path: root/v3/EmulatedFakeCamera3.cpp (plain)
blob: 09a8cdaf57c65fc1dac22ddf5dcfda3ccba790f7

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
17	/*
18	* Contains implementation of a class EmulatedFakeCamera3 that encapsulates
19	* functionality of an advanced fake camera.
20	*/
21
22	#include <inttypes.h>
23
24	#define LOG_NDEBUG 0
25	//#define LOG_NNDEBUG 0
26	#define LOG_TAG "EmulatedCamera_FakeCamera3"
27	#include <utils/Log.h>
28
29	#include "EmulatedFakeCamera3.h"
30	#include "EmulatedCameraFactory.h"
31	#include <ui/Fence.h>
32	#include <ui/Rect.h>
33	#include <ui/GraphicBufferMapper.h>
34	#include <sys/types.h>
35
36	#include <cutils/properties.h>
37	#include "fake-pipeline2/Sensor.h"
38	#include "fake-pipeline2/JpegCompressor.h"
39	#include <cmath>
40	#include <gralloc_priv.h>
41	#include <binder/IPCThreadState.h>
42
43	#if defined(LOG_NNDEBUG) && LOG_NNDEBUG == 0
44	#define ALOGVV ALOGV
45	#else
46	#define ALOGVV(...) ((void)0)
47	#endif
48
49	namespace android {
50
51	/**
52	* Constants for camera capabilities
53	*/
54
55	const int64_t USEC = 1000LL;
56	const int64_t MSEC = USEC * 1000LL;
57	const int64_t SEC = MSEC * 1000LL;
58
59
60	const int32_t EmulatedFakeCamera3::kAvailableFormats[] = {
61	//HAL_PIXEL_FORMAT_RAW_SENSOR,
62	HAL_PIXEL_FORMAT_BLOB,
63	//HAL_PIXEL_FORMAT_RGBA_8888,
64	HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED,
65	// These are handled by YCbCr_420_888
66	HAL_PIXEL_FORMAT_YV12,
67	HAL_PIXEL_FORMAT_YCrCb_420_SP,
68	//HAL_PIXEL_FORMAT_YCbCr_422_I,
69	HAL_PIXEL_FORMAT_YCbCr_420_888
70	};
71
72	const uint32_t EmulatedFakeCamera3::kAvailableRawSizes[2] = {
73	640, 480
74	// Sensor::kResolution[0], Sensor::kResolution[1]
75	};
76
77	const uint64_t EmulatedFakeCamera3::kAvailableRawMinDurations[1] = {
78	(const uint64_t)Sensor::kFrameDurationRange[0]
79	};
80
81	const uint32_t EmulatedFakeCamera3::kAvailableProcessedSizesBack[6] = {
82	640, 480, 320, 240,// 1280, 720
83	// Sensor::kResolution[0], Sensor::kResolution[1]
84	};
85
86	const uint32_t EmulatedFakeCamera3::kAvailableProcessedSizesFront[4] = {
87	640, 480, 320, 240
88	// Sensor::kResolution[0], Sensor::kResolution[1]
89	};
90
91	const uint64_t EmulatedFakeCamera3::kAvailableProcessedMinDurations[1] = {
92	(const uint64_t)Sensor::kFrameDurationRange[0]
93	};
94
95	const uint32_t EmulatedFakeCamera3::kAvailableJpegSizesBack[2] = {
96	1280,720
97	// Sensor::kResolution[0], Sensor::kResolution[1]
98	};
99
100	const uint32_t EmulatedFakeCamera3::kAvailableJpegSizesFront[2] = {
101	640, 480
102	// Sensor::kResolution[0], Sensor::kResolution[1]
103	};
104
105
106	const uint64_t EmulatedFakeCamera3::kAvailableJpegMinDurations[1] = {
107	(const uint64_t)Sensor::kFrameDurationRange[0]
108	};
109
110	/**
111	* 3A constants
112	*/
113
114	// Default exposure and gain targets for different scenarios
115	const nsecs_t EmulatedFakeCamera3::kNormalExposureTime = 10 * MSEC;
116	const nsecs_t EmulatedFakeCamera3::kFacePriorityExposureTime = 30 * MSEC;
117	const int EmulatedFakeCamera3::kNormalSensitivity = 100;
118	const int EmulatedFakeCamera3::kFacePrioritySensitivity = 400;
119	const float EmulatedFakeCamera3::kExposureTrackRate = 0.1;
120	const int EmulatedFakeCamera3::kPrecaptureMinFrames = 10;
121	const int EmulatedFakeCamera3::kStableAeMaxFrames = 100;
122	const float EmulatedFakeCamera3::kExposureWanderMin = -2;
123	const float EmulatedFakeCamera3::kExposureWanderMax = 1;
124
125	/**
126	* Camera device lifecycle methods
127	*/
128	static const ssize_t kMinJpegBufferSize = 256 * 1024 + sizeof(camera3_jpeg_blob);
129	jpegsize EmulatedFakeCamera3::getMaxJpegResolution(uint32_t picSizes[],int count) {
130	uint32_t maxJpegWidth = 0, maxJpegHeight = 0;
131	jpegsize maxJpegResolution;
132	for (int i=0; i < count; i+= 4) {
133	uint32_t width = picSizes[i+1];
134	uint32_t height = picSizes[i+2];
135	if (picSizes[i+0] == HAL_PIXEL_FORMAT_BLOB &&
136	(width * height > maxJpegWidth * maxJpegHeight)) {
137	maxJpegWidth = width;
138	maxJpegHeight = height;
139	}
140	}
141	maxJpegResolution.width = maxJpegWidth;
142	maxJpegResolution.height = maxJpegHeight;
143	return maxJpegResolution;
144	}
145	ssize_t EmulatedFakeCamera3::getJpegBufferSize(int width, int height) {
146	if (maxJpegResolution.width == 0) {
147	return BAD_VALUE;
148	}
149	ssize_t maxJpegBufferSize = JpegCompressor::kMaxJpegSize;
150
151	// Calculate final jpeg buffer size for the given resolution.
152	float scaleFactor = ((float) (width * height)) /
153	(maxJpegResolution.width * maxJpegResolution.height);
154	ssize_t jpegBufferSize = scaleFactor * maxJpegBufferSize;
155	// Bound the buffer size to [MIN_JPEG_BUFFER_SIZE, maxJpegBufferSize].
156	if (jpegBufferSize > maxJpegBufferSize) {
157	jpegBufferSize = maxJpegBufferSize;
158	} else if (jpegBufferSize < kMinJpegBufferSize) {
159	jpegBufferSize = kMinJpegBufferSize;
160	}
161	return jpegBufferSize;
162	}
163
164	EmulatedFakeCamera3::EmulatedFakeCamera3(int cameraId, struct hw_module_t* module) :
165	EmulatedCamera3(cameraId, module) {
166	ALOGI("Constructing emulated fake camera 3 cameraID:%d", mCameraID);
167
168	for (size_t i = 0; i < CAMERA3_TEMPLATE_COUNT; i++) {
169	mDefaultTemplates[i] = NULL;
170	}
171
172	/**
173	* Front cameras = limited mode
174	* Back cameras = full mode
175	*/
176	//TODO limited or full mode, read this from camera driver
177	//mFullMode = facingBack;
178	mCameraStatus = CAMERA_INIT;
179	mSupportCap = 0;
180	mSupportRotate = 0;
181	mFullMode = 0;
182	mFlushTag = false;
183	mPlugged = false;
184
185	gLoadXml.parseXMLFile();
186	}
187
188	EmulatedFakeCamera3::~EmulatedFakeCamera3() {
189	for (size_t i = 0; i < CAMERA3_TEMPLATE_COUNT; i++) {
190	if (mDefaultTemplates[i] != NULL) {
191	free_camera_metadata(mDefaultTemplates[i]);
192	}
193	}
194
195	if (mCameraInfo != NULL) {
196	CAMHAL_LOGIA("free mCameraInfo");
197	free_camera_metadata(mCameraInfo);
198	mCameraInfo = NULL;
199	}
200	}
201
202	status_t EmulatedFakeCamera3::Initialize() {
203	DBG_LOGB("mCameraID=%d,mStatus=%d,ddd\n", mCameraID, mStatus);
204	status_t res;
205
206	#ifdef HAVE_VERSION_INFO
207	CAMHAL_LOGIB("\n--------------------------------\n"
208	"author:aml.sh multi-media team\n"
209	"branch name: %s\n"
210	"git version: %s \n"
211	"last changed: %s\n"
212	"build-time: %s\n"
213	"build-name: %s\n"
214	"uncommitted-file-num:%d\n"
215	"ssh user@%s, cd %s\n"
216	"hostname %s\n"
217	"--------------------------------\n",
218	CAMHAL_BRANCH_NAME,
219	CAMHAL_GIT_VERSION,
220	CAMHAL_LAST_CHANGED,
221	CAMHAL_BUILD_TIME,
222	CAMHAL_BUILD_NAME,
223	CAMHAL_GIT_UNCOMMIT_FILE_NUM,
224	CAMHAL_IP, CAMHAL_PATH, CAMHAL_HOSTNAME
225	);
226	#endif
227
228
229	if (mStatus != STATUS_ERROR) {
230	ALOGE("%s: Already initialized!", __FUNCTION__);
231	return INVALID_OPERATION;
232	}
233
234	res = constructStaticInfo();
235	if (res != OK) {
236	ALOGE("%s: Unable to allocate static info: %s (%d)",
237	__FUNCTION__, strerror(-res), res);
238	return res;
239	}
240
241	return EmulatedCamera3::Initialize();
242	}
243
244	status_t EmulatedFakeCamera3::connectCamera(hw_device_t** device) {
245	ALOGV("%s: E", __FUNCTION__);
246	DBG_LOGB("%s, ddd", __FUNCTION__);
247	Mutex::Autolock l(mLock);
248	status_t res;
249	DBG_LOGB("%s , mStatus = %d" , __FUNCTION__, mStatus);
250
251	if ((mStatus != STATUS_CLOSED) || !mPlugged) {
252	ALOGE("%s: Can't connect in state %d, mPlugged=%d",
253	__FUNCTION__, mStatus, mPlugged);
254	return INVALID_OPERATION;
255	}
256
257	mSensor = new Sensor();
258	mSensor->setSensorListener(this);
259
260	res = mSensor->startUp(mCameraID);
261	DBG_LOGB("mSensor startUp, mCameraID=%d\n", mCameraID);
262	if (res != NO_ERROR) return res;
263
264	mSupportCap = mSensor->IoctlStateProbe();
265	if (mSupportCap & IOCTL_MASK_ROTATE) {
266	mSupportRotate = true;
267	}
268
269	mReadoutThread = new ReadoutThread(this);
270	mJpegCompressor = new JpegCompressor();
271
272	res = mReadoutThread->setJpegCompressorListener(this);
273	if (res != NO_ERROR) {
274	return res;
275	}
276	res = mReadoutThread->startJpegCompressor(this);
277	if (res != NO_ERROR) {
278	return res;
279	}
280
281	res = mReadoutThread->run("EmuCam3::readoutThread");
282	if (res != NO_ERROR) return res;
283
284	// Initialize fake 3A
285
286	mControlMode = ANDROID_CONTROL_MODE_AUTO;
287	mFacePriority = false;
288	mAeMode = ANDROID_CONTROL_AE_MODE_ON;
289	mAfMode = ANDROID_CONTROL_AF_MODE_AUTO;
290	mAwbMode = ANDROID_CONTROL_AWB_MODE_AUTO;
291	mAeState = ANDROID_CONTROL_AE_STATE_CONVERGED;//ANDROID_CONTROL_AE_STATE_INACTIVE;
292	mAfState = ANDROID_CONTROL_AF_STATE_INACTIVE;
293	mAwbState = ANDROID_CONTROL_AWB_STATE_INACTIVE;
294	mAfTriggerId = 0;
295	mAeCurrentExposureTime = kNormalExposureTime;
296	mAeCurrentSensitivity = kNormalSensitivity;
297
298	return EmulatedCamera3::connectCamera(device);
299	}
300
301	status_t EmulatedFakeCamera3::plugCamera() {
302	{
303	Mutex::Autolock l(mLock);
304
305	if (!mPlugged) {
306	CAMHAL_LOGIB("%s: Plugged back in", __FUNCTION__);
307	mPlugged = true;
308	}
309	}
310
311	return NO_ERROR;
312	}
313
314	status_t EmulatedFakeCamera3::unplugCamera() {
315	{
316	Mutex::Autolock l(mLock);
317
318	if (mPlugged) {
319	CAMHAL_LOGIB("%s: Unplugged camera", __FUNCTION__);
320	mPlugged = false;
321	}
322	}
323	return true;
324	}
325
326	camera_device_status_t EmulatedFakeCamera3::getHotplugStatus() {
327	Mutex::Autolock l(mLock);
328	return mPlugged ?
329	CAMERA_DEVICE_STATUS_PRESENT :
330	CAMERA_DEVICE_STATUS_NOT_PRESENT;
331	}
332
333	bool EmulatedFakeCamera3::getCameraStatus()
334	{
335	CAMHAL_LOGVB("%s, mCameraStatus = %d",__FUNCTION__,mCameraStatus);
336	bool ret = false;
337	if (mStatus == STATUS_CLOSED) {
338	ret = true;
339	} else {
340	ret = false;
341	}
342	return ret;
343	}
344
345	status_t EmulatedFakeCamera3::closeCamera() {
346	DBG_LOGB("%s, %d\n", __FUNCTION__, __LINE__);
347	status_t res;
348	{
349	Mutex::Autolock l(mLock);
350	if (mStatus == STATUS_CLOSED) return OK;
351	}
352
353	CAMHAL_LOGDB("%s, %d\n", __FUNCTION__, __LINE__);
354	mReadoutThread->sendFlushSingnal();
355	mSensor->sendExitSingalToSensor();
356	res = mSensor->shutDown();
357	if (res != NO_ERROR) {
358	ALOGE("%s: Unable to shut down sensor: %d", __FUNCTION__, res);
359	return res;
360	}
361	mSensor.clear();
362	CAMHAL_LOGDB("%s, %d\n", __FUNCTION__, __LINE__);
363
364	{
365	Mutex::Autolock l(mLock);
366	res = mReadoutThread->shutdownJpegCompressor(this);
367	if (res != OK) {
368	ALOGE("%s: Unable to shut down JpegCompressor: %d", __FUNCTION__, res);
369	return res;
370	}
371	mReadoutThread->sendExitReadoutThreadSignal();
372	mReadoutThread->requestExit();
373	}
374	CAMHAL_LOGDB("%s, %d\n", __FUNCTION__, __LINE__);
375
376	mReadoutThread->join();
377	DBG_LOGA("Sucess exit ReadOutThread");
378	{
379	Mutex::Autolock l(mLock);
380	// Clear out private stream information
381	for (StreamIterator s = mStreams.begin(); s != mStreams.end(); s++) {
382	PrivateStreamInfo *privStream =
383	static_cast<PrivateStreamInfo*>((*s)->priv);
384	delete privStream;
385	(*s)->priv = NULL;
386	}
387	mStreams.clear();
388	mReadoutThread.clear();
389	}
390	CAMHAL_LOGDB("%s, %d\n", __FUNCTION__, __LINE__);
391	return EmulatedCamera3::closeCamera();
392	}
393
394	status_t EmulatedFakeCamera3::getCameraInfo(struct camera_info *info) {
395	char property[PROPERTY_VALUE_MAX];
396	char* tempApkName = gLoadXml.getApkPackageName(IPCThreadState::self()->getCallingPid());
397	List_Or * temp=new List_Or();
398	info->facing = mFacingBack ? CAMERA_FACING_BACK : CAMERA_FACING_FRONT;
399	if (mSensorType == SENSOR_USB) {
400	if (mFacingBack) {
401	property_get("hw.camera.orientation.back", property, "0");
402	} else {
403	property_get("hw.camera.orientation.front", property, "0");
404	}
405	int32_t orientation = atoi(property);
406
407	if (gLoadXml.findApkCp(tempApkName, temp)) {
408	orientation = atoi(temp->pro);
409	}
410	if (temp != NULL) {
411	delete temp;
412	temp = NULL;
413	}
414
415	property_get("hw.camera.usb.orientation_offset", property, "0");
416	orientation += atoi(property);
417	orientation %= 360;
418	info->orientation = orientation ;
419	} else {
420	if (mFacingBack) {
421	property_get("hw.camera.orientation.back", property, "270");
422	} else {
423	property_get("hw.camera.orientation.front", property, "90");
424	}
425	info->orientation = atoi(property);
426	}
427	return EmulatedCamera3::getCameraInfo(info);
428	}
429
430	/**
431	* Camera3 interface methods
432	*/
433
434	void EmulatedFakeCamera3::getValidJpegSize(uint32_t picSizes[], uint32_t availablejpegsize[], int count) {
435	int i,j,k;
436	bool valid = true;
437	for (i=0,j=0; i < count; i+= 4) {
438	for (k= 0; k<=j ;k+=2) {
439	if ((availablejpegsize[k]*availablejpegsize[k+1]) == (picSizes[i+1]*picSizes[i+2])) {
440
441	valid = false;
442	}
443	}
444	if (valid) {
445	availablejpegsize[j] = picSizes[i+1];
446	availablejpegsize[j+1] = picSizes[i+2];
447	j+=2;
448	}
449	valid = true;
450	}
451	}
452
453	status_t EmulatedFakeCamera3::checkValidJpegSize(uint32_t width, uint32_t height) {
454
455	int validsizecount = 0;
456	uint32_t count = sizeof(mAvailableJpegSize)/sizeof(mAvailableJpegSize[0]);
457	for (uint32_t f = 0; f < count; f+=2) {
458	if (mAvailableJpegSize[f] != 0) {
459	if ((mAvailableJpegSize[f] == width)&&(mAvailableJpegSize[f+1] == height)) {
460	validsizecount++;
461	}
462	} else {
463	break;
464	}
465	}
466	if (validsizecount == 0)
467	return BAD_VALUE;
468	return OK;
469	}
470
471	status_t EmulatedFakeCamera3::configureStreams(
472	camera3_stream_configuration *streamList) {
473	Mutex::Autolock l(mLock);
474	uint32_t width, height, pixelfmt;
475	bool isRestart = false;
476	mFlushTag = false;
477	DBG_LOGB("%s: %d streams", __FUNCTION__, streamList->num_streams);
478
479	if (mStatus != STATUS_OPEN && mStatus != STATUS_READY) {
480	ALOGE("%s: Cannot configure streams in state %d",
481	__FUNCTION__, mStatus);
482	return NO_INIT;
483	}
484
485	/**
486	* Sanity-check input list.
487	*/
488	if (streamList == NULL) {
489	ALOGE("%s: NULL stream configuration", __FUNCTION__);
490	return BAD_VALUE;
491	}
492
493	if (streamList->streams == NULL) {
494	ALOGE("%s: NULL stream list", __FUNCTION__);
495	return BAD_VALUE;
496	}
497
498	if (streamList->num_streams < 1) {
499	ALOGE("%s: Bad number of streams requested: %d", __FUNCTION__,
500	streamList->num_streams);
501	return BAD_VALUE;
502	}
503
504	camera3_stream_t *inputStream = NULL;
505	for (size_t i = 0; i < streamList->num_streams; i++) {
506	camera3_stream_t *newStream = streamList->streams[i];
507
508	if (newStream == NULL) {
509	ALOGE("%s: Stream index %zu was NULL",
510	__FUNCTION__, i);
511	return BAD_VALUE;
512	}
513
514	if (newStream->max_buffers <= 0) {
515	isRestart = true;//mSensor->isNeedRestart(newStream->width, newStream->height, newStream->format);
516	DBG_LOGB("format=%x, w*h=%dx%d, stream_type=%d, max_buffers=%d, isRestart=%d\n",
517	newStream->format, newStream->width, newStream->height,
518	newStream->stream_type, newStream->max_buffers,
519	isRestart);
520	}
521	ALOGV("%s: Stream %p (id %zu), type %d, usage 0x%x, format 0x%x",
522	__FUNCTION__, newStream, i, newStream->stream_type,
523	newStream->usage,
524	newStream->format);
525
526	if (newStream->stream_type == CAMERA3_STREAM_INPUT ||
527	newStream->stream_type == CAMERA3_STREAM_BIDIRECTIONAL) {
528	if (inputStream != NULL) {
529
530	ALOGE("%s: Multiple input streams requested!", __FUNCTION__);
531	return BAD_VALUE;
532	}
533	inputStream = newStream;
534	}
535
536	bool validFormat = false;
537	for (size_t f = 0;
538	f < sizeof(kAvailableFormats)/sizeof(kAvailableFormats[0]);
539	f++) {
540	if (newStream->format == kAvailableFormats[f]) {
541	validFormat = true;
542	//HAL_PIXEL_FORMAT_YCrCb_420_SP,
543	if (HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED == newStream->format)
544	newStream->format = HAL_PIXEL_FORMAT_YCrCb_420_SP;
545
546	break;
547	}
548	DBG_LOGB("stream_type=%d\n", newStream->stream_type);
549	}
550	if (!validFormat) {
551	ALOGE("%s: Unsupported stream format 0x%x requested",
552	__FUNCTION__, newStream->format);
553	return BAD_VALUE;
554	}
555
556	status_t ret = checkValidJpegSize(newStream->width, newStream->height);
557	if (ret != OK) {
558	return BAD_VALUE;
559	}
560
561	}
562	mInputStream = inputStream;
563	width = 0;
564	height = 0;
565	for (size_t i = 0; i < streamList->num_streams; i++) {
566	camera3_stream_t *newStream = streamList->streams[i];
567	DBG_LOGB("find propert width and height, format=%x, w*h=%dx%d, stream_type=%d, max_buffers=%d\n",
568	newStream->format, newStream->width, newStream->height, newStream->stream_type, newStream->max_buffers);
569	if ((HAL_PIXEL_FORMAT_BLOB != newStream->format) &&
570	(CAMERA3_STREAM_OUTPUT == newStream->stream_type)) {
571
572	if (width < newStream->width)
573	width = newStream->width;
574
575	if (height < newStream->height)
576	height = newStream->height;
577
578	pixelfmt = (uint32_t)newStream->format;
579	if (HAL_PIXEL_FORMAT_YCbCr_420_888 == pixelfmt)
580	pixelfmt = HAL_PIXEL_FORMAT_YCrCb_420_SP;
581	}
582
583	}
584
585	//TODO modify this ugly code
586	if (isRestart) {
587	isRestart = mSensor->isNeedRestart(width, height, pixelfmt);
588	}
589
590	if (isRestart) {
591	mSensor->streamOff();
592	pixelfmt = mSensor->halFormatToSensorFormat(pixelfmt);
593	mSensor->setOutputFormat(width, height, pixelfmt, 0);
594	mSensor->streamOn();
595	DBG_LOGB("width=%d, height=%d, pixelfmt=%.4s\n",
596	width, height, (char*)&pixelfmt);
597	}
598
599	/**
600	* Initially mark all existing streams as not alive
601	*/
602	for (StreamIterator s = mStreams.begin(); s != mStreams.end(); ++s) {
603	PrivateStreamInfo *privStream =
604	static_cast<PrivateStreamInfo*>((*s)->priv);
605	privStream->alive = false;
606	}
607
608	/**
609	* Find new streams and mark still-alive ones
610	*/
611	for (size_t i = 0; i < streamList->num_streams; i++) {
612	camera3_stream_t *newStream = streamList->streams[i];
613	if (newStream->priv == NULL) {
614	// New stream, construct info
615	PrivateStreamInfo *privStream = new PrivateStreamInfo();
616	privStream->alive = true;
617	privStream->registered = false;
618
619	newStream->usage =
620	mSensor->getStreamUsage(newStream->stream_type);
621
622	DBG_LOGB("stream_type=%d\n", newStream->stream_type);
623	newStream->max_buffers = kMaxBufferCount;
624	newStream->priv = privStream;
625	mStreams.push_back(newStream);
626	} else {
627	// Existing stream, mark as still alive.
628	PrivateStreamInfo *privStream =
629	static_cast<PrivateStreamInfo*>(newStream->priv);
630	CAMHAL_LOGDA("Existing stream ?");
631	privStream->alive = true;
632	}
633	DBG_LOGB("%d, newStream=%p, stream_type=%d, usage=%x, priv=%p, w*h=%dx%d\n",
634	i, newStream, newStream->stream_type, newStream->usage, newStream->priv, newStream->width, newStream->height);
635	}
636
637	/**
638	* Reap the dead streams
639	*/
640	for (StreamIterator s = mStreams.begin(); s != mStreams.end();) {
641	PrivateStreamInfo *privStream =
642	static_cast<PrivateStreamInfo*>((*s)->priv);
643	if (!privStream->alive) {
644	DBG_LOGA("delete not alive streams");
645	(*s)->priv = NULL;
646	delete privStream;
647	s = mStreams.erase(s);
648	} else {
649	++s;
650	}
651	}
652
653	/**
654	* Can't reuse settings across configure call
655	*/
656	mPrevSettings.clear();
657
658	return OK;
659	}
660
661	status_t EmulatedFakeCamera3::registerStreamBuffers(
662	const camera3_stream_buffer_set *bufferSet) {
663	DBG_LOGB("%s: E", __FUNCTION__);
664	Mutex::Autolock l(mLock);
665
666	/**
667	* Sanity checks
668	*/
669	DBG_LOGA("==========sanity checks\n");
670
671	// OK: register streams at any time during configure
672	// (but only once per stream)
673	if (mStatus != STATUS_READY && mStatus != STATUS_ACTIVE) {
674	ALOGE("%s: Cannot register buffers in state %d",
675	__FUNCTION__, mStatus);
676	return NO_INIT;
677	}
678
679	if (bufferSet == NULL) {
680	ALOGE("%s: NULL buffer set!", __FUNCTION__);
681	return BAD_VALUE;
682	}
683
684	StreamIterator s = mStreams.begin();
685	for (; s != mStreams.end(); ++s) {
686	if (bufferSet->stream == *s) break;
687	}
688	if (s == mStreams.end()) {
689	ALOGE("%s: Trying to register buffers for a non-configured stream!",
690	__FUNCTION__);
691	return BAD_VALUE;
692	}
693
694	/**
695	* Register the buffers. This doesn't mean anything to the emulator besides
696	* marking them off as registered.
697	*/
698
699	PrivateStreamInfo *privStream =
700	static_cast<PrivateStreamInfo*>((*s)->priv);
701
702	#if 0
703	if (privStream->registered) {
704	ALOGE("%s: Illegal to register buffer more than once", __FUNCTION__);
705	return BAD_VALUE;
706	}
707	#endif
708
709	privStream->registered = true;
710
711	return OK;
712	}
713
714	const camera_metadata_t* EmulatedFakeCamera3::constructDefaultRequestSettings(
715	int type) {
716	DBG_LOGB("%s: E", __FUNCTION__);
717	Mutex::Autolock l(mLock);
718
719	if (type < 0 || type >= CAMERA3_TEMPLATE_COUNT) {
720	ALOGE("%s: Unknown request settings template: %d",
721	__FUNCTION__, type);
722	return NULL;
723	}
724
725	/**
726	* Cache is not just an optimization - pointer returned has to live at
727	* least as long as the camera device instance does.
728	*/
729	if (mDefaultTemplates[type] != NULL) {
730	return mDefaultTemplates[type];
731	}
732
733	CameraMetadata settings;
734
735	/** android.request */
736	static const uint8_t requestType = ANDROID_REQUEST_TYPE_CAPTURE;
737	settings.update(ANDROID_REQUEST_TYPE, &requestType, 1);
738
739	static const uint8_t metadataMode = ANDROID_REQUEST_METADATA_MODE_FULL;
740	settings.update(ANDROID_REQUEST_METADATA_MODE, &metadataMode, 1);
741
742	static const int32_t id = 0;
743	settings.update(ANDROID_REQUEST_ID, &id, 1);
744
745	static const int32_t frameCount = 0;
746	settings.update(ANDROID_REQUEST_FRAME_COUNT, &frameCount, 1);
747
748	/** android.lens */
749
750	static const float focusDistance = 0;
751	settings.update(ANDROID_LENS_FOCUS_DISTANCE, &focusDistance, 1);
752
753	static const float aperture = 2.8f;
754	settings.update(ANDROID_LENS_APERTURE, &aperture, 1);
755
756	// static const float focalLength = 5.0f;
757	static const float focalLength = 3.299999952316284f;
758	settings.update(ANDROID_LENS_FOCAL_LENGTH, &focalLength, 1);
759
760	static const float filterDensity = 0;
761	settings.update(ANDROID_LENS_FILTER_DENSITY, &filterDensity, 1);
762
763	static const uint8_t opticalStabilizationMode =
764	ANDROID_LENS_OPTICAL_STABILIZATION_MODE_OFF;
765	settings.update(ANDROID_LENS_OPTICAL_STABILIZATION_MODE,
766	&opticalStabilizationMode, 1);
767
768	// FOCUS_RANGE set only in frame
769
770	/** android.sensor */
771
772	static const int32_t testAvailablePattern = ANDROID_SENSOR_TEST_PATTERN_MODE_OFF;
773	settings.update(ANDROID_SENSOR_AVAILABLE_TEST_PATTERN_MODES, &testAvailablePattern, 1);
774	static const int32_t testPattern = ANDROID_SENSOR_TEST_PATTERN_MODE_OFF;
775	settings.update(ANDROID_SENSOR_TEST_PATTERN_MODE, &testPattern, 1);
776	static const int64_t exposureTime = 10 * MSEC;
777	settings.update(ANDROID_SENSOR_EXPOSURE_TIME, &exposureTime, 1);
778
779	int64_t frameDuration = mSensor->getMinFrameDuration();
780	settings.update(ANDROID_SENSOR_FRAME_DURATION, &frameDuration, 1);
781
782	static const int32_t sensitivity = 100;
783	settings.update(ANDROID_SENSOR_SENSITIVITY, &sensitivity, 1);
784
785	static const int64_t rollingShutterSkew = 0;
786	settings.update(ANDROID_SENSOR_ROLLING_SHUTTER_SKEW, &rollingShutterSkew, 1);
787	// TIMESTAMP set only in frame
788
789	/** android.flash */
790
791	static const uint8_t flashstate = ANDROID_FLASH_STATE_UNAVAILABLE;
792	settings.update(ANDROID_FLASH_STATE, &flashstate, 1);
793
794	static const uint8_t flashMode = ANDROID_FLASH_MODE_OFF;
795	settings.update(ANDROID_FLASH_MODE, &flashMode, 1);
796
797	static const uint8_t flashPower = 10;
798	settings.update(ANDROID_FLASH_FIRING_POWER, &flashPower, 1);
799
800	static const int64_t firingTime = 0;
801	settings.update(ANDROID_FLASH_FIRING_TIME, &firingTime, 1);
802
803	/** Processing block modes */
804	uint8_t hotPixelMode = 0;
805	uint8_t demosaicMode = 0;
806	uint8_t noiseMode = 0;
807	uint8_t shadingMode = 0;
808	uint8_t colorMode = 0;
809	uint8_t tonemapMode = 0;
810	uint8_t edgeMode = 0;
811	switch (type) {
812
813	case CAMERA3_TEMPLATE_VIDEO_SNAPSHOT:
814	case CAMERA3_TEMPLATE_ZERO_SHUTTER_LAG:
815	noiseMode = ANDROID_NOISE_REDUCTION_MODE_HIGH_QUALITY;
816	// fall-through
817	case CAMERA3_TEMPLATE_STILL_CAPTURE:
818	hotPixelMode = ANDROID_HOT_PIXEL_MODE_HIGH_QUALITY;
819	demosaicMode = ANDROID_DEMOSAIC_MODE_HIGH_QUALITY;
820	shadingMode = ANDROID_SHADING_MODE_HIGH_QUALITY;
821	colorMode = ANDROID_COLOR_CORRECTION_MODE_HIGH_QUALITY;
822	tonemapMode = ANDROID_TONEMAP_MODE_HIGH_QUALITY;
823	edgeMode = ANDROID_EDGE_MODE_HIGH_QUALITY;
824	break;
825	case CAMERA3_TEMPLATE_PREVIEW:
826	// fall-through
827	case CAMERA3_TEMPLATE_VIDEO_RECORD:
828	// fall-through
829	case CAMERA3_TEMPLATE_MANUAL:
830	// fall-through
831	default:
832	hotPixelMode = ANDROID_HOT_PIXEL_MODE_FAST;
833	demosaicMode = ANDROID_DEMOSAIC_MODE_FAST;
834	noiseMode = ANDROID_NOISE_REDUCTION_MODE_FAST;
835	shadingMode = ANDROID_SHADING_MODE_FAST;
836	colorMode = ANDROID_COLOR_CORRECTION_MODE_FAST;
837	tonemapMode = ANDROID_TONEMAP_MODE_FAST;
838	edgeMode = ANDROID_EDGE_MODE_FAST;
839	break;
840	}
841	settings.update(ANDROID_HOT_PIXEL_MODE, &hotPixelMode, 1);
842	settings.update(ANDROID_DEMOSAIC_MODE, &demosaicMode, 1);
843	settings.update(ANDROID_NOISE_REDUCTION_MODE, &noiseMode, 1);
844	settings.update(ANDROID_SHADING_MODE, &shadingMode, 1);
845	settings.update(ANDROID_COLOR_CORRECTION_MODE, &colorMode, 1);
846	settings.update(ANDROID_TONEMAP_MODE, &tonemapMode, 1);
847	settings.update(ANDROID_EDGE_MODE, &edgeMode, 1);
848
849	/** android.noise */
850	static const uint8_t noiseStrength = 5;
851	settings.update(ANDROID_NOISE_REDUCTION_STRENGTH, &noiseStrength, 1);
852	static uint8_t availableNBModes[] = {
853	ANDROID_NOISE_REDUCTION_MODE_OFF,
854	ANDROID_NOISE_REDUCTION_MODE_FAST,
855	ANDROID_NOISE_REDUCTION_MODE_HIGH_QUALITY,
856	};
857	settings.update(ANDROID_NOISE_REDUCTION_AVAILABLE_NOISE_REDUCTION_MODES,
858	availableNBModes, sizeof(availableNBModes)/sizeof(availableNBModes));
859
860
861	/** android.color */
862	static const float colorTransform[9] = {
863	1.0f, 0.f, 0.f,
864	0.f, 1.f, 0.f,
865	0.f, 0.f, 1.f
866	};
867	settings.update(ANDROID_COLOR_CORRECTION_TRANSFORM, colorTransform, 9);
868
869	/** android.tonemap */
870	static const float tonemapCurve[4] = {
871	0.f, 0.f,
872	1.f, 1.f
873	};
874	settings.update(ANDROID_TONEMAP_CURVE_RED, tonemapCurve, 4);
875	settings.update(ANDROID_TONEMAP_CURVE_GREEN, tonemapCurve, 4);
876	settings.update(ANDROID_TONEMAP_CURVE_BLUE, tonemapCurve, 4);
877
878	/** android.edge */
879	static const uint8_t edgeStrength = 5;
880	settings.update(ANDROID_EDGE_STRENGTH, &edgeStrength, 1);
881
882	/** android.scaler */
883	static const uint8_t croppingType = ANDROID_SCALER_CROPPING_TYPE_CENTER_ONLY;
884	settings.update(ANDROID_SCALER_CROPPING_TYPE, &croppingType, 1);
885
886	static const int32_t cropRegion[] = {
887	0, 0, (int32_t)Sensor::kResolution[0], (int32_t)Sensor::kResolution[1],
888	};
889	settings.update(ANDROID_SCALER_CROP_REGION, cropRegion, 4);
890
891	/** android.jpeg */
892	static const uint8_t jpegQuality = 80;
893	settings.update(ANDROID_JPEG_QUALITY, &jpegQuality, 1);
894
895	static const int32_t thumbnailSize[2] = {
896	160, 120
897	};
898	settings.update(ANDROID_JPEG_THUMBNAIL_SIZE, thumbnailSize, 2);
899
900	static const uint8_t thumbnailQuality = 80;
901	settings.update(ANDROID_JPEG_THUMBNAIL_QUALITY, &thumbnailQuality, 1);
902
903	static const double gpsCoordinates[3] = {
904	0, 0, 0
905	};
906	settings.update(ANDROID_JPEG_GPS_COORDINATES, gpsCoordinates, 3); //default 2 value
907
908	static const uint8_t gpsProcessingMethod[32] = "None";
909	settings.update(ANDROID_JPEG_GPS_PROCESSING_METHOD, gpsProcessingMethod, 32);
910
911	static const int64_t gpsTimestamp = 0;
912	settings.update(ANDROID_JPEG_GPS_TIMESTAMP, &gpsTimestamp, 1);
913
914	static const int32_t jpegOrientation = 0;
915	settings.update(ANDROID_JPEG_ORIENTATION, &jpegOrientation, 1);
916
917	/** android.stats */
918
919	static const uint8_t faceDetectMode =
920	ANDROID_STATISTICS_FACE_DETECT_MODE_OFF;
921	settings.update(ANDROID_STATISTICS_FACE_DETECT_MODE, &faceDetectMode, 1);
922
923	static const uint8_t histogramMode = ANDROID_STATISTICS_HISTOGRAM_MODE_OFF;
924	settings.update(ANDROID_STATISTICS_HISTOGRAM_MODE, &histogramMode, 1);
925
926	static const uint8_t sharpnessMapMode =
927	ANDROID_STATISTICS_SHARPNESS_MAP_MODE_OFF;
928	settings.update(ANDROID_STATISTICS_SHARPNESS_MAP_MODE, &sharpnessMapMode, 1);
929
930	static const uint8_t hotPixelMapMode = ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE_OFF;
931	settings.update(ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE,&hotPixelMapMode, 1);
932	static const uint8_t sceneFlicker = ANDROID_STATISTICS_SCENE_FLICKER_NONE;
933	settings.update(ANDROID_STATISTICS_SCENE_FLICKER,&sceneFlicker, 1);
934	static const uint8_t lensShadingMapMode = ANDROID_STATISTICS_LENS_SHADING_MAP_MODE_OFF;
935	settings.update(ANDROID_STATISTICS_LENS_SHADING_MAP_MODE,&lensShadingMapMode, 1);
936	// faceRectangles, faceScores, faceLandmarks, faceIds, histogram,
937	// sharpnessMap only in frames
938
939	/** android.control */
940
941	uint8_t controlIntent = 0;
942	uint8_t controlMode = ANDROID_CONTROL_MODE_AUTO; //default value
943	uint8_t aeMode = ANDROID_CONTROL_AE_MODE_ON;
944	uint8_t awbMode = ANDROID_CONTROL_AWB_MODE_AUTO;
945	switch (type) {
946	case CAMERA3_TEMPLATE_PREVIEW:
947	controlIntent = ANDROID_CONTROL_CAPTURE_INTENT_PREVIEW;
948	break;
949	case CAMERA3_TEMPLATE_STILL_CAPTURE:
950	controlIntent = ANDROID_CONTROL_CAPTURE_INTENT_STILL_CAPTURE;
951	break;
952	case CAMERA3_TEMPLATE_VIDEO_RECORD:
953	controlIntent = ANDROID_CONTROL_CAPTURE_INTENT_VIDEO_RECORD;
954	break;
955	case CAMERA3_TEMPLATE_VIDEO_SNAPSHOT:
956	controlIntent = ANDROID_CONTROL_CAPTURE_INTENT_VIDEO_SNAPSHOT;
957	break;
958	case CAMERA3_TEMPLATE_ZERO_SHUTTER_LAG:
959	controlIntent = ANDROID_CONTROL_CAPTURE_INTENT_ZERO_SHUTTER_LAG;
960	break;
961	case CAMERA3_TEMPLATE_MANUAL:
962	controlIntent = ANDROID_CONTROL_CAPTURE_INTENT_MANUAL;
963	controlMode = ANDROID_CONTROL_MODE_OFF;
964	aeMode = ANDROID_CONTROL_AE_MODE_OFF;
965	awbMode = ANDROID_CONTROL_AWB_MODE_OFF;
966	break;
967	default:
968	controlIntent = ANDROID_CONTROL_CAPTURE_INTENT_CUSTOM;
969	break;
970	}
971	settings.update(ANDROID_CONTROL_CAPTURE_INTENT, &controlIntent, 1);
972	settings.update(ANDROID_CONTROL_MODE, &controlMode, 1);
973
974	static const uint8_t effectMode = ANDROID_CONTROL_EFFECT_MODE_OFF;
975	settings.update(ANDROID_CONTROL_EFFECT_MODE, &effectMode, 1);
976
977	static const uint8_t sceneMode = ANDROID_CONTROL_SCENE_MODE_FACE_PRIORITY;
978	settings.update(ANDROID_CONTROL_SCENE_MODE, &sceneMode, 1);
979
980	settings.update(ANDROID_CONTROL_AE_MODE, &aeMode, 1);
981
982	static const uint8_t aeLock = ANDROID_CONTROL_AE_LOCK_OFF;
983	settings.update(ANDROID_CONTROL_AE_LOCK, &aeLock, 1);
984
985	static const uint8_t aePrecaptureTrigger =
986	ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER_IDLE;
987	settings.update(ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER, &aePrecaptureTrigger, 1);
988
989	static const int32_t mAfTriggerId = 0;
990	settings.update(ANDROID_CONTROL_AF_TRIGGER_ID,&mAfTriggerId, 1);
991	static const uint8_t afTrigger = ANDROID_CONTROL_AF_TRIGGER_IDLE;
992	settings.update(ANDROID_CONTROL_AF_TRIGGER, &afTrigger, 1);
993
994	static const int32_t controlRegions[5] = {
995	0, 0, (int32_t)Sensor::kResolution[0], (int32_t)Sensor::kResolution[1],
996	1000
997	};
998	// settings.update(ANDROID_CONTROL_AE_REGIONS, controlRegions, 5);
999
1000	static const int32_t aeExpCompensation = 0;
1001	settings.update(ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION, &aeExpCompensation, 1);
1002
1003	static const int32_t aeTargetFpsRange[2] = {
1004	30, 30
1005	};
1006	settings.update(ANDROID_CONTROL_AE_TARGET_FPS_RANGE, aeTargetFpsRange, 2);
1007
1008	static const uint8_t aeAntibandingMode =
1009	ANDROID_CONTROL_AE_ANTIBANDING_MODE_AUTO;
1010	settings.update(ANDROID_CONTROL_AE_ANTIBANDING_MODE, &aeAntibandingMode, 1);
1011
1012	settings.update(ANDROID_CONTROL_AWB_MODE, &awbMode, 1);
1013
1014	static const uint8_t awbLock = ANDROID_CONTROL_AWB_LOCK_OFF;
1015	settings.update(ANDROID_CONTROL_AWB_LOCK, &awbLock, 1);
1016
1017	// settings.update(ANDROID_CONTROL_AWB_REGIONS, controlRegions, 5);
1018
1019	uint8_t afMode = 0;
1020	switch (type) {
1021	case CAMERA3_TEMPLATE_PREVIEW:
1022	afMode = ANDROID_CONTROL_AF_MODE_AUTO;
1023	break;
1024	case CAMERA3_TEMPLATE_STILL_CAPTURE:
1025	afMode = ANDROID_CONTROL_AF_MODE_AUTO;
1026	break;
1027	case CAMERA3_TEMPLATE_VIDEO_RECORD:
1028	afMode = ANDROID_CONTROL_AF_MODE_AUTO;
1029	//afMode = ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO;
1030	break;
1031	case CAMERA3_TEMPLATE_VIDEO_SNAPSHOT:
1032	afMode = ANDROID_CONTROL_AF_MODE_AUTO;
1033	//afMode = ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO;
1034	break;
1035	case CAMERA3_TEMPLATE_ZERO_SHUTTER_LAG:
1036	afMode = ANDROID_CONTROL_AF_MODE_AUTO;
1037	//afMode = ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE;
1038	break;
1039	case CAMERA3_TEMPLATE_MANUAL:
1040	afMode = ANDROID_CONTROL_AF_MODE_OFF;
1041	break;
1042	default:
1043	afMode = ANDROID_CONTROL_AF_MODE_AUTO;
1044	break;
1045	}
1046	settings.update(ANDROID_CONTROL_AF_MODE, &afMode, 1);
1047
1048	static const uint8_t afstate = ANDROID_CONTROL_AF_STATE_INACTIVE;
1049	settings.update(ANDROID_CONTROL_AF_STATE,&afstate,1);
1050
1051	// settings.update(ANDROID_CONTROL_AF_REGIONS, controlRegions, 5);
1052
1053	static const uint8_t aestate = ANDROID_CONTROL_AE_STATE_CONVERGED;
1054	settings.update(ANDROID_CONTROL_AE_STATE,&aestate,1);
1055	static const uint8_t awbstate = ANDROID_CONTROL_AWB_STATE_INACTIVE;
1056	settings.update(ANDROID_CONTROL_AWB_STATE,&awbstate,1);
1057	static const uint8_t vstabMode =
1058	ANDROID_CONTROL_VIDEO_STABILIZATION_MODE_OFF;
1059	settings.update(ANDROID_CONTROL_VIDEO_STABILIZATION_MODE, &vstabMode, 1);
1060
1061	// aeState, awbState, afState only in frame
1062
1063	mDefaultTemplates[type] = settings.release();
1064
1065	return mDefaultTemplates[type];
1066	}
1067
1068	status_t EmulatedFakeCamera3::processCaptureRequest(
1069	camera3_capture_request *request) {
1070	status_t res;
1071	nsecs_t exposureTime;
1072	nsecs_t frameDuration;
1073	uint32_t sensitivity;
1074	uint32_t frameNumber;
1075	bool mHaveThumbnail = false;
1076	CameraMetadata settings;
1077	Buffers *sensorBuffers = NULL;
1078	HalBufferVector *buffers = NULL;
1079
1080	if (mFlushTag) {
1081	DBG_LOGA("already flush, but still send Capture Request .\n");
1082	}
1083
1084	{
1085	Mutex::Autolock l(mLock);
1086
1087	/** Validation */
1088
1089	if (mStatus < STATUS_READY) {
1090	ALOGE("%s: Can't submit capture requests in state %d", __FUNCTION__,
1091	mStatus);
1092	return INVALID_OPERATION;
1093	}
1094
1095	if (request == NULL) {
1096	ALOGE("%s: NULL request!", __FUNCTION__);
1097	return BAD_VALUE;
1098	}
1099
1100	frameNumber = request->frame_number;
1101
1102	if (request->settings == NULL && mPrevSettings.isEmpty()) {
1103	ALOGE("%s: Request %d: NULL settings for first request after"
1104	"configureStreams()", __FUNCTION__, frameNumber);
1105	return BAD_VALUE;
1106	}
1107
1108	if (request->input_buffer != NULL &&
1109	request->input_buffer->stream != mInputStream) {
1110	DBG_LOGB("%s: Request %d: Input buffer not from input stream!",
1111	__FUNCTION__, frameNumber);
1112	DBG_LOGB("%s: Bad stream %p, expected: %p",
1113	__FUNCTION__, request->input_buffer->stream,
1114	mInputStream);
1115	DBG_LOGB("%s: Bad stream type %d, expected stream type %d",
1116	__FUNCTION__, request->input_buffer->stream->stream_type,
1117	mInputStream ? mInputStream->stream_type : -1);
1118
1119	return BAD_VALUE;
1120	}
1121
1122	if (request->num_output_buffers < 1 || request->output_buffers == NULL) {
1123	ALOGE("%s: Request %d: No output buffers provided!",
1124	__FUNCTION__, frameNumber);
1125	return BAD_VALUE;
1126	}
1127
1128	// Validate all buffers, starting with input buffer if it's given
1129
1130	ssize_t idx;
1131	const camera3_stream_buffer_t *b;
1132	if (request->input_buffer != NULL) {
1133	idx = -1;
1134	b = request->input_buffer;
1135	} else {
1136	idx = 0;
1137	b = request->output_buffers;
1138	}
1139	do {
1140	PrivateStreamInfo *priv =
1141	static_cast<PrivateStreamInfo*>(b->stream->priv);
1142	if (priv == NULL) {
1143	ALOGE("%s: Request %d: Buffer %zu: Unconfigured stream!",
1144	__FUNCTION__, frameNumber, idx);
1145	return BAD_VALUE;
1146	}
1147	#if 0
1148	if (!priv->alive || !priv->registered) {
1149	ALOGE("%s: Request %d: Buffer %zu: Unregistered or dead stream! alive=%d, registered=%d\n",
1150	__FUNCTION__, frameNumber, idx,
1151	priv->alive, priv->registered);
1152	//return BAD_VALUE;
1153	}
1154	#endif
1155	if (b->status != CAMERA3_BUFFER_STATUS_OK) {
1156	ALOGE("%s: Request %d: Buffer %zu: Status not OK!",
1157	__FUNCTION__, frameNumber, idx);
1158	return BAD_VALUE;
1159	}
1160	if (b->release_fence != -1) {
1161	ALOGE("%s: Request %d: Buffer %zu: Has a release fence!",
1162	__FUNCTION__, frameNumber, idx);
1163	return BAD_VALUE;
1164	}
1165	if (b->buffer == NULL) {
1166	ALOGE("%s: Request %d: Buffer %zu: NULL buffer handle!",
1167	__FUNCTION__, frameNumber, idx);
1168	return BAD_VALUE;
1169	}
1170	idx++;
1171	b = &(request->output_buffers[idx]);
1172	} while (idx < (ssize_t)request->num_output_buffers);
1173
1174	// TODO: Validate settings parameters
1175
1176	/**
1177	* Start processing this request
1178	*/
1179	mStatus = STATUS_ACTIVE;
1180
1181	camera_metadata_entry e;
1182
1183	if (request->settings == NULL) {
1184	settings.acquire(mPrevSettings);
1185	} else {
1186	settings = request->settings;
1187
1188	uint8_t antiBanding = 0;
1189	uint8_t effectMode = 0;
1190	int exposureCmp = 0;
1191
1192	e = settings.find(ANDROID_CONTROL_AE_ANTIBANDING_MODE);
1193	if (e.count == 0) {
1194	ALOGE("%s: No antibanding entry!", __FUNCTION__);
1195	return BAD_VALUE;
1196	}
1197	antiBanding = e.data.u8[0];
1198	mSensor->setAntiBanding(antiBanding);
1199
1200	e = settings.find(ANDROID_CONTROL_EFFECT_MODE);
1201	if (e.count == 0) {
1202	ALOGE("%s: No antibanding entry!", __FUNCTION__);
1203	return BAD_VALUE;
1204	}
1205	effectMode = e.data.u8[0];
1206	mSensor->setEffect(effectMode);
1207
1208	e = settings.find(ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION);
1209	if (e.count == 0) {
1210	ALOGE("%s: No exposure entry!", __FUNCTION__);
1211	//return BAD_VALUE;
1212	} else {
1213	exposureCmp = e.data.i32[0];
1214	DBG_LOGB("set expsore compensaton %d\n", exposureCmp);
1215	mSensor->setExposure(exposureCmp);
1216	}
1217
1218	int32_t cropRegion[4];
1219	int32_t cropWidth;
1220	int32_t outputWidth = request->output_buffers[0].stream->width;
1221
1222	e = settings.find(ANDROID_SCALER_CROP_REGION);
1223	if (e.count == 0) {
1224	ALOGE("%s: No corp region entry!", __FUNCTION__);
1225	//return BAD_VALUE;
1226	} else {
1227	cropRegion[0] = e.data.i32[0];
1228	cropRegion[1] = e.data.i32[1];
1229	cropWidth = cropRegion[2] = e.data.i32[2];
1230	cropRegion[3] = e.data.i32[3];
1231	for (int i = mZoomMin; i <= mZoomMax; i += mZoomStep) {
1232	//if ( (float) i / mZoomMin >= (float) outputWidth / cropWidth) {
1233	if ( i * cropWidth >= outputWidth * mZoomMin ) {
1234	mSensor->setZoom(i);
1235	break;
1236	}
1237	}
1238	DBG_LOGB("cropRegion:%d, %d, %d, %d\n", cropRegion[0], cropRegion[1],cropRegion[2],cropRegion[3]);
1239	}
1240	}
1241
1242	uint8_t len[] = {1};
1243	settings.update(ANDROID_REQUEST_PIPELINE_DEPTH, (uint8_t *)len, 1);
1244
1245	uint8_t maxlen[] = {0};
1246	settings.update(ANDROID_REQUEST_PIPELINE_MAX_DEPTH, (uint8_t *)maxlen, 1);
1247
1248	res = process3A(settings);
1249	if (res != OK) {
1250	ALOGVV("%s: process3A failed!", __FUNCTION__);
1251	//return res;
1252	}
1253
1254	// TODO: Handle reprocessing
1255
1256	/**
1257	* Get ready for sensor config
1258	*/
1259
1260	bool needJpeg = false;
1261	ssize_t jpegbuffersize;
1262	uint32_t jpegpixelfmt;
1263
1264	exposureTime = settings.find(ANDROID_SENSOR_EXPOSURE_TIME).data.i64[0];
1265	frameDuration = settings.find(ANDROID_SENSOR_FRAME_DURATION).data.i64[0];
1266	sensitivity = settings.find(ANDROID_SENSOR_SENSITIVITY).data.i32[0];
1267
1268	sensorBuffers = new Buffers();
1269	buffers = new HalBufferVector();
1270
1271	sensorBuffers->setCapacity(request->num_output_buffers);
1272	buffers->setCapacity(request->num_output_buffers);
1273
1274	// Process all the buffers we got for output, constructing internal buffer
1275	// structures for them, and lock them for writing.
1276	for (size_t i = 0; i < request->num_output_buffers; i++) {
1277	const camera3_stream_buffer &srcBuf = request->output_buffers[i];
1278	const private_handle_t *privBuffer =
1279	(const private_handle_t*)(*srcBuf.buffer);
1280	StreamBuffer destBuf;
1281	destBuf.streamId = kGenericStreamId;
1282	destBuf.width = srcBuf.stream->width;
1283	destBuf.height = srcBuf.stream->height;
1284	destBuf.format = privBuffer->format; // Use real private format
1285	destBuf.stride = srcBuf.stream->width; // TODO: query from gralloc
1286	destBuf.buffer = srcBuf.buffer;
1287	destBuf.share_fd = privBuffer->share_fd;
1288
1289	if (destBuf.format == HAL_PIXEL_FORMAT_BLOB) {
1290	needJpeg = true;
1291	memset(&info,0,sizeof(struct ExifInfo));
1292	info.orientation = settings.find(ANDROID_JPEG_ORIENTATION).data.i32[0];
1293	jpegpixelfmt = mSensor->getOutputFormat();
1294	if (!mSupportRotate) {
1295	info.mainwidth = srcBuf.stream->width;
1296	info.mainheight = srcBuf.stream->height;
1297	} else {
1298	if ((info.orientation == 90) || (info.orientation == 270)) {
1299	info.mainwidth = srcBuf.stream->height;
1300	info.mainheight = srcBuf.stream->width;
1301	} else {
1302	info.mainwidth = srcBuf.stream->width;
1303	info.mainheight = srcBuf.stream->height;
1304	}
1305	}
1306	if ((jpegpixelfmt == V4L2_PIX_FMT_MJPEG) || (jpegpixelfmt == V4L2_PIX_FMT_YUYV)) {
1307	mSensor->setOutputFormat(info.mainwidth,info.mainheight,jpegpixelfmt,1);
1308	} else {
1309	mSensor->setOutputFormat(info.mainwidth,info.mainheight,V4L2_PIX_FMT_RGB24,1);
1310	}
1311	}
1312
1313	// Wait on fence
1314	sp<Fence> bufferAcquireFence = new Fence(srcBuf.acquire_fence);
1315	res = bufferAcquireFence->wait(kFenceTimeoutMs);
1316	if (res == TIMED_OUT) {
1317	ALOGE("%s: Request %d: Buffer %zu: Fence timed out after %d ms",
1318	__FUNCTION__, frameNumber, i, kFenceTimeoutMs);
1319	}
1320	if (res == OK) {
1321	// Lock buffer for writing
1322	const Rect rect(destBuf.width, destBuf.height);
1323	if (srcBuf.stream->format == HAL_PIXEL_FORMAT_YCbCr_420_888) {
1324	if (privBuffer->format == HAL_PIXEL_FORMAT_YCbCr_420_888/*HAL_PIXEL_FORMAT_YCrCb_420_SP*/) {
1325	android_ycbcr ycbcr = android_ycbcr();
1326	res = GraphicBufferMapper::get().lockYCbCr(
1327	*(destBuf.buffer),
1328	GRALLOC_USAGE_SW_READ_MASK | GRALLOC_USAGE_SW_WRITE_MASK,
1329	rect,
1330	&ycbcr);
1331	// This is only valid because we know that emulator's
1332	// YCbCr_420_888 is really contiguous NV21 under the hood
1333	destBuf.img = static_cast<uint8_t*>(ycbcr.y);
1334	} else {
1335	ALOGE("Unexpected private format for flexible YUV: 0x%x",
1336	privBuffer->format);
1337	res = INVALID_OPERATION;
1338	}
1339	} else {
1340	res = GraphicBufferMapper::get().lock(*(destBuf.buffer),
1341	GRALLOC_USAGE_SW_READ_MASK | GRALLOC_USAGE_SW_WRITE_MASK,
1342	rect,
1343	(void**)&(destBuf.img));
1344	}
1345	if (res != OK) {
1346	ALOGE("%s: Request %d: Buffer %zu: Unable to lock buffer",
1347	__FUNCTION__, frameNumber, i);
1348	}
1349	}
1350
1351	if (res != OK) {
1352	// Either waiting or locking failed. Unlock locked buffers and bail
1353	// out.
1354	for (size_t j = 0; j < i; j++) {
1355	GraphicBufferMapper::get().unlock(
1356	*(request->output_buffers[i].buffer));
1357	}
1358	ALOGE("line:%d, format for this usage: %d x %d, usage %x, format=%x, returned\n",
1359	__LINE__, destBuf.width, destBuf.height, privBuffer->usage, privBuffer->format);
1360	return NO_INIT;
1361	}
1362	sensorBuffers->push_back(destBuf);
1363	buffers->push_back(srcBuf);
1364	}
1365
1366	if (needJpeg) {
1367	if (!mSupportRotate) {
1368	info.thumbwidth = settings.find(ANDROID_JPEG_THUMBNAIL_SIZE).data.i32[0];
1369	info.thumbheight = settings.find(ANDROID_JPEG_THUMBNAIL_SIZE).data.i32[1];
1370	} else {
1371	if ((info.orientation == 90) || (info.orientation == 270)) {
1372	info.thumbwidth = settings.find(ANDROID_JPEG_THUMBNAIL_SIZE).data.i32[1];
1373	info.thumbheight = settings.find(ANDROID_JPEG_THUMBNAIL_SIZE).data.i32[0];
1374	} else {
1375	info.thumbwidth = settings.find(ANDROID_JPEG_THUMBNAIL_SIZE).data.i32[0];
1376	info.thumbheight = settings.find(ANDROID_JPEG_THUMBNAIL_SIZE).data.i32[1];
1377	}
1378	}
1379	if (settings.exists(ANDROID_JPEG_GPS_COORDINATES)) {
1380	info.latitude = settings.find(ANDROID_JPEG_GPS_COORDINATES).data.d[0];
1381	info.longitude = settings.find(ANDROID_JPEG_GPS_COORDINATES).data.d[1];
1382	info.altitude = settings.find(ANDROID_JPEG_GPS_COORDINATES).data.d[2];
1383	info.has_latitude = true;
1384	info.has_longitude = true;
1385	info.has_altitude = true;
1386	} else {
1387	info.has_latitude = false;
1388	info.has_longitude = false;
1389	info.has_altitude = false;
1390	}
1391	if (settings.exists(ANDROID_JPEG_GPS_PROCESSING_METHOD)) {
1392	uint8_t * gpsString = settings.find(ANDROID_JPEG_GPS_PROCESSING_METHOD).data.u8;
1393	memcpy(info.gpsProcessingMethod, gpsString , sizeof(info.gpsProcessingMethod)-1);
1394	info.has_gpsProcessingMethod = true;
1395	} else {
1396	info.has_gpsProcessingMethod = false;
1397	}
1398	if (settings.exists(ANDROID_JPEG_GPS_TIMESTAMP)) {
1399	info.gpsTimestamp = settings.find(ANDROID_JPEG_GPS_TIMESTAMP).data.i64[0];
1400	info.has_gpsTimestamp = true;
1401	} else {
1402	info.has_gpsTimestamp = false;
1403	}
1404	if (settings.exists(ANDROID_LENS_FOCAL_LENGTH)) {
1405	info.focallen = settings.find(ANDROID_LENS_FOCAL_LENGTH).data.f[0];
1406	info.has_focallen = true;
1407	} else {
1408	info.has_focallen = false;
1409	}
1410	jpegbuffersize = getJpegBufferSize(info.mainwidth,info.mainheight);
1411
1412	mJpegCompressor->SetMaxJpegBufferSize(jpegbuffersize);
1413	mJpegCompressor->SetExifInfo(info);
1414	mSensor->setPictureRotate(info.orientation);
1415	if ((info.thumbwidth > 0) && (info.thumbheight > 0)) {
1416	mHaveThumbnail = true;
1417	}
1418	DBG_LOGB("%s::thumbnailSize_width=%d,thumbnailSize_height=%d,mainsize_width=%d,mainsize_height=%d,jpegOrientation=%d",__FUNCTION__,
1419	info.thumbwidth,info.thumbheight,info.mainwidth,info.mainheight,info.orientation);
1420	}
1421	/**
1422	* Wait for JPEG compressor to not be busy, if needed
1423	*/
1424	#if 0
1425	if (needJpeg) {
1426	bool ready = mJpegCompressor->waitForDone(kFenceTimeoutMs);
1427	if (!ready) {
1428	ALOGE("%s: Timeout waiting for JPEG compression to complete!",
1429	__FUNCTION__);
1430	return NO_INIT;
1431	}
1432	}
1433	#else
1434	while (needJpeg) {
1435	bool ready = mJpegCompressor->waitForDone(kFenceTimeoutMs);
1436	if (ready) {
1437	break;
1438	}
1439	}
1440	#endif
1441	}
1442	/**
1443	* Wait until the in-flight queue has room
1444	*/
1445	res = mReadoutThread->waitForReadout();
1446	if (res != OK) {
1447	ALOGE("%s: Timeout waiting for previous requests to complete!",
1448	__FUNCTION__);
1449	return NO_INIT;
1450	}
1451
1452	/**
1453	* Wait until sensor's ready. This waits for lengthy amounts of time with
1454	* mLock held, but the interface spec is that no other calls may by done to
1455	* the HAL by the framework while process_capture_request is happening.
1456	*/
1457	{
1458	Mutex::Autolock l(mLock);
1459	int syncTimeoutCount = 0;
1460	while (!mSensor->waitForVSync(kSyncWaitTimeout)) {
1461	if (mStatus == STATUS_ERROR) {
1462	return NO_INIT;
1463	}
1464	if (syncTimeoutCount == kMaxSyncTimeoutCount) {
1465	ALOGE("%s: Request %d: Sensor sync timed out after %" PRId64 " ms",
1466	__FUNCTION__, frameNumber,
1467	kSyncWaitTimeout * kMaxSyncTimeoutCount / 1000000);
1468	return NO_INIT;
1469	}
1470	syncTimeoutCount++;
1471	}
1472
1473	/**
1474	* Configure sensor and queue up the request to the readout thread
1475	*/
1476	mSensor->setExposureTime(exposureTime);
1477	mSensor->setFrameDuration(frameDuration);
1478	mSensor->setSensitivity(sensitivity);
1479	mSensor->setDestinationBuffers(sensorBuffers);
1480	mSensor->setFrameNumber(request->frame_number);
1481
1482	ReadoutThread::Request r;
1483	r.frameNumber = request->frame_number;
1484	r.settings = settings;
1485	r.sensorBuffers = sensorBuffers;
1486	r.buffers = buffers;
1487	r.havethumbnail = mHaveThumbnail;
1488
1489	mReadoutThread->queueCaptureRequest(r);
1490	ALOGVV("%s: Queued frame %d", __FUNCTION__, request->frame_number);
1491
1492	// Cache the settings for next time
1493	mPrevSettings.acquire(settings);
1494	}
1495	CAMHAL_LOGVB("%s , X" , __FUNCTION__);
1496	return OK;
1497	}
1498
1499	/** Debug methods */
1500
1501	void EmulatedFakeCamera3::dump(int fd) {
1502
1503	String8 result;
1504	uint32_t count = sizeof(mAvailableJpegSize)/sizeof(mAvailableJpegSize[0]);
1505	result = String8::format("%s, valid resolution\n", __FILE__);
1506
1507	for (uint32_t f = 0; f < count; f+=2) {
1508	if (mAvailableJpegSize[f] == 0)
1509	break;
1510	result.appendFormat("width: %d , height =%d\n",
1511	mAvailableJpegSize[f], mAvailableJpegSize[f+1]);
1512	}
1513	result.appendFormat("\nmZoomMin: %d , mZoomMax =%d, mZoomStep=%d\n",
1514	mZoomMin, mZoomMax, mZoomStep);
1515
1516	if (mZoomStep <= 0) {
1517	result.appendFormat("!!!!!!!!!camera apk may have no picture out\n");
1518	}
1519
1520	write(fd, result.string(), result.size());
1521
1522	if (mSensor.get() != NULL) {
1523	mSensor->dump(fd);
1524	}
1525
1526	}
1527	//flush all request
1528	//TODO returned buffers every request held immediately with
1529	//CAMERA3_BUFFER_STATUS_ERROR flag.
1530	int EmulatedFakeCamera3::flush_all_requests() {
1531	DBG_LOGA("flush all request");
1532	mFlushTag = true;
1533	mReadoutThread->flushAllRequest(true);
1534	mReadoutThread->setFlushFlag(false);
1535	mSensor->setFlushFlag(false);
1536	return 0;
1537	}
1538	/** Tag query methods */
1539	const char* EmulatedFakeCamera3::getVendorSectionName(uint32_t tag) {
1540	return NULL;
1541	}
1542
1543	const char* EmulatedFakeCamera3::getVendorTagName(uint32_t tag) {
1544	return NULL;
1545	}
1546
1547	int EmulatedFakeCamera3::getVendorTagType(uint32_t tag) {
1548	return 0;
1549	}
1550
1551	/**
1552	* Private methods
1553	*/
1554
1555	camera_metadata_ro_entry_t EmulatedFakeCamera3::staticInfo(const CameraMetadata *info, uint32_t tag,
1556	size_t minCount, size_t maxCount, bool required) const {
1557
1558	camera_metadata_ro_entry_t entry = info->find(tag);
1559
1560	if (CC_UNLIKELY( entry.count == 0 ) && required) {
1561	const char* tagSection = get_camera_metadata_section_name(tag);
1562	if (tagSection == NULL) tagSection = "<unknown>";
1563	const char* tagName = get_camera_metadata_tag_name(tag);
1564	if (tagName == NULL) tagName = "<unknown>";
1565
1566	ALOGE("Error finding static metadata entry '%s.%s' (%x)",
1567	tagSection, tagName, tag);
1568	} else if (CC_UNLIKELY(
1569	(minCount != 0 && entry.count < minCount) ||
1570	(maxCount != 0 && entry.count > maxCount) ) ) {
1571	const char* tagSection = get_camera_metadata_section_name(tag);
1572	if (tagSection == NULL) tagSection = "<unknown>";
1573	const char* tagName = get_camera_metadata_tag_name(tag);
1574	if (tagName == NULL) tagName = "<unknown>";
1575	ALOGE("Malformed static metadata entry '%s.%s' (%x):"
1576	"Expected between %zu and %zu values, but got %zu values",
1577	tagSection, tagName, tag, minCount, maxCount, entry.count);
1578	}
1579
1580	return entry;
1581	}
1582
1583	//this is only for debug
1584	void EmulatedFakeCamera3::getStreamConfigurationp(CameraMetadata *info) {
1585	const int STREAM_CONFIGURATION_SIZE = 4;
1586	const int STREAM_FORMAT_OFFSET = 0;
1587	const int STREAM_WIDTH_OFFSET = 1;
1588	const int STREAM_HEIGHT_OFFSET = 2;
1589	const int STREAM_IS_INPUT_OFFSET = 3;
1590
1591	camera_metadata_ro_entry_t availableStreamConfigs =
1592	staticInfo(info, ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS);
1593	CAMHAL_LOGDB(" stream, availableStreamConfigs.count=%d\n", availableStreamConfigs.count);
1594
1595	for (size_t i=0; i < availableStreamConfigs.count; i+= STREAM_CONFIGURATION_SIZE) {
1596	int32_t format = availableStreamConfigs.data.i32[i + STREAM_FORMAT_OFFSET];
1597	int32_t width = availableStreamConfigs.data.i32[i + STREAM_WIDTH_OFFSET];
1598	int32_t height = availableStreamConfigs.data.i32[i + STREAM_HEIGHT_OFFSET];
1599	int32_t isInput = availableStreamConfigs.data.i32[i + STREAM_IS_INPUT_OFFSET];
1600	CAMHAL_LOGDB("f=%x, w*h=%dx%d, du=%d\n", format, width, height, isInput);
1601	}
1602
1603	}
1604
1605	//this is only for debug
1606	void EmulatedFakeCamera3::getStreamConfigurationDurations(CameraMetadata *info) {
1607	const int STREAM_CONFIGURATION_SIZE = 4;
1608	const int STREAM_FORMAT_OFFSET = 0;
1609	const int STREAM_WIDTH_OFFSET = 1;
1610	const int STREAM_HEIGHT_OFFSET = 2;
1611	const int STREAM_IS_INPUT_OFFSET = 3;
1612
1613	camera_metadata_ro_entry_t availableStreamConfigs =
1614	staticInfo(info, ANDROID_SCALER_AVAILABLE_MIN_FRAME_DURATIONS);
1615	CAMHAL_LOGDB("availableStreamConfigs.count=%d\n", availableStreamConfigs.count);
1616
1617	for (size_t i=0; i < availableStreamConfigs.count; i+= STREAM_CONFIGURATION_SIZE) {
1618	int64_t format = availableStreamConfigs.data.i64[i + STREAM_FORMAT_OFFSET];
1619	int64_t width = availableStreamConfigs.data.i64[i + STREAM_WIDTH_OFFSET];
1620	int64_t height = availableStreamConfigs.data.i64[i + STREAM_HEIGHT_OFFSET];
1621	int64_t isInput = availableStreamConfigs.data.i64[i + STREAM_IS_INPUT_OFFSET];
1622	CAMHAL_LOGDB("f=%llx, w*h=%lldx%lld, du=%lld\n", format, width, height, isInput);
1623	}
1624	}
1625
1626	void EmulatedFakeCamera3::updateCameraMetaData(CameraMetadata *info) {
1627
1628	}
1629
1630	status_t EmulatedFakeCamera3::constructStaticInfo() {
1631
1632	status_t ret = OK;
1633	CameraMetadata info;
1634	uint32_t picSizes[64 * 8];
1635	int64_t* duration = NULL;
1636	int count, duration_count, availablejpegsize;
1637	uint8_t maxCount = 10;
1638	char property[PROPERTY_VALUE_MAX];
1639	unsigned int supportrotate;
1640	availablejpegsize = ARRAY_SIZE(mAvailableJpegSize);
1641	memset(mAvailableJpegSize,0,(sizeof(uint32_t))*availablejpegsize);
1642	sp<Sensor> s = new Sensor();
1643	ret = s->startUp(mCameraID);
1644	if (ret != OK) {
1645	DBG_LOGA("sensor start up failed");
1646	return ret;
1647	}
1648
1649	mSensorType = s->getSensorType();
1650
1651	if ( mSensorType == SENSOR_USB) {
1652	char property[PROPERTY_VALUE_MAX];
1653	property_get("rw.camera.usb.faceback", property, "false");
1654	if (strstr(property, "true"))
1655	mFacingBack = 1;
1656	else
1657	mFacingBack = 0;
1658	ALOGI("Setting usb camera cameraID:%d to back camera:%s\n",
1659	mCameraID, property);
1660	} else {
1661	if (s->mSensorFace == SENSOR_FACE_FRONT) {
1662	mFacingBack = 0;
1663	} else if (s->mSensorFace == SENSOR_FACE_BACK) {
1664	mFacingBack = 1;
1665	} else if (s->mSensorFace == SENSOR_FACE_NONE) {
1666	if (gEmulatedCameraFactory.getEmulatedCameraNum() == 1) {
1667	mFacingBack = 1;
1668	} else if ( mCameraID == 0) {
1669	mFacingBack = 1;
1670	} else {
1671	mFacingBack = 0;
1672	}
1673	}
1674
1675	ALOGI("Setting on board camera cameraID:%d to back camera:%d[0 false, 1 true]\n",
1676	mCameraID, mFacingBack);
1677	}
1678
1679	mSupportCap = s->IoctlStateProbe();
1680	if (mSupportCap & IOCTL_MASK_ROTATE) {
1681	supportrotate = true;
1682	} else {
1683	supportrotate = false;
1684	}
1685	// android.lens
1686
1687	// 5 cm min focus distance for back camera, infinity (fixed focus) for front
1688	// TODO read this ioctl from camera driver
1689	DBG_LOGB("mCameraID=%d,mCameraInfo=%p\n", mCameraID, mCameraInfo);
1690	const float minFocusDistance = 0.0;
1691	info.update(ANDROID_LENS_INFO_MINIMUM_FOCUS_DISTANCE,
1692	&minFocusDistance, 1);
1693
1694	// 5 m hyperfocal distance for back camera, infinity (fixed focus) for front
1695	const float hyperFocalDistance = mFacingBack ? 1.0/5.0 : 0.0;
1696	info.update(ANDROID_LENS_INFO_HYPERFOCAL_DISTANCE,
1697	&minFocusDistance, 1);
1698
1699	static const float focalLength = 3.30f; // mm
1700	info.update(ANDROID_LENS_INFO_AVAILABLE_FOCAL_LENGTHS,
1701	&focalLength, 1);
1702	static const float aperture = 2.8f;
1703	info.update(ANDROID_LENS_INFO_AVAILABLE_APERTURES,
1704	&aperture, 1);
1705	static const float filterDensity = 0;
1706	info.update(ANDROID_LENS_INFO_AVAILABLE_FILTER_DENSITIES,
1707	&filterDensity, 1);
1708	static const uint8_t availableOpticalStabilization =
1709	ANDROID_LENS_OPTICAL_STABILIZATION_MODE_OFF;
1710	info.update(ANDROID_LENS_INFO_AVAILABLE_OPTICAL_STABILIZATION,
1711	&availableOpticalStabilization, 1);
1712
1713	static const int32_t lensShadingMapSize[] = {1, 1};
1714	info.update(ANDROID_LENS_INFO_SHADING_MAP_SIZE, lensShadingMapSize,
1715	sizeof(lensShadingMapSize)/sizeof(int32_t));
1716
1717	uint8_t lensFacing = mFacingBack ?
1718	ANDROID_LENS_FACING_BACK : ANDROID_LENS_FACING_FRONT;
1719	info.update(ANDROID_LENS_FACING, &lensFacing, 1);
1720
1721	float lensPosition[3];
1722	if (mFacingBack) {
1723	// Back-facing camera is center-top on device
1724	lensPosition[0] = 0;
1725	lensPosition[1] = 20;
1726	lensPosition[2] = -5;
1727	} else {
1728	// Front-facing camera is center-right on device
1729	lensPosition[0] = 20;
1730	lensPosition[1] = 20;
1731	lensPosition[2] = 0;
1732	}
1733	#if PLATFORM_SDK_VERSION <= 22
1734	info.update(ANDROID_LENS_POSITION, lensPosition, sizeof(lensPosition)/
1735	sizeof(float));
1736	#endif
1737	static const uint8_t lensCalibration = ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION_UNCALIBRATED;
1738	info.update(ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION,&lensCalibration,1);
1739
1740	// android.sensor
1741
1742	static const int32_t testAvailablePattern = ANDROID_SENSOR_TEST_PATTERN_MODE_OFF;
1743	info.update(ANDROID_SENSOR_AVAILABLE_TEST_PATTERN_MODES, &testAvailablePattern, 1);
1744	static const int32_t testPattern = ANDROID_SENSOR_TEST_PATTERN_MODE_OFF;
1745	info.update(ANDROID_SENSOR_TEST_PATTERN_MODE, &testPattern, 1);
1746	info.update(ANDROID_SENSOR_INFO_EXPOSURE_TIME_RANGE,
1747	Sensor::kExposureTimeRange, 2);
1748
1749	info.update(ANDROID_SENSOR_INFO_MAX_FRAME_DURATION,
1750	&Sensor::kFrameDurationRange[1], 1);
1751
1752	info.update(ANDROID_SENSOR_INFO_SENSITIVITY_RANGE,
1753	Sensor::kSensitivityRange,
1754	sizeof(Sensor::kSensitivityRange)
1755	/sizeof(int32_t));
1756
1757	info.update(ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT,
1758	&Sensor::kColorFilterArrangement, 1);
1759
1760	static const float sensorPhysicalSize[2] = {3.20f, 2.40f}; // mm
1761	info.update(ANDROID_SENSOR_INFO_PHYSICAL_SIZE,
1762	sensorPhysicalSize, 2);
1763
1764	info.update(ANDROID_SENSOR_INFO_PIXEL_ARRAY_SIZE,
1765	(int32_t*)Sensor::kResolution, 2);
1766
1767	//(int32_t*)Sensor::kResolution, 2);
1768
1769	info.update(ANDROID_SENSOR_INFO_WHITE_LEVEL,
1770	(int32_t*)&Sensor::kMaxRawValue, 1);
1771
1772	static const int32_t blackLevelPattern[4] = {
1773	(int32_t)Sensor::kBlackLevel, (int32_t)Sensor::kBlackLevel,
1774	(int32_t)Sensor::kBlackLevel, (int32_t)Sensor::kBlackLevel
1775	};
1776	info.update(ANDROID_SENSOR_BLACK_LEVEL_PATTERN,
1777	blackLevelPattern, sizeof(blackLevelPattern)/sizeof(int32_t));
1778
1779	static const uint8_t timestampSource = ANDROID_SENSOR_INFO_TIMESTAMP_SOURCE_UNKNOWN;
1780	info.update(ANDROID_SENSOR_INFO_TIMESTAMP_SOURCE, &timestampSource, 1);
1781	if (mSensorType == SENSOR_USB) {
1782	if (mFacingBack) {
1783	property_get("hw.camera.orientation.back", property, "0");
1784	} else {
1785	property_get("hw.camera.orientation.front", property, "0");
1786	}
1787	int32_t orientation = atoi(property);
1788	property_get("hw.camera.usb.orientation_offset", property, "0");
1789	orientation += atoi(property);
1790	orientation %= 360;
1791	info.update(ANDROID_SENSOR_ORIENTATION, &orientation, 1);
1792	} else {
1793	if (mFacingBack) {
1794	property_get("hw.camera.orientation.back", property, "270");
1795	const int32_t orientation = atoi(property);
1796	info.update(ANDROID_SENSOR_ORIENTATION, &orientation, 1);
1797	} else {
1798	property_get("hw.camera.orientation.front", property, "90");
1799	const int32_t orientation = atoi(property);
1800	info.update(ANDROID_SENSOR_ORIENTATION, &orientation, 1);
1801	}
1802	}
1803
1804	static const int64_t rollingShutterSkew = 0;
1805	info.update(ANDROID_SENSOR_ROLLING_SHUTTER_SKEW, &rollingShutterSkew, 1);
1806
1807	//TODO: sensor color calibration fields
1808
1809	// android.flash
1810	static const uint8_t flashAvailable = 0;
1811	info.update(ANDROID_FLASH_INFO_AVAILABLE, &flashAvailable, 1);
1812
1813	static const uint8_t flashstate = ANDROID_FLASH_STATE_UNAVAILABLE;
1814	info.update(ANDROID_FLASH_STATE, &flashstate, 1);
1815
1816	static const int64_t flashChargeDuration = 0;
1817	info.update(ANDROID_FLASH_INFO_CHARGE_DURATION, &flashChargeDuration, 1);
1818
1819	/** android.noise */
1820	static const uint8_t availableNBModes = ANDROID_NOISE_REDUCTION_MODE_OFF;
1821	info.update(ANDROID_NOISE_REDUCTION_AVAILABLE_NOISE_REDUCTION_MODES, &availableNBModes, 1);
1822
1823	// android.tonemap
1824
1825	static const int32_t tonemapCurvePoints = 128;
1826	info.update(ANDROID_TONEMAP_MAX_CURVE_POINTS, &tonemapCurvePoints, 1);
1827
1828	// android.scaler
1829
1830	static const uint8_t croppingType = ANDROID_SCALER_CROPPING_TYPE_CENTER_ONLY;
1831	info.update(ANDROID_SCALER_CROPPING_TYPE, &croppingType, 1);
1832
1833	info.update(ANDROID_SCALER_AVAILABLE_FORMATS,
1834	kAvailableFormats,
1835	sizeof(kAvailableFormats)/sizeof(int32_t));
1836
1837	info.update(ANDROID_SCALER_AVAILABLE_RAW_MIN_DURATIONS,
1838	(int64_t*)kAvailableRawMinDurations,
1839	sizeof(kAvailableRawMinDurations)/sizeof(uint64_t));
1840
1841	//for version 3.2 ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS
1842	count = sizeof(picSizes)/sizeof(picSizes[0]);
1843	count = s->getStreamConfigurations(picSizes, kAvailableFormats, count);
1844
1845	info.update(ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS,
1846	(int32_t*)picSizes, count);
1847
1848	if (count < availablejpegsize) {
1849	availablejpegsize = count;
1850	}
1851	getValidJpegSize(picSizes,mAvailableJpegSize,availablejpegsize);
1852
1853	maxJpegResolution = getMaxJpegResolution(picSizes,count);
1854	int32_t full_size[4];
1855	if (mFacingBack) {
1856	full_size[0] = 0;
1857	full_size[1] = 0;
1858	full_size[2] = maxJpegResolution.width;
1859	full_size[3] = maxJpegResolution.height;
1860	} else {
1861	full_size[0] = 0;
1862	full_size[1] = 0;
1863	full_size[2] = maxJpegResolution.width;
1864	full_size[3] = maxJpegResolution.height;
1865	}
1866	info.update(ANDROID_SENSOR_INFO_ACTIVE_ARRAY_SIZE,
1867	(int32_t*)full_size,
1868	sizeof(full_size)/sizeof(full_size[0]));
1869	duration = new int64_t[count];
1870	if (duration == NULL) {
1871	DBG_LOGA("allocate memory for duration failed");
1872	return NO_MEMORY;
1873	} else {
1874	memset(duration,0,sizeof(int64_t)*count);
1875	}
1876	duration_count = s->getStreamConfigurationDurations(picSizes, duration , count);
1877
1878	info.update(ANDROID_SCALER_AVAILABLE_MIN_FRAME_DURATIONS,
1879	duration, duration_count);
1880	info.update(ANDROID_SCALER_AVAILABLE_STALL_DURATIONS,
1881	duration, duration_count);
1882
1883	info.update(ANDROID_SCALER_AVAILABLE_PROCESSED_MIN_DURATIONS,
1884	(int64_t*)kAvailableProcessedMinDurations,
1885	sizeof(kAvailableProcessedMinDurations)/sizeof(uint64_t));
1886
1887	info.update(ANDROID_SCALER_AVAILABLE_JPEG_MIN_DURATIONS,
1888	(int64_t*)kAvailableJpegMinDurations,
1889	sizeof(kAvailableJpegMinDurations)/sizeof(uint64_t));
1890
1891
1892	// android.jpeg
1893
1894	static const int32_t jpegThumbnailSizes[] = {
1895	0, 0,
1896	160, 120,
1897	320, 240
1898	};
1899	info.update(ANDROID_JPEG_AVAILABLE_THUMBNAIL_SIZES,
1900	jpegThumbnailSizes, sizeof(jpegThumbnailSizes)/sizeof(int32_t));
1901
1902	static const int32_t jpegMaxSize = JpegCompressor::kMaxJpegSize;
1903	info.update(ANDROID_JPEG_MAX_SIZE, &jpegMaxSize, 1);
1904
1905	// android.stats
1906
1907	static const uint8_t availableFaceDetectModes[] = {
1908	ANDROID_STATISTICS_FACE_DETECT_MODE_OFF,
1909	ANDROID_STATISTICS_FACE_DETECT_MODE_SIMPLE,
1910	ANDROID_STATISTICS_FACE_DETECT_MODE_FULL
1911	};
1912
1913	info.update(ANDROID_STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES,
1914	availableFaceDetectModes,
1915	sizeof(availableFaceDetectModes));
1916
1917	static const int32_t maxFaceCount = 8;
1918	info.update(ANDROID_STATISTICS_INFO_MAX_FACE_COUNT,
1919	&maxFaceCount, 1);
1920
1921	static const int32_t histogramSize = 64;
1922	info.update(ANDROID_STATISTICS_INFO_HISTOGRAM_BUCKET_COUNT,
1923	&histogramSize, 1);
1924
1925	static const int32_t maxHistogramCount = 1000;
1926	info.update(ANDROID_STATISTICS_INFO_MAX_HISTOGRAM_COUNT,
1927	&maxHistogramCount, 1);
1928
1929	static const int32_t sharpnessMapSize[2] = {64, 64};
1930	info.update(ANDROID_STATISTICS_INFO_SHARPNESS_MAP_SIZE,
1931	sharpnessMapSize, sizeof(sharpnessMapSize)/sizeof(int32_t));
1932
1933	static const int32_t maxSharpnessMapValue = 1000;
1934	info.update(ANDROID_STATISTICS_INFO_MAX_SHARPNESS_MAP_VALUE,
1935	&maxSharpnessMapValue, 1);
1936	static const uint8_t hotPixelMapMode = ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE_OFF;
1937	info.update(ANDROID_STATISTICS_HOT_PIXEL_MAP_MODE,&hotPixelMapMode, 1);
1938
1939	static const uint8_t sceneFlicker = ANDROID_STATISTICS_SCENE_FLICKER_NONE;
1940	info.update(ANDROID_STATISTICS_SCENE_FLICKER,&sceneFlicker, 1);
1941	static const uint8_t lensShadingMapMode = ANDROID_STATISTICS_LENS_SHADING_MAP_MODE_OFF;
1942	info.update(ANDROID_STATISTICS_LENS_SHADING_MAP_MODE,&lensShadingMapMode, 1);
1943	// android.control
1944
1945	static const uint8_t sceneMode = ANDROID_CONTROL_SCENE_MODE_FACE_PRIORITY;
1946	info.update(ANDROID_CONTROL_SCENE_MODE, &sceneMode, 1);
1947
1948	static const uint8_t availableSceneModes[] = {
1949	// ANDROID_CONTROL_SCENE_MODE_DISABLED,
1950	ANDROID_CONTROL_SCENE_MODE_FACE_PRIORITY
1951	};
1952	info.update(ANDROID_CONTROL_AVAILABLE_SCENE_MODES,
1953	availableSceneModes, sizeof(availableSceneModes));
1954
1955	static const uint8_t availableEffects[] = {
1956	ANDROID_CONTROL_EFFECT_MODE_OFF
1957	};
1958	info.update(ANDROID_CONTROL_AVAILABLE_EFFECTS,
1959	availableEffects, sizeof(availableEffects));
1960
1961	static const int32_t max3aRegions[] = {/*AE*/ 0,/*AWB*/ 0,/*AF*/ 0};
1962	info.update(ANDROID_CONTROL_MAX_REGIONS,
1963	max3aRegions, sizeof(max3aRegions)/sizeof(max3aRegions[0]));
1964
1965	static const uint8_t availableAeModes[] = {
1966	ANDROID_CONTROL_AE_MODE_OFF,
1967	ANDROID_CONTROL_AE_MODE_ON
1968	};
1969	info.update(ANDROID_CONTROL_AE_AVAILABLE_MODES,
1970	availableAeModes, sizeof(availableAeModes));
1971
1972
1973	static const int32_t availableTargetFpsRanges[] = {
1974	5, 15, 15, 15, 5, 25, 25, 25, 5, 30, 30, 30,
1975	};
1976	info.update(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES,
1977	availableTargetFpsRanges,
1978	sizeof(availableTargetFpsRanges)/sizeof(int32_t));
1979
1980	uint8_t awbModes[maxCount];
1981	count = s->getAWB(awbModes, maxCount);
1982	if (count < 0) {
1983	static const uint8_t availableAwbModes[] = {
1984	ANDROID_CONTROL_AWB_MODE_OFF,
1985	ANDROID_CONTROL_AWB_MODE_AUTO,
1986	ANDROID_CONTROL_AWB_MODE_INCANDESCENT,
1987	ANDROID_CONTROL_AWB_MODE_FLUORESCENT,
1988	ANDROID_CONTROL_AWB_MODE_DAYLIGHT,
1989	ANDROID_CONTROL_AWB_MODE_SHADE
1990	};
1991	info.update(ANDROID_CONTROL_AWB_AVAILABLE_MODES,
1992	availableAwbModes, sizeof(availableAwbModes));
1993	} else {
1994	DBG_LOGB("getAWB %d ",count);
1995	info.update(ANDROID_CONTROL_AWB_AVAILABLE_MODES,
1996	awbModes, count);
1997	}
1998
1999	static const uint8_t afstate = ANDROID_CONTROL_AF_STATE_INACTIVE;
2000	info.update(ANDROID_CONTROL_AF_STATE,&afstate,1);
2001
2002	static const uint8_t availableAfModesFront[] = {
2003	ANDROID_CONTROL_AF_MODE_OFF
2004	};
2005
2006	if (mFacingBack) {
2007	uint8_t afMode[maxCount];
2008	count = s->getAutoFocus(afMode, maxCount);
2009	if (count < 0) {
2010	static const uint8_t availableAfModesBack[] = {
2011	ANDROID_CONTROL_AF_MODE_OFF,
2012	//ANDROID_CONTROL_AF_MODE_AUTO,
2013	//ANDROID_CONTROL_AF_MODE_MACRO,
2014	//ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO,
2015	//ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE,
2016	};
2017
2018	info.update(ANDROID_CONTROL_AF_AVAILABLE_MODES,
2019	availableAfModesBack, sizeof(availableAfModesBack));
2020	} else {
2021	info.update(ANDROID_CONTROL_AF_AVAILABLE_MODES,
2022	afMode, count);
2023	}
2024	} else {
2025	info.update(ANDROID_CONTROL_AF_AVAILABLE_MODES,
2026	availableAfModesFront, sizeof(availableAfModesFront));
2027	}
2028
2029	uint8_t antiBanding[maxCount];
2030	count = s->getAntiBanding(antiBanding, maxCount);
2031	if (count < 0) {
2032	static const uint8_t availableAntibanding[] = {
2033	ANDROID_CONTROL_AE_ANTIBANDING_MODE_OFF,
2034	ANDROID_CONTROL_AE_ANTIBANDING_MODE_AUTO,
2035	};
2036	info.update(ANDROID_CONTROL_AE_AVAILABLE_ANTIBANDING_MODES,
2037	availableAntibanding, sizeof(availableAntibanding));
2038	} else {
2039	info.update(ANDROID_CONTROL_AE_AVAILABLE_ANTIBANDING_MODES,
2040	antiBanding, count);
2041	}
2042
2043	camera_metadata_rational step;
2044	int maxExp, minExp, def;
2045	ret = s->getExposure(&maxExp, &minExp, &def, &step);
2046	if (ret < 0) {
2047	static const int32_t aeExpCompensation = 0;
2048	info.update(ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION, &aeExpCompensation, 1);
2049
2050	static const camera_metadata_rational exposureCompensationStep = {
2051	1, 3
2052	};
2053	info.update(ANDROID_CONTROL_AE_COMPENSATION_STEP,
2054	&exposureCompensationStep, 1);
2055
2056	int32_t exposureCompensationRange[] = {0, 0};
2057	info.update(ANDROID_CONTROL_AE_COMPENSATION_RANGE,
2058	exposureCompensationRange,
2059	sizeof(exposureCompensationRange)/sizeof(int32_t));
2060	} else {
2061	DBG_LOGB("exposure compensation support:(%d, %d)\n", minExp, maxExp);
2062	int32_t exposureCompensationRange[] = {minExp, maxExp};
2063	info.update(ANDROID_CONTROL_AE_COMPENSATION_RANGE,
2064	exposureCompensationRange,
2065	sizeof(exposureCompensationRange)/sizeof(int32_t));
2066	info.update(ANDROID_CONTROL_AE_COMPENSATION_STEP,
2067	&step, 1);
2068	info.update(ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION, &def, 1);
2069	}
2070
2071	ret = s->getZoom(&mZoomMin, &mZoomMax, &mZoomStep);
2072	if (ret < 0) {
2073	float maxZoom = 1.0;
2074	info.update(ANDROID_SCALER_AVAILABLE_MAX_DIGITAL_ZOOM,
2075	&maxZoom, 1);
2076	} else {
2077	float maxZoom = mZoomMax / mZoomMin;
2078	info.update(ANDROID_SCALER_AVAILABLE_MAX_DIGITAL_ZOOM,
2079	&maxZoom, 1);
2080	}
2081
2082	static const uint8_t availableVstabModes[] = {
2083	ANDROID_CONTROL_VIDEO_STABILIZATION_MODE_OFF
2084	};
2085	info.update(ANDROID_CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES,
2086	availableVstabModes, sizeof(availableVstabModes));
2087
2088	static const uint8_t aestate = ANDROID_CONTROL_AE_STATE_CONVERGED;
2089	info.update(ANDROID_CONTROL_AE_STATE,&aestate,1);
2090	static const uint8_t awbstate = ANDROID_CONTROL_AWB_STATE_INACTIVE;
2091	info.update(ANDROID_CONTROL_AWB_STATE,&awbstate,1);
2092	// android.info
2093	const uint8_t supportedHardwareLevel = ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED;
2094	//mFullMode ? ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL_FULL :
2095	// ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED;
2096	info.update(ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL,
2097	&supportedHardwareLevel,
2098	/*count*/1);
2099
2100	int32_t android_sync_max_latency = ANDROID_SYNC_MAX_LATENCY_UNKNOWN;
2101	info.update(ANDROID_SYNC_MAX_LATENCY, &android_sync_max_latency, 1);
2102
2103	uint8_t len[] = {1};
2104	info.update(ANDROID_REQUEST_PIPELINE_DEPTH, (uint8_t *)len, 1);
2105
2106	uint8_t maxlen[] = {2};
2107	info.update(ANDROID_REQUEST_PIPELINE_MAX_DEPTH, (uint8_t *)maxlen, 1);
2108	uint8_t cap[] = {
2109	ANDROID_REQUEST_AVAILABLE_CAPABILITIES_BACKWARD_COMPATIBLE,
2110	};
2111	info.update(ANDROID_REQUEST_AVAILABLE_CAPABILITIES,
2112	(uint8_t *)cap, sizeof(cap)/sizeof(cap[0]));
2113
2114
2115	int32_t partialResultCount = 1;
2116	info.update(ANDROID_REQUEST_PARTIAL_RESULT_COUNT,&partialResultCount,1);
2117	int32_t maxNumOutputStreams[3] = {0,2,1};
2118	info.update(ANDROID_REQUEST_MAX_NUM_OUTPUT_STREAMS,maxNumOutputStreams,3);
2119	uint8_t aberrationMode[] = {ANDROID_COLOR_CORRECTION_ABERRATION_MODE_OFF};
2120	info.update(ANDROID_COLOR_CORRECTION_ABERRATION_MODE,
2121	aberrationMode, 1);
2122	info.update(ANDROID_COLOR_CORRECTION_AVAILABLE_ABERRATION_MODES,
2123	aberrationMode, 1);
2124
2125	getAvailableChKeys(&info, supportedHardwareLevel);
2126
2127	if (mCameraInfo != NULL) {
2128	CAMHAL_LOGDA("mCameraInfo is not null, mem leak?");
2129	}
2130	mCameraInfo = info.release();
2131	DBG_LOGB("mCameraID=%d,mCameraInfo=%p\n", mCameraID, mCameraInfo);
2132
2133	if (duration != NULL) {
2134	delete [] duration;
2135	}
2136
2137	s->shutDown();
2138	s.clear();
2139	mPlugged = true;
2140
2141	return OK;
2142	}
2143
2144	status_t EmulatedFakeCamera3::process3A(CameraMetadata &settings) {
2145	/**
2146	* Extract top-level 3A controls
2147	*/
2148	status_t res;
2149
2150	bool facePriority = false;
2151
2152	camera_metadata_entry e;
2153
2154	e = settings.find(ANDROID_CONTROL_MODE);
2155	if (e.count == 0) {
2156	ALOGE("%s: No control mode entry!", __FUNCTION__);
2157	return BAD_VALUE;
2158	}
2159	uint8_t controlMode = e.data.u8[0];
2160
2161	e = settings.find(ANDROID_CONTROL_SCENE_MODE);
2162	if (e.count == 0) {
2163	ALOGE("%s: No scene mode entry!", __FUNCTION__);
2164	return BAD_VALUE;
2165	}
2166	uint8_t sceneMode = e.data.u8[0];
2167
2168	if (controlMode == ANDROID_CONTROL_MODE_OFF) {
2169	mAeState = ANDROID_CONTROL_AE_STATE_INACTIVE;
2170	mAfState = ANDROID_CONTROL_AF_STATE_INACTIVE;
2171	mAwbState = ANDROID_CONTROL_AWB_STATE_INACTIVE;
2172	update3A(settings);
2173	return OK;
2174	} else if (controlMode == ANDROID_CONTROL_MODE_USE_SCENE_MODE) {
2175	switch(sceneMode) {
2176	case ANDROID_CONTROL_SCENE_MODE_FACE_PRIORITY:
2177	mFacePriority = true;
2178	break;
2179	default:
2180	ALOGE("%s: Emulator doesn't support scene mode %d",
2181	__FUNCTION__, sceneMode);
2182	return BAD_VALUE;
2183	}
2184	} else {
2185	mFacePriority = false;
2186	}
2187
2188	// controlMode == AUTO or sceneMode = FACE_PRIORITY
2189	// Process individual 3A controls
2190
2191	res = doFakeAE(settings);
2192	if (res != OK) return res;
2193
2194	res = doFakeAF(settings);
2195	if (res != OK) return res;
2196
2197	res = doFakeAWB(settings);
2198	if (res != OK) return res;
2199
2200	update3A(settings);
2201	return OK;
2202	}
2203
2204	status_t EmulatedFakeCamera3::doFakeAE(CameraMetadata &settings) {
2205	camera_metadata_entry e;
2206
2207	e = settings.find(ANDROID_CONTROL_AE_MODE);
2208	if (e.count == 0) {
2209	ALOGE("%s: No AE mode entry!", __FUNCTION__);
2210	return BAD_VALUE;
2211	}
2212	uint8_t aeMode = e.data.u8[0];
2213
2214	switch (aeMode) {
2215	case ANDROID_CONTROL_AE_MODE_OFF:
2216	// AE is OFF
2217	mAeState = ANDROID_CONTROL_AE_STATE_INACTIVE;
2218	return OK;
2219	case ANDROID_CONTROL_AE_MODE_ON:
2220	// OK for AUTO modes
2221	break;
2222	default:
2223	ALOGVV("%s: Emulator doesn't support AE mode %d",
2224	__FUNCTION__, aeMode);
2225	return BAD_VALUE;
2226	}
2227
2228	e = settings.find(ANDROID_CONTROL_AE_LOCK);
2229	if (e.count == 0) {
2230	ALOGE("%s: No AE lock entry!", __FUNCTION__);
2231	return BAD_VALUE;
2232	}
2233	bool aeLocked = (e.data.u8[0] == ANDROID_CONTROL_AE_LOCK_ON);
2234
2235	e = settings.find(ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER);
2236	bool precaptureTrigger = false;
2237	if (e.count != 0) {
2238	precaptureTrigger =
2239	(e.data.u8[0] == ANDROID_CONTROL_AE_PRECAPTURE_TRIGGER_START);
2240	}
2241
2242	if (precaptureTrigger) {
2243	ALOGVV("%s: Pre capture trigger = %d", __FUNCTION__, precaptureTrigger);
2244	} else if (e.count > 0) {
2245	ALOGVV("%s: Pre capture trigger was present? %zu",
2246	__FUNCTION__,
2247	e.count);
2248	}
2249
2250	if (precaptureTrigger || mAeState == ANDROID_CONTROL_AE_STATE_PRECAPTURE) {
2251	// Run precapture sequence
2252	if (mAeState != ANDROID_CONTROL_AE_STATE_PRECAPTURE) {
2253	mAeCounter = 0;
2254	}
2255
2256	if (mFacePriority) {
2257	mAeTargetExposureTime = kFacePriorityExposureTime;
2258	} else {
2259	mAeTargetExposureTime = kNormalExposureTime;
2260	}
2261
2262	if (mAeCounter > kPrecaptureMinFrames &&
2263	(mAeTargetExposureTime - mAeCurrentExposureTime) <
2264	mAeTargetExposureTime / 10) {
2265	// Done with precapture
2266	mAeCounter = 0;
2267	mAeState = aeLocked ? ANDROID_CONTROL_AE_STATE_LOCKED :
2268	ANDROID_CONTROL_AE_STATE_CONVERGED;
2269	} else {
2270	// Converge some more
2271	mAeCurrentExposureTime +=
2272	(mAeTargetExposureTime - mAeCurrentExposureTime) *
2273	kExposureTrackRate;
2274	mAeCounter++;
2275	mAeState = ANDROID_CONTROL_AE_STATE_PRECAPTURE;
2276	}
2277
2278	} else if (!aeLocked) {
2279	// Run standard occasional AE scan
2280	switch (mAeState) {
2281	case ANDROID_CONTROL_AE_STATE_CONVERGED:
2282	case ANDROID_CONTROL_AE_STATE_INACTIVE:
2283	mAeCounter++;
2284	if (mAeCounter > kStableAeMaxFrames) {
2285	mAeTargetExposureTime =
2286	mFacePriority ? kFacePriorityExposureTime :
2287	kNormalExposureTime;
2288	float exposureStep = ((double)rand() / RAND_MAX) *
2289	(kExposureWanderMax - kExposureWanderMin) +
2290	kExposureWanderMin;
2291	mAeTargetExposureTime *= std::pow(2, exposureStep);
2292	mAeState = ANDROID_CONTROL_AE_STATE_SEARCHING;
2293	}
2294	break;
2295	case ANDROID_CONTROL_AE_STATE_SEARCHING:
2296	mAeCurrentExposureTime +=
2297	(mAeTargetExposureTime - mAeCurrentExposureTime) *
2298	kExposureTrackRate;
2299	if (abs(mAeTargetExposureTime - mAeCurrentExposureTime) <
2300	mAeTargetExposureTime / 10) {
2301	// Close enough
2302	mAeState = ANDROID_CONTROL_AE_STATE_CONVERGED;
2303	mAeCounter = 0;
2304	}
2305	break;
2306	case ANDROID_CONTROL_AE_STATE_LOCKED:
2307	mAeState = ANDROID_CONTROL_AE_STATE_CONVERGED;
2308	mAeCounter = 0;
2309	break;
2310	default:
2311	ALOGE("%s: Emulator in unexpected AE state %d",
2312	__FUNCTION__, mAeState);
2313	return INVALID_OPERATION;
2314	}
2315	} else {
2316	// AE is locked
2317	mAeState = ANDROID_CONTROL_AE_STATE_LOCKED;
2318	}
2319
2320	return OK;
2321	}
2322
2323	status_t EmulatedFakeCamera3::doFakeAF(CameraMetadata &settings) {
2324	camera_metadata_entry e;
2325
2326	e = settings.find(ANDROID_CONTROL_AF_MODE);
2327	if (e.count == 0) {
2328	ALOGE("%s: No AF mode entry!", __FUNCTION__);
2329	return BAD_VALUE;
2330	}
2331	uint8_t afMode = e.data.u8[0];
2332
2333	e = settings.find(ANDROID_CONTROL_AF_TRIGGER);
2334	typedef camera_metadata_enum_android_control_af_trigger af_trigger_t;
2335	af_trigger_t afTrigger;
2336	// If we have an afTrigger, afTriggerId should be set too
2337	if (e.count != 0) {
2338	afTrigger = static_cast<af_trigger_t>(e.data.u8[0]);
2339
2340	e = settings.find(ANDROID_CONTROL_AF_TRIGGER_ID);
2341
2342	if (e.count == 0) {
2343	ALOGE("%s: When android.control.afTrigger is set "
2344	" in the request, afTriggerId needs to be set as well",
2345	__FUNCTION__);
2346	return BAD_VALUE;
2347	}
2348
2349	mAfTriggerId = e.data.i32[0];
2350
2351	ALOGVV("%s: AF trigger set to 0x%x", __FUNCTION__, afTrigger);
2352	ALOGVV("%s: AF trigger ID set to 0x%x", __FUNCTION__, mAfTriggerId);
2353	ALOGVV("%s: AF mode is 0x%x", __FUNCTION__, afMode);
2354	} else {
2355	afTrigger = ANDROID_CONTROL_AF_TRIGGER_IDLE;
2356	}
2357	if (!mFacingBack) {
2358	afMode = ANDROID_CONTROL_AF_MODE_OFF;
2359	}
2360
2361	switch (afMode) {
2362	case ANDROID_CONTROL_AF_MODE_OFF:
2363	mAfState = ANDROID_CONTROL_AF_STATE_INACTIVE;
2364	return OK;
2365	case ANDROID_CONTROL_AF_MODE_AUTO:
2366	case ANDROID_CONTROL_AF_MODE_MACRO:
2367	case ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO:
2368	case ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE:
2369	if (!mFacingBack) {
2370	ALOGE("%s: Front camera doesn't support AF mode %d",
2371	__FUNCTION__, afMode);
2372	return BAD_VALUE;
2373	}
2374	mSensor->setAutoFocuas(afMode);
2375	// OK, handle transitions lower on
2376	break;
2377	default:
2378	ALOGE("%s: Emulator doesn't support AF mode %d",
2379	__FUNCTION__, afMode);
2380	return BAD_VALUE;
2381	}
2382	#if 0
2383	e = settings.find(ANDROID_CONTROL_AF_REGIONS);
2384	if (e.count == 0) {
2385	ALOGE("%s:Get ANDROID_CONTROL_AF_REGIONS failed\n", __FUNCTION__);
2386	return BAD_VALUE;
2387	}
2388	int32_t x0 = e.data.i32[0];
2389	int32_t y0 = e.data.i32[1];
2390	int32_t x1 = e.data.i32[2];
2391	int32_t y1 = e.data.i32[3];
2392	mSensor->setFocuasArea(x0, y0, x1, y1);
2393	DBG_LOGB(" x0:%d, y0:%d,x1:%d,y1:%d,\n", x0, y0, x1, y1);
2394	#endif
2395
2396
2397	bool afModeChanged = mAfMode != afMode;
2398	mAfMode = afMode;
2399
2400	/**
2401	* Simulate AF triggers. Transition at most 1 state per frame.
2402	* - Focusing always succeeds (goes into locked, or PASSIVE_SCAN).
2403	*/
2404
2405	bool afTriggerStart = false;
2406	bool afTriggerCancel = false;
2407	switch (afTrigger) {
2408	case ANDROID_CONTROL_AF_TRIGGER_IDLE:
2409	break;
2410	case ANDROID_CONTROL_AF_TRIGGER_START:
2411	afTriggerStart = true;
2412	break;
2413	case ANDROID_CONTROL_AF_TRIGGER_CANCEL:
2414	afTriggerCancel = true;
2415	// Cancel trigger always transitions into INACTIVE
2416	mAfState = ANDROID_CONTROL_AF_STATE_INACTIVE;
2417
2418	ALOGV("%s: AF State transition to STATE_INACTIVE", __FUNCTION__);
2419
2420	// Stay in 'inactive' until at least next frame
2421	return OK;
2422	default:
2423	ALOGE("%s: Unknown af trigger value %d", __FUNCTION__, afTrigger);
2424	return BAD_VALUE;
2425	}
2426
2427	// If we get down here, we're either in an autofocus mode
2428	// or in a continuous focus mode (and no other modes)
2429
2430	int oldAfState = mAfState;
2431	switch (mAfState) {
2432	case ANDROID_CONTROL_AF_STATE_INACTIVE:
2433	if (afTriggerStart) {
2434	switch (afMode) {
2435	case ANDROID_CONTROL_AF_MODE_AUTO:
2436	// fall-through
2437	case ANDROID_CONTROL_AF_MODE_MACRO:
2438	mAfState = ANDROID_CONTROL_AF_STATE_ACTIVE_SCAN;
2439	break;
2440	case ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO:
2441	// fall-through
2442	case ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE:
2443	mAfState = ANDROID_CONTROL_AF_STATE_NOT_FOCUSED_LOCKED;
2444	break;
2445	}
2446	} else {
2447	// At least one frame stays in INACTIVE
2448	if (!afModeChanged) {
2449	switch (afMode) {
2450	case ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO:
2451	// fall-through
2452	case ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE:
2453	mAfState = ANDROID_CONTROL_AF_STATE_PASSIVE_SCAN;
2454	break;
2455	}
2456	}
2457	}
2458	break;
2459	case ANDROID_CONTROL_AF_STATE_PASSIVE_SCAN:
2460	/**
2461	* When the AF trigger is activated, the algorithm should finish
2462	* its PASSIVE_SCAN if active, and then transition into AF_FOCUSED
2463	* or AF_NOT_FOCUSED as appropriate
2464	*/
2465	if (afTriggerStart) {
2466	// Randomly transition to focused or not focused
2467	if (rand() % 3) {
2468	mAfState = ANDROID_CONTROL_AF_STATE_FOCUSED_LOCKED;
2469	} else {
2470	mAfState = ANDROID_CONTROL_AF_STATE_NOT_FOCUSED_LOCKED;
2471	}
2472	}
2473	/**
2474	* When the AF trigger is not involved, the AF algorithm should
2475	* start in INACTIVE state, and then transition into PASSIVE_SCAN
2476	* and PASSIVE_FOCUSED states
2477	*/
2478	else if (!afTriggerCancel) {
2479	// Randomly transition to passive focus
2480	if (rand() % 3 == 0) {
2481	mAfState = ANDROID_CONTROL_AF_STATE_PASSIVE_FOCUSED;
2482	}
2483	}
2484
2485	break;
2486	case ANDROID_CONTROL_AF_STATE_PASSIVE_FOCUSED:
2487	if (afTriggerStart) {
2488	// Randomly transition to focused or not focused
2489	if (rand() % 3) {
2490	mAfState = ANDROID_CONTROL_AF_STATE_FOCUSED_LOCKED;
2491	} else {
2492	mAfState = ANDROID_CONTROL_AF_STATE_NOT_FOCUSED_LOCKED;
2493	}
2494	}
2495	// TODO: initiate passive scan (PASSIVE_SCAN)
2496	break;
2497	case ANDROID_CONTROL_AF_STATE_ACTIVE_SCAN:
2498	// Simulate AF sweep completing instantaneously
2499
2500	// Randomly transition to focused or not focused
2501	if (rand() % 3) {
2502	mAfState = ANDROID_CONTROL_AF_STATE_FOCUSED_LOCKED;
2503	} else {
2504	mAfState = ANDROID_CONTROL_AF_STATE_NOT_FOCUSED_LOCKED;
2505	}
2506	break;
2507	case ANDROID_CONTROL_AF_STATE_FOCUSED_LOCKED:
2508	if (afTriggerStart) {
2509	switch (afMode) {
2510	case ANDROID_CONTROL_AF_MODE_AUTO:
2511	// fall-through
2512	case ANDROID_CONTROL_AF_MODE_MACRO:
2513	mAfState = ANDROID_CONTROL_AF_STATE_ACTIVE_SCAN;
2514	break;
2515	case ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO:
2516	// fall-through
2517	case ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE:
2518	// continuous autofocus => trigger start has no effect
2519	break;
2520	}
2521	}
2522	break;
2523	case ANDROID_CONTROL_AF_STATE_NOT_FOCUSED_LOCKED:
2524	if (afTriggerStart) {
2525	switch (afMode) {
2526	case ANDROID_CONTROL_AF_MODE_AUTO:
2527	// fall-through
2528	case ANDROID_CONTROL_AF_MODE_MACRO:
2529	mAfState = ANDROID_CONTROL_AF_STATE_ACTIVE_SCAN;
2530	break;
2531	case ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO:
2532	// fall-through
2533	case ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE:
2534	// continuous autofocus => trigger start has no effect
2535	break;
2536	}
2537	}
2538	break;
2539	default:
2540	ALOGE("%s: Bad af state %d", __FUNCTION__, mAfState);
2541	}
2542
2543	{
2544	char afStateString[100] = {0,};
2545	camera_metadata_enum_snprint(ANDROID_CONTROL_AF_STATE,
2546	oldAfState,
2547	afStateString,
2548	sizeof(afStateString));
2549
2550	char afNewStateString[100] = {0,};
2551	camera_metadata_enum_snprint(ANDROID_CONTROL_AF_STATE,
2552	mAfState,
2553	afNewStateString,
2554	sizeof(afNewStateString));
2555	ALOGVV("%s: AF state transitioned from %s to %s",
2556	__FUNCTION__, afStateString, afNewStateString);
2557	}
2558
2559
2560	return OK;
2561	}
2562
2563	status_t EmulatedFakeCamera3::doFakeAWB(CameraMetadata &settings) {
2564	camera_metadata_entry e;
2565
2566	e = settings.find(ANDROID_CONTROL_AWB_MODE);
2567	if (e.count == 0) {
2568	ALOGE("%s: No AWB mode entry!", __FUNCTION__);
2569	return BAD_VALUE;
2570	}
2571	uint8_t awbMode = e.data.u8[0];
2572	//DBG_LOGB(" awbMode%d\n", awbMode);
2573
2574	// TODO: Add white balance simulation
2575
2576	switch (awbMode) {
2577	case ANDROID_CONTROL_AWB_MODE_OFF:
2578	mAwbState = ANDROID_CONTROL_AWB_STATE_INACTIVE;
2579	return OK;
2580	case ANDROID_CONTROL_AWB_MODE_AUTO:
2581	case ANDROID_CONTROL_AWB_MODE_INCANDESCENT:
2582	case ANDROID_CONTROL_AWB_MODE_FLUORESCENT:
2583	case ANDROID_CONTROL_AWB_MODE_DAYLIGHT:
2584	case ANDROID_CONTROL_AWB_MODE_SHADE:
2585	mAwbState = ANDROID_CONTROL_AWB_STATE_CONVERGED; //add for cts
2586	return mSensor->setAWB(awbMode);
2587	// OK
2588	break;
2589	default:
2590	ALOGE("%s: Emulator doesn't support AWB mode %d",
2591	__FUNCTION__, awbMode);
2592	return BAD_VALUE;
2593	}
2594
2595	return OK;
2596	}
2597
2598
2599	void EmulatedFakeCamera3::update3A(CameraMetadata &settings) {
2600	if (mAeState != ANDROID_CONTROL_AE_STATE_INACTIVE) {
2601	settings.update(ANDROID_SENSOR_EXPOSURE_TIME,
2602	&mAeCurrentExposureTime, 1);
2603	settings.update(ANDROID_SENSOR_SENSITIVITY,
2604	&mAeCurrentSensitivity, 1);
2605	}
2606
2607	settings.update(ANDROID_CONTROL_AE_STATE,
2608	&mAeState, 1);
2609	settings.update(ANDROID_CONTROL_AF_STATE,
2610	&mAfState, 1);
2611	settings.update(ANDROID_CONTROL_AWB_STATE,
2612	&mAwbState, 1);
2613	/**
2614	* TODO: Trigger IDs need a think-through
2615	*/
2616	settings.update(ANDROID_CONTROL_AF_TRIGGER_ID,
2617	&mAfTriggerId, 1);
2618	}
2619
2620	void EmulatedFakeCamera3::signalReadoutIdle() {
2621	Mutex::Autolock l(mLock);
2622	CAMHAL_LOGVB("%s , E" , __FUNCTION__);
2623	// Need to chek isIdle again because waiting on mLock may have allowed
2624	// something to be placed in the in-flight queue.
2625	if (mStatus == STATUS_ACTIVE && mReadoutThread->isIdle()) {
2626	ALOGV("Now idle");
2627	mStatus = STATUS_READY;
2628	}
2629	CAMHAL_LOGVB("%s , X , mStatus = %d " , __FUNCTION__, mStatus);
2630	}
2631
2632	void EmulatedFakeCamera3::onSensorEvent(uint32_t frameNumber, Event e,
2633	nsecs_t timestamp) {
2634	switch(e) {
2635	case Sensor::SensorListener::EXPOSURE_START: {
2636	ALOGVV("%s: Frame %d: Sensor started exposure at %lld",
2637	__FUNCTION__, frameNumber, timestamp);
2638	// Trigger shutter notify to framework
2639	camera3_notify_msg_t msg;
2640	msg.type = CAMERA3_MSG_SHUTTER;
2641	msg.message.shutter.frame_number = frameNumber;
2642	msg.message.shutter.timestamp = timestamp;
2643	sendNotify(&msg);
2644	break;
2645	}
2646	case Sensor::SensorListener::ERROR_CAMERA_DEVICE: {
2647	camera3_notify_msg_t msg;
2648	msg.type = CAMERA3_MSG_ERROR;
2649	msg.message.error.frame_number = frameNumber;
2650	msg.message.error.error_stream = NULL;
2651	msg.message.error.error_code = 1;
2652	sendNotify(&msg);
2653	break;
2654	}
2655	default:
2656	ALOGW("%s: Unexpected sensor event %d at %" PRId64, __FUNCTION__,
2657	e, timestamp);
2658	break;
2659	}
2660	}
2661
2662	EmulatedFakeCamera3::ReadoutThread::ReadoutThread(EmulatedFakeCamera3 *parent) :
2663	mParent(parent), mJpegWaiting(false) {
2664	mExitReadoutThread = false;
2665	mFlushFlag = false;
2666	}
2667
2668	EmulatedFakeCamera3::ReadoutThread::~ReadoutThread() {
2669	for (List<Request>::iterator i = mInFlightQueue.begin();
2670	i != mInFlightQueue.end(); i++) {
2671	delete i->buffers;
2672	delete i->sensorBuffers;
2673	}
2674	}
2675
2676	status_t EmulatedFakeCamera3::ReadoutThread::flushAllRequest(bool flag) {
2677	status_t res;
2678	mFlushFlag = flag;
2679	Mutex::Autolock l(mLock);
2680	CAMHAL_LOGDB("count = %d" , mInFlightQueue.size());
2681	if (mInFlightQueue.size() > 0) {
2682	mParent->mSensor->setFlushFlag(true);
2683	res = mFlush.waitRelative(mLock, kSyncWaitTimeout * 15);
2684	if (res != OK && res != TIMED_OUT) {
2685	ALOGE("%s: Error waiting for mFlush singnal : %d",
2686	__FUNCTION__, res);
2687	return INVALID_OPERATION;
2688	}
2689	DBG_LOGA("finish flush all request");
2690	}
2691	return 0;
2692	}
2693
2694	void EmulatedFakeCamera3::ReadoutThread::sendFlushSingnal(void) {
2695	Mutex::Autolock l(mLock);
2696	mFlush.signal();
2697	}
2698
2699	void EmulatedFakeCamera3::ReadoutThread::setFlushFlag(bool flag) {
2700	mFlushFlag = flag;
2701	}
2702
2703	void EmulatedFakeCamera3::ReadoutThread::queueCaptureRequest(const Request &r) {
2704	Mutex::Autolock l(mLock);
2705
2706	mInFlightQueue.push_back(r);
2707	mInFlightSignal.signal();
2708	}
2709
2710	bool EmulatedFakeCamera3::ReadoutThread::isIdle() {
2711	Mutex::Autolock l(mLock);
2712	return mInFlightQueue.empty() && !mThreadActive;
2713	}
2714
2715	status_t EmulatedFakeCamera3::ReadoutThread::waitForReadout() {
2716	status_t res;
2717	Mutex::Autolock l(mLock);
2718	CAMHAL_LOGVB("%s , E" , __FUNCTION__);
2719	int loopCount = 0;
2720	while (mInFlightQueue.size() >= kMaxQueueSize) {
2721	res = mInFlightSignal.waitRelative(mLock, kWaitPerLoop);
2722	if (res != OK && res != TIMED_OUT) {
2723	ALOGE("%s: Error waiting for in-flight queue to shrink",
2724	__FUNCTION__);
2725	return INVALID_OPERATION;
2726	}
2727	if (loopCount == kMaxWaitLoops) {
2728	ALOGE("%s: Timed out waiting for in-flight queue to shrink",
2729	__FUNCTION__);
2730	return TIMED_OUT;
2731	}
2732	loopCount++;
2733	}
2734	return OK;
2735	}
2736
2737	status_t EmulatedFakeCamera3::ReadoutThread::setJpegCompressorListener(EmulatedFakeCamera3 *parent) {
2738	status_t res;
2739	res = mParent->mJpegCompressor->setlistener(this);
2740	if (res != NO_ERROR) {
2741	ALOGE("%s: set JpegCompressor Listner failed",__FUNCTION__);
2742	}
2743	return res;
2744	}
2745
2746	status_t EmulatedFakeCamera3::ReadoutThread::startJpegCompressor(EmulatedFakeCamera3 *parent) {
2747	status_t res;
2748	res = mParent->mJpegCompressor->start();
2749	if (res != NO_ERROR) {
2750	ALOGE("%s: JpegCompressor start failed",__FUNCTION__);
2751	}
2752	return res;
2753	}
2754
2755	status_t EmulatedFakeCamera3::ReadoutThread::shutdownJpegCompressor(EmulatedFakeCamera3 *parent) {
2756	status_t res;
2757	res = mParent->mJpegCompressor->cancel();
2758	if (res != OK) {
2759	ALOGE("%s: JpegCompressor cancel failed",__FUNCTION__);
2760	}
2761	return res;
2762	}
2763
2764	void EmulatedFakeCamera3::ReadoutThread::sendExitReadoutThreadSignal(void) {
2765	mExitReadoutThread = true;
2766	mInFlightSignal.signal();
2767	}
2768
2769	bool EmulatedFakeCamera3::ReadoutThread::threadLoop() {
2770	status_t res;
2771	ALOGVV("%s: ReadoutThread waiting for request", __FUNCTION__);
2772
2773	// First wait for a request from the in-flight queue
2774	if (mExitReadoutThread) {
2775	return false;
2776	}
2777
2778	{
2779	Mutex::Autolock l(mLock);
2780	if ((mInFlightQueue.size() == 0) && (mFlushFlag) &&
2781	(mCurrentRequest.settings.isEmpty())) {
2782	mFlush.signal();
2783	}
2784	}
2785
2786	if (mCurrentRequest.settings.isEmpty()) {
2787	Mutex::Autolock l(mLock);
2788	if (mInFlightQueue.empty()) {
2789	res = mInFlightSignal.waitRelative(mLock, kWaitPerLoop);
2790	if (res == TIMED_OUT) {
2791	ALOGVV("%s: ReadoutThread: Timed out waiting for request",
2792	__FUNCTION__);
2793	return true;
2794	} else if (res != NO_ERROR) {
2795	ALOGE("%s: Error waiting for capture requests: %d",
2796	__FUNCTION__, res);
2797	return false;
2798	}
2799	}
2800
2801	if (mExitReadoutThread) {
2802	return false;
2803	}
2804
2805	mCurrentRequest.frameNumber = mInFlightQueue.begin()->frameNumber;
2806	mCurrentRequest.settings.acquire(mInFlightQueue.begin()->settings);
2807	mCurrentRequest.buffers = mInFlightQueue.begin()->buffers;
2808	mCurrentRequest.sensorBuffers = mInFlightQueue.begin()->sensorBuffers;
2809	mCurrentRequest.havethumbnail = mInFlightQueue.begin()->havethumbnail;
2810	mInFlightQueue.erase(mInFlightQueue.begin());
2811	mInFlightSignal.signal();
2812	mThreadActive = true;
2813	ALOGVV("%s: Beginning readout of frame %d", __FUNCTION__,
2814	mCurrentRequest.frameNumber);
2815	}
2816
2817	// Then wait for it to be delivered from the sensor
2818	ALOGVV("%s: ReadoutThread: Wait for frame to be delivered from sensor",
2819	__FUNCTION__);
2820
2821	nsecs_t captureTime;
2822	status_t gotFrame =
2823	mParent->mSensor->waitForNewFrame(kWaitPerLoop, &captureTime);
2824	if (gotFrame == 0) {
2825	ALOGVV("%s: ReadoutThread: Timed out waiting for sensor frame",
2826	__FUNCTION__);
2827	return true;
2828	}
2829
2830	if (gotFrame == -1) {
2831	DBG_LOGA("Sensor thread had exited , here should exit ReadoutThread Loop");
2832	return false;
2833	}
2834
2835	ALOGVV("Sensor done with readout for frame %d, captured at %lld ",
2836	mCurrentRequest.frameNumber, captureTime);
2837
2838	// Check if we need to JPEG encode a buffer, and send it for async
2839	// compression if so. Otherwise prepare the buffer for return.
2840	bool needJpeg = false;
2841	HalBufferVector::iterator buf = mCurrentRequest.buffers->begin();
2842	while (buf != mCurrentRequest.buffers->end()) {
2843	bool goodBuffer = true;
2844	if ( buf->stream->format ==
2845	HAL_PIXEL_FORMAT_BLOB) {
2846	Mutex::Autolock jl(mJpegLock);
2847	needJpeg = true;
2848	CaptureRequest currentcapture;
2849	currentcapture.frameNumber = mCurrentRequest.frameNumber;
2850	currentcapture.sensorBuffers = mCurrentRequest.sensorBuffers;
2851	currentcapture.buf = buf;
2852	currentcapture.mNeedThumbnail = mCurrentRequest.havethumbnail;
2853	mParent->mJpegCompressor->queueRequest(currentcapture);
2854	//this sensorBuffers delete in the jpegcompress;
2855	mCurrentRequest.sensorBuffers = NULL;
2856	buf = mCurrentRequest.buffers->erase(buf);
2857	continue;
2858	}
2859	GraphicBufferMapper::get().unlock(*(buf->buffer));
2860
2861	buf->status = goodBuffer ? CAMERA3_BUFFER_STATUS_OK :
2862	CAMERA3_BUFFER_STATUS_ERROR;
2863	buf->acquire_fence = -1;
2864	buf->release_fence = -1;
2865
2866	++buf;
2867	} // end while
2868
2869	// Construct result for all completed buffers and results
2870
2871	camera3_capture_result result;
2872
2873	mCurrentRequest.settings.update(ANDROID_SENSOR_TIMESTAMP,
2874	&captureTime, 1);
2875
2876	memset(&result, 0, sizeof(result));
2877	result.frame_number = mCurrentRequest.frameNumber;
2878	result.result = mCurrentRequest.settings.getAndLock();
2879	result.num_output_buffers = mCurrentRequest.buffers->size();
2880	result.output_buffers = mCurrentRequest.buffers->array();
2881	result.partial_result = 1;
2882
2883	// Go idle if queue is empty, before sending result
2884
2885	bool signalIdle = false;
2886	{
2887	Mutex::Autolock l(mLock);
2888	if (mInFlightQueue.empty()) {
2889	mThreadActive = false;
2890	signalIdle = true;
2891	}
2892	}
2893
2894	if (signalIdle) mParent->signalReadoutIdle();
2895
2896	// Send it off to the framework
2897	ALOGVV("%s: ReadoutThread: Send result to framework",
2898	__FUNCTION__);
2899	mParent->sendCaptureResult(&result);
2900
2901	// Clean up
2902	mCurrentRequest.settings.unlock(result.result);
2903
2904	delete mCurrentRequest.buffers;
2905	mCurrentRequest.buffers = NULL;
2906	if (!needJpeg) {
2907	delete mCurrentRequest.sensorBuffers;
2908	mCurrentRequest.sensorBuffers = NULL;
2909	}
2910	mCurrentRequest.settings.clear();
2911	CAMHAL_LOGVB("%s , X " , __FUNCTION__);
2912	return true;
2913	}
2914
2915	void EmulatedFakeCamera3::ReadoutThread::onJpegDone(
2916	const StreamBuffer &jpegBuffer, bool success , CaptureRequest &r) {
2917	Mutex::Autolock jl(mJpegLock);
2918	GraphicBufferMapper::get().unlock(*(jpegBuffer.buffer));
2919
2920	mJpegHalBuffer = *(r.buf);
2921	mJpegHalBuffer.status = success ?
2922	CAMERA3_BUFFER_STATUS_OK : CAMERA3_BUFFER_STATUS_ERROR;
2923	mJpegHalBuffer.acquire_fence = -1;
2924	mJpegHalBuffer.release_fence = -1;
2925	mJpegWaiting = false;
2926
2927	camera3_capture_result result;
2928	result.frame_number = r.frameNumber;
2929	result.result = NULL;
2930	result.num_output_buffers = 1;
2931	result.output_buffers = &mJpegHalBuffer;
2932	result.partial_result = 1;
2933
2934	if (!success) {
2935	ALOGE("%s: Compression failure, returning error state buffer to"
2936	" framework", __FUNCTION__);
2937	} else {
2938	DBG_LOGB("%s: Compression complete, returning buffer to framework",
2939	__FUNCTION__);
2940	}
2941
2942	mParent->sendCaptureResult(&result);
2943
2944	}
2945
2946	void EmulatedFakeCamera3::ReadoutThread::onJpegInputDone(
2947	const StreamBuffer &inputBuffer) {
2948	// Should never get here, since the input buffer has to be returned
2949	// by end of processCaptureRequest
2950	ALOGE("%s: Unexpected input buffer from JPEG compressor!", __FUNCTION__);
2951	}
2952
2953
2954	}; // namespace android
2955