StreamConfigurationMap.java revision fa0b9a00b48394bd9b7e5d54b2b4a5a33d7bd186
1/* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package android.hardware.camera2.params; 18 19import android.graphics.ImageFormat; 20import android.graphics.PixelFormat; 21import android.hardware.camera2.CameraCharacteristics; 22import android.hardware.camera2.CameraDevice; 23import android.hardware.camera2.CaptureRequest; 24import android.hardware.camera2.utils.HashCodeHelpers; 25import android.hardware.camera2.legacy.LegacyCameraDevice; 26import android.hardware.camera2.legacy.LegacyMetadataMapper; 27import android.hardware.camera2.legacy.LegacyExceptionUtils.BufferQueueAbandonedException; 28import android.view.Surface; 29import android.util.Log; 30import android.util.Range; 31import android.util.Size; 32 33import java.util.Arrays; 34import java.util.HashMap; 35import java.util.Objects; 36import java.util.Set; 37 38import static com.android.internal.util.Preconditions.*; 39 40/** 41 * Immutable class to store the available stream 42 * {@link CameraCharacteristics#SCALER_STREAM_CONFIGURATION_MAP configurations} to set up 43 * {@link android.view.Surface Surfaces} for creating a 44 * {@link android.hardware.camera2.CameraCaptureSession capture session} with 45 * {@link android.hardware.camera2.CameraDevice#createCaptureSession}. 46 * <!-- TODO: link to input stream configuration --> 47 * 48 * <p>This is the authoritative list for all <!-- input/ -->output formats (and sizes respectively 49 * for that format) that are supported by a camera device.</p> 50 * 51 * <p>This also contains the minimum frame durations and stall durations for each format/size 52 * combination that can be used to calculate effective frame rate when submitting multiple captures. 53 * </p> 54 * 55 * <p>An instance of this object is available from {@link CameraCharacteristics} using 56 * the {@link CameraCharacteristics#SCALER_STREAM_CONFIGURATION_MAP} key and the 57 * {@link CameraCharacteristics#get} method.</p> 58 * 59 * <pre><code>{@code 60 * CameraCharacteristics characteristics = cameraManager.getCameraCharacteristics(cameraId); 61 * StreamConfigurationMap configs = characteristics.get( 62 * CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP); 63 * }</code></pre> 64 * 65 * @see CameraCharacteristics#SCALER_STREAM_CONFIGURATION_MAP 66 * @see CameraDevice#createCaptureSession 67 */ 68public final class StreamConfigurationMap { 69 70 private static final String TAG = "StreamConfigurationMap"; 71 72 /** 73 * Create a new {@link StreamConfigurationMap}. 74 * 75 * <p>The array parameters ownership is passed to this object after creation; do not 76 * write to them after this constructor is invoked.</p> 77 * 78 * @param configurations a non-{@code null} array of {@link StreamConfiguration} 79 * @param minFrameDurations a non-{@code null} array of {@link StreamConfigurationDuration} 80 * @param stallDurations a non-{@code null} array of {@link StreamConfigurationDuration} 81 * @param highSpeedVideoConfigurations an array of {@link HighSpeedVideoConfiguration}, null if 82 * camera device does not support high speed video recording 83 * 84 * @throws NullPointerException if any of the arguments except highSpeedVideoConfigurations 85 * were {@code null} or any subelements were {@code null} 86 * 87 * @hide 88 */ 89 public StreamConfigurationMap( 90 StreamConfiguration[] configurations, 91 StreamConfigurationDuration[] minFrameDurations, 92 StreamConfigurationDuration[] stallDurations, 93 HighSpeedVideoConfiguration[] highSpeedVideoConfigurations) { 94 95 mConfigurations = checkArrayElementsNotNull(configurations, "configurations"); 96 mMinFrameDurations = checkArrayElementsNotNull(minFrameDurations, "minFrameDurations"); 97 mStallDurations = checkArrayElementsNotNull(stallDurations, "stallDurations"); 98 if (highSpeedVideoConfigurations == null) { 99 mHighSpeedVideoConfigurations = new HighSpeedVideoConfiguration[0]; 100 } else { 101 mHighSpeedVideoConfigurations = checkArrayElementsNotNull( 102 highSpeedVideoConfigurations, "highSpeedVideoConfigurations"); 103 } 104 105 // For each format, track how many sizes there are available to configure 106 for (StreamConfiguration config : configurations) { 107 HashMap<Integer, Integer> map = config.isOutput() ? mOutputFormats : mInputFormats; 108 109 Integer count = map.get(config.getFormat()); 110 111 if (count == null) { 112 count = 0; 113 } 114 count = count + 1; 115 116 map.put(config.getFormat(), count); 117 } 118 119 if (!mOutputFormats.containsKey(HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED)) { 120 throw new AssertionError( 121 "At least one stream configuration for IMPLEMENTATION_DEFINED must exist"); 122 } 123 124 // For each Size/FPS range, track how many FPS range/Size there are available 125 for (HighSpeedVideoConfiguration config : mHighSpeedVideoConfigurations) { 126 Size size = config.getSize(); 127 Range<Integer> fpsRange = config.getFpsRange(); 128 Integer fpsRangeCount = mHighSpeedVideoSizeMap.get(size); 129 if (fpsRangeCount == null) { 130 fpsRangeCount = 0; 131 } 132 mHighSpeedVideoSizeMap.put(size, fpsRangeCount + 1); 133 Integer sizeCount = mHighSpeedVideoFpsRangeMap.get(fpsRange); 134 if (sizeCount == null) { 135 sizeCount = 0; 136 } 137 mHighSpeedVideoFpsRangeMap.put(fpsRange, sizeCount + 1); 138 } 139 } 140 141 /** 142 * Get the image {@code format} output formats in this stream configuration. 143 * 144 * <p>All image formats returned by this function will be defined in either {@link ImageFormat} 145 * or in {@link PixelFormat} (and there is no possibility of collision).</p> 146 * 147 * <p>Formats listed in this array are guaranteed to return true if queried with 148 * {@link #isOutputSupportedFor(int)}.</p> 149 * 150 * @return an array of integer format 151 * 152 * @see ImageFormat 153 * @see PixelFormat 154 */ 155 public final int[] getOutputFormats() { 156 return getPublicFormats(/*output*/true); 157 } 158 159 /** 160 * Get the image {@code format} input formats in this stream configuration. 161 * 162 * <p>All image formats returned by this function will be defined in either {@link ImageFormat} 163 * or in {@link PixelFormat} (and there is no possibility of collision).</p> 164 * 165 * @return an array of integer format 166 * 167 * @see ImageFormat 168 * @see PixelFormat 169 * 170 * @hide 171 */ 172 public final int[] getInputFormats() { 173 return getPublicFormats(/*output*/false); 174 } 175 176 /** 177 * Get the supported input sizes for this input format. 178 * 179 * <p>The format must have come from {@link #getInputFormats}; otherwise 180 * {@code null} is returned.</p> 181 * 182 * @param format a format from {@link #getInputFormats} 183 * @return a non-empty array of sizes, or {@code null} if the format was not available. 184 * 185 * @hide 186 */ 187 public Size[] getInputSizes(final int format) { 188 return getPublicFormatSizes(format, /*output*/false); 189 } 190 191 /** 192 * Determine whether or not output surfaces with a particular user-defined format can be passed 193 * {@link CameraDevice#createCaptureSession createCaptureSession}. 194 * 195 * <p>This method determines that the output {@code format} is supported by the camera device; 196 * each output {@code surface} target may or may not itself support that {@code format}. 197 * Refer to the class which provides the surface for additional documentation.</p> 198 * 199 * <p>Formats for which this returns {@code true} are guaranteed to exist in the result 200 * returned by {@link #getOutputSizes}.</p> 201 * 202 * @param format an image format from either {@link ImageFormat} or {@link PixelFormat} 203 * @return 204 * {@code true} iff using a {@code surface} with this {@code format} will be 205 * supported with {@link CameraDevice#createCaptureSession} 206 * 207 * @throws IllegalArgumentException 208 * if the image format was not a defined named constant 209 * from either {@link ImageFormat} or {@link PixelFormat} 210 * 211 * @see ImageFormat 212 * @see PixelFormat 213 * @see CameraDevice#createCaptureSession 214 */ 215 public boolean isOutputSupportedFor(int format) { 216 checkArgumentFormat(format); 217 218 format = imageFormatToInternal(format); 219 return getFormatsMap(/*output*/true).containsKey(format); 220 } 221 222 /** 223 * Determine whether or not output streams can be configured with a particular class 224 * as a consumer. 225 * 226 * <p>The following list is generally usable for outputs: 227 * <ul> 228 * <li>{@link android.media.ImageReader} - 229 * Recommended for image processing or streaming to external resources (such as a file or 230 * network) 231 * <li>{@link android.media.MediaRecorder} - 232 * Recommended for recording video (simple to use) 233 * <li>{@link android.media.MediaCodec} - 234 * Recommended for recording video (more complicated to use, with more flexibility) 235 * <li>{@link android.renderscript.Allocation} - 236 * Recommended for image processing with {@link android.renderscript RenderScript} 237 * <li>{@link android.view.SurfaceHolder} - 238 * Recommended for low-power camera preview with {@link android.view.SurfaceView} 239 * <li>{@link android.graphics.SurfaceTexture} - 240 * Recommended for OpenGL-accelerated preview processing or compositing with 241 * {@link android.view.TextureView} 242 * </ul> 243 * </p> 244 * 245 * <p>Generally speaking this means that creating a {@link Surface} from that class <i>may</i> 246 * provide a producer endpoint that is suitable to be used with 247 * {@link CameraDevice#createCaptureSession}.</p> 248 * 249 * <p>Since not all of the above classes support output of all format and size combinations, 250 * the particular combination should be queried with {@link #isOutputSupportedFor(Surface)}.</p> 251 * 252 * @param klass a non-{@code null} {@link Class} object reference 253 * @return {@code true} if this class is supported as an output, {@code false} otherwise 254 * 255 * @throws NullPointerException if {@code klass} was {@code null} 256 * 257 * @see CameraDevice#createCaptureSession 258 * @see #isOutputSupportedFor(Surface) 259 */ 260 public static <T> boolean isOutputSupportedFor(Class<T> klass) { 261 checkNotNull(klass, "klass must not be null"); 262 263 if (klass == android.media.ImageReader.class) { 264 return true; 265 } else if (klass == android.media.MediaRecorder.class) { 266 return true; 267 } else if (klass == android.media.MediaCodec.class) { 268 return true; 269 } else if (klass == android.renderscript.Allocation.class) { 270 return true; 271 } else if (klass == android.view.SurfaceHolder.class) { 272 return true; 273 } else if (klass == android.graphics.SurfaceTexture.class) { 274 return true; 275 } 276 277 return false; 278 } 279 280 /** 281 * Determine whether or not the {@code surface} in its current state is suitable to be included 282 * in a {@link CameraDevice#createCaptureSession capture session} as an output. 283 * 284 * <p>Not all surfaces are usable with the {@link CameraDevice}, and not all configurations 285 * of that {@code surface} are compatible. Some classes that provide the {@code surface} are 286 * compatible with the {@link CameraDevice} in general 287 * (see {@link #isOutputSupportedFor(Class)}, but it is the caller's responsibility to put the 288 * {@code surface} into a state that will be compatible with the {@link CameraDevice}.</p> 289 * 290 * <p>Reasons for a {@code surface} being specifically incompatible might be: 291 * <ul> 292 * <li>Using a format that's not listed by {@link #getOutputFormats} 293 * <li>Using a format/size combination that's not listed by {@link #getOutputSizes} 294 * <li>The {@code surface} itself is not in a state where it can service a new producer.</p> 295 * </li> 296 * </ul> 297 * 298 * <p>Surfaces from flexible sources will return true even if the exact size of the Surface does 299 * not match a camera-supported size, as long as the format (or class) is supported and the 300 * camera device supports a size that is equal to or less than 1080p in that format. If such as 301 * Surface is used to create a capture session, it will have its size rounded to the nearest 302 * supported size, below or equal to 1080p. Flexible sources include SurfaceView, SurfaceTexture, 303 * and ImageReader.</p> 304 * 305 * <p>This is not an exhaustive list; see the particular class's documentation for further 306 * possible reasons of incompatibility.</p> 307 * 308 * @param surface a non-{@code null} {@link Surface} object reference 309 * @return {@code true} if this is supported, {@code false} otherwise 310 * 311 * @throws NullPointerException if {@code surface} was {@code null} 312 * @throws IllegalArgumentException if the Surface endpoint is no longer valid 313 * 314 * @see CameraDevice#createCaptureSession 315 * @see #isOutputSupportedFor(Class) 316 */ 317 public boolean isOutputSupportedFor(Surface surface) { 318 checkNotNull(surface, "surface must not be null"); 319 320 Size surfaceSize; 321 int surfaceFormat = -1; 322 try { 323 surfaceSize = LegacyCameraDevice.getSurfaceSize(surface); 324 surfaceFormat = LegacyCameraDevice.detectSurfaceType(surface); 325 } catch(BufferQueueAbandonedException e) { 326 throw new IllegalArgumentException("Abandoned surface", e); 327 } 328 329 // See if consumer is flexible. 330 boolean isFlexible = LegacyCameraDevice.isFlexibleConsumer(surface); 331 332 // Override RGB formats to IMPLEMENTATION_DEFINED, b/9487482 333 if ((surfaceFormat >= LegacyMetadataMapper.HAL_PIXEL_FORMAT_RGBA_8888 && 334 surfaceFormat <= LegacyMetadataMapper.HAL_PIXEL_FORMAT_BGRA_8888)) { 335 surfaceFormat = LegacyMetadataMapper.HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED; 336 } 337 338 for (StreamConfiguration config : mConfigurations) { 339 if (config.getFormat() == surfaceFormat && config.isOutput()) { 340 // Mathing format, either need exact size match, or a flexible consumer 341 // and a size no bigger than MAX_DIMEN_FOR_ROUNDING 342 if (config.getSize().equals(surfaceSize)) { 343 return true; 344 } else if (isFlexible && 345 (config.getSize().getWidth() <= LegacyCameraDevice.MAX_DIMEN_FOR_ROUNDING)) { 346 return true; 347 } 348 } 349 } 350 return false; 351 } 352 353 /** 354 * Get a list of sizes compatible with {@code klass} to use as an output. 355 * 356 * <p>Since some of the supported classes may support additional formats beyond 357 * an opaque/implementation-defined (under-the-hood) format; this function only returns 358 * sizes for the implementation-defined format.</p> 359 * 360 * <p>Some classes such as {@link android.media.ImageReader} may only support user-defined 361 * formats; in particular {@link #isOutputSupportedFor(Class)} will return {@code true} for 362 * that class and this method will return an empty array (but not {@code null}).</p> 363 * 364 * <p>If a well-defined format such as {@code NV21} is required, use 365 * {@link #getOutputSizes(int)} instead.</p> 366 * 367 * <p>The {@code klass} should be a supported output, that querying 368 * {@code #isOutputSupportedFor(Class)} should return {@code true}.</p> 369 * 370 * @param klass 371 * a non-{@code null} {@link Class} object reference 372 * @return 373 * an array of supported sizes for implementation-defined formats, 374 * or {@code null} iff the {@code klass} is not a supported output 375 * 376 * @throws NullPointerException if {@code klass} was {@code null} 377 * 378 * @see #isOutputSupportedFor(Class) 379 */ 380 public <T> Size[] getOutputSizes(Class<T> klass) { 381 // Image reader is "supported", but never for implementation-defined formats; return empty 382 if (android.media.ImageReader.class.isAssignableFrom(klass)) { 383 return new Size[0]; 384 } 385 386 if (isOutputSupportedFor(klass) == false) { 387 return null; 388 } 389 390 return getInternalFormatSizes(HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, /*output*/true); 391 } 392 393 /** 394 * Get a list of sizes compatible with the requested image {@code format}. 395 * 396 * <p>The {@code format} should be a supported format (one of the formats returned by 397 * {@link #getOutputFormats}).</p> 398 * 399 * @param format an image format from {@link ImageFormat} or {@link PixelFormat} 400 * @return 401 * an array of supported sizes, 402 * or {@code null} if the {@code format} is not a supported output 403 * 404 * @see ImageFormat 405 * @see PixelFormat 406 * @see #getOutputFormats 407 */ 408 public Size[] getOutputSizes(int format) { 409 return getPublicFormatSizes(format, /*output*/true); 410 } 411 412 /** 413 * Get a list of supported high speed video recording sizes. 414 * 415 * <p> When HIGH_SPEED_VIDEO is supported in 416 * {@link CameraCharacteristics#CONTROL_AVAILABLE_SCENE_MODES available scene modes}, this 417 * method will list the supported high speed video size configurations. All the sizes listed 418 * will be a subset of the sizes reported by {@link #getOutputSizes} for processed non-stalling 419 * formats (typically ImageFormat#YUV_420_888, ImageFormat#NV21, ImageFormat#YV12)</p> 420 * 421 * <p> To enable high speed video recording, application must set 422 * {@link CaptureRequest#CONTROL_SCENE_MODE} to 423 * {@link CaptureRequest#CONTROL_SCENE_MODE_HIGH_SPEED_VIDEO HIGH_SPEED_VIDEO} in capture 424 * requests and select the video size from this method and 425 * {@link CaptureRequest#CONTROL_AE_TARGET_FPS_RANGE FPS range} from 426 * {@link #getHighSpeedVideoFpsRangesFor} to configure the recording and preview streams and 427 * setup the recording requests. For example, if the application intends to do high speed 428 * recording, it can select the maximum size reported by this method to configure output 429 * streams. Note that for the use case of multiple output streams, application must select one 430 * unique size from this method to use. Otherwise a request error might occur. Once the size is 431 * selected, application can get the supported FPS ranges by 432 * {@link #getHighSpeedVideoFpsRangesFor}, and use these FPS ranges to setup the recording 433 * requests.</p> 434 * 435 * @return 436 * an array of supported high speed video recording sizes 437 * 438 * @see #getHighSpeedVideoFpsRangesFor(Size) 439 */ 440 public Size[] getHighSpeedVideoSizes() { 441 Set<Size> keySet = mHighSpeedVideoSizeMap.keySet(); 442 return keySet.toArray(new Size[keySet.size()]); 443 } 444 445 /** 446 * Get the frame per second ranges (fpsMin, fpsMax) for input high speed video size. 447 * 448 * <p> See {@link #getHighSpeedVideoSizes} for how to enable high speed recording.</p> 449 * 450 * <p> For normal video recording use case, where some application will NOT set 451 * {@link CaptureRequest#CONTROL_SCENE_MODE} to 452 * {@link CaptureRequest#CONTROL_SCENE_MODE_HIGH_SPEED_VIDEO HIGH_SPEED_VIDEO} in capture 453 * requests, the {@link CaptureRequest#CONTROL_AE_TARGET_FPS_RANGE FPS ranges} reported in 454 * this method must not be used to setup capture requests, or it will cause request error.</p> 455 * 456 * @param size one of the sizes returned by {@link #getHighSpeedVideoSizes()} 457 * @return 458 * An array of FPS range to use with 459 * {@link CaptureRequest#CONTROL_AE_TARGET_FPS_RANGE TARGET_FPS_RANGE} when using 460 * {@link CaptureRequest#CONTROL_SCENE_MODE_HIGH_SPEED_VIDEO HIGH_SPEED_VIDEO} scene 461 * mode. 462 * The upper bound of returned ranges is guaranteed to be larger or equal to 60. 463 * 464 * @throws IllegalArgumentException if input size does not exist in the return value of 465 * getHighSpeedVideoSizes 466 * @see #getHighSpeedVideoSizes() 467 */ 468 public Range<Integer>[] getHighSpeedVideoFpsRangesFor(Size size) { 469 Integer fpsRangeCount = mHighSpeedVideoSizeMap.get(size); 470 if (fpsRangeCount == null || fpsRangeCount == 0) { 471 throw new IllegalArgumentException(String.format( 472 "Size %s does not support high speed video recording", size)); 473 } 474 475 @SuppressWarnings("unchecked") 476 Range<Integer>[] fpsRanges = new Range[fpsRangeCount]; 477 int i = 0; 478 for (HighSpeedVideoConfiguration config : mHighSpeedVideoConfigurations) { 479 if (size.equals(config.getSize())) { 480 fpsRanges[i++] = config.getFpsRange(); 481 } 482 } 483 return fpsRanges; 484 } 485 486 /** 487 * Get a list of supported high speed video recording FPS ranges. 488 * 489 * <p> When HIGH_SPEED_VIDEO is supported in 490 * {@link CameraCharacteristics#CONTROL_AVAILABLE_SCENE_MODES available scene modes}, this 491 * method will list the supported high speed video FPS range configurations. Application can 492 * then use {@link #getHighSpeedVideoSizesFor} to query available sizes for one of returned 493 * FPS range.</p> 494 * 495 * <p> To enable high speed video recording, application must set 496 * {@link CaptureRequest#CONTROL_SCENE_MODE} to 497 * {@link CaptureRequest#CONTROL_SCENE_MODE_HIGH_SPEED_VIDEO HIGH_SPEED_VIDEO} in capture 498 * requests and select the video size from {@link #getHighSpeedVideoSizesFor} and 499 * {@link CaptureRequest#CONTROL_AE_TARGET_FPS_RANGE FPS range} from 500 * this method to configure the recording and preview streams and setup the recording requests. 501 * For example, if the application intends to do high speed recording, it can select one FPS 502 * range reported by this method, query the video sizes corresponding to this FPS range by 503 * {@link #getHighSpeedVideoSizesFor} and select one of reported sizes to configure output 504 * streams. Note that for the use case of multiple output streams, application must select one 505 * unique size from {@link #getHighSpeedVideoSizesFor}, and use it for all output streams. 506 * Otherwise a request error might occur when attempting to enable 507 * {@link CaptureRequest#CONTROL_SCENE_MODE_HIGH_SPEED_VIDEO HIGH_SPEED_VIDEO}. 508 * Once the stream is configured, application can set the FPS range in the recording requests. 509 * </p> 510 * 511 * @return 512 * an array of supported high speed video recording FPS ranges 513 * The upper bound of returned ranges is guaranteed to be larger or equal to 60. 514 * 515 * @see #getHighSpeedVideoSizesFor 516 */ 517 @SuppressWarnings("unchecked") 518 public Range<Integer>[] getHighSpeedVideoFpsRanges() { 519 Set<Range<Integer>> keySet = mHighSpeedVideoFpsRangeMap.keySet(); 520 return keySet.toArray(new Range[keySet.size()]); 521 } 522 523 /** 524 * Get the supported video sizes for input FPS range. 525 * 526 * <p> See {@link #getHighSpeedVideoFpsRanges} for how to enable high speed recording.</p> 527 * 528 * <p> For normal video recording use case, where the application will NOT set 529 * {@link CaptureRequest#CONTROL_SCENE_MODE} to 530 * {@link CaptureRequest#CONTROL_SCENE_MODE_HIGH_SPEED_VIDEO HIGH_SPEED_VIDEO} in capture 531 * requests, the {@link CaptureRequest#CONTROL_AE_TARGET_FPS_RANGE FPS ranges} reported in 532 * this method must not be used to setup capture requests, or it will cause request error.</p> 533 * 534 * @param fpsRange one of the FPS range returned by {@link #getHighSpeedVideoFpsRanges()} 535 * @return 536 * An array of video sizes to configure output stream when using 537 * {@link CaptureRequest#CONTROL_SCENE_MODE_HIGH_SPEED_VIDEO HIGH_SPEED_VIDEO} scene 538 * mode. 539 * 540 * @throws IllegalArgumentException if input FPS range does not exist in the return value of 541 * getHighSpeedVideoFpsRanges 542 * @see #getHighSpeedVideoFpsRanges() 543 */ 544 public Size[] getHighSpeedVideoSizesFor(Range<Integer> fpsRange) { 545 Integer sizeCount = mHighSpeedVideoFpsRangeMap.get(fpsRange); 546 if (sizeCount == null || sizeCount == 0) { 547 throw new IllegalArgumentException(String.format( 548 "FpsRange %s does not support high speed video recording", fpsRange)); 549 } 550 551 Size[] sizes = new Size[sizeCount]; 552 int i = 0; 553 for (HighSpeedVideoConfiguration config : mHighSpeedVideoConfigurations) { 554 if (fpsRange.equals(config.getFpsRange())) { 555 sizes[i++] = config.getSize(); 556 } 557 } 558 return sizes; 559 } 560 561 /** 562 * Get the minimum {@link CaptureRequest#SENSOR_FRAME_DURATION frame duration} 563 * for the format/size combination (in nanoseconds). 564 * 565 * <p>{@code format} should be one of the ones returned by {@link #getOutputFormats()}.</p> 566 * <p>{@code size} should be one of the ones returned by 567 * {@link #getOutputSizes(int)}.</p> 568 * 569 * <p>This should correspond to the frame duration when only that stream is active, with all 570 * processing (typically in {@code android.*.mode}) set to either {@code OFF} or {@code FAST}. 571 * </p> 572 * 573 * <p>When multiple streams are used in a request, the minimum frame duration will be 574 * {@code max(individual stream min durations)}.</p> 575 * 576 * <p>For devices that do not support manual sensor control 577 * ({@link android.hardware.camera2.CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR}), 578 * this function may return 0.</p> 579 * 580 * <!-- 581 * TODO: uncomment after adding input stream support 582 * <p>The minimum frame duration of a stream (of a particular format, size) is the same 583 * regardless of whether the stream is input or output.</p> 584 * --> 585 * 586 * @param format an image format from {@link ImageFormat} or {@link PixelFormat} 587 * @param size an output-compatible size 588 * @return a minimum frame duration {@code >} 0 in nanoseconds, or 589 * 0 if the minimum frame duration is not available. 590 * 591 * @throws IllegalArgumentException if {@code format} or {@code size} was not supported 592 * @throws NullPointerException if {@code size} was {@code null} 593 * 594 * @see CaptureRequest#SENSOR_FRAME_DURATION 595 * @see #getOutputStallDuration(int, Size) 596 * @see ImageFormat 597 * @see PixelFormat 598 */ 599 public long getOutputMinFrameDuration(int format, Size size) { 600 checkNotNull(size, "size must not be null"); 601 checkArgumentFormatSupported(format, /*output*/true); 602 603 return getInternalFormatDuration(imageFormatToInternal(format), size, DURATION_MIN_FRAME); 604 } 605 606 /** 607 * Get the minimum {@link CaptureRequest#SENSOR_FRAME_DURATION frame duration} 608 * for the class/size combination (in nanoseconds). 609 * 610 * <p>This assumes a the {@code klass} is set up to use an implementation-defined format. 611 * For user-defined formats, use {@link #getOutputMinFrameDuration(int, Size)}.</p> 612 * 613 * <p>{@code klass} should be one of the ones which is supported by 614 * {@link #isOutputSupportedFor(Class)}.</p> 615 * 616 * <p>{@code size} should be one of the ones returned by 617 * {@link #getOutputSizes(int)}.</p> 618 * 619 * <p>This should correspond to the frame duration when only that stream is active, with all 620 * processing (typically in {@code android.*.mode}) set to either {@code OFF} or {@code FAST}. 621 * </p> 622 * 623 * <p>When multiple streams are used in a request, the minimum frame duration will be 624 * {@code max(individual stream min durations)}.</p> 625 * 626 * <p>For devices that do not support manual sensor control 627 * ({@link android.hardware.camera2.CameraMetadata#REQUEST_AVAILABLE_CAPABILITIES_MANUAL_SENSOR}), 628 * this function may return 0.</p> 629 * 630 * <!-- 631 * TODO: uncomment after adding input stream support 632 * <p>The minimum frame duration of a stream (of a particular format, size) is the same 633 * regardless of whether the stream is input or output.</p> 634 * --> 635 * 636 * @param klass 637 * a class which is supported by {@link #isOutputSupportedFor(Class)} and has a 638 * non-empty array returned by {@link #getOutputSizes(Class)} 639 * @param size an output-compatible size 640 * @return a minimum frame duration {@code >} 0 in nanoseconds, or 641 * 0 if the minimum frame duration is not available. 642 * 643 * @throws IllegalArgumentException if {@code klass} or {@code size} was not supported 644 * @throws NullPointerException if {@code size} or {@code klass} was {@code null} 645 * 646 * @see CaptureRequest#SENSOR_FRAME_DURATION 647 * @see ImageFormat 648 * @see PixelFormat 649 */ 650 public <T> long getOutputMinFrameDuration(final Class<T> klass, final Size size) { 651 if (!isOutputSupportedFor(klass)) { 652 throw new IllegalArgumentException("klass was not supported"); 653 } 654 655 return getInternalFormatDuration(HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, 656 size, DURATION_MIN_FRAME); 657 } 658 659 /** 660 * Get the stall duration for the format/size combination (in nanoseconds). 661 * 662 * <p>{@code format} should be one of the ones returned by {@link #getOutputFormats()}.</p> 663 * <p>{@code size} should be one of the ones returned by 664 * {@link #getOutputSizes(int)}.</p> 665 * 666 * <p> 667 * A stall duration is how much extra time would get added to the normal minimum frame duration 668 * for a repeating request that has streams with non-zero stall. 669 * 670 * <p>For example, consider JPEG captures which have the following characteristics: 671 * 672 * <ul> 673 * <li>JPEG streams act like processed YUV streams in requests for which they are not included; 674 * in requests in which they are directly referenced, they act as JPEG streams. 675 * This is because supporting a JPEG stream requires the underlying YUV data to always be ready 676 * for use by a JPEG encoder, but the encoder will only be used (and impact frame duration) on 677 * requests that actually reference a JPEG stream. 678 * <li>The JPEG processor can run concurrently to the rest of the camera pipeline, but cannot 679 * process more than 1 capture at a time. 680 * </ul> 681 * 682 * <p>In other words, using a repeating YUV request would result in a steady frame rate 683 * (let's say it's 30 FPS). If a single JPEG request is submitted periodically, 684 * the frame rate will stay at 30 FPS (as long as we wait for the previous JPEG to return each 685 * time). If we try to submit a repeating YUV + JPEG request, then the frame rate will drop from 686 * 30 FPS.</p> 687 * 688 * <p>In general, submitting a new request with a non-0 stall time stream will <em>not</em> cause a 689 * frame rate drop unless there are still outstanding buffers for that stream from previous 690 * requests.</p> 691 * 692 * <p>Submitting a repeating request with streams (call this {@code S}) is the same as setting 693 * the minimum frame duration from the normal minimum frame duration corresponding to {@code S}, 694 * added with the maximum stall duration for {@code S}.</p> 695 * 696 * <p>If interleaving requests with and without a stall duration, a request will stall by the 697 * maximum of the remaining times for each can-stall stream with outstanding buffers.</p> 698 * 699 * <p>This means that a stalling request will not have an exposure start until the stall has 700 * completed.</p> 701 * 702 * <p>This should correspond to the stall duration when only that stream is active, with all 703 * processing (typically in {@code android.*.mode}) set to {@code FAST} or {@code OFF}. 704 * Setting any of the processing modes to {@code HIGH_QUALITY} effectively results in an 705 * indeterminate stall duration for all streams in a request (the regular stall calculation 706 * rules are ignored).</p> 707 * 708 * <p>The following formats may always have a stall duration: 709 * <ul> 710 * <li>{@link ImageFormat#JPEG JPEG} 711 * <li>{@link ImageFormat#RAW_SENSOR RAW16} 712 * </ul> 713 * </p> 714 * 715 * <p>The following formats will never have a stall duration: 716 * <ul> 717 * <li>{@link ImageFormat#YUV_420_888 YUV_420_888} 718 * <li>{@link #isOutputSupportedFor(Class) Implementation-Defined} 719 * </ul></p> 720 * 721 * <p> 722 * All other formats may or may not have an allowed stall duration on a per-capability basis; 723 * refer to {@link CameraCharacteristics#REQUEST_AVAILABLE_CAPABILITIES 724 * android.request.availableCapabilities} for more details.</p> 725 * </p> 726 * 727 * <p>See {@link CaptureRequest#SENSOR_FRAME_DURATION android.sensor.frameDuration} 728 * for more information about calculating the max frame rate (absent stalls).</p> 729 * 730 * @param format an image format from {@link ImageFormat} or {@link PixelFormat} 731 * @param size an output-compatible size 732 * @return a stall duration {@code >=} 0 in nanoseconds 733 * 734 * @throws IllegalArgumentException if {@code format} or {@code size} was not supported 735 * @throws NullPointerException if {@code size} was {@code null} 736 * 737 * @see CaptureRequest#SENSOR_FRAME_DURATION 738 * @see ImageFormat 739 * @see PixelFormat 740 */ 741 public long getOutputStallDuration(int format, Size size) { 742 checkArgumentFormatSupported(format, /*output*/true); 743 744 return getInternalFormatDuration(imageFormatToInternal(format), 745 size, DURATION_STALL); 746 } 747 748 /** 749 * Get the stall duration for the class/size combination (in nanoseconds). 750 * 751 * <p>This assumes a the {@code klass} is set up to use an implementation-defined format. 752 * For user-defined formats, use {@link #getOutputMinFrameDuration(int, Size)}.</p> 753 * 754 * <p>{@code klass} should be one of the ones with a non-empty array returned by 755 * {@link #getOutputSizes(Class)}.</p> 756 * 757 * <p>{@code size} should be one of the ones returned by 758 * {@link #getOutputSizes(Class)}.</p> 759 * 760 * <p>See {@link #getOutputStallDuration(int, Size)} for a definition of a 761 * <em>stall duration</em>.</p> 762 * 763 * @param klass 764 * a class which is supported by {@link #isOutputSupportedFor(Class)} and has a 765 * non-empty array returned by {@link #getOutputSizes(Class)} 766 * @param size an output-compatible size 767 * @return a minimum frame duration {@code >=} 0 in nanoseconds 768 * 769 * @throws IllegalArgumentException if {@code klass} or {@code size} was not supported 770 * @throws NullPointerException if {@code size} or {@code klass} was {@code null} 771 * 772 * @see CaptureRequest#SENSOR_FRAME_DURATION 773 * @see ImageFormat 774 * @see PixelFormat 775 */ 776 public <T> long getOutputStallDuration(final Class<T> klass, final Size size) { 777 if (!isOutputSupportedFor(klass)) { 778 throw new IllegalArgumentException("klass was not supported"); 779 } 780 781 return getInternalFormatDuration(HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, 782 size, DURATION_STALL); 783 } 784 785 /** 786 * Check if this {@link StreamConfigurationMap} is equal to another 787 * {@link StreamConfigurationMap}. 788 * 789 * <p>Two vectors are only equal if and only if each of the respective elements is equal.</p> 790 * 791 * @return {@code true} if the objects were equal, {@code false} otherwise 792 */ 793 @Override 794 public boolean equals(final Object obj) { 795 if (obj == null) { 796 return false; 797 } 798 if (this == obj) { 799 return true; 800 } 801 if (obj instanceof StreamConfigurationMap) { 802 final StreamConfigurationMap other = (StreamConfigurationMap) obj; 803 // XX: do we care about order? 804 return Arrays.equals(mConfigurations, other.mConfigurations) && 805 Arrays.equals(mMinFrameDurations, other.mMinFrameDurations) && 806 Arrays.equals(mStallDurations, other.mStallDurations) && 807 Arrays.equals(mHighSpeedVideoConfigurations, 808 other.mHighSpeedVideoConfigurations); 809 } 810 return false; 811 } 812 813 /** 814 * {@inheritDoc} 815 */ 816 @Override 817 public int hashCode() { 818 // XX: do we care about order? 819 return HashCodeHelpers.hashCode( 820 mConfigurations, mMinFrameDurations, 821 mStallDurations, mHighSpeedVideoConfigurations); 822 } 823 824 // Check that the argument is supported by #getOutputFormats or #getInputFormats 825 private int checkArgumentFormatSupported(int format, boolean output) { 826 checkArgumentFormat(format); 827 828 int[] formats = output ? getOutputFormats() : getInputFormats(); 829 for (int i = 0; i < formats.length; ++i) { 830 if (format == formats[i]) { 831 return format; 832 } 833 } 834 835 throw new IllegalArgumentException(String.format( 836 "format %x is not supported by this stream configuration map", format)); 837 } 838 839 /** 840 * Ensures that the format is either user-defined or implementation defined. 841 * 842 * <p>If a format has a different internal representation than the public representation, 843 * passing in the public representation here will fail.</p> 844 * 845 * <p>For example if trying to use {@link ImageFormat#JPEG}: 846 * it has a different public representation than the internal representation 847 * {@code HAL_PIXEL_FORMAT_BLOB}, this check will fail.</p> 848 * 849 * <p>Any invalid/undefined formats will raise an exception.</p> 850 * 851 * @param format image format 852 * @return the format 853 * 854 * @throws IllegalArgumentException if the format was invalid 855 */ 856 static int checkArgumentFormatInternal(int format) { 857 switch (format) { 858 case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED: 859 case HAL_PIXEL_FORMAT_BLOB: 860 case HAL_PIXEL_FORMAT_RAW_OPAQUE: 861 return format; 862 case ImageFormat.JPEG: 863 throw new IllegalArgumentException( 864 "ImageFormat.JPEG is an unknown internal format"); 865 default: 866 return checkArgumentFormat(format); 867 } 868 } 869 870 /** 871 * Ensures that the format is publicly user-defined in either ImageFormat or PixelFormat. 872 * 873 * <p>If a format has a different public representation than the internal representation, 874 * passing in the internal representation here will fail.</p> 875 * 876 * <p>For example if trying to use {@code HAL_PIXEL_FORMAT_BLOB}: 877 * it has a different internal representation than the public representation 878 * {@link ImageFormat#JPEG}, this check will fail.</p> 879 * 880 * <p>Any invalid/undefined formats will raise an exception, including implementation-defined. 881 * </p> 882 * 883 * <p>Note that {@code @hide} and deprecated formats will not pass this check.</p> 884 * 885 * @param format image format 886 * @return the format 887 * 888 * @throws IllegalArgumentException if the format was not user-defined 889 */ 890 static int checkArgumentFormat(int format) { 891 if (!ImageFormat.isPublicFormat(format) && !PixelFormat.isPublicFormat(format)) { 892 throw new IllegalArgumentException(String.format( 893 "format 0x%x was not defined in either ImageFormat or PixelFormat", format)); 894 } 895 896 return format; 897 } 898 899 /** 900 * Convert a public-visible {@code ImageFormat} into an internal format 901 * compatible with {@code graphics.h}. 902 * 903 * <p>In particular these formats are converted: 904 * <ul> 905 * <li>HAL_PIXEL_FORMAT_BLOB => ImageFormat.JPEG 906 * </ul> 907 * </p> 908 * 909 * <p>Passing in an implementation-defined format which has no public equivalent will fail; 910 * as will passing in a public format which has a different internal format equivalent. 911 * See {@link #checkArgumentFormat} for more details about a legal public format.</p> 912 * 913 * <p>All other formats are returned as-is, no further invalid check is performed.</p> 914 * 915 * <p>This function is the dual of {@link #imageFormatToInternal}.</p> 916 * 917 * @param format image format from {@link ImageFormat} or {@link PixelFormat} 918 * @return the converted image formats 919 * 920 * @throws IllegalArgumentException 921 * if {@code format} is {@code HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED} or 922 * {@link ImageFormat#JPEG} 923 * 924 * @see ImageFormat 925 * @see PixelFormat 926 * @see #checkArgumentFormat 927 */ 928 static int imageFormatToPublic(int format) { 929 switch (format) { 930 case HAL_PIXEL_FORMAT_BLOB: 931 return ImageFormat.JPEG; 932 case ImageFormat.JPEG: 933 throw new IllegalArgumentException( 934 "ImageFormat.JPEG is an unknown internal format"); 935 case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED: 936 throw new IllegalArgumentException( 937 "IMPLEMENTATION_DEFINED must not leak to public API"); 938 default: 939 return format; 940 } 941 } 942 943 /** 944 * Convert image formats from internal to public formats (in-place). 945 * 946 * @param formats an array of image formats 947 * @return {@code formats} 948 * 949 * @see #imageFormatToPublic 950 */ 951 static int[] imageFormatToPublic(int[] formats) { 952 if (formats == null) { 953 return null; 954 } 955 956 for (int i = 0; i < formats.length; ++i) { 957 formats[i] = imageFormatToPublic(formats[i]); 958 } 959 960 return formats; 961 } 962 963 /** 964 * Convert a public format compatible with {@code ImageFormat} to an internal format 965 * from {@code graphics.h}. 966 * 967 * <p>In particular these formats are converted: 968 * <ul> 969 * <li>ImageFormat.JPEG => HAL_PIXEL_FORMAT_BLOB 970 * </ul> 971 * </p> 972 * 973 * <p>Passing in an implementation-defined format here will fail (it's not a public format); 974 * as will passing in an internal format which has a different public format equivalent. 975 * See {@link #checkArgumentFormat} for more details about a legal public format.</p> 976 * 977 * <p>All other formats are returned as-is, no invalid check is performed.</p> 978 * 979 * <p>This function is the dual of {@link #imageFormatToPublic}.</p> 980 * 981 * @param format public image format from {@link ImageFormat} or {@link PixelFormat} 982 * @return the converted image formats 983 * 984 * @see ImageFormat 985 * @see PixelFormat 986 * 987 * @throws IllegalArgumentException 988 * if {@code format} was {@code HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED} 989 */ 990 static int imageFormatToInternal(int format) { 991 switch (format) { 992 case ImageFormat.JPEG: 993 return HAL_PIXEL_FORMAT_BLOB; 994 case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED: 995 throw new IllegalArgumentException( 996 "IMPLEMENTATION_DEFINED is not allowed via public API"); 997 default: 998 return format; 999 } 1000 } 1001 1002 /** 1003 * Convert image formats from public to internal formats (in-place). 1004 * 1005 * @param formats an array of image formats 1006 * @return {@code formats} 1007 * 1008 * @see #imageFormatToInternal 1009 * 1010 * @hide 1011 */ 1012 public static int[] imageFormatToInternal(int[] formats) { 1013 if (formats == null) { 1014 return null; 1015 } 1016 1017 for (int i = 0; i < formats.length; ++i) { 1018 formats[i] = imageFormatToInternal(formats[i]); 1019 } 1020 1021 return formats; 1022 } 1023 1024 private Size[] getPublicFormatSizes(int format, boolean output) { 1025 try { 1026 checkArgumentFormatSupported(format, output); 1027 } catch (IllegalArgumentException e) { 1028 return null; 1029 } 1030 1031 format = imageFormatToInternal(format); 1032 1033 return getInternalFormatSizes(format, output); 1034 } 1035 1036 private Size[] getInternalFormatSizes(int format, boolean output) { 1037 HashMap<Integer, Integer> formatsMap = getFormatsMap(output); 1038 1039 Integer sizesCount = formatsMap.get(format); 1040 if (sizesCount == null) { 1041 throw new IllegalArgumentException("format not available"); 1042 } 1043 1044 int len = sizesCount; 1045 Size[] sizes = new Size[len]; 1046 int sizeIndex = 0; 1047 1048 for (StreamConfiguration config : mConfigurations) { 1049 if (config.getFormat() == format && config.isOutput() == output) { 1050 sizes[sizeIndex++] = config.getSize(); 1051 } 1052 } 1053 1054 if (sizeIndex != len) { 1055 throw new AssertionError( 1056 "Too few sizes (expected " + len + ", actual " + sizeIndex + ")"); 1057 } 1058 1059 return sizes; 1060 } 1061 1062 /** Get the list of publically visible output formats; does not include IMPL_DEFINED */ 1063 private int[] getPublicFormats(boolean output) { 1064 int[] formats = new int[getPublicFormatCount(output)]; 1065 1066 int i = 0; 1067 1068 for (int format : getFormatsMap(output).keySet()) { 1069 if (format != HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED && 1070 format != HAL_PIXEL_FORMAT_RAW_OPAQUE) { 1071 formats[i++] = format; 1072 } 1073 } 1074 1075 if (formats.length != i) { 1076 throw new AssertionError("Too few formats " + i + ", expected " + formats.length); 1077 } 1078 1079 return imageFormatToPublic(formats); 1080 } 1081 1082 /** Get the format -> size count map for either output or input formats */ 1083 private HashMap<Integer, Integer> getFormatsMap(boolean output) { 1084 return output ? mOutputFormats : mInputFormats; 1085 } 1086 1087 private long getInternalFormatDuration(int format, Size size, int duration) { 1088 // assume format is already checked, since its internal 1089 1090 if (!arrayContains(getInternalFormatSizes(format, /*output*/true), size)) { 1091 throw new IllegalArgumentException("size was not supported"); 1092 } 1093 1094 StreamConfigurationDuration[] durations = getDurations(duration); 1095 1096 for (StreamConfigurationDuration configurationDuration : durations) { 1097 if (configurationDuration.getFormat() == format && 1098 configurationDuration.getWidth() == size.getWidth() && 1099 configurationDuration.getHeight() == size.getHeight()) { 1100 return configurationDuration.getDuration(); 1101 } 1102 } 1103 // Default duration is '0' (unsupported/no extra stall) 1104 return 0; 1105 } 1106 1107 /** 1108 * Get the durations array for the kind of duration 1109 * 1110 * @see #DURATION_MIN_FRAME 1111 * @see #DURATION_STALL 1112 * */ 1113 private StreamConfigurationDuration[] getDurations(int duration) { 1114 switch (duration) { 1115 case DURATION_MIN_FRAME: 1116 return mMinFrameDurations; 1117 case DURATION_STALL: 1118 return mStallDurations; 1119 default: 1120 throw new IllegalArgumentException("duration was invalid"); 1121 } 1122 } 1123 1124 /** Count the number of publicly-visible output formats */ 1125 private int getPublicFormatCount(boolean output) { 1126 HashMap<Integer, Integer> formatsMap = getFormatsMap(output); 1127 1128 int size = formatsMap.size(); 1129 if (formatsMap.containsKey(HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED)) { 1130 size -= 1; 1131 } 1132 if (formatsMap.containsKey(HAL_PIXEL_FORMAT_RAW_OPAQUE)) { 1133 size -= 1; 1134 } 1135 1136 return size; 1137 } 1138 1139 private static <T> boolean arrayContains(T[] array, T element) { 1140 if (array == null) { 1141 return false; 1142 } 1143 1144 for (T el : array) { 1145 if (Objects.equals(el, element)) { 1146 return true; 1147 } 1148 } 1149 1150 return false; 1151 } 1152 1153 // from system/core/include/system/graphics.h 1154 private static final int HAL_PIXEL_FORMAT_BLOB = 0x21; 1155 private static final int HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED = 0x22; 1156 private static final int HAL_PIXEL_FORMAT_RAW_OPAQUE = 0x24; 1157 1158 /** 1159 * @see #getDurations(int) 1160 * @see #getDurationDefault(int) 1161 */ 1162 private static final int DURATION_MIN_FRAME = 0; 1163 private static final int DURATION_STALL = 1; 1164 1165 private final StreamConfiguration[] mConfigurations; 1166 private final StreamConfigurationDuration[] mMinFrameDurations; 1167 private final StreamConfigurationDuration[] mStallDurations; 1168 private final HighSpeedVideoConfiguration[] mHighSpeedVideoConfigurations; 1169 1170 /** ImageFormat -> num output sizes mapping */ 1171 private final HashMap</*ImageFormat*/Integer, /*Count*/Integer> mOutputFormats = 1172 new HashMap<Integer, Integer>(); 1173 /** ImageFormat -> num input sizes mapping */ 1174 private final HashMap</*ImageFormat*/Integer, /*Count*/Integer> mInputFormats = 1175 new HashMap<Integer, Integer>(); 1176 /** High speed video Size -> FPS range count mapping*/ 1177 private final HashMap</*HighSpeedVideoSize*/Size, /*Count*/Integer> mHighSpeedVideoSizeMap = 1178 new HashMap<Size, Integer>(); 1179 /** High speed video FPS range -> Size count mapping*/ 1180 private final HashMap</*HighSpeedVideoFpsRange*/Range<Integer>, /*Count*/Integer> 1181 mHighSpeedVideoFpsRangeMap = new HashMap<Range<Integer>, Integer>(); 1182 1183} 1184