基本定義:CxImage類庫是一個優秀的圖像操作類庫。它可以快捷地存取、顯示、轉換各種圖像。
下載地址:http://www.codeproject.com/KB/graphics/cximage.aspx
配置環境:
1、拷貝CxImage到項目目錄
a、編譯CxImage
b、cximage600_full\CxImage:所有的頭文件和源文件
c、查找所有的lib
2、添加頭文件目錄
CxImage\Include
3、添加庫文件目錄
CxImage\lib
3、添加鏈接
cximage.lib
demod.lib
j2k.lib
jasper.lib
jbig.lib
jpeg.lib
png.lib
tiff.lib
zlib.lib
4、程序中添加頭文件
#include "ximage.h"
基本用法
打開:
- CxImage image;
- if(image.load("name",類型))
- {
- CDC *pDC = GetDC();
- image.Draw(pDC->GetSafeHDC(),CRect rect(0,0,100,100));
- pDC->DeleteDC;
- }
旋轉:
- CxImage smallImage;//旋轉后的圖片
- image.Rotate(90,&smallImage);//旋轉90,並且保存到smallImage中
- smallImage.Save(保存的名字,類型);
鏡像:
- CxImage ImgTmp = image;
- if(ImgTmp.Mirror())
- {
- image.Draw(.... , .....);
- }
縮放:
- <div class="container"><div class="line number1 index0 alt2"><code class="cpp plain">CxImage samllImg; </code></div><div class="line number2 index1 alt1"><code class="cpp spaces"></code></div><div class="line number3 index2 alt2"><code class="cpp plain">image.Resample(新寬度,新高度,0,&smallImg); </code></div><div class="line number4 index3 alt1"><code class="cpp spaces"></code></div><div class="line number5 index4 alt2"><code class="cpp plain">smallImg.Save(</code><code class="cpp string">"自定第一大小.jpg"</code><code class="cpp plain">,CXIMAGE_SUPPORT_JPG);</code></div></div>
剪輯:
- CDC *pDC=GetDC();
- UpdateData();
- CxImage smallImg;
- tempimage.Crop(CRect(m_xTop,m_yTop,m_xWidth,m_yHeiht),&smallImg);
- smallImg.Save("剪輯圖片.jpg",CXIMAGE_SUPPORT_JPG);
- smallImg.Draw(pDC->GetSafeHdc(),CRect(40,70,picwidth,picheight));
- pDC->DeleteDC();
混合:
- CDC *pDC=GetDC();
- CxImage smallImg;
- smallImg.Load("混合源文件.jpg",CXIMAGE_SUPPORT_JPG);
- tempimage.Mix(smallImg,CxImage::OpAvg,0,0,true);
- tempimage.Save("Mix混合.jpg",CXIMAGE_SUPPORT_JPG);
- tempimage.Draw(pDC->GetSafeHdc(),CRect(40,70,picwidth,picheight));