Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 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 | package android.hardware.camera2.legacy; |
| 17 | |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 18 | import android.hardware.camera2.impl.CameraDeviceImpl; |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 19 | import android.util.Log; |
Igor Murashkin | 83d8639 | 2014-07-18 14:37:19 -0700 | [diff] [blame] | 20 | import android.util.MutableLong; |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 21 | import android.util.Pair; |
Eino-Ville Talvala | 385f9e2 | 2016-03-31 16:47:14 -0700 | [diff] [blame] | 22 | import android.view.Surface; |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 23 | import java.util.ArrayDeque; |
Igor Murashkin | 83d8639 | 2014-07-18 14:37:19 -0700 | [diff] [blame] | 24 | import java.util.ArrayList; |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 25 | import java.util.TreeSet; |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 26 | import java.util.concurrent.TimeUnit; |
| 27 | import java.util.concurrent.locks.Condition; |
| 28 | import java.util.concurrent.locks.ReentrantLock; |
| 29 | |
| 30 | /** |
| 31 | * Collect timestamps and state for each {@link CaptureRequest} as it passes through |
| 32 | * the Legacy camera pipeline. |
| 33 | */ |
| 34 | public class CaptureCollector { |
| 35 | private static final String TAG = "CaptureCollector"; |
| 36 | |
Eino-Ville Talvala | a78791f | 2015-06-01 12:39:54 -0700 | [diff] [blame] | 37 | private static final boolean DEBUG = false; |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 38 | |
| 39 | private static final int FLAG_RECEIVED_JPEG = 1; |
| 40 | private static final int FLAG_RECEIVED_JPEG_TS = 2; |
| 41 | private static final int FLAG_RECEIVED_PREVIEW = 4; |
| 42 | private static final int FLAG_RECEIVED_PREVIEW_TS = 8; |
| 43 | private static final int FLAG_RECEIVED_ALL_JPEG = FLAG_RECEIVED_JPEG | FLAG_RECEIVED_JPEG_TS; |
| 44 | private static final int FLAG_RECEIVED_ALL_PREVIEW = FLAG_RECEIVED_PREVIEW | |
| 45 | FLAG_RECEIVED_PREVIEW_TS; |
| 46 | |
| 47 | private static final int MAX_JPEGS_IN_FLIGHT = 1; |
| 48 | |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 49 | private class CaptureHolder implements Comparable<CaptureHolder>{ |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 50 | private final RequestHolder mRequest; |
| 51 | private final LegacyRequest mLegacy; |
| 52 | public final boolean needsJpeg; |
| 53 | public final boolean needsPreview; |
| 54 | |
| 55 | private long mTimestamp = 0; |
| 56 | private int mReceivedFlags = 0; |
| 57 | private boolean mHasStarted = false; |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 58 | private boolean mFailedJpeg = false; |
| 59 | private boolean mFailedPreview = false; |
| 60 | private boolean mCompleted = false; |
| 61 | private boolean mPreviewCompleted = false; |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 62 | |
| 63 | public CaptureHolder(RequestHolder request, LegacyRequest legacyHolder) { |
| 64 | mRequest = request; |
| 65 | mLegacy = legacyHolder; |
| 66 | needsJpeg = request.hasJpegTargets(); |
| 67 | needsPreview = request.hasPreviewTargets(); |
| 68 | } |
| 69 | |
| 70 | public boolean isPreviewCompleted() { |
| 71 | return (mReceivedFlags & FLAG_RECEIVED_ALL_PREVIEW) == FLAG_RECEIVED_ALL_PREVIEW; |
| 72 | } |
| 73 | |
| 74 | public boolean isJpegCompleted() { |
| 75 | return (mReceivedFlags & FLAG_RECEIVED_ALL_JPEG) == FLAG_RECEIVED_ALL_JPEG; |
| 76 | } |
| 77 | |
| 78 | public boolean isCompleted() { |
| 79 | return (needsJpeg == isJpegCompleted()) && (needsPreview == isPreviewCompleted()); |
| 80 | } |
| 81 | |
| 82 | public void tryComplete() { |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 83 | if (!mPreviewCompleted && needsPreview && isPreviewCompleted()) { |
| 84 | CaptureCollector.this.onPreviewCompleted(); |
| 85 | mPreviewCompleted = true; |
| 86 | } |
| 87 | |
| 88 | if (isCompleted() && !mCompleted) { |
| 89 | if (mFailedPreview || mFailedJpeg) { |
| 90 | if (!mHasStarted) { |
| 91 | // Send a request error if the capture has not yet started. |
| 92 | mRequest.failRequest(); |
| 93 | CaptureCollector.this.mDeviceState.setCaptureStart(mRequest, mTimestamp, |
| 94 | CameraDeviceImpl.CameraDeviceCallbacks.ERROR_CAMERA_REQUEST); |
| 95 | } else { |
| 96 | // Send buffer dropped errors for each pending buffer if the request has |
| 97 | // started. |
Eino-Ville Talvala | 385f9e2 | 2016-03-31 16:47:14 -0700 | [diff] [blame] | 98 | for (Surface targetSurface : mRequest.getRequest().getTargets() ) { |
| 99 | try { |
| 100 | if (mRequest.jpegType(targetSurface)) { |
| 101 | if (mFailedJpeg) { |
| 102 | CaptureCollector.this.mDeviceState.setCaptureResult(mRequest, |
| 103 | /*result*/null, |
| 104 | CameraDeviceImpl.CameraDeviceCallbacks. |
| 105 | ERROR_CAMERA_BUFFER, |
| 106 | targetSurface); |
| 107 | } |
| 108 | } else { |
| 109 | // preview buffer |
| 110 | if (mFailedPreview) { |
| 111 | CaptureCollector.this.mDeviceState.setCaptureResult(mRequest, |
| 112 | /*result*/null, |
| 113 | CameraDeviceImpl.CameraDeviceCallbacks. |
| 114 | ERROR_CAMERA_BUFFER, |
| 115 | targetSurface); |
| 116 | } |
| 117 | } |
| 118 | } catch (LegacyExceptionUtils.BufferQueueAbandonedException e) { |
| 119 | Log.e(TAG, "Unexpected exception when querying Surface: " + e); |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 120 | } |
| 121 | } |
| 122 | } |
Ruben Brunk | 971251f | 2014-07-25 15:12:33 -0700 | [diff] [blame] | 123 | } |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 124 | CaptureCollector.this.onRequestCompleted(CaptureHolder.this); |
| 125 | mCompleted = true; |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 126 | } |
| 127 | } |
| 128 | |
| 129 | public void setJpegTimestamp(long timestamp) { |
| 130 | if (DEBUG) { |
| 131 | Log.d(TAG, "setJpegTimestamp - called for request " + mRequest.getRequestId()); |
| 132 | } |
| 133 | if (!needsJpeg) { |
| 134 | throw new IllegalStateException( |
| 135 | "setJpegTimestamp called for capture with no jpeg targets."); |
| 136 | } |
| 137 | if (isCompleted()) { |
| 138 | throw new IllegalStateException( |
| 139 | "setJpegTimestamp called on already completed request."); |
| 140 | } |
| 141 | |
| 142 | mReceivedFlags |= FLAG_RECEIVED_JPEG_TS; |
| 143 | |
| 144 | if (mTimestamp == 0) { |
| 145 | mTimestamp = timestamp; |
| 146 | } |
| 147 | |
| 148 | if (!mHasStarted) { |
| 149 | mHasStarted = true; |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 150 | CaptureCollector.this.mDeviceState.setCaptureStart(mRequest, mTimestamp, |
| 151 | CameraDeviceState.NO_CAPTURE_ERROR); |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 152 | } |
| 153 | |
| 154 | tryComplete(); |
| 155 | } |
| 156 | |
| 157 | public void setJpegProduced() { |
| 158 | if (DEBUG) { |
| 159 | Log.d(TAG, "setJpegProduced - called for request " + mRequest.getRequestId()); |
| 160 | } |
| 161 | if (!needsJpeg) { |
| 162 | throw new IllegalStateException( |
| 163 | "setJpegProduced called for capture with no jpeg targets."); |
| 164 | } |
| 165 | if (isCompleted()) { |
| 166 | throw new IllegalStateException( |
| 167 | "setJpegProduced called on already completed request."); |
| 168 | } |
| 169 | |
| 170 | mReceivedFlags |= FLAG_RECEIVED_JPEG; |
| 171 | tryComplete(); |
| 172 | } |
| 173 | |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 174 | public void setJpegFailed() { |
| 175 | if (DEBUG) { |
| 176 | Log.d(TAG, "setJpegFailed - called for request " + mRequest.getRequestId()); |
| 177 | } |
| 178 | if (!needsJpeg || isJpegCompleted()) { |
| 179 | return; |
| 180 | } |
| 181 | mFailedJpeg = true; |
| 182 | |
| 183 | mReceivedFlags |= FLAG_RECEIVED_JPEG; |
| 184 | mReceivedFlags |= FLAG_RECEIVED_JPEG_TS; |
| 185 | tryComplete(); |
| 186 | } |
| 187 | |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 188 | public void setPreviewTimestamp(long timestamp) { |
| 189 | if (DEBUG) { |
| 190 | Log.d(TAG, "setPreviewTimestamp - called for request " + mRequest.getRequestId()); |
| 191 | } |
| 192 | if (!needsPreview) { |
| 193 | throw new IllegalStateException( |
| 194 | "setPreviewTimestamp called for capture with no preview targets."); |
| 195 | } |
| 196 | if (isCompleted()) { |
| 197 | throw new IllegalStateException( |
| 198 | "setPreviewTimestamp called on already completed request."); |
| 199 | } |
| 200 | |
| 201 | mReceivedFlags |= FLAG_RECEIVED_PREVIEW_TS; |
| 202 | |
| 203 | if (mTimestamp == 0) { |
| 204 | mTimestamp = timestamp; |
| 205 | } |
| 206 | |
| 207 | if (!needsJpeg) { |
| 208 | if (!mHasStarted) { |
| 209 | mHasStarted = true; |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 210 | CaptureCollector.this.mDeviceState.setCaptureStart(mRequest, mTimestamp, |
| 211 | CameraDeviceState.NO_CAPTURE_ERROR); |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 212 | } |
| 213 | } |
| 214 | |
| 215 | tryComplete(); |
| 216 | } |
| 217 | |
| 218 | public void setPreviewProduced() { |
| 219 | if (DEBUG) { |
| 220 | Log.d(TAG, "setPreviewProduced - called for request " + mRequest.getRequestId()); |
| 221 | } |
| 222 | if (!needsPreview) { |
| 223 | throw new IllegalStateException( |
| 224 | "setPreviewProduced called for capture with no preview targets."); |
| 225 | } |
| 226 | if (isCompleted()) { |
| 227 | throw new IllegalStateException( |
| 228 | "setPreviewProduced called on already completed request."); |
| 229 | } |
| 230 | |
| 231 | mReceivedFlags |= FLAG_RECEIVED_PREVIEW; |
| 232 | tryComplete(); |
| 233 | } |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 234 | |
| 235 | public void setPreviewFailed() { |
| 236 | if (DEBUG) { |
| 237 | Log.d(TAG, "setPreviewFailed - called for request " + mRequest.getRequestId()); |
| 238 | } |
| 239 | if (!needsPreview || isPreviewCompleted()) { |
| 240 | return; |
| 241 | } |
| 242 | mFailedPreview = true; |
| 243 | |
| 244 | mReceivedFlags |= FLAG_RECEIVED_PREVIEW; |
| 245 | mReceivedFlags |= FLAG_RECEIVED_PREVIEW_TS; |
| 246 | tryComplete(); |
| 247 | } |
| 248 | |
| 249 | // Comparison and equals based on frame number. |
| 250 | @Override |
| 251 | public int compareTo(CaptureHolder captureHolder) { |
| 252 | return (mRequest.getFrameNumber() > captureHolder.mRequest.getFrameNumber()) ? 1 : |
| 253 | ((mRequest.getFrameNumber() == captureHolder.mRequest.getFrameNumber()) ? 0 : |
| 254 | -1); |
| 255 | } |
| 256 | |
| 257 | // Comparison and equals based on frame number. |
| 258 | @Override |
| 259 | public boolean equals(Object o) { |
| 260 | return o instanceof CaptureHolder && compareTo((CaptureHolder) o) == 0; |
| 261 | } |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 262 | } |
| 263 | |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 264 | private final TreeSet<CaptureHolder> mActiveRequests; |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 265 | private final ArrayDeque<CaptureHolder> mJpegCaptureQueue; |
| 266 | private final ArrayDeque<CaptureHolder> mJpegProduceQueue; |
| 267 | private final ArrayDeque<CaptureHolder> mPreviewCaptureQueue; |
| 268 | private final ArrayDeque<CaptureHolder> mPreviewProduceQueue; |
Igor Murashkin | 83d8639 | 2014-07-18 14:37:19 -0700 | [diff] [blame] | 269 | private final ArrayList<CaptureHolder> mCompletedRequests = new ArrayList<>(); |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 270 | |
| 271 | private final ReentrantLock mLock = new ReentrantLock(); |
| 272 | private final Condition mIsEmpty; |
| 273 | private final Condition mPreviewsEmpty; |
| 274 | private final Condition mNotFull; |
| 275 | private final CameraDeviceState mDeviceState; |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 276 | private int mInFlight = 0; |
| 277 | private int mInFlightPreviews = 0; |
| 278 | private final int mMaxInFlight; |
| 279 | |
| 280 | /** |
| 281 | * Create a new {@link CaptureCollector} that can modify the given {@link CameraDeviceState}. |
| 282 | * |
| 283 | * @param maxInFlight max allowed in-flight requests. |
| 284 | * @param deviceState the {@link CameraDeviceState} to update as requests are processed. |
| 285 | */ |
| 286 | public CaptureCollector(int maxInFlight, CameraDeviceState deviceState) { |
| 287 | mMaxInFlight = maxInFlight; |
| 288 | mJpegCaptureQueue = new ArrayDeque<>(MAX_JPEGS_IN_FLIGHT); |
| 289 | mJpegProduceQueue = new ArrayDeque<>(MAX_JPEGS_IN_FLIGHT); |
| 290 | mPreviewCaptureQueue = new ArrayDeque<>(mMaxInFlight); |
| 291 | mPreviewProduceQueue = new ArrayDeque<>(mMaxInFlight); |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 292 | mActiveRequests = new TreeSet<>(); |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 293 | mIsEmpty = mLock.newCondition(); |
| 294 | mNotFull = mLock.newCondition(); |
| 295 | mPreviewsEmpty = mLock.newCondition(); |
| 296 | mDeviceState = deviceState; |
| 297 | } |
| 298 | |
| 299 | /** |
| 300 | * Queue a new request. |
| 301 | * |
| 302 | * <p> |
| 303 | * For requests that use the Camera1 API preview output stream, this will block if there are |
| 304 | * already {@code maxInFlight} requests in progress (until at least one prior request has |
| 305 | * completed). For requests that use the Camera1 API jpeg callbacks, this will block until |
| 306 | * all prior requests have been completed to avoid stopping preview for |
| 307 | * {@link android.hardware.Camera#takePicture} before prior preview requests have been |
| 308 | * completed. |
| 309 | * </p> |
| 310 | * @param holder the {@link RequestHolder} for this request. |
| 311 | * @param legacy the {@link LegacyRequest} for this request; this will not be mutated. |
| 312 | * @param timeout a timeout to use for this call. |
| 313 | * @param unit the units to use for the timeout. |
| 314 | * @return {@code false} if this method timed out. |
| 315 | * @throws InterruptedException if this thread is interrupted. |
| 316 | */ |
| 317 | public boolean queueRequest(RequestHolder holder, LegacyRequest legacy, long timeout, |
| 318 | TimeUnit unit) |
| 319 | throws InterruptedException { |
| 320 | CaptureHolder h = new CaptureHolder(holder, legacy); |
| 321 | long nanos = unit.toNanos(timeout); |
| 322 | final ReentrantLock lock = this.mLock; |
| 323 | lock.lock(); |
| 324 | try { |
| 325 | if (DEBUG) { |
| 326 | Log.d(TAG, "queueRequest for request " + holder.getRequestId() + |
| 327 | " - " + mInFlight + " requests remain in flight."); |
| 328 | } |
Ruben Brunk | 3fe9eba | 2014-07-24 13:33:47 -0700 | [diff] [blame] | 329 | |
| 330 | if (!(h.needsJpeg || h.needsPreview)) { |
| 331 | throw new IllegalStateException("Request must target at least one output surface!"); |
| 332 | } |
| 333 | |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 334 | if (h.needsJpeg) { |
| 335 | // Wait for all current requests to finish before queueing jpeg. |
| 336 | while (mInFlight > 0) { |
| 337 | if (nanos <= 0) { |
| 338 | return false; |
| 339 | } |
| 340 | nanos = mIsEmpty.awaitNanos(nanos); |
| 341 | } |
| 342 | mJpegCaptureQueue.add(h); |
| 343 | mJpegProduceQueue.add(h); |
| 344 | } |
| 345 | if (h.needsPreview) { |
| 346 | while (mInFlight >= mMaxInFlight) { |
| 347 | if (nanos <= 0) { |
| 348 | return false; |
| 349 | } |
| 350 | nanos = mNotFull.awaitNanos(nanos); |
| 351 | } |
| 352 | mPreviewCaptureQueue.add(h); |
| 353 | mPreviewProduceQueue.add(h); |
| 354 | mInFlightPreviews++; |
| 355 | } |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 356 | mActiveRequests.add(h); |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 357 | |
| 358 | mInFlight++; |
| 359 | return true; |
| 360 | } finally { |
| 361 | lock.unlock(); |
| 362 | } |
| 363 | } |
| 364 | |
| 365 | /** |
| 366 | * Wait all queued requests to complete. |
| 367 | * |
| 368 | * @param timeout a timeout to use for this call. |
| 369 | * @param unit the units to use for the timeout. |
| 370 | * @return {@code false} if this method timed out. |
| 371 | * @throws InterruptedException if this thread is interrupted. |
| 372 | */ |
| 373 | public boolean waitForEmpty(long timeout, TimeUnit unit) throws InterruptedException { |
| 374 | long nanos = unit.toNanos(timeout); |
| 375 | final ReentrantLock lock = this.mLock; |
| 376 | lock.lock(); |
| 377 | try { |
| 378 | while (mInFlight > 0) { |
| 379 | if (nanos <= 0) { |
| 380 | return false; |
| 381 | } |
| 382 | nanos = mIsEmpty.awaitNanos(nanos); |
| 383 | } |
| 384 | return true; |
| 385 | } finally { |
| 386 | lock.unlock(); |
| 387 | } |
| 388 | } |
| 389 | |
| 390 | /** |
| 391 | * Wait all queued requests that use the Camera1 API preview output to complete. |
| 392 | * |
| 393 | * @param timeout a timeout to use for this call. |
| 394 | * @param unit the units to use for the timeout. |
| 395 | * @return {@code false} if this method timed out. |
| 396 | * @throws InterruptedException if this thread is interrupted. |
| 397 | */ |
| 398 | public boolean waitForPreviewsEmpty(long timeout, TimeUnit unit) throws InterruptedException { |
| 399 | long nanos = unit.toNanos(timeout); |
| 400 | final ReentrantLock lock = this.mLock; |
| 401 | lock.lock(); |
| 402 | try { |
| 403 | while (mInFlightPreviews > 0) { |
| 404 | if (nanos <= 0) { |
| 405 | return false; |
| 406 | } |
| 407 | nanos = mPreviewsEmpty.awaitNanos(nanos); |
| 408 | } |
| 409 | return true; |
| 410 | } finally { |
| 411 | lock.unlock(); |
| 412 | } |
| 413 | } |
| 414 | |
| 415 | /** |
Igor Murashkin | 83d8639 | 2014-07-18 14:37:19 -0700 | [diff] [blame] | 416 | * Wait for the specified request to be completed (all buffers available). |
| 417 | * |
| 418 | * <p>May not wait for the same request more than once, since a successful wait |
| 419 | * will erase the history of that request.</p> |
| 420 | * |
| 421 | * @param holder the {@link RequestHolder} for this request. |
| 422 | * @param timeout a timeout to use for this call. |
| 423 | * @param unit the units to use for the timeout. |
| 424 | * @param timestamp the timestamp of the request will be written out to here, in ns |
| 425 | * |
| 426 | * @return {@code false} if this method timed out. |
| 427 | * |
| 428 | * @throws InterruptedException if this thread is interrupted. |
| 429 | */ |
| 430 | public boolean waitForRequestCompleted(RequestHolder holder, long timeout, TimeUnit unit, |
| 431 | MutableLong timestamp) |
| 432 | throws InterruptedException { |
| 433 | long nanos = unit.toNanos(timeout); |
| 434 | final ReentrantLock lock = this.mLock; |
| 435 | lock.lock(); |
| 436 | try { |
| 437 | while (!removeRequestIfCompleted(holder, /*out*/timestamp)) { |
| 438 | if (nanos <= 0) { |
| 439 | return false; |
| 440 | } |
| 441 | nanos = mNotFull.awaitNanos(nanos); |
| 442 | } |
| 443 | return true; |
| 444 | } finally { |
| 445 | lock.unlock(); |
| 446 | } |
| 447 | } |
| 448 | |
| 449 | private boolean removeRequestIfCompleted(RequestHolder holder, MutableLong timestamp) { |
| 450 | int i = 0; |
| 451 | for (CaptureHolder h : mCompletedRequests) { |
| 452 | if (h.mRequest.equals(holder)) { |
| 453 | timestamp.value = h.mTimestamp; |
| 454 | mCompletedRequests.remove(i); |
| 455 | return true; |
| 456 | } |
| 457 | i++; |
| 458 | } |
| 459 | |
| 460 | return false; |
| 461 | } |
| 462 | |
| 463 | /** |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 464 | * Called to alert the {@link CaptureCollector} that the jpeg capture has begun. |
| 465 | * |
| 466 | * @param timestamp the time of the jpeg capture. |
| 467 | * @return the {@link RequestHolder} for the request associated with this capture. |
| 468 | */ |
| 469 | public RequestHolder jpegCaptured(long timestamp) { |
| 470 | final ReentrantLock lock = this.mLock; |
| 471 | lock.lock(); |
| 472 | try { |
| 473 | CaptureHolder h = mJpegCaptureQueue.poll(); |
| 474 | if (h == null) { |
| 475 | Log.w(TAG, "jpegCaptured called with no jpeg request on queue!"); |
| 476 | return null; |
| 477 | } |
| 478 | h.setJpegTimestamp(timestamp); |
| 479 | return h.mRequest; |
| 480 | } finally { |
| 481 | lock.unlock(); |
| 482 | } |
| 483 | } |
| 484 | |
| 485 | /** |
| 486 | * Called to alert the {@link CaptureCollector} that the jpeg capture has completed. |
| 487 | * |
| 488 | * @return a pair containing the {@link RequestHolder} and the timestamp of the capture. |
| 489 | */ |
| 490 | public Pair<RequestHolder, Long> jpegProduced() { |
| 491 | final ReentrantLock lock = this.mLock; |
| 492 | lock.lock(); |
| 493 | try { |
| 494 | CaptureHolder h = mJpegProduceQueue.poll(); |
| 495 | if (h == null) { |
| 496 | Log.w(TAG, "jpegProduced called with no jpeg request on queue!"); |
| 497 | return null; |
| 498 | } |
| 499 | h.setJpegProduced(); |
| 500 | return new Pair<>(h.mRequest, h.mTimestamp); |
| 501 | } finally { |
| 502 | lock.unlock(); |
| 503 | } |
| 504 | } |
| 505 | |
| 506 | /** |
| 507 | * Check if there are any pending capture requests that use the Camera1 API preview output. |
| 508 | * |
| 509 | * @return {@code true} if there are pending preview requests. |
| 510 | */ |
| 511 | public boolean hasPendingPreviewCaptures() { |
| 512 | final ReentrantLock lock = this.mLock; |
| 513 | lock.lock(); |
| 514 | try { |
| 515 | return !mPreviewCaptureQueue.isEmpty(); |
| 516 | } finally { |
| 517 | lock.unlock(); |
| 518 | } |
| 519 | } |
| 520 | |
| 521 | /** |
| 522 | * Called to alert the {@link CaptureCollector} that the preview capture has begun. |
| 523 | * |
| 524 | * @param timestamp the time of the preview capture. |
| 525 | * @return a pair containing the {@link RequestHolder} and the timestamp of the capture. |
| 526 | */ |
| 527 | public Pair<RequestHolder, Long> previewCaptured(long timestamp) { |
| 528 | final ReentrantLock lock = this.mLock; |
| 529 | lock.lock(); |
| 530 | try { |
| 531 | CaptureHolder h = mPreviewCaptureQueue.poll(); |
| 532 | if (h == null) { |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 533 | if (DEBUG) { |
| 534 | Log.d(TAG, "previewCaptured called with no preview request on queue!"); |
| 535 | } |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 536 | return null; |
| 537 | } |
| 538 | h.setPreviewTimestamp(timestamp); |
| 539 | return new Pair<>(h.mRequest, h.mTimestamp); |
| 540 | } finally { |
| 541 | lock.unlock(); |
| 542 | } |
| 543 | } |
| 544 | |
| 545 | /** |
| 546 | * Called to alert the {@link CaptureCollector} that the preview capture has completed. |
| 547 | * |
| 548 | * @return the {@link RequestHolder} for the request associated with this capture. |
| 549 | */ |
| 550 | public RequestHolder previewProduced() { |
| 551 | final ReentrantLock lock = this.mLock; |
| 552 | lock.lock(); |
| 553 | try { |
| 554 | CaptureHolder h = mPreviewProduceQueue.poll(); |
| 555 | if (h == null) { |
| 556 | Log.w(TAG, "previewProduced called with no preview request on queue!"); |
| 557 | return null; |
| 558 | } |
| 559 | h.setPreviewProduced(); |
| 560 | return h.mRequest; |
| 561 | } finally { |
| 562 | lock.unlock(); |
| 563 | } |
| 564 | } |
| 565 | |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 566 | /** |
| 567 | * Called to alert the {@link CaptureCollector} that the next pending preview capture has failed. |
| 568 | */ |
| 569 | public void failNextPreview() { |
| 570 | final ReentrantLock lock = this.mLock; |
| 571 | lock.lock(); |
| 572 | try { |
| 573 | CaptureHolder h1 = mPreviewCaptureQueue.peek(); |
| 574 | CaptureHolder h2 = mPreviewProduceQueue.peek(); |
| 575 | |
| 576 | // Find the request with the lowest frame number. |
| 577 | CaptureHolder h = (h1 == null) ? h2 : |
| 578 | ((h2 == null) ? h1 : |
| 579 | ((h1.compareTo(h2) <= 0) ? h1 : |
| 580 | h2)); |
| 581 | |
| 582 | if (h != null) { |
| 583 | mPreviewCaptureQueue.remove(h); |
| 584 | mPreviewProduceQueue.remove(h); |
| 585 | mActiveRequests.remove(h); |
| 586 | h.setPreviewFailed(); |
| 587 | } |
| 588 | } finally { |
| 589 | lock.unlock(); |
| 590 | } |
| 591 | } |
| 592 | |
| 593 | /** |
| 594 | * Called to alert the {@link CaptureCollector} that the next pending jpeg capture has failed. |
| 595 | */ |
| 596 | public void failNextJpeg() { |
| 597 | final ReentrantLock lock = this.mLock; |
| 598 | lock.lock(); |
| 599 | try { |
| 600 | CaptureHolder h1 = mJpegCaptureQueue.peek(); |
| 601 | CaptureHolder h2 = mJpegProduceQueue.peek(); |
| 602 | |
| 603 | // Find the request with the lowest frame number. |
| 604 | CaptureHolder h = (h1 == null) ? h2 : |
| 605 | ((h2 == null) ? h1 : |
| 606 | ((h1.compareTo(h2) <= 0) ? h1 : |
| 607 | h2)); |
| 608 | |
| 609 | if (h != null) { |
| 610 | mJpegCaptureQueue.remove(h); |
| 611 | mJpegProduceQueue.remove(h); |
| 612 | mActiveRequests.remove(h); |
| 613 | h.setJpegFailed(); |
| 614 | } |
| 615 | } finally { |
| 616 | lock.unlock(); |
| 617 | } |
| 618 | } |
| 619 | |
| 620 | /** |
| 621 | * Called to alert the {@link CaptureCollector} all pending captures have failed. |
| 622 | */ |
| 623 | public void failAll() { |
| 624 | final ReentrantLock lock = this.mLock; |
| 625 | lock.lock(); |
| 626 | try { |
| 627 | CaptureHolder h; |
| 628 | while ((h = mActiveRequests.pollFirst()) != null) { |
| 629 | h.setPreviewFailed(); |
| 630 | h.setJpegFailed(); |
| 631 | } |
| 632 | mPreviewCaptureQueue.clear(); |
| 633 | mPreviewProduceQueue.clear(); |
| 634 | mJpegCaptureQueue.clear(); |
| 635 | mJpegProduceQueue.clear(); |
| 636 | } finally { |
| 637 | lock.unlock(); |
| 638 | } |
| 639 | } |
| 640 | |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 641 | private void onPreviewCompleted() { |
| 642 | mInFlightPreviews--; |
| 643 | if (mInFlightPreviews < 0) { |
| 644 | throw new IllegalStateException( |
| 645 | "More preview captures completed than requests queued."); |
| 646 | } |
| 647 | if (mInFlightPreviews == 0) { |
| 648 | mPreviewsEmpty.signalAll(); |
| 649 | } |
| 650 | } |
| 651 | |
Igor Murashkin | 83d8639 | 2014-07-18 14:37:19 -0700 | [diff] [blame] | 652 | private void onRequestCompleted(CaptureHolder capture) { |
| 653 | RequestHolder request = capture.mRequest; |
| 654 | |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 655 | mInFlight--; |
| 656 | if (DEBUG) { |
| 657 | Log.d(TAG, "Completed request " + request.getRequestId() + |
| 658 | ", " + mInFlight + " requests remain in flight."); |
| 659 | } |
| 660 | if (mInFlight < 0) { |
| 661 | throw new IllegalStateException( |
| 662 | "More captures completed than requests queued."); |
| 663 | } |
Igor Murashkin | 83d8639 | 2014-07-18 14:37:19 -0700 | [diff] [blame] | 664 | |
| 665 | mCompletedRequests.add(capture); |
Ruben Brunk | e663cb77 | 2014-09-16 13:18:31 -0700 | [diff] [blame] | 666 | mActiveRequests.remove(capture); |
Igor Murashkin | 83d8639 | 2014-07-18 14:37:19 -0700 | [diff] [blame] | 667 | |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 668 | mNotFull.signalAll(); |
| 669 | if (mInFlight == 0) { |
| 670 | mIsEmpty.signalAll(); |
| 671 | } |
Ruben Brunk | 91838de | 2014-07-16 17:24:17 -0700 | [diff] [blame] | 672 | } |
| 673 | } |