附录 MATLAB图像处理工具箱函数 (1).doc

附录MATLAB图像处理工具箱函数
表1通用函数
函数功能语法colorbar显示颜色条colorbar
colorbar(...,'peer',axes_handle)
colorbar(axes_handle)
colorbar('location')
colorbar(...,'PropertyName',propertyvalue)
cbar_axes=colorbar(...)getimage从坐标轴取得图像数据A=getimage(h)
[x,y,A]=getimage(h)
[...,A,flag]=getimage(h)
[...]=getimageimage创建并显示图像对象image(C)
image(x,y,C)
image(...,'PropertyName',PropertyValue,...)
image('PropertyName',PropertyValue,...)Formalsyntax-PN/PVonly
handle=image(...)imagesc按图像显示数据矩阵imagesc(C)
imagesc(x,y,C)
imagesc(...,clims)
h=imagesc(...)imshow显示图像imshow(I,n)
imshow(I,[lowhigh])
imshow(BW)
imshow(X,map)
imshow(RGB)
imshow(…,display_option)
imshow(x,y,A,…)
imshowfilename
h=imshow(…)imview利用图像浏览器显示图像imview(I)
imview(RGB)
imview(X,map)
imview(I,range)
imview(filename)
imview(...,'InitialMagnification',initial_mag)
h=imview(...)
imviewcloseallmontage在矩形框中同时显示多帧图像montage(I)
montage(BW)
montage(X,map)
montage(RGB)
h=montage(...)immovie创建多帧索引色图像的电影动画mov=immovie(X,map)
mov=immovie(RGB)subimage在一个图形中显示多个图像，结合函数subplot使用subimage(X,map)
subimage(I)
subimage(BW)
subimage(RGB)
subimage(x,y,...)
h=subimage(...)truesize调整图像显示尺寸truesize(fig,[mrowsmcols])
truesize(fig)wrap将图像显示到纹理映射表面warp(X,map)
warp(I,n)
warp(BW)
warp(RGB)
warp(z,...)
warp(x,y,z,...)
h=warp(...)zoom缩放图像或图形zoomon
zoomoff
zoomout
zoomreset
zoom
zoomxon
zoomyon
zoom(factor)
zoom(fig,option)

表2图像文件I/O函数
函数功能语法imfinfo返回图像文件信息info=imfinfo(filename,fmt)
info=imfinfo(filename)imread从图像文件中读取图像A=imread(filename,fmt)
[X,map]=imread(filename,fmt)
[...]=imread(filename)
[...]=imread(URL,...)
[...]=imread(...,idx)
(CUR,GIF,ICO,andTIFFonly)
[...]=imread(...,'PixelRegion',{ROWS,COLS})(TIFFonly)
[...]=imread(...,'frames',idx)(GIFonly)
[...]=imread(...,ref)(HDFonly)
[...]=imread(...,'BackgroundColor',BG)
(PNGonly)
[A,map,alpha]=imread(...)
(ICO,CUR,andPNGonly)imwrite把图像写入图像文件中imwrite(A,filename,fmt)
imwrite(X,map,filename,fmt)
imwrite(...,filename)
imwrite(...,Param1,Val1,Param2,Val2...)

表3空间变换函数
函数功能语法findbounds为空间变换寻找输出边界ou