CameraSourceTimeLapse.cpp revision 99617adda9bc46c43f511f0940bc735c73de61de
165e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra/* 265e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra * Copyright (C) 2010 The Android Open Source Project 365e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra * 465e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra * Licensed under the Apache License, Version 2.0 (the "License"); 565e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra * you may not use this file except in compliance with the License. 665e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra * You may obtain a copy of the License at 765e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra * 865e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra * http://www.apache.org/licenses/LICENSE-2.0 965e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra * 1065e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra * Unless required by applicable law or agreed to in writing, software 1165e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra * distributed under the License is distributed on an "AS IS" BASIS, 1265e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1365e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra * See the License for the specific language governing permissions and 1465e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra * limitations under the License. 1565e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra */ 1665e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 1765e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra//#define LOG_NDEBUG 0 1865e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra#define LOG_TAG "CameraSourceTimeLapse" 1965e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 2065e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra#include <binder/IPCThreadState.h> 2165e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra#include <binder/MemoryBase.h> 2265e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra#include <binder/MemoryHeapBase.h> 23f1d5aa162c02a16b7195a43a9bcea4d592600ac4James Dong#include <media/stagefright/foundation/ADebug.h> 2465e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra#include <media/stagefright/CameraSource.h> 2565e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra#include <media/stagefright/CameraSourceTimeLapse.h> 2665e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra#include <media/stagefright/MetaData.h> 2765e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra#include <camera/Camera.h> 2865e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra#include <camera/CameraParameters.h> 2965e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra#include <utils/String8.h> 3040e2f3f9b41f44bdb59f7708a421b87f169a6edeNipun Kwatra#include <utils/Vector.h> 3165e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 3265e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatranamespace android { 3365e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 3465e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra// static 3554ff19ac69ace7c05ea90d225e26dab3b133f487James DongCameraSourceTimeLapse *CameraSourceTimeLapse::CreateFromCamera( 3654ff19ac69ace7c05ea90d225e26dab3b133f487James Dong const sp<ICamera> &camera, 374ca2c7c913f8bd4ada13aca56d36045d42d1e00fWu-cheng Li const sp<ICameraRecordingProxy> &proxy, 3854ff19ac69ace7c05ea90d225e26dab3b133f487James Dong int32_t cameraId, 39ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientName, 40ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala uid_t clientUid, 4154ff19ac69ace7c05ea90d225e26dab3b133f487James Dong Size videoSize, 4254ff19ac69ace7c05ea90d225e26dab3b133f487James Dong int32_t videoFrameRate, 4399617adda9bc46c43f511f0940bc735c73de61deMathias Agopian const sp<IGraphicBufferProducer>& surface, 44e8e5f86e9e310b065596c8cbbca1543eb833dee1James Dong int64_t timeBetweenFrameCaptureUs) { 4554ff19ac69ace7c05ea90d225e26dab3b133f487James Dong 4654ff19ac69ace7c05ea90d225e26dab3b133f487James Dong CameraSourceTimeLapse *source = new 474ca2c7c913f8bd4ada13aca56d36045d42d1e00fWu-cheng Li CameraSourceTimeLapse(camera, proxy, cameraId, 48ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientName, clientUid, 4954ff19ac69ace7c05ea90d225e26dab3b133f487James Dong videoSize, videoFrameRate, surface, 50e8e5f86e9e310b065596c8cbbca1543eb833dee1James Dong timeBetweenFrameCaptureUs); 5154ff19ac69ace7c05ea90d225e26dab3b133f487James Dong 5254ff19ac69ace7c05ea90d225e26dab3b133f487James Dong if (source != NULL) { 5354ff19ac69ace7c05ea90d225e26dab3b133f487James Dong if (source->initCheck() != OK) { 5454ff19ac69ace7c05ea90d225e26dab3b133f487James Dong delete source; 5554ff19ac69ace7c05ea90d225e26dab3b133f487James Dong return NULL; 5654ff19ac69ace7c05ea90d225e26dab3b133f487James Dong } 5765e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra } 5854ff19ac69ace7c05ea90d225e26dab3b133f487James Dong return source; 5965e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra} 6065e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 6154ff19ac69ace7c05ea90d225e26dab3b133f487James DongCameraSourceTimeLapse::CameraSourceTimeLapse( 6254ff19ac69ace7c05ea90d225e26dab3b133f487James Dong const sp<ICamera>& camera, 634ca2c7c913f8bd4ada13aca56d36045d42d1e00fWu-cheng Li const sp<ICameraRecordingProxy>& proxy, 6454ff19ac69ace7c05ea90d225e26dab3b133f487James Dong int32_t cameraId, 65ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientName, 66ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala uid_t clientUid, 6754ff19ac69ace7c05ea90d225e26dab3b133f487James Dong Size videoSize, 6854ff19ac69ace7c05ea90d225e26dab3b133f487James Dong int32_t videoFrameRate, 6999617adda9bc46c43f511f0940bc735c73de61deMathias Agopian const sp<IGraphicBufferProducer>& surface, 70e8e5f86e9e310b065596c8cbbca1543eb833dee1James Dong int64_t timeBetweenFrameCaptureUs) 71ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala : CameraSource(camera, proxy, cameraId, clientName, clientUid, 72ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala videoSize, videoFrameRate, surface, true), 7365e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra mTimeBetweenTimeLapseVideoFramesUs(1E6/videoFrameRate), 7465e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra mLastTimeLapseFrameRealTimestampUs(0), 7565e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra mSkipCurrentFrame(false) { 7665e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 77e8e5f86e9e310b065596c8cbbca1543eb833dee1James Dong mTimeBetweenFrameCaptureUs = timeBetweenFrameCaptureUs; 78b8a805261bf0282e992d3608035e47d05a898710Steve Block ALOGD("starting time lapse mode: %lld us", 79e8e5f86e9e310b065596c8cbbca1543eb833dee1James Dong mTimeBetweenFrameCaptureUs); 803cecf640c4daf2df616b278bd9986018c8182908James Dong 8154ff19ac69ace7c05ea90d225e26dab3b133f487James Dong mVideoWidth = videoSize.width; 8254ff19ac69ace7c05ea90d225e26dab3b133f487James Dong mVideoHeight = videoSize.height; 83155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra 843cecf640c4daf2df616b278bd9986018c8182908James Dong if (!trySettingVideoSize(videoSize.width, videoSize.height)) { 853cecf640c4daf2df616b278bd9986018c8182908James Dong mInitCheck = NO_INIT; 8665e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra } 8778eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra 8878eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra // Initialize quick stop variables. 8978eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra mQuickStop = false; 9078eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra mForceRead = false; 9178eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra mLastReadBufferCopy = NULL; 9278eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra mStopWaitingForIdleCamera = false; 9365e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra} 9465e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 9565e7e6facda89927cb26594b3b65ae81b3235ebcNipun KwatraCameraSourceTimeLapse::~CameraSourceTimeLapse() { 96b44c9d2bdc0d5b9cb03254022a58e017b516e9e6James Dong if (mLastReadBufferCopy) { 97b44c9d2bdc0d5b9cb03254022a58e017b516e9e6James Dong mLastReadBufferCopy->release(); 98b44c9d2bdc0d5b9cb03254022a58e017b516e9e6James Dong mLastReadBufferCopy = NULL; 99b44c9d2bdc0d5b9cb03254022a58e017b516e9e6James Dong } 10065e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra} 10165e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 10278eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatravoid CameraSourceTimeLapse::startQuickReadReturns() { 1033856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("startQuickReadReturns"); 10478eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra Mutex::Autolock autoLock(mQuickStopLock); 10578eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra 10678eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra // Enable quick stop mode. 10778eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra mQuickStop = true; 10878eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra 1093cecf640c4daf2df616b278bd9986018c8182908James Dong // Force dataCallbackTimestamp() coming from the video camera to 1103cecf640c4daf2df616b278bd9986018c8182908James Dong // not skip the next frame as we want read() to get a get a frame 1113cecf640c4daf2df616b278bd9986018c8182908James Dong // right away. 1123cecf640c4daf2df616b278bd9986018c8182908James Dong mForceRead = true; 11378eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra} 11478eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra 1153cecf640c4daf2df616b278bd9986018c8182908James Dongbool CameraSourceTimeLapse::trySettingVideoSize( 1163cecf640c4daf2df616b278bd9986018c8182908James Dong int32_t width, int32_t height) { 1173cecf640c4daf2df616b278bd9986018c8182908James Dong 1183856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("trySettingVideoSize"); 119155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra int64_t token = IPCThreadState::self()->clearCallingIdentity(); 120155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra String8 s = mCamera->getParameters(); 121155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra 122155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra CameraParameters params(s); 123155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra Vector<Size> supportedSizes; 12428934a90e168291f6c77c56e8a05f272e5151bbdJames Dong params.getSupportedVideoSizes(supportedSizes); 12528934a90e168291f6c77c56e8a05f272e5151bbdJames Dong bool videoOutputSupported = false; 12628934a90e168291f6c77c56e8a05f272e5151bbdJames Dong if (supportedSizes.size() == 0) { 12728934a90e168291f6c77c56e8a05f272e5151bbdJames Dong params.getSupportedPreviewSizes(supportedSizes); 12828934a90e168291f6c77c56e8a05f272e5151bbdJames Dong } else { 12928934a90e168291f6c77c56e8a05f272e5151bbdJames Dong videoOutputSupported = true; 13028934a90e168291f6c77c56e8a05f272e5151bbdJames Dong } 131155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra 13228934a90e168291f6c77c56e8a05f272e5151bbdJames Dong bool videoSizeSupported = false; 133155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra for (uint32_t i = 0; i < supportedSizes.size(); ++i) { 134155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra int32_t pictureWidth = supportedSizes[i].width; 135155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra int32_t pictureHeight = supportedSizes[i].height; 136155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra 137155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra if ((pictureWidth == width) && (pictureHeight == height)) { 13828934a90e168291f6c77c56e8a05f272e5151bbdJames Dong videoSizeSupported = true; 139155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra } 140155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra } 141155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra 142ba29002c7aee13c068049037cd14bba6a244da6bJames Dong bool isSuccessful = false; 14328934a90e168291f6c77c56e8a05f272e5151bbdJames Dong if (videoSizeSupported) { 1443856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("Video size (%d, %d) is supported", width, height); 14528934a90e168291f6c77c56e8a05f272e5151bbdJames Dong if (videoOutputSupported) { 14628934a90e168291f6c77c56e8a05f272e5151bbdJames Dong params.setVideoSize(width, height); 14728934a90e168291f6c77c56e8a05f272e5151bbdJames Dong } else { 14828934a90e168291f6c77c56e8a05f272e5151bbdJames Dong params.setPreviewSize(width, height); 14928934a90e168291f6c77c56e8a05f272e5151bbdJames Dong } 150ba29002c7aee13c068049037cd14bba6a244da6bJames Dong if (mCamera->setParameters(params.flatten()) == OK) { 151ba29002c7aee13c068049037cd14bba6a244da6bJames Dong isSuccessful = true; 152ba29002c7aee13c068049037cd14bba6a244da6bJames Dong } else { 15329357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Failed to set preview size to %dx%d", width, height); 154ba29002c7aee13c068049037cd14bba6a244da6bJames Dong isSuccessful = false; 155ba29002c7aee13c068049037cd14bba6a244da6bJames Dong } 156155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra } 157155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra 158ba29002c7aee13c068049037cd14bba6a244da6bJames Dong IPCThreadState::self()->restoreCallingIdentity(token); 159ba29002c7aee13c068049037cd14bba6a244da6bJames Dong return isSuccessful; 160155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra} 161155e833a7a5fc3e193691324cf9326da1bc3289aNipun Kwatra 16278eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatravoid CameraSourceTimeLapse::signalBufferReturned(MediaBuffer* buffer) { 1633856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("signalBufferReturned"); 16478eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra Mutex::Autolock autoLock(mQuickStopLock); 16578eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra if (mQuickStop && (buffer == mLastReadBufferCopy)) { 16678eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra buffer->setObserver(NULL); 16778eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra buffer->release(); 16878eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra } else { 16978eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra return CameraSource::signalBufferReturned(buffer); 17078eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra } 17178eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra} 17278eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra 1733cecf640c4daf2df616b278bd9986018c8182908James Dongvoid createMediaBufferCopy( 1743cecf640c4daf2df616b278bd9986018c8182908James Dong const MediaBuffer& sourceBuffer, 1753cecf640c4daf2df616b278bd9986018c8182908James Dong int64_t frameTime, 1763cecf640c4daf2df616b278bd9986018c8182908James Dong MediaBuffer **newBuffer) { 1773cecf640c4daf2df616b278bd9986018c8182908James Dong 1783856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("createMediaBufferCopy"); 17978eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra size_t sourceSize = sourceBuffer.size(); 18078eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra void* sourcePointer = sourceBuffer.data(); 18178eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra 18278eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra (*newBuffer) = new MediaBuffer(sourceSize); 18378eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra memcpy((*newBuffer)->data(), sourcePointer, sourceSize); 18478eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra 18578eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra (*newBuffer)->meta_data()->setInt64(kKeyTime, frameTime); 18678eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra} 18778eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra 18878eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatravoid CameraSourceTimeLapse::fillLastReadBufferCopy(MediaBuffer& sourceBuffer) { 1893856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("fillLastReadBufferCopy"); 19078eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra int64_t frameTime; 19178eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra CHECK(sourceBuffer.meta_data()->findInt64(kKeyTime, &frameTime)); 19278eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra createMediaBufferCopy(sourceBuffer, frameTime, &mLastReadBufferCopy); 19378eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra mLastReadBufferCopy->add_ref(); 19478eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra mLastReadBufferCopy->setObserver(this); 19578eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra} 19678eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra 19778eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatrastatus_t CameraSourceTimeLapse::read( 19878eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra MediaBuffer **buffer, const ReadOptions *options) { 1993856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("read"); 20078eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra if (mLastReadBufferCopy == NULL) { 20178eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra mLastReadStatus = CameraSource::read(buffer, options); 20278eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra 2033cecf640c4daf2df616b278bd9986018c8182908James Dong // mQuickStop may have turned to true while read was blocked. 2043cecf640c4daf2df616b278bd9986018c8182908James Dong // Make a copy of the buffer in that case. 20578eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra Mutex::Autolock autoLock(mQuickStopLock); 20678eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra if (mQuickStop && *buffer) { 20778eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra fillLastReadBufferCopy(**buffer); 20878eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra } 20978eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra return mLastReadStatus; 21078eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra } else { 21178eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra (*buffer) = mLastReadBufferCopy; 21278eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra (*buffer)->add_ref(); 21378eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra return mLastReadStatus; 21478eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra } 21578eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra} 21678eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra 2173cecf640c4daf2df616b278bd9986018c8182908James Dongsp<IMemory> CameraSourceTimeLapse::createIMemoryCopy( 2183cecf640c4daf2df616b278bd9986018c8182908James Dong const sp<IMemory> &source_data) { 21965e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 2203856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("createIMemoryCopy"); 22165e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra size_t source_size = source_data->size(); 22265e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra void* source_pointer = source_data->pointer(); 22365e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 22465e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra sp<MemoryHeapBase> newMemoryHeap = new MemoryHeapBase(source_size); 22565e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra sp<MemoryBase> newMemory = new MemoryBase(newMemoryHeap, 0, source_size); 22665e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra memcpy(newMemory->pointer(), source_pointer, source_size); 22765e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra return newMemory; 22865e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra} 22965e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 23065e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatrabool CameraSourceTimeLapse::skipCurrentFrame(int64_t timestampUs) { 2313856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("skipCurrentFrame"); 232c4e47d1e81c4e4403663cb911e98dbf3ada9942cNipun Kwatra if (mSkipCurrentFrame) { 23365e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra mSkipCurrentFrame = false; 23465e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra return true; 23565e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra } else { 23665e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra return false; 23765e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra } 23865e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra} 23965e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 24065e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatrabool CameraSourceTimeLapse::skipFrameAndModifyTimeStamp(int64_t *timestampUs) { 2413856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("skipFrameAndModifyTimeStamp"); 2423cecf640c4daf2df616b278bd9986018c8182908James Dong if (mLastTimeLapseFrameRealTimestampUs == 0) { 2433cecf640c4daf2df616b278bd9986018c8182908James Dong // First time lapse frame. Initialize mLastTimeLapseFrameRealTimestampUs 2443cecf640c4daf2df616b278bd9986018c8182908James Dong // to current time (timestampUs) and save frame data. 2453856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("dataCallbackTimestamp timelapse: initial frame"); 24665e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 2473cecf640c4daf2df616b278bd9986018c8182908James Dong mLastTimeLapseFrameRealTimestampUs = *timestampUs; 2483cecf640c4daf2df616b278bd9986018c8182908James Dong return false; 2493cecf640c4daf2df616b278bd9986018c8182908James Dong } 25078eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra 2513cecf640c4daf2df616b278bd9986018c8182908James Dong { 2523cecf640c4daf2df616b278bd9986018c8182908James Dong Mutex::Autolock autoLock(mQuickStopLock); 25378eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra 2543cecf640c4daf2df616b278bd9986018c8182908James Dong // mForceRead may be set to true by startQuickReadReturns(). In that 2553cecf640c4daf2df616b278bd9986018c8182908James Dong // case don't skip this frame. 2563cecf640c4daf2df616b278bd9986018c8182908James Dong if (mForceRead) { 2573856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("dataCallbackTimestamp timelapse: forced read"); 2583cecf640c4daf2df616b278bd9986018c8182908James Dong mForceRead = false; 2593cecf640c4daf2df616b278bd9986018c8182908James Dong *timestampUs = 2603cecf640c4daf2df616b278bd9986018c8182908James Dong mLastFrameTimestampUs + mTimeBetweenTimeLapseVideoFramesUs; 26193594b5aa16dbbb0b196f6e181a8ca099d7ab62bJames Dong 26293594b5aa16dbbb0b196f6e181a8ca099d7ab62bJames Dong // Really make sure that this video recording frame will not be dropped. 26393594b5aa16dbbb0b196f6e181a8ca099d7ab62bJames Dong if (*timestampUs < mStartTimeUs) { 264df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("set timestampUs to start time stamp %lld us", mStartTimeUs); 26593594b5aa16dbbb0b196f6e181a8ca099d7ab62bJames Dong *timestampUs = mStartTimeUs; 26693594b5aa16dbbb0b196f6e181a8ca099d7ab62bJames Dong } 26778eff720c86eb6d4e3d45a144df60b2ca464d2d4Nipun Kwatra return false; 26865e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra } 26965e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra } 2703cecf640c4daf2df616b278bd9986018c8182908James Dong 2713cecf640c4daf2df616b278bd9986018c8182908James Dong // Workaround to bypass the first 2 input frames for skipping. 2723cecf640c4daf2df616b278bd9986018c8182908James Dong // The first 2 output frames from the encoder are: decoder specific info and 2733cecf640c4daf2df616b278bd9986018c8182908James Dong // the compressed video frame data for the first input video frame. 2743cecf640c4daf2df616b278bd9986018c8182908James Dong if (mNumFramesEncoded >= 1 && *timestampUs < 275e8e5f86e9e310b065596c8cbbca1543eb833dee1James Dong (mLastTimeLapseFrameRealTimestampUs + mTimeBetweenFrameCaptureUs)) { 2763cecf640c4daf2df616b278bd9986018c8182908James Dong // Skip all frames from last encoded frame until 277e8e5f86e9e310b065596c8cbbca1543eb833dee1James Dong // sufficient time (mTimeBetweenFrameCaptureUs) has passed. 2783cecf640c4daf2df616b278bd9986018c8182908James Dong // Tell the camera to release its recording frame and return. 2793856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("dataCallbackTimestamp timelapse: skipping intermediate frame"); 2803cecf640c4daf2df616b278bd9986018c8182908James Dong return true; 2813cecf640c4daf2df616b278bd9986018c8182908James Dong } else { 282e8e5f86e9e310b065596c8cbbca1543eb833dee1James Dong // Desired frame has arrived after mTimeBetweenFrameCaptureUs time: 2833cecf640c4daf2df616b278bd9986018c8182908James Dong // - Reset mLastTimeLapseFrameRealTimestampUs to current time. 2843cecf640c4daf2df616b278bd9986018c8182908James Dong // - Artificially modify timestampUs to be one frame time (1/framerate) ahead 2853cecf640c4daf2df616b278bd9986018c8182908James Dong // of the last encoded frame's time stamp. 2863856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("dataCallbackTimestamp timelapse: got timelapse frame"); 2873cecf640c4daf2df616b278bd9986018c8182908James Dong 2883cecf640c4daf2df616b278bd9986018c8182908James Dong mLastTimeLapseFrameRealTimestampUs = *timestampUs; 2893cecf640c4daf2df616b278bd9986018c8182908James Dong *timestampUs = mLastFrameTimestampUs + mTimeBetweenTimeLapseVideoFramesUs; 2903cecf640c4daf2df616b278bd9986018c8182908James Dong return false; 2913cecf640c4daf2df616b278bd9986018c8182908James Dong } 29265e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra return false; 29365e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra} 29465e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 29565e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatravoid CameraSourceTimeLapse::dataCallbackTimestamp(int64_t timestampUs, int32_t msgType, 29665e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra const sp<IMemory> &data) { 2973856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("dataCallbackTimestamp"); 2983cecf640c4daf2df616b278bd9986018c8182908James Dong mSkipCurrentFrame = skipFrameAndModifyTimeStamp(×tampUs); 29965e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra CameraSource::dataCallbackTimestamp(timestampUs, msgType, data); 30065e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra} 30165e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra 30265e7e6facda89927cb26594b3b65ae81b3235ebcNipun Kwatra} // namespace android 303