Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Eino-Ville Talvala | 2f1a2e4 | 2013-07-25 17:12:05 -0700 | [diff] [blame] | 17 | package android.hardware.camera2.impl; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 18 | |
Igor Murashkin | 57ea59b | 2013-08-23 16:55:57 -0700 | [diff] [blame] | 19 | import static android.hardware.camera2.CameraAccessException.CAMERA_IN_USE; |
| 20 | |
Eino-Ville Talvala | 2f1a2e4 | 2013-07-25 17:12:05 -0700 | [diff] [blame] | 21 | import android.hardware.camera2.CameraAccessException; |
Igor Murashkin | 57ea59b | 2013-08-23 16:55:57 -0700 | [diff] [blame] | 22 | import android.hardware.camera2.CameraMetadata; |
Igor Murashkin | 68f4006 | 2013-09-10 12:15:54 -0700 | [diff] [blame] | 23 | import android.hardware.camera2.CameraCharacteristics; |
Eino-Ville Talvala | 2f1a2e4 | 2013-07-25 17:12:05 -0700 | [diff] [blame] | 24 | import android.hardware.camera2.CaptureRequest; |
Igor Murashkin | 57ea59b | 2013-08-23 16:55:57 -0700 | [diff] [blame] | 25 | import android.hardware.camera2.CaptureResult; |
| 26 | import android.hardware.camera2.ICameraDeviceCallbacks; |
| 27 | import android.hardware.camera2.ICameraDeviceUser; |
Eino-Ville Talvala | 5afd3e9 | 2013-08-21 10:37:04 -0700 | [diff] [blame] | 28 | import android.hardware.camera2.utils.CameraBinderDecorator; |
Igor Murashkin | 57ea59b | 2013-08-23 16:55:57 -0700 | [diff] [blame] | 29 | import android.hardware.camera2.utils.CameraRuntimeException; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 30 | import android.os.IBinder; |
| 31 | import android.os.RemoteException; |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 32 | import android.os.Handler; |
| 33 | import android.os.Looper; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 34 | import android.util.Log; |
Igor Murashkin | 57ea59b | 2013-08-23 16:55:57 -0700 | [diff] [blame] | 35 | import android.util.SparseArray; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 36 | import android.view.Surface; |
| 37 | |
Igor Murashkin | 57ea59b | 2013-08-23 16:55:57 -0700 | [diff] [blame] | 38 | import java.util.ArrayList; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 39 | import java.util.HashMap; |
Igor Murashkin | 57ea59b | 2013-08-23 16:55:57 -0700 | [diff] [blame] | 40 | import java.util.HashSet; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 41 | import java.util.List; |
| 42 | import java.util.Stack; |
| 43 | |
| 44 | /** |
Eino-Ville Talvala | 70c2207 | 2013-08-27 12:09:04 -0700 | [diff] [blame] | 45 | * HAL2.1+ implementation of CameraDevice. Use CameraManager#open to instantiate |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 46 | */ |
Eino-Ville Talvala | 2f1a2e4 | 2013-07-25 17:12:05 -0700 | [diff] [blame] | 47 | public class CameraDevice implements android.hardware.camera2.CameraDevice { |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 48 | |
| 49 | private final String TAG; |
Zhijun He | ecb323e | 2013-07-31 09:40:27 -0700 | [diff] [blame] | 50 | private final boolean DEBUG; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 51 | |
| 52 | // TODO: guard every function with if (!mRemoteDevice) check (if it was closed) |
| 53 | private ICameraDeviceUser mRemoteDevice; |
| 54 | |
| 55 | private final Object mLock = new Object(); |
| 56 | private final CameraDeviceCallbacks mCallbacks = new CameraDeviceCallbacks(); |
| 57 | |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 58 | private final StateListener mDeviceListener; |
| 59 | private final Handler mDeviceHandler; |
| 60 | |
| 61 | private boolean mIdle = true; |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 62 | |
| 63 | private final SparseArray<CaptureListenerHolder> mCaptureListenerMap = |
| 64 | new SparseArray<CaptureListenerHolder>(); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 65 | |
| 66 | private final Stack<Integer> mRepeatingRequestIdStack = new Stack<Integer>(); |
Igor Murashkin | 57ea59b | 2013-08-23 16:55:57 -0700 | [diff] [blame] | 67 | // Map stream IDs to Surfaces |
| 68 | private final SparseArray<Surface> mConfiguredOutputs = new SparseArray<Surface>(); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 69 | |
| 70 | private final String mCameraId; |
| 71 | |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 72 | // Runnables for all state transitions, except error, which needs the |
| 73 | // error code argument |
| 74 | |
| 75 | private final Runnable mCallOnOpened = new Runnable() { |
| 76 | public void run() { |
| 77 | if (!CameraDevice.this.isClosed()) { |
| 78 | mDeviceListener.onOpened(CameraDevice.this); |
| 79 | } |
| 80 | } |
| 81 | }; |
| 82 | |
| 83 | private final Runnable mCallOnUnconfigured = new Runnable() { |
| 84 | public void run() { |
| 85 | if (!CameraDevice.this.isClosed()) { |
| 86 | mDeviceListener.onUnconfigured(CameraDevice.this); |
| 87 | } |
| 88 | } |
| 89 | }; |
| 90 | |
| 91 | private final Runnable mCallOnActive = new Runnable() { |
| 92 | public void run() { |
| 93 | if (!CameraDevice.this.isClosed()) { |
| 94 | mDeviceListener.onActive(CameraDevice.this); |
| 95 | } |
| 96 | } |
| 97 | }; |
| 98 | |
| 99 | private final Runnable mCallOnBusy = new Runnable() { |
| 100 | public void run() { |
| 101 | if (!CameraDevice.this.isClosed()) { |
| 102 | mDeviceListener.onBusy(CameraDevice.this); |
| 103 | } |
| 104 | } |
| 105 | }; |
| 106 | |
| 107 | private final Runnable mCallOnClosed = new Runnable() { |
| 108 | public void run() { |
| 109 | if (!CameraDevice.this.isClosed()) { |
| 110 | mDeviceListener.onClosed(CameraDevice.this); |
| 111 | } |
| 112 | } |
| 113 | }; |
| 114 | |
| 115 | private final Runnable mCallOnIdle = new Runnable() { |
| 116 | public void run() { |
| 117 | if (!CameraDevice.this.isClosed()) { |
| 118 | mDeviceListener.onIdle(CameraDevice.this); |
| 119 | } |
| 120 | } |
| 121 | }; |
| 122 | |
| 123 | private final Runnable mCallOnDisconnected = new Runnable() { |
| 124 | public void run() { |
| 125 | if (!CameraDevice.this.isClosed()) { |
| 126 | mDeviceListener.onDisconnected(CameraDevice.this); |
| 127 | } |
| 128 | } |
| 129 | }; |
| 130 | |
| 131 | public CameraDevice(String cameraId, StateListener listener, Handler handler) { |
| 132 | if (cameraId == null || listener == null || handler == null) { |
| 133 | throw new IllegalArgumentException("Null argument given"); |
| 134 | } |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 135 | mCameraId = cameraId; |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 136 | mDeviceListener = listener; |
| 137 | mDeviceHandler = handler; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 138 | TAG = String.format("CameraDevice-%s-JV", mCameraId); |
Zhijun He | ecb323e | 2013-07-31 09:40:27 -0700 | [diff] [blame] | 139 | DEBUG = Log.isLoggable(TAG, Log.DEBUG); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 140 | } |
| 141 | |
| 142 | public CameraDeviceCallbacks getCallbacks() { |
| 143 | return mCallbacks; |
| 144 | } |
| 145 | |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 146 | public void setRemoteDevice(ICameraDeviceUser remoteDevice) { |
Eino-Ville Talvala | 5afd3e9 | 2013-08-21 10:37:04 -0700 | [diff] [blame] | 147 | // TODO: Move from decorator to direct binder-mediated exceptions |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 148 | synchronized(mLock) { |
| 149 | mRemoteDevice = CameraBinderDecorator.newInstance(remoteDevice); |
| 150 | |
| 151 | mDeviceHandler.post(mCallOnOpened); |
| 152 | mDeviceHandler.post(mCallOnUnconfigured); |
| 153 | } |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 154 | } |
| 155 | |
| 156 | @Override |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 157 | public String getId() { |
| 158 | return mCameraId; |
| 159 | } |
| 160 | |
| 161 | @Override |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 162 | public void configureOutputs(List<Surface> outputs) throws CameraAccessException { |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 163 | // Treat a null input the same an empty list |
| 164 | if (outputs == null) { |
| 165 | outputs = new ArrayList<Surface>(); |
| 166 | } |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 167 | synchronized (mLock) { |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 168 | checkIfCameraClosed(); |
| 169 | |
Igor Murashkin | 57ea59b | 2013-08-23 16:55:57 -0700 | [diff] [blame] | 170 | HashSet<Surface> addSet = new HashSet<Surface>(outputs); // Streams to create |
| 171 | List<Integer> deleteList = new ArrayList<Integer>(); // Streams to delete |
| 172 | |
| 173 | // Determine which streams need to be created, which to be deleted |
| 174 | for (int i = 0; i < mConfiguredOutputs.size(); ++i) { |
| 175 | int streamId = mConfiguredOutputs.keyAt(i); |
| 176 | Surface s = mConfiguredOutputs.valueAt(i); |
| 177 | |
| 178 | if (!outputs.contains(s)) { |
| 179 | deleteList.add(streamId); |
| 180 | } else { |
| 181 | addSet.remove(s); // Don't create a stream previously created |
| 182 | } |
| 183 | } |
| 184 | |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 185 | mDeviceHandler.post(mCallOnBusy); |
| 186 | stopRepeating(); |
Igor Murashkin | 57ea59b | 2013-08-23 16:55:57 -0700 | [diff] [blame] | 187 | |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 188 | try { |
| 189 | mRemoteDevice.waitUntilIdle(); |
| 190 | |
| 191 | // TODO: mRemoteDevice.beginConfigure |
Igor Murashkin | 57ea59b | 2013-08-23 16:55:57 -0700 | [diff] [blame] | 192 | // Delete all streams first (to free up HW resources) |
| 193 | for (Integer streamId : deleteList) { |
| 194 | mRemoteDevice.deleteStream(streamId); |
| 195 | mConfiguredOutputs.delete(streamId); |
| 196 | } |
| 197 | |
| 198 | // Add all new streams |
| 199 | for (Surface s : addSet) { |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 200 | // TODO: remove width,height,format since we are ignoring |
| 201 | // it. |
Igor Murashkin | 57ea59b | 2013-08-23 16:55:57 -0700 | [diff] [blame] | 202 | int streamId = mRemoteDevice.createStream(0, 0, 0, s); |
| 203 | mConfiguredOutputs.put(streamId, s); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 204 | } |
Igor Murashkin | 57ea59b | 2013-08-23 16:55:57 -0700 | [diff] [blame] | 205 | |
| 206 | // TODO: mRemoteDevice.endConfigure |
| 207 | } catch (CameraRuntimeException e) { |
| 208 | if (e.getReason() == CAMERA_IN_USE) { |
| 209 | throw new IllegalStateException("The camera is currently busy." + |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 210 | " You must wait until the previous operation completes."); |
Igor Murashkin | 57ea59b | 2013-08-23 16:55:57 -0700 | [diff] [blame] | 211 | } |
| 212 | |
| 213 | throw e.asChecked(); |
| 214 | } catch (RemoteException e) { |
| 215 | // impossible |
| 216 | return; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 217 | } |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 218 | |
| 219 | if (outputs.size() > 0) { |
| 220 | mDeviceHandler.post(mCallOnIdle); |
| 221 | } else { |
| 222 | mDeviceHandler.post(mCallOnUnconfigured); |
| 223 | } |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 224 | } |
| 225 | } |
| 226 | |
| 227 | @Override |
Eino-Ville Talvala | 70c2207 | 2013-08-27 12:09:04 -0700 | [diff] [blame] | 228 | public CaptureRequest.Builder createCaptureRequest(int templateType) |
| 229 | throws CameraAccessException { |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 230 | synchronized (mLock) { |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 231 | checkIfCameraClosed(); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 232 | |
Eino-Ville Talvala | 70c2207 | 2013-08-27 12:09:04 -0700 | [diff] [blame] | 233 | CameraMetadataNative templatedRequest = new CameraMetadataNative(); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 234 | |
| 235 | try { |
| 236 | mRemoteDevice.createDefaultRequest(templateType, /* out */templatedRequest); |
| 237 | } catch (CameraRuntimeException e) { |
| 238 | throw e.asChecked(); |
| 239 | } catch (RemoteException e) { |
| 240 | // impossible |
| 241 | return null; |
| 242 | } |
| 243 | |
Eino-Ville Talvala | 70c2207 | 2013-08-27 12:09:04 -0700 | [diff] [blame] | 244 | CaptureRequest.Builder builder = |
| 245 | new CaptureRequest.Builder(templatedRequest); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 246 | |
Eino-Ville Talvala | 70c2207 | 2013-08-27 12:09:04 -0700 | [diff] [blame] | 247 | return builder; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 248 | } |
| 249 | } |
| 250 | |
| 251 | @Override |
Igor Murashkin | 6bbf9dc | 2013-09-05 12:22:00 -0700 | [diff] [blame] | 252 | public int capture(CaptureRequest request, CaptureListener listener, Handler handler) |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 253 | throws CameraAccessException { |
Igor Murashkin | 6bbf9dc | 2013-09-05 12:22:00 -0700 | [diff] [blame] | 254 | return submitCaptureRequest(request, listener, handler, /*streaming*/false); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 255 | } |
| 256 | |
| 257 | @Override |
Igor Murashkin | 6bbf9dc | 2013-09-05 12:22:00 -0700 | [diff] [blame] | 258 | public int captureBurst(List<CaptureRequest> requests, CaptureListener listener, |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 259 | Handler handler) throws CameraAccessException { |
Zhijun He | fc19e2c | 2013-08-22 14:43:07 -0700 | [diff] [blame] | 260 | if (requests.isEmpty()) { |
| 261 | Log.w(TAG, "Capture burst request list is empty, do nothing!"); |
Igor Murashkin | 6bbf9dc | 2013-09-05 12:22:00 -0700 | [diff] [blame] | 262 | return -1; |
Zhijun He | fc19e2c | 2013-08-22 14:43:07 -0700 | [diff] [blame] | 263 | } |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 264 | // TODO |
| 265 | throw new UnsupportedOperationException("Burst capture implemented yet"); |
| 266 | |
| 267 | } |
| 268 | |
Igor Murashkin | 6bbf9dc | 2013-09-05 12:22:00 -0700 | [diff] [blame] | 269 | private int submitCaptureRequest(CaptureRequest request, CaptureListener listener, |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 270 | Handler handler, boolean repeating) throws CameraAccessException { |
| 271 | |
| 272 | // Need a valid handler, or current thread needs to have a looper, if |
| 273 | // listener is valid |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 274 | if (listener != null) { |
| 275 | handler = checkHandler(handler); |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 276 | } |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 277 | |
| 278 | synchronized (mLock) { |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 279 | checkIfCameraClosed(); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 280 | int requestId; |
| 281 | |
| 282 | try { |
| 283 | requestId = mRemoteDevice.submitRequest(request, repeating); |
| 284 | } catch (CameraRuntimeException e) { |
| 285 | throw e.asChecked(); |
| 286 | } catch (RemoteException e) { |
| 287 | // impossible |
Igor Murashkin | 6bbf9dc | 2013-09-05 12:22:00 -0700 | [diff] [blame] | 288 | return -1; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 289 | } |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 290 | if (listener != null) { |
| 291 | mCaptureListenerMap.put(requestId, new CaptureListenerHolder(listener, request, |
| 292 | handler, repeating)); |
| 293 | } |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 294 | |
| 295 | if (repeating) { |
| 296 | mRepeatingRequestIdStack.add(requestId); |
| 297 | } |
| 298 | |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 299 | if (mIdle) { |
| 300 | mDeviceHandler.post(mCallOnActive); |
| 301 | } |
| 302 | mIdle = false; |
| 303 | |
Igor Murashkin | 6bbf9dc | 2013-09-05 12:22:00 -0700 | [diff] [blame] | 304 | return requestId; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 305 | } |
| 306 | } |
| 307 | |
| 308 | @Override |
Igor Murashkin | 6bbf9dc | 2013-09-05 12:22:00 -0700 | [diff] [blame] | 309 | public int setRepeatingRequest(CaptureRequest request, CaptureListener listener, |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 310 | Handler handler) throws CameraAccessException { |
Igor Murashkin | 6bbf9dc | 2013-09-05 12:22:00 -0700 | [diff] [blame] | 311 | return submitCaptureRequest(request, listener, handler, /*streaming*/true); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 312 | } |
| 313 | |
| 314 | @Override |
Igor Murashkin | 6bbf9dc | 2013-09-05 12:22:00 -0700 | [diff] [blame] | 315 | public int setRepeatingBurst(List<CaptureRequest> requests, CaptureListener listener, |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 316 | Handler handler) throws CameraAccessException { |
Zhijun He | fc19e2c | 2013-08-22 14:43:07 -0700 | [diff] [blame] | 317 | if (requests.isEmpty()) { |
| 318 | Log.w(TAG, "Set Repeating burst request list is empty, do nothing!"); |
Igor Murashkin | 6bbf9dc | 2013-09-05 12:22:00 -0700 | [diff] [blame] | 319 | return -1; |
Zhijun He | fc19e2c | 2013-08-22 14:43:07 -0700 | [diff] [blame] | 320 | } |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 321 | // TODO |
| 322 | throw new UnsupportedOperationException("Burst capture implemented yet"); |
| 323 | } |
| 324 | |
| 325 | @Override |
| 326 | public void stopRepeating() throws CameraAccessException { |
| 327 | |
| 328 | synchronized (mLock) { |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 329 | checkIfCameraClosed(); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 330 | while (!mRepeatingRequestIdStack.isEmpty()) { |
| 331 | int requestId = mRepeatingRequestIdStack.pop(); |
| 332 | |
| 333 | try { |
| 334 | mRemoteDevice.cancelRequest(requestId); |
| 335 | } catch (CameraRuntimeException e) { |
| 336 | throw e.asChecked(); |
| 337 | } catch (RemoteException e) { |
| 338 | // impossible |
| 339 | return; |
| 340 | } |
| 341 | } |
| 342 | } |
| 343 | } |
| 344 | |
| 345 | @Override |
| 346 | public void waitUntilIdle() throws CameraAccessException { |
Zhijun He | 7f4d314 | 2013-07-23 07:54:38 -0700 | [diff] [blame] | 347 | |
| 348 | synchronized (mLock) { |
| 349 | checkIfCameraClosed(); |
| 350 | if (!mRepeatingRequestIdStack.isEmpty()) { |
| 351 | throw new IllegalStateException("Active repeating request ongoing"); |
| 352 | } |
| 353 | |
| 354 | try { |
| 355 | mRemoteDevice.waitUntilIdle(); |
| 356 | } catch (CameraRuntimeException e) { |
| 357 | throw e.asChecked(); |
| 358 | } catch (RemoteException e) { |
| 359 | // impossible |
| 360 | return; |
| 361 | } |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 362 | } |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 363 | } |
| 364 | |
| 365 | @Override |
Eino-Ville Talvala | 8ebd52b | 2013-08-13 12:09:44 -0700 | [diff] [blame] | 366 | public void flush() throws CameraAccessException { |
| 367 | synchronized (mLock) { |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 368 | checkIfCameraClosed(); |
| 369 | |
| 370 | mDeviceHandler.post(mCallOnBusy); |
Eino-Ville Talvala | 8ebd52b | 2013-08-13 12:09:44 -0700 | [diff] [blame] | 371 | try { |
| 372 | mRemoteDevice.flush(); |
| 373 | } catch (CameraRuntimeException e) { |
| 374 | throw e.asChecked(); |
| 375 | } catch (RemoteException e) { |
| 376 | // impossible |
| 377 | return; |
| 378 | } |
| 379 | } |
| 380 | } |
| 381 | |
| 382 | @Override |
Igor Murashkin | 5c9eaf6 | 2013-09-10 19:35:24 -0700 | [diff] [blame] | 383 | public void close() { |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 384 | synchronized (mLock) { |
| 385 | |
| 386 | try { |
Igor Murashkin | 2a3eced | 2013-08-28 17:35:10 -0700 | [diff] [blame] | 387 | if (mRemoteDevice != null) { |
| 388 | mRemoteDevice.disconnect(); |
| 389 | } |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 390 | } catch (CameraRuntimeException e) { |
Igor Murashkin | 5c9eaf6 | 2013-09-10 19:35:24 -0700 | [diff] [blame] | 391 | Log.e(TAG, "Exception while closing: ", e.asChecked()); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 392 | } catch (RemoteException e) { |
| 393 | // impossible |
| 394 | } |
| 395 | |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 396 | if (mRemoteDevice != null) { |
| 397 | mDeviceHandler.post(mCallOnClosed); |
| 398 | } |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 399 | |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 400 | mRemoteDevice = null; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 401 | } |
| 402 | } |
| 403 | |
| 404 | @Override |
| 405 | protected void finalize() throws Throwable { |
| 406 | try { |
| 407 | close(); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 408 | } |
| 409 | finally { |
| 410 | super.finalize(); |
| 411 | } |
| 412 | } |
| 413 | |
| 414 | static class CaptureListenerHolder { |
| 415 | |
| 416 | private final boolean mRepeating; |
| 417 | private final CaptureListener mListener; |
| 418 | private final CaptureRequest mRequest; |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 419 | private final Handler mHandler; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 420 | |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 421 | CaptureListenerHolder(CaptureListener listener, CaptureRequest request, Handler handler, |
| 422 | boolean repeating) { |
| 423 | if (listener == null || handler == null) { |
| 424 | throw new UnsupportedOperationException( |
| 425 | "Must have a valid handler and a valid listener"); |
| 426 | } |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 427 | mRepeating = repeating; |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 428 | mHandler = handler; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 429 | mRequest = request; |
| 430 | mListener = listener; |
| 431 | } |
| 432 | |
| 433 | public boolean isRepeating() { |
| 434 | return mRepeating; |
| 435 | } |
| 436 | |
| 437 | public CaptureListener getListener() { |
| 438 | return mListener; |
| 439 | } |
| 440 | |
| 441 | public CaptureRequest getRequest() { |
| 442 | return mRequest; |
| 443 | } |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 444 | |
| 445 | public Handler getHandler() { |
| 446 | return mHandler; |
| 447 | } |
| 448 | |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 449 | } |
| 450 | |
Zhijun He | ecb323e | 2013-07-31 09:40:27 -0700 | [diff] [blame] | 451 | public class CameraDeviceCallbacks extends ICameraDeviceCallbacks.Stub { |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 452 | |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 453 | // |
| 454 | // Constants below need to be kept up-to-date with |
| 455 | // frameworks/av/include/camera/camera2/ICameraDeviceCallbacks.h |
| 456 | // |
| 457 | |
| 458 | // |
| 459 | // Error codes for onCameraError |
| 460 | // |
| 461 | |
| 462 | /** |
| 463 | * Camera has been disconnected |
| 464 | */ |
| 465 | static final int ERROR_CAMERA_DISCONNECTED = 0; |
| 466 | |
| 467 | /** |
| 468 | * Camera has encountered a device-level error |
| 469 | * Matches CameraDevice.StateListener#ERROR_CAMERA_DEVICE |
| 470 | */ |
| 471 | static final int ERROR_CAMERA_DEVICE = 1; |
| 472 | |
| 473 | /** |
| 474 | * Camera has encountered a service-level error |
| 475 | * Matches CameraDevice.StateListener#ERROR_CAMERA_SERVICE |
| 476 | */ |
| 477 | static final int ERROR_CAMERA_SERVICE = 2; |
| 478 | |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 479 | @Override |
| 480 | public IBinder asBinder() { |
| 481 | return this; |
| 482 | } |
| 483 | |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 484 | @Override |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 485 | public void onCameraError(final int errorCode) { |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 486 | Runnable r = null; |
| 487 | if (isClosed()) return; |
| 488 | |
| 489 | synchronized(mLock) { |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 490 | switch (errorCode) { |
| 491 | case ERROR_CAMERA_DISCONNECTED: |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 492 | r = mCallOnDisconnected; |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 493 | break; |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 494 | default: |
| 495 | Log.e(TAG, "Unknown error from camera device: " + errorCode); |
| 496 | // no break |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 497 | case ERROR_CAMERA_DEVICE: |
| 498 | case ERROR_CAMERA_SERVICE: |
| 499 | r = new Runnable() { |
| 500 | public void run() { |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 501 | if (!CameraDevice.this.isClosed()) { |
| 502 | mDeviceListener.onError(CameraDevice.this, errorCode); |
| 503 | } |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 504 | } |
| 505 | }; |
| 506 | break; |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 507 | } |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 508 | CameraDevice.this.mDeviceHandler.post(r); |
Zhijun He | ecb323e | 2013-07-31 09:40:27 -0700 | [diff] [blame] | 509 | } |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 510 | } |
| 511 | |
| 512 | @Override |
| 513 | public void onCameraIdle() { |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 514 | if (isClosed()) return; |
| 515 | |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 516 | if (DEBUG) { |
| 517 | Log.d(TAG, "Camera now idle"); |
| 518 | } |
| 519 | synchronized (mLock) { |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 520 | if (!CameraDevice.this.mIdle) { |
| 521 | CameraDevice.this.mDeviceHandler.post(mCallOnIdle); |
| 522 | } |
| 523 | CameraDevice.this.mIdle = true; |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 524 | } |
| 525 | } |
| 526 | |
| 527 | @Override |
| 528 | public void onCaptureStarted(int requestId, final long timestamp) { |
| 529 | if (DEBUG) { |
| 530 | Log.d(TAG, "Capture started for id " + requestId); |
| 531 | } |
| 532 | final CaptureListenerHolder holder; |
| 533 | |
| 534 | // Get the listener for this frame ID, if there is one |
| 535 | synchronized (mLock) { |
| 536 | holder = CameraDevice.this.mCaptureListenerMap.get(requestId); |
| 537 | } |
| 538 | |
| 539 | if (holder == null) { |
| 540 | return; |
| 541 | } |
| 542 | |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 543 | if (isClosed()) return; |
| 544 | |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 545 | // Dispatch capture start notice |
| 546 | holder.getHandler().post( |
| 547 | new Runnable() { |
| 548 | public void run() { |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 549 | if (!CameraDevice.this.isClosed()) { |
| 550 | holder.getListener().onCaptureStarted( |
| 551 | CameraDevice.this, |
| 552 | holder.getRequest(), |
| 553 | timestamp); |
| 554 | } |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 555 | } |
| 556 | }); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 557 | } |
| 558 | |
| 559 | @Override |
Eino-Ville Talvala | 70c2207 | 2013-08-27 12:09:04 -0700 | [diff] [blame] | 560 | public void onResultReceived(int requestId, CameraMetadataNative result) |
| 561 | throws RemoteException { |
Zhijun He | ecb323e | 2013-07-31 09:40:27 -0700 | [diff] [blame] | 562 | if (DEBUG) { |
| 563 | Log.d(TAG, "Received result for id " + requestId); |
| 564 | } |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 565 | final CaptureListenerHolder holder; |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 566 | |
| 567 | synchronized (mLock) { |
| 568 | // TODO: move this whole map into this class to make it more testable, |
| 569 | // exposing the methods necessary like subscribeToRequest, unsubscribe.. |
| 570 | // TODO: make class static class |
| 571 | |
Zhijun He | ecb323e | 2013-07-31 09:40:27 -0700 | [diff] [blame] | 572 | holder = CameraDevice.this.mCaptureListenerMap.get(requestId); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 573 | |
| 574 | // Clean up listener once we no longer expect to see it. |
| 575 | |
| 576 | // TODO: how to handle repeating listeners? |
| 577 | // we probably want cancelRequest to return # of times it already enqueued and |
| 578 | // keep a counter. |
| 579 | if (holder != null && !holder.isRepeating()) { |
Zhijun He | ecb323e | 2013-07-31 09:40:27 -0700 | [diff] [blame] | 580 | CameraDevice.this.mCaptureListenerMap.remove(requestId); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 581 | } |
| 582 | } |
| 583 | |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 584 | // Check if we have a listener for this |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 585 | if (holder == null) { |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 586 | return; |
| 587 | } |
| 588 | |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 589 | if (isClosed()) return; |
| 590 | |
Igor Murashkin | 6bbf9dc | 2013-09-05 12:22:00 -0700 | [diff] [blame] | 591 | final CaptureRequest request = holder.getRequest(); |
| 592 | final CaptureResult resultAsCapture = new CaptureResult(result, request, requestId); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 593 | |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 594 | holder.getHandler().post( |
| 595 | new Runnable() { |
Igor Murashkin | 6bbf9dc | 2013-09-05 12:22:00 -0700 | [diff] [blame] | 596 | @Override |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 597 | public void run() { |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 598 | if (!CameraDevice.this.isClosed()){ |
| 599 | holder.getListener().onCaptureCompleted( |
| 600 | CameraDevice.this, |
| 601 | request, |
| 602 | resultAsCapture); |
| 603 | } |
Eino-Ville Talvala | 4af73c2 | 2013-08-14 10:35:46 -0700 | [diff] [blame] | 604 | } |
| 605 | }); |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 606 | } |
| 607 | |
| 608 | } |
| 609 | |
Eino-Ville Talvala | e841d4e | 2013-09-05 09:04:08 -0700 | [diff] [blame] | 610 | /** |
| 611 | * Default handler management. If handler is null, get the current thread's |
| 612 | * Looper to create a Handler with. If no looper exists, throw exception. |
| 613 | */ |
| 614 | private Handler checkHandler(Handler handler) { |
| 615 | if (handler == null) { |
| 616 | Looper looper = Looper.myLooper(); |
| 617 | if (looper == null) { |
| 618 | throw new IllegalArgumentException( |
| 619 | "No handler given, and current thread has no looper!"); |
| 620 | } |
| 621 | handler = new Handler(looper); |
| 622 | } |
| 623 | return handler; |
| 624 | } |
| 625 | |
Zhijun He | 7f4d314 | 2013-07-23 07:54:38 -0700 | [diff] [blame] | 626 | private void checkIfCameraClosed() { |
| 627 | if (mRemoteDevice == null) { |
| 628 | throw new IllegalStateException("CameraDevice was already closed"); |
| 629 | } |
| 630 | } |
Eino-Ville Talvala | 868d904 | 2013-10-03 11:15:21 -0700 | [diff] [blame^] | 631 | |
| 632 | private boolean isClosed() { |
| 633 | synchronized(mLock) { |
| 634 | return (mRemoteDevice == null); |
| 635 | } |
| 636 | } |
Igor Murashkin | 7072550 | 2013-06-25 20:27:06 +0000 | [diff] [blame] | 637 | } |