1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.media; 18 19 import android.hardware.Camera; 20 import android.hardware.Camera.CameraInfo; 21 22 /** 23 * Retrieves the 24 * predefined camcorder profile settings for camcorder applications. 25 * These settings are read-only. 26 * 27 * <p>The compressed output from a recording session with a given 28 * CamcorderProfile contains two tracks: one for audio and one for video. 29 * 30 * <p>Each profile specifies the following set of parameters: 31 * <ul> 32 * <li> The file output format 33 * <li> Video codec format 34 * <li> Video bit rate in bits per second 35 * <li> Video frame rate in frames per second 36 * <li> Video frame width and height, 37 * <li> Audio codec format 38 * <li> Audio bit rate in bits per second, 39 * <li> Audio sample rate 40 * <li> Number of audio channels for recording. 41 * </ul> 42 */ 43 public class CamcorderProfile 44 { 45 // Do not change these values/ordinals without updating their counterpart 46 // in include/media/MediaProfiles.h! 47 48 /** 49 * Quality level corresponding to the lowest available resolution. 50 */ 51 public static final int QUALITY_LOW = 0; 52 53 /** 54 * Quality level corresponding to the highest available resolution. 55 */ 56 public static final int QUALITY_HIGH = 1; 57 58 /** 59 * Quality level corresponding to the qcif (176 x 144) resolution. 60 */ 61 public static final int QUALITY_QCIF = 2; 62 63 /** 64 * Quality level corresponding to the cif (352 x 288) resolution. 65 */ 66 public static final int QUALITY_CIF = 3; 67 68 /** 69 * Quality level corresponding to the 480p (720 x 480) resolution. 70 * Note that the horizontal resolution for 480p can also be other 71 * values, such as 640 or 704, instead of 720. 72 */ 73 public static final int QUALITY_480P = 4; 74 75 /** 76 * Quality level corresponding to the 720p (1280 x 720) resolution. 77 */ 78 public static final int QUALITY_720P = 5; 79 80 /** 81 * Quality level corresponding to the 1080p (1920 x 1080) resolution. 82 * Note that the vertical resolution for 1080p can also be 1088, 83 * instead of 1080 (used by some vendors to avoid cropping during 84 * video playback). 85 */ 86 public static final int QUALITY_1080P = 6; 87 88 /** 89 * Quality level corresponding to the QVGA (320x240) resolution. 90 */ 91 public static final int QUALITY_QVGA = 7; 92 93 /** 94 * Quality level corresponding to the 2160p (3840x2160) resolution. 95 */ 96 public static final int QUALITY_2160P = 8; 97 98 // Start and end of quality list 99 private static final int QUALITY_LIST_START = QUALITY_LOW; 100 private static final int QUALITY_LIST_END = QUALITY_2160P; 101 102 /** 103 * Time lapse quality level corresponding to the lowest available resolution. 104 */ 105 public static final int QUALITY_TIME_LAPSE_LOW = 1000; 106 107 /** 108 * Time lapse quality level corresponding to the highest available resolution. 109 */ 110 public static final int QUALITY_TIME_LAPSE_HIGH = 1001; 111 112 /** 113 * Time lapse quality level corresponding to the qcif (176 x 144) resolution. 114 */ 115 public static final int QUALITY_TIME_LAPSE_QCIF = 1002; 116 117 /** 118 * Time lapse quality level corresponding to the cif (352 x 288) resolution. 119 */ 120 public static final int QUALITY_TIME_LAPSE_CIF = 1003; 121 122 /** 123 * Time lapse quality level corresponding to the 480p (720 x 480) resolution. 124 */ 125 public static final int QUALITY_TIME_LAPSE_480P = 1004; 126 127 /** 128 * Time lapse quality level corresponding to the 720p (1280 x 720) resolution. 129 */ 130 public static final int QUALITY_TIME_LAPSE_720P = 1005; 131 132 /** 133 * Time lapse quality level corresponding to the 1080p (1920 x 1088) resolution. 134 */ 135 public static final int QUALITY_TIME_LAPSE_1080P = 1006; 136 137 /** 138 * Time lapse quality level corresponding to the QVGA (320 x 240) resolution. 139 */ 140 public static final int QUALITY_TIME_LAPSE_QVGA = 1007; 141 142 /** 143 * Time lapse quality level corresponding to the 2160p (3840 x 2160) resolution. 144 */ 145 public static final int QUALITY_TIME_LAPSE_2160P = 1008; 146 147 // Start and end of timelapse quality list 148 private static final int QUALITY_TIME_LAPSE_LIST_START = QUALITY_TIME_LAPSE_LOW; 149 private static final int QUALITY_TIME_LAPSE_LIST_END = QUALITY_TIME_LAPSE_2160P; 150 151 /** 152 * High speed ( >= 100fps) quality level corresponding to the lowest available resolution. 153 * <p> 154 * For all the high speed profiles defined below ((from {@link #QUALITY_HIGH_SPEED_LOW} to 155 * {@link #QUALITY_HIGH_SPEED_2160P}), they are similar as normal recording profiles, with just 156 * higher output frame rate and bit rate. Therefore, setting these profiles with 157 * {@link MediaRecorder#setProfile} without specifying any other encoding parameters will 158 * produce high speed videos rather than slow motion videos that have different capture and 159 * output (playback) frame rates. To record slow motion videos, the application must set video 160 * output (playback) frame rate and bit rate appropriately via 161 * {@link MediaRecorder#setVideoFrameRate} and {@link MediaRecorder#setVideoEncodingBitRate} 162 * based on the slow motion factor. If the application intends to do the video recording with 163 * {@link MediaCodec} encoder, it must set each individual field of {@link MediaFormat} 164 * similarly according to this CamcorderProfile. 165 * </p> 166 * 167 * @see #videoBitRate 168 * @see #videoFrameRate 169 * @see MediaRecorder 170 * @see MediaCodec 171 * @see MediaFormat 172 */ 173 public static final int QUALITY_HIGH_SPEED_LOW = 2000; 174 175 /** 176 * High speed ( >= 100fps) quality level corresponding to the highest available resolution. 177 */ 178 public static final int QUALITY_HIGH_SPEED_HIGH = 2001; 179 180 /** 181 * High speed ( >= 100fps) quality level corresponding to the 480p (720 x 480) resolution. 182 * 183 * Note that the horizontal resolution for 480p can also be other 184 * values, such as 640 or 704, instead of 720. 185 */ 186 public static final int QUALITY_HIGH_SPEED_480P = 2002; 187 188 /** 189 * High speed ( >= 100fps) quality level corresponding to the 720p (1280 x 720) resolution. 190 */ 191 public static final int QUALITY_HIGH_SPEED_720P = 2003; 192 193 /** 194 * High speed ( >= 100fps) quality level corresponding to the 1080p (1920 x 1080 or 1920x1088) 195 * resolution. 196 */ 197 public static final int QUALITY_HIGH_SPEED_1080P = 2004; 198 199 /** 200 * High speed ( >= 100fps) quality level corresponding to the 2160p (3840 x 2160) 201 * resolution. 202 */ 203 public static final int QUALITY_HIGH_SPEED_2160P = 2005; 204 205 // Start and end of high speed quality list 206 private static final int QUALITY_HIGH_SPEED_LIST_START = QUALITY_HIGH_SPEED_LOW; 207 private static final int QUALITY_HIGH_SPEED_LIST_END = QUALITY_HIGH_SPEED_2160P; 208 209 /** 210 * Default recording duration in seconds before the session is terminated. 211 * This is useful for applications like MMS has limited file size requirement. 212 */ 213 public int duration; 214 215 /** 216 * The quality level of the camcorder profile 217 */ 218 public int quality; 219 220 /** 221 * The file output format of the camcorder profile 222 * @see android.media.MediaRecorder.OutputFormat 223 */ 224 public int fileFormat; 225 226 /** 227 * The video encoder being used for the video track 228 * @see android.media.MediaRecorder.VideoEncoder 229 */ 230 public int videoCodec; 231 232 /** 233 * The target video output bit rate in bits per second 234 * <p> 235 * This is the target recorded video output bit rate if the application configures the video 236 * recording via {@link MediaRecorder#setProfile} without specifying any other 237 * {@link MediaRecorder} encoding parameters. For example, for high speed quality profiles (from 238 * {@link #QUALITY_HIGH_SPEED_LOW} to {@link #QUALITY_HIGH_SPEED_2160P}), this is the bit rate 239 * where the video is recorded with. If the application intends to record slow motion videos 240 * with the high speed quality profiles, it must set a different video bit rate that is 241 * corresponding to the desired recording output bit rate (i.e., the encoded video bit rate 242 * during normal playback) via {@link MediaRecorder#setVideoEncodingBitRate}. For example, if 243 * {@link #QUALITY_HIGH_SPEED_720P} advertises 240fps {@link #videoFrameRate} and 64Mbps 244 * {@link #videoBitRate} in the high speed CamcorderProfile, and the application intends to 245 * record 1/8 factor slow motion recording videos, the application must set 30fps via 246 * {@link MediaRecorder#setVideoFrameRate} and 8Mbps ( {@link #videoBitRate} * slow motion 247 * factor) via {@link MediaRecorder#setVideoEncodingBitRate}. Failing to do so will result in 248 * videos with unexpected frame rate and bit rate, or {@link MediaRecorder} error if the output 249 * bit rate exceeds the encoder limit. If the application intends to do the video recording with 250 * {@link MediaCodec} encoder, it must set each individual field of {@link MediaFormat} 251 * similarly according to this CamcorderProfile. 252 * </p> 253 * 254 * @see #videoFrameRate 255 * @see MediaRecorder 256 * @see MediaCodec 257 * @see MediaFormat 258 */ 259 public int videoBitRate; 260 261 /** 262 * The target video frame rate in frames per second. 263 * <p> 264 * This is the target recorded video output frame rate per second if the application configures 265 * the video recording via {@link MediaRecorder#setProfile} without specifying any other 266 * {@link MediaRecorder} encoding parameters. For example, for high speed quality profiles (from 267 * {@link #QUALITY_HIGH_SPEED_LOW} to {@link #QUALITY_HIGH_SPEED_2160P}), this is the frame rate 268 * where the video is recorded and played back with. If the application intends to create slow 269 * motion use case with the high speed quality profiles, it must set a different video frame 270 * rate that is corresponding to the desired output (playback) frame rate via 271 * {@link MediaRecorder#setVideoFrameRate}. For example, if {@link #QUALITY_HIGH_SPEED_720P} 272 * advertises 240fps {@link #videoFrameRate} in the CamcorderProfile, and the application 273 * intends to create 1/8 factor slow motion recording videos, the application must set 30fps via 274 * {@link MediaRecorder#setVideoFrameRate}. Failing to do so will result in high speed videos 275 * with normal speed playback frame rate (240fps for above example). If the application intends 276 * to do the video recording with {@link MediaCodec} encoder, it must set each individual field 277 * of {@link MediaFormat} similarly according to this CamcorderProfile. 278 * </p> 279 * 280 * @see #videoBitRate 281 * @see MediaRecorder 282 * @see MediaCodec 283 * @see MediaFormat 284 */ 285 public int videoFrameRate; 286 287 /** 288 * The target video frame width in pixels 289 */ 290 public int videoFrameWidth; 291 292 /** 293 * The target video frame height in pixels 294 */ 295 public int videoFrameHeight; 296 297 /** 298 * The audio encoder being used for the audio track. 299 * @see android.media.MediaRecorder.AudioEncoder 300 */ 301 public int audioCodec; 302 303 /** 304 * The target audio output bit rate in bits per second 305 */ 306 public int audioBitRate; 307 308 /** 309 * The audio sampling rate used for the audio track 310 */ 311 public int audioSampleRate; 312 313 /** 314 * The number of audio channels used for the audio track 315 */ 316 public int audioChannels; 317 318 /** 319 * Returns the camcorder profile for the first back-facing camera on the 320 * device at the given quality level. If the device has no back-facing 321 * camera, this returns null. 322 * @param quality the target quality level for the camcorder profile 323 * @see #get(int, int) 324 */ 325 public static CamcorderProfile get(int quality) { 326 int numberOfCameras = Camera.getNumberOfCameras(); 327 CameraInfo cameraInfo = new CameraInfo(); 328 for (int i = 0; i < numberOfCameras; i++) { 329 Camera.getCameraInfo(i, cameraInfo); 330 if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) { 331 return get(i, quality); 332 } 333 } 334 return null; 335 } 336 337 /** 338 * Returns the camcorder profile for the given camera at the given 339 * quality level. 340 * 341 * Quality levels QUALITY_LOW, QUALITY_HIGH are guaranteed to be supported, while 342 * other levels may or may not be supported. The supported levels can be checked using 343 * {@link #hasProfile(int, int)}. 344 * QUALITY_LOW refers to the lowest quality available, while QUALITY_HIGH refers to 345 * the highest quality available. 346 * QUALITY_LOW/QUALITY_HIGH have to match one of qcif, cif, 480p, 720p, 1080p or 2160p. 347 * E.g. if the device supports 480p, 720p, 1080p and 2160p, then low is 480p and high is 348 * 2160p. 349 * 350 * The same is true for time lapse quality levels, i.e. QUALITY_TIME_LAPSE_LOW, 351 * QUALITY_TIME_LAPSE_HIGH are guaranteed to be supported and have to match one of 352 * qcif, cif, 480p, 720p, 1080p, or 2160p. 353 * 354 * For high speed quality levels, they may or may not be supported. If a subset of the levels 355 * are supported, QUALITY_HIGH_SPEED_LOW and QUALITY_HIGH_SPEED_HIGH are guaranteed to be 356 * supported and have to match one of 480p, 720p, or 1080p. 357 * 358 * A camcorder recording session with higher quality level usually has higher output 359 * bit rate, better video and/or audio recording quality, larger video frame 360 * resolution and higher audio sampling rate, etc, than those with lower quality 361 * level. 362 * 363 * @param cameraId the id for the camera 364 * @param quality the target quality level for the camcorder profile. 365 * @see #QUALITY_LOW 366 * @see #QUALITY_HIGH 367 * @see #QUALITY_QCIF 368 * @see #QUALITY_CIF 369 * @see #QUALITY_480P 370 * @see #QUALITY_720P 371 * @see #QUALITY_1080P 372 * @see #QUALITY_2160P 373 * @see #QUALITY_TIME_LAPSE_LOW 374 * @see #QUALITY_TIME_LAPSE_HIGH 375 * @see #QUALITY_TIME_LAPSE_QCIF 376 * @see #QUALITY_TIME_LAPSE_CIF 377 * @see #QUALITY_TIME_LAPSE_480P 378 * @see #QUALITY_TIME_LAPSE_720P 379 * @see #QUALITY_TIME_LAPSE_1080P 380 * @see #QUALITY_TIME_LAPSE_2160P 381 * @see #QUALITY_HIGH_SPEED_LOW 382 * @see #QUALITY_HIGH_SPEED_HIGH 383 * @see #QUALITY_HIGH_SPEED_480P 384 * @see #QUALITY_HIGH_SPEED_720P 385 * @see #QUALITY_HIGH_SPEED_1080P 386 * @see #QUALITY_HIGH_SPEED_2160P 387 */ 388 public static CamcorderProfile get(int cameraId, int quality) { 389 if (!((quality >= QUALITY_LIST_START && 390 quality <= QUALITY_LIST_END) || 391 (quality >= QUALITY_TIME_LAPSE_LIST_START && 392 quality <= QUALITY_TIME_LAPSE_LIST_END) || 393 (quality >= QUALITY_HIGH_SPEED_LIST_START && 394 quality <= QUALITY_HIGH_SPEED_LIST_END))) { 395 String errMessage = "Unsupported quality level: " + quality; 396 throw new IllegalArgumentException(errMessage); 397 } 398 return native_get_camcorder_profile(cameraId, quality); 399 } 400 401 /** 402 * Returns true if camcorder profile exists for the first back-facing 403 * camera at the given quality level. 404 * 405 * <p> 406 * When using the Camera 2 API in {@code LEGACY} mode (i.e. when 407 * {@link android.hardware.camera2.CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL} is set 408 * to 409 * {@link android.hardware.camera2.CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY}), 410 * {@link #hasProfile} may return {@code true} for unsupported resolutions. To ensure a 411 * a given resolution is supported in LEGACY mode, the configuration given in 412 * {@link android.hardware.camera2.CameraCharacteristics#SCALER_STREAM_CONFIGURATION_MAP} 413 * must contain the the resolution in the supported output sizes. The recommended way to check 414 * this is with 415 * {@link android.hardware.camera2.params.StreamConfigurationMap#getOutputSizes(Class)} with the 416 * class of the desired recording endpoint, and check that the desired resolution is contained 417 * in the list returned. 418 * </p> 419 * @see android.hardware.camera2.CameraManager 420 * @see android.hardware.camera2.CameraCharacteristics 421 * 422 * @param quality the target quality level for the camcorder profile 423 */ 424 public static boolean hasProfile(int quality) { 425 int numberOfCameras = Camera.getNumberOfCameras(); 426 CameraInfo cameraInfo = new CameraInfo(); 427 for (int i = 0; i < numberOfCameras; i++) { 428 Camera.getCameraInfo(i, cameraInfo); 429 if (cameraInfo.facing == CameraInfo.CAMERA_FACING_BACK) { 430 return hasProfile(i, quality); 431 } 432 } 433 return false; 434 } 435 436 /** 437 * Returns true if camcorder profile exists for the given camera at 438 * the given quality level. 439 * 440 * <p> 441 * When using the Camera 2 API in LEGACY mode (i.e. when 442 * {@link android.hardware.camera2.CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL} is set 443 * to 444 * {@link android.hardware.camera2.CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY}), 445 * {@link #hasProfile} may return {@code true} for unsupported resolutions. To ensure a 446 * a given resolution is supported in LEGACY mode, the configuration given in 447 * {@link android.hardware.camera2.CameraCharacteristics#SCALER_STREAM_CONFIGURATION_MAP} 448 * must contain the the resolution in the supported output sizes. The recommended way to check 449 * this is with 450 * {@link android.hardware.camera2.params.StreamConfigurationMap#getOutputSizes(Class)} with the 451 * class of the desired recording endpoint, and check that the desired resolution is contained 452 * in the list returned. 453 * </p> 454 * @see android.hardware.camera2.CameraManager 455 * @see android.hardware.camera2.CameraCharacteristics 456 * 457 * @param cameraId the id for the camera 458 * @param quality the target quality level for the camcorder profile 459 */ 460 public static boolean hasProfile(int cameraId, int quality) { 461 return native_has_camcorder_profile(cameraId, quality); 462 } 463 464 static { 465 System.loadLibrary("media_jni"); 466 native_init(); 467 } 468 469 // Private constructor called by JNI 470 private CamcorderProfile(int duration, 471 int quality, 472 int fileFormat, 473 int videoCodec, 474 int videoBitRate, 475 int videoFrameRate, 476 int videoWidth, 477 int videoHeight, 478 int audioCodec, 479 int audioBitRate, 480 int audioSampleRate, 481 int audioChannels) { 482 483 this.duration = duration; 484 this.quality = quality; 485 this.fileFormat = fileFormat; 486 this.videoCodec = videoCodec; 487 this.videoBitRate = videoBitRate; 488 this.videoFrameRate = videoFrameRate; 489 this.videoFrameWidth = videoWidth; 490 this.videoFrameHeight = videoHeight; 491 this.audioCodec = audioCodec; 492 this.audioBitRate = audioBitRate; 493 this.audioSampleRate = audioSampleRate; 494 this.audioChannels = audioChannels; 495 } 496 497 // Methods implemented by JNI 498 private static native final void native_init(); 499 private static native final CamcorderProfile native_get_camcorder_profile( 500 int cameraId, int quality); 501 private static native final boolean native_has_camcorder_profile( 502 int cameraId, int quality); 503 } 504
