2014/10/15 下午 10:13:39

iphone Programming Glossary: screenheight

Creating 16:9 Video Rather than 4:3 - AVAsset Writer - iPhone

http://stackoverflow.com/questions/10358086/creating-169-video-rather-than-43-avasset-writer-iphone

Set the size according to the device type iPhone or iPad . CGSize size CGSizeMake screenWidth screenHeight NSString betaCompressionDirectory NSHomeDirectory stringByAppendingPathComponent @ Documents IntroVideo.mov NSError error..

Scaling AR pictures based on the distance from the camera

http://stackoverflow.com/questions/11913355/scaling-ar-pictures-based-on-the-distance-from-the-camera

a kind of cranky way double GetCCDToScreenSizeRatio double sensorWidth double sensorHeight double screenWidth double screenHeight return sqrt screenWidth screenHeight sqrt sensorWidth sensorHeight Then the ratio I get can be treated as a multiplier... double sensorWidth double sensorHeight double screenWidth double screenHeight return sqrt screenWidth screenHeight sqrt sensorWidth sensorHeight Then the ratio I get can be treated as a multiplier. First I calculate a dimension of my virtual.. double distanceFromPhysicalObject_m double screenWidth UIScreen mainScreen .bounds.size.width double screenHeight UIScreen mainScreen .bounds.size.height return CalculatePhysicalObjectImageDimensionOnScreen FOCAL_LENGTH_IPHONE4 physicalObjectDimension_m..

Images for iphone 5 retina display

http://stackoverflow.com/questions/12532405/images-for-iphone-5-retina-display

horrid as a result . You can manually check the screen size and load the right image like this UIImage myImage CGFloat screenHeight UIScreen mainScreen .bounds.size.height if UIScreen mainScreen .scale 2.f screenHeight 568.0f myImage UIImage imageNamed.. this UIImage myImage CGFloat screenHeight UIScreen mainScreen .bounds.size.height if UIScreen mainScreen .scale 2.f screenHeight 568.0f myImage UIImage imageNamed @ myImage 568h.png else myImage UIImage imageNamed @ myImage.png There's a way of altering..

Screen height compatible in iphone5 and iphone4 [duplicate]

http://stackoverflow.com/questions/12543264/screen-height-compatible-in-iphone5-and-iphone4

to the window You can manually check the screen size and load the right image like this UIImage myImage CGFloat screenHeight UIScreen mainScreen .bounds.size.height if UIScreen mainScreen .scale 2.f screenHeight 568.0f myImage UIImage imageNamed.. this UIImage myImage CGFloat screenHeight UIScreen mainScreen .bounds.size.height if UIScreen mainScreen .scale 2.f screenHeight 568.0f myImage UIImage imageNamed @ myImage 568h@2x.png else myImage UIImage imageNamed @ myImage.png or use catogary from..

How to get screen size using code?

http://stackoverflow.com/questions/3635483/how-to-get-screen-size-using-code

screenBound UIScreen mainScreen bounds CGSize screenSize screenBound.size CGFloat screenWidth screenSize.width CGFloat screenHeight screenSize.height Most people will want the main screen if you have a device attached to a TV you may instead want to iterate..