net.ifok.common.image

类 ImageCompressUtils

java.lang.Object

net.ifok.common.image.ImageCompressUtils

public class ImageCompressUtils
extends Object

构造器概要

构造器

构造器和说明
ImageCompressUtils()

方法概要

限定符和类型	方法和说明
static void	compress(InputStream src, OutputStream target, float quality) 流方式输入输出图片压缩
static void	compress(InputStream src, OutputStream target, float quality, String format) 流方式输入输出图片压缩
static void	compressAndReSize(InputStream src, OutputStream target, float quality, int width, int height) 压缩并重置大小(流式)
static void	compressAndReSize(InputStream src, OutputStream target, float quality, int width, int height, String format)
static void	compressAndSizeHeight(InputStream src, OutputStream target, float quality, int height) 根据宽比例压缩(流式)
static void	compressAndSizeHeight(InputStream src, OutputStream target, float quality, int height, String format) 根据宽比例压缩(流式)
static void	compressAndSizeWidth(InputStream src, OutputStream target, float quality, int width) 根据宽比例压缩(流式)
static void	compressAndSizeWidth(InputStream src, OutputStream target, float quality, int width, String format) 根据宽比例压缩(流式)
static void	compressAndWatermark(InputStream src, OutputStream target, InputStream mark, net.coobird.thumbnailator.geometry.Positions position, float opacity, float quality) 压缩并添加图片水印(流式)
static void	compressAndWatermark(InputStream src, OutputStream target, InputStream mark, net.coobird.thumbnailator.geometry.Positions position, float opacity, float quality, String format) 压缩并添加图片水印(流式)
static void	compressAndWatermarks(InputStream src, OutputStream target, InputStream mark, List<net.coobird.thumbnailator.geometry.Positions> positions, float opacity, float quality, String format)

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

ImageCompressUtils

public ImageCompressUtils()

方法详细资料

compress

public static void compress(InputStream src,
                            OutputStream target,
                            float quality)
                     throws IOException

流方式输入输出图片压缩

参数:

src - 文件输入流（单个）

target - 压缩后文件输出流（单个）

quality - 压缩质量

抛出:

IOException

compress

public static void compress(InputStream src,
                            OutputStream target,
                            float quality,
                            String format)
                     throws IOException

流方式输入输出图片压缩

参数:

src - 文件输入流（单个）

target - 压缩后文件输出流（单个）

quality - 压缩质量

抛出:

IOException

compressAndReSize

public static void compressAndReSize(InputStream src,
                                     OutputStream target,
                                     float quality,
                                     int width,
                                     int height)
                              throws IOException

压缩并重置大小(流式)

参数:

src -

target -

quality -

width -

height -

抛出:

IOException

compressAndReSize

public static void compressAndReSize(InputStream src,
                                     OutputStream target,
                                     float quality,
                                     int width,
                                     int height,
                                     String format)
                              throws IOException

参数:

src -

target -

quality -

width -

height -

format -

抛出:

IOException

compressAndSizeWidth

public static void compressAndSizeWidth(InputStream src,
                                        OutputStream target,
                                        float quality,
                                        int width)
                                 throws IOException

根据宽比例压缩(流式)

参数:

src -

target -

quality -

width -

抛出:

IOException

compressAndSizeWidth

public static void compressAndSizeWidth(InputStream src,
                                        OutputStream target,
                                        float quality,
                                        int width,
                                        String format)
                                 throws IOException

根据宽比例压缩(流式)

参数:

src -

target -

quality -

width -

抛出:

IOException

compressAndSizeHeight

public static void compressAndSizeHeight(InputStream src,
                                         OutputStream target,
                                         float quality,
                                         int height)
                                  throws IOException

根据宽比例压缩(流式)

参数:

src -

target -

quality -

height -

抛出:

IOException

compressAndSizeHeight

public static void compressAndSizeHeight(InputStream src,
                                         OutputStream target,
                                         float quality,
                                         int height,
                                         String format)
                                  throws IOException

根据宽比例压缩(流式)

参数:

src -

target -

quality -

height -

抛出:

IOException

compressAndWatermark

public static void compressAndWatermark(InputStream src,
                                        OutputStream target,
                                        InputStream mark,
                                        net.coobird.thumbnailator.geometry.Positions position,
                                        float opacity,
                                        float quality)
                                 throws IOException

压缩并添加图片水印(流式)

参数:

src - 原图

target - 输出图

mark - 水印图片

position - 水印位置

opacity - 水印透明度 0.0f-1.0f

quality - 图片质量 0-1

抛出:

IOException

compressAndWatermark

public static void compressAndWatermark(InputStream src,
                                        OutputStream target,
                                        InputStream mark,
                                        net.coobird.thumbnailator.geometry.Positions position,
                                        float opacity,
                                        float quality,
                                        String format)
                                 throws IOException

压缩并添加图片水印(流式)

参数:

src - 原图

target - 输出图

mark - 水印图片

position - 水印位置

opacity - 水印透明度 0.0f-1.0f

quality - 图片质量 0-1

抛出:

IOException

compressAndWatermarks

public static void compressAndWatermarks(InputStream src,
                                         OutputStream target,
                                         InputStream mark,
                                         List<net.coobird.thumbnailator.geometry.Positions> positions,
                                         float opacity,
                                         float quality,
                                         String format)
                                  throws IOException

抛出:

IOException