| /* |
| * Copyright (C) Texas Instruments - http://www.ti.com/ |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| |
| |
| #define LOG_TAG "CameraHAL" |
| |
| #include "BaseCameraAdapter.h" |
| |
| namespace android { |
| |
| /*--------------------Camera Adapter Class STARTS here-----------------------------*/ |
| |
| BaseCameraAdapter::BaseCameraAdapter() |
| { |
| mReleaseImageBuffersCallback = NULL; |
| mEndImageCaptureCallback = NULL; |
| mErrorNotifier = NULL; |
| mEndCaptureData = NULL; |
| mReleaseData = NULL; |
| mRecording = false; |
| |
| mPreviewBuffers = NULL; |
| mPreviewBufferCount = 0; |
| mPreviewBuffersLength = 0; |
| |
| mVideoBuffers = NULL; |
| mVideoBuffersCount = 0; |
| mVideoBuffersLength = 0; |
| |
| mCaptureBuffers = NULL; |
| mCaptureBuffersCount = 0; |
| mCaptureBuffersLength = 0; |
| |
| mPreviewDataBuffers = NULL; |
| mPreviewDataBuffersCount = 0; |
| mPreviewDataBuffersLength = 0; |
| |
| mAdapterState = INTIALIZED_STATE; |
| |
| #if PPM_INSTRUMENTATION || PPM_INSTRUMENTATION_ABS |
| mStartFocus.tv_sec = 0; |
| mStartFocus.tv_usec = 0; |
| mStartCapture.tv_sec = 0; |
| mStartCapture.tv_usec = 0; |
| #endif |
| |
| } |
| |
| BaseCameraAdapter::~BaseCameraAdapter() |
| { |
| LOG_FUNCTION_NAME; |
| |
| Mutex::Autolock lock(mSubscriberLock); |
| |
| mFrameSubscribers.clear(); |
| mImageSubscribers.clear(); |
| mRawSubscribers.clear(); |
| mVideoSubscribers.clear(); |
| mFocusSubscribers.clear(); |
| mShutterSubscribers.clear(); |
| mZoomSubscribers.clear(); |
| mFaceSubscribers.clear(); |
| |
| LOG_FUNCTION_NAME_EXIT; |
| } |
| |
| status_t BaseCameraAdapter::registerImageReleaseCallback(release_image_buffers_callback callback, void *user_data) |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| mReleaseImageBuffersCallback = callback; |
| mReleaseData = user_data; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::registerEndCaptureCallback(end_image_capture_callback callback, void *user_data) |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| mEndImageCaptureCallback= callback; |
| mEndCaptureData = user_data; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::setErrorHandler(ErrorNotifier *errorNotifier) |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| if ( NULL == errorNotifier ) |
| { |
| CAMHAL_LOGEA("Invalid Error Notifier reference"); |
| ret = -EINVAL; |
| } |
| |
| if ( NO_ERROR == ret ) |
| { |
| mErrorNotifier = errorNotifier; |
| } |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| void BaseCameraAdapter::enableMsgType(int32_t msgs, frame_callback callback, event_callback eventCb, void* cookie) |
| { |
| Mutex::Autolock lock(mSubscriberLock); |
| |
| LOG_FUNCTION_NAME; |
| |
| if ( CameraFrame::PREVIEW_FRAME_SYNC == msgs ) |
| { |
| mFrameSubscribers.add((int) cookie, callback); |
| } |
| else if ( CameraFrame::FRAME_DATA_SYNC == msgs ) |
| { |
| mFrameDataSubscribers.add((int) cookie, callback); |
| } |
| else if ( CameraFrame::IMAGE_FRAME == msgs) |
| { |
| mImageSubscribers.add((int) cookie, callback); |
| } |
| else if ( CameraFrame::RAW_FRAME == msgs) |
| { |
| mRawSubscribers.add((int) cookie, callback); |
| } |
| else if ( CameraFrame::VIDEO_FRAME_SYNC == msgs) |
| { |
| mVideoSubscribers.add((int) cookie, callback); |
| } |
| else if ( CameraHalEvent::ALL_EVENTS == msgs) |
| { |
| mFocusSubscribers.add((int) cookie, eventCb); |
| mShutterSubscribers.add((int) cookie, eventCb); |
| mZoomSubscribers.add((int) cookie, eventCb); |
| mFaceSubscribers.add((int) cookie, eventCb); |
| } |
| else |
| { |
| CAMHAL_LOGEA("Message type subscription no supported yet!"); |
| } |
| |
| LOG_FUNCTION_NAME_EXIT; |
| } |
| |
| void BaseCameraAdapter::disableMsgType(int32_t msgs, void* cookie) |
| { |
| Mutex::Autolock lock(mSubscriberLock); |
| |
| LOG_FUNCTION_NAME; |
| |
| if ( CameraFrame::PREVIEW_FRAME_SYNC == msgs ) |
| { |
| mFrameSubscribers.removeItem((int) cookie); |
| } |
| else if ( CameraFrame::FRAME_DATA_SYNC == msgs ) |
| { |
| mFrameDataSubscribers.removeItem((int) cookie); |
| } |
| else if ( CameraFrame::IMAGE_FRAME == msgs) |
| { |
| mImageSubscribers.removeItem((int) cookie); |
| } |
| else if ( CameraFrame::RAW_FRAME == msgs) |
| { |
| mRawSubscribers.removeItem((int) cookie); |
| } |
| else if ( CameraFrame::VIDEO_FRAME_SYNC == msgs) |
| { |
| mVideoSubscribers.removeItem((int) cookie); |
| } |
| else if ( CameraFrame::ALL_FRAMES == msgs ) |
| { |
| mFrameSubscribers.removeItem((int) cookie); |
| mFrameDataSubscribers.removeItem((int) cookie); |
| mImageSubscribers.removeItem((int) cookie); |
| mRawSubscribers.removeItem((int) cookie); |
| mVideoSubscribers.removeItem((int) cookie); |
| } |
| else if ( CameraHalEvent::ALL_EVENTS == msgs) |
| { |
| //Subscribe only for focus |
| //TODO: Process case by case |
| mFocusSubscribers.removeItem((int) cookie); |
| mShutterSubscribers.removeItem((int) cookie); |
| mZoomSubscribers.removeItem((int) cookie); |
| mFaceSubscribers.removeItem((int) cookie); |
| } |
| else |
| { |
| CAMHAL_LOGEB("Message type 0x%x subscription no supported yet!", msgs); |
| } |
| |
| LOG_FUNCTION_NAME_EXIT; |
| } |
| |
| void BaseCameraAdapter::addFramePointers(void *frameBuf, void *buf) |
| { |
| unsigned int *pBuf = (unsigned int *)buf; |
| Mutex::Autolock lock(mSubscriberLock); |
| |
| if ((frameBuf != NULL) && ( pBuf != NULL) ) |
| { |
| CameraFrame *frame = new CameraFrame; |
| frame->mBuffer = frameBuf; |
| frame->mYuv[0] = pBuf[0]; |
| frame->mYuv[1] = pBuf[1]; |
| mFrameQueue.add(frameBuf, frame); |
| |
| CAMHAL_LOGVB("Adding Frame=0x%x Y=0x%x UV=0x%x", frame->mBuffer, frame->mYuv[0], frame->mYuv[1]); |
| } |
| } |
| |
| void BaseCameraAdapter::removeFramePointers() |
| { |
| Mutex::Autolock lock(mSubscriberLock); |
| |
| int size = mFrameQueue.size(); |
| CAMHAL_LOGVB("Removing %d Frames = ", size); |
| for (int i = 0; i < size; i++) |
| { |
| CameraFrame *frame = (CameraFrame *)mFrameQueue.valueAt(i); |
| CAMHAL_LOGVB("Free Frame=0x%x Y=0x%x UV=0x%x", frame->mBuffer, frame->mYuv[0], frame->mYuv[1]); |
| delete frame; |
| } |
| mFrameQueue.clear(); |
| } |
| |
| void BaseCameraAdapter::returnFrame(void* frameBuf, CameraFrame::FrameType frameType) |
| { |
| status_t res = NO_ERROR; |
| size_t subscriberCount = 0; |
| int refCount = -1; |
| |
| if ( NULL == frameBuf ) |
| { |
| CAMHAL_LOGEA("Invalid frameBuf"); |
| return; |
| } |
| |
| if ( NO_ERROR == res) |
| { |
| Mutex::Autolock lock(mReturnFrameLock); |
| |
| refCount = getFrameRefCount(frameBuf, frameType); |
| |
| if(frameType == CameraFrame::PREVIEW_FRAME_SYNC) |
| { |
| mFramesWithDisplay--; |
| } |
| else if(frameType == CameraFrame::VIDEO_FRAME_SYNC) |
| { |
| mFramesWithEncoder--; |
| } |
| |
| if ( 0 < refCount ) |
| { |
| |
| refCount--; |
| setFrameRefCount(frameBuf, frameType, refCount); |
| |
| |
| if ( mRecording && (CameraFrame::VIDEO_FRAME_SYNC == frameType) ) { |
| refCount += getFrameRefCount(frameBuf, CameraFrame::PREVIEW_FRAME_SYNC); |
| } else if ( mRecording && (CameraFrame::PREVIEW_FRAME_SYNC == frameType) ) { |
| refCount += getFrameRefCount(frameBuf, CameraFrame::VIDEO_FRAME_SYNC); |
| } else if ( mRecording && (CameraFrame::SNAPSHOT_FRAME == frameType) ) { |
| refCount += getFrameRefCount(frameBuf, CameraFrame::VIDEO_FRAME_SYNC); |
| } |
| |
| |
| } |
| else |
| { |
| CAMHAL_LOGDA("Frame returned when ref count is already zero!!"); |
| return; |
| } |
| } |
| |
| CAMHAL_LOGVB("REFCOUNT 0x%x %d", frameBuf, refCount); |
| |
| if ( NO_ERROR == res ) |
| { |
| //check if someone is holding this buffer |
| if ( 0 == refCount ) |
| { |
| #ifdef DEBUG_LOG |
| if(mBuffersWithDucati.indexOfKey((int)frameBuf)>=0) |
| { |
| ALOGE("Buffer already with Ducati!! 0x%x", frameBuf); |
| for(int i=0;i<mBuffersWithDucati.size();i++) ALOGE("0x%x", mBuffersWithDucati.keyAt(i)); |
| } |
| mBuffersWithDucati.add((int)frameBuf,1); |
| #endif |
| res = fillThisBuffer(frameBuf, frameType); |
| } |
| } |
| |
| } |
| |
| status_t BaseCameraAdapter::sendCommand(CameraCommands operation, int value1, int value2, int value3) |
| { |
| status_t ret = NO_ERROR; |
| struct timeval *refTimestamp; |
| BuffersDescriptor *desc = NULL; |
| CameraFrame *frame = NULL; |
| |
| LOG_FUNCTION_NAME; |
| |
| switch ( operation ) { |
| case CameraAdapter::CAMERA_USE_BUFFERS_PREVIEW: |
| CAMHAL_LOGDA("Use buffers for preview"); |
| desc = ( BuffersDescriptor * ) value1; |
| |
| if ( NULL == desc ) |
| { |
| CAMHAL_LOGEA("Invalid preview buffers!"); |
| return -EINVAL; |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| Mutex::Autolock lock(mPreviewBufferLock); |
| mPreviewBuffers = (int *) desc->mBuffers; |
| mPreviewBuffersLength = desc->mLength; |
| mPreviewBuffersAvailable.clear(); |
| for ( uint32_t i = 0 ; i < desc->mMaxQueueable ; i++ ) |
| { |
| mPreviewBuffersAvailable.add(mPreviewBuffers[i], 0); |
| } |
| // initial ref count for undeqeueued buffers is 1 since buffer provider |
| // is still holding on to it |
| for ( uint32_t i = desc->mMaxQueueable ; i < desc->mCount ; i++ ) |
| { |
| mPreviewBuffersAvailable.add(mPreviewBuffers[i], 1); |
| } |
| } |
| |
| if ( NULL != desc ) |
| { |
| ret = useBuffers(CameraAdapter::CAMERA_PREVIEW, |
| desc->mBuffers, |
| desc->mCount, |
| desc->mLength, |
| desc->mMaxQueueable); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| case CameraAdapter::CAMERA_USE_BUFFERS_PREVIEW_DATA: |
| CAMHAL_LOGDA("Use buffers for preview data"); |
| desc = ( BuffersDescriptor * ) value1; |
| |
| if ( NULL == desc ) |
| { |
| CAMHAL_LOGEA("Invalid preview data buffers!"); |
| return -EINVAL; |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| Mutex::Autolock lock(mPreviewDataBufferLock); |
| mPreviewDataBuffers = (int *) desc->mBuffers; |
| mPreviewDataBuffersLength = desc->mLength; |
| mPreviewDataBuffersAvailable.clear(); |
| for ( uint32_t i = 0 ; i < desc->mMaxQueueable ; i++ ) |
| { |
| mPreviewDataBuffersAvailable.add(mPreviewDataBuffers[i], 0); |
| } |
| // initial ref count for undeqeueued buffers is 1 since buffer provider |
| // is still holding on to it |
| for ( uint32_t i = desc->mMaxQueueable ; i < desc->mCount ; i++ ) |
| { |
| mPreviewDataBuffersAvailable.add(mPreviewDataBuffers[i], 1); |
| } |
| } |
| |
| if ( NULL != desc ) |
| { |
| ret = useBuffers(CameraAdapter::CAMERA_MEASUREMENT, |
| desc->mBuffers, |
| desc->mCount, |
| desc->mLength, |
| desc->mMaxQueueable); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| case CameraAdapter::CAMERA_USE_BUFFERS_IMAGE_CAPTURE: |
| CAMHAL_LOGDA("Use buffers for image capture"); |
| desc = ( BuffersDescriptor * ) value1; |
| |
| if ( NULL == desc ) |
| { |
| CAMHAL_LOGEA("Invalid capture buffers!"); |
| return -EINVAL; |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| Mutex::Autolock lock(mCaptureBufferLock); |
| mCaptureBuffers = (int *) desc->mBuffers; |
| mCaptureBuffersLength = desc->mLength; |
| mCaptureBuffersAvailable.clear(); |
| for ( uint32_t i = 0 ; i < desc->mMaxQueueable ; i++ ) |
| { |
| mCaptureBuffersAvailable.add(mCaptureBuffers[i], 0); |
| } |
| // initial ref count for undeqeueued buffers is 1 since buffer provider |
| // is still holding on to it |
| for ( uint32_t i = desc->mMaxQueueable ; i < desc->mCount ; i++ ) |
| { |
| mCaptureBuffersAvailable.add(mCaptureBuffers[i], 1); |
| } |
| } |
| |
| if ( NULL != desc ) |
| { |
| ret = useBuffers(CameraAdapter::CAMERA_IMAGE_CAPTURE, |
| desc->mBuffers, |
| desc->mCount, |
| desc->mLength, |
| desc->mMaxQueueable); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| case CameraAdapter::CAMERA_START_SMOOTH_ZOOM: |
| { |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = startSmoothZoom(value1); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| } |
| |
| case CameraAdapter::CAMERA_STOP_SMOOTH_ZOOM: |
| { |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = stopSmoothZoom(); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| } |
| |
| case CameraAdapter::CAMERA_START_PREVIEW: |
| { |
| |
| CAMHAL_LOGDA("Start Preview"); |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = startPreview(); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| } |
| |
| case CameraAdapter::CAMERA_STOP_PREVIEW: |
| { |
| |
| CAMHAL_LOGDA("Stop Preview"); |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = stopPreview(); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| } |
| |
| case CameraAdapter::CAMERA_START_VIDEO: |
| { |
| |
| CAMHAL_LOGDA("Start video recording"); |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = startVideoCapture(); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| } |
| |
| case CameraAdapter::CAMERA_STOP_VIDEO: |
| { |
| |
| CAMHAL_LOGDA("Stop video recording"); |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = stopVideoCapture(); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| } |
| |
| case CameraAdapter::CAMERA_PREVIEW_FLUSH_BUFFERS: |
| { |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = flushBuffers(); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| } |
| |
| case CameraAdapter::CAMERA_START_IMAGE_CAPTURE: |
| { |
| |
| #if PPM_INSTRUMENTATION || PPM_INSTRUMENTATION_ABS |
| |
| refTimestamp = ( struct timeval * ) value1; |
| if ( NULL != refTimestamp ) |
| { |
| memcpy( &mStartCapture, refTimestamp, sizeof( struct timeval )); |
| } |
| |
| #endif |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = takePicture(); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| } |
| |
| case CameraAdapter::CAMERA_STOP_IMAGE_CAPTURE: |
| { |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = stopImageCapture(); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| } |
| |
| case CameraAdapter::CAMERA_START_BRACKET_CAPTURE: |
| { |
| |
| #if PPM_INSTRUMENTATION || PPM_INSTRUMENTATION_ABS |
| |
| refTimestamp = ( struct timeval * ) value2; |
| if ( NULL != refTimestamp ) |
| { |
| memcpy( &mStartCapture, refTimestamp, sizeof( struct timeval )); |
| } |
| |
| #endif |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = startBracketing(value1); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| } |
| |
| case CameraAdapter::CAMERA_STOP_BRACKET_CAPTURE: |
| { |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = stopBracketing(); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| } |
| |
| case CameraAdapter::CAMERA_PERFORM_AUTOFOCUS: |
| |
| #if PPM_INSTRUMENTATION || PPM_INSTRUMENTATION_ABS |
| |
| refTimestamp = ( struct timeval * ) value1; |
| if ( NULL != refTimestamp ) |
| { |
| memcpy( &mStartFocus, refTimestamp, sizeof( struct timeval )); |
| } |
| |
| #endif |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = autoFocus(); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| case CameraAdapter::CAMERA_CANCEL_AUTOFOCUS: |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = cancelAutoFocus(); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| case CameraAdapter::CAMERA_QUERY_RESOLUTION_PREVIEW: |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| frame = ( CameraFrame * ) value1; |
| |
| if ( NULL != frame ) |
| { |
| ret = getFrameSize(frame->mWidth, frame->mHeight); |
| } |
| else |
| { |
| ret = -EINVAL; |
| } |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| case CameraAdapter::CAMERA_QUERY_BUFFER_SIZE_IMAGE_CAPTURE: |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| frame = ( CameraFrame * ) value1; |
| |
| if ( NULL != frame ) |
| { |
| ret = getPictureBufferSize(frame->mLength, value2); |
| } |
| else |
| { |
| ret = -EINVAL; |
| } |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| case CameraAdapter::CAMERA_QUERY_BUFFER_SIZE_PREVIEW_DATA: |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = setState(operation); |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| frame = ( CameraFrame * ) value1; |
| |
| if ( NULL != frame ) |
| { |
| ret = getFrameDataSize(frame->mLength, value2); |
| } |
| else |
| { |
| ret = -EINVAL; |
| } |
| } |
| |
| if ( ret == NO_ERROR ) |
| { |
| ret = commitState(); |
| } |
| else |
| { |
| ret |= rollbackState(); |
| } |
| |
| break; |
| |
| case CameraAdapter::CAMERA_START_FD: |
| |
| ret = startFaceDetection(); |
| |
| break; |
| |
| case CameraAdapter::CAMERA_STOP_FD: |
| |
| ret = stopFaceDetection(); |
| |
| break; |
| |
| case CameraAdapter::CAMERA_SWITCH_TO_EXECUTING: |
| ret = switchToExecuting(); |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Command 0x%x unsupported!", operation); |
| break; |
| }; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::notifyFocusSubscribers(CameraHalEvent::FocusStatus status) |
| { |
| event_callback eventCb; |
| CameraHalEvent focusEvent; |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| if ( mFocusSubscribers.size() == 0 ) { |
| CAMHAL_LOGDA("No Focus Subscribers!"); |
| return NO_INIT; |
| } |
| |
| #if PPM_INSTRUMENTATION || PPM_INSTRUMENTATION_ABS |
| if (status == CameraHalEvent::FOCUS_STATUS_PENDING) { |
| gettimeofday(&mStartFocus, NULL); |
| } else { |
| //dump the AF latency |
| CameraHal::PPM("Focus finished in: ", &mStartFocus); |
| } |
| #endif |
| |
| focusEvent.mEventData = new CameraHalEvent::CameraHalEventData(); |
| if ( NULL == focusEvent.mEventData.get() ) { |
| return -ENOMEM; |
| } |
| |
| focusEvent.mEventType = CameraHalEvent::EVENT_FOCUS_LOCKED; |
| focusEvent.mEventData->focusEvent.focusStatus = status; |
| |
| for (unsigned int i = 0 ; i < mFocusSubscribers.size(); i++ ) |
| { |
| focusEvent.mCookie = (void *) mFocusSubscribers.keyAt(i); |
| eventCb = (event_callback) mFocusSubscribers.valueAt(i); |
| eventCb ( &focusEvent ); |
| } |
| |
| focusEvent.mEventData.clear(); |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::notifyShutterSubscribers() |
| { |
| CameraHalEvent shutterEvent; |
| event_callback eventCb; |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| if ( mShutterSubscribers.size() == 0 ) |
| { |
| CAMHAL_LOGEA("No shutter Subscribers!"); |
| return NO_INIT; |
| } |
| |
| shutterEvent.mEventData = new CameraHalEvent::CameraHalEventData(); |
| if ( NULL == shutterEvent.mEventData.get() ) { |
| return -ENOMEM; |
| } |
| |
| shutterEvent.mEventType = CameraHalEvent::EVENT_SHUTTER; |
| shutterEvent.mEventData->shutterEvent.shutterClosed = true; |
| |
| for (unsigned int i = 0 ; i < mShutterSubscribers.size() ; i++ ) { |
| shutterEvent.mCookie = ( void * ) mShutterSubscribers.keyAt(i); |
| eventCb = ( event_callback ) mShutterSubscribers.valueAt(i); |
| |
| CAMHAL_LOGDA("Sending shutter callback"); |
| |
| eventCb ( &shutterEvent ); |
| } |
| |
| shutterEvent.mEventData.clear(); |
| |
| LOG_FUNCTION_NAME; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::notifyZoomSubscribers(int zoomIdx, bool targetReached) |
| { |
| event_callback eventCb; |
| CameraHalEvent zoomEvent; |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| if ( mZoomSubscribers.size() == 0 ) { |
| CAMHAL_LOGDA("No zoom Subscribers!"); |
| return NO_INIT; |
| } |
| |
| zoomEvent.mEventData = new CameraHalEvent::CameraHalEventData(); |
| if ( NULL == zoomEvent.mEventData.get() ) { |
| return -ENOMEM; |
| } |
| |
| zoomEvent.mEventType = CameraHalEvent::EVENT_ZOOM_INDEX_REACHED; |
| zoomEvent.mEventData->zoomEvent.currentZoomIndex = zoomIdx; |
| zoomEvent.mEventData->zoomEvent.targetZoomIndexReached = targetReached; |
| |
| for (unsigned int i = 0 ; i < mZoomSubscribers.size(); i++ ) { |
| zoomEvent.mCookie = (void *) mZoomSubscribers.keyAt(i); |
| eventCb = (event_callback) mZoomSubscribers.valueAt(i); |
| |
| eventCb ( &zoomEvent ); |
| } |
| |
| zoomEvent.mEventData.clear(); |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::notifyFaceSubscribers(sp<CameraFDResult> &faces) |
| { |
| event_callback eventCb; |
| CameraHalEvent faceEvent; |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| if ( mFaceSubscribers.size() == 0 ) { |
| CAMHAL_LOGDA("No face detection subscribers!"); |
| return NO_INIT; |
| } |
| |
| faceEvent.mEventData = new CameraHalEvent::CameraHalEventData(); |
| if ( NULL == faceEvent.mEventData.get() ) { |
| return -ENOMEM; |
| } |
| |
| faceEvent.mEventType = CameraHalEvent::EVENT_FACE; |
| faceEvent.mEventData->faceEvent = faces; |
| |
| for (unsigned int i = 0 ; i < mFaceSubscribers.size(); i++ ) { |
| faceEvent.mCookie = (void *) mFaceSubscribers.keyAt(i); |
| eventCb = (event_callback) mFaceSubscribers.valueAt(i); |
| |
| eventCb ( &faceEvent ); |
| } |
| |
| faceEvent.mEventData.clear(); |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::sendFrameToSubscribers(CameraFrame *frame) |
| { |
| status_t ret = NO_ERROR; |
| unsigned int mask; |
| |
| if ( NULL == frame ) |
| { |
| CAMHAL_LOGEA("Invalid CameraFrame"); |
| return -EINVAL; |
| } |
| |
| for( mask = 1; mask < CameraFrame::ALL_FRAMES; mask <<= 1){ |
| if( mask & frame->mFrameMask ){ |
| switch( mask ){ |
| |
| case CameraFrame::IMAGE_FRAME: |
| { |
| #if PPM_INSTRUMENTATION || PPM_INSTRUMENTATION_ABS |
| CameraHal::PPM("Shot to Jpeg: ", &mStartCapture); |
| #endif |
| ret = __sendFrameToSubscribers(frame, &mImageSubscribers, CameraFrame::IMAGE_FRAME); |
| } |
| break; |
| case CameraFrame::RAW_FRAME: |
| { |
| ret = __sendFrameToSubscribers(frame, &mRawSubscribers, CameraFrame::RAW_FRAME); |
| } |
| break; |
| case CameraFrame::PREVIEW_FRAME_SYNC: |
| { |
| ret = __sendFrameToSubscribers(frame, &mFrameSubscribers, CameraFrame::PREVIEW_FRAME_SYNC); |
| } |
| break; |
| case CameraFrame::SNAPSHOT_FRAME: |
| { |
| ret = __sendFrameToSubscribers(frame, &mFrameSubscribers, CameraFrame::SNAPSHOT_FRAME); |
| } |
| break; |
| case CameraFrame::VIDEO_FRAME_SYNC: |
| { |
| ret = __sendFrameToSubscribers(frame, &mVideoSubscribers, CameraFrame::VIDEO_FRAME_SYNC); |
| } |
| break; |
| case CameraFrame::FRAME_DATA_SYNC: |
| { |
| ret = __sendFrameToSubscribers(frame, &mFrameDataSubscribers, CameraFrame::FRAME_DATA_SYNC); |
| } |
| break; |
| default: |
| CAMHAL_LOGEB("FRAMETYPE NOT SUPPORTED 0x%x", mask); |
| break; |
| }//SWITCH |
| frame->mFrameMask &= ~mask; |
| |
| if (ret != NO_ERROR) { |
| goto EXIT; |
| } |
| }//IF |
| }//FOR |
| |
| EXIT: |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::__sendFrameToSubscribers(CameraFrame* frame, |
| KeyedVector<int, frame_callback> *subscribers, |
| CameraFrame::FrameType frameType) |
| { |
| size_t refCount = 0; |
| status_t ret = NO_ERROR; |
| frame_callback callback = NULL; |
| |
| frame->mFrameType = frameType; |
| |
| if ( (frameType == CameraFrame::PREVIEW_FRAME_SYNC) || |
| (frameType == CameraFrame::VIDEO_FRAME_SYNC) || |
| (frameType == CameraFrame::SNAPSHOT_FRAME) ){ |
| if (mFrameQueue.size() > 0){ |
| CameraFrame *lframe = (CameraFrame *)mFrameQueue.valueFor(frame->mBuffer); |
| frame->mYuv[0] = lframe->mYuv[0]; |
| frame->mYuv[1] = lframe->mYuv[1]; |
| } |
| else{ |
| CAMHAL_LOGDA("Empty Frame Queue"); |
| return -EINVAL; |
| } |
| } |
| |
| if (NULL != subscribers) { |
| refCount = getFrameRefCount(frame->mBuffer, frameType); |
| |
| if (refCount == 0) { |
| CAMHAL_LOGDA("Invalid ref count of 0"); |
| return -EINVAL; |
| } |
| |
| if (refCount > subscribers->size()) { |
| CAMHAL_LOGEB("Invalid ref count for frame type: 0x%x", frameType); |
| return -EINVAL; |
| } |
| |
| CAMHAL_LOGVB("Type of Frame: 0x%x address: 0x%x refCount start %d", |
| frame->mFrameType, |
| ( uint32_t ) frame->mBuffer, |
| refCount); |
| |
| for ( unsigned int i = 0 ; i < refCount; i++ ) { |
| frame->mCookie = ( void * ) subscribers->keyAt(i); |
| callback = (frame_callback) subscribers->valueAt(i); |
| |
| if (!callback) { |
| CAMHAL_LOGEB("callback not set for frame type: 0x%x", frameType); |
| return -EINVAL; |
| } |
| |
| callback(frame); |
| } |
| } else { |
| CAMHAL_LOGEA("Subscribers is null??"); |
| return -EINVAL; |
| } |
| |
| return ret; |
| } |
| |
| int BaseCameraAdapter::setInitFrameRefCount(void* buf, unsigned int mask) |
| { |
| int ret = NO_ERROR; |
| unsigned int lmask; |
| |
| LOG_FUNCTION_NAME; |
| |
| if (buf == NULL) |
| { |
| return -EINVAL; |
| } |
| |
| for( lmask = 1; lmask < CameraFrame::ALL_FRAMES; lmask <<= 1){ |
| if( lmask & mask ){ |
| switch( lmask ){ |
| |
| case CameraFrame::IMAGE_FRAME: |
| { |
| setFrameRefCount(buf, CameraFrame::IMAGE_FRAME, (int) mImageSubscribers.size()); |
| } |
| break; |
| case CameraFrame::RAW_FRAME: |
| { |
| setFrameRefCount(buf, CameraFrame::RAW_FRAME, mRawSubscribers.size()); |
| } |
| break; |
| case CameraFrame::PREVIEW_FRAME_SYNC: |
| { |
| setFrameRefCount(buf, CameraFrame::PREVIEW_FRAME_SYNC, mFrameSubscribers.size()); |
| } |
| break; |
| case CameraFrame::SNAPSHOT_FRAME: |
| { |
| setFrameRefCount(buf, CameraFrame::SNAPSHOT_FRAME, mFrameSubscribers.size()); |
| } |
| break; |
| case CameraFrame::VIDEO_FRAME_SYNC: |
| { |
| setFrameRefCount(buf,CameraFrame::VIDEO_FRAME_SYNC, mVideoSubscribers.size()); |
| } |
| break; |
| case CameraFrame::FRAME_DATA_SYNC: |
| { |
| setFrameRefCount(buf, CameraFrame::FRAME_DATA_SYNC, mFrameDataSubscribers.size()); |
| } |
| break; |
| default: |
| CAMHAL_LOGEB("FRAMETYPE NOT SUPPORTED 0x%x", lmask); |
| break; |
| }//SWITCH |
| mask &= ~lmask; |
| }//IF |
| }//FOR |
| LOG_FUNCTION_NAME_EXIT; |
| return ret; |
| } |
| |
| int BaseCameraAdapter::getFrameRefCount(void* frameBuf, CameraFrame::FrameType frameType) |
| { |
| int res = -1; |
| |
| LOG_FUNCTION_NAME; |
| |
| switch ( frameType ) |
| { |
| case CameraFrame::IMAGE_FRAME: |
| case CameraFrame::RAW_FRAME: |
| { |
| Mutex::Autolock lock(mCaptureBufferLock); |
| res = mCaptureBuffersAvailable.valueFor( ( unsigned int ) frameBuf ); |
| } |
| break; |
| case CameraFrame::PREVIEW_FRAME_SYNC: |
| case CameraFrame::SNAPSHOT_FRAME: |
| { |
| Mutex::Autolock lock(mPreviewBufferLock); |
| res = mPreviewBuffersAvailable.valueFor( ( unsigned int ) frameBuf ); |
| } |
| break; |
| case CameraFrame::FRAME_DATA_SYNC: |
| { |
| Mutex::Autolock lock(mPreviewDataBufferLock); |
| res = mPreviewDataBuffersAvailable.valueFor( ( unsigned int ) frameBuf ); |
| } |
| break; |
| case CameraFrame::VIDEO_FRAME_SYNC: |
| { |
| Mutex::Autolock lock(mVideoBufferLock); |
| res = mVideoBuffersAvailable.valueFor( ( unsigned int ) frameBuf ); |
| } |
| break; |
| default: |
| break; |
| }; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return res; |
| } |
| |
| void BaseCameraAdapter::setFrameRefCount(void* frameBuf, CameraFrame::FrameType frameType, int refCount) |
| { |
| |
| LOG_FUNCTION_NAME; |
| |
| switch ( frameType ) |
| { |
| case CameraFrame::IMAGE_FRAME: |
| case CameraFrame::RAW_FRAME: |
| { |
| Mutex::Autolock lock(mCaptureBufferLock); |
| mCaptureBuffersAvailable.replaceValueFor( ( unsigned int ) frameBuf, refCount); |
| } |
| break; |
| case CameraFrame::PREVIEW_FRAME_SYNC: |
| case CameraFrame::SNAPSHOT_FRAME: |
| { |
| Mutex::Autolock lock(mPreviewBufferLock); |
| mPreviewBuffersAvailable.replaceValueFor( ( unsigned int ) frameBuf, refCount); |
| } |
| break; |
| case CameraFrame::FRAME_DATA_SYNC: |
| { |
| Mutex::Autolock lock(mPreviewDataBufferLock); |
| mPreviewDataBuffersAvailable.replaceValueFor( ( unsigned int ) frameBuf, refCount); |
| } |
| break; |
| case CameraFrame::VIDEO_FRAME_SYNC: |
| { |
| Mutex::Autolock lock(mVideoBufferLock); |
| mVideoBuffersAvailable.replaceValueFor( ( unsigned int ) frameBuf, refCount); |
| } |
| break; |
| default: |
| break; |
| }; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| } |
| |
| status_t BaseCameraAdapter::startVideoCapture() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| Mutex::Autolock lock(mVideoBufferLock); |
| |
| //If the capture is already ongoing, return from here. |
| if ( mRecording ) |
| { |
| ret = NO_INIT; |
| } |
| |
| |
| if ( NO_ERROR == ret ) |
| { |
| |
| for ( unsigned int i = 0 ; i < mPreviewBuffersAvailable.size() ; i++ ) |
| { |
| mVideoBuffersAvailable.add(mPreviewBuffersAvailable.keyAt(i), 0); |
| } |
| |
| mRecording = true; |
| } |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::stopVideoCapture() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| if ( !mRecording ) |
| { |
| ret = NO_INIT; |
| } |
| |
| if ( NO_ERROR == ret ) |
| { |
| for ( unsigned int i = 0 ; i < mVideoBuffersAvailable.size() ; i++ ) |
| { |
| void *frameBuf = ( void * ) mVideoBuffersAvailable.keyAt(i); |
| if( getFrameRefCount(frameBuf, CameraFrame::VIDEO_FRAME_SYNC) > 0) |
| { |
| returnFrame(frameBuf, CameraFrame::VIDEO_FRAME_SYNC); |
| } |
| } |
| |
| mVideoBuffersAvailable.clear(); |
| |
| mRecording = false; |
| } |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| //-----------------Stub implementation of the interface ------------------------------ |
| |
| status_t BaseCameraAdapter::takePicture() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::stopImageCapture() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::startBracketing(int range) |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::stopBracketing() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::autoFocus() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| notifyFocusSubscribers(CameraHalEvent::FOCUS_STATUS_FAIL); |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::cancelAutoFocus() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::startSmoothZoom(int targetIdx) |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::stopSmoothZoom() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::startPreview() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::stopPreview() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::useBuffers(CameraMode mode, void* bufArr, int num, size_t length, unsigned int queueable) |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::fillThisBuffer(void* frameBuf, CameraFrame::FrameType frameType) |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::getFrameSize(size_t &width, size_t &height) |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::getFrameDataSize(size_t &dataFrameSize, size_t bufferCount) |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::getPictureBufferSize(size_t &length, size_t bufferCount) |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::startFaceDetection() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::stopFaceDetection() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::switchToExecuting() |
| { |
| status_t ret = NO_ERROR; |
| LOG_FUNCTION_NAME; |
| LOG_FUNCTION_NAME_EXIT; |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::setState(CameraCommands operation) |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| mLock.lock(); |
| |
| switch ( mAdapterState ) |
| { |
| |
| case INTIALIZED_STATE: |
| |
| switch ( operation ) |
| { |
| |
| case CAMERA_USE_BUFFERS_PREVIEW: |
| CAMHAL_LOGDB("Adapter state switch INTIALIZED_STATE->LOADED_PREVIEW_STATE event = 0x%x", |
| operation); |
| mNextState = LOADED_PREVIEW_STATE; |
| break; |
| |
| //These events don't change the current state |
| case CAMERA_QUERY_RESOLUTION_PREVIEW: |
| case CAMERA_QUERY_BUFFER_SIZE_IMAGE_CAPTURE: |
| case CAMERA_QUERY_BUFFER_SIZE_PREVIEW_DATA: |
| CAMHAL_LOGDB("Adapter state switch INTIALIZED_STATE->INTIALIZED_STATE event = 0x%x", |
| operation); |
| mNextState = INTIALIZED_STATE; |
| break; |
| |
| case CAMERA_CANCEL_AUTOFOCUS: |
| case CAMERA_STOP_BRACKET_CAPTURE: |
| case CAMERA_STOP_IMAGE_CAPTURE: |
| ret = INVALID_OPERATION; |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Adapter state switch INTIALIZED_STATE Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| case LOADED_PREVIEW_STATE: |
| |
| switch ( operation ) |
| { |
| |
| case CAMERA_START_PREVIEW: |
| CAMHAL_LOGDB("Adapter state switch LOADED_PREVIEW_STATE->PREVIEW_STATE event = 0x%x", |
| operation); |
| mNextState = PREVIEW_STATE; |
| break; |
| |
| case CAMERA_STOP_PREVIEW: |
| CAMHAL_LOGDB("Adapter state switch LOADED_PREVIEW_STATE->INTIALIZED_STATE event = 0x%x", |
| operation); |
| mNextState = INTIALIZED_STATE; |
| break; |
| |
| //These events don't change the current state |
| case CAMERA_QUERY_BUFFER_SIZE_IMAGE_CAPTURE: |
| case CAMERA_QUERY_BUFFER_SIZE_PREVIEW_DATA: |
| case CAMERA_USE_BUFFERS_PREVIEW_DATA: |
| CAMHAL_LOGDB("Adapter state switch LOADED_PREVIEW_STATE->LOADED_PREVIEW_STATE event = 0x%x", |
| operation); |
| mNextState = LOADED_PREVIEW_STATE; |
| break; |
| |
| default: |
| CAMHAL_LOGDB("Adapter state switch LOADED_PREVIEW Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| case PREVIEW_STATE: |
| |
| switch ( operation ) |
| { |
| |
| case CAMERA_STOP_PREVIEW: |
| CAMHAL_LOGDB("Adapter state switch PREVIEW_STATE->INTIALIZED_STATE event = 0x%x", |
| operation); |
| mNextState = INTIALIZED_STATE; |
| break; |
| |
| case CAMERA_PERFORM_AUTOFOCUS: |
| CAMHAL_LOGDB("Adapter state switch PREVIEW_STATE->AF_STATE event = 0x%x", |
| operation); |
| mNextState = AF_STATE; |
| break; |
| |
| case CAMERA_START_SMOOTH_ZOOM: |
| CAMHAL_LOGDB("Adapter state switch PREVIEW_STATE->ZOOM_STATE event = 0x%x", |
| operation); |
| mNextState = ZOOM_STATE; |
| break; |
| |
| case CAMERA_USE_BUFFERS_IMAGE_CAPTURE: |
| CAMHAL_LOGDB("Adapter state switch PREVIEW_STATE->LOADED_CAPTURE_STATE event = 0x%x", |
| operation); |
| mNextState = LOADED_CAPTURE_STATE; |
| break; |
| |
| case CAMERA_START_VIDEO: |
| CAMHAL_LOGDB("Adapter state switch PREVIEW_STATE->VIDEO_STATE event = 0x%x", |
| operation); |
| mNextState = VIDEO_STATE; |
| break; |
| |
| case CAMERA_CANCEL_AUTOFOCUS: |
| case CAMERA_QUERY_BUFFER_SIZE_IMAGE_CAPTURE: |
| case CAMERA_STOP_SMOOTH_ZOOM: |
| CAMHAL_LOGDB("Adapter state switch PREVIEW_ACTIVE->PREVIEW_ACTIVE event = 0x%x", |
| operation); |
| mNextState = PREVIEW_STATE; |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Adapter state switch PREVIEW_ACTIVE Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| case LOADED_CAPTURE_STATE: |
| |
| switch ( operation ) |
| { |
| |
| case CAMERA_START_IMAGE_CAPTURE: |
| CAMHAL_LOGDB("Adapter state switch LOADED_CAPTURE_STATE->CAPTURE_STATE event = 0x%x", |
| operation); |
| mNextState = CAPTURE_STATE; |
| break; |
| |
| case CAMERA_START_BRACKET_CAPTURE: |
| CAMHAL_LOGDB("Adapter state switch LOADED_CAPTURE_STATE->BRACKETING_STATE event = 0x%x", |
| operation); |
| mNextState = BRACKETING_STATE; |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Adapter state switch LOADED_CAPTURE_STATE Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| case CAPTURE_STATE: |
| |
| switch ( operation ) |
| { |
| case CAMERA_STOP_IMAGE_CAPTURE: |
| case CAMERA_STOP_BRACKET_CAPTURE: |
| CAMHAL_LOGDB("Adapter state switch CAPTURE_STATE->PREVIEW_STATE event = 0x%x", |
| operation); |
| mNextState = PREVIEW_STATE; |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Adapter state switch CAPTURE_STATE Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| case BRACKETING_STATE: |
| |
| switch ( operation ) |
| { |
| |
| case CAMERA_STOP_IMAGE_CAPTURE: |
| case CAMERA_STOP_BRACKET_CAPTURE: |
| CAMHAL_LOGDB("Adapter state switch BRACKETING_STATE->PREVIEW_STATE event = 0x%x", |
| operation); |
| mNextState = PREVIEW_STATE; |
| break; |
| |
| case CAMERA_START_IMAGE_CAPTURE: |
| CAMHAL_LOGDB("Adapter state switch BRACKETING_STATE->CAPTURE_STATE event = 0x%x", |
| operation); |
| mNextState = CAPTURE_STATE; |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Adapter state switch BRACKETING_STATE Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| case AF_STATE: |
| |
| switch ( operation ) |
| { |
| |
| case CAMERA_CANCEL_AUTOFOCUS: |
| CAMHAL_LOGDB("Adapter state switch AF_STATE->PREVIEW_STATE event = 0x%x", |
| operation); |
| mNextState = PREVIEW_STATE; |
| break; |
| |
| case CAMERA_START_SMOOTH_ZOOM: |
| CAMHAL_LOGDB("Adapter state switch AF_STATE->AF_ZOOM_STATE event = 0x%x", |
| operation); |
| mNextState = AF_ZOOM_STATE; |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Adapter state switch AF_STATE Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| case ZOOM_STATE: |
| |
| switch ( operation ) |
| { |
| |
| case CAMERA_CANCEL_AUTOFOCUS: |
| CAMHAL_LOGDB("Adapter state switch AF_STATE->PREVIEW_STATE event = 0x%x", |
| operation); |
| mNextState = ZOOM_STATE; |
| break; |
| |
| case CAMERA_STOP_SMOOTH_ZOOM: |
| CAMHAL_LOGDB("Adapter state switch ZOOM_STATE->PREVIEW_STATE event = 0x%x", |
| operation); |
| mNextState = PREVIEW_STATE; |
| break; |
| |
| case CAMERA_PERFORM_AUTOFOCUS: |
| CAMHAL_LOGDB("Adapter state switch ZOOM_STATE->AF_ZOOM_STATE event = 0x%x", |
| operation); |
| mNextState = AF_ZOOM_STATE; |
| break; |
| |
| case CAMERA_START_VIDEO: |
| CAMHAL_LOGDB("Adapter state switch ZOOM_STATE->VIDEO_ZOOM_STATE event = 0x%x", |
| operation); |
| mNextState = VIDEO_ZOOM_STATE; |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Adapter state switch ZOOM_STATE Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| case VIDEO_STATE: |
| |
| switch ( operation ) |
| { |
| |
| case CAMERA_STOP_VIDEO: |
| CAMHAL_LOGDB("Adapter state switch VIDEO_STATE->PREVIEW_STATE event = 0x%x", |
| operation); |
| mNextState = PREVIEW_STATE; |
| break; |
| |
| case CAMERA_PERFORM_AUTOFOCUS: |
| CAMHAL_LOGDB("Adapter state switch VIDEO_STATE->VIDEO_AF_STATE event = 0x%x", |
| operation); |
| mNextState = VIDEO_AF_STATE; |
| break; |
| |
| case CAMERA_START_SMOOTH_ZOOM: |
| CAMHAL_LOGDB("Adapter state switch VIDEO_STATE->VIDEO_ZOOM_STATE event = 0x%x", |
| operation); |
| mNextState = VIDEO_ZOOM_STATE; |
| break; |
| |
| case CAMERA_USE_BUFFERS_IMAGE_CAPTURE: |
| CAMHAL_LOGDB("Adapter state switch VIDEO_STATE->VIDEO_LOADED_CAPTURE_STATE event = 0x%x", |
| operation); |
| mNextState = VIDEO_LOADED_CAPTURE_STATE; |
| break; |
| |
| case CAMERA_QUERY_BUFFER_SIZE_IMAGE_CAPTURE: |
| CAMHAL_LOGDB("Adapter state switch VIDEO_STATE->VIDEO_STATE event = 0x%x", |
| operation); |
| mNextState = VIDEO_STATE; |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Adapter state switch VIDEO_STATE Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| case VIDEO_AF_STATE: |
| |
| switch ( operation ) |
| { |
| |
| case CAMERA_CANCEL_AUTOFOCUS: |
| CAMHAL_LOGDB("Adapter state switch VIDEO_AF_STATE->VIDEO_STATE event = 0x%x", |
| operation); |
| mNextState = VIDEO_STATE; |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Adapter state switch VIDEO_AF_STATE Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| case VIDEO_LOADED_CAPTURE_STATE: |
| |
| switch ( operation ) |
| { |
| |
| case CAMERA_START_IMAGE_CAPTURE: |
| CAMHAL_LOGDB("Adapter state switch LOADED_CAPTURE_STATE->CAPTURE_STATE event = 0x%x", |
| operation); |
| mNextState = VIDEO_CAPTURE_STATE; |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Adapter state switch LOADED_CAPTURE_STATE Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| case VIDEO_CAPTURE_STATE: |
| |
| switch ( operation ) |
| { |
| case CAMERA_STOP_IMAGE_CAPTURE: |
| CAMHAL_LOGDB("Adapter state switch CAPTURE_STATE->PREVIEW_STATE event = 0x%x", |
| operation); |
| mNextState = VIDEO_STATE; |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Adapter state switch CAPTURE_STATE Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| case AF_ZOOM_STATE: |
| |
| switch ( operation ) |
| { |
| |
| case CAMERA_STOP_SMOOTH_ZOOM: |
| CAMHAL_LOGDB("Adapter state switch AF_ZOOM_STATE->AF_STATE event = 0x%x", |
| operation); |
| mNextState = AF_STATE; |
| break; |
| |
| case CAMERA_CANCEL_AUTOFOCUS: |
| CAMHAL_LOGDB("Adapter state switch AF_ZOOM_STATE->ZOOM_STATE event = 0x%x", |
| operation); |
| mNextState = ZOOM_STATE; |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Adapter state switch AF_ZOOM_STATE Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| case VIDEO_ZOOM_STATE: |
| |
| switch ( operation ) |
| { |
| |
| case CAMERA_STOP_SMOOTH_ZOOM: |
| CAMHAL_LOGDB("Adapter state switch VIDEO_ZOOM_STATE->VIDEO_STATE event = 0x%x", |
| operation); |
| mNextState = VIDEO_STATE; |
| break; |
| |
| case CAMERA_STOP_VIDEO: |
| CAMHAL_LOGDB("Adapter state switch VIDEO_ZOOM_STATE->ZOOM_STATE event = 0x%x", |
| operation); |
| mNextState = ZOOM_STATE; |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Adapter state switch VIDEO_ZOOM_STATE Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| case BRACKETING_ZOOM_STATE: |
| |
| switch ( operation ) |
| { |
| |
| case CAMERA_STOP_SMOOTH_ZOOM: |
| CAMHAL_LOGDB("Adapter state switch BRACKETING_ZOOM_STATE->BRACKETING_STATE event = 0x%x", |
| operation); |
| mNextState = BRACKETING_STATE; |
| break; |
| |
| default: |
| CAMHAL_LOGEB("Adapter state switch BRACKETING_ZOOM_STATE Invalid Op! event = 0x%x", |
| operation); |
| ret = INVALID_OPERATION; |
| break; |
| |
| } |
| |
| break; |
| |
| default: |
| CAMHAL_LOGEA("Invalid Adapter state!"); |
| ret = INVALID_OPERATION; |
| } |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::rollbackToInitializedState() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| while ((getState() != INTIALIZED_STATE) && (ret == NO_ERROR)) { |
| ret = rollbackToPreviousState(); |
| } |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::rollbackToPreviousState() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| CameraAdapter::AdapterState currentState = getState(); |
| |
| switch (currentState) { |
| case INTIALIZED_STATE: |
| return NO_ERROR; |
| |
| case PREVIEW_STATE: |
| ret = sendCommand(CAMERA_STOP_PREVIEW); |
| break; |
| |
| case CAPTURE_STATE: |
| ret = sendCommand(CAMERA_STOP_IMAGE_CAPTURE); |
| break; |
| |
| case BRACKETING_STATE: |
| ret = sendCommand(CAMERA_STOP_BRACKET_CAPTURE); |
| break; |
| |
| case AF_STATE: |
| ret = sendCommand(CAMERA_CANCEL_AUTOFOCUS); |
| break; |
| |
| case ZOOM_STATE: |
| ret = sendCommand(CAMERA_STOP_SMOOTH_ZOOM); |
| break; |
| |
| case VIDEO_STATE: |
| ret = sendCommand(CAMERA_STOP_VIDEO); |
| break; |
| |
| case VIDEO_AF_STATE: |
| ret = sendCommand(CAMERA_CANCEL_AUTOFOCUS); |
| break; |
| |
| case VIDEO_CAPTURE_STATE: |
| ret = sendCommand(CAMERA_STOP_IMAGE_CAPTURE); |
| break; |
| |
| case AF_ZOOM_STATE: |
| ret = sendCommand(CAMERA_STOP_SMOOTH_ZOOM); |
| break; |
| |
| case VIDEO_ZOOM_STATE: |
| ret = sendCommand(CAMERA_STOP_SMOOTH_ZOOM); |
| break; |
| |
| case BRACKETING_ZOOM_STATE: |
| ret = sendCommand(CAMERA_STOP_SMOOTH_ZOOM); |
| break; |
| |
| default: |
| CAMHAL_LOGEA("Invalid Adapter state!"); |
| ret = INVALID_OPERATION; |
| } |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| //State transition finished successfully. |
| //Commit the state and unlock the adapter state. |
| status_t BaseCameraAdapter::commitState() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| mAdapterState = mNextState; |
| |
| mLock.unlock(); |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::rollbackState() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| mNextState = mAdapterState; |
| |
| mLock.unlock(); |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| // getNextState() and getState() |
| // publicly exposed functions to retrieve the adapter states |
| // please notice that these functions are locked |
| CameraAdapter::AdapterState BaseCameraAdapter::getState() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| Mutex::Autolock lock(mLock); |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return mAdapterState; |
| } |
| |
| CameraAdapter::AdapterState BaseCameraAdapter::getNextState() |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| Mutex::Autolock lock(mLock); |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return mNextState; |
| } |
| |
| // getNextState() and getState() |
| // internal protected functions to retrieve the adapter states |
| // please notice that these functions are NOT locked to help |
| // internal functions query state in the middle of state |
| // transition |
| status_t BaseCameraAdapter::getState(AdapterState &state) |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| state = mAdapterState; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| status_t BaseCameraAdapter::getNextState(AdapterState &state) |
| { |
| status_t ret = NO_ERROR; |
| |
| LOG_FUNCTION_NAME; |
| |
| state = mNextState; |
| |
| LOG_FUNCTION_NAME_EXIT; |
| |
| return ret; |
| } |
| |
| void BaseCameraAdapter::onOrientationEvent(uint32_t orientation, uint32_t tilt) |
| { |
| LOG_FUNCTION_NAME; |
| LOG_FUNCTION_NAME_EXIT; |
| } |
| //----------------------------------------------------------------------------- |
| |
| |
| |
| }; |
| |
| /*--------------------Camera Adapter Class ENDS here-----------------------------*/ |
| |
