1 /* 2 * Copyright (C) 2015 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 /** 18 * @addtogroup Camera 19 * @{ 20 */ 21 22 /** 23 * @file NdkCameraDevice.h 24 */ 25 26 /* 27 * This file defines an NDK API. 28 * Do not remove methods. 29 * Do not change method signatures. 30 * Do not change the value of constants. 31 * Do not change the size of any of the classes defined in here. 32 * Do not reference types that are not part of the NDK. 33 * Do not #include files that aren't part of the NDK. 34 */ 35 #include <sys/cdefs.h> 36 37 #include "NdkCameraError.h" 38 #include "NdkCaptureRequest.h" 39 #include "NdkCameraCaptureSession.h" 40 #include "NdkCameraWindowType.h" 41 42 #ifndef _NDK_CAMERA_DEVICE_H 43 #define _NDK_CAMERA_DEVICE_H 44 45 __BEGIN_DECLS 46 47 /** 48 * ACameraDevice is opaque type that provides access to a camera device. 49 * 50 * A pointer can be obtained using {@link ACameraManager_openCamera} method. 51 */ 52 typedef struct ACameraDevice ACameraDevice; 53 54 /** 55 * Struct to hold list of camera device Ids. This can refer to either the Ids 56 * of connected camera devices returned from {@link ACameraManager_getCameraIdList}, 57 * or the physical camera Ids passed into 58 * {@link ACameraDevice_createCaptureRequest_withPhysicalIds}. 59 */ 60 typedef struct ACameraIdList { 61 int numCameras; ///< Number of camera device Ids 62 const char** cameraIds; ///< list of camera device Ids 63 } ACameraIdList; 64 65 /// Enum for ACameraDevice_ErrorStateCallback error code 66 enum { 67 /** 68 * The camera device is in use already. 69 */ 70 ERROR_CAMERA_IN_USE = 1, 71 72 /** 73 * The system-wide limit for number of open cameras or camera resources has 74 * been reached, and more camera devices cannot be opened until previous 75 * instances are closed. 76 */ 77 ERROR_MAX_CAMERAS_IN_USE = 2, 78 79 /** 80 * The camera is disabled due to a device policy, and cannot be opened. 81 */ 82 ERROR_CAMERA_DISABLED = 3, 83 84 /** 85 * The camera device has encountered a fatal error. 86 * <p>The camera device needs to be re-opened to be used again.</p> 87 */ 88 ERROR_CAMERA_DEVICE = 4, 89 90 /** 91 * The camera service has encountered a fatal error. 92 * <p>The Android device may need to be shut down and restarted to restore 93 * camera function, or there may be a persistent hardware problem. 94 * An attempt at recovery may be possible by closing the 95 * CameraDevice and the CameraManager, and trying to acquire all resources 96 * again from scratch.</p> 97 */ 98 ERROR_CAMERA_SERVICE = 5 99 }; 100 101 /** 102 * Camera device state callbacks to be used in {@link ACameraDevice_StateCallbacks}. 103 * 104 * @param context The optional context in {@link ACameraDevice_StateCallbacks} will be 105 * passed to this callback. 106 * @param device The {@link ACameraDevice} that is being disconnected. 107 */ 108 typedef void (*ACameraDevice_StateCallback)(void* context, ACameraDevice* device); 109 110 /** 111 * Camera device error state callbacks to be used in {@link ACameraDevice_StateCallbacks}. 112 * 113 * @param context The optional context in {@link ACameraDevice_StateCallbacks} will be 114 * passed to this callback. 115 * @param device The {@link ACameraDevice} that is being disconnected. 116 * @param error The error code describes the cause of this error callback. See the folowing 117 * links for more detail. 118 * 119 * @see ERROR_CAMERA_IN_USE 120 * @see ERROR_MAX_CAMERAS_IN_USE 121 * @see ERROR_CAMERA_DISABLED 122 * @see ERROR_CAMERA_DEVICE 123 * @see ERROR_CAMERA_SERVICE 124 */ 125 typedef void (*ACameraDevice_ErrorStateCallback)(void* context, ACameraDevice* device, int error); 126 127 /** 128 * Applications' callbacks for camera device state changes, register with 129 * {@link ACameraManager_openCamera}. 130 */ 131 typedef struct ACameraDevice_StateCallbacks { 132 /// optional application context. 133 void* context; 134 135 /** 136 * The function is called when a camera device is no longer available for use. 137 * 138 * <p>Any attempt to call API methods on this ACameraDevice will return 139 * {@link ACAMERA_ERROR_CAMERA_DISCONNECTED}. The disconnection could be due to a 140 * change in security policy or permissions; the physical disconnection 141 * of a removable camera device; or the camera being needed for a 142 * higher-priority camera API client.</p> 143 * 144 * <p>Application should clean up the camera with {@link ACameraDevice_close} after 145 * this happens, as it is not recoverable until the camera can be opened 146 * again.</p> 147 * 148 */ 149 ACameraDevice_StateCallback onDisconnected; 150 151 /** 152 * The function called when a camera device has encountered a serious error. 153 * 154 * <p>This indicates a failure of the camera device or camera service in some way. 155 * Any attempt to call API methods on this ACameraDevice in the future will return 156 * {@link ACAMERA_ERROR_CAMERA_DISCONNECTED}.</p> 157 * 158 * <p>There may still be capture completion or camera stream callbacks that will be called 159 * after this error is received.</p> 160 * 161 * <p>Application should clean up the camera with {@link ACameraDevice_close} after this 162 * happens. Further attempts at recovery are error-code specific.</p> 163 * 164 */ 165 ACameraDevice_ErrorStateCallback onError; 166 } ACameraDevice_StateCallbacks; 167 168 /** 169 * For backward compatiblity. 170 */ 171 typedef ACameraDevice_StateCallbacks ACameraDevice_stateCallbacks; 172 173 /** 174 * Close the connection and free this ACameraDevice synchronously. Access to the ACameraDevice 175 * after calling this method will cause a crash. 176 * 177 * <p>After this call, all calls to the active ACameraCaptureSession associated to this 178 * ACameraDevice will return {@link ACAMERA_ERROR_SESSION_CLOSED} except for calls to 179 * {@link ACameraCaptureSession_close}.</p> 180 * 181 * <p>This method will stop all repeating captures sent via 182 * {@link ACameraCaptureSession_setRepeatingRequest} and block until all capture requests sent via 183 * {@link ACameraCaptureSession_capture} is complete. Once the method returns, the camera device 184 * will be removed from memory and access to the closed camera device pointer will cause a crash.</p> 185 * 186 * @param device the camera device to be closed 187 * 188 * @return <ul> 189 * <li>{@link ACAMERA_OK} if the method call succeeds.</li> 190 * <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if device is NULL.</li></ul> 191 */ 192 camera_status_t ACameraDevice_close(ACameraDevice* device) __INTRODUCED_IN(24); 193 194 /** 195 * Return the camera id associated with this camera device. 196 * 197 * @param device the camera device to be closed 198 * 199 * @return camera ID string. The returned string is managed by framework and should not be 200 * delete/free by the application. Also the returned string must not be used after the device 201 * has been closed. 202 */ 203 const char* ACameraDevice_getId(const ACameraDevice* device) __INTRODUCED_IN(24); 204 205 /** 206 * Capture request pre-defined template types, used in {@link ACameraDevice_createCaptureRequest} 207 * and {@link ACameraDevice_createCaptureRequest_withPhysicalIds}. 208 */ 209 typedef enum { 210 /** 211 * Create a request suitable for a camera preview window. Specifically, this 212 * means that high frame rate is given priority over the highest-quality 213 * post-processing. These requests would normally be used with the 214 * {@link ACameraCaptureSession_setRepeatingRequest} method. 215 * This template is guaranteed to be supported on all camera devices. 216 * 217 * @see ACameraDevice_createCaptureRequest 218 */ 219 TEMPLATE_PREVIEW = 1, 220 221 /** 222 * Create a request suitable for still image capture. Specifically, this 223 * means prioritizing image quality over frame rate. These requests would 224 * commonly be used with the {@link ACameraCaptureSession_capture} method. 225 * This template is guaranteed to be supported on all camera devices. 226 * 227 * @see ACameraDevice_createCaptureRequest 228 */ 229 TEMPLATE_STILL_CAPTURE = 2, 230 231 /** 232 * Create a request suitable for video recording. Specifically, this means 233 * that a stable frame rate is used, and post-processing is set for 234 * recording quality. These requests would commonly be used with the 235 * {@link ACameraCaptureSession_setRepeatingRequest} method. 236 * This template is guaranteed to be supported on all camera devices. 237 * 238 * @see ACameraDevice_createCaptureRequest 239 */ 240 TEMPLATE_RECORD = 3, 241 242 /** 243 * Create a request suitable for still image capture while recording 244 * video. Specifically, this means maximizing image quality without 245 * disrupting the ongoing recording. These requests would commonly be used 246 * with the {@link ACameraCaptureSession_capture} method while a request based on 247 * {@link TEMPLATE_RECORD} is is in use with {@link ACameraCaptureSession_setRepeatingRequest}. 248 * This template is guaranteed to be supported on all camera devices. 249 * 250 * @see ACameraDevice_createCaptureRequest 251 */ 252 TEMPLATE_VIDEO_SNAPSHOT = 4, 253 254 /** 255 * Create a request suitable for zero shutter lag still capture. This means 256 * means maximizing image quality without compromising preview frame rate. 257 * AE/AWB/AF should be on auto mode. 258 * 259 * @see ACameraDevice_createCaptureRequest 260 */ 261 TEMPLATE_ZERO_SHUTTER_LAG = 5, 262 263 /** 264 * A basic template for direct application control of capture 265 * parameters. All automatic control is disabled (auto-exposure, auto-white 266 * balance, auto-focus), and post-processing parameters are set to preview 267 * quality. The manual capture parameters (exposure, sensitivity, and so on) 268 * are set to reasonable defaults, but should be overriden by the 269 * application depending on the intended use case. 270 * This template is guaranteed to be supported on camera devices that support the 271 * {@link ACAMERA_REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR} capability. 272 * 273 * @see ACameraDevice_createCaptureRequest 274 */ 275 TEMPLATE_MANUAL = 6, 276 277 } ACameraDevice_request_template; 278 279 /** 280 * Create a ACaptureRequest for capturing images, initialized with template 281 * for a target use case. 282 * 283 * <p>The settings are chosen to be the best options for this camera device, 284 * so it is not recommended to reuse the same request for a different camera device.</p> 285 * 286 * @param device the camera device of interest 287 * @param templateId the type of capture request to be created. 288 * See {@link ACameraDevice_request_template}. 289 * @param request the output request will be stored here if the method call succeeds. 290 * 291 * @return <ul> 292 * <li>{@link ACAMERA_OK} if the method call succeeds. The created capture request will be 293 * filled in request argument.</li> 294 * <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if device or request is NULL, templateId 295 * is undefined or camera device does not support requested template. 296 * </li> 297 * <li>{@link ACAMERA_ERROR_CAMERA_DISCONNECTED} if the camera device is closed.</li> 298 * <li>{@link ACAMERA_ERROR_CAMERA_DEVICE} if the camera device encounters fatal error.</li> 299 * <li>{@link ACAMERA_ERROR_CAMERA_SERVICE} if the camera service encounters fatal error.</li> 300 * <li>{@link ACAMERA_ERROR_UNKNOWN} if the method fails for some other reasons.</li></ul> 301 * 302 * @see TEMPLATE_PREVIEW 303 * @see TEMPLATE_RECORD 304 * @see TEMPLATE_STILL_CAPTURE 305 * @see TEMPLATE_VIDEO_SNAPSHOT 306 * @see TEMPLATE_MANUAL 307 */ 308 camera_status_t ACameraDevice_createCaptureRequest( 309 const ACameraDevice* device, ACameraDevice_request_template templateId, 310 /*out*/ACaptureRequest** request) __INTRODUCED_IN(24); 311 312 /** 313 * Opaque object for CaptureSessionOutput container, use 314 * {@link ACaptureSessionOutputContainer_create} to create an instance. 315 */ 316 typedef struct ACaptureSessionOutputContainer ACaptureSessionOutputContainer; 317 318 319 /** 320 * Create a capture session output container. 321 * 322 * <p>The container is used in {@link ACameraDevice_createCaptureSession} method to create a capture 323 * session. Use {@link ACaptureSessionOutputContainer_free} to free the container and its memory 324 * after application no longer needs the ACaptureSessionOutputContainer.</p> 325 * 326 * @param container the output {@link ACaptureSessionOutputContainer} will be stored here if the 327 * method call succeeds. 328 * 329 * @return <ul> 330 * <li>{@link ACAMERA_OK} if the method call succeeds. The created container will be 331 * filled in container argument.</li> 332 * <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if container is NULL.</li></ul> 333 */ 334 camera_status_t ACaptureSessionOutputContainer_create( 335 /*out*/ACaptureSessionOutputContainer** container) __INTRODUCED_IN(24); 336 337 /** 338 * Free a capture session output container. 339 * 340 * @param container the {@link ACaptureSessionOutputContainer} to be freed. 341 * 342 * @see ACaptureSessionOutputContainer_create 343 */ 344 void ACaptureSessionOutputContainer_free(ACaptureSessionOutputContainer* container) 345 __INTRODUCED_IN(24); 346 347 /** 348 * Create a ACaptureSessionOutput object. 349 * 350 * <p>The ACaptureSessionOutput is used in {@link ACaptureSessionOutputContainer_add} method to add 351 * an output {@link ANativeWindow} to ACaptureSessionOutputContainer. Use 352 * {@link ACaptureSessionOutput_free} to free the object and its memory after application no longer 353 * needs the {@link ACaptureSessionOutput}.</p> 354 * 355 * @param anw the {@link ANativeWindow} to be associated with the {@link ACaptureSessionOutput} 356 * @param output the output {@link ACaptureSessionOutput} will be stored here if the 357 * method call succeeds. 358 * 359 * @return <ul> 360 * <li>{@link ACAMERA_OK} if the method call succeeds. The created container will be 361 * filled in the output argument.</li> 362 * <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if anw or output is NULL.</li></ul> 363 * 364 * @see ACaptureSessionOutputContainer_add 365 */ 366 camera_status_t ACaptureSessionOutput_create( 367 ACameraWindowType* anw, /*out*/ACaptureSessionOutput** output) __INTRODUCED_IN(24); 368 369 /** 370 * Free a ACaptureSessionOutput object. 371 * 372 * @param output the {@link ACaptureSessionOutput} to be freed. 373 * 374 * @see ACaptureSessionOutput_create 375 */ 376 void ACaptureSessionOutput_free(ACaptureSessionOutput* output) __INTRODUCED_IN(24); 377 378 /** 379 * Add an {@link ACaptureSessionOutput} object to {@link ACaptureSessionOutputContainer}. 380 * 381 * @param container the {@link ACaptureSessionOutputContainer} of interest. 382 * @param output the output {@link ACaptureSessionOutput} to be added to container. 383 * 384 * @return <ul> 385 * <li>{@link ACAMERA_OK} if the method call succeeds.</li> 386 * <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if container or output is NULL.</li></ul> 387 */ 388 camera_status_t ACaptureSessionOutputContainer_add( 389 ACaptureSessionOutputContainer* container, const ACaptureSessionOutput* output) 390 __INTRODUCED_IN(24); 391 392 /** 393 * Remove an {@link ACaptureSessionOutput} object from {@link ACaptureSessionOutputContainer}. 394 * 395 * <p>This method has no effect if the ACaptureSessionOutput does not exist in 396 * ACaptureSessionOutputContainer.</p> 397 * 398 * @param container the {@link ACaptureSessionOutputContainer} of interest. 399 * @param output the output {@link ACaptureSessionOutput} to be removed from container. 400 * 401 * @return <ul> 402 * <li>{@link ACAMERA_OK} if the method call succeeds.</li> 403 * <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if container or output is NULL.</li></ul> 404 */ 405 camera_status_t ACaptureSessionOutputContainer_remove( 406 ACaptureSessionOutputContainer* container, const ACaptureSessionOutput* output) 407 __INTRODUCED_IN(24); 408 409 /** 410 * Create a new camera capture session by providing the target output set of {@link ANativeWindow} 411 * to the camera device. 412 * 413 * <p>If there is a preexisting session, the previous session will be closed 414 * automatically. However, app still needs to call {@link ACameraCaptureSession_close} on previous 415 * session. Otherwise the resources held by previous session will NOT be freed.</p> 416 * 417 * <p>The active capture session determines the set of potential output {@link ANativeWindow}s for 418 * the camera device for each capture request. A given request may use all 419 * or only some of the outputs. Once the ACameraCaptureSession is created, requests can be 420 * submitted with {@link ACameraCaptureSession_capture} or 421 * {@link ACameraCaptureSession_setRepeatingRequest}.</p> 422 * 423 * <p>Often the {@link ANativeWindow} used with this method can be obtained from a <a href= 424 * "http://developer.android.com/reference/android/view/Surface.html">Surface</a> java object by 425 * {@link ANativeWindow_fromSurface} NDK method. Surfaces or ANativeWindow suitable for inclusion as a camera 426 * output can be created for various use cases and targets:</p> 427 * 428 * <ul> 429 * 430 * <li>For drawing to a 431 * <a href="http://developer.android.com/reference/android/view/SurfaceView.html">SurfaceView</a>: 432 * Once the SurfaceView's Surface is created, set the size 433 * of the Surface with 434 * <a href="http://developer.android.com/reference/android/view/SurfaceHolder.html#setFixedSize(int, int)"> 435 * android.view.SurfaceHolder\#setFixedSize</a> to be one of the PRIVATE output sizes 436 * returned by {@link ACAMERA_SCALER_AVAILABLE_STREAM_CONFIGURATIONS} 437 * and then obtain the Surface by calling <a href= 438 * "http://developer.android.com/reference/android/view/SurfaceHolder.html#getSurface()"> 439 * android.view.SurfaceHolder\#getSurface</a>. If the size is not set by the application, it will 440 * be rounded to the nearest supported size less than 1080p, by the camera device.</li> 441 * 442 * <li>For accessing through an OpenGL texture via a <a href= 443 * "http://developer.android.com/reference/android/graphics/SurfaceTexture.html">SurfaceTexture</a>: 444 * Set the size of the SurfaceTexture with <a href= 445 * "http://developer.android.com/reference/android/graphics/SurfaceTexture.html#setDefaultBufferSize(int, int)"> 446 * setDefaultBufferSize</a> to be one of the PRIVATE output sizes 447 * returned by {@link ACAMERA_SCALER_AVAILABLE_STREAM_CONFIGURATIONS} 448 * before creating a Surface from the SurfaceTexture with <a href= 449 * "http://developer.android.com/reference/android/view/Surface.html#Surface(android.graphics.SurfaceTexture)"> 450 * Surface\#Surface(SurfaceTextrue)</a>. If the size is not set by the application, it will be set to be the 451 * smallest supported size less than 1080p, by the camera device.</li> 452 * 453 * <li>For recording with <a href= 454 * "http://developer.android.com/reference/android/media/MediaCodec.html"> 455 * MediaCodec</a>: Call 456 * <a href= 457 * "http://developer.android.com/reference/android/media/MediaCodec.html#createInputSurface()"> 458 * android.media.MediaCodec\#createInputSurface</a> after configuring 459 * the media codec to use one of the PRIVATE output sizes 460 * returned by {@link ACAMERA_SCALER_AVAILABLE_STREAM_CONFIGURATIONS}. 461 * </li> 462 * 463 * <li>For recording with <a href= 464 * "http://developer.android.com/reference/android/media/MediaRecorder.html"> 465 * MediaRecorder</a>: Call 466 * <a href="http://developer.android.com/reference/android/media/MediaRecorder.html#getSurface()"> 467 * android.media.MediaRecorder\#getSurface</a> after configuring the media recorder to use 468 * one of the PRIVATE output sizes returned by 469 * {@link ACAMERA_SCALER_AVAILABLE_STREAM_CONFIGURATIONS}, or configuring it to use one of the supported 470 * <a href="http://developer.android.com/reference/android/media/CamcorderProfile.html"> 471 * CamcorderProfiles</a>.</li> 472 * 473 * <li>For efficient YUV processing with <a href= 474 * "http://developer.android.com/reference/android/renderscript/package-summary.html"> 475 * RenderScript</a>: 476 * Create a RenderScript 477 * <a href="http://developer.android.com/reference/android/renderscript/Allocation.html"> 478 * Allocation</a> with a supported YUV 479 * type, the IO_INPUT flag, and one of the YUV output sizes returned by 480 * {@link ACAMERA_SCALER_AVAILABLE_STREAM_CONFIGURATIONS}, 481 * Then obtain the Surface with 482 * <a href="http://developer.android.com/reference/android/renderscript/Allocation.html#getSurface()"> 483 * Allocation#getSurface}</a>.</li> 484 * 485 * <li>For access to RAW, uncompressed YUV, or compressed JPEG data in the application: Create an 486 * {@link AImageReader} object using the {@link AImageReader_new} method with one of the supported 487 * output formats given by {@link ACAMERA_SCALER_AVAILABLE_STREAM_CONFIGURATIONS}. Then obtain a 488 * ANativeWindow from it with {@link AImageReader_getWindow}. 489 * If the AImageReader size is not set to a supported size, it will be rounded to a supported 490 * size less than 1080p by the camera device. 491 * </li> 492 * 493 * </ul> 494 * 495 * <p>The camera device will query each ANativeWindow's size and formats upon this 496 * call, so they must be set to a valid setting at this time.</p> 497 * 498 * <p>It can take several hundred milliseconds for the session's configuration to complete, 499 * since camera hardware may need to be powered on or reconfigured.</p> 500 * 501 * <p>If a prior ACameraCaptureSession already exists when this method is called, the previous 502 * session will no longer be able to accept new capture requests and will be closed. Any 503 * in-progress capture requests made on the prior session will be completed before it's closed. 504 * To minimize the transition time, 505 * the ACameraCaptureSession_abortCaptures method can be used to discard the remaining 506 * requests for the prior capture session before a new one is created. Note that once the new 507 * session is created, the old one can no longer have its captures aborted.</p> 508 * 509 * <p>Using larger resolution outputs, or more outputs, can result in slower 510 * output rate from the device.</p> 511 * 512 * <p>Configuring a session with an empty list will close the current session, if 513 * any. This can be used to release the current session's target surfaces for another use.</p> 514 * 515 * <p>While any of the sizes from {@link ACAMERA_SCALER_AVAILABLE_STREAM_CONFIGURATIONS} can be used when 516 * a single output stream is configured, a given camera device may not be able to support all 517 * combination of sizes, formats, and targets when multiple outputs are configured at once. The 518 * tables below list the maximum guaranteed resolutions for combinations of streams and targets, 519 * given the capabilities of the camera device.</p> 520 * 521 * <p>If an application tries to create a session using a set of targets that exceed the limits 522 * described in the below tables, one of three possibilities may occur. First, the session may 523 * be successfully created and work normally. Second, the session may be successfully created, 524 * but the camera device won't meet the frame rate guarantees as described in 525 * {@link ACAMERA_SCALER_AVAILABLE_MIN_FRAME_DURATIONS}. Or third, if the output set 526 * cannot be used at all, session creation will fail entirely, with 527 * {@link ACAMERA_ERROR_STREAM_CONFIGURE_FAIL} being returned.</p> 528 * 529 * <p>For the type column `PRIV` refers to output format {@link AIMAGE_FORMAT_PRIVATE}, 530 * `YUV` refers to output format {@link AIMAGE_FORMAT_YUV_420_888}, 531 * `JPEG` refers to output format {@link AIMAGE_FORMAT_JPEG}, 532 * and `RAW` refers to output format {@link AIMAGE_FORMAT_RAW16} 533 * 534 * 535 * <p>For the maximum size column, `PREVIEW` refers to the best size match to the 536 * device's screen resolution, or to 1080p `(1920x1080)`, whichever is 537 * smaller. `RECORD` refers to the camera device's maximum supported recording resolution, 538 * as determined by <a href="http://developer.android.com/reference/android/media/CamcorderProfile.html"> 539 * android.media.CamcorderProfiles</a>. And `MAXIMUM` refers to the 540 * camera device's maximum output resolution for that format or target from 541 * {@link ACAMERA_SCALER_AVAILABLE_STREAM_CONFIGURATIONS}.</p> 542 * 543 * <p>To use these tables, determine the number and the formats/targets of outputs needed, and 544 * find the row(s) of the table with those targets. The sizes indicate the maximum set of sizes 545 * that can be used; it is guaranteed that for those targets, the listed sizes and anything 546 * smaller from the list given by {@link ACAMERA_SCALER_AVAILABLE_STREAM_CONFIGURATIONS} can be 547 * successfully used to create a session. For example, if a row indicates that a 8 megapixel 548 * (MP) YUV_420_888 output can be used together with a 2 MP `PRIV` output, then a session 549 * can be created with targets `[8 MP YUV, 2 MP PRIV]` or targets `[2 MP YUV, 2 MP PRIV]`; 550 * but a session with targets `[8 MP YUV, 4 MP PRIV]`, targets `[4 MP YUV, 4 MP PRIV]`, 551 * or targets `[8 MP PRIV, 2 MP YUV]` would not be guaranteed to work, unless 552 * some other row of the table lists such a combination.</p> 553 * 554 * <p>Legacy devices ({@link ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL} 555 * `== `{@link ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY LEGACY}) support at 556 * least the following stream combinations: 557 * 558 * <table> 559 * <tr><th colspan="7">LEGACY-level guaranteed configurations</th></tr> 560 * <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> 561 * <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> 562 * <tr> <td>`PRIV`</td><td id="rb">`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> 563 * <tr> <td>`JPEG`</td><td id="rb">`MAXIMUM`</td> <td colspan="2" id="rb"></td> <td colspan="2" id="rb"></td> <td>No-viewfinder still image capture.</td> </tr> 564 * <tr> <td>`YUV `</td><td id="rb">`MAXIMUM`</td> <td colspan="2" id="rb"></td> <td colspan="2" id="rb"></td> <td>In-application video/image processing.</td> </tr> 565 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`JPEG`</td><td id="rb">`MAXIMUM`</td> <td colspan="2" id="rb"></td> <td>Standard still imaging.</td> </tr> 566 * <tr> <td>`YUV `</td><td id="rb">`PREVIEW`</td> <td>`JPEG`</td><td id="rb">`MAXIMUM`</td> <td colspan="2" id="rb"></td> <td>In-app processing plus still capture.</td> </tr> 567 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td colspan="2" id="rb"></td> <td>Standard recording.</td> </tr> 568 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`YUV `</td><td id="rb">`PREVIEW`</td> <td colspan="2" id="rb"></td> <td>Preview plus in-app processing.</td> </tr> 569 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`YUV `</td><td id="rb">`PREVIEW`</td> <td>`JPEG`</td><td id="rb">`MAXIMUM`</td> <td>Still capture plus in-app processing.</td> </tr> 570 * </table><br> 571 * </p> 572 * 573 * <p>Limited-level ({@link ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL} 574 * `== `{@link ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED}) devices 575 * support at least the following stream combinations in addition to those for 576 * {@link ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY LEGACY} devices: 577 * 578 * <table> 579 * <tr><th colspan="7">LIMITED-level additional guaranteed configurations</th></tr> 580 * <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> 581 * <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> 582 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`PRIV`</td><td id="rb">`RECORD `</td> <td colspan="2" id="rb"></td> <td>High-resolution video recording with preview.</td> </tr> 583 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`YUV `</td><td id="rb">`RECORD `</td> <td colspan="2" id="rb"></td> <td>High-resolution in-app video processing with preview.</td> </tr> 584 * <tr> <td>`YUV `</td><td id="rb">`PREVIEW`</td> <td>`YUV `</td><td id="rb">`RECORD `</td> <td colspan="2" id="rb"></td> <td>Two-input in-app video processing.</td> </tr> 585 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`PRIV`</td><td id="rb">`RECORD `</td> <td>`JPEG`</td><td id="rb">`RECORD `</td> <td>High-resolution recording with video snapshot.</td> </tr> 586 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`YUV `</td><td id="rb">`RECORD `</td> <td>`JPEG`</td><td id="rb">`RECORD `</td> <td>High-resolution in-app processing with video snapshot.</td> </tr> 587 * <tr> <td>`YUV `</td><td id="rb">`PREVIEW`</td> <td>`YUV `</td><td id="rb">`PREVIEW`</td> <td>`JPEG`</td><td id="rb">`MAXIMUM`</td> <td>Two-input in-app processing with still capture.</td> </tr> 588 * </table><br> 589 * </p> 590 * 591 * <p>FULL-level ({@link ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL} 592 * `== `{@link ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL_FULL FULL}) devices 593 * support at least the following stream combinations in addition to those for 594 * {@link ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED} devices: 595 * 596 * <table> 597 * <tr><th colspan="7">FULL-level additional guaranteed configurations</th></tr> 598 * <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> 599 * <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> 600 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`PRIV`</td><td id="rb">`MAXIMUM`</td> <td colspan="2" id="rb"></td> <td>Maximum-resolution GPU processing with preview.</td> </tr> 601 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`YUV `</td><td id="rb">`MAXIMUM`</td> <td colspan="2" id="rb"></td> <td>Maximum-resolution in-app processing with preview.</td> </tr> 602 * <tr> <td>`YUV `</td><td id="rb">`PREVIEW`</td> <td>`YUV `</td><td id="rb">`MAXIMUM`</td> <td colspan="2" id="rb"></td> <td>Maximum-resolution two-input in-app processsing.</td> </tr> 603 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`JPEG`</td><td id="rb">`MAXIMUM`</td> <td>Video recording with maximum-size video snapshot</td> </tr> 604 * <tr> <td>`YUV `</td><td id="rb">`640x480`</td> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`YUV `</td><td id="rb">`MAXIMUM`</td> <td>Standard video recording plus maximum-resolution in-app processing.</td> </tr> 605 * <tr> <td>`YUV `</td><td id="rb">`640x480`</td> <td>`YUV `</td><td id="rb">`PREVIEW`</td> <td>`YUV `</td><td id="rb">`MAXIMUM`</td> <td>Preview plus two-input maximum-resolution in-app processing.</td> </tr> 606 * </table><br> 607 * </p> 608 * 609 * <p>RAW-capability ({@link ACAMERA_REQUEST_AVAILABLE_CAPABILITIES} includes 610 * {@link ACAMERA_REQUEST_AVAILABLE_CAPABILITIES_RAW RAW}) devices additionally support 611 * at least the following stream combinations on both 612 * {@link ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL_FULL FULL} and 613 * {@link ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED} devices: 614 * 615 * <table> 616 * <tr><th colspan="7">RAW-capability additional guaranteed configurations</th></tr> 617 * <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> 618 * <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> 619 * <tr> <td>`RAW `</td><td id="rb">`MAXIMUM`</td> <td colspan="2" id="rb"></td> <td colspan="2" id="rb"></td> <td>No-preview DNG capture.</td> </tr> 620 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`RAW `</td><td id="rb">`MAXIMUM`</td> <td colspan="2" id="rb"></td> <td>Standard DNG capture.</td> </tr> 621 * <tr> <td>`YUV `</td><td id="rb">`PREVIEW`</td> <td>`RAW `</td><td id="rb">`MAXIMUM`</td> <td colspan="2" id="rb"></td> <td>In-app processing plus DNG capture.</td> </tr> 622 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`RAW `</td><td id="rb">`MAXIMUM`</td> <td>Video recording with DNG capture.</td> </tr> 623 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`YUV `</td><td id="rb">`PREVIEW`</td> <td>`RAW `</td><td id="rb">`MAXIMUM`</td> <td>Preview with in-app processing and DNG capture.</td> </tr> 624 * <tr> <td>`YUV `</td><td id="rb">`PREVIEW`</td> <td>`YUV `</td><td id="rb">`PREVIEW`</td> <td>`RAW `</td><td id="rb">`MAXIMUM`</td> <td>Two-input in-app processing plus DNG capture.</td> </tr> 625 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`JPEG`</td><td id="rb">`MAXIMUM`</td> <td>`RAW `</td><td id="rb">`MAXIMUM`</td> <td>Still capture with simultaneous JPEG and DNG.</td> </tr> 626 * <tr> <td>`YUV `</td><td id="rb">`PREVIEW`</td> <td>`JPEG`</td><td id="rb">`MAXIMUM`</td> <td>`RAW `</td><td id="rb">`MAXIMUM`</td> <td>In-app processing with simultaneous JPEG and DNG.</td> </tr> 627 * </table><br> 628 * </p> 629 * 630 * <p>BURST-capability ({@link ACAMERA_REQUEST_AVAILABLE_CAPABILITIES} includes 631 * {@link ACAMERA_REQUEST_AVAILABLE_CAPABILITIES_BURST_CAPTURE BURST_CAPTURE}) devices 632 * support at least the below stream combinations in addition to those for 633 * {@link ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED LIMITED} devices. Note that all 634 * FULL-level devices support the BURST capability, and the below list is a strict subset of the 635 * list for FULL-level devices, so this table is only relevant for LIMITED-level devices that 636 * support the BURST_CAPTURE capability. 637 * 638 * <table> 639 * <tr><th colspan="5">BURST-capability additional guaranteed configurations</th></tr> 640 * <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> 641 * <tr><th>Type</th><th id="rb">Max size</th><th>Type</th><th id="rb">Max size</th> </tr> 642 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`PRIV`</td><td id="rb">`MAXIMUM`</td> <td>Maximum-resolution GPU processing with preview.</td> </tr> 643 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`YUV `</td><td id="rb">`MAXIMUM`</td> <td>Maximum-resolution in-app processing with preview.</td> </tr> 644 * <tr> <td>`YUV `</td><td id="rb">`PREVIEW`</td> <td>`YUV `</td><td id="rb">`MAXIMUM`</td> <td>Maximum-resolution two-input in-app processsing.</td> </tr> 645 * </table><br> 646 * </p> 647 * 648 * <p>LEVEL-3 ({@link ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL} 649 * `== `{@link ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL_3 LEVEL_3}) 650 * support at least the following stream combinations in addition to the combinations for 651 * {@link ACAMERA_INFO_SUPPORTED_HARDWARE_LEVEL_FULL FULL} and for 652 * RAW capability ({@link ACAMERA_REQUEST_AVAILABLE_CAPABILITIES} includes 653 * {@link ACAMERA_REQUEST_AVAILABLE_CAPABILITIES_RAW RAW}): 654 * 655 * <table> 656 * <tr><th colspan="11">LEVEL-3 additional guaranteed configurations</th></tr> 657 * <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> 658 * <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> 659 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`PRIV`</td><td id="rb">`640x480`</td> <td>`YUV`</td><td id="rb">`MAXIMUM`</td> <td>`RAW`</td><td id="rb">`MAXIMUM`</td> <td>In-app viewfinder analysis with dynamic selection of output format.</td> </tr> 660 * <tr> <td>`PRIV`</td><td id="rb">`PREVIEW`</td> <td>`PRIV`</td><td id="rb">`640x480`</td> <td>`JPEG`</td><td id="rb">`MAXIMUM`</td> <td>`RAW`</td><td id="rb">`MAXIMUM`</td> <td>In-app viewfinder analysis with dynamic selection of output format.</td> </tr> 661 * </table><br> 662 * </p> 663 * 664 * <p>Since the capabilities of camera devices vary greatly, a given camera device may support 665 * target combinations with sizes outside of these guarantees, but this can only be tested for 666 * by attempting to create a session with such targets.</p> 667 * 668 * <p>Exception on 176x144 (QCIF) resolution: 669 * Camera devices usually have a fixed capability for downscaling from larger resolution to 670 * smaller, and the QCIF resolution sometimes cannot be fully supported due to this 671 * limitation on devices with high-resolution image sensors. Therefore, trying to configure a 672 * QCIF resolution stream together with any other stream larger than 1920x1080 resolution 673 * (either width or height) might not be supported, and capture session creation will fail if it 674 * is not.</p> 675 * 676 * @param device the camera device of interest. 677 * @param outputs the {@link ACaptureSessionOutputContainer} describes all output streams. 678 * @param callbacks the {@link ACameraCaptureSession_stateCallbacks capture session state callbacks}. 679 * @param session the created {@link ACameraCaptureSession} will be filled here if the method call 680 * succeeds. 681 * 682 * @return <ul> 683 * <li>{@link ACAMERA_OK} if the method call succeeds. The created capture session will be 684 * filled in session argument.</li> 685 * <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if any of device, outputs, callbacks or 686 * session is NULL.</li> 687 * <li>{@link ACAMERA_ERROR_CAMERA_DISCONNECTED} if the camera device is closed.</li> 688 * <li>{@link ACAMERA_ERROR_CAMERA_DEVICE} if the camera device encounters fatal error.</li> 689 * <li>{@link ACAMERA_ERROR_CAMERA_SERVICE} if the camera service encounters fatal error.</li> 690 * <li>{@link ACAMERA_ERROR_UNKNOWN} if the method fails for some other reasons.</li></ul> 691 */ 692 camera_status_t ACameraDevice_createCaptureSession( 693 ACameraDevice* device, 694 const ACaptureSessionOutputContainer* outputs, 695 const ACameraCaptureSession_stateCallbacks* callbacks, 696 /*out*/ACameraCaptureSession** session) __INTRODUCED_IN(24); 697 698 /** 699 * Create a shared ACaptureSessionOutput object. 700 * 701 * <p>The ACaptureSessionOutput is used in {@link ACaptureSessionOutputContainer_add} method to add 702 * an output {@link ANativeWindow} to ACaptureSessionOutputContainer. Use 703 * {@link ACaptureSessionOutput_free} to free the object and its memory after application no longer 704 * needs the {@link ACaptureSessionOutput}. A shared ACaptureSessionOutput can be further modified 705 * via {@link ACaptureSessionSharedOutput_add} or {@link ACaptureSessionSharedOutput_remove} and 706 * must be updated via {@link ACameraCaptureSession_updateSharedOutput}.</p> 707 * 708 * @param anw the {@link ANativeWindow} to be associated with the {@link ACaptureSessionOutput} 709 * @param output the output {@link ACaptureSessionOutput} will be stored here if the 710 * method call succeeds. 711 * 712 * @return <ul> 713 * <li>{@link ACAMERA_OK} if the method call succeeds. The created container will be 714 * filled in the output argument.</li> 715 * <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if anw or output is NULL.</li></ul> 716 * 717 * @see ACaptureSessionOutputContainer_add 718 */ 719 camera_status_t ACaptureSessionSharedOutput_create( 720 ACameraWindowType* anw, /*out*/ACaptureSessionOutput** output) __INTRODUCED_IN(28); 721 722 /** 723 * Add a native window to shared ACaptureSessionOutput. 724 * 725 * The ACaptureSessionOutput must be created via {@link ACaptureSessionSharedOutput_create}. 726 * 727 * @param output the shared ACaptureSessionOutput to be extended. 728 * @param anw The new native window. 729 * 730 * @return <ul> 731 * <li>{@link ACAMERA_OK} if the method call succeeds.</li> 732 * <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if anw or output is NULL; or output is not 733 * shared see {@link ACaptureSessionSharedOutput_create}; or anw matches with the native 734 * window associated with ACaptureSessionOutput; or anw is already present inside 735 * ACaptureSessionOutput.</li></ul> 736 */ 737 camera_status_t ACaptureSessionSharedOutput_add(ACaptureSessionOutput *output, 738 ACameraWindowType *anw) __INTRODUCED_IN(28); 739 740 /** 741 * Remove a native window from shared ACaptureSessionOutput. 742 * 743 * @param output the {@link ACaptureSessionOutput} to be modified. 744 * @param anw The native window to be removed. 745 * 746 * @return <ul> 747 * <li>{@link ACAMERA_OK} if the method call succeeds.</li> 748 * <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if anw or output is NULL; or output is not 749 * shared see {@link ACaptureSessionSharedOutput_create}; or anw matches with the native 750 * window associated with ACaptureSessionOutput; or anw is not present inside 751 * ACaptureSessionOutput.</li></ul> 752 */ 753 camera_status_t ACaptureSessionSharedOutput_remove(ACaptureSessionOutput *output, 754 ACameraWindowType* anw) __INTRODUCED_IN(28); 755 756 /** 757 * Create a new camera capture session similar to {@link ACameraDevice_createCaptureSession}. This 758 * function allows clients to pass additional session parameters during session initialization. For 759 * further information about session parameters see {@link ACAMERA_REQUEST_AVAILABLE_SESSION_KEYS}. 760 * 761 * @param device the camera device of interest. 762 * @param outputs the {@link ACaptureSessionOutputContainer} describes all output streams. 763 * @param sessionParameters An optional capture request that contains the initial values of session 764 * parameters advertised in 765 * {@link ACAMERA_REQUEST_AVAILABLE_SESSION_KEYS}. 766 * @param callbacks the {@link ACameraCaptureSession_stateCallbacks} 767 * capture session state callbacks. 768 * @param session the created {@link ACameraCaptureSession} will be filled here if the method call 769 * succeeds. 770 * 771 * @return <ul> 772 * <li>{@link ACAMERA_OK} if the method call succeeds. The created capture session will be 773 * filled in session argument.</li> 774 * <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if any of device, outputs, callbacks or 775 * session is NULL.</li> 776 * <li>{@link ACAMERA_ERROR_CAMERA_DISCONNECTED} if the camera device is closed.</li> 777 * <li>{@link ACAMERA_ERROR_CAMERA_DEVICE} if the camera device encounters fatal error.</li> 778 * <li>{@link ACAMERA_ERROR_CAMERA_SERVICE} if the camera service encounters fatal error. 779 * </li> 780 * <li>{@link ACAMERA_ERROR_UNKNOWN} if the method fails for some other reasons.</li></ul> 781 */ 782 camera_status_t ACameraDevice_createCaptureSessionWithSessionParameters( 783 ACameraDevice* device, 784 const ACaptureSessionOutputContainer* outputs, 785 const ACaptureRequest* sessionParameters, 786 const ACameraCaptureSession_stateCallbacks* callbacks, 787 /*out*/ACameraCaptureSession** session) __INTRODUCED_IN(28); 788 789 /** 790 * Create a ACaptureSessionOutput object used for streaming from a physical 791 * camera as part of a logical camera device. 792 * 793 * <p>The ACaptureSessionOutput is used in {@link ACaptureSessionOutputContainer_add} method to add 794 * an output {@link ANativeWindow} to ACaptureSessionOutputContainer. Use 795 * {@link ACaptureSessionOutput_free} to free the object and its memory after application no longer 796 * needs the {@link ACaptureSessionOutput}.</p> 797 * 798 * @param anw the {@link ANativeWindow} to be associated with the {@link ACaptureSessionOutput} 799 * @param physicalId the Id of the physical camera this output is associated 800 * with. 801 * @param output the output {@link ACaptureSessionOutput} will be stored here if the 802 * method call succeeds. 803 * 804 * @return <ul> 805 * <li>{@link ACAMERA_OK} if the method call succeeds. The created container will be 806 * filled in the output argument.</li> 807 * <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if anw, physicalId or output is NULL.</li></ul> 808 * 809 * @see ACaptureSessionOutputContainer_add 810 */ 811 camera_status_t ACaptureSessionPhysicalOutput_create( 812 ACameraWindowType* anw, const char* physicalId, 813 /*out*/ACaptureSessionOutput** output) __INTRODUCED_IN(29); 814 815 /** 816 * Create a logical multi-camera ACaptureRequest for capturing images, initialized with template 817 * for a target use case, with the ability to specify physical camera settings. 818 * 819 * <p>The settings are chosen to be the best options for this camera device, 820 * so it is not recommended to reuse the same request for a different camera device.</p> 821 * 822 * <p>Note that for all keys in physical camera settings, only the keys 823 * advertised in ACAMERA_REQUEST_AVAILABLE_PHYSICAL_CAMERA_REQUEST_KEYS are 824 * applicable. All other keys are ignored by the camera device.</p> 825 * 826 * @param device the camera device of interest 827 * @param templateId the type of capture request to be created. 828 * See {@link ACameraDevice_request_template}. 829 * @param physicalIdList The list of physical camera Ids that can be used to 830 * customize the request for a specific physical camera. 831 * @param request the output request will be stored here if the method call succeeds. 832 * 833 * @return <ul> 834 * <li>{@link ACAMERA_OK} if the method call succeeds. The created capture request will be 835 * filled in request argument.</li> 836 * <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if device, physicalIdList, or request is 837 * NULL, templateId is undefined or camera device does not support 838 * requested template, or if some Ids in physicalIdList isn't a 839 * valid physical camera backing the current camera device.</li> 840 * <li>{@link ACAMERA_ERROR_CAMERA_DISCONNECTED} if the camera device is closed.</li> 841 * <li>{@link ACAMERA_ERROR_CAMERA_DEVICE} if the camera device encounters fatal error.</li> 842 * <li>{@link ACAMERA_ERROR_CAMERA_SERVICE} if the camera service encounters fatal error.</li> 843 * <li>{@link ACAMERA_ERROR_UNKNOWN} if the method fails for some other reasons.</li></ul> 844 * 845 * @see TEMPLATE_PREVIEW 846 * @see TEMPLATE_RECORD 847 * @see TEMPLATE_STILL_CAPTURE 848 * @see TEMPLATE_VIDEO_SNAPSHOT 849 * @see TEMPLATE_MANUAL 850 */ 851 camera_status_t ACameraDevice_createCaptureRequest_withPhysicalIds( 852 const ACameraDevice* device, ACameraDevice_request_template templateId, 853 const ACameraIdList* physicalIdList, 854 /*out*/ACaptureRequest** request) __INTRODUCED_IN(29); 855 856 /** 857 * Check whether a particular {@link ACaptureSessionOutputContainer} is supported by 858 * the camera device. 859 * 860 * <p>This method performs a runtime check of a given {@link 861 * ACaptureSessionOutputContainer}. The result confirms whether or not the 862 * passed CaptureSession outputs can be successfully used to create a camera 863 * capture session using {@link ACameraDevice_createCaptureSession}.</p> 864 * 865 * <p>This method can be called at any point before, during and after active 866 * capture session. It must not impact normal camera behavior in any way and 867 * must complete significantly faster than creating a capture session.</p> 868 * 869 * <p>Although this method is faster than creating a new capture session, it is not intended 870 * to be used for exploring the entire space of supported stream combinations.</p> 871 * 872 * @param device the camera device of interest 873 * @param sessionOutputContainer the {@link ACaptureSessionOutputContainer} of 874 * interest. 875 * 876 * @return <ul> 877 * <li>{@link ACAMERA_OK} if the given {@link ACaptureSessionOutputContainer} 878 * is supported by the camera device.</li> 879 * <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if device, or sessionOutputContainer 880 * is NULL.</li> 881 * <li>{@link ACAMERA_ERROR_STREAM_CONFIGURE_FAIL} if the given 882 * {@link ACaptureSessionOutputContainer} 883 * is not supported by 884 * the camera 885 * device.</li> 886 * <li>{@link ACAMERA_ERROR_UNSUPPORTED_OPERATION} if the query operation is not 887 * supported by the camera device.</li> 888 * </ul> 889 */ 890 camera_status_t ACameraDevice_isSessionConfigurationSupported( 891 const ACameraDevice* device, 892 const ACaptureSessionOutputContainer* sessionOutputContainer) __INTRODUCED_IN(29); 893 894 __END_DECLS 895 896 #endif /* _NDK_CAMERA_DEVICE_H */ 897 898 /** @} */ 899