blob: 173e0f628ab3d2f2ef5b0adab28ea7cc6083aa25
1 | /* |
2 | * Copyright (C) 2011 The Android Open Source Project |
3 | * |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
5 | * you may not use this file except in compliance with the License. |
6 | * You may obtain a copy of the License at |
7 | * |
8 | * http://www.apache.org/licenses/LICENSE-2.0 |
9 | * |
10 | * Unless required by applicable law or agreed to in writing, software |
11 | * distributed under the License is distributed on an "AS IS" BASIS, |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
13 | * See the License for the specific language governing permissions and |
14 | * limitations under the License. |
15 | */ |
16 | |
17 | |
18 | |
19 | #ifndef ANDROID_HARDWARE_CAMERA_HARDWARE_H |
20 | #define ANDROID_HARDWARE_CAMERA_HARDWARE_H |
21 | |
22 | #include <stdio.h> |
23 | #include <stdarg.h> |
24 | #include <stdlib.h> |
25 | #include <string.h> |
26 | #include <unistd.h> |
27 | #include <time.h> |
28 | #include <fcntl.h> |
29 | #include <sys/ioctl.h> |
30 | #include <sys/mman.h> |
31 | #include <sys/stat.h> |
32 | #include <utils/Log.h> |
33 | #include <utils/threads.h> |
34 | #include <linux/videodev2.h> |
35 | #include "binder/MemoryBase.h" |
36 | #include "binder/MemoryHeapBase.h" |
37 | #include <utils/threads.h> |
38 | #include <camera/CameraParameters.h> |
39 | #include <hardware/camera.h> |
40 | #include "MessageQueue.h" |
41 | #include "Semaphore.h" |
42 | #include "CameraProperties.h" |
43 | #include "DebugUtils.h" |
44 | #include "SensorListener.h" |
45 | #include "util.h" |
46 | |
47 | #include <ui/GraphicBufferAllocator.h> |
48 | #include <ui/GraphicBuffer.h> |
49 | |
50 | #define MIN_WIDTH 640 |
51 | #define MIN_HEIGHT 480 |
52 | #define PICTURE_WIDTH 3264 /* 5mp - 2560. 8mp - 3280 */ /* Make sure it is a multiple of 16. */ |
53 | #define PICTURE_HEIGHT 2448 /* 5mp - 2048. 8mp - 2464 */ /* Make sure it is a multiple of 16. */ |
54 | #define PREVIEW_WIDTH 176 |
55 | #define PREVIEW_HEIGHT 144 |
56 | //#define PIXEL_FORMAT V4L2_PIX_FMT_UYVY |
57 | |
58 | #define VIDEO_FRAME_COUNT_MAX 8 //NUM_OVERLAY_BUFFERS_REQUESTED |
59 | #define MAX_CAMERA_BUFFERS 8 //NUM_OVERLAY_BUFFERS_REQUESTED |
60 | #define MAX_ZOOM 3 |
61 | #define THUMB_WIDTH 80 |
62 | #define THUMB_HEIGHT 60 |
63 | #define PIX_YUV422I 0 |
64 | #define PIX_YUV420P 1 |
65 | |
66 | #define SATURATION_OFFSET 100 |
67 | #define SHARPNESS_OFFSET 100 |
68 | #define CONTRAST_OFFSET 100 |
69 | |
70 | #ifdef AMLOGIC_USB_CAMERA_SUPPORT |
71 | #define METADATA_MODE_FOR_PREVIEW_CALLBACK |
72 | #define ION_MODE_FOR_METADATA_MODE |
73 | #ifdef ION_MODE_FOR_METADATA_MODE |
74 | #define CAMHAL_GRALLOC_USAGE GRALLOC_USAGE_HW_TEXTURE | \ |
75 | GRALLOC_USAGE_HW_RENDER | \ |
76 | GRALLOC_USAGE_SW_READ_OFTEN | \ |
77 | GRALLOC_USAGE_SW_WRITE_OFTEN | \ |
78 | GRALLOC_USAGE_AML_DMA_BUFFER |
79 | #else |
80 | #define CAMHAL_GRALLOC_USAGE GRALLOC_USAGE_HW_TEXTURE | \ |
81 | GRALLOC_USAGE_HW_RENDER | \ |
82 | GRALLOC_USAGE_SW_READ_OFTEN | \ |
83 | GRALLOC_USAGE_SW_WRITE_OFTEN |
84 | #endif |
85 | #else |
86 | #define CAMHAL_GRALLOC_USAGE GRALLOC_USAGE_HW_TEXTURE | \ |
87 | GRALLOC_USAGE_HW_RENDER | \ |
88 | GRALLOC_USAGE_SW_READ_RARELY | \ |
89 | GRALLOC_USAGE_PRIVATE_1 | \ |
90 | GRALLOC_USAGE_SW_WRITE_NEVER |
91 | #endif |
92 | |
93 | //Enables Absolute PPM measurements in logcat |
94 | #define PPM_INSTRUMENTATION_ABS 1 |
95 | |
96 | #define LOCK_BUFFER_TRIES 5 |
97 | //TODO this is wrong. fix this: |
98 | #define HAL_PIXEL_FORMAT_NV12 HAL_PIXEL_FORMAT_YCrCb_420_SP |
99 | |
100 | //sensor listener is useless now, camera don't need to knwo the orientation now |
101 | //disable it now |
102 | //#define ENABLE_SENSOR_LISTENER 1 |
103 | |
104 | //#define AMLOGIC_CAMERA_OVERLAY_SUPPORT |
105 | //#define AMLOGIC_USB_CAMERA_SUPPORT |
106 | |
107 | #define NONNEG_ASSIGN(x,y) \ |
108 | if(x > -1) \ |
109 | y = x |
110 | |
111 | namespace android { |
112 | |
113 | #define PARAM_BUFFER 6000 |
114 | |
115 | ///Forward declarations |
116 | class CameraHal; |
117 | class CameraFrame; |
118 | class CameraHalEvent; |
119 | class DisplayFrame; |
120 | |
121 | class CameraArea : public RefBase |
122 | { |
123 | public: |
124 | |
125 | CameraArea(ssize_t top, |
126 | ssize_t left, |
127 | ssize_t bottom, |
128 | ssize_t right, |
129 | size_t weight) : mTop(top), |
130 | mLeft(left), |
131 | mBottom(bottom), |
132 | mRight(right), |
133 | mWeight(weight) {} |
134 | |
135 | status_t transfrom(size_t width, |
136 | size_t height, |
137 | size_t &top, |
138 | size_t &left, |
139 | size_t &areaWidth, |
140 | size_t &areaHeight); |
141 | |
142 | bool isValid() |
143 | { |
144 | return ( ( 0 != mTop ) || ( 0 != mLeft ) || ( 0 != mBottom ) || ( 0 != mRight) ); |
145 | } |
146 | |
147 | bool isZeroArea() |
148 | { |
149 | return ( (0 == mTop ) && ( 0 == mLeft ) && ( 0 == mBottom ) |
150 | && ( 0 == mRight ) && ( 0 == mWeight )); |
151 | } |
152 | |
153 | size_t getWeight() |
154 | { |
155 | return mWeight; |
156 | } |
157 | |
158 | bool compare(const sp<CameraArea> &area); |
159 | |
160 | static status_t parseAreas(const char *area, |
161 | size_t areaLength, |
162 | Vector< sp<CameraArea> > &areas); |
163 | |
164 | static status_t checkArea(ssize_t top, |
165 | ssize_t left, |
166 | ssize_t bottom, |
167 | ssize_t right, |
168 | ssize_t weight); |
169 | |
170 | static bool areAreasDifferent(Vector< sp<CameraArea> > &, Vector< sp<CameraArea> > &); |
171 | |
172 | protected: |
173 | static const ssize_t TOP = -1000; |
174 | static const ssize_t LEFT = -1000; |
175 | static const ssize_t BOTTOM = 1000; |
176 | static const ssize_t RIGHT = 1000; |
177 | static const ssize_t WEIGHT_MIN = 1; |
178 | static const ssize_t WEIGHT_MAX = 1000; |
179 | |
180 | ssize_t mTop; |
181 | ssize_t mLeft; |
182 | ssize_t mBottom; |
183 | ssize_t mRight; |
184 | size_t mWeight; |
185 | }; |
186 | |
187 | class CameraFDResult : public RefBase |
188 | { |
189 | public: |
190 | |
191 | CameraFDResult() : mFaceData(NULL) {}; |
192 | CameraFDResult(camera_frame_metadata_t *faces) : mFaceData(faces) {}; |
193 | |
194 | virtual ~CameraFDResult() { |
195 | if ( ( NULL != mFaceData ) && ( NULL != mFaceData->faces ) ) { |
196 | free(mFaceData->faces); |
197 | free(mFaceData); |
198 | mFaceData=NULL; |
199 | } |
200 | |
201 | if(( NULL != mFaceData )) |
202 | { |
203 | free(mFaceData); |
204 | mFaceData = NULL; |
205 | } |
206 | } |
207 | |
208 | camera_frame_metadata_t *getFaceResult() { return mFaceData; }; |
209 | |
210 | static const ssize_t TOP = -1000; |
211 | static const ssize_t LEFT = -1000; |
212 | static const ssize_t BOTTOM = 1000; |
213 | static const ssize_t RIGHT = 1000; |
214 | static const ssize_t INVALID_DATA = -2000; |
215 | |
216 | private: |
217 | |
218 | camera_frame_metadata_t *mFaceData; |
219 | }; |
220 | |
221 | class CameraFrame |
222 | { |
223 | public: |
224 | |
225 | enum FrameType |
226 | { |
227 | PREVIEW_FRAME_SYNC = 0x1, ///SYNC implies that the frame needs to be explicitly returned after consuming in order to be filled by camera again |
228 | PREVIEW_FRAME = 0x2 , ///Preview frame includes viewfinder and snapshot frames |
229 | IMAGE_FRAME_SYNC = 0x4, ///Image Frame is the image capture output frame |
230 | IMAGE_FRAME = 0x8, |
231 | VIDEO_FRAME_SYNC = 0x10, ///Timestamp will be updated for these frames |
232 | VIDEO_FRAME = 0x20, |
233 | FRAME_DATA_SYNC = 0x40, ///Any extra data assosicated with the frame. Always synced with the frame |
234 | FRAME_DATA= 0x80, |
235 | RAW_FRAME = 0x100, |
236 | SNAPSHOT_FRAME = 0x200, |
237 | ALL_FRAMES = 0xFFFF ///Maximum of 16 frame types supported |
238 | }; |
239 | |
240 | enum FrameQuirks |
241 | { |
242 | ENCODE_RAW_YUV422I_TO_JPEG = 0x1 << 0, |
243 | ENCODE_RAW_RGB24_TO_JPEG = 0x1 << 1, |
244 | ENCODE_RAW_YUV420SP_TO_JPEG = 0x1 << 2, |
245 | HAS_EXIF_DATA = 0x1 << 3, |
246 | }; |
247 | enum PixelFormat |
248 | { |
249 | PIXEL_FMT_NV21 = 1, |
250 | PIXEL_FMT_YV12, |
251 | PIXEL_FMT_YU12, |
252 | PIXEL_FMT_YUYV, |
253 | PIXEL_FMT_RGB24, |
254 | }; |
255 | |
256 | //default contrustor |
257 | CameraFrame(): |
258 | mCookie(NULL), |
259 | mCookie2(NULL), |
260 | mBuffer(NULL), |
261 | mFrameType(0), |
262 | mTimestamp(0), |
263 | mWidth(0), |
264 | mHeight(0), |
265 | mOffset(0), |
266 | mAlignment(0), |
267 | mFd(0), |
268 | mLength(0), |
269 | mFrameMask(0), |
270 | mQuirks(0), |
271 | mPixelFmt(0) { |
272 | |
273 | mYuv[0] = 0; |
274 | mYuv[1] = 0; |
275 | mCanvas = 0; |
276 | metadataBufferType = 0; |
277 | mColorFormat = 0; |
278 | } |
279 | |
280 | //copy constructor |
281 | CameraFrame(const CameraFrame &frame) : |
282 | mCookie(frame.mCookie), |
283 | mCookie2(frame.mCookie2), |
284 | mBuffer(frame.mBuffer), |
285 | mFrameType(frame.mFrameType), |
286 | mTimestamp(frame.mTimestamp), |
287 | mWidth(frame.mWidth), |
288 | mHeight(frame.mHeight), |
289 | mOffset(frame.mOffset), |
290 | mAlignment(frame.mAlignment), |
291 | mFd(frame.mFd), |
292 | mLength(frame.mLength), |
293 | mFrameMask(frame.mFrameMask), |
294 | mQuirks(frame.mQuirks), |
295 | mPixelFmt(frame.mPixelFmt) { |
296 | |
297 | mYuv[0] = frame.mYuv[0]; |
298 | mYuv[1] = frame.mYuv[1]; |
299 | mCanvas = frame.mCanvas; |
300 | metadataBufferType = frame.metadataBufferType; |
301 | mColorFormat = frame.mColorFormat; |
302 | } |
303 | |
304 | void *mCookie; |
305 | void *mCookie2; |
306 | void *mBuffer; |
307 | int mFrameType; |
308 | nsecs_t mTimestamp; |
309 | unsigned int mWidth, mHeight; |
310 | uint32_t mOffset; |
311 | unsigned int mAlignment; |
312 | int mFd; |
313 | size_t mLength; |
314 | unsigned mFrameMask; |
315 | unsigned int mQuirks; |
316 | unsigned int mPixelFmt; |
317 | unsigned int mYuv[2]; |
318 | unsigned int mCanvas; |
319 | unsigned int metadataBufferType; |
320 | unsigned int mColorFormat; |
321 | ///@todo add other member vars like stride etc |
322 | }; |
323 | |
324 | enum CameraHalError |
325 | { |
326 | CAMERA_ERROR_FATAL = 0x1, //Fatal errors can only be recovered by restarting media server |
327 | CAMERA_ERROR_HARD = 0x2, // Hard errors are hardware hangs that may be recoverable by resetting the hardware internally within the adapter |
328 | CAMERA_ERROR_SOFT = 0x4, // Soft errors are non fatal errors that can be recovered from without needing to stop use-case |
329 | }; |
330 | |
331 | ///Common Camera Hal Event class which is visible to CameraAdapter,DisplayAdapter and AppCallbackNotifier |
332 | ///@todo Rename this class to CameraEvent |
333 | class CameraHalEvent |
334 | { |
335 | public: |
336 | //Enums |
337 | enum CameraHalEventType { |
338 | NO_EVENTS = 0x0, |
339 | EVENT_FOCUS_LOCKED = 0x1, |
340 | EVENT_FOCUS_ERROR = 0x2, |
341 | EVENT_ZOOM_INDEX_REACHED = 0x4, |
342 | EVENT_SHUTTER = 0x8, |
343 | EVENT_FACE = 0x10, |
344 | EVENT_FOCUS_MOVE = 0x20, |
345 | ///@remarks Future enum related to display, like frame displayed event, could be added here |
346 | ALL_EVENTS = 0xFFFF ///Maximum of 16 event types supported |
347 | }; |
348 | |
349 | ///Class declarations |
350 | ///@remarks Add a new class for a new event type added above |
351 | |
352 | //Shutter event specific data |
353 | typedef struct ShutterEventData_t { |
354 | bool shutterClosed; |
355 | }ShutterEventData; |
356 | |
357 | ///Focus event specific data |
358 | typedef struct FocusEventData_t { |
359 | bool focusLocked; |
360 | bool focusError; |
361 | int currentFocusValue; |
362 | } FocusEventData; |
363 | |
364 | typedef struct FocusMoveEventData_t { |
365 | bool focusStart; |
366 | int currentFocusValue; |
367 | } FocusMoveEventData; |
368 | |
369 | ///Zoom specific event data |
370 | typedef struct ZoomEventData_t { |
371 | int currentZoomIndex; |
372 | bool targetZoomIndexReached; |
373 | } ZoomEventData; |
374 | |
375 | typedef struct FaceData_t { |
376 | ssize_t top; |
377 | ssize_t left; |
378 | ssize_t bottom; |
379 | ssize_t right; |
380 | size_t score; |
381 | } FaceData; |
382 | |
383 | typedef sp<CameraFDResult> FaceEventData; |
384 | |
385 | class CameraHalEventData : public RefBase{ |
386 | |
387 | public: |
388 | |
389 | CameraHalEvent::FocusEventData focusEvent; |
390 | CameraHalEvent::FocusMoveEventData focusMoveEvent; |
391 | CameraHalEvent::ZoomEventData zoomEvent; |
392 | CameraHalEvent::ShutterEventData shutterEvent; |
393 | CameraHalEvent::FaceEventData faceEvent; |
394 | }; |
395 | |
396 | //default contrustor |
397 | CameraHalEvent(): |
398 | mCookie(NULL), |
399 | mEventType(NO_EVENTS) {} |
400 | |
401 | //copy constructor |
402 | CameraHalEvent(const CameraHalEvent &event) : |
403 | mCookie(event.mCookie), |
404 | mEventType(event.mEventType), |
405 | mEventData(event.mEventData) {}; |
406 | |
407 | void* mCookie; |
408 | CameraHalEventType mEventType; |
409 | sp<CameraHalEventData> mEventData; |
410 | |
411 | }; |
412 | |
413 | /// Have a generic callback class based on template - to adapt CameraFrame and Event |
414 | typedef void (*frame_callback) (CameraFrame *cameraFrame); |
415 | typedef void (*event_callback) (CameraHalEvent *event); |
416 | |
417 | //signals CameraHAL to relase image buffers |
418 | typedef void (*release_image_buffers_callback) (void *userData); |
419 | typedef void (*end_image_capture_callback) (void *userData); |
420 | |
421 | /** |
422 | * Interface class implemented by classes that have some events to communicate to dependendent classes |
423 | * Dependent classes use this interface for registering for events |
424 | */ |
425 | class MessageNotifier |
426 | { |
427 | public: |
428 | static const uint32_t EVENT_BIT_FIELD_POSITION; |
429 | static const uint32_t FRAME_BIT_FIELD_POSITION; |
430 | |
431 | ///@remarks Msg type comes from CameraFrame and CameraHalEvent classes |
432 | /// MSB 16 bits is for events and LSB 16 bits is for frame notifications |
433 | /// FrameProvider and EventProvider classes act as helpers to event/frame |
434 | /// consumers to call this api |
435 | virtual void enableMsgType(int32_t msgs, frame_callback frameCb=NULL, event_callback eventCb=NULL, void* cookie=NULL) = 0; |
436 | virtual void disableMsgType(int32_t msgs, void* cookie) = 0; |
437 | |
438 | virtual ~MessageNotifier() {}; |
439 | }; |
440 | |
441 | class ErrorNotifier : public virtual RefBase |
442 | { |
443 | public: |
444 | virtual void errorNotify(int error) = 0; |
445 | |
446 | virtual ~ErrorNotifier() {}; |
447 | }; |
448 | |
449 | |
450 | /** |
451 | * Interace class abstraction for Camera Adapter to act as a frame provider |
452 | * This interface is fully implemented by Camera Adapter |
453 | */ |
454 | class FrameNotifier : public MessageNotifier |
455 | { |
456 | public: |
457 | virtual void returnFrame(void* frameBuf, CameraFrame::FrameType frameType) = 0; |
458 | virtual void addFramePointers(void *frameBuf, void *buf) = 0; |
459 | virtual void removeFramePointers() = 0; |
460 | |
461 | virtual ~FrameNotifier() {}; |
462 | }; |
463 | |
464 | /** * Wrapper class around Frame Notifier, which is used by display and notification classes for interacting with Camera Adapter |
465 | */ |
466 | class FrameProvider |
467 | { |
468 | FrameNotifier* mFrameNotifier; |
469 | void* mCookie; |
470 | frame_callback mFrameCallback; |
471 | |
472 | public: |
473 | FrameProvider(FrameNotifier *fn, void* cookie, frame_callback frameCallback) |
474 | :mFrameNotifier(fn), mCookie(cookie),mFrameCallback(frameCallback) { } |
475 | |
476 | int enableFrameNotification(int32_t frameTypes); |
477 | int disableFrameNotification(int32_t frameTypes); |
478 | int returnFrame(void *frameBuf, CameraFrame::FrameType frameType); |
479 | void addFramePointers(void *frameBuf, void *buf); |
480 | void removeFramePointers(); |
481 | }; |
482 | |
483 | /** Wrapper class around MessageNotifier, which is used by display and notification classes for interacting with |
484 | * Camera Adapter |
485 | */ |
486 | class EventProvider |
487 | { |
488 | public: |
489 | MessageNotifier* mEventNotifier; |
490 | void* mCookie; |
491 | event_callback mEventCallback; |
492 | |
493 | public: |
494 | EventProvider(MessageNotifier *mn, void* cookie, event_callback eventCallback) |
495 | :mEventNotifier(mn), mCookie(cookie), mEventCallback(eventCallback) {} |
496 | |
497 | int enableEventNotification(int32_t eventTypes); |
498 | int disableEventNotification(int32_t eventTypes); |
499 | }; |
500 | |
501 | /* |
502 | * Interface for providing buffers |
503 | */ |
504 | class BufferProvider |
505 | { |
506 | public: |
507 | virtual void* allocateBuffer(int width, int height, const char* format, int &bytes, int numBufs) = 0; |
508 | |
509 | //additional methods used for memory mapping |
510 | virtual uint32_t * getOffsets() = 0; |
511 | virtual int getFd() = 0; |
512 | |
513 | virtual int freeBuffer(void* buf) = 0; |
514 | |
515 | virtual ~BufferProvider() {} |
516 | }; |
517 | |
518 | /** |
519 | * Class for handling data and notify callbacks to application |
520 | */ |
521 | class AppCallbackNotifier: public ErrorNotifier , public virtual RefBase |
522 | { |
523 | |
524 | public: |
525 | |
526 | ///Constants |
527 | static const int NOTIFIER_TIMEOUT; |
528 | static const int32_t MAX_BUFFERS = 8; |
529 | |
530 | enum NotifierCommands |
531 | { |
532 | NOTIFIER_CMD_PROCESS_EVENT, |
533 | NOTIFIER_CMD_PROCESS_FRAME, |
534 | NOTIFIER_CMD_PROCESS_ERROR |
535 | }; |
536 | |
537 | enum NotifierState |
538 | { |
539 | NOTIFIER_STOPPED, |
540 | NOTIFIER_STARTED, |
541 | NOTIFIER_EXITED |
542 | }; |
543 | |
544 | public: |
545 | |
546 | ~AppCallbackNotifier(); |
547 | |
548 | ///Initialzes the callback notifier, creates any resources required |
549 | status_t initialize(); |
550 | |
551 | ///Starts the callbacks to application |
552 | status_t start(); |
553 | |
554 | ///Stops the callbacks from going to application |
555 | status_t stop(); |
556 | |
557 | void setEventProvider(int32_t eventMask, MessageNotifier * eventProvider); |
558 | void setFrameProvider(FrameNotifier *frameProvider); |
559 | |
560 | //All sub-components of Camera HAL call this whenever any error happens |
561 | virtual void errorNotify(int error); |
562 | |
563 | status_t startPreviewCallbacks(CameraParameters ¶ms, void *buffers, uint32_t *offsets, int fd, size_t length, size_t count); |
564 | status_t stopPreviewCallbacks(); |
565 | |
566 | status_t enableMsgType(int32_t msgType); |
567 | status_t disableMsgType(int32_t msgType); |
568 | |
569 | //API for enabling/disabling measurement data |
570 | void setMeasurements(bool enable); |
571 | |
572 | //thread loops |
573 | bool notificationThread(); |
574 | |
575 | ///Notification callback functions |
576 | static void frameCallbackRelay(CameraFrame* caFrame); |
577 | static void eventCallbackRelay(CameraHalEvent* chEvt); |
578 | void frameCallback(CameraFrame* caFrame); |
579 | void eventCallback(CameraHalEvent* chEvt); |
580 | void flushAndReturnFrames(); |
581 | |
582 | void setCallbacks(CameraHal *cameraHal, |
583 | camera_notify_callback notify_cb, |
584 | camera_data_callback data_cb, |
585 | camera_data_timestamp_callback data_cb_timestamp, |
586 | camera_request_memory get_memory, |
587 | void *user); |
588 | |
589 | //Set Burst mode |
590 | void setBurst(bool burst); |
591 | |
592 | //Notifications from CameraHal for video recording case |
593 | status_t startRecording(); |
594 | status_t stopRecording(); |
595 | status_t initSharedVideoBuffers(void *buffers, uint32_t *offsets, int fd, size_t length, size_t count, void *vidBufs); |
596 | status_t releaseRecordingFrame(const void *opaque); |
597 | |
598 | status_t useMetaDataBufferMode(bool enable); |
599 | |
600 | void EncoderDoneCb(void*, void*, CameraFrame::FrameType type, void* cookie1, void* cookie2); |
601 | |
602 | void useVideoBuffers(bool useVideoBuffers); |
603 | |
604 | bool getUseVideoBuffers(); |
605 | void setVideoRes(int width, int height); |
606 | |
607 | void flushEventQueue(); |
608 | |
609 | //Internal class definitions |
610 | class NotificationThread : public Thread { |
611 | AppCallbackNotifier* mAppCallbackNotifier; |
612 | MSGUTILS::MessageQueue mNotificationThreadQ; |
613 | public: |
614 | enum NotificationThreadCommands |
615 | { |
616 | NOTIFIER_START, |
617 | NOTIFIER_STOP, |
618 | NOTIFIER_EXIT, |
619 | }; |
620 | public: |
621 | NotificationThread(AppCallbackNotifier* nh) |
622 | : Thread(false), mAppCallbackNotifier(nh) { } |
623 | virtual bool threadLoop() { |
624 | return mAppCallbackNotifier->notificationThread(); |
625 | } |
626 | |
627 | MSGUTILS::MessageQueue &msgQ() { return mNotificationThreadQ;} |
628 | }; |
629 | |
630 | //Friend declarations |
631 | friend class NotificationThread; |
632 | |
633 | private: |
634 | void notifyEvent(); |
635 | void notifyFrame(); |
636 | bool processMessage(); |
637 | void releaseSharedVideoBuffers(); |
638 | status_t dummyRaw(); |
639 | void copyAndSendPictureFrame(CameraFrame* frame, int32_t msgType); |
640 | void copyAndSendPreviewFrame(CameraFrame* frame, int32_t msgType); |
641 | |
642 | private: |
643 | mutable Mutex mLock; |
644 | mutable Mutex mBurstLock; |
645 | CameraHal* mCameraHal; |
646 | camera_notify_callback mNotifyCb; |
647 | camera_data_callback mDataCb; |
648 | camera_data_timestamp_callback mDataCbTimestamp; |
649 | camera_request_memory mRequestMemory; |
650 | void *mCallbackCookie; |
651 | |
652 | //Keeps Video MemoryHeaps and Buffers within |
653 | //these objects |
654 | KeyedVector<unsigned int, unsigned int> mVideoHeaps; |
655 | KeyedVector<unsigned int, unsigned int> mVideoBuffers; |
656 | KeyedVector<unsigned int, unsigned int> mVideoMap; |
657 | |
658 | //Keeps list of Gralloc handles and associated Video Metadata Buffers |
659 | KeyedVector<uint32_t, uint32_t> mVideoMetadataBufferMemoryMap; |
660 | KeyedVector<uint32_t, uint32_t> mVideoMetadataBufferReverseMap; |
661 | |
662 | bool mBufferReleased; |
663 | |
664 | sp< NotificationThread> mNotificationThread; |
665 | EventProvider *mEventProvider; |
666 | FrameProvider *mFrameProvider; |
667 | MSGUTILS::MessageQueue mEventQ; |
668 | MSGUTILS::MessageQueue mFrameQ; |
669 | NotifierState mNotifierState; |
670 | |
671 | bool mPreviewing; |
672 | camera_memory_t* mPreviewMemory; |
673 | unsigned char* mPreviewBufs[MAX_BUFFERS]; |
674 | int mPreviewBufCount; |
675 | const char *mPreviewPixelFormat; |
676 | KeyedVector<unsigned int, sp<MemoryHeapBase> > mSharedPreviewHeaps; |
677 | KeyedVector<unsigned int, sp<MemoryBase> > mSharedPreviewBuffers; |
678 | |
679 | //Burst mode active |
680 | bool mBurst; |
681 | mutable Mutex mRecordingLock; |
682 | bool mRecording; |
683 | bool mMeasurementEnabled; |
684 | |
685 | bool mUseMetaDataBufferMode; |
686 | bool mRawAvailable; |
687 | |
688 | bool mUseVideoBuffers; |
689 | |
690 | int mVideoWidth; |
691 | int mVideoHeight; |
692 | |
693 | }; |
694 | |
695 | |
696 | /** |
697 | * Class used for allocating memory for JPEG bit stream buffers, output buffers of camera in no overlay case |
698 | */ |
699 | class MemoryManager : public BufferProvider, public virtual RefBase |
700 | { |
701 | public: |
702 | MemoryManager(){ } |
703 | |
704 | ///Initializes the memory manager creates any resources required |
705 | status_t initialize() { return NO_ERROR; } |
706 | |
707 | int setErrorHandler(ErrorNotifier *errorNotifier); |
708 | int setRequestMemoryCallback(camera_request_memory get_memory); |
709 | virtual void* allocateBuffer(int width, int height, const char* format, int &bytes, int numBufs); |
710 | virtual uint32_t * getOffsets(); |
711 | virtual int getFd() ; |
712 | virtual int freeBuffer(void* buf); |
713 | |
714 | private: |
715 | |
716 | camera_request_memory mRequestMemory; |
717 | sp<ErrorNotifier> mErrorNotifier; |
718 | KeyedVector<unsigned int, unsigned int> mMemoryHandleMap; |
719 | }; |
720 | |
721 | |
722 | |
723 | |
724 | /** |
725 | * CameraAdapter interface class |
726 | * Concrete classes derive from this class and provide implementations based on the specific camera h/w interface |
727 | */ |
728 | |
729 | class CameraAdapter: public FrameNotifier, public virtual RefBase |
730 | { |
731 | protected: |
732 | enum AdapterActiveStates { |
733 | INTIALIZED_ACTIVE = 1 << 0, |
734 | LOADED_PREVIEW_ACTIVE = 1 << 1, |
735 | PREVIEW_ACTIVE = 1 << 2, |
736 | LOADED_CAPTURE_ACTIVE = 1 << 3, |
737 | CAPTURE_ACTIVE = 1 << 4, |
738 | BRACKETING_ACTIVE = 1 << 5, |
739 | AF_ACTIVE = 1 << 6, |
740 | ZOOM_ACTIVE = 1 << 7, |
741 | VIDEO_ACTIVE = 1 << 8, |
742 | }; |
743 | public: |
744 | typedef struct |
745 | { |
746 | void *mBuffers; |
747 | uint32_t *mOffsets; |
748 | int mFd; |
749 | size_t mLength; |
750 | size_t mCount; |
751 | size_t mMaxQueueable; |
752 | } BuffersDescriptor; |
753 | |
754 | enum CameraCommands |
755 | { |
756 | CAMERA_START_PREVIEW = 0, |
757 | CAMERA_STOP_PREVIEW = 1, |
758 | CAMERA_START_VIDEO = 2, |
759 | CAMERA_STOP_VIDEO = 3, |
760 | CAMERA_START_IMAGE_CAPTURE = 4, |
761 | CAMERA_STOP_IMAGE_CAPTURE = 5, |
762 | CAMERA_PERFORM_AUTOFOCUS = 6, |
763 | CAMERA_CANCEL_AUTOFOCUS = 7, |
764 | CAMERA_PREVIEW_FLUSH_BUFFERS = 8, |
765 | CAMERA_START_SMOOTH_ZOOM = 9, |
766 | CAMERA_STOP_SMOOTH_ZOOM = 10, |
767 | CAMERA_USE_BUFFERS_PREVIEW = 11, |
768 | CAMERA_SET_TIMEOUT = 12, |
769 | CAMERA_CANCEL_TIMEOUT = 13, |
770 | CAMERA_START_BRACKET_CAPTURE = 14, |
771 | CAMERA_STOP_BRACKET_CAPTURE = 15, |
772 | CAMERA_QUERY_RESOLUTION_PREVIEW = 16, |
773 | CAMERA_QUERY_BUFFER_SIZE_IMAGE_CAPTURE = 17, |
774 | CAMERA_QUERY_BUFFER_SIZE_PREVIEW_DATA = 18, |
775 | CAMERA_USE_BUFFERS_IMAGE_CAPTURE = 19, |
776 | CAMERA_USE_BUFFERS_PREVIEW_DATA = 20, |
777 | CAMERA_TIMEOUT_EXPIRED = 21, |
778 | CAMERA_START_FD = 22, |
779 | CAMERA_STOP_FD = 23, |
780 | CAMERA_SWITCH_TO_EXECUTING = 24, |
781 | CAMERA_DISABLE_MIRROR = 25, |
782 | CAMERA_FOCUS_MOVE_MSG = 26, |
783 | CAMERA_APK = 27, |
784 | |
785 | }; |
786 | |
787 | enum CameraMode |
788 | { |
789 | CAMERA_PREVIEW, |
790 | CAMERA_IMAGE_CAPTURE, |
791 | CAMERA_VIDEO, |
792 | CAMERA_MEASUREMENT |
793 | }; |
794 | |
795 | enum AdapterState { |
796 | INTIALIZED_STATE = INTIALIZED_ACTIVE, |
797 | LOADED_PREVIEW_STATE = LOADED_PREVIEW_ACTIVE | INTIALIZED_ACTIVE, |
798 | PREVIEW_STATE = PREVIEW_ACTIVE | INTIALIZED_ACTIVE, |
799 | LOADED_CAPTURE_STATE = LOADED_CAPTURE_ACTIVE | PREVIEW_ACTIVE | INTIALIZED_ACTIVE, |
800 | CAPTURE_STATE = CAPTURE_ACTIVE | PREVIEW_ACTIVE | INTIALIZED_ACTIVE, |
801 | BRACKETING_STATE = BRACKETING_ACTIVE | CAPTURE_ACTIVE | PREVIEW_ACTIVE | INTIALIZED_ACTIVE , |
802 | AF_STATE = AF_ACTIVE | PREVIEW_ACTIVE | INTIALIZED_ACTIVE, |
803 | ZOOM_STATE = ZOOM_ACTIVE | PREVIEW_ACTIVE | INTIALIZED_ACTIVE, |
804 | VIDEO_STATE = VIDEO_ACTIVE | PREVIEW_ACTIVE | INTIALIZED_ACTIVE, |
805 | VIDEO_AF_STATE = VIDEO_ACTIVE | AF_ACTIVE | PREVIEW_ACTIVE | INTIALIZED_ACTIVE, |
806 | VIDEO_ZOOM_STATE = VIDEO_ACTIVE | ZOOM_ACTIVE | PREVIEW_ACTIVE | INTIALIZED_ACTIVE, |
807 | VIDEO_LOADED_CAPTURE_STATE = VIDEO_ACTIVE | LOADED_CAPTURE_ACTIVE | PREVIEW_ACTIVE | INTIALIZED_ACTIVE, |
808 | VIDEO_CAPTURE_STATE = VIDEO_ACTIVE | CAPTURE_ACTIVE | PREVIEW_ACTIVE | INTIALIZED_ACTIVE, |
809 | AF_ZOOM_STATE = AF_ACTIVE | ZOOM_ACTIVE | PREVIEW_ACTIVE | INTIALIZED_ACTIVE, |
810 | BRACKETING_ZOOM_STATE = BRACKETING_ACTIVE | ZOOM_ACTIVE | PREVIEW_ACTIVE | INTIALIZED_ACTIVE, |
811 | }; |
812 | |
813 | public: |
814 | |
815 | ///Initialzes the camera adapter creates any resources required |
816 | virtual int initialize(CameraProperties::Properties*) = 0; |
817 | |
818 | virtual int setErrorHandler(ErrorNotifier *errorNotifier) = 0; |
819 | |
820 | //Message/Frame notification APIs |
821 | virtual void enableMsgType(int32_t msgs, |
822 | frame_callback callback = NULL, |
823 | event_callback eventCb = NULL, |
824 | void *cookie = NULL) = 0; |
825 | virtual void disableMsgType(int32_t msgs, void* cookie) = 0; |
826 | virtual void returnFrame(void* frameBuf, CameraFrame::FrameType frameType) = 0; |
827 | virtual void addFramePointers(void *frameBuf, void *buf) = 0; |
828 | virtual void removeFramePointers() = 0; |
829 | |
830 | //APIs to configure Camera adapter and get the current parameter set |
831 | virtual int setParameters(const CameraParameters& params) = 0; |
832 | virtual void getParameters(CameraParameters& params) = 0; |
833 | |
834 | //API to flush the buffers from Camera |
835 | status_t flushBuffers() |
836 | { |
837 | return sendCommand(CameraAdapter::CAMERA_PREVIEW_FLUSH_BUFFERS); |
838 | } |
839 | |
840 | //Registers callback for returning image buffers back to CameraHAL |
841 | virtual int registerImageReleaseCallback(release_image_buffers_callback callback, void *user_data) = 0; |
842 | |
843 | //Registers callback, which signals a completed image capture |
844 | virtual int registerEndCaptureCallback(end_image_capture_callback callback, void *user_data) = 0; |
845 | |
846 | //API to send a command to the camera |
847 | virtual status_t sendCommand(CameraCommands operation, int value1=0, int value2=0, int value3=0) = 0; |
848 | |
849 | virtual ~CameraAdapter() {}; |
850 | |
851 | //Retrieves the current Adapter state |
852 | virtual AdapterState getState() = 0; |
853 | |
854 | //Retrieves the next Adapter state |
855 | virtual AdapterState getNextState() = 0; |
856 | |
857 | // Receive orientation events from CameraHal |
858 | virtual void onOrientationEvent(uint32_t orientation, uint32_t tilt) = 0; |
859 | |
860 | // Rolls the state machine back to INTIALIZED_STATE from the current state |
861 | virtual status_t rollbackToInitializedState() = 0; |
862 | protected: |
863 | //The first two methods will try to switch the adapter state. |
864 | //Every call to setState() should be followed by a corresponding |
865 | //call to commitState(). If the state switch fails, then it will |
866 | //get reset to the previous state via rollbackState(). |
867 | virtual status_t setState(CameraCommands operation) = 0; |
868 | virtual status_t commitState() = 0; |
869 | virtual status_t rollbackState() = 0; |
870 | |
871 | // Retrieves the current Adapter state - for internal use (not locked) |
872 | virtual status_t getState(AdapterState &state) = 0; |
873 | // Retrieves the next Adapter state - for internal use (not locked) |
874 | virtual status_t getNextState(AdapterState &state) = 0; |
875 | }; |
876 | |
877 | class DisplayAdapter : public BufferProvider, public virtual RefBase |
878 | { |
879 | public: |
880 | typedef struct S3DParameters_t |
881 | { |
882 | int mode; |
883 | int framePacking; |
884 | int order; |
885 | int subSampling; |
886 | } S3DParameters; |
887 | |
888 | ///Initializes the display adapter creates any resources required |
889 | virtual int initialize() = 0; |
890 | |
891 | virtual int setPreviewWindow(struct preview_stream_ops *window) = 0; |
892 | virtual int setFrameProvider(FrameNotifier *frameProvider) = 0; |
893 | virtual int setErrorHandler(ErrorNotifier *errorNotifier) = 0; |
894 | virtual int enableDisplay(int width, int height, struct timeval *refTime = NULL, S3DParameters *s3dParams = NULL) = 0; |
895 | virtual int disableDisplay(bool cancel_buffer = true) = 0; |
896 | //Used for Snapshot review temp. pause |
897 | virtual int pauseDisplay(bool pause) = 0; |
898 | |
899 | #if PPM_INSTRUMENTATION || PPM_INSTRUMENTATION_ABS |
900 | //Used for shot to snapshot measurement |
901 | virtual int setSnapshotTimeRef(struct timeval *refTime = NULL) = 0; |
902 | #endif |
903 | |
904 | virtual int useBuffers(void *bufArr, int num) = 0; |
905 | virtual bool supportsExternalBuffering() = 0; |
906 | |
907 | // Get max queueable buffers display supports |
908 | // This function should only be called after |
909 | // allocateBuffer |
910 | virtual int maxQueueableBuffers(unsigned int& queueable) = 0; |
911 | }; |
912 | |
913 | static void releaseImageBuffers(void *userData); |
914 | |
915 | static void endImageCapture(void *userData); |
916 | |
917 | /** |
918 | Implementation of the Android Camera hardware abstraction layer |
919 | |
920 | */ |
921 | class CameraHal |
922 | |
923 | { |
924 | |
925 | public: |
926 | ///Constants |
927 | static const int NO_BUFFERS_PREVIEW; |
928 | static const int NO_BUFFERS_IMAGE_CAPTURE; |
929 | static const uint32_t VFR_SCALE = 1000; |
930 | |
931 | |
932 | /*--------------------Interface Methods---------------------------------*/ |
933 | |
934 | //@{ |
935 | public: |
936 | |
937 | /** Set the notification and data callbacks */ |
938 | void setCallbacks(camera_notify_callback notify_cb, |
939 | camera_data_callback data_cb, |
940 | camera_data_timestamp_callback data_cb_timestamp, |
941 | camera_request_memory get_memory, |
942 | void *user); |
943 | |
944 | /** Receives orientation events from SensorListener **/ |
945 | void onOrientationEvent(uint32_t orientation, uint32_t tilt); |
946 | |
947 | /** |
948 | * The following three functions all take a msgtype, |
949 | * which is a bitmask of the messages defined in |
950 | * include/ui/Camera.h |
951 | */ |
952 | |
953 | /** |
954 | * Enable a message, or set of messages. |
955 | */ |
956 | void enableMsgType(int32_t msgType); |
957 | |
958 | /** |
959 | * Disable a message, or a set of messages. |
960 | */ |
961 | void disableMsgType(int32_t msgType); |
962 | |
963 | /** |
964 | * Query whether a message, or a set of messages, is enabled. |
965 | * Note that this is operates as an AND, if any of the messages |
966 | * queried are off, this will return false. |
967 | */ |
968 | int msgTypeEnabled(int32_t msgType); |
969 | |
970 | /** |
971 | * Start preview mode. |
972 | */ |
973 | int startPreview(); |
974 | |
975 | /** |
976 | * Only used if overlays are used for camera preview. |
977 | */ |
978 | int setPreviewWindow(struct preview_stream_ops *window); |
979 | |
980 | /** |
981 | * Stop a previously started preview. |
982 | */ |
983 | void stopPreview(); |
984 | |
985 | /** |
986 | * Returns true if preview is enabled. |
987 | */ |
988 | bool previewEnabled(); |
989 | |
990 | /** |
991 | * Start record mode. When a record image is available a CAMERA_MSG_VIDEO_FRAME |
992 | * message is sent with the corresponding frame. Every record frame must be released |
993 | * by calling releaseRecordingFrame(). |
994 | */ |
995 | int startRecording(); |
996 | |
997 | /** |
998 | * Stop a previously started recording. |
999 | */ |
1000 | void stopRecording(); |
1001 | |
1002 | /** |
1003 | * Returns true if recording is enabled. |
1004 | */ |
1005 | int recordingEnabled(); |
1006 | |
1007 | /** |
1008 | * Release a record frame previously returned by CAMERA_MSG_VIDEO_FRAME. |
1009 | */ |
1010 | void releaseRecordingFrame(const void *opaque); |
1011 | |
1012 | /** |
1013 | * Start auto focus, the notification callback routine is called |
1014 | * with CAMERA_MSG_FOCUS once when focusing is complete. autoFocus() |
1015 | * will be called again if another auto focus is needed. |
1016 | */ |
1017 | int autoFocus(); |
1018 | |
1019 | /** |
1020 | * Cancels auto-focus function. If the auto-focus is still in progress, |
1021 | * this function will cancel it. Whether the auto-focus is in progress |
1022 | * or not, this function will return the focus position to the default. |
1023 | * If the camera does not support auto-focus, this is a no-op. |
1024 | */ |
1025 | int cancelAutoFocus(); |
1026 | |
1027 | /** |
1028 | * Take a picture. |
1029 | */ |
1030 | int takePicture(); |
1031 | |
1032 | /** |
1033 | * Cancel a picture that was started with takePicture. Calling this |
1034 | * method when no picture is being taken is a no-op. |
1035 | */ |
1036 | int cancelPicture(); |
1037 | |
1038 | /** Set the camera parameters. */ |
1039 | int setParameters(const char* params); |
1040 | int setParameters(const CameraParameters& params); |
1041 | |
1042 | /** Return the camera parameters. */ |
1043 | char* getParameters(); |
1044 | void putParameters(char *); |
1045 | |
1046 | /** |
1047 | * Send command to camera driver. |
1048 | */ |
1049 | int sendCommand(int32_t cmd, int32_t arg1, int32_t arg2); |
1050 | |
1051 | /** |
1052 | * Release the hardware resources owned by this object. Note that this is |
1053 | * *not* done in the destructor. |
1054 | */ |
1055 | void release(); |
1056 | |
1057 | /** |
1058 | * Dump state of the camera hardware |
1059 | */ |
1060 | int dump(int fd) const; |
1061 | |
1062 | |
1063 | status_t storeMetaDataInBuffers(bool enable); |
1064 | |
1065 | //@} |
1066 | |
1067 | /*--------------------Internal Member functions - Public---------------------------------*/ |
1068 | |
1069 | public: |
1070 | /** @name internalFunctionsPublic */ |
1071 | //@{ |
1072 | |
1073 | /** Constructor of CameraHal */ |
1074 | CameraHal(int cameraId); |
1075 | |
1076 | // Destructor of CameraHal |
1077 | ~CameraHal(); |
1078 | |
1079 | /** Initialize CameraHal */ |
1080 | status_t initialize(CameraProperties::Properties*); |
1081 | |
1082 | /** Deinitialize CameraHal */ |
1083 | void deinitialize(); |
1084 | |
1085 | #if PPM_INSTRUMENTATION || PPM_INSTRUMENTATION_ABS |
1086 | |
1087 | //Uses the constructor timestamp as a reference to calcluate the |
1088 | // elapsed time |
1089 | static void PPM(const char *); |
1090 | //Uses a user provided timestamp as a reference to calcluate the |
1091 | // elapsed time |
1092 | static void PPM(const char *, struct timeval*, ...); |
1093 | |
1094 | #endif |
1095 | |
1096 | /** Free image bufs */ |
1097 | status_t freeImageBufs(); |
1098 | |
1099 | //Signals the end of image capture |
1100 | status_t signalEndImageCapture(); |
1101 | |
1102 | //Events |
1103 | static void eventCallbackRelay(CameraHalEvent* event); |
1104 | void eventCallback(CameraHalEvent* event); |
1105 | void setEventProvider(int32_t eventMask, MessageNotifier * eventProvider); |
1106 | |
1107 | /*--------------------Internal Member functions - Private---------------------------------*/ |
1108 | private: |
1109 | |
1110 | /** @name internalFunctionsPrivate */ |
1111 | //@{ |
1112 | |
1113 | /** Set the camera parameters specific to Video Recording. */ |
1114 | bool setVideoModeParameters(const CameraParameters&); |
1115 | |
1116 | /** Reset the camera parameters specific to Video Recording. */ |
1117 | bool resetVideoModeParameters(); |
1118 | |
1119 | /** Restart the preview with setParameter. */ |
1120 | status_t restartPreview(); |
1121 | |
1122 | status_t parseResolution(const char *resStr, int &width, int &height); |
1123 | |
1124 | void insertSupportedParams(); |
1125 | |
1126 | /** Allocate preview data buffers */ |
1127 | status_t allocPreviewDataBufs(size_t size, size_t bufferCount); |
1128 | |
1129 | /** Free preview data buffers */ |
1130 | status_t freePreviewDataBufs(); |
1131 | |
1132 | /** Allocate preview buffers */ |
1133 | status_t allocPreviewBufs(int width, int height, const char* previewFormat, unsigned int bufferCount, unsigned int &max_queueable); |
1134 | |
1135 | /** Allocate video buffers */ |
1136 | status_t allocVideoBufs(uint32_t width, uint32_t height, uint32_t bufferCount); |
1137 | |
1138 | /** Allocate image capture buffers */ |
1139 | status_t allocImageBufs(unsigned int width, unsigned int height, size_t length, const char* previewFormat, unsigned int bufferCount); |
1140 | |
1141 | /** Free preview buffers */ |
1142 | status_t freePreviewBufs(); |
1143 | |
1144 | /** Free video bufs */ |
1145 | status_t freeVideoBufs(void *bufs); |
1146 | |
1147 | //Check if a given resolution is supported by the current camera |
1148 | //instance |
1149 | bool isResolutionValid(unsigned int width, unsigned int height, const char *supportedResolutions); |
1150 | |
1151 | //Check if a given parameter is supported by the current camera |
1152 | // instance |
1153 | bool isParameterValid(const char *param, const char *supportedParams); |
1154 | bool isParameterValid(int param, const char *supportedParams); |
1155 | bool isParameterInRange(int param, const char *supportedParams); |
1156 | status_t doesSetParameterNeedUpdate(const char *new_param, const char *old_params, bool &update); |
1157 | |
1158 | /** Initialize default parameters */ |
1159 | void initDefaultParameters(); |
1160 | |
1161 | void dumpProperties(CameraProperties::Properties& cameraProps); |
1162 | |
1163 | status_t startImageBracketing(); |
1164 | |
1165 | status_t stopImageBracketing(); |
1166 | |
1167 | void setShutter(bool enable); |
1168 | |
1169 | void forceStopPreview(); |
1170 | |
1171 | void selectFPSRange(int framerate, int *min_fps, int *max_fps); |
1172 | |
1173 | void setPreferredPreviewRes(int width, int height); |
1174 | void resetPreviewRes(CameraParameters *mParams, int width, int height); |
1175 | |
1176 | //@} |
1177 | |
1178 | |
1179 | /*----------Member variables - Public ---------------------*/ |
1180 | public: |
1181 | int32_t mMsgEnabled; |
1182 | bool mRecordEnabled; |
1183 | nsecs_t mCurrentTime; |
1184 | bool mFalsePreview; |
1185 | bool mPreviewEnabled; |
1186 | uint32_t mTakePictureQueue; |
1187 | bool mBracketingEnabled; |
1188 | bool mBracketingRunning; |
1189 | //User shutter override |
1190 | bool mShutterEnabled; |
1191 | bool mMeasurementEnabled; |
1192 | //Google's parameter delimiter |
1193 | static const char PARAMS_DELIMITER[]; |
1194 | |
1195 | CameraAdapter *mCameraAdapter; |
1196 | sp<AppCallbackNotifier> mAppCallbackNotifier; |
1197 | sp<DisplayAdapter> mDisplayAdapter; |
1198 | sp<MemoryManager> mMemoryManager; |
1199 | |
1200 | sp<IMemoryHeap> mPictureHeap; |
1201 | |
1202 | int* mGrallocHandles; |
1203 | bool mFpsRangeChangedByApp; |
1204 | |
1205 | |
1206 | |
1207 | |
1208 | |
1209 | ///static member vars |
1210 | |
1211 | #if PPM_INSTRUMENTATION || PPM_INSTRUMENTATION_ABS |
1212 | |
1213 | //Timestamp from the CameraHal constructor |
1214 | static struct timeval ppm_start; |
1215 | //Timestamp of the autoFocus command |
1216 | static struct timeval mStartFocus; |
1217 | //Timestamp of the startPreview command |
1218 | static struct timeval mStartPreview; |
1219 | //Timestamp of the takePicture command |
1220 | static struct timeval mStartCapture; |
1221 | |
1222 | #endif |
1223 | |
1224 | /*----------Member variables - Private ---------------------*/ |
1225 | private: |
1226 | bool mDynamicPreviewSwitch; |
1227 | //keeps paused state of display |
1228 | bool mDisplayPaused; |
1229 | //Index of current camera adapter |
1230 | int mCameraIndex; |
1231 | |
1232 | mutable Mutex mLock; |
1233 | |
1234 | #ifdef ENABLE_SENSOR_LISTENER |
1235 | sp<SensorListener> mSensorListener; |
1236 | #endif |
1237 | void* mCameraAdapterHandle; |
1238 | |
1239 | CameraParameters mParameters; |
1240 | bool mPreviewRunning; |
1241 | bool mPreviewStateOld; |
1242 | bool mRecordingEnabled; |
1243 | EventProvider *mEventProvider; |
1244 | |
1245 | int32_t *mPreviewDataBufs; |
1246 | uint32_t *mPreviewDataOffsets; |
1247 | int mPreviewDataFd; |
1248 | int mPreviewDataLength; |
1249 | int32_t *mImageBufs; |
1250 | uint32_t *mImageOffsets; |
1251 | int mImageFd; |
1252 | int mImageLength; |
1253 | int32_t *mPreviewBufs; |
1254 | uint32_t *mPreviewOffsets; |
1255 | int mPreviewLength; |
1256 | int mPreviewFd; |
1257 | int32_t *mVideoBufs; |
1258 | uint32_t *mVideoOffsets; |
1259 | int mVideoFd; |
1260 | int mVideoLength; |
1261 | |
1262 | int mBracketRangePositive; |
1263 | int mBracketRangeNegative; |
1264 | |
1265 | ///@todo Rename this as preview buffer provider |
1266 | BufferProvider *mBufProvider; |
1267 | BufferProvider *mVideoBufProvider; |
1268 | |
1269 | |
1270 | CameraProperties::Properties* mCameraProperties; |
1271 | |
1272 | bool mPreviewStartInProgress; |
1273 | |
1274 | bool mSetPreviewWindowCalled; |
1275 | |
1276 | uint32_t mPreviewWidth; |
1277 | uint32_t mPreviewHeight; |
1278 | int32_t mMaxZoomSupported; |
1279 | |
1280 | int mVideoWidth; |
1281 | int mVideoHeight; |
1282 | int refCount; |
1283 | |
1284 | }; |
1285 | |
1286 | |
1287 | }; // namespace android |
1288 | |
1289 | #endif |
1290 |