用visual studio完成bmp图片显示及图像处理

发布网友发布时间：2022-09-30 00:58

共1个回答

热心网友时间：2024-12-02 14:27

假设页面有按钮BtnShowImage，图片显示控件pbxShow ，BtnShowImage_Click
为BtnShowImage按钮的Click事件则如下代码可以实现选择图片文件显示图片
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private void BtnShowImage_Click(object sender, EventArgs e)
{
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.InitialDirectory = "c:\\";
openFileDialog.Filter = @"图像文件(JPeg, Gif)|*.jpg;*.jpeg;*.gif;*.bmp;*.png| JPeg 图像文件(*.jpg;*.jpeg)"
+ "|*.jpg;*.jpeg |GIF 图像文件(*.gif)|*.gif |BMP图像文件(*.bmp)|*.bmp|Png图像文件(*.png)"
+ "| *.png ";
openFileDialog.RestoreDirectory = true;
openFileDialog.FilterIndex = 1;

if (openFileDialog.ShowDialog() == DialogResult.OK)
{

var fName = openFileDialog.FileName;

Image img = Image.FromFile(fName);

this.pbxShow.Image = img;

}

}