Iphone and Ipad app icons and startup animations developed for IOS

When we use xcode to develop iPhone and iPad applications, we can use the following table to set the application icons and startup images:

Image name	ImageSize(Unit: pixels)	Application Platform
Icon.png	57x57	Application icon
Icon-settings.png	29x29	Set the application icon for the region. Option name: Icon-Small.png
Icon ~ Ipad.png	72x72	The application icon of the iPad. Option name: Icon-72.png. Add some smaller ones (IPAD documentation: 64 × 64, other optional 32 × 32 , 24 × 24, 16 × 16) custom icons to your project.
Icon-spot ~ Ipad.png	50x50	The search icon of the iPad on spotlight. Option name: Icon-50.png. IPhone OS trim increases by 1 pixel and shadow from each side. The actual size is 48x48 pixels.
ITunesArtwork.png	512x512	ITunes App StoreApplication icon. UploadITunes. It is included in the application package, with the file name:ITunesArtwork.Use this image on the iPhone OS of the iPad application. If this image is not provided, a large (320 × 320) file icon is generated.
Default.png	320 (w) x 480 (h)	IPhone/iPod 2, 3Vertical startImage
Default@2x.png	640 (w) x 960 (h)	IPhone 4High DefinitionVertical startImage
Default ~ Ipad.png	768 (w) x 1024 (h)	IPad.Specify Vertical startImage.If there is no more specific image, use this boot image. This image needs to be designed with a full-size template (768x1024. By default, this image occupies the top of the screen with a status bar of 20 pixels
Optional icons and images:
Icon@2x.png	114x114	IPhone 4 HD app icons
Icon-settings@2x.png	58x58	IPhone 4 HD app icons in settings and search areas
Icon-doc.png	22 (w) x 29 (h)	Text icon
Icon-doc@2x.png	44 (w) x 58 (h)	IPhone 4 HD text icon
Icon-Doc ~ Ipad.png	64x64	IPad text icon (small)
Icon-doc320 ~ Ipad.png	320x320	IPad text icon (large)
Background-xxx.png	320 (w) x 480 (h) 640 (w) x 960 (h) 768 (w) x 1024 (h)	IPhone/iPod Touch 2, 3 background image, IPhone 4 background image, Full Size IPad background image, Full size. The full size is used by default because the status bar of most applications is hidden.
Default-PortraitUpsideDown ~ Ipad.png	768 (w) x 1004 (h)	Specifies a PortraitUpsideDown startup screen for the iPad.
Default-LandscapeLeft ~ Ipad.png	1024 (w) x 748 (h)	The iPad specifies a LandscapeLeft boot screen.
Default-LandscapeRight ~ Ipad.png	1024 (w) x 748 (h)	The iPad specifies a LandscapeRight boot screen.
Default-Portrait ~ Ipad.png	768 (w) x 1004 (h)	Specifies a Portrait boot screen for the iPad.
Default-Landscape ~ Ipad.png	1024 (w) x 748 (h)	The iPad specifies a Landscape boot screen.