| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| package com.android.camera; |
| |
| import android.annotation.TargetApi; |
| import android.app.Activity; |
| import android.content.ContentResolver; |
| import android.content.Intent; |
| import android.graphics.Bitmap; |
| import android.graphics.BitmapFactory; |
| import android.graphics.SurfaceTexture; |
| import android.location.Location; |
| import android.media.CameraProfile; |
| import android.net.Uri; |
| import android.os.AsyncTask; |
| import android.os.Build; |
| import android.os.Bundle; |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.os.Message; |
| import android.os.MessageQueue; |
| import android.os.SystemClock; |
| import android.provider.MediaStore; |
| import android.view.KeyEvent; |
| import android.view.View; |
| |
| import com.android.camera.PhotoModule.NamedImages.NamedEntity; |
| import com.android.camera.app.AppController; |
| import com.android.camera.app.CameraAppUI; |
| import com.android.camera.app.CameraProvider; |
| import com.android.camera.app.MediaSaver; |
| import com.android.camera.app.MemoryManager; |
| import com.android.camera.app.MemoryManager.MemoryListener; |
| import com.android.camera.app.MotionManager; |
| import com.android.camera.debug.Log; |
| import com.android.camera.exif.ExifInterface; |
| import com.android.camera.exif.ExifTag; |
| import com.android.camera.exif.Rational; |
| import com.android.camera.hardware.HardwareSpec; |
| import com.android.camera.hardware.HardwareSpecImpl; |
| import com.android.camera.hardware.HeadingSensor; |
| import com.android.camera.module.ModuleController; |
| import com.android.camera.one.OneCamera; |
| import com.android.camera.one.OneCameraAccessException; |
| import com.android.camera.one.OneCameraException; |
| import com.android.camera.one.OneCameraManager; |
| import com.android.camera.one.OneCameraModule; |
| import com.android.camera.remote.RemoteCameraModule; |
| import com.android.camera.settings.CameraPictureSizesCacher; |
| import com.android.camera.settings.Keys; |
| import com.android.camera.settings.ResolutionUtil; |
| import com.android.camera.settings.SettingsManager; |
| import com.android.camera.stats.SessionStatsCollector; |
| import com.android.camera.stats.UsageStatistics; |
| import com.android.camera.ui.CountDownView; |
| import com.android.camera.ui.TouchCoordinate; |
| import com.android.camera.util.AndroidServices; |
| import com.android.camera.util.ApiHelper; |
| import com.android.camera.util.CameraUtil; |
| import com.android.camera.util.GcamHelper; |
| import com.android.camera.util.GservicesHelper; |
| import com.android.camera.util.Size; |
| import com.android.camera2.R; |
| import com.android.ex.camera2.portability.CameraAgent; |
| import com.android.ex.camera2.portability.CameraAgent.CameraAFCallback; |
| import com.android.ex.camera2.portability.CameraAgent.CameraAFMoveCallback; |
| import com.android.ex.camera2.portability.CameraAgent.CameraPictureCallback; |
| import com.android.ex.camera2.portability.CameraAgent.CameraProxy; |
| import com.android.ex.camera2.portability.CameraAgent.CameraShutterCallback; |
| import com.android.ex.camera2.portability.CameraCapabilities; |
| import com.android.ex.camera2.portability.CameraDeviceInfo.Characteristics; |
| import com.android.ex.camera2.portability.CameraSettings; |
| import com.google.common.logging.eventprotos; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.File; |
| import java.io.FileNotFoundException; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.lang.ref.WeakReference; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Vector; |
| |
| |
| public class PhotoModule |
| extends CameraModule |
| implements PhotoController, |
| ModuleController, |
| MemoryListener, |
| FocusOverlayManager.Listener, |
| SettingsManager.OnSettingChangedListener, |
| RemoteCameraModule, |
| CountDownView.OnCountDownStatusListener { |
| |
| private static final Log.Tag TAG = new Log.Tag("PhotoModule"); |
| |
| // We number the request code from 1000 to avoid collision with Gallery. |
| private static final int REQUEST_CROP = 1000; |
| |
| // Messages defined for the UI thread handler. |
| private static final int MSG_FIRST_TIME_INIT = 1; |
| private static final int MSG_SET_CAMERA_PARAMETERS_WHEN_IDLE = 2; |
| |
| // The subset of parameters we need to update in setCameraParameters(). |
| private static final int UPDATE_PARAM_INITIALIZE = 1; |
| private static final int UPDATE_PARAM_ZOOM = 2; |
| private static final int UPDATE_PARAM_PREFERENCE = 4; |
| private static final int UPDATE_PARAM_ALL = -1; |
| |
| private static final String DEBUG_IMAGE_PREFIX = "DEBUG_"; |
| |
| private CameraActivity mActivity; |
| private CameraProxy mCameraDevice; |
| private int mCameraId; |
| private CameraCapabilities mCameraCapabilities; |
| private CameraSettings mCameraSettings; |
| private HardwareSpec mHardwareSpec; |
| private boolean mPaused; |
| |
| private PhotoUI mUI; |
| |
| // The activity is going to switch to the specified camera id. This is |
| // needed because texture copy is done in GL thread. -1 means camera is not |
| // switching. |
| protected int mPendingSwitchCameraId = -1; |
| |
| // When setCameraParametersWhenIdle() is called, we accumulate the subsets |
| // needed to be updated in mUpdateSet. |
| private int mUpdateSet; |
| |
| private float mZoomValue; // The current zoom ratio. |
| private int mTimerDuration; |
| /** Set when a volume button is clicked to take photo */ |
| private boolean mVolumeButtonClickedFlag = false; |
| |
| private boolean mFocusAreaSupported; |
| private boolean mMeteringAreaSupported; |
| private boolean mAeLockSupported; |
| private boolean mAwbLockSupported; |
| private boolean mContinuousFocusSupported; |
| |
| private static final String sTempCropFilename = "crop-temp"; |
| |
| private boolean mFaceDetectionStarted = false; |
| |
| // mCropValue and mSaveUri are used only if isImageCaptureIntent() is true. |
| private String mCropValue; |
| private Uri mSaveUri; |
| |
| private Uri mDebugUri; |
| |
| // We use a queue to generated names of the images to be used later |
| // when the image is ready to be saved. |
| private NamedImages mNamedImages; |
| |
| private final Runnable mDoSnapRunnable = new Runnable() { |
| @Override |
| public void run() { |
| onShutterButtonClick(); |
| } |
| }; |
| |
| /** |
| * An unpublished intent flag requesting to return as soon as capturing is |
| * completed. TODO: consider publishing by moving into MediaStore. |
| */ |
| private static final String EXTRA_QUICK_CAPTURE = |
| "android.intent.extra.quickCapture"; |
| |
| // The display rotation in degrees. This is only valid when mCameraState is |
| // not PREVIEW_STOPPED. |
| private int mDisplayRotation; |
| // The value for UI components like indicators. |
| private int mDisplayOrientation; |
| // The value for cameradevice.CameraSettings.setPhotoRotationDegrees. |
| private int mJpegRotation; |
| // Indicates whether we are using front camera |
| private boolean mMirror; |
| private boolean mFirstTimeInitialized; |
| private boolean mIsImageCaptureIntent; |
| |
| private int mCameraState = PREVIEW_STOPPED; |
| private boolean mSnapshotOnIdle = false; |
| |
| private ContentResolver mContentResolver; |
| |
| private AppController mAppController; |
| private OneCameraManager mOneCameraManager; |
| |
| private final PostViewPictureCallback mPostViewPictureCallback = |
| new PostViewPictureCallback(); |
| private final RawPictureCallback mRawPictureCallback = |
| new RawPictureCallback(); |
| private final AutoFocusCallback mAutoFocusCallback = |
| new AutoFocusCallback(); |
| private final Object mAutoFocusMoveCallback = |
| ApiHelper.HAS_AUTO_FOCUS_MOVE_CALLBACK |
| ? new AutoFocusMoveCallback() |
| : null; |
| |
| private long mFocusStartTime; |
| private long mShutterCallbackTime; |
| private long mPostViewPictureCallbackTime; |
| private long mRawPictureCallbackTime; |
| private long mJpegPictureCallbackTime; |
| private long mOnResumeTime; |
| private byte[] mJpegImageData; |
| /** Touch coordinate for shutter button press. */ |
| private TouchCoordinate mShutterTouchCoordinate; |
| |
| |
| // These latency time are for the CameraLatency test. |
| public long mAutoFocusTime; |
| public long mShutterLag; |
| public long mShutterToPictureDisplayedTime; |
| public long mPictureDisplayedToJpegCallbackTime; |
| public long mJpegCallbackFinishTime; |
| public long mCaptureStartTime; |
| |
| // This handles everything about focus. |
| private FocusOverlayManager mFocusManager; |
| |
| private final int mGcamModeIndex; |
| private SoundPlayer mCountdownSoundPlayer; |
| |
| private CameraCapabilities.SceneMode mSceneMode; |
| |
| private final Handler mHandler = new MainHandler(this); |
| |
| private boolean mQuickCapture; |
| |
| /** Used to detect motion. We use this to release focus lock early. */ |
| private MotionManager mMotionManager; |
| |
| private HeadingSensor mHeadingSensor; |
| |
| /** True if all the parameters needed to start preview is ready. */ |
| private boolean mCameraPreviewParamsReady = false; |
| |
| private final MediaSaver.OnMediaSavedListener mOnMediaSavedListener = |
| new MediaSaver.OnMediaSavedListener() { |
| |
| @Override |
| public void onMediaSaved(Uri uri) { |
| if (uri != null) { |
| mActivity.notifyNewMedia(uri); |
| } else { |
| onError(); |
| } |
| } |
| }; |
| |
| /** |
| * Displays error dialog and allows use to enter feedback. Does not shut |
| * down the app. |
| */ |
| private void onError() { |
| mAppController.getFatalErrorHandler().onMediaStorageFailure(); |
| } |
| |
| private boolean mShouldResizeTo16x9 = false; |
| |
| /** |
| * We keep the flash setting before entering scene modes (HDR) |
| * and restore it after HDR is off. |
| */ |
| private String mFlashModeBeforeSceneMode; |
| |
| private void checkDisplayRotation() { |
| // Need to just be a no-op for the quick resume-pause scenario. |
| if (mPaused) { |
| return; |
| } |
| // Set the display orientation if display rotation has changed. |
| // Sometimes this happens when the device is held upside |
| // down and camera app is opened. Rotation animation will |
| // take some time and the rotation value we have got may be |
| // wrong. Framework does not have a callback for this now. |
| if (CameraUtil.getDisplayRotation() != mDisplayRotation) { |
| setDisplayOrientation(); |
| } |
| if (SystemClock.uptimeMillis() - mOnResumeTime < 5000) { |
| mHandler.postDelayed(new Runnable() { |
| @Override |
| public void run() { |
| checkDisplayRotation(); |
| } |
| }, 100); |
| } |
| } |
| |
| /** |
| * This Handler is used to post message back onto the main thread of the |
| * application |
| */ |
| private static class MainHandler extends Handler { |
| private final WeakReference<PhotoModule> mModule; |
| |
| public MainHandler(PhotoModule module) { |
| super(Looper.getMainLooper()); |
| mModule = new WeakReference<PhotoModule>(module); |
| } |
| |
| @Override |
| public void handleMessage(Message msg) { |
| PhotoModule module = mModule.get(); |
| if (module == null) { |
| return; |
| } |
| switch (msg.what) { |
| case MSG_FIRST_TIME_INIT: { |
| module.initializeFirstTime(); |
| break; |
| } |
| |
| case MSG_SET_CAMERA_PARAMETERS_WHEN_IDLE: { |
| module.setCameraParametersWhenIdle(0); |
| break; |
| } |
| } |
| } |
| } |
| |
| private void switchToGcamCapture() { |
| if (mActivity != null && mGcamModeIndex != 0) { |
| SettingsManager settingsManager = mActivity.getSettingsManager(); |
| settingsManager.set(SettingsManager.SCOPE_GLOBAL, |
| Keys.KEY_CAMERA_HDR_PLUS, true); |
| |
| // Disable the HDR+ button to prevent callbacks from being |
| // queued before the correct callback is attached to the button |
| // in the new module. The new module will set the enabled/disabled |
| // of this button when the module's preferred camera becomes available. |
| ButtonManager buttonManager = mActivity.getButtonManager(); |
| |
| buttonManager.disableButtonClick(ButtonManager.BUTTON_HDR_PLUS); |
| |
| mAppController.getCameraAppUI().freezeScreenUntilPreviewReady(); |
| |
| // Do not post this to avoid this module switch getting interleaved with |
| // other button callbacks. |
| mActivity.onModeSelected(mGcamModeIndex); |
| |
| buttonManager.enableButtonClick(ButtonManager.BUTTON_HDR_PLUS); |
| } |
| } |
| |
| /** |
| * Constructs a new photo module. |
| */ |
| public PhotoModule(AppController app) { |
| super(app); |
| mGcamModeIndex = app.getAndroidContext().getResources() |
| .getInteger(R.integer.camera_mode_gcam); |
| } |
| |
| @Override |
| public String getPeekAccessibilityString() { |
| return mAppController.getAndroidContext() |
| .getResources().getString(R.string.photo_accessibility_peek); |
| } |
| |
| @Override |
| public void init(CameraActivity activity, boolean isSecureCamera, boolean isCaptureIntent) { |
| mActivity = activity; |
| // TODO: Need to look at the controller interface to see if we can get |
| // rid of passing in the activity directly. |
| mAppController = mActivity; |
| |
| mUI = new PhotoUI(mActivity, this, mActivity.getModuleLayoutRoot()); |
| mActivity.setPreviewStatusListener(mUI); |
| |
| SettingsManager settingsManager = mActivity.getSettingsManager(); |
| // TODO: Move this to SettingsManager as a part of upgrade procedure. |
| // Aspect Ratio selection dialog is only shown for Nexus 4, 5 and 6. |
| if (mAppController.getCameraAppUI().shouldShowAspectRatioDialog()) { |
| // Switch to back camera to set aspect ratio. |
| settingsManager.setToDefault(mAppController.getModuleScope(), Keys.KEY_CAMERA_ID); |
| } |
| mCameraId = settingsManager.getInteger(mAppController.getModuleScope(), |
| Keys.KEY_CAMERA_ID); |
| |
| mContentResolver = mActivity.getContentResolver(); |
| |
| // Surface texture is from camera screen nail and startPreview needs it. |
| // This must be done before startPreview. |
| mIsImageCaptureIntent = isImageCaptureIntent(); |
| mUI.setCountdownFinishedListener(this); |
| |
| mQuickCapture = mActivity.getIntent().getBooleanExtra(EXTRA_QUICK_CAPTURE, false); |
| mHeadingSensor = new HeadingSensor(AndroidServices.instance().provideSensorManager()); |
| mCountdownSoundPlayer = new SoundPlayer(mAppController.getAndroidContext()); |
| |
| try { |
| mOneCameraManager = OneCameraModule.provideOneCameraManager(); |
| } catch (OneCameraException e) { |
| Log.e(TAG, "Hardware manager failed to open."); |
| } |
| |
| // TODO: Make this a part of app controller API. |
| View cancelButton = mActivity.findViewById(R.id.shutter_cancel_button); |
| cancelButton.setOnClickListener(new View.OnClickListener() { |
| @Override |
| public void onClick(View view) { |
| cancelCountDown(); |
| } |
| }); |
| } |
| |
| private void cancelCountDown() { |
| if (mUI.isCountingDown()) { |
| // Cancel on-going countdown. |
| mUI.cancelCountDown(); |
| } |
| mAppController.getCameraAppUI().transitionToCapture(); |
| mAppController.getCameraAppUI().showModeOptions(); |
| mAppController.setShutterEnabled(true); |
| } |
| |
| @Override |
| public boolean isUsingBottomBar() { |
| return true; |
| } |
| |
| private void initializeControlByIntent() { |
| if (mIsImageCaptureIntent) { |
| mActivity.getCameraAppUI().transitionToIntentCaptureLayout(); |
| setupCaptureParams(); |
| } |
| } |
| |
| private void onPreviewStarted() { |
| mAppController.onPreviewStarted(); |
| mAppController.setShutterEnabled(true); |
| setCameraState(IDLE); |
| startFaceDetection(); |
| } |
| |
| @Override |
| public void onPreviewUIReady() { |
| Log.i(TAG, "onPreviewUIReady"); |
| startPreview(); |
| } |
| |
| @Override |
| public void onPreviewUIDestroyed() { |
| if (mCameraDevice == null) { |
| return; |
| } |
| mCameraDevice.setPreviewTexture(null); |
| stopPreview(); |
| } |
| |
| @Override |
| public void startPreCaptureAnimation() { |
| mAppController.startFlashAnimation(false); |
| } |
| |
| private void onCameraOpened() { |
| openCameraCommon(); |
| initializeControlByIntent(); |
| } |
| |
| private void switchCamera() { |
| if (mPaused) { |
| return; |
| } |
| cancelCountDown(); |
| |
| mAppController.freezeScreenUntilPreviewReady(); |
| SettingsManager settingsManager = mActivity.getSettingsManager(); |
| |
| Log.i(TAG, "Start to switch camera. id=" + mPendingSwitchCameraId); |
| closeCamera(); |
| mCameraId = mPendingSwitchCameraId; |
| |
| settingsManager.set(mAppController.getModuleScope(), Keys.KEY_CAMERA_ID, mCameraId); |
| requestCameraOpen(); |
| mUI.clearFaces(); |
| if (mFocusManager != null) { |
| mFocusManager.removeMessages(); |
| } |
| |
| mMirror = isCameraFrontFacing(); |
| mFocusManager.setMirror(mMirror); |
| // Start switch camera animation. Post a message because |
| // onFrameAvailable from the old camera may already exist. |
| } |
| |
| /** |
| * Uses the {@link CameraProvider} to open the currently-selected camera |
| * device, using {@link GservicesHelper} to choose between API-1 and API-2. |
| */ |
| private void requestCameraOpen() { |
| Log.v(TAG, "requestCameraOpen"); |
| mActivity.getCameraProvider().requestCamera(mCameraId, |
| GservicesHelper.useCamera2ApiThroughPortabilityLayer(mActivity |
| .getContentResolver())); |
| } |
| |
| private final ButtonManager.ButtonCallback mCameraCallback = |
| new ButtonManager.ButtonCallback() { |
| @Override |
| public void onStateChanged(int state) { |
| // At the time this callback is fired, the camera id |
| // has be set to the desired camera. |
| |
| if (mPaused || mAppController.getCameraProvider().waitingForCamera()) { |
| return; |
| } |
| // If switching to back camera, and HDR+ is still on, |
| // switch back to gcam, otherwise handle callback normally. |
| SettingsManager settingsManager = mActivity.getSettingsManager(); |
| if (Keys.isCameraBackFacing(settingsManager, |
| mAppController.getModuleScope())) { |
| if (Keys.requestsReturnToHdrPlus(settingsManager, |
| mAppController.getModuleScope())) { |
| switchToGcamCapture(); |
| return; |
| } |
| } |
| |
| ButtonManager buttonManager = mActivity.getButtonManager(); |
| buttonManager.disableCameraButtonAndBlock(); |
| |
| mPendingSwitchCameraId = state; |
| |
| Log.d(TAG, "Start to switch camera. cameraId=" + state); |
| // We need to keep a preview frame for the animation before |
| // releasing the camera. This will trigger |
| // onPreviewTextureCopied. |
| // TODO: Need to animate the camera switch |
| switchCamera(); |
| } |
| }; |
| |
| private final ButtonManager.ButtonCallback mHdrPlusCallback = |
| new ButtonManager.ButtonCallback() { |
| @Override |
| public void onStateChanged(int state) { |
| SettingsManager settingsManager = mActivity.getSettingsManager(); |
| if (GcamHelper.hasGcamAsSeparateModule( |
| mAppController.getCameraFeatureConfig())) { |
| // Set the camera setting to default backfacing. |
| settingsManager.setToDefault(mAppController.getModuleScope(), |
| Keys.KEY_CAMERA_ID); |
| switchToGcamCapture(); |
| } else { |
| if (Keys.isHdrOn(settingsManager)) { |
| settingsManager.set(mAppController.getCameraScope(), Keys.KEY_SCENE_MODE, |
| mCameraCapabilities.getStringifier().stringify( |
| CameraCapabilities.SceneMode.HDR)); |
| } else { |
| settingsManager.set(mAppController.getCameraScope(), Keys.KEY_SCENE_MODE, |
| mCameraCapabilities.getStringifier().stringify( |
| CameraCapabilities.SceneMode.AUTO)); |
| } |
| updateParametersSceneMode(); |
| if (mCameraDevice != null) { |
| mCameraDevice.applySettings(mCameraSettings); |
| } |
| updateSceneMode(); |
| } |
| } |
| }; |
| |
| private final View.OnClickListener mCancelCallback = new View.OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| onCaptureCancelled(); |
| } |
| }; |
| |
| private final View.OnClickListener mDoneCallback = new View.OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| onCaptureDone(); |
| } |
| }; |
| |
| private final View.OnClickListener mRetakeCallback = new View.OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| mActivity.getCameraAppUI().transitionToIntentCaptureLayout(); |
| onCaptureRetake(); |
| } |
| }; |
| |
| @Override |
| public void hardResetSettings(SettingsManager settingsManager) { |
| // PhotoModule should hard reset HDR+ to off, |
| // and HDR to off if HDR+ is supported. |
| settingsManager.set(SettingsManager.SCOPE_GLOBAL, Keys.KEY_CAMERA_HDR_PLUS, false); |
| if (GcamHelper.hasGcamAsSeparateModule(mAppController.getCameraFeatureConfig())) { |
| settingsManager.set(SettingsManager.SCOPE_GLOBAL, Keys.KEY_CAMERA_HDR, false); |
| } |
| } |
| |
| @Override |
| public HardwareSpec getHardwareSpec() { |
| if (mHardwareSpec == null) { |
| mHardwareSpec = (mCameraSettings != null ? |
| new HardwareSpecImpl(getCameraProvider(), mCameraCapabilities, |
| mAppController.getCameraFeatureConfig(), isCameraFrontFacing()) : null); |
| } |
| return mHardwareSpec; |
| } |
| |
| @Override |
| public CameraAppUI.BottomBarUISpec getBottomBarSpec() { |
| CameraAppUI.BottomBarUISpec bottomBarSpec = new CameraAppUI.BottomBarUISpec(); |
| |
| bottomBarSpec.enableCamera = true; |
| bottomBarSpec.cameraCallback = mCameraCallback; |
| bottomBarSpec.enableFlash = !mAppController.getSettingsManager() |
| .getBoolean(SettingsManager.SCOPE_GLOBAL, Keys.KEY_CAMERA_HDR); |
| bottomBarSpec.enableHdr = true; |
| bottomBarSpec.hdrCallback = mHdrPlusCallback; |
| bottomBarSpec.enableGridLines = true; |
| if (mCameraCapabilities != null) { |
| bottomBarSpec.enableExposureCompensation = true; |
| bottomBarSpec.exposureCompensationSetCallback = |
| new CameraAppUI.BottomBarUISpec.ExposureCompensationSetCallback() { |
| @Override |
| public void setExposure(int value) { |
| setExposureCompensation(value); |
| } |
| }; |
| bottomBarSpec.minExposureCompensation = |
| mCameraCapabilities.getMinExposureCompensation(); |
| bottomBarSpec.maxExposureCompensation = |
| mCameraCapabilities.getMaxExposureCompensation(); |
| bottomBarSpec.exposureCompensationStep = |
| mCameraCapabilities.getExposureCompensationStep(); |
| } |
| |
| bottomBarSpec.enableSelfTimer = true; |
| bottomBarSpec.showSelfTimer = true; |
| |
| if (isImageCaptureIntent()) { |
| bottomBarSpec.showCancel = true; |
| bottomBarSpec.cancelCallback = mCancelCallback; |
| bottomBarSpec.showDone = true; |
| bottomBarSpec.doneCallback = mDoneCallback; |
| bottomBarSpec.showRetake = true; |
| bottomBarSpec.retakeCallback = mRetakeCallback; |
| } |
| |
| return bottomBarSpec; |
| } |
| |
| // either open a new camera or switch cameras |
| private void openCameraCommon() { |
| mUI.onCameraOpened(mCameraCapabilities, mCameraSettings); |
| if (mIsImageCaptureIntent) { |
| // Set hdr plus to default: off. |
| SettingsManager settingsManager = mActivity.getSettingsManager(); |
| settingsManager.setToDefault(SettingsManager.SCOPE_GLOBAL, |
| Keys.KEY_CAMERA_HDR_PLUS); |
| } |
| updateSceneMode(); |
| } |
| |
| @Override |
| public void updatePreviewAspectRatio(float aspectRatio) { |
| mAppController.updatePreviewAspectRatio(aspectRatio); |
| } |
| |
| private void resetExposureCompensation() { |
| SettingsManager settingsManager = mActivity.getSettingsManager(); |
| if (settingsManager == null) { |
| Log.e(TAG, "Settings manager is null!"); |
| return; |
| } |
| settingsManager.setToDefault(mAppController.getCameraScope(), |
| Keys.KEY_EXPOSURE); |
| } |
| |
| // Snapshots can only be taken after this is called. It should be called |
| // once only. We could have done these things in onCreate() but we want to |
| // make preview screen appear as soon as possible. |
| private void initializeFirstTime() { |
| if (mFirstTimeInitialized || mPaused) { |
| return; |
| } |
| |
| mUI.initializeFirstTime(); |
| |
| // We set the listener only when both service and shutterbutton |
| // are initialized. |
| getServices().getMemoryManager().addListener(this); |
| |
| mNamedImages = new NamedImages(); |
| |
| mFirstTimeInitialized = true; |
| addIdleHandler(); |
| |
| mActivity.updateStorageSpaceAndHint(null); |
| } |
| |
| // If the activity is paused and resumed, this method will be called in |
| // onResume. |
| private void initializeSecondTime() { |
| getServices().getMemoryManager().addListener(this); |
| mNamedImages = new NamedImages(); |
| mUI.initializeSecondTime(mCameraCapabilities, mCameraSettings); |
| } |
| |
| private void addIdleHandler() { |
| MessageQueue queue = Looper.myQueue(); |
| queue.addIdleHandler(new MessageQueue.IdleHandler() { |
| @Override |
| public boolean queueIdle() { |
| Storage.ensureOSXCompatible(); |
| return false; |
| } |
| }); |
| } |
| |
| @Override |
| public void startFaceDetection() { |
| if (mFaceDetectionStarted || mCameraDevice == null) { |
| return; |
| } |
| if (mCameraCapabilities.getMaxNumOfFacesSupported() > 0) { |
| mFaceDetectionStarted = true; |
| mUI.onStartFaceDetection(mDisplayOrientation, isCameraFrontFacing()); |
| mCameraDevice.setFaceDetectionCallback(mHandler, mUI); |
| mCameraDevice.startFaceDetection(); |
| SessionStatsCollector.instance().faceScanActive(true); |
| } |
| } |
| |
| @Override |
| public void stopFaceDetection() { |
| if (!mFaceDetectionStarted || mCameraDevice == null) { |
| return; |
| } |
| if (mCameraCapabilities.getMaxNumOfFacesSupported() > 0) { |
| mFaceDetectionStarted = false; |
| mCameraDevice.setFaceDetectionCallback(null, null); |
| mCameraDevice.stopFaceDetection(); |
| mUI.clearFaces(); |
| SessionStatsCollector.instance().faceScanActive(false); |
| } |
| } |
| |
| private final class ShutterCallback |
| implements CameraShutterCallback { |
| |
| private final boolean mNeedsAnimation; |
| |
| public ShutterCallback(boolean needsAnimation) { |
| mNeedsAnimation = needsAnimation; |
| } |
| |
| @Override |
| public void onShutter(CameraProxy camera) { |
| mShutterCallbackTime = System.currentTimeMillis(); |
| mShutterLag = mShutterCallbackTime - mCaptureStartTime; |
| Log.v(TAG, "mShutterLag = " + mShutterLag + "ms"); |
| if (mNeedsAnimation) { |
| mActivity.runOnUiThread(new Runnable() { |
| @Override |
| public void run() { |
| animateAfterShutter(); |
| } |
| }); |
| } |
| } |
| } |
| |
| private final class PostViewPictureCallback |
| implements CameraPictureCallback { |
| @Override |
| public void onPictureTaken(byte[] data, CameraProxy camera) { |
| mPostViewPictureCallbackTime = System.currentTimeMillis(); |
| Log.v(TAG, "mShutterToPostViewCallbackTime = " |
| + (mPostViewPictureCallbackTime - mShutterCallbackTime) |
| + "ms"); |
| } |
| } |
| |
| private final class RawPictureCallback |
| implements CameraPictureCallback { |
| @Override |
| public void onPictureTaken(byte[] rawData, CameraProxy camera) { |
| mRawPictureCallbackTime = System.currentTimeMillis(); |
| Log.v(TAG, "mShutterToRawCallbackTime = " |
| + (mRawPictureCallbackTime - mShutterCallbackTime) + "ms"); |
| } |
| } |
| |
| private static class ResizeBundle { |
| byte[] jpegData; |
| float targetAspectRatio; |
| ExifInterface exif; |
| } |
| |
| /** |
| * @return Cropped image if the target aspect ratio is larger than the jpeg |
| * aspect ratio on the long axis. The original jpeg otherwise. |
| */ |
| private ResizeBundle cropJpegDataToAspectRatio(ResizeBundle dataBundle) { |
| |
| final byte[] jpegData = dataBundle.jpegData; |
| final ExifInterface exif = dataBundle.exif; |
| float targetAspectRatio = dataBundle.targetAspectRatio; |
| |
| Bitmap original = BitmapFactory.decodeByteArray(jpegData, 0, jpegData.length); |
| int originalWidth = original.getWidth(); |
| int originalHeight = original.getHeight(); |
| int newWidth; |
| int newHeight; |
| |
| if (originalWidth > originalHeight) { |
| newHeight = (int) (originalWidth / targetAspectRatio); |
| newWidth = originalWidth; |
| } else { |
| newWidth = (int) (originalHeight / targetAspectRatio); |
| newHeight = originalHeight; |
| } |
| int xOffset = (originalWidth - newWidth)/2; |
| int yOffset = (originalHeight - newHeight)/2; |
| |
| if (xOffset < 0 || yOffset < 0) { |
| return dataBundle; |
| } |
| |
| Bitmap resized = Bitmap.createBitmap(original,xOffset,yOffset,newWidth, newHeight); |
| exif.setTagValue(ExifInterface.TAG_PIXEL_X_DIMENSION, new Integer(newWidth)); |
| exif.setTagValue(ExifInterface.TAG_PIXEL_Y_DIMENSION, new Integer(newHeight)); |
| |
| ByteArrayOutputStream stream = new ByteArrayOutputStream(); |
| |
| resized.compress(Bitmap.CompressFormat.JPEG, 90, stream); |
| dataBundle.jpegData = stream.toByteArray(); |
| return dataBundle; |
| } |
| |
| private final class JpegPictureCallback |
| implements CameraPictureCallback { |
| Location mLocation; |
| |
| public JpegPictureCallback(Location loc) { |
| mLocation = loc; |
| } |
| |
| @Override |
| public void onPictureTaken(final byte[] originalJpegData, final CameraProxy camera) { |
| Log.i(TAG, "onPictureTaken"); |
| mAppController.setShutterEnabled(true); |
| if (mPaused) { |
| return; |
| } |
| if (mIsImageCaptureIntent) { |
| stopPreview(); |
| } |
| if (mSceneMode == CameraCapabilities.SceneMode.HDR) { |
| mUI.setSwipingEnabled(true); |
| } |
| |
| mJpegPictureCallbackTime = System.currentTimeMillis(); |
| // If postview callback has arrived, the captured image is displayed |
| // in postview callback. If not, the captured image is displayed in |
| // raw picture callback. |
| if (mPostViewPictureCallbackTime != 0) { |
| mShutterToPictureDisplayedTime = |
| mPostViewPictureCallbackTime - mShutterCallbackTime; |
| mPictureDisplayedToJpegCallbackTime = |
| mJpegPictureCallbackTime - mPostViewPictureCallbackTime; |
| } else { |
| mShutterToPictureDisplayedTime = |
| mRawPictureCallbackTime - mShutterCallbackTime; |
| mPictureDisplayedToJpegCallbackTime = |
| mJpegPictureCallbackTime - mRawPictureCallbackTime; |
| } |
| Log.v(TAG, "mPictureDisplayedToJpegCallbackTime = " |
| + mPictureDisplayedToJpegCallbackTime + "ms"); |
| |
| if (!mIsImageCaptureIntent) { |
| setupPreview(); |
| } |
| |
| long now = System.currentTimeMillis(); |
| mJpegCallbackFinishTime = now - mJpegPictureCallbackTime; |
| Log.v(TAG, "mJpegCallbackFinishTime = " + mJpegCallbackFinishTime + "ms"); |
| mJpegPictureCallbackTime = 0; |
| |
| final ExifInterface exif = Exif.getExif(originalJpegData); |
| final NamedEntity name = mNamedImages.getNextNameEntity(); |
| if (mShouldResizeTo16x9) { |
| final ResizeBundle dataBundle = new ResizeBundle(); |
| dataBundle.jpegData = originalJpegData; |
| dataBundle.targetAspectRatio = ResolutionUtil.NEXUS_5_LARGE_16_BY_9_ASPECT_RATIO; |
| dataBundle.exif = exif; |
| new AsyncTask<ResizeBundle, Void, ResizeBundle>() { |
| |
| @Override |
| protected ResizeBundle doInBackground(ResizeBundle... resizeBundles) { |
| return cropJpegDataToAspectRatio(resizeBundles[0]); |
| } |
| |
| @Override |
| protected void onPostExecute(ResizeBundle result) { |
| saveFinalPhoto(result.jpegData, name, result.exif, camera); |
| } |
| }.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, dataBundle); |
| |
| } else { |
| saveFinalPhoto(originalJpegData, name, exif, camera); |
| } |
| } |
| |
| void saveFinalPhoto(final byte[] jpegData, NamedEntity name, final ExifInterface exif, |
| CameraProxy camera) { |
| int orientation = Exif.getOrientation(exif); |
| |
| float zoomValue = 1.0f; |
| if (mCameraCapabilities.supports(CameraCapabilities.Feature.ZOOM)) { |
| zoomValue = mCameraSettings.getCurrentZoomRatio(); |
| } |
| boolean hdrOn = CameraCapabilities.SceneMode.HDR == mSceneMode; |
| String flashSetting = |
| mActivity.getSettingsManager().getString(mAppController.getCameraScope(), |
| Keys.KEY_FLASH_MODE); |
| boolean gridLinesOn = Keys.areGridLinesOn(mActivity.getSettingsManager()); |
| UsageStatistics.instance().photoCaptureDoneEvent( |
| eventprotos.NavigationChange.Mode.PHOTO_CAPTURE, |
| name.title + ".jpg", exif, |
| isCameraFrontFacing(), hdrOn, zoomValue, flashSetting, gridLinesOn, |
| (float) mTimerDuration, null, mShutterTouchCoordinate, mVolumeButtonClickedFlag, |
| null, null, null); |
| mShutterTouchCoordinate = null; |
| mVolumeButtonClickedFlag = false; |
| |
| if (!mIsImageCaptureIntent) { |
| // Calculate the width and the height of the jpeg. |
| Integer exifWidth = exif.getTagIntValue(ExifInterface.TAG_PIXEL_X_DIMENSION); |
| Integer exifHeight = exif.getTagIntValue(ExifInterface.TAG_PIXEL_Y_DIMENSION); |
| int width, height; |
| if (mShouldResizeTo16x9 && exifWidth != null && exifHeight != null) { |
| width = exifWidth; |
| height = exifHeight; |
| } else { |
| Size s = new Size(mCameraSettings.getCurrentPhotoSize()); |
| if ((mJpegRotation + orientation) % 180 == 0) { |
| width = s.width(); |
| height = s.height(); |
| } else { |
| width = s.height(); |
| height = s.width(); |
| } |
| } |
| String title = (name == null) ? null : name.title; |
| long date = (name == null) ? -1 : name.date; |
| |
| // Handle debug mode outputs |
| if (mDebugUri != null) { |
| // If using a debug uri, save jpeg there. |
| saveToDebugUri(jpegData); |
| |
| // Adjust the title of the debug image shown in mediastore. |
| if (title != null) { |
| title = DEBUG_IMAGE_PREFIX + title; |
| } |
| } |
| |
| if (title == null) { |
| Log.e(TAG, "Unbalanced name/data pair"); |
| } else { |
| if (date == -1) { |
| date = mCaptureStartTime; |
| } |
| int heading = mHeadingSensor.getCurrentHeading(); |
| if (heading != HeadingSensor.INVALID_HEADING) { |
| // heading direction has been updated by the sensor. |
| ExifTag directionRefTag = exif.buildTag( |
| ExifInterface.TAG_GPS_IMG_DIRECTION_REF, |
| ExifInterface.GpsTrackRef.MAGNETIC_DIRECTION); |
| ExifTag directionTag = exif.buildTag( |
| ExifInterface.TAG_GPS_IMG_DIRECTION, |
| new Rational(heading, 1)); |
| exif.setTag(directionRefTag); |
| exif.setTag(directionTag); |
| } |
| getServices().getMediaSaver().addImage( |
| jpegData, title, date, mLocation, width, height, |
| orientation, exif, mOnMediaSavedListener); |
| } |
| // Animate capture with real jpeg data instead of a preview |
| // frame. |
| mUI.animateCapture(jpegData, orientation, mMirror); |
| } else { |
| mJpegImageData = jpegData; |
| if (!mQuickCapture) { |
| Log.v(TAG, "showing UI"); |
| mUI.showCapturedImageForReview(jpegData, orientation, mMirror); |
| } else { |
| onCaptureDone(); |
| } |
| } |
| |
| // Send the taken photo to remote shutter listeners, if any are |
| // registered. |
| getServices().getRemoteShutterListener().onPictureTaken(jpegData); |
| |
| // Check this in advance of each shot so we don't add to shutter |
| // latency. It's true that someone else could write to the SD card |
| // in the mean time and fill it, but that could have happened |
| // between the shutter press and saving the JPEG too. |
| mActivity.updateStorageSpaceAndHint(null); |
| } |
| } |
| |
| private final class AutoFocusCallback implements CameraAFCallback { |
| @Override |
| public void onAutoFocus(boolean focused, CameraProxy camera) { |
| SessionStatsCollector.instance().autofocusResult(focused); |
| if (mPaused) { |
| return; |
| } |
| |
| mAutoFocusTime = System.currentTimeMillis() - mFocusStartTime; |
| Log.v(TAG, "mAutoFocusTime = " + mAutoFocusTime + "ms focused = "+focused); |
| setCameraState(IDLE); |
| mFocusManager.onAutoFocus(focused, false); |
| } |
| } |
| |
| private final class AutoFocusMoveCallback |
| implements CameraAFMoveCallback { |
| @Override |
| public void onAutoFocusMoving( |
| boolean moving, CameraProxy camera) { |
| mFocusManager.onAutoFocusMoving(moving); |
| SessionStatsCollector.instance().autofocusMoving(moving); |
| } |
| } |
| |
| /** |
| * This class is just a thread-safe queue for name,date holder objects. |
| */ |
| public static class NamedImages { |
| private final Vector<NamedEntity> mQueue; |
| |
| public NamedImages() { |
| mQueue = new Vector<NamedEntity>(); |
| } |
| |
| public void nameNewImage(long date) { |
| NamedEntity r = new NamedEntity(); |
| r.title = CameraUtil.instance().createJpegName(date); |
| r.date = date; |
| mQueue.add(r); |
| } |
| |
| public NamedEntity getNextNameEntity() { |
| synchronized (mQueue) { |
| if (!mQueue.isEmpty()) { |
| return mQueue.remove(0); |
| } |
| } |
| return null; |
| } |
| |
| public static class NamedEntity { |
| public String title; |
| public long date; |
| } |
| } |
| |
| private void setCameraState(int state) { |
| mCameraState = state; |
| switch (state) { |
| case PREVIEW_STOPPED: |
| case SNAPSHOT_IN_PROGRESS: |
| case SWITCHING_CAMERA: |
| // TODO: Tell app UI to disable swipe |
| break; |
| case PhotoController.IDLE: |
| // TODO: Tell app UI to enable swipe |
| break; |
| } |
| } |
| |
| private void animateAfterShutter() { |
| // Only animate when in full screen capture mode |
| // i.e. If monkey/a user swipes to the gallery during picture taking, |
| // don't show animation |
| if (!mIsImageCaptureIntent) { |
| mUI.animateFlash(); |
| } |
| } |
| |
| @Override |
| public boolean capture() { |
| Log.i(TAG, "capture"); |
| // If we are already in the middle of taking a snapshot or the image |
| // save request is full then ignore. |
| if (mCameraDevice == null || mCameraState == SNAPSHOT_IN_PROGRESS |
| || mCameraState == SWITCHING_CAMERA) { |
| return false; |
| } |
| setCameraState(SNAPSHOT_IN_PROGRESS); |
| |
| mCaptureStartTime = System.currentTimeMillis(); |
| |
| mPostViewPictureCallbackTime = 0; |
| mJpegImageData = null; |
| |
| final boolean animateBefore = (mSceneMode == CameraCapabilities.SceneMode.HDR); |
| |
| if (animateBefore) { |
| animateAfterShutter(); |
| } |
| |
| Location loc = mActivity.getLocationManager().getCurrentLocation(); |
| CameraUtil.setGpsParameters(mCameraSettings, loc); |
| mCameraDevice.applySettings(mCameraSettings); |
| |
| // Set JPEG orientation. Even if screen UI is locked in portrait, camera orientation should |
| // still match device orientation (e.g., users should always get landscape photos while |
| // capturing by putting device in landscape.) |
| Characteristics info = mActivity.getCameraProvider().getCharacteristics(mCameraId); |
| int sensorOrientation = info.getSensorOrientation(); |
| int deviceOrientation = |
| mAppController.getOrientationManager().getDeviceOrientation().getDegrees(); |
| boolean isFrontCamera = info.isFacingFront(); |
| mJpegRotation = |
| CameraUtil.getImageRotation(sensorOrientation, deviceOrientation, isFrontCamera); |
| mCameraDevice.setJpegOrientation(mJpegRotation); |
| |
| mCameraDevice.takePicture(mHandler, |
| new ShutterCallback(!animateBefore), |
| mRawPictureCallback, mPostViewPictureCallback, |
| new JpegPictureCallback(loc)); |
| |
| mNamedImages.nameNewImage(mCaptureStartTime); |
| |
| mFaceDetectionStarted = false; |
| return true; |
| } |
| |
| @Override |
| public void setFocusParameters() { |
| setCameraParameters(UPDATE_PARAM_PREFERENCE); |
| } |
| |
| private void updateSceneMode() { |
| // If scene mode is set, we cannot set flash mode, white balance, and |
| // focus mode, instead, we read it from driver. Some devices don't have |
| // any scene modes, so we must check both NO_SCENE_MODE in addition to |
| // AUTO to check where there is no actual scene mode set. |
| if (!(CameraCapabilities.SceneMode.AUTO == mSceneMode || |
| CameraCapabilities.SceneMode.NO_SCENE_MODE == mSceneMode)) { |
| overrideCameraSettings(mCameraSettings.getCurrentFlashMode(), |
| mCameraSettings.getCurrentFocusMode()); |
| } |
| } |
| |
| private void overrideCameraSettings(CameraCapabilities.FlashMode flashMode, |
| CameraCapabilities.FocusMode focusMode) { |
| CameraCapabilities.Stringifier stringifier = mCameraCapabilities.getStringifier(); |
| SettingsManager settingsManager = mActivity.getSettingsManager(); |
| if ((flashMode != null) && (!CameraCapabilities.FlashMode.NO_FLASH.equals(flashMode))) { |
| String flashModeString = stringifier.stringify(flashMode); |
| Log.v(TAG, "override flash setting to: " + flashModeString); |
| settingsManager.set(mAppController.getCameraScope(), Keys.KEY_FLASH_MODE, |
| flashModeString); |
| } else { |
| Log.v(TAG, "skip setting flash mode on override due to NO_FLASH"); |
| } |
| if (focusMode != null) { |
| String focusModeString = stringifier.stringify(focusMode); |
| Log.v(TAG, "override focus setting to: " + focusModeString); |
| settingsManager.set(mAppController.getCameraScope(), Keys.KEY_FOCUS_MODE, |
| focusModeString); |
| } |
| } |
| |
| @Override |
| public void onCameraAvailable(CameraProxy cameraProxy) { |
| Log.i(TAG, "onCameraAvailable"); |
| if (mPaused) { |
| return; |
| } |
| mCameraDevice = cameraProxy; |
| |
| initializeCapabilities(); |
| // mCameraCapabilities is guaranteed to initialized at this point. |
| mAppController.getCameraAppUI().showAccessibilityZoomUI( |
| mCameraCapabilities.getMaxZoomRatio()); |
| |
| |
| // Reset zoom value index. |
| mZoomValue = 1.0f; |
| if (mFocusManager == null) { |
| initializeFocusManager(); |
| } |
| mFocusManager.updateCapabilities(mCameraCapabilities); |
| |
| // Do camera parameter dependent initialization. |
| mCameraSettings = mCameraDevice.getSettings(); |
| // Set a default flash mode and focus mode |
| if (mCameraSettings.getCurrentFlashMode() == null) { |
| mCameraSettings.setFlashMode(CameraCapabilities.FlashMode.NO_FLASH); |
| } |
| if (mCameraSettings.getCurrentFocusMode() == null) { |
| mCameraSettings.setFocusMode(CameraCapabilities.FocusMode.AUTO); |
| } |
| |
| setCameraParameters(UPDATE_PARAM_ALL); |
| // Set a listener which updates camera parameters based |
| // on changed settings. |
| SettingsManager settingsManager = mActivity.getSettingsManager(); |
| settingsManager.addListener(this); |
| mCameraPreviewParamsReady = true; |
| |
| startPreview(); |
| |
| onCameraOpened(); |
| |
| mHardwareSpec = new HardwareSpecImpl(getCameraProvider(), mCameraCapabilities, |
| mAppController.getCameraFeatureConfig(), isCameraFrontFacing()); |
| |
| ButtonManager buttonManager = mActivity.getButtonManager(); |
| buttonManager.enableCameraButton(); |
| } |
| |
| @Override |
| public void onCaptureCancelled() { |
| mActivity.setResultEx(Activity.RESULT_CANCELED, new Intent()); |
| mActivity.finish(); |
| } |
| |
| @Override |
| public void onCaptureRetake() { |
| Log.i(TAG, "onCaptureRetake"); |
| if (mPaused) { |
| return; |
| } |
| mUI.hidePostCaptureAlert(); |
| mUI.hideIntentReviewImageView(); |
| setupPreview(); |
| } |
| |
| @Override |
| public void onCaptureDone() { |
| Log.i(TAG, "onCaptureDone"); |
| if (mPaused) { |
| return; |
| } |
| |
| byte[] data = mJpegImageData; |
| |
| if (mCropValue == null) { |
| // First handle the no crop case -- just return the value. If the |
| // caller specifies a "save uri" then write the data to its |
| // stream. Otherwise, pass back a scaled down version of the bitmap |
| // directly in the extras. |
| if (mSaveUri != null) { |
| OutputStream outputStream = null; |
| try { |
| outputStream = mContentResolver.openOutputStream(mSaveUri); |
| outputStream.write(data); |
| outputStream.close(); |
| |
| Log.v(TAG, "saved result to URI: " + mSaveUri); |
| mActivity.setResultEx(Activity.RESULT_OK); |
| mActivity.finish(); |
| } catch (IOException ex) { |
| onError(); |
| } finally { |
| CameraUtil.closeSilently(outputStream); |
| } |
| } else { |
| ExifInterface exif = Exif.getExif(data); |
| int orientation = Exif.getOrientation(exif); |
| Bitmap bitmap = CameraUtil.makeBitmap(data, 50 * 1024); |
| bitmap = CameraUtil.rotate(bitmap, orientation); |
| Log.v(TAG, "inlined bitmap into capture intent result"); |
| mActivity.setResultEx(Activity.RESULT_OK, |
| new Intent("inline-data").putExtra("data", bitmap)); |
| mActivity.finish(); |
| } |
| } else { |
| // Save the image to a temp file and invoke the cropper |
| Uri tempUri = null; |
| FileOutputStream tempStream = null; |
| try { |
| File path = mActivity.getFileStreamPath(sTempCropFilename); |
| path.delete(); |
| tempStream = mActivity.openFileOutput(sTempCropFilename, 0); |
| tempStream.write(data); |
| tempStream.close(); |
| tempUri = Uri.fromFile(path); |
| Log.v(TAG, "wrote temp file for cropping to: " + sTempCropFilename); |
| } catch (FileNotFoundException ex) { |
| Log.w(TAG, "error writing temp cropping file to: " + sTempCropFilename, ex); |
| mActivity.setResultEx(Activity.RESULT_CANCELED); |
| onError(); |
| return; |
| } catch (IOException ex) { |
| Log.w(TAG, "error writing temp cropping file to: " + sTempCropFilename, ex); |
| mActivity.setResultEx(Activity.RESULT_CANCELED); |
| onError(); |
| return; |
| } finally { |
| CameraUtil.closeSilently(tempStream); |
| } |
| |
| Bundle newExtras = new Bundle(); |
| if (mCropValue.equals("circle")) { |
| newExtras.putString("circleCrop", "true"); |
| } |
| if (mSaveUri != null) { |
| Log.v(TAG, "setting output of cropped file to: " + mSaveUri); |
| newExtras.putParcelable(MediaStore.EXTRA_OUTPUT, mSaveUri); |
| } else { |
| newExtras.putBoolean(CameraUtil.KEY_RETURN_DATA, true); |
| } |
| if (mActivity.isSecureCamera()) { |
| newExtras.putBoolean(CameraUtil.KEY_SHOW_WHEN_LOCKED, true); |
| } |
| |
| // TODO: Share this constant. |
| final String CROP_ACTION = "com.android.camera.action.CROP"; |
| Intent cropIntent = new Intent(CROP_ACTION); |
| |
| cropIntent.setData(tempUri); |
| cropIntent.putExtras(newExtras); |
| Log.v(TAG, "starting CROP intent for capture"); |
| mActivity.startActivityForResult(cropIntent, REQUEST_CROP); |
| } |
| } |
| |
| @Override |
| public void onShutterCoordinate(TouchCoordinate coord) { |
| mShutterTouchCoordinate = coord; |
| } |
| |
| @Override |
| public void onShutterButtonFocus(boolean pressed) { |
| // Do nothing. We don't support half-press to focus anymore. |
| } |
| |
| @Override |
| public void onShutterButtonClick() { |
| if (mPaused || (mCameraState == SWITCHING_CAMERA) |
| || (mCameraState == PREVIEW_STOPPED) |
| || !mAppController.isShutterEnabled()) { |
| mVolumeButtonClickedFlag = false; |
| return; |
| } |
| |
| // Do not take the picture if there is not enough storage. |
| if (mActivity.getStorageSpaceBytes() <= Storage.LOW_STORAGE_THRESHOLD_BYTES) { |
| Log.i(TAG, "Not enough space or storage not ready. remaining=" |
| + mActivity.getStorageSpaceBytes()); |
| mVolumeButtonClickedFlag = false; |
| return; |
| } |
| Log.d(TAG, "onShutterButtonClick: mCameraState=" + mCameraState + |
| " mVolumeButtonClickedFlag=" + mVolumeButtonClickedFlag); |
| |
| mAppController.setShutterEnabled(false); |
| |
| int countDownDuration = mActivity.getSettingsManager() |
| .getInteger(SettingsManager.SCOPE_GLOBAL, Keys.KEY_COUNTDOWN_DURATION); |
| mTimerDuration = countDownDuration; |
| if (countDownDuration > 0) { |
| // Start count down. |
| mAppController.getCameraAppUI().transitionToCancel(); |
| mAppController.getCameraAppUI().hideModeOptions(); |
| mUI.startCountdown(countDownDuration); |
| return; |
| } else { |
| focusAndCapture(); |
| } |
| } |
| |
| private void focusAndCapture() { |
| if (mSceneMode == CameraCapabilities.SceneMode.HDR) { |
| mUI.setSwipingEnabled(false); |
| } |
| // If the user wants to do a snapshot while the previous one is still |
| // in progress, remember the fact and do it after we finish the previous |
| // one and re-start the preview. Snapshot in progress also includes the |
| // state that autofocus is focusing and a picture will be taken when |
| // focus callback arrives. |
| if ((mFocusManager.isFocusingSnapOnFinish() || mCameraState == SNAPSHOT_IN_PROGRESS)) { |
| if (!mIsImageCaptureIntent) { |
| mSnapshotOnIdle = true; |
| } |
| return; |
| } |
| |
| mSnapshotOnIdle = false; |
| mFocusManager.focusAndCapture(mCameraSettings.getCurrentFocusMode()); |
| } |
| |
| @Override |
| public void onRemainingSecondsChanged(int remainingSeconds) { |
| if (remainingSeconds == 1) { |
| mCountdownSoundPlayer.play(R.raw.timer_final_second, 0.6f); |
| } else if (remainingSeconds == 2 || remainingSeconds == 3) { |
| mCountdownSoundPlayer.play(R.raw.timer_increment, 0.6f); |
| } |
| } |
| |
| @Override |
| public void onCountDownFinished() { |
| mAppController.getCameraAppUI().transitionToCapture(); |
| mAppController.getCameraAppUI().showModeOptions(); |
| if (mPaused) { |
| return; |
| } |
| focusAndCapture(); |
| } |
| |
| @Override |
| public void resume() { |
| mPaused = false; |
| |
| mCountdownSoundPlayer.loadSound(R.raw.timer_final_second); |
| mCountdownSoundPlayer.loadSound(R.raw.timer_increment); |
| if (mFocusManager != null) { |
| // If camera is not open when resume is called, focus manager will |
| // not be initialized yet, in which case it will start listening to |
| // preview area size change later in the initialization. |
| mAppController.addPreviewAreaSizeChangedListener(mFocusManager); |
| } |
| mAppController.addPreviewAreaSizeChangedListener(mUI); |
| |
| CameraProvider camProvider = mActivity.getCameraProvider(); |
| if (camProvider == null) { |
| // No camera provider, the Activity is destroyed already. |
| return; |
| } |
| |
| // Close the review UI if it's currently visible. |
| mUI.hidePostCaptureAlert(); |
| mUI.hideIntentReviewImageView(); |
| |
| requestCameraOpen(); |
| |
| mJpegPictureCallbackTime = 0; |
| mZoomValue = 1.0f; |
| |
| mOnResumeTime = SystemClock.uptimeMillis(); |
| checkDisplayRotation(); |
| |
| // If first time initialization is not finished, put it in the |
| // message queue. |
| if (!mFirstTimeInitialized) { |
| mHandler.sendEmptyMessage(MSG_FIRST_TIME_INIT); |
| } else { |
| initializeSecondTime(); |
| } |
| |
| mHeadingSensor.activate(); |
| |
| getServices().getRemoteShutterListener().onModuleReady(this); |
| SessionStatsCollector.instance().sessionActive(true); |
| } |
| |
| /** |
| * @return Whether the currently active camera is front-facing. |
| */ |
| private boolean isCameraFrontFacing() { |
| return mAppController.getCameraProvider().getCharacteristics(mCameraId) |
| .isFacingFront(); |
| } |
| |
| /** |
| * The focus manager is the first UI related element to get initialized, and |
| * it requires the RenderOverlay, so initialize it here |
| */ |
| private void initializeFocusManager() { |
| // Create FocusManager object. startPreview needs it. |
| // if mFocusManager not null, reuse it |
| // otherwise create a new instance |
| if (mFocusManager != null) { |
| mFocusManager.removeMessages(); |
| } else { |
| mMirror = isCameraFrontFacing(); |
| String[] defaultFocusModesStrings = mActivity.getResources().getStringArray( |
| R.array.pref_camera_focusmode_default_array); |
| ArrayList<CameraCapabilities.FocusMode> defaultFocusModes = |
| new ArrayList<CameraCapabilities.FocusMode>(); |
| CameraCapabilities.Stringifier stringifier = mCameraCapabilities.getStringifier(); |
| for (String modeString : defaultFocusModesStrings) { |
| CameraCapabilities.FocusMode mode = stringifier.focusModeFromString(modeString); |
| if (mode != null) { |
| defaultFocusModes.add(mode); |
| } |
| } |
| mFocusManager = |
| new FocusOverlayManager(mAppController, defaultFocusModes, |
| mCameraCapabilities, this, mMirror, mActivity.getMainLooper(), |
| mUI.getFocusRing()); |
| mMotionManager = getServices().getMotionManager(); |
| if (mMotionManager != null) { |
| mMotionManager.addListener(mFocusManager); |
| } |
| } |
| mAppController.addPreviewAreaSizeChangedListener(mFocusManager); |
| } |
| |
| /** |
| * @return Whether we are resuming from within the lockscreen. |
| */ |
| private boolean isResumeFromLockscreen() { |
| String action = mActivity.getIntent().getAction(); |
| return (MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA.equals(action) |
| || MediaStore.INTENT_ACTION_STILL_IMAGE_CAMERA_SECURE.equals(action)); |
| } |
| |
| @Override |
| public void pause() { |
| Log.v(TAG, "pause"); |
| mPaused = true; |
| getServices().getRemoteShutterListener().onModuleExit(); |
| SessionStatsCollector.instance().sessionActive(false); |
| |
| mHeadingSensor.deactivate(); |
| |
| // Reset the focus first. Camera CTS does not guarantee that |
| // cancelAutoFocus is allowed after preview stops. |
| if (mCameraDevice != null && mCameraState != PREVIEW_STOPPED) { |
| mCameraDevice.cancelAutoFocus(); |
| } |
| |
| // If the camera has not been opened asynchronously yet, |
| // and startPreview hasn't been called, then this is a no-op. |
| // (e.g. onResume -> onPause -> onResume). |
| stopPreview(); |
| cancelCountDown(); |
| mCountdownSoundPlayer.unloadSound(R.raw.timer_final_second); |
| mCountdownSoundPlayer.unloadSound(R.raw.timer_increment); |
| |
| mNamedImages = null; |
| // If we are in an image capture intent and has taken |
| // a picture, we just clear it in onPause. |
| mJpegImageData = null; |
| |
| // Remove the messages and runnables in the queue. |
| mHandler.removeCallbacksAndMessages(null); |
| |
| if (mMotionManager != null) { |
| mMotionManager.removeListener(mFocusManager); |
| mMotionManager = null; |
| } |
| |
| closeCamera(); |
| mActivity.enableKeepScreenOn(false); |
| mUI.onPause(); |
| |
| mPendingSwitchCameraId = -1; |
| if (mFocusManager != null) { |
| mFocusManager.removeMessages(); |
| } |
| getServices().getMemoryManager().removeListener(this); |
| mAppController.removePreviewAreaSizeChangedListener(mFocusManager); |
| mAppController.removePreviewAreaSizeChangedListener(mUI); |
| |
| SettingsManager settingsManager = mActivity.getSettingsManager(); |
| settingsManager.removeListener(this); |
| } |
| |
| @Override |
| public void destroy() { |
| mCountdownSoundPlayer.release(); |
| } |
| |
| @Override |
| public void onLayoutOrientationChanged(boolean isLandscape) { |
| setDisplayOrientation(); |
| } |
| |
| @Override |
| public void updateCameraOrientation() { |
| if (mDisplayRotation != CameraUtil.getDisplayRotation()) { |
| setDisplayOrientation(); |
| } |
| } |
| |
| private boolean canTakePicture() { |
| return isCameraIdle() |
| && (mActivity.getStorageSpaceBytes() > Storage.LOW_STORAGE_THRESHOLD_BYTES); |
| } |
| |
| @Override |
| public void autoFocus() { |
| if (mCameraDevice == null) { |
| return; |
| } |
| Log.v(TAG,"Starting auto focus"); |
| mFocusStartTime = System.currentTimeMillis(); |
| mCameraDevice.autoFocus(mHandler, mAutoFocusCallback); |
| SessionStatsCollector.instance().autofocusManualTrigger(); |
| setCameraState(FOCUSING); |
| } |
| |
| @Override |
| public void cancelAutoFocus() { |
| if (mCameraDevice == null) { |
| return; |
| } |
| mCameraDevice.cancelAutoFocus(); |
| setCameraState(IDLE); |
| setCameraParameters(UPDATE_PARAM_PREFERENCE); |
| } |
| |
| @Override |
| public void onSingleTapUp(View view, int x, int y) { |
| if (mPaused || mCameraDevice == null || !mFirstTimeInitialized |
| || mCameraState == SNAPSHOT_IN_PROGRESS |
| || mCameraState == SWITCHING_CAMERA |
| || mCameraState == PREVIEW_STOPPED) { |
| return; |
| } |
| |
| // Check if metering area or focus area is supported. |
| if (!mFocusAreaSupported && !mMeteringAreaSupported) { |
| return; |
| } |
| mFocusManager.onSingleTapUp(x, y); |
| } |
| |
| @Override |
| public boolean onBackPressed() { |
| return mUI.onBackPressed(); |
| } |
| |
| @Override |
| public boolean onKeyDown(int keyCode, KeyEvent event) { |
| switch (keyCode) { |
| case KeyEvent.KEYCODE_VOLUME_UP: |
| case KeyEvent.KEYCODE_VOLUME_DOWN: |
| case KeyEvent.KEYCODE_FOCUS: |
| if (/* TODO: mActivity.isInCameraApp() && */mFirstTimeInitialized && |
| !mActivity.getCameraAppUI().isInIntentReview()) { |
| if (event.getRepeatCount() == 0) { |
| onShutterButtonFocus(true); |
| } |
| return true; |
| } |
| return false; |
| case KeyEvent.KEYCODE_CAMERA: |
| if (mFirstTimeInitialized && event.getRepeatCount() == 0) { |
| onShutterButtonClick(); |
| } |
| return true; |
| case KeyEvent.KEYCODE_DPAD_CENTER: |
| // If we get a dpad center event without any focused view, move |
| // the focus to the shutter button and press it. |
| if (mFirstTimeInitialized && event.getRepeatCount() == 0) { |
| // Start auto-focus immediately to reduce shutter lag. After |
| // the shutter button gets the focus, onShutterButtonFocus() |
| // will be called again but it is fine. |
| onShutterButtonFocus(true); |
| } |
| return true; |
| } |
| return false; |
| } |
| |
| @Override |
| public boolean onKeyUp(int keyCode, KeyEvent event) { |
| switch (keyCode) { |
| case KeyEvent.KEYCODE_VOLUME_UP: |
| case KeyEvent.KEYCODE_VOLUME_DOWN: |
| if (/* mActivity.isInCameraApp() && */mFirstTimeInitialized && |
| !mActivity.getCameraAppUI().isInIntentReview()) { |
| if (mUI.isCountingDown()) { |
| cancelCountDown(); |
| } else { |
| mVolumeButtonClickedFlag = true; |
| onShutterButtonClick(); |
| } |
| return true; |
| } |
| return false; |
| case KeyEvent.KEYCODE_FOCUS: |
| if (mFirstTimeInitialized) { |
| onShutterButtonFocus(false); |
| } |
| return true; |
| } |
| return false; |
| } |
| |
| private void closeCamera() { |
| if (mCameraDevice != null) { |
| stopFaceDetection(); |
| mCameraDevice.setZoomChangeListener(null); |
| mCameraDevice.setFaceDetectionCallback(null, null); |
| |
| mFaceDetectionStarted = false; |
| mActivity.getCameraProvider().releaseCamera(mCameraDevice.getCameraId()); |
| mCameraDevice = null; |
| setCameraState(PREVIEW_STOPPED); |
| mFocusManager.onCameraReleased(); |
| } |
| } |
| |
| private void setDisplayOrientation() { |
| mDisplayRotation = CameraUtil.getDisplayRotation(); |
| Characteristics info = |
| mActivity.getCameraProvider().getCharacteristics(mCameraId); |
| mDisplayOrientation = info.getPreviewOrientation(mDisplayRotation); |
| mUI.setDisplayOrientation(mDisplayOrientation); |
| if (mFocusManager != null) { |
| mFocusManager.setDisplayOrientation(mDisplayOrientation); |
| } |
| // Change the camera display orientation |
| if (mCameraDevice != null) { |
| mCameraDevice.setDisplayOrientation(mDisplayRotation); |
| } |
| Log.v(TAG, "setDisplayOrientation (screen:preview) " + |
| mDisplayRotation + ":" + mDisplayOrientation); |
| } |
| |
| /** Only called by UI thread. */ |
| private void setupPreview() { |
| Log.i(TAG, "setupPreview"); |
| mFocusManager.resetTouchFocus(); |
| startPreview(); |
| } |
| |
| /** |
| * Returns whether we can/should start the preview or not. |
| */ |
| private boolean checkPreviewPreconditions() { |
| if (mPaused) { |
| return false; |
| } |
| |
| if (mCameraDevice == null) { |
| Log.w(TAG, "startPreview: camera device not ready yet."); |
| return false; |
| } |
| |
| SurfaceTexture st = mActivity.getCameraAppUI().getSurfaceTexture(); |
| if (st == null) { |
| Log.w(TAG, "startPreview: surfaceTexture is not ready."); |
| return false; |
| } |
| |
| if (!mCameraPreviewParamsReady) { |
| Log.w(TAG, "startPreview: parameters for preview is not ready."); |
| return false; |
| } |
| return true; |
| } |
| |
| /** |
| * The start/stop preview should only run on the UI thread. |
| */ |
| private void startPreview() { |
| if (mCameraDevice == null) { |
| Log.i(TAG, "attempted to start preview before camera device"); |
| // do nothing |
| return; |
| } |
| |
| if (!checkPreviewPreconditions()) { |
| return; |
| } |
| |
| setDisplayOrientation(); |
| |
| if (!mSnapshotOnIdle) { |
| // If the focus mode is continuous autofocus, call cancelAutoFocus |
| // to resume it because it may have been paused by autoFocus call. |
| if (mFocusManager.getFocusMode(mCameraSettings.getCurrentFocusMode()) == |
| CameraCapabilities.FocusMode.CONTINUOUS_PICTURE) { |
| mCameraDevice.cancelAutoFocus(); |
| } |
| mFocusManager.setAeAwbLock(false); // Unlock AE and AWB. |
| } |
| |
| // Nexus 4 must have picture size set to > 640x480 before other |
| // parameters are set in setCameraParameters, b/18227551. This call to |
| // updateParametersPictureSize should occur before setCameraParameters |
| // to address the issue. |
| updateParametersPictureSize(); |
| |
| setCameraParameters(UPDATE_PARAM_ALL); |
| |
| mCameraDevice.setPreviewTexture(mActivity.getCameraAppUI().getSurfaceTexture()); |
| |
| Log.i(TAG, "startPreview"); |
| // If we're using API2 in portability layers, don't use startPreviewWithCallback() |
| // b/17576554 |
| CameraAgent.CameraStartPreviewCallback startPreviewCallback = |
| new CameraAgent.CameraStartPreviewCallback() { |
| @Override |
| public void onPreviewStarted() { |
| mFocusManager.onPreviewStarted(); |
| PhotoModule.this.onPreviewStarted(); |
| SessionStatsCollector.instance().previewActive(true); |
| if (mSnapshotOnIdle) { |
| mHandler.post(mDoSnapRunnable); |
| } |
| } |
| }; |
| if (GservicesHelper.useCamera2ApiThroughPortabilityLayer(mActivity.getContentResolver())) { |
| mCameraDevice.startPreview(); |
| startPreviewCallback.onPreviewStarted(); |
| } else { |
| mCameraDevice.startPreviewWithCallback(new Handler(Looper.getMainLooper()), |
| startPreviewCallback); |
| } |
| } |
| |
| @Override |
| public void stopPreview() { |
| if (mCameraDevice != null && mCameraState != PREVIEW_STOPPED) { |
| Log.i(TAG, "stopPreview"); |
| mCameraDevice.stopPreview(); |
| mFaceDetectionStarted = false; |
| } |
| setCameraState(PREVIEW_STOPPED); |
| if (mFocusManager != null) { |
| mFocusManager.onPreviewStopped(); |
| } |
| SessionStatsCollector.instance().previewActive(false); |
| } |
| |
| @Override |
| public void onSettingChanged(SettingsManager settingsManager, String key) { |
| if (key.equals(Keys.KEY_FLASH_MODE)) { |
| updateParametersFlashMode(); |
| } |
| if (key.equals(Keys.KEY_CAMERA_HDR)) { |
| if (settingsManager.getBoolean(SettingsManager.SCOPE_GLOBAL, |
| Keys.KEY_CAMERA_HDR)) { |
| // HDR is on. |
| mAppController.getButtonManager().disableButton(ButtonManager.BUTTON_FLASH); |
| mFlashModeBeforeSceneMode = settingsManager.getString( |
| mAppController.getCameraScope(), Keys.KEY_FLASH_MODE); |
| } else { |
| if (mFlashModeBeforeSceneMode != null) { |
| settingsManager.set(mAppController.getCameraScope(), |
| Keys.KEY_FLASH_MODE, |
| mFlashModeBeforeSceneMode); |
| updateParametersFlashMode(); |
| mFlashModeBeforeSceneMode = null; |
| } |
| mAppController.getButtonManager().enableButton(ButtonManager.BUTTON_FLASH); |
| } |
| } |
| |
| if (mCameraDevice != null) { |
| mCameraDevice.applySettings(mCameraSettings); |
| } |
| } |
| |
| private void updateCameraParametersInitialize() { |
| // Reset preview frame rate to the maximum because it may be lowered by |
| // video camera application. |
| int[] fpsRange = CameraUtil.getPhotoPreviewFpsRange(mCameraCapabilities); |
| if (fpsRange != null && fpsRange.length > 0) { |
| mCameraSettings.setPreviewFpsRange(fpsRange[0], fpsRange[1]); |
| } |
| |
| mCameraSettings.setRecordingHintEnabled(false); |
| |
| if (mCameraCapabilities.supports(CameraCapabilities.Feature.VIDEO_STABILIZATION)) { |
| mCameraSettings.setVideoStabilization(false); |
| } |
| } |
| |
| private void updateCameraParametersZoom() { |
| // Set zoom. |
| if (mCameraCapabilities.supports(CameraCapabilities.Feature.ZOOM)) { |
| mCameraSettings.setZoomRatio(mZoomValue); |
| } |
| } |
| |
| @TargetApi(Build.VERSION_CODES.JELLY_BEAN) |
| private void setAutoExposureLockIfSupported() { |
| if (mAeLockSupported) { |
| mCameraSettings.setAutoExposureLock(mFocusManager.getAeAwbLock()); |
| } |
| } |
| |
| @TargetApi(Build.VERSION_CODES.JELLY_BEAN) |
| private void setAutoWhiteBalanceLockIfSupported() { |
| if (mAwbLockSupported) { |
| mCameraSettings.setAutoWhiteBalanceLock(mFocusManager.getAeAwbLock()); |
| } |
| } |
| |
| private void setFocusAreasIfSupported() { |
| if (mFocusAreaSupported) { |
| mCameraSettings.setFocusAreas(mFocusManager.getFocusAreas()); |
| } |
| } |
| |
| private void setMeteringAreasIfSupported() { |
| if (mMeteringAreaSupported) { |
| mCameraSettings.setMeteringAreas(mFocusManager.getMeteringAreas()); |
| } |
| } |
| |
| private void updateCameraParametersPreference() { |
| // some monkey tests can get here when shutting the app down |
| // make sure mCameraDevice is still valid, b/17580046 |
| if (mCameraDevice == null) { |
| return; |
| } |
| |
| setAutoExposureLockIfSupported(); |
| setAutoWhiteBalanceLockIfSupported(); |
| setFocusAreasIfSupported(); |
| setMeteringAreasIfSupported(); |
| |
| // Initialize focus mode. |
| mFocusManager.overrideFocusMode(null); |
| mCameraSettings |
| .setFocusMode(mFocusManager.getFocusMode(mCameraSettings.getCurrentFocusMode())); |
| SessionStatsCollector.instance().autofocusActive( |
| mFocusManager.getFocusMode(mCameraSettings.getCurrentFocusMode()) == |
| CameraCapabilities.FocusMode.CONTINUOUS_PICTURE |
| ); |
| |
| // Set JPEG quality. |
| updateParametersPictureQuality(); |
| |
| // For the following settings, we need to check if the settings are |
| // still supported by latest driver, if not, ignore the settings. |
| |
| // Set exposure compensation |
| updateParametersExposureCompensation(); |
| |
| // Set the scene mode: also sets flash and white balance. |
| updateParametersSceneMode(); |
| |
| if (mContinuousFocusSupported && ApiHelper.HAS_AUTO_FOCUS_MOVE_CALLBACK) { |
| updateAutoFocusMoveCallback(); |
| } |
| } |
| |
| /** |
| * This method sets picture size parameters. Size parameters should only be |
| * set when the preview is stopped, and so this method is only invoked in |
| * {@link #startPreview()} just before starting the preview. |
| */ |
| private void updateParametersPictureSize() { |
| if (mCameraDevice == null) { |
| Log.w(TAG, "attempting to set picture size without caemra device"); |
| return; |
| } |
| |
| List<Size> supported = Size.convert(mCameraCapabilities.getSupportedPhotoSizes()); |
| CameraPictureSizesCacher.updateSizesForCamera(mAppController.getAndroidContext(), |
| mCameraDevice.getCameraId(), supported); |
| |
| OneCamera.Facing cameraFacing = |
| isCameraFrontFacing() ? OneCamera.Facing.FRONT : OneCamera.Facing.BACK; |
| Size pictureSize; |
| try { |
| pictureSize = mAppController.getResolutionSetting().getPictureSize( |
| mAppController.getCameraProvider().getCurrentCameraId(), |
| cameraFacing); |
| } catch (OneCameraAccessException ex) { |
| mAppController.getFatalErrorHandler().onGenericCameraAccessFailure(); |
| return; |
| } |
| |
| mCameraSettings.setPhotoSize(pictureSize.toPortabilitySize()); |
| |
| if (ApiHelper.IS_NEXUS_5) { |
| if (ResolutionUtil.NEXUS_5_LARGE_16_BY_9.equals(pictureSize)) { |
| mShouldResizeTo16x9 = true; |
| } else { |
| mShouldResizeTo16x9 = false; |
| } |
| } |
| |
| // Set a preview size that is closest to the viewfinder height and has |
| // the right aspect ratio. |
| List<Size> sizes = Size.convert(mCameraCapabilities.getSupportedPreviewSizes()); |
| Size optimalSize = CameraUtil.getOptimalPreviewSize(sizes, |
| (double) pictureSize.width() / pictureSize.height()); |
| Size original = new Size(mCameraSettings.getCurrentPreviewSize()); |
| if (!optimalSize.equals(original)) { |
| Log.v(TAG, "setting preview size. optimal: " + optimalSize + "original: " + original); |
| mCameraSettings.setPreviewSize(optimalSize.toPortabilitySize()); |
| |
| mCameraDevice.applySettings(mCameraSettings); |
| mCameraSettings = mCameraDevice.getSettings(); |
| } |
| |
| if (optimalSize.width() != 0 && optimalSize.height() != 0) { |
| Log.v(TAG, "updating aspect ratio"); |
| mUI.updatePreviewAspectRatio((float) optimalSize.width() |
| / (float) optimalSize.height()); |
| } |
| Log.d(TAG, "Preview size is " + optimalSize); |
| } |
| |
| private void updateParametersPictureQuality() { |
| int jpegQuality = CameraProfile.getJpegEncodingQualityParameter(mCameraId, |
| CameraProfile.QUALITY_HIGH); |
| mCameraSettings.setPhotoJpegCompressionQuality(jpegQuality); |
| } |
| |
| private void updateParametersExposureCompensation() { |
| SettingsManager settingsManager = mActivity.getSettingsManager(); |
| if (settingsManager.getBoolean(SettingsManager.SCOPE_GLOBAL, |
| Keys.KEY_EXPOSURE_COMPENSATION_ENABLED)) { |
| int value = settingsManager.getInteger(mAppController.getCameraScope(), |
| Keys.KEY_EXPOSURE); |
| int max = mCameraCapabilities.getMaxExposureCompensation(); |
| int min = mCameraCapabilities.getMinExposureCompensation(); |
| if (value >= min && value <= max) { |
| mCameraSettings.setExposureCompensationIndex(value); |
| } else { |
| Log.w(TAG, "invalid exposure range: " + value); |
| } |
| } else { |
| // If exposure compensation is not enabled, reset the exposure compensation value. |
| setExposureCompensation(0); |
| } |
| } |
| |
| private void updateParametersSceneMode() { |
| CameraCapabilities.Stringifier stringifier = mCameraCapabilities.getStringifier(); |
| SettingsManager settingsManager = mActivity.getSettingsManager(); |
| |
| mSceneMode = stringifier. |
| sceneModeFromString(settingsManager.getString(mAppController.getCameraScope(), |
| Keys.KEY_SCENE_MODE)); |
| if (mCameraCapabilities.supports(mSceneMode)) { |
| if (mCameraSettings.getCurrentSceneMode() != mSceneMode) { |
| mCameraSettings.setSceneMode(mSceneMode); |
| |
| // Setting scene mode will change the settings of flash mode, |
| // white balance, and focus mode. Here we read back the |
| // parameters, so we can know those settings. |
| mCameraDevice.applySettings(mCameraSettings); |
| mCameraSettings = mCameraDevice.getSettings(); |
| } |
| } else { |
| mSceneMode = mCameraSettings.getCurrentSceneMode(); |
| if (mSceneMode == null) { |
| mSceneMode = CameraCapabilities.SceneMode.AUTO; |
| } |
| } |
| |
| if (CameraCapabilities.SceneMode.AUTO == mSceneMode) { |
| // Set flash mode. |
| updateParametersFlashMode(); |
| |
| // Set focus mode. |
| mFocusManager.overrideFocusMode(null); |
| mCameraSettings.setFocusMode( |
| mFocusManager.getFocusMode(mCameraSettings.getCurrentFocusMode())); |
| } else { |
| mFocusManager.overrideFocusMode(mCameraSettings.getCurrentFocusMode()); |
| } |
| } |
| |
| private void updateParametersFlashMode() { |
| SettingsManager settingsManager = mActivity.getSettingsManager(); |
| |
| CameraCapabilities.FlashMode flashMode = mCameraCapabilities.getStringifier() |
| .flashModeFromString(settingsManager.getString(mAppController.getCameraScope(), |
| Keys.KEY_FLASH_MODE)); |
| if (mCameraCapabilities.supports(flashMode)) { |
| mCameraSettings.setFlashMode(flashMode); |
| } |
| } |
| |
| @TargetApi(Build.VERSION_CODES.JELLY_BEAN) |
| private void updateAutoFocusMoveCallback() { |
| if (mCameraDevice == null) { |
| return; |
| } |
| if (mCameraSettings.getCurrentFocusMode() == |
| CameraCapabilities.FocusMode.CONTINUOUS_PICTURE) { |
| mCameraDevice.setAutoFocusMoveCallback(mHandler, |
| (CameraAFMoveCallback) mAutoFocusMoveCallback); |
| } else { |
| mCameraDevice.setAutoFocusMoveCallback(null, null); |
| } |
| } |
| |
| /** |
| * Sets the exposure compensation to the given value and also updates settings. |
| * |
| * @param value exposure compensation value to be set |
| */ |
| public void setExposureCompensation(int value) { |
| int max = mCameraCapabilities.getMaxExposureCompensation(); |
| int min = mCameraCapabilities.getMinExposureCompensation(); |
| if (value >= min && value <= max) { |
| mCameraSettings.setExposureCompensationIndex(value); |
| SettingsManager settingsManager = mActivity.getSettingsManager(); |
| settingsManager.set(mAppController.getCameraScope(), |
| Keys.KEY_EXPOSURE, value); |
| } else { |
| Log.w(TAG, "invalid exposure range: " + value); |
| } |
| } |
| |
| // We separate the parameters into several subsets, so we can update only |
| // the subsets actually need updating. The PREFERENCE set needs extra |
| // locking because the preference can be changed from GLThread as well. |
| private void setCameraParameters(int updateSet) { |
| if ((updateSet & UPDATE_PARAM_INITIALIZE) != 0) { |
| updateCameraParametersInitialize(); |
| } |
| |
| if ((updateSet & UPDATE_PARAM_ZOOM) != 0) { |
| updateCameraParametersZoom(); |
| } |
| |
| if ((updateSet & UPDATE_PARAM_PREFERENCE) != 0) { |
| updateCameraParametersPreference(); |
| } |
| |
| if (mCameraDevice != null) { |
| mCameraDevice.applySettings(mCameraSettings); |
| } |
| } |
| |
| // If the Camera is idle, update the parameters immediately, otherwise |
| // accumulate them in mUpdateSet and update later. |
| private void setCameraParametersWhenIdle(int additionalUpdateSet) { |
| mUpdateSet |= additionalUpdateSet; |
| if (mCameraDevice == null) { |
| // We will update all the parameters when we open the device, so |
| // we don't need to do anything now. |
| mUpdateSet = 0; |
| return; |
| } else if (isCameraIdle()) { |
| setCameraParameters(mUpdateSet); |
| updateSceneMode(); |
| mUpdateSet = 0; |
| } else { |
| if (!mHandler.hasMessages(MSG_SET_CAMERA_PARAMETERS_WHEN_IDLE)) { |
| mHandler.sendEmptyMessageDelayed(MSG_SET_CAMERA_PARAMETERS_WHEN_IDLE, 1000); |
| } |
| } |
| } |
| |
| @Override |
| public boolean isCameraIdle() { |
| return (mCameraState == IDLE) || |
| (mCameraState == PREVIEW_STOPPED) || |
| ((mFocusManager != null) && mFocusManager.isFocusCompleted() |
| && (mCameraState != SWITCHING_CAMERA)); |
| } |
| |
| @Override |
| public boolean isImageCaptureIntent() { |
| String action = mActivity.getIntent().getAction(); |
| return (MediaStore.ACTION_IMAGE_CAPTURE.equals(action) |
| || CameraActivity.ACTION_IMAGE_CAPTURE_SECURE.equals(action)); |
| } |
| |
| private void setupCaptureParams() { |
| Bundle myExtras = mActivity.getIntent().getExtras(); |
| if (myExtras != null) { |
| mSaveUri = (Uri) myExtras.getParcelable(MediaStore.EXTRA_OUTPUT); |
| mCropValue = myExtras.getString("crop"); |
| } |
| } |
| |
| private void initializeCapabilities() { |
| mCameraCapabilities = mCameraDevice.getCapabilities(); |
| mFocusAreaSupported = mCameraCapabilities.supports(CameraCapabilities.Feature.FOCUS_AREA); |
| mMeteringAreaSupported = mCameraCapabilities.supports(CameraCapabilities.Feature.METERING_AREA); |
| mAeLockSupported = mCameraCapabilities.supports(CameraCapabilities.Feature.AUTO_EXPOSURE_LOCK); |
| mAwbLockSupported = mCameraCapabilities.supports(CameraCapabilities.Feature.AUTO_WHITE_BALANCE_LOCK); |
| mContinuousFocusSupported = |
| mCameraCapabilities.supports(CameraCapabilities.FocusMode.CONTINUOUS_PICTURE); |
| } |
| |
| @Override |
| public void onZoomChanged(float ratio) { |
| // Not useful to change zoom value when the activity is paused. |
| if (mPaused) { |
| return; |
| } |
| mZoomValue = ratio; |
| if (mCameraSettings == null || mCameraDevice == null) { |
| return; |
| } |
| // Set zoom parameters asynchronously |
| mCameraSettings.setZoomRatio(mZoomValue); |
| mCameraDevice.applySettings(mCameraSettings); |
| } |
| |
| @Override |
| public int getCameraState() { |
| return mCameraState; |
| } |
| |
| @Override |
| public void onMemoryStateChanged(int state) { |
| mAppController.setShutterEnabled(state == MemoryManager.STATE_OK); |
| } |
| |
| @Override |
| public void onLowMemory() { |
| // Not much we can do in the photo module. |
| } |
| |
| // For debugging only. |
| public void setDebugUri(Uri uri) { |
| mDebugUri = uri; |
| } |
| |
| // For debugging only. |
| private void saveToDebugUri(byte[] data) { |
| if (mDebugUri != null) { |
| OutputStream outputStream = null; |
| try { |
| outputStream = mContentResolver.openOutputStream(mDebugUri); |
| outputStream.write(data); |
| outputStream.close(); |
| } catch (IOException e) { |
| Log.e(TAG, "Exception while writing debug jpeg file", e); |
| } finally { |
| CameraUtil.closeSilently(outputStream); |
| } |
| } |
| } |
| |
| @Override |
| public void onRemoteShutterPress() { |
| mHandler.post(new Runnable() { |
| @Override |
| public void run() { |
| focusAndCapture(); |
| } |
| }); |
| } |
| } |
