * Additional unsupported surfaces passed to ExtensionSessionConfiguration will cause an 398 * {@link IllegalArgumentException} to be thrown.</p> 399 * 400 * @param extensionConfiguration extension configuration 401 * @throws IllegalArgumentException If both the preview and still 402 * capture surfaces are not set or invalid, or if any of the 403 * registered surfaces do not meet the device-specific 404 * extension requirements such as dimensions and/or 405 * (output format)/(surface type), or if the extension is not 406 * supported, or if any of the output configurations select 407 * a dynamic range different from 408 * {@link android.hardware.camera2.params.DynamicRangeProfiles#STANDARD}, 409 * or if any of the output configurations sets a stream use 410 * case different from {@link 411 * android.hardware.camera2.CameraCharacteristics#SCALER_AVAILABLE_STREAM_USE_CASES_DEFAULT}. 412 * @see CameraExtensionCharacteristics#getSupportedExtensions 413 * @see CameraExtensionCharacteristics#getExtensionSupportedSizes 414 */ createExtensionSession( @onNull ExtensionSessionConfiguration extensionConfiguration)415 public void createExtensionSession( 416 @NonNull ExtensionSessionConfiguration extensionConfiguration) 417 throws CameraAccessException { 418 throw new UnsupportedOperationException("No default implementation"); 419 } 420 421 /** 422 * Standard camera operation mode. 423 * 424 * @see #createCustomCaptureSession 425 * @hide 426 */ 427 @SystemApi 428 public static final int SESSION_OPERATION_MODE_NORMAL = 429 0; // ICameraDeviceUser.NORMAL_MODE; 430 431 /** 432 * Constrained high-speed operation mode. 433 * 434 * @see #createCustomCaptureSession 435 * @hide 436 */ 437 @SystemApi 438 public static final int SESSION_OPERATION_MODE_CONSTRAINED_HIGH_SPEED = 439 1; // ICameraDeviceUser.CONSTRAINED_HIGH_SPEED_MODE; 440 441 /** 442 * First vendor-specific operating mode 443 * 444 * @see #createCustomCaptureSession 445 * @hide 446 */ 447 @SystemApi 448 public static final int SESSION_OPERATION_MODE_VENDOR_START = 449 0x8000; // ICameraDeviceUser.VENDOR_MODE_START; 450 451 /** @hide */ 452 @Retention(RetentionPolicy.SOURCE) 453 @IntDef(prefix = {"SESSION_OPERATION_MODE"}, value = 454 {SESSION_OPERATION_MODE_NORMAL, 455 SESSION_OPERATION_MODE_CONSTRAINED_HIGH_SPEED, 456 SESSION_OPERATION_MODE_VENDOR_START}) 457 public @interface SessionOperatingMode {}; 458 459 /** 460 * Create a new camera capture session with a custom operating mode. 461 * 462 * @param inputConfig The configuration for the input {@link Surface} if a reprocessing session 463 * is desired, or {@code null} otherwise. 464 * @param outputs The new set of {@link OutputConfiguration OutputConfigurations} that should be 465 * made available as targets for captured image data. 466 * @param operatingMode The custom operating mode to use; a nonnegative value, either a custom 467 * vendor value or one of the SESSION_OPERATION_MODE_* values. 468 * @param callback The callback to notify about the status of the new capture session. 469 * @param handler The handler on which the callback should be invoked, or {@code null} to use 470 * the current thread's {@link android.os.Looper looper}. 471 * 472 * @throws IllegalArgumentException if the input configuration is null or not supported, the set 473 * of output Surfaces do not meet the requirements, the 474 * callback is null, or the handler is null but the current 475 * thread has no looper. 476 * @throws CameraAccessException if the camera device is no longer connected or has 477 * encountered a fatal error 478 * @throws IllegalStateException if the camera device has been closed 479 * 480 * @see #createCaptureSession 481 * @see #createReprocessableCaptureSession 482 * @see CameraCaptureSession 483 * @see OutputConfiguration 484 * @deprecated Please use {@link 485 * #createCaptureSession(android.hardware.camera2.params.SessionConfiguration)} for the 486 * full set of configuration options available. 487 * @hide 488 */ 489 @SystemApi 490 @Deprecated createCustomCaptureSession( InputConfiguration inputConfig, @NonNull List<OutputConfiguration> outputs, @SessionOperatingMode int operatingMode, @NonNull CameraCaptureSession.StateCallback callback, @Nullable Handler handler)491 public abstract void createCustomCaptureSession( 492 InputConfiguration inputConfig, 493 @NonNull List<OutputConfiguration> outputs, 494 @SessionOperatingMode int operatingMode, 495 @NonNull CameraCaptureSession.StateCallback callback, 496 @Nullable Handler handler) 497 throws CameraAccessException; 498 499 /** 500 * <p>Create a new {@link CameraCaptureSession} using a {@link SessionConfiguration} helper 501 * object that aggregates all supported parameters.</p> 502 * <p>The active capture session determines the set of potential output Surfaces for 503 * the camera device for each capture request. A given request may use all 504 * or only some of the outputs. Once the CameraCaptureSession is created, requests can be 505 * submitted with {@link CameraCaptureSession#capture capture}, 506 * {@link CameraCaptureSession#captureBurst captureBurst}, 507 * {@link CameraCaptureSession#setRepeatingRequest setRepeatingRequest}, or 508 * {@link CameraCaptureSession#setRepeatingBurst setRepeatingBurst}.</p> 509 * 510 * <p>Surfaces suitable for inclusion as a camera output can be created for 511 * various use cases and targets:</p> 512 * 513 * <ul> 514 * 515 * <li>For drawing to a {@link android.view.SurfaceView SurfaceView}: Once the SurfaceView's 516 * Surface is {@link android.view.SurfaceHolder.Callback#surfaceCreated created}, set the size 517 * of the Surface with {@link android.view.SurfaceHolder#setFixedSize} to be one of the sizes 518 * returned by {@link StreamConfigurationMap#getOutputSizes(Class) 519 * getOutputSizes(SurfaceHolder.class)} and then obtain the Surface by calling {@link 520 * android.view.SurfaceHolder#getSurface}. If the size is not set by the application, it will 521 * be rounded to the nearest supported size less than 1080p, by the camera device.</li> 522 * 523 * <li>For accessing through an OpenGL texture via a {@link android.graphics.SurfaceTexture 524 * SurfaceTexture}: Set the size of the SurfaceTexture with {@link 525 * android.graphics.SurfaceTexture#setDefaultBufferSize} to be one of the sizes returned by 526 * {@link StreamConfigurationMap#getOutputSizes(Class) getOutputSizes(SurfaceTexture.class)} 527 * before creating a Surface from the SurfaceTexture with {@link Surface#Surface}. If the size 528 * is not set by the application, it will be set to be the smallest supported size less than 529 * 1080p, by the camera device.</li> 530 * 531 * <li>For recording with {@link android.media.MediaCodec}: Call 532 * {@link android.media.MediaCodec#createInputSurface} after configuring 533 * the media codec to use one of the sizes returned by 534 * {@link StreamConfigurationMap#getOutputSizes(Class) getOutputSizes(MediaCodec.class)} 535 * </li> 536 * 537 * <li>For recording with {@link android.media.MediaRecorder}: Call 538 * {@link android.media.MediaRecorder#getSurface} after configuring the media recorder to use 539 * one of the sizes returned by 540 * {@link StreamConfigurationMap#getOutputSizes(Class) getOutputSizes(MediaRecorder.class)}, 541 * or configuring it to use one of the supported 542 * {@link android.media.CamcorderProfile CamcorderProfiles}.</li> 543 * 544 * <li>For efficient YUV processing with {@link android.renderscript}: 545 * Create a RenderScript 546 * {@link android.renderscript.Allocation Allocation} with a supported YUV 547 * type, the IO_INPUT flag, and one of the sizes returned by 548 * {@link StreamConfigurationMap#getOutputSizes(Class) getOutputSizes(Allocation.class)}, 549 * Then obtain the Surface with 550 * {@link android.renderscript.Allocation#getSurface}.</li> 551 * 552 * <li>For access to RAW, uncompressed YUV, or compressed JPEG data in the application: Create an 553 * {@link android.media.ImageReader} object with one of the supported output formats given by 554 * {@link StreamConfigurationMap#getOutputFormats()}, setting its size to one of the 555 * corresponding supported sizes by passing the chosen output format into 556 * {@link StreamConfigurationMap#getOutputSizes(int)}. Then obtain a 557 * {@link android.view.Surface} from it with {@link android.media.ImageReader#getSurface()}. 558 * If the ImageReader size is not set to a supported size, it will be rounded to a supported 559 * size less than 1080p by the camera device. 560 * </li> 561 * 562 * </ul> 563 * 564 * <p>The camera device will query each Surface's size and formats upon this 565 * call, so they must be set to a valid setting at this time.</p> 566 * 567 * <p>It can take several hundred milliseconds for the session's configuration to complete, 568 * since camera hardware may need to be powered on or reconfigured. Once the configuration is 569 * complete and the session is ready to actually capture data, the provided 570 * {@link CameraCaptureSession.StateCallback}'s 571 * {@link CameraCaptureSession.StateCallback#onConfigured} callback will be called.</p> 572 * 573 * <p>If a prior CameraCaptureSession already exists when this method is called, the previous 574 * session will no longer be able to accept new capture requests and will be closed. Any 575 * in-progress capture requests made on the prior session will be completed before it's closed. 576 * {@link CameraCaptureSession.StateCallback#onConfigured} for the new session may be invoked 577 * before {@link CameraCaptureSession.StateCallback#onClosed} is invoked for the prior 578 * session. Once the new session is {@link CameraCaptureSession.StateCallback#onConfigured 579 * configured}, it is able to start capturing its own requests. To minimize the transition time, 580 * the {@link CameraCaptureSession#abortCaptures} call can be used to discard the remaining 581 * requests for the prior capture session before a new one is created. Note that once the new 582 * session is created, the old one can no longer have its captures aborted.</p> 583 * 584 * <p>Using larger resolution outputs, or more outputs, can result in slower 585 * output rate from the device.</p> 586 * 587 * <p>Configuring a session with an empty or null list will close the current session, if 588 * any. This can be used to release the current session's target surfaces for another use.</p> 589 * 590 * <h3>Regular capture</h3> 591 * 592 * <p>While any of the sizes from {@link StreamConfigurationMap#getOutputSizes} can be used when 593 * a single output stream is configured, a given camera device may not be able to support all 594 * combination of sizes, formats, and targets when multiple outputs are configured at once. The 595 * tables below list the maximum guaranteed resolutions for combinations of streams and targets, 596 * given the capabilities of the camera device. These are valid for when the 597 * {@link android.hardware.camera2.params.SessionConfiguration#setInputConfiguration 598 * input configuration} is not set and therefore no reprocessing is active.</p> 599 * 600 * <p>If an application tries to create a session using a set of targets that exceed the limits 601 * described in the below tables, one of three possibilities may occur. First, the session may 602 * be successfully created and work normally. Second, the session may be successfully created, 603 * but the camera device won't meet the frame rate guarantees as described in 604 * {@link StreamConfigurationMap#getOutputMinFrameDuration}. Or third, if the output set 605 * cannot be used at all, session creation will fail entirely, with 606 * {@link CameraCaptureSession.StateCallback#onConfigureFailed} being invoked.</p> 607 * 608 * <p>For the type column, {@code PRIV} refers to any target whose available sizes are found 609 * using {@link StreamConfigurationMap#getOutputSizes(Class)} with no direct application-visible 610 * format, {@code YUV} refers to a target Surface using the 611 * {@link android.graphics.ImageFormat#YUV_420_888} format, {@code JPEG} refers to the 612 * {@link android.graphics.ImageFormat#JPEG} format, and {@code RAW} refers to the 613 * {@link android.graphics.ImageFormat#RAW_SENSOR} format.</p> 614 * 615 * <p>For the maximum size column, {@code PREVIEW} refers to the best size match to the 616 * device's screen resolution, or to 1080p ({@code 1920x1080}), whichever is 617 * smaller. {@code RECORD} refers to the camera device's maximum supported recording resolution, 618 * as determined by {@link android.media.CamcorderProfile}. And {@code MAXIMUM} refers to the 619 * camera device's maximum output resolution for that format or target from 620 * {@link StreamConfigurationMap#getOutputSizes}.</p> 621 * 622 * <p>To use these tables, determine the number and the formats/targets of outputs needed, and 623 * find the row(s) of the table with those targets. The sizes indicate the maximum set of sizes 624 * that can be used; it is guaranteed that for those targets, the listed sizes and anything 625 * smaller from the list given by {@link StreamConfigurationMap#getOutputSizes} can be 626 * successfully used to create a session. For example, if a row indicates that a 8 megapixel 627 * (MP) YUV_420_888 output can be used together with a 2 MP {@code PRIV} output, then a session 628 * can be created with targets {@code [8 MP YUV, 2 MP PRIV]} or targets {@code [2 MP YUV, 2 MP 629 * PRIV]}; but a session with targets {@code [8 MP YUV, 4 MP PRIV]}, targets {@code [4 MP YUV, 4 630 * MP PRIV]}, or targets {@code [8 MP PRIV, 2 MP YUV]} would not be guaranteed to work, unless 631 * some other row of the table lists such a combination.</p> 632 * 633 * <style scoped> 634 * #rb { border-right-width: thick; } 635 * </style> 636 * 637 * <h5>LEGACY-level guaranteed configurations</h5> 638 * 639 * <p>Legacy devices ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL} 640 * {@code == }{@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY LEGACY}) support at 641 * least the following stream combinations: 642 * 643 * <table> 644 * <tr> <th colspan="2" id="rb">Target 1</th> <th colspan="2" id="rb">Target 2</th> <th colspan="2" id="rb">Target 3</th> <th rowspan="2">Sample use case(s)</th> </tr> 645 * <tr> <th>Type</th><th id="rb">Max size</th> <th>Type</th><th id="rb">Max size</th> <th>Type</th><th id="rb">Max size</th></tr> 646 * <tr> <td>{@code PRIV}</td><td id="rb">{@code MAXIMUM}</td> <td colspan="2" id="rb"></td> <td colspan="2" id="rb"></td> <td>Simple preview, GPU video processing, or no-preview video recording.</td> </tr> 647 * <tr> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td colspan="2" id="rb"></td> <td colspan="2" id="rb"></td> <td>No-viewfinder still image capture.</td> </tr> 648 * <tr> <td>{@code YUV }</td><td id="rb">{@code MAXIMUM}</td> <td colspan="2" id="rb"></td> <td colspan="2" id="rb"></td> <td>In-application video/image processing.</td> </tr> 649 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td colspan="2" id="rb"></td> <td>Standard still imaging.</td> </tr> 650 * <tr> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td colspan="2" id="rb"></td> <td>In-app processing plus still capture.</td> </tr> 651 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td colspan="2" id="rb"></td> <td>Standard recording.</td> </tr> 652 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td colspan="2" id="rb"></td> <td>Preview plus in-app processing.</td> </tr> 653 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td>Still capture plus in-app processing.</td> </tr> 654 * </table><br> 655 * </p> 656 * 657 * <h5>LIMITED-level additional guaranteed configurations</h5> 658 * 659 * <p>Limited-level ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL} 660 * {@code == }{@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED}) devices 661 * support at least the following stream combinations in addition to those for 662 * {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY LEGACY} devices: 663 * 664 * <table> 665 * <tr><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th colspan="2" id="rb">Target 3</th> <th rowspan="2">Sample use case(s)</th> </tr> 666 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th></tr> 667 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV}</td><td id="rb">{@code RECORD }</td> <td colspan="2" id="rb"></td> <td>High-resolution video recording with preview.</td> </tr> 668 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code RECORD }</td> <td colspan="2" id="rb"></td> <td>High-resolution in-app video processing with preview.</td> </tr> 669 * <tr> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code RECORD }</td> <td colspan="2" id="rb"></td> <td>Two-input in-app video processing.</td> </tr> 670 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV}</td><td id="rb">{@code RECORD }</td> <td>{@code JPEG}</td><td id="rb">{@code RECORD }</td> <td>High-resolution recording with video snapshot.</td> </tr> 671 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code RECORD }</td> <td>{@code JPEG}</td><td id="rb">{@code RECORD }</td> <td>High-resolution in-app processing with video snapshot.</td> </tr> 672 * <tr> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td>Two-input in-app processing with still capture.</td> </tr> 673 * </table><br> 674 * </p> 675 * 676 * <h5>FULL-level additional guaranteed configurations</h5> 677 * 678 * <p>FULL-level ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL} 679 * {@code == }{@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_FULL FULL}) devices 680 * support at least the following stream combinations in addition to those for 681 * {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED} devices: 682 * 683 * <table> 684 * <tr><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th colspan="2" id="rb">Target 3</th> <th rowspan="2">Sample use case(s)</th> </tr> 685 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th> </tr> 686 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV}</td><td id="rb">{@code MAXIMUM}</td> <td colspan="2" id="rb"></td> <td>Maximum-resolution GPU processing with preview.</td> </tr> 687 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code MAXIMUM}</td> <td colspan="2" id="rb"></td> <td>Maximum-resolution in-app processing with preview.</td> </tr> 688 * <tr> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code MAXIMUM}</td> <td colspan="2" id="rb"></td> <td>Maximum-resolution two-input in-app processing.</td> </tr> 689 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td>Video recording with maximum-size video snapshot</td> </tr> 690 * <tr> <td>{@code YUV }</td><td id="rb">{@code 640x480}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code MAXIMUM}</td> <td>Standard video recording plus maximum-resolution in-app processing.</td> </tr> 691 * <tr> <td>{@code YUV }</td><td id="rb">{@code 640x480}</td> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code MAXIMUM}</td> <td>Preview plus two-input maximum-resolution in-app processing.</td> </tr> 692 * </table><br> 693 * </p> 694 * 695 * <h5>RAW-capability additional guaranteed configurations</h5> 696 * 697 * <p>RAW-capability ({@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES} includes 698 * {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_RAW RAW}) devices additionally support 699 * at least the following stream combinations on both 700 * {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_FULL FULL} and 701 * {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED} devices: 702 * 703 * <table> 704 * <tr><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th colspan="2" id="rb">Target 3</th> <th rowspan="2">Sample use case(s)</th> </tr> 705 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th> </tr> 706 * <tr> <td>{@code RAW }</td><td id="rb">{@code MAXIMUM}</td> <td colspan="2" id="rb"></td> <td colspan="2" id="rb"></td> <td>No-preview DNG capture.</td> </tr> 707 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code RAW }</td><td id="rb">{@code MAXIMUM}</td> <td colspan="2" id="rb"></td> <td>Standard DNG capture.</td> </tr> 708 * <tr> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code RAW }</td><td id="rb">{@code MAXIMUM}</td> <td colspan="2" id="rb"></td> <td>In-app processing plus DNG capture.</td> </tr> 709 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code RAW }</td><td id="rb">{@code MAXIMUM}</td> <td>Video recording with DNG capture.</td> </tr> 710 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code RAW }</td><td id="rb">{@code MAXIMUM}</td> <td>Preview with in-app processing and DNG capture.</td> </tr> 711 * <tr> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code RAW }</td><td id="rb">{@code MAXIMUM}</td> <td>Two-input in-app processing plus DNG capture.</td> </tr> 712 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code RAW }</td><td id="rb">{@code MAXIMUM}</td> <td>Still capture with simultaneous JPEG and DNG.</td> </tr> 713 * <tr> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code RAW }</td><td id="rb">{@code MAXIMUM}</td> <td>In-app processing with simultaneous JPEG and DNG.</td> </tr> 714 * </table><br> 715 * </p> 716 * 717 * <h5>BURST-capability additional guaranteed configurations</h5> 718 * 719 * <p>BURST-capability ({@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES} includes 720 * {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_BURST_CAPTURE BURST_CAPTURE}) devices 721 * support at least the below stream combinations in addition to those for 722 * {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED} devices. Note that all 723 * FULL-level devices support the BURST capability, and the below list is a strict subset of the 724 * list for FULL-level devices, so this table is only relevant for LIMITED-level devices that 725 * support the BURST_CAPTURE capability. 726 * 727 * <table> 728 * <tr><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th rowspan="2">Sample use case(s)</th> </tr> 729 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th> </tr> 730 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV}</td><td id="rb">{@code MAXIMUM}</td> <td>Maximum-resolution GPU processing with preview.</td> </tr> 731 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code MAXIMUM}</td> <td>Maximum-resolution in-app processing with preview.</td> </tr> 732 * <tr> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code MAXIMUM}</td> <td>Maximum-resolution two-input in-app processing.</td> </tr> 733 * </table><br> 734 * </p> 735 * 736 * <h5>LEVEL-3 additional guaranteed configurations</h5> 737 * 738 * <p>LEVEL-3 ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL} 739 * {@code == }{@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_3 LEVEL_3}) 740 * support at least the following stream combinations in addition to the combinations for 741 * {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_FULL FULL} and for 742 * RAW capability ({@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES} includes 743 * {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_RAW RAW}): 744 * 745 * <table> 746 * <tr><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th colspan="2" id="rb">Target 3</th><th colspan="2" id="rb">Target 4</th><th rowspan="2">Sample use case(s)</th> </tr> 747 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th> </tr> 748 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV}</td><td id="rb">{@code 640x480}</td> <td>{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code RAW}</td><td id="rb">{@code MAXIMUM}</td> <td>In-app viewfinder analysis with dynamic selection of output format.</td> </tr> 749 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV}</td><td id="rb">{@code 640x480}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code RAW}</td><td id="rb">{@code MAXIMUM}</td> <td>In-app viewfinder analysis with dynamic selection of output format.</td> </tr> 750 * </table><br> 751 * </p> 752 * 753 * <h5>Concurrent stream guaranteed configurations</h5> 754 * 755 * <p>BACKWARD_COMPATIBLE devices capable of streaming concurrently with other devices as 756 * described by {@link android.hardware.camera2.CameraManager#getConcurrentCameraIds} have the 757 * following guaranteed streams (when streaming concurrently with other devices)</p> 758 * 759 * <p> Note: The sizes mentioned for these concurrent streams are the maximum sizes guaranteed 760 * to be supported. Sizes smaller than these, obtained by {@link StreamConfigurationMap#getOutputSizes} for a particular format, are supported as well. </p> 761 * 762 * <p> 763 * <table> 764 * <tr><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th rowspan="2">Sample use case(s)</th> </tr> 765 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th> </tr> 766 * <tr> <td>{@code YUV}</td><td id="rb">{@code s1440p}</td> <td colspan="2" id="rb"></td> <td>In-app video / image processing.</td> </tr> 767 * <tr> <td>{@code PRIV}</td><td id="rb">{@code s1440p}</td> <td colspan="2" id="rb"></td> <td>In-app viewfinder analysis.</td> </tr> 768 * <tr> <td>{@code JPEG}</td><td id="rb">{@code s1440p}</td> <td colspan="2" id="rb"></td> <td>No viewfinder still image capture.</td> </tr> 769 * <tr> <td>{@code YUV / PRIV}</td><td id="rb">{@code s720p}</td> <td>{@code JPEG}</td><td id="rb">{@code s1440p}</td> <td> Standard still imaging.</td> </tr> 770 * <tr> <td>{@code YUV / PRIV}</td><td id="rb">{@code s720p}</td> <td>{@code YUV / PRIV }</td><td id="rb">{@code s1440p}</td> <td>In-app video / processing with preview.</td> </tr> 771 * </table><br> 772 * </p> 773 * 774 * <p> Devices which are not backwards-compatible, support a mandatory single stream of size sVGA with image format {@code DEPTH16} during concurrent operation. </p> 775 * 776 * <p> For guaranteed concurrent stream configurations:</p> 777 * <p> sVGA refers to the camera device's maximum resolution for that format from {@link StreamConfigurationMap#getOutputSizes} or 778 * VGA resolution (640X480) whichever is lower. </p> 779 * <p> s720p refers to the camera device's maximum resolution for that format from {@link StreamConfigurationMap#getOutputSizes} or 780 * 720p(1280X720) whichever is lower. </p> 781 * <p> s1440p refers to the camera device's maximum resolution for that format from {@link StreamConfigurationMap#getOutputSizes} or 782 * 1440p(1920X1440) whichever is lower. </p> 783 * <p>MONOCHROME-capability ({@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES} 784 * includes {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_MONOCHROME MONOCHROME}) devices 785 * supporting {@link android.graphics.ImageFormat#Y8 Y8} support substituting {@code YUV} 786 * streams with {@code Y8} in all guaranteed stream combinations for the device's hardware level 787 * and capabilities.</p> 788 * 789 * <p>Clients can access the above mandatory stream combination tables via 790 * {@link android.hardware.camera2.params.MandatoryStreamCombination}.</p> 791 * 792 * <p>Devices capable of outputting HEIC formats ({@link StreamConfigurationMap#getOutputFormats} 793 * contains {@link android.graphics.ImageFormat#HEIC}) will support substituting {@code JPEG} 794 * streams with {@code HEIC} in all guaranteed stream combinations for the device's hardware 795 * level and capabilities. Calling createCaptureSession with both JPEG and HEIC outputs is not 796 * supported.</p> 797 * 798 * <h5>LEGACY-level additional guaranteed combinations with multi-resolution outputs</h5> 799 * 800 * <p>Devices capable of multi-resolution output for a particular format ( 801 * {@link android.hardware.camera2.params.MultiResolutionStreamConfigurationMap#getOutputInfo} 802 * returns a non-empty list) support using {@link MultiResolutionImageReader} for MAXIMUM 803 * resolution streams of that format for all mandatory stream combinations. For example, 804 * if a LIMITED camera device supports multi-resolution output streams for both {@code JPEG} and 805 * {@code PRIVATE}, in addition to the stream configurations 806 * in the LIMITED and Legacy table above, the camera device supports the following guaranteed 807 * stream combinations ({@code MULTI_RES} in the Max size column refers to a {@link 808 * MultiResolutionImageReader} created based on the variable max resolutions supported): 809 * 810 * <table> 811 * <tr> <th colspan="2" id="rb">Target 1</th> <th colspan="2" id="rb">Target 2</th> <th colspan="2" id="rb">Target 3</th> <th rowspan="2">Sample use case(s)</th> </tr> 812 * <tr> <th>Type</th><th id="rb">Max size</th> <th>Type</th><th id="rb">Max size</th> <th>Type</th><th id="rb">Max size</th></tr> 813 * <tr> <td>{@code PRIV}</td><td id="rb">{@code MULTI_RES}</td> <td colspan="2" id="rb"></td> <td colspan="2" id="rb"></td> <td>Simple preview, GPU video processing, or no-preview video recording.</td> </tr> 814 * <tr> <td>{@code JPEG}</td><td id="rb">{@code MULTI_RES}</td> <td colspan="2" id="rb"></td> <td colspan="2" id="rb"></td> <td>No-viewfinder still image capture.</td> </tr> 815 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MULTI_RES}</td> <td colspan="2" id="rb"></td> <td>Standard still imaging.</td> </tr> 816 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MULTI_RES}</td> <td>Still capture plus in-app processing.</td> </tr> 817 * </table><br> 818 * </p> 819 * 820 * <h5>LIMITED-level additional guaranteed configurations with multi-resolution outputs</h5> 821 * 822 * <p> 823 * <table> 824 * <tr><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th colspan="2" id="rb">Target 3</th> <th rowspan="2">Sample use case(s)</th> </tr> 825 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th></tr> 826 * <tr> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MULTI_RES}</td> <td>Two-input in-app processing with still capture.</td> </tr> 827 * </table><br> 828 * The same logic applies to other hardware levels and capabilities. 829 * </p> 830 * 831 * <h5>Additional guaranteed combinations for ULTRA_HIGH_RESOLUTION sensors</h5> 832 * 833 * <p> Devices with the ULTRA_HIGH_RESOLUTION_SENSOR capability have some additional guarantees 834 * which clients can take advantage of: 835 * 836 * <table> 837 * <tr> <th colspan="3" id="rb">Target 1</th> <th colspan="3" id="rb">Target 2</th> <th colspan="3" id="rb">Target 3</th> <th rowspan="2">Sample use case(s)</th> </tr> 838 * <tr> <th>Type</th><th id="rb"> SC Map</th><th id="rb">Max size</th> <th>Type</th><th id="rb"> SC Map</th><th id="rb">Max size</th> <th>Type</th><th id="rb"> SC Map</th><th id="rb">Max size</th></tr> 839 * <tr> <td>{@code YUV / JPEG / RAW}</td><td id="rb">{@code MAX_RES}</td><td id="rb">{@code MAX}</td><td id="rb">{@code PRIV / YUV}</td><td id="rb">{@code DEFAULT}</td><td id="rb">{@code PREVIEW}</td><td colspan="3" id="rb"></td> <td>Ultra high res still image capture with preview</td> </tr> 840 * <tr> <td>{@code YUV / JPEG / RAW}</td><td id="rb">{@code MAX_RES}</td><td id="rb">{@code MAX}</td><td id="rb">{@code PRIV}</td><td id="rb">{@code DEFAULT}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code PRIV / YUV}</td><td id="rb">{@code DEFAULT}</td><td id="rb">{@code RECORD}</td> <td>Ultra high res still capture with preview + app based RECORD size analysis</td> </tr> 841 * <tr> <td>{@code YUV / JPEG / RAW}</td><td id="rb">{@code MAX_RES}</td><td id="rb">{@code MAX}</td><td id="rb">{@code PRIV}</td><td id="rb">{@code DEFAULT}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code JPEG / YUV / RAW}</td><td id="rb">{@code DEFAULT}</td><td id="rb">{@code MAX}</td> <td>Ultra high res still image capture with preview + default sensor pixel mode analysis stream</td> </tr> 842 * </table><br> 843 * </p> 844 * 845 * <p> Here, SC Map, refers to the {@link StreamConfigurationMap}, the target stream sizes must 846 * be chosen from. {@code DEFAULT} refers to the default sensor pixel mode {@link 847 * StreamConfigurationMap} and {@code MAX_RES} refers to the maximum resolution {@link 848 * StreamConfigurationMap}. For {@code MAX_RES} streams, {@code MAX} in the {@code Max size} column refers to the maximum size from 849 * {@link StreamConfigurationMap#getOutputSizes} and {@link StreamConfigurationMap#getHighResolutionOutputSizes}. 850 * Note: The same capture request must not mix targets from 851 * {@link StreamConfigurationMap}s corresponding to different sensor pixel modes. </p> 852 * 853 * <h5>10-bit output additional guaranteed configurations</h5> 854 * 855 * <p>10-bit output capable 856 * {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_DYNAMIC_RANGE_TEN_BIT} 857 * devices support at least the following stream combinations: 858 * 859 * <table> 860 * <tr><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th colspan="2" id="rb">Target 3</th> <th rowspan="2">Sample use case(s)</th> </tr> 861 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th></tr> 862 * <tr> <td>{@code PRIV}</td><td id="rb">{@code MAXIMUM}</td> </td> <td colspan="4" id="rb"></td> <td>Simple preview, GPU video processing, or no-preview video recording.</td> </tr> 863 * <tr> <td>{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> </td> <td colspan="4" id="rb"></td> <td>In-application video/image processing.</td> </tr> 864 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM }</td> <td colspan="2" id="rb"></td> <td>Standard still imaging.</td> </tr> 865 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV }</td><td id="rb">{@code MAXIMUM }</td> <td colspan="2" id="rb"></td> <td>Maximum-resolution in-app processing with preview.</td> </tr> 866 * <tr> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV}</td><td id="rb">{@code MAXIMUM }</td> <td colspan="2" id="rb"></td> <td>Maximum-resolution two-input in-app processing.</td> </tr> 867 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV}</td><td id="rb">{@code RECORD }</td> <td colspan="2" id="rb"></td> <td>High-resolution video recording with preview.</td> </tr> 868 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV}</td><td id="rb">{@code RECORD }</td> <td>{@code YUV}</td><td id="rb">{@code RECORD }</td> <td>High-resolution recording with in-app snapshot.</td> </tr> 869 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV }</td><td id="rb">{@code RECORD }</td> <td>{@code JPEG}</td><td id="rb">{@code RECORD }</td> <td>High-resolution recording with video snapshot.</td> </tr> 870 * </table><br> 871 * </p> 872 * 873 * <p>Here PRIV can be either 8 or 10-bit {@link android.graphics.ImageFormat#PRIVATE} pixel 874 * format. YUV can be either {@link android.graphics.ImageFormat#YUV_420_888} or 875 * {@link android.graphics.ImageFormat#YCBCR_P010}. 876 * For the maximum size column, PREVIEW refers to the best size match to the device's screen 877 * resolution, or to 1080p (1920x1080), whichever is smaller. RECORD refers to the camera 878 * device's maximum supported recording resolution, as determined by 879 * {@link android.media.CamcorderProfile}. MAXIMUM refers to the camera device's maximum output 880 * resolution for that format or target from {@link StreamConfigurationMap#getOutputSizes(int)}. 881 * Do note that invalid combinations such as having a camera surface configured to use pixel 882 * format {@link android.graphics.ImageFormat#YUV_420_888} with a 10-bit profile 883 * will cause a capture session initialization failure. 884 * </p> 885 * <p>{@link android.graphics.ImageFormat#JPEG_R} may also be supported if advertised by 886 * {@link android.hardware.camera2.params.StreamConfigurationMap}. When initializing a capture 887 * session that includes a Jpeg/R camera output clients must consider the following items w.r.t. 888 * the 10-bit mandatory stream combination table: 889 * 890 * <ul> 891 * <li>To generate the compressed Jpeg/R image a single 892 * {@link android.graphics.ImageFormat#YCBCR_P010} output will be used internally by 893 * the camera device.</li> 894 * <li>On camera devices that are able to support concurrent 10 and 8-bit capture requests 895 * see {@link android.hardware.camera2.params.DynamicRangeProfiles#getProfileCaptureRequestConstraints} 896 * an extra {@link android.graphics.ImageFormat#JPEG} will also 897 * be configured internally to help speed up the encoding process.</li> 898 * </ul> 899 * 900 * Jpeg/R camera outputs will typically be able to support the MAXIMUM device resolution. 901 * Clients can also call {@link StreamConfigurationMap#getOutputSizes(int)} for a complete list 902 * supported sizes. 903 * Camera clients that register a Jpeg/R output within a stream combination that doesn't fit 904 * in the mandatory stream table above can call 905 * {@link CameraDevice#isSessionConfigurationSupported} to ensure that this particular 906 * configuration is supported.</p> 907 * 908 * <h5>STREAM_USE_CASE capability additional guaranteed configurations</h5> 909 * 910 * <p>Devices with the STREAM_USE_CASE capability ({@link 911 * CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES} includes {@link 912 * CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES_STREAM_USE_CASE}) support below additional 913 * stream combinations: 914 * 915 * <table> 916 * <tr><th colspan="3" id="rb">Target 1</th><th colspan="3" id="rb">Target 2</th><th colspan="3" id="rb">Target 3</th> <th rowspan="2">Sample use case(s)</th> </tr> 917 * <tr><th>Type</th><th id="rb">Max size</th><th>Usecase</th><th>Type</th><th id="rb">Max size</th><th>Usecase</th><th>Type</th><th id="rb">Max size</th><th>Usecase</th> </tr> 918 * <tr> <td>{@code YUV / PRIV}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code PREVIEW}</td> <td colspan="3" id="rb"></td> <td colspan="3" id="rb"></td> <td>Simple preview or in-app image processing</td> </tr> 919 * <tr> <td>{@code YUV / PRIV}</td><td id="rb">{@code RECORD}</td><td id="rb">{@code VIDEO_RECORD}</td> <td colspan="3" id="rb"></td> <td colspan="3" id="rb"></td> <td>Simple video recording or in-app video processing</td> </tr> 920 * <tr> <td>{@code YUV / JPEG}</td><td id="rb">{@code MAXIMUM}</td><td id="rb">{@code STILL_CAPTURE}</td> <td colspan="3" id="rb"></td> <td colspan="3" id="rb"></td> <td>Simple JPEG or YUV still image capture</td> </tr> 921 * <tr> <td>{@code YUV / PRIV}</td><td id="rb">{@code s1440p}</td><td id="rb">{@code PREVIEW_VIDEO_STILL}</td> <td colspan="3" id="rb"></td> <td colspan="3" id="rb"></td> <td>Multi-purpose stream for preview, video and still image capture</td> </tr> 922 * <tr> <td>{@code YUV / PRIV}</td><td id="rb">{@code s1440p}</td><td id="rb">{@code VIDEO_CALL}</td> <td colspan="3" id="rb"></td> <td colspan="3" id="rb"></td> <td>Simple video call</td> </tr> 923 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV / JPEG}</td><td id="rb">{@code MAXIMUM}</td><td id="rb">{@code STILL_CAPTURE}</td> <td colspan="3" id="rb"></td> <td>Preview with JPEG or YUV still image capture</td> </tr> 924 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV / PRIV}</td><td id="rb">{@code RECORD}</td><td id="rb">{@code VIDEO_RECORD}</td> <td colspan="3" id="rb"></td> <td>Preview with video recording or in-app video processing</td> </tr> 925 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code PREVIEW}</td> <td colspan="3" id="rb"></td> <td>Preview with in-application image processing</td> </tr> 926 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV / PRIV}</td><td id="rb">{@code s1440p}</td><td id="rb">{@code VIDEO_CALL}</td> <td colspan="3" id="rb"></td> <td>Preview with video call</td> </tr> 927 * <tr> <td>{@code YUV / PRIV}</td><td id="rb">{@code s1440p}</td><td id="rb">{@code PREVIEW_VIDEO_STILL}</td> <td>{@code YUV / JPEG}</td><td id="rb">{@code MAXIMUM}</td><td id="rb">{@code STILL_CAPTURE}</td> <td colspan="3" id="rb"></td> <td>MultI-purpose stream with JPEG or YUV still capture</td> </tr> 928 * <tr> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code STILL_CAPTURE}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td><td id="rb">{@code STILL_CAPTURE}</td> <td colspan="3" id="rb"></td> <td>YUV and JPEG concurrent still image capture (for testing)</td> </tr> 929 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV / PRIV}</td><td id="rb">{@code RECORD}</td><td id="rb">{@code VIDEO_RECORD}</td> <td>{@code JPEG}</td><td id="rb">{@code RECORD}</td><td id="rb">{@code STILL_CAPTURE}</td> <td>Preview, video record and JPEG video snapshot</td> </tr> 930 * <tr> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td><td id="rb">{@code STILL_CAPTURE}</td> <td>Preview, in-application image processing, and JPEG still image capture</td> </tr> 931 * </table><br> 932 * </p> 933 * 934 * <h5>STREAM_USE_CASE_CROPPED_RAW capability additional guaranteed configurations</h5> 935 * 936 * <p>Devices that include the {@link CameraMetadata#SCALER_AVAILABLE_STREAM_USE_CASES_CROPPED_RAW} 937 * stream use-case in {@link CameraCharacteristics#SCALER_AVAILABLE_STREAM_USE_CASES}, 938 * support the additional stream combinations below: 939 * 940 * <table> 941 * <tr><th colspan="3" id="rb">Target 1</th><th colspan="3" id="rb">Target 2</th><th colspan="3" id="rb">Target 3</th> <th rowspan="2">Sample use case(s)</th> </tr> 942 * <tr><th>Type</th><th id="rb">Max size</th><th>Usecase</th><th>Type</th><th id="rb">Max size</th><th>Usecase</th><th>Type</th><th id="rb">Max size</th><th>Usecase</th> </tr> 943 * <tr> <td>{@code RAW}</td><td id="rb">{@code MAXIMUM}</td><td id="rb">{@code CROPPED_RAW}</td> <td colspan="3" id="rb"></td> <td colspan="3" id="rb"></td> <td>Cropped RAW still capture without preview</td> </tr> 944 * <tr> <td>{@code PRIV / YUV}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code PREVIEW}</td> <td>{@code RAW}</td><td id="rb">{@code MAXIMUM}</td><td id="rb">{@code CROPPED_RAW}</td> <td colspan="3" id="rb"></td> <td>Preview with cropped RAW still capture</td> </tr> 945 * <tr> <td>{@code PRIV / YUV}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV / JPEG}</td><td id="rb">{@code MAXIMUM}</td><td id="rb">{@code STILL_CAPTURE}</td> <td>{@code RAW}</td><td id="rb">{@code MAXIMUM}</td><td id="rb">{@code CROPPED_RAW}</td> <td>Preview with YUV / JPEG and cropped RAW still capture</td> </tr> 946 * <tr> <td>{@code PRIV / YUV}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV / YUV}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code VIDEO_RECORD / PREVIEW}</td> <td>{@code RAW}</td><td id="rb">{@code MAXIMUM}</td><td id="rb">{@code CROPPED_RAW}</td> <td>Video recording with preview and cropped RAW still capture</td> </tr> 947 * </table><br> 948 * </p> 949 * 950 * <h5>Preview stabilization guaranteed stream configurations</h5> 951 * 952 * <p>For devices where 953 * {@link CameraCharacteristics#CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES} includes 954 * {@link CameraMetadata#CONTROL_VIDEO_STABILIZATION_MODE_PREVIEW_STABILIZATION}, 955 * the following stream combinations are guaranteed, 956 * for CaptureRequests where {@link CaptureRequest#CONTROL_VIDEO_STABILIZATION_MODE} is set to 957 * {@link CameraMetadata#CONTROL_VIDEO_STABILIZATION_MODE_PREVIEW_STABILIZATION} 958 * 959 * <table> 960 * <tr><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th rowspan="2">Sample use case(s)</th> </tr> 961 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th></tr> 962 * <tr> <td>{@code PRIV / YUV}</td><td id="rb">{@code s1440p}</td><td colspan="2" id="rb"></td> <td>Stabilized preview, GPU video processing, or no-preview stabilized video recording.</td> </tr> 963 * <tr> <td>{@code PRIV / YUV}</td><td id="rb">{@code s1440p}</td> <td>{@code JPEG / YUV}</td><td id="rb">{@code MAXIMUM }</td><td>Standard still imaging with stabilized preview.</td> </tr> 964 * <tr> <td>{@code PRIV / YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV / YUV}</td><td id="rb">{@code s1440p }</td><td>High-resolution recording with stabilized preview and recording stream.</td> </tr> 965 * </table><br> 966 * </p> 967 * 968 * <p> 969 * For the maximum size column, PREVIEW refers to the best size match to the device's screen 970 * resolution, or to 1080p (1920x1080), whichever is smaller. RECORD refers to the camera 971 * device's maximum supported recording resolution, as determined by 972 * {@link android.media.CamcorderProfile}. MAXIMUM refers to the camera device's maximum output 973 * resolution for that format or target from {@link StreamConfigurationMap#getOutputSizes(int)}. 974 * </p> 975 * 976 * <p>Since the capabilities of camera devices vary greatly, a given camera device may support 977 * target combinations with sizes outside of these guarantees, but this can only be tested for 978 * by calling {@link #isSessionConfigurationSupported} or attempting to create a session with 979 * such targets.</p> 980 * 981 * <p>Exception on 176x144 (QCIF) resolution: 982 * Camera devices usually have a fixed capability for downscaling from larger resolution to 983 * smaller, and the QCIF resolution sometimes is not fully supported due to this 984 * limitation on devices with high-resolution image sensors. Therefore, trying to configure a 985 * QCIF resolution stream together with any other stream larger than 1920x1080 resolution 986 * (either width or height) might not be supported, and capture session creation will fail if it 987 * is not.</p> 988 * 989 * <h3>Reprocessing</h3> 990 * 991 * <p>If a camera device supports YUV reprocessing 992 * ({@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES_YUV_REPROCESSING}) or PRIVATE 993 * reprocessing 994 * ({@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES_PRIVATE_REPROCESSING}), the 995 * application can also create a reprocessable capture session to submit reprocess capture 996 * requests in addition to regular capture requests, by setting an 997 * {@link android.hardware.camera2.params.SessionConfiguration#setInputConfiguration 998 * input configuration} for the session. A reprocess capture request takes the next available 999 * buffer from the 1000 * session's input Surface, and sends it through the camera device's processing pipeline again, 1001 * to produce buffers for the request's target output Surfaces. No new image data is captured 1002 * for a reprocess request. However the input buffer provided by the application must be 1003 * captured previously by the same camera device in the same session directly (e.g. for 1004 * Zero-Shutter-Lag use case) or indirectly (e.g. combining multiple output images).</p> 1005 * 1006 * <p>The active reprocessable capture session determines an input {@link Surface} and the set 1007 * of potential output Surfaces for the camera devices for each capture request. The application 1008 * can use {@link #createCaptureRequest createCaptureRequest} to create regular capture requests 1009 * to capture new images from the camera device, and use {@link #createReprocessCaptureRequest 1010 * createReprocessCaptureRequest} to create reprocess capture requests to process buffers from 1011 * the input {@link Surface}. Some combinations of output Surfaces in a session may not be used 1012 * in a request simultaneously. The guaranteed combinations of output Surfaces that can be used 1013 * in a request simultaneously are listed in the tables under {@link #createCaptureSession 1014 * createCaptureSession}. All the output Surfaces in one capture request will come from the 1015 * same source, either from a new capture by the camera device, or from the input Surface 1016 * depending on if the request is a reprocess capture request.</p> 1017 * 1018 * <p>Input formats and sizes supported by the camera device can be queried via 1019 * {@link StreamConfigurationMap#getInputFormats} and 1020 * {@link StreamConfigurationMap#getInputSizes}. For each supported input format, the camera 1021 * device supports a set of output formats and sizes for reprocessing that can be queried via 1022 * {@link StreamConfigurationMap#getValidOutputFormatsForInput} and 1023 * {@link StreamConfigurationMap#getOutputSizes}. While output Surfaces with formats that 1024 * aren't valid reprocess output targets for the input configuration can be part of a session, 1025 * they cannot be used as targets for a reprocessing request.</p> 1026 * 1027 * <p>Since the application cannot access {@link android.graphics.ImageFormat#PRIVATE} images 1028 * directly, an output Surface created by {@link android.media.ImageReader#newInstance} with 1029 * {@link android.graphics.ImageFormat#PRIVATE} as the format will be considered as intended to 1030 * be used for reprocessing input and thus the {@link android.media.ImageReader} size must 1031 * match one of the supported input sizes for {@link android.graphics.ImageFormat#PRIVATE} 1032 * format. Otherwise, creating a reprocessable capture session will fail.</p> 1033 * 1034 * <p>Starting from API level 30, recreating a reprocessable capture session will flush all the 1035 * queued but not yet processed buffers from the input surface.</p> 1036 * 1037 * <p>The configurations in the tables below are guaranteed for creating a reprocessable 1038 * capture session if the camera device supports YUV reprocessing or PRIVATE reprocessing. 1039 * However, not all output targets used to create a reprocessable session may be used in a 1040 * {@link CaptureRequest} simultaneously. For devices that support only 1 output target in a 1041 * reprocess {@link CaptureRequest}, submitting a reprocess {@link CaptureRequest} with multiple 1042 * output targets will result in a {@link CaptureFailure}. For devices that support multiple 1043 * output targets in a reprocess {@link CaptureRequest}, the guaranteed output targets that can 1044 * be included in a {@link CaptureRequest} simultaneously are listed in the tables under 1045 * {@link #createCaptureSession createCaptureSession}. For example, with a FULL-capability 1046 * ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL} {@code == } 1047 * {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_FULL FULL}) device that supports PRIVATE 1048 * reprocessing, an application can create a reprocessable capture session with 1 input, 1049 * ({@code PRIV}, {@code MAXIMUM}), and 3 outputs, ({@code PRIV}, {@code MAXIMUM}), 1050 * ({@code PRIV}, {@code PREVIEW}), and ({@code YUV}, {@code MAXIMUM}). However, it's not 1051 * guaranteed that an application can submit a regular or reprocess capture with ({@code PRIV}, 1052 * {@code MAXIMUM}) and ({@code YUV}, {@code MAXIMUM}) outputs based on the table listed under 1053 * {@link #createCaptureSession createCaptureSession}. In other words, use the tables below to 1054 * determine the guaranteed stream configurations for creating a reprocessable capture session, 1055 * and use the tables under {@link #createCaptureSession createCaptureSession} to determine the 1056 * guaranteed output targets that can be submitted in a regular or reprocess 1057 * {@link CaptureRequest} simultaneously.</p> 1058 * 1059 * <p>Reprocessing with 10-bit output targets on 10-bit capable 1060 * {@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES_DYNAMIC_RANGE_TEN_BIT} devices is 1061 * not supported. Trying to initialize a repreocessable capture session with one ore more 1062 * output configurations set {@link OutputConfiguration#setDynamicRangeProfile} to use 1063 * a 10-bit dynamic range profile {@link android.hardware.camera2.params.DynamicRangeProfiles} 1064 * will trigger {@link IllegalArgumentException}.</p> 1065 * 1066 * <style scoped> 1067 * #rb { border-right-width: thick; } 1068 * </style> 1069 * 1070 * <p>LIMITED-level ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL} 1071 * {@code == }{@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED}) devices 1072 * support at least the following stream combinations for creating a reprocessable capture 1073 * session in addition to those listed earlier for regular captures for 1074 * {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED} devices: 1075 * 1076 * <table> 1077 * <tr><th colspan="11">LIMITED-level additional guaranteed configurations for creating a reprocessable capture session<br>({@code PRIV} input is guaranteed only if PRIVATE reprocessing is supported. {@code YUV} input is guaranteed only if YUV reprocessing is supported)</th></tr> 1078 * <tr><th colspan="2" id="rb">Input</th><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th colspan="2" id="rb">Target 3</th><th colspan="2" id="rb">Target 4</th><th rowspan="2">Sample use case(s)</th> </tr> 1079 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th></tr> 1080 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>Same as input</td><td id="rb">{@code MAXIMUM}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td></td><td id="rb"></td> <td></td><td id="rb"></td> <td>No-viewfinder still image reprocessing.</td> </tr> 1081 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>Same as input</td><td id="rb">{@code MAXIMUM}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td></td><td id="rb"></td> <td>ZSL(Zero-Shutter-Lag) still imaging.</td> </tr> 1082 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>Same as input</td><td id="rb">{@code MAXIMUM}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td></td><td id="rb"></td> <td>ZSL still and in-app processing imaging.</td> </tr> 1083 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>Same as input</td><td id="rb">{@code MAXIMUM}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td>ZSL in-app processing with still capture.</td> </tr> 1084 * </table><br> 1085 * </p> 1086 * 1087 * <p>FULL-level ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL} 1088 * {@code == }{@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_FULL FULL}) devices 1089 * support at least the following stream combinations for creating a reprocessable capture 1090 * session in addition to those for 1091 * {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED} devices: 1092 * 1093 * <table> 1094 * <tr><th colspan="11">FULL-level additional guaranteed configurations for creating a reprocessable capture session<br>({@code PRIV} input is guaranteed only if PRIVATE reprocessing is supported. {@code YUV} input is guaranteed only if YUV reprocessing is supported)</th></tr> 1095 * <tr><th colspan="2" id="rb">Input</th><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th colspan="2" id="rb">Target 3</th><th colspan="2" id="rb">Target 4</th><th rowspan="2">Sample use case(s)</th> </tr> 1096 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th></tr> 1097 * <tr> <td>{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td></td><td id="rb"></td> <td></td><td id="rb"></td> <td>Maximum-resolution multi-frame image fusion in-app processing with regular preview.</td> </tr> 1098 * <tr> <td>{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td></td><td id="rb"></td> <td></td><td id="rb"></td> <td>Maximum-resolution multi-frame image fusion two-input in-app processing.</td> </tr> 1099 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>Same as input</td><td id="rb">{@code MAXIMUM}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV}</td><td id="rb">{@code RECORD}</td> <td></td><td id="rb"></td> <td>High-resolution ZSL in-app video processing with regular preview.</td> </tr> 1100 * <tr> <td>{@code PRIV}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code PRIV}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td></td><td id="rb"></td> <td>Maximum-resolution ZSL in-app processing with regular preview.</td> </tr> 1101 * <tr> <td>{@code PRIV}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code PRIV}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td></td><td id="rb"></td> <td>Maximum-resolution two-input ZSL in-app processing.</td> </tr> 1102 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>Same as input</td><td id="rb">{@code MAXIMUM}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td>ZSL still capture and in-app processing.</td> </tr> 1103 * </table><br> 1104 * </p> 1105 * 1106 * <p>RAW-capability ({@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES} includes 1107 * {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_RAW RAW}) devices additionally support 1108 * at least the following stream combinations for creating a reprocessable capture session 1109 * on both {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_FULL FULL} and 1110 * {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED} devices 1111 * 1112 * <table> 1113 * <tr><th colspan="11">RAW-capability additional guaranteed configurations for creating a reprocessable capture session<br>({@code PRIV} input is guaranteed only if PRIVATE reprocessing is supported. {@code YUV} input is guaranteed only if YUV reprocessing is supported)</th></tr> 1114 * <tr><th colspan="2" id="rb">Input</th><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th colspan="2" id="rb">Target 3</th><th colspan="2" id="rb">Target 4</th><th rowspan="2">Sample use case(s)</th> </tr> 1115 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th></tr> 1116 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>Same as input</td><td id="rb">{@code MAXIMUM}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code RAW}</td><td id="rb">{@code MAXIMUM}</td> <td></td><td id="rb"></td> <td>Mutually exclusive ZSL in-app processing and DNG capture.</td> </tr> 1117 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>Same as input</td><td id="rb">{@code MAXIMUM}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code RAW}</td><td id="rb">{@code MAXIMUM}</td> <td>Mutually exclusive ZSL in-app processing and preview with DNG capture.</td> </tr> 1118 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>Same as input</td><td id="rb">{@code MAXIMUM}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code RAW}</td><td id="rb">{@code MAXIMUM}</td> <td>Mutually exclusive ZSL two-input in-app processing and DNG capture.</td> </tr> 1119 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>Same as input</td><td id="rb">{@code MAXIMUM}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code RAW}</td><td id="rb">{@code MAXIMUM}</td> <td>Mutually exclusive ZSL still capture and preview with DNG capture.</td> </tr> 1120 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>Same as input</td><td id="rb">{@code MAXIMUM}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code RAW}</td><td id="rb">{@code MAXIMUM}</td> <td>Mutually exclusive ZSL in-app processing with still capture and DNG capture.</td> </tr> 1121 * </table><br> 1122 * </p> 1123 * 1124 * <p>LEVEL-3 ({@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL} 1125 * {@code == }{@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_3 LEVEL_3}) devices 1126 * support at least the following stream combinations for creating a reprocessable capture 1127 * session in addition to those for 1128 * {@link CameraMetadata#INFO_SUPPORTED_HARDWARE_LEVEL_FULL FULL} devices. Note that while 1129 * the second configuration allows for configuring {@code MAXIMUM} {@code YUV} and {@code JPEG} 1130 * outputs at the same time, that configuration is not listed for regular capture sessions, and 1131 * therefore simultaneous output to both targets is not allowed. 1132 * 1133 * <table> 1134 * <tr><th colspan="13">LEVEL-3 additional guaranteed configurations for creating a reprocessable capture session<br>({@code PRIV} input is guaranteed only if PRIVATE reprocessing is supported. {@code YUV} input is always guaranteed.</th></tr> 1135 * <tr><th colspan="2" id="rb">Input</th><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th colspan="2" id="rb">Target 3</th><th colspan="2" id="rb">Target 4</th><th colspan="2" id="rb">Target 5</th><th rowspan="2">Sample use case(s)</th> </tr> 1136 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th></tr> 1137 * <tr> <td>{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV}</td><td id="rb">{@code 640x480}</td> <td>{@code RAW}</td><td id="rb">{@code MAXIMUM}</td> <td></td><td id="rb"></td> <td>In-app viewfinder analysis with ZSL and RAW.</td> </tr> 1138 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MAXIMUM}</td> <td>Same as input</td><td id="rb">{@code MAXIMUM}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code PRIV}</td><td id="rb">{@code 640x480}</td> <td>{@code RAW}</td><td id="rb">{@code MAXIMUM}</td> <td>{@code JPEG}</td><td id="rb">{@code MAXIMUM}</td><td>In-app viewfinder analysis with ZSL, RAW, and JPEG reprocessing output.</td> </tr> 1139 * </table><br> 1140 * </p> 1141 * 1142 * <p>If a camera device supports multi-resolution {@code YUV} input and multi-resolution 1143 * {@code YUV} output or supports multi-resolution {@code PRIVATE} input and multi-resolution 1144 * {@code PRIVATE} output, the additional mandatory stream combinations for LIMITED and FULL devices are listed 1145 * below ({@code MULTI_RES} in the Max size column refers to a 1146 * {@link MultiResolutionImageReader} for output, and a multi-resolution 1147 * {@link InputConfiguration} for input): 1148 * <table> 1149 * <tr><th colspan="11">LIMITED-level additional guaranteed configurations for creating a reprocessable capture session with multi-resolution input and multi-resolution outputs<br>({@code PRIV} input is guaranteed only if PRIVATE reprocessing is supported. {@code YUV} input is guaranteed only if YUV reprocessing is supported)</th></tr> 1150 * <tr><th colspan="2" id="rb">Input</th><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th colspan="2" id="rb">Target 3</th><th colspan="2" id="rb">Target 4</th><th rowspan="2">Sample use case(s)</th> </tr> 1151 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th></tr> 1152 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MULTI_RES}</td> <td>Same as input</td><td id="rb">{@code MULTI_RES}</td> <td>{@code JPEG}</td><td id="rb">{@code MULTI_RES}</td> <td></td><td id="rb"></td> <td></td><td id="rb"></td> <td>No-viewfinder still image reprocessing.</td> </tr> 1153 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MULTI_RES}</td> <td>Same as input</td><td id="rb">{@code MULTI_RES}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MULTI_RES}</td> <td></td><td id="rb"></td> <td>ZSL(Zero-Shutter-Lag) still imaging.</td> </tr> 1154 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MULTI_RES}</td> <td>Same as input</td><td id="rb">{@code MULTI_RES}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MULTI_RES}</td> <td></td><td id="rb"></td> <td>ZSL still and in-app processing imaging.</td> </tr> 1155 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MULTI_RES}</td> <td>Same as input</td><td id="rb">{@code MULTI_RES}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MULTI_RES}</td> <td>ZSL in-app processing with still capture.</td> </tr> 1156 * </table><br> 1157 * <table> 1158 * <tr><th colspan="11">FULL-level additional guaranteed configurations for creating a reprocessable capture session with multi-resolution input and multi-resolution outputs<br>({@code PRIV} input is guaranteed only if PRIVATE reprocessing is supported. {@code YUV} input is guaranteed only if YUV reprocessing is supported)</th></tr> 1159 * <tr><th colspan="2" id="rb">Input</th><th colspan="2" id="rb">Target 1</th><th colspan="2" id="rb">Target 2</th><th colspan="2" id="rb">Target 3</th><th colspan="2" id="rb">Target 4</th><th rowspan="2">Sample use case(s)</th> </tr> 1160 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th></tr> 1161 * <tr> <td>{@code PRIV}</td><td id="rb">{@code MULTI_RES}</td> <td>{@code PRIV}</td><td id="rb">{@code MULTI_RES}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV}</td><td id="rb">{@code MULTI_RES}</td> <td></td><td id="rb"></td> <td>Maximum-resolution ZSL in-app processing with regular preview.</td> </tr> 1162 * <tr> <td>{@code PRIV}</td><td id="rb">{@code MULTI_RES}</td> <td>{@code PRIV}</td><td id="rb">{@code MULTI_RES}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV}</td><td id="rb">{@code MULTI_RES}</td> <td></td><td id="rb"></td> <td>Maximum-resolution two-input ZSL in-app processing.</td> </tr> 1163 * <tr> <td>{@code PRIV}/{@code YUV}</td><td id="rb">{@code MULTI_RES}</td> <td>Same as input</td><td id="rb">{@code MULTI_RES}</td> <td>{@code PRIV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code YUV}</td><td id="rb">{@code PREVIEW}</td> <td>{@code JPEG}</td><td id="rb">{@code MULTI_RES}</td> <td>ZSL still capture and in-app processing.</td> </tr> 1164 * </table><br> 1165 * <p> Devices with the ULTRA_HIGH_RESOLUTION_SENSOR capability have some additional guarantees 1166 * which clients can take advantage of : </p> 1167 * <table> 1168 * <tr><th colspan="13">Additional guaranteed combinations for ULTRA_HIGH_RESOLUTION sensors (YUV / PRIV inputs are guaranteed only if YUV / PRIVATE reprocessing are supported)</th></tr> 1169 * <tr> <th colspan="3" id="rb">Input</th> <th colspan="3" id="rb">Target 1</th> <th colspan="3" id="rb">Target 2</th> <th colspan="3" id="rb">Target 3</th> <th rowspan="2">Sample use case(s)</th> </tr> 1170 * <tr> <th>Type</th><th id="rb"> SC Map</th><th id="rb">Max size</th><th>Type</th><th id="rb"> SC Map</th><th id="rb">Max size</th> <th>Type</th><th id="rb"> SC Map</th><th id="rb">Max size</th> <th>Type</th><th id="rb"> SC Map</th><th id="rb">Max size</th></tr> 1171 * <tr> <td>{@code RAW}</td><td id="rb">{@code MAX_RES}</td><td id="rb">{@code MAX}</td><td>{@code RAW}</td><td id="rb">{@code MAX_RES}</td><td id="rb">{@code MAX}</td><td id="rb">{@code PRIV / YUV}</td><td id="rb">{@code DEFAULT}</td><td id="rb">{@code PREVIEW}</td><td colspan="3" id="rb"></td> <td>RAW remosaic reprocessing with separate preview</td> </tr> 1172 * <tr> <td>{@code RAW}</td><td id="rb">{@code MAX_RES}</td><td id="rb">{@code MAX}</td><td>{@code RAW}</td><td id="rb">{@code MAX_RES}</td><td id="rb">{@code MAX}</td><td id="rb">{@code PRIV / YUV}</td><td id="rb">{@code DEFAULT}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code JPEG / YUV}</td><td id="rb">{@code MAX_RES}</td><td id="rb">{@code MAX}</td> <td>Ultra high res RAW -> JPEG / YUV with seperate preview</td> </tr> 1173 * <tr> <td>{@code YUV / PRIV}</td><td id="rb">{@code MAX_RES}</td><td id="rb">{@code MAX}</td> <td>{@code YUV / PRIV}</td><td id="rb">{@code MAX_RES}</td><td id="rb">{@code MAX}</td><td id="rb">{@code YUV / PRIV}</td><td id="rb">{@code DEFAULT}</td><td id="rb">{@code PREVIEW}</td><td id="rb">{@code JPEG }</td><td id="rb">{@code MAX_RES}</td><td id="rb">{@code MAX}</td> <td> Ultra high res PRIV / YUV -> YUV / JPEG reprocessing with seperate preview</td> </tr> 1174 * </table><br> 1175 * No additional mandatory stream combinations for RAW capability and LEVEL-3 hardware level. 1176 * </p> 1177 * 1178 * <h3>Constrained high-speed recording</h3> 1179 * 1180 * <p>The application can use a 1181 * {@link android.hardware.camera2.params.SessionConfiguration#SESSION_REGULAR 1182 * normal capture session} 1183 * for high speed capture if the desired high speed FPS ranges are advertised by 1184 * {@link CameraCharacteristics#CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES}, in which case all API 1185 * semantics associated with normal capture sessions applies.</p> 1186 * 1187 * <p>A 1188 * {@link android.hardware.camera2.params.SessionConfiguration#SESSION_HIGH_SPEED 1189 * high-speed capture session} 1190 * can be use for high speed video recording (>=120fps) when the camera device supports high 1191 * speed video capability (i.e., {@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES} 1192 * contains {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_CONSTRAINED_HIGH_SPEED_VIDEO}). 1193 * A constrained high-speed capture session has special limitations compared with a normal 1194 * capture session:</p> 1195 * 1196 * <ul> 1197 * 1198 * <li>In addition to the output target Surface requirements specified above for regular 1199 * captures, a high speed capture session will only support up to 2 output Surfaces, though 1200 * the application might choose to configure just one Surface (e.g., preview only). All 1201 * Surfaces must be either video encoder surfaces (acquired by 1202 * {@link android.media.MediaRecorder#getSurface} or 1203 * {@link android.media.MediaCodec#createInputSurface}) or preview surfaces (obtained from 1204 * {@link android.view.SurfaceView}, {@link android.graphics.SurfaceTexture} via 1205 * {@link android.view.Surface#Surface(android.graphics.SurfaceTexture)}). The Surface sizes 1206 * must be one of the sizes reported by {@link StreamConfigurationMap#getHighSpeedVideoSizes}. 1207 * When multiple Surfaces are configured, their size must be same.</li> 1208 * 1209 * <li>An active high speed capture session only accepts request lists created via 1210 * {@link CameraConstrainedHighSpeedCaptureSession#createHighSpeedRequestList}, and the 1211 * request list can only be submitted to this session via 1212 * {@link CameraCaptureSession#captureBurst captureBurst}, or 1213 * {@link CameraCaptureSession#setRepeatingBurst setRepeatingBurst}.</li> 1214 * 1215 * <li>The FPS ranges being requested to this session must be selected from 1216 * {@link StreamConfigurationMap#getHighSpeedVideoFpsRangesFor}. The application can still use 1217 * {@link CaptureRequest#CONTROL_AE_TARGET_FPS_RANGE} to control the desired FPS range. 1218 * Switching to an FPS range that has different 1219 * {@link android.util.Range#getUpper() maximum FPS} may trigger some camera device 1220 * reconfigurations, which may introduce extra latency. It is recommended that the 1221 * application avoids unnecessary maximum target FPS changes as much as possible during high 1222 * speed streaming.</li> 1223 * 1224 * <li>For the request lists submitted to this session, the camera device will override the 1225 * {@link CaptureRequest#CONTROL_MODE control mode}, auto-exposure (AE), auto-white balance 1226 * (AWB) and auto-focus (AF) to {@link CameraMetadata#CONTROL_MODE_AUTO}, 1227 * {@link CameraMetadata#CONTROL_AE_MODE_ON}, {@link CameraMetadata#CONTROL_AWB_MODE_AUTO} 1228 * and {@link CameraMetadata#CONTROL_AF_MODE_CONTINUOUS_VIDEO}, respectively. All 1229 * post-processing block mode controls will be overridden to be FAST. Therefore, no manual 1230 * control of capture and post-processing parameters is possible. Beside these, only a subset 1231 * of controls will work, see 1232 * {@link CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_CONSTRAINED_HIGH_SPEED_VIDEO} for 1233 * more details.</li> 1234 * 1235 * </ul> 1236 * 1237 * 1238 * @param config A session configuration (see {@link SessionConfiguration}). 1239 * 1240 * @throws IllegalArgumentException In case the session configuration is invalid; or the output 1241 * configurations are empty; or the session configuration 1242 * executor is invalid; 1243 * or the output dynamic range combination is 1244 * invalid/unsupported. 1245 * @throws CameraAccessException In case the camera device is no longer connected or has 1246 * encountered a fatal error. 1247 * @see #createCaptureSession(List, CameraCaptureSession.StateCallback, Handler) 1248 * @see #createCaptureSessionByOutputConfigurations 1249 * @see #createReprocessableCaptureSession 1250 * @see #createConstrainedHighSpeedCaptureSession 1251 * @see OutputConfiguration#setDynamicRangeProfile 1252 * @see android.hardware.camera2.params.DynamicRangeProfiles 1253 */ createCaptureSession( SessionConfiguration config)1254 public void createCaptureSession( 1255 SessionConfiguration config) throws CameraAccessException { 1256 throw new UnsupportedOperationException("No default implementation"); 1257 } 1258 1259 /** 1260 * <p>Create a {@link CaptureRequest.Builder} for new capture requests, 1261 * initialized with template for a target use case. The settings are chosen 1262 * to be the best options for the specific camera device, so it is not 1263 * recommended to reuse the same request for a different camera device; 1264 * create a builder specific for that device and template and override the 1265 * settings as desired, instead.</p> 1266 * 1267 * @param templateType An enumeration selecting the use case for this request. Not all template 1268 * types are supported on every device. See the documentation for each template type for 1269 * details. 1270 * @return a builder for a capture request, initialized with default 1271 * settings for that template, and no output streams 1272 * 1273 * @throws IllegalArgumentException if the templateType is not supported by 1274 * this device. 1275 * @throws CameraAccessException if the camera device is no longer connected or has 1276 * encountered a fatal error 1277 * @throws IllegalStateException if the camera device has been closed 1278 */ 1279 @NonNull createCaptureRequest(@equestTemplate int templateType)1280 public abstract CaptureRequest.Builder createCaptureRequest(@RequestTemplate int templateType) 1281 throws CameraAccessException; 1282 1283 /** 1284 * <p>Create a {@link CaptureRequest.Builder} for new capture requests, 1285 * initialized with template for a target use case. This methods allows 1286 * clients to pass physical camera ids which can be used to customize the 1287 * request for a specific physical camera. The settings are chosen 1288 * to be the best options for the specific logical camera device. If 1289 * additional physical camera ids are passed, then they will also use the 1290 * same settings template. Clients can further modify individual camera 1291 * settings by calling {@link CaptureRequest.Builder#setPhysicalCameraKey}.</p> 1292 * 1293 * <p>Individual physical camera settings will only be honored for camera session 1294 * that was initialized with corresponding physical camera id output configuration 1295 * {@link OutputConfiguration#setPhysicalCameraId} and the same output targets are 1296 * also attached in the request by {@link CaptureRequest.Builder#addTarget}.</p> 1297 * 1298 * <p>The output is undefined for any logical camera streams in case valid physical camera 1299 * settings are attached.</p> 1300 * 1301 * @param templateType An enumeration selecting the use case for this request. Not all template 1302 * types are supported on every device. See the documentation for each template type for 1303 * details. 1304 * @param physicalCameraIdSet A set of physical camera ids that can be used to customize 1305 * the request for a specific physical camera. 1306 * @return a builder for a capture request, initialized with default 1307 * settings for that template, and no output streams 1308 * 1309 * @throws IllegalArgumentException if the templateType is not supported by 1310 * this device, or one of the physical id arguments matches with logical camera id. 1311 * @throws CameraAccessException if the camera device is no longer connected or has 1312 * encountered a fatal error 1313 * @throws IllegalStateException if the camera device has been closed 1314 * 1315 * @see #TEMPLATE_PREVIEW 1316 * @see #TEMPLATE_RECORD 1317 * @see #TEMPLATE_STILL_CAPTURE 1318 * @see #TEMPLATE_VIDEO_SNAPSHOT 1319 * @see #TEMPLATE_MANUAL 1320 * @see CaptureRequest.Builder#setPhysicalCameraKey 1321 * @see CaptureRequest.Builder#getPhysicalCameraKey 1322 */ 1323 @NonNull createCaptureRequest(@equestTemplate int templateType, Set<String> physicalCameraIdSet)1324 public CaptureRequest.Builder createCaptureRequest(@RequestTemplate int templateType, 1325 Set<String> physicalCameraIdSet) throws CameraAccessException { 1326 throw new UnsupportedOperationException("Subclasses must override this method"); 1327 } 1328 1329 /** 1330 * <p>Create a {@link CaptureRequest.Builder} for a new reprocess {@link CaptureRequest} from a 1331 * {@link TotalCaptureResult}. 1332 * 1333 * <p>Each reprocess {@link CaptureRequest} processes one buffer from 1334 * {@link CameraCaptureSession}'s input {@link Surface} to all output {@link Surface Surfaces} 1335 * included in the reprocess capture request. The reprocess input images must be generated from 1336 * one or multiple output images captured from the same camera device. The application can 1337 * provide input images to camera device via {@link android.media.ImageWriter#queueInputImage}. 1338 * The application must use the capture result of one of those output images to create a 1339 * reprocess capture request so that the camera device can use the information to achieve 1340 * optimal reprocess image quality. For camera devices that support only 1 output 1341 * {@link Surface}, submitting a reprocess {@link CaptureRequest} with multiple 1342 * output targets will result in a {@link CaptureFailure}. 1343 * 1344 * From Android 14 onward, {@link CaptureRequest#CONTROL_CAPTURE_INTENT} will be set to 1345 * {@link CameraMetadata#CONTROL_CAPTURE_INTENT_STILL_CAPTURE} by default. Prior to Android 14, 1346 * apps will need to explicitly set this key themselves. 1347 * 1348 * @param inputResult The capture result of the output image or one of the output images used 1349 * to generate the reprocess input image for this capture request. 1350 * 1351 * @throws IllegalArgumentException if inputResult is null. 1352 * @throws CameraAccessException if the camera device is no longer connected or has 1353 * encountered a fatal error 1354 * @throws IllegalStateException if the camera device has been closed 1355 * 1356 * @see CaptureRequest.Builder 1357 * @see TotalCaptureResult 1358 * @see CameraDevice#createCaptureSession(android.hardware.camera2.params.SessionConfiguration) 1359 * @see android.media.ImageWriter 1360 */ 1361 @NonNull createReprocessCaptureRequest( @onNull TotalCaptureResult inputResult)1362 public abstract CaptureRequest.Builder createReprocessCaptureRequest( 1363 @NonNull TotalCaptureResult inputResult) throws CameraAccessException; 1364 1365 /** 1366 * Close the connection to this camera device as quickly as possible. 1367 * 1368 * <p>Immediately after this call, all calls to the camera device or active session interface 1369 * will throw a {@link IllegalStateException}, except for calls to close(). Once the device has 1370 * fully shut down, the {@link StateCallback#onClosed} callback will be called, and the camera 1371 * is free to be re-opened.</p> 1372 * 1373 * <p>Immediately after this call, besides the final {@link StateCallback#onClosed} calls, no 1374 * further callbacks from the device or the active session will occur, and any remaining 1375 * submitted capture requests will be discarded, as if 1376 * {@link CameraCaptureSession#abortCaptures} had been called, except that no success or failure 1377 * callbacks will be invoked.</p> 1378 * 1379 */ 1380 @Override close()1381 public abstract void close(); 1382 1383 /** 1384 * Checks whether a particular {@link SessionConfiguration} is supported by the camera device. 1385 * 1386 * <p>This method performs a runtime check of a given {@link SessionConfiguration}. The result 1387 * confirms whether or not the passed session configuration can be successfully used to 1388 * create a camera capture session using 1389 * {@link CameraDevice#createCaptureSession( 1390 * android.hardware.camera2.params.SessionConfiguration)}. 1391 * </p> 1392 * 1393 * <p>The method can be called at any point before, during and after active capture session. 1394 * It must not impact normal camera behavior in any way and must complete significantly 1395 * faster than creating a regular or constrained capture session.</p> 1396 * 1397 * <p>Although this method is faster than creating a new capture session, it is not intended 1398 * to be used for exploring the entire space of supported stream combinations. The available 1399 * mandatory stream combinations 1400 * {@link android.hardware.camera2.params.MandatoryStreamCombination} are better suited for this 1401 * purpose.</p> 1402 * 1403 * <p>Note that session parameters will be ignored and calls to 1404 * {@link SessionConfiguration#setSessionParameters} are not required.</p> 1405 * 1406 * @return {@code true} if the given session configuration is supported by the camera device 1407 * {@code false} otherwise. 1408 * @throws UnsupportedOperationException if the query operation is not supported by the camera 1409 * device 1410 * @throws IllegalArgumentException if the session configuration is invalid 1411 * @throws CameraAccessException if the camera device is no longer connected or has 1412 * encountered a fatal error 1413 * @throws IllegalStateException if the camera device has been closed 1414 */ isSessionConfigurationSupported( @onNull SessionConfiguration sessionConfig)1415 public boolean isSessionConfigurationSupported( 1416 @NonNull SessionConfiguration sessionConfig) throws CameraAccessException { 1417 throw new UnsupportedOperationException("Subclasses must override this method"); 1418 } 1419 1420 /** 1421 * A callback objects for receiving updates about the state of a camera device. 1422 * 1423 * <p>A callback instance must be provided to the {@link CameraManager#openCamera} method to 1424 * open a camera device.</p> 1425 * 1426 * <p>These state updates include notifications about the device completing startup ( 1427 * allowing for {@link #createCaptureSession} to be called), about device 1428 * disconnection or closure, and about unexpected device errors.</p> 1429 * 1430 * <p>Events about the progress of specific {@link CaptureRequest CaptureRequests} are provided 1431 * through a {@link CameraCaptureSession.CaptureCallback} given to the 1432 * {@link CameraCaptureSession#capture}, {@link CameraCaptureSession#captureBurst}, 1433 * {@link CameraCaptureSession#setRepeatingRequest}, or 1434 * {@link CameraCaptureSession#setRepeatingBurst} methods. 1435 * 1436 * @see CameraManager#openCamera 1437 */ 1438 public static abstract class StateCallback { 1439 /** 1440 * An error code that can be reported by {@link #onError} 1441 * indicating that the camera device is in use already. 1442 * 1443 * <p> 1444 * This error can be produced when opening the camera fails due to the camera 1445 * being used by a higher-priority camera API client. 1446 * </p> 1447 * 1448 * @see #onError 1449 */ 1450 public static final int ERROR_CAMERA_IN_USE = 1; 1451 1452 /** 1453 * An error code that can be reported by {@link #onError} 1454 * indicating that the camera device could not be opened 1455 * because there are too many other open camera devices. 1456 * 1457 * <p> 1458 * The system-wide limit for number of open cameras has been reached, 1459 * and more camera devices cannot be opened until previous instances are 1460 * closed. 1461 * </p> 1462 * 1463 * <p> 1464 * This error can be produced when opening the camera fails. 1465 * </p> 1466 * 1467 * @see #onError 1468 */ 1469 public static final int ERROR_MAX_CAMERAS_IN_USE = 2; 1470 1471 /** 1472 * An error code that can be reported by {@link #onError} 1473 * indicating that the camera device could not be opened due to a device 1474 * policy. 1475 * 1476 * @see android.app.admin.DevicePolicyManager#setCameraDisabled(android.content.ComponentName, boolean) 1477 * @see #onError 1478 */ 1479 public static final int ERROR_CAMERA_DISABLED = 3; 1480 1481 /** 1482 * An error code that can be reported by {@link #onError} 1483 * indicating that the camera device has encountered a fatal error. 1484 * 1485 * <p>The camera device needs to be re-opened to be used again.</p> 1486 * 1487 * @see #onError 1488 */ 1489 public static final int ERROR_CAMERA_DEVICE = 4; 1490 1491 /** 1492 * An error code that can be reported by {@link #onError} 1493 * indicating that the camera service has encountered a fatal error. 1494 * 1495 * <p>The Android device may need to be shut down and restarted to restore 1496 * camera function, or there may be a persistent hardware problem.</p> 1497 * 1498 * <p>An attempt at recovery <i>may</i> be possible by closing the 1499 * CameraDevice and the CameraManager, and trying to acquire all resources 1500 * again from scratch.</p> 1501 * 1502 * @see #onError 1503 */ 1504 public static final int ERROR_CAMERA_SERVICE = 5; 1505 1506 /** @hide */ 1507 @Retention(RetentionPolicy.SOURCE) 1508 @IntDef(prefix = {"ERROR_"}, value = 1509 {ERROR_CAMERA_IN_USE, 1510 ERROR_MAX_CAMERAS_IN_USE, 1511 ERROR_CAMERA_DISABLED, 1512 ERROR_CAMERA_DEVICE, 1513 ERROR_CAMERA_SERVICE }) 1514 public @interface ErrorCode {}; 1515 1516 /** 1517 * The method called when a camera device has finished opening. 1518 * 1519 * <p>At this point, the camera device is ready to use, and 1520 * {@link CameraDevice#createCaptureSession} can be called to set up the first capture 1521 * session.</p> 1522 * 1523 * @param camera the camera device that has become opened 1524 */ onOpened(@onNull CameraDevice camera)1525 public abstract void onOpened(@NonNull CameraDevice camera); // Must implement 1526 1527 /** 1528 * The method called when a camera device has been closed with 1529 * {@link CameraDevice#close}. 1530 * 1531 * <p>Any attempt to call methods on this CameraDevice in the 1532 * future will throw a {@link IllegalStateException}.</p> 1533 * 1534 * <p>The default implementation of this method does nothing.</p> 1535 * 1536 * @param camera the camera device that has become closed 1537 */ onClosed(@onNull CameraDevice camera)1538 public void onClosed(@NonNull CameraDevice camera) { 1539 // Default empty implementation 1540 } 1541 1542 /** 1543 * The method called when a camera device is no longer available for 1544 * use. 1545 * 1546 * <p>This callback may be called instead of {@link #onOpened} 1547 * if opening the camera fails.</p> 1548 * 1549 * <p>Any attempt to call methods on this CameraDevice will throw a 1550 * {@link CameraAccessException}. The disconnection could be due to a 1551 * change in security policy or permissions; the physical disconnection 1552 * of a removable camera device; or the camera being needed for a 1553 * higher-priority camera API client.</p> 1554 * 1555 * <p>There may still be capture callbacks that are invoked 1556 * after this method is called, or new image buffers that are delivered 1557 * to active outputs.</p> 1558 * 1559 * <p>The default implementation logs a notice to the system log 1560 * about the disconnection.</p> 1561 * 1562 * <p>You should clean up the camera with {@link CameraDevice#close} after 1563 * this happens, as it is not recoverable until the camera can be opened 1564 * again. For most use cases, this will be when the camera again becomes 1565 * {@link CameraManager.AvailabilityCallback#onCameraAvailable available}. 1566 * </p> 1567 * 1568 * @param camera the device that has been disconnected 1569 */ onDisconnected(@onNull CameraDevice camera)1570 public abstract void onDisconnected(@NonNull CameraDevice camera); // Must implement 1571 1572 /** 1573 * The method called when a camera device has encountered a serious error. 1574 * 1575 * <p>This callback may be called instead of {@link #onOpened} 1576 * if opening the camera fails.</p> 1577 * 1578 * <p>This indicates a failure of the camera device or camera service in 1579 * some way. Any attempt to call methods on this CameraDevice in the 1580 * future will throw a {@link CameraAccessException} with the 1581 * {@link CameraAccessException#CAMERA_ERROR CAMERA_ERROR} reason. 1582 * </p> 1583 * 1584 * <p>There may still be capture completion or camera stream callbacks 1585 * that will be called after this error is received.</p> 1586 * 1587 * <p>You should clean up the camera with {@link CameraDevice#close} after 1588 * this happens. Further attempts at recovery are error-code specific.</p> 1589 * 1590 * @param camera The device reporting the error 1591 * @param error The error code. 1592 * 1593 * @see #ERROR_CAMERA_IN_USE 1594 * @see #ERROR_MAX_CAMERAS_IN_USE 1595 * @see #ERROR_CAMERA_DISABLED 1596 * @see #ERROR_CAMERA_DEVICE 1597 * @see #ERROR_CAMERA_SERVICE 1598 */ onError(@onNull CameraDevice camera, @ErrorCode int error)1599 public abstract void onError(@NonNull CameraDevice camera, 1600 @ErrorCode int error); // Must implement 1601 } 1602 1603 /** 1604 * Set audio restriction mode when this CameraDevice is being used. 1605 * 1606 * <p>Some camera hardware (e.g. devices with optical image stabilization support) 1607 * are sensitive to device vibration and video recordings can be ruined by unexpected sounds. 1608 * Applications can use this method to suppress vibration or sounds coming from 1609 * ringtones, alarms or notifications. 1610 * Other vibration or sounds (e.g. media playback or accessibility) will not be muted.</p> 1611 * 1612 * <p>The mute mode is a system-wide setting. When multiple CameraDevice objects 1613 * are setting different modes, the system will pick a the mode that's union of 1614 * all modes set by CameraDevice. Applications can also use 1615 * {@link #getCameraAudioRestriction} to query current system-wide camera 1616 * mute mode in effect.</p> 1617 * 1618 * <p>The mute settings from this CameraDevice will be automatically removed when the 1619 * CameraDevice is closed or the application is disconnected from the camera.</p> 1620 * 1621 * @param mode An enumeration selecting the audio restriction mode for this camera device. 1622 * 1623 * @throws IllegalArgumentException if the mode is not supported 1624 * 1625 * @throws CameraAccessException if the camera device is no longer connected or has 1626 * encountered a fatal error 1627 * @throws IllegalStateException if the camera device has been closed 1628 * 1629 * @see #getCameraAudioRestriction 1630 */ setCameraAudioRestriction( @AMERA_AUDIO_RESTRICTION int mode)1631 public void setCameraAudioRestriction( 1632 @CAMERA_AUDIO_RESTRICTION int mode) throws CameraAccessException { 1633 throw new UnsupportedOperationException("Subclasses must override this method"); 1634 } 1635 1636 /** 1637 * Get currently applied global camera audio restriction mode. 1638 * 1639 * <p>Application can use this method to retrieve the system-wide camera audio restriction 1640 * settings described in {@link #setCameraAudioRestriction}.</p> 1641 * 1642 * @return The current system-wide mute mode setting in effect 1643 * 1644 * @throws CameraAccessException if the camera device is no longer connected or has 1645 * encountered a fatal error 1646 * @throws IllegalStateException if the camera device has been closed 1647 * 1648 * @see #setCameraAudioRestriction 1649 */ getCameraAudioRestriction()1650 public @CAMERA_AUDIO_RESTRICTION int getCameraAudioRestriction() throws CameraAccessException { 1651 throw new UnsupportedOperationException("Subclasses must override this method"); 1652 } 1653 1654 /** 1655 * To be inherited by android.hardware.camera2.* code only. 1656 * @hide 1657 */ CameraDevice()1658 public CameraDevice() {} 1659 } 1660