UIImage(ImageExtend) Category Reference

Declared in TuSDKTSImage+Extend.h

Overview

图片帮助类

+ lsqImageFromColor:

使用颜色获取Image对象

+ (UIImage *)lsqImageFromColor:(UIColor *)color

Parameters

color

颜色对象

Return Value

Image对象

Declared In

TuSDKTSImage+Extend.h

+ lsqCreateOvalImage:fillColor:

创建圆形图像

+ (UIImage *)lsqCreateOvalImage:(NSUInteger)radius fillColor:(UIColor *)fillColor

Parameters

radius

半径
fillColor

填充色

Return Value

图像

Declared In

TuSDKTSImage+Extend.h

+ lsqCreateRectImage:fillColor:

创建矩形图像

+ (UIImage *)lsqCreateRectImage:(CGSize)size fillColor:(UIColor *)fillColor

Parameters

size

尺寸
fillColor

填充色

Return Value

图像

Declared In

TuSDKTSImage+Extend.h

– lsqScaleImage:

缩放图片

- (UIImage *)lsqScaleImage:(CGSize)newSize

Parameters

newSize

新的长宽

Return Value

缩放过的图片

Declared In

TuSDKTSImage+Extend.h

– lsqScaleGeometricAndRotate:

等比旋转缩放 (不得小于 newSize)

- (UIImage *)lsqScaleGeometricAndRotate:(CGSize)newSize

Parameters

newSize

新的长宽

Return Value

等比旋转缩放

Declared In

TuSDKTSImage+Extend.h

– lsqImageLimit:

获取限制最大边长图片

- (UIImage *)lsqImageLimit:(CGFloat)limit

Parameters

limit

最大边长

Return Value

修改限制后的图片

Declared In

TuSDKTSImage+Extend.h

– lsqImageScale:

缩放图片

- (UIImage *)lsqImageScale:(CGFloat)scale

Parameters

scale

缩放比例

Return Value

缩放后的图片

Declared In

TuSDKTSImage+Extend.h

– lsqImageRotatedToUp

旋转图像到UP角度

- (UIImage *)lsqImageRotatedToUp

Return Value

旋转图像到UP角度

Declared In

TuSDKTSImage+Extend.h

– lsqImageCorpWithRatio:

按比例裁剪图片

- (UIImage *)lsqImageCorpWithRatio:(CGFloat)ratio

Parameters

ratio

裁剪比例

Return Value

裁剪后的图片

Declared In

TuSDKTSImage+Extend.h

– lsqFullScreenImage

获取全屏大小图片

- (UIImage *)lsqFullScreenImage

Return Value

全屏大小图片

Declared In

TuSDKTSImage+Extend.h

– lsqFullScreenImageKeepOrientation

获取全屏大小图片 (保持图片原始方向)

- (UIImage *)lsqFullScreenImageKeepOrientation

Return Value

全屏大小图片

Declared In

TuSDKTSImage+Extend.h

– lsqChangeOrientation:

改变图片方向属性

- (UIImage *)lsqChangeOrientation:(UIImageOrientation)orientation

Return Value

图片对象

Declared In

TuSDKTSImage+Extend.h

– lsqMergeAboveImage:

将输入图片拼合到自身上层

- (UIImage *)lsqMergeAboveImage:(UIImage *)inputImage

Parameters

inputImage

输入图片

Return Value

拼合的图片

Declared In

TuSDKTSImage+Extend.h

– lsqJpegDataWithCompress:meta:

转换为JPEG数据

- (NSData *)lsqJpegDataWithCompress:(CGFloat)compress meta:(NSDictionary *)meta

Parameters

compress

压缩率 0-1
meta

图片信息

Return Value

JPEG数据

Declared In

TuSDKTSImage+Extend.h

– lsqSizeTransposed

是否需要长宽换位

- (BOOL)lsqSizeTransposed

Return Value

是否换位

Declared In

TuSDKTSImage+Extend.h

+ lsqDecodedImageWithImage:

重新解析图片

+ (UIImage *)lsqDecodedImageWithImage:(UIImage *)image

Parameters

image

图片对象

Return Value

图片对象

Declared In

TuSDKTSImage+Extend.h

– lsqScaledImageForKey:

根据图片文件名按屏幕DPI进行缩放

- (UIImage *)lsqScaledImageForKey:(NSString *)key

Parameters

key

图片文件名

Return Value

按屏幕DPI进行缩放后的图片

Declared In

TuSDKTSImage+Extend.h

– lsqGetBitmapClipHistListWithClipX:ClipY:fLimit:

Get adaptive histogram equalization

- (uint8_t *)lsqGetBitmapClipHistListWithClipX:(NSUInteger)iClipXNum ClipY:(NSUInteger)iClipYNum fLimit:(CGFloat)fLimit

Parameters

iClipXNum

水平切片数目
iClipYNum

垂直切片数目
fLimit

调节系数

Return Value

uint8_t

Declared In

TuSDKTSImage+Extend.h

– lsqGetBitmapHistRange

Get histogram range

- (NSDictionary *)lsqGetBitmapHistRange

Return Value

NSDictionary

Declared In

TuSDKTSImage+Extend.h

– antiAlias

图片抗锯齿

- (UIImage *)antiAlias

Return Value

抗锯齿后的图片

Availability

v3.4.5

Declared In

TuSDKTSImage+Extend.h