public static void main(String[] args){

TiffToJPEGByImageIO tiff = new TiffToJPEGByImageIO();

tiffToJPEGByImageIO(args[0],args[1]);

}

private static void tiffToJPEGByImageIO(String tiff,String path) {

ImageInputStream input;

try {

input = ImageIO.createImageInputStream(new File(tiff));//以图片输入流形式读取到tif

// Get the reader

System.out.println(input);

ImageReader reader = ImageIO.getImageReaders(input).next();//获得image阅读器，阅读对象为tif文件转换的流

String tiffName;

//path = tiff.substring(0, tiff.lastIndexOf("/"));

System.out.println(path);

tiffName = tiff.substring(tiff.lastIndexOf("/"),tiff.lastIndexOf("."));

System.out.println(tiffName);

try {

reader.setInput(input);

// Read page 2 of the TIFF file

int count = reader.getNumImages(true);//tif文件页数

System.out.println(count);

for(int i = 0; i < count; i++){

BufferedImage image = reader.read(i, null);//取得第i页

File f = new File(path,"/"+tiffName+"_"+i+".jpg");

try {

if(!f.exists()){

f.getParentFile().mkdirs();

f.createNewFile();

}

} catch (IOException e) {

e.printStackTrace();

}

ImageIO.write(image, "JPEG", f);//保存图片

}

}

finally {

reader.dispose();

input.close();

}

}catch (IOException e) {

e.printStackTrace();

}

}