Android -- Camera源码简析，启动流程

boolean recordLocation = RecordLocationPreference.get(

mPreferences, getContentResolver());

mLocationManager.recordLocation(recordLocation);

//设置SD卡广播

installIntentFilter();

mImageSaver = new ImageSaver();

//初始化Zoom

initializeZoom();

//mMediaProviderClient=媒体Provider对象

keepMediaProviderInstance();

//检查硬盘

checkStorage();

//淡出retake和done的Button

hidePostCaptureAlert();

if (!mIsImageCaptureIntent) {

//如果不是第三方开启，则更新缩略图

updateThumbnailButton();

mModePicker.setCurrentMode(ModePicker.MODE_CAMERA);

}

}

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4、surfaceDestroyed

stopPreview();

mSurfaceHolder = null;