/// <summary>
/// 获取JPGExif信息
/// </summary>
/// <param name="fullName">文件全名</param>
/// <returns>JPGExif</returns>
public static JPGExif GetJPGExif(string fullName)
{
JPGExif info = new JPGExif();
Image img;
try
{
img = Image.FromFile(fullName); //建立新的图像
}
catch
{
img = null;
return(info);
}
PropertyItem[] pt = img.PropertyItems;//获取图片中的exif 信息 ，此时该信息是数组
info.PicPreview = img;
info.Width = img.Width;
info.Height = img.Height;
for (int i = 0; i < pt.Length; i++)
{
PropertyItem p = pt[i];
switch (pt[i].Id)
{
// 设备制造商
case 0x010F:
info.Maker = System.Text.ASCIIEncoding.ASCII.GetString(p.Value);
break;
// 设备型号
case 0x0110:
info.Model = GetValueOfType2(p.Value);
break;
// 拍照时间
case 0x0132:
info.ShootingTime = GetValueOfType2(p.Value);
break;
// 曝光时间
case 0x829A:
info.ExposureTime = GetValueOfType5(p.Value);
break;
// ISO
case 0x8827:
info.ISO = GetValueOfType3(p.Value);
break;
//相片的焦距
case 0x920a:
info.FocalLength = GetValueOfType5A(p.Value);
break;
//相片的光圈值
case 0x829D:
info.F_Number = GetValueOfType5A(p.Value);
break;
//闪光灯
case 0x9209:
info.FlashLamp = GetValueOfType3(p.Value);
break;
default:
break;
}
}
return(info);
}
private void SetJPG(JPGExif jpgExif)
{
this.dblProList.Items.Clear();
this.dblProList.Columns.Clear();
ColumnHeader property = new ColumnHeader();
ColumnHeader value = new ColumnHeader();
property.Text = "属性";
value.Text = "值";
property.Width = 80;
value.Width = 120;
this.dblProList.Columns.AddRange(new System.Windows.Forms.ColumnHeader[] {
property,
value
});
ListViewItem[] items = new ListViewItem[10];
items[0] = new ListViewItem(new string[] {
"相机制造商", ""
});
items[1] = new ListViewItem(new string[] {
"相机型号", ""
});
items[2] = new ListViewItem(new string[] {
"拍摄时间", ""
});
items[3] = new ListViewItem(new string[] {
"光圈值", ""
});
items[4] = new ListViewItem(new string[] {
"曝光时间", ""
});
items[5] = new ListViewItem(new string[] {
"ISO速度", ""
});
items[6] = new ListViewItem(new string[] {
"闪光灯", ""
});
items[7] = new ListViewItem(new string[] {
"焦距", ""
});
items[8] = new ListViewItem(new string[] {
"宽度", ""
});
items[9] = new ListViewItem(new string[] {
"高度", ""
});
this.pnlPic.Visible = true;
if (this.picPreview.Image != null)
{
this.picPreview.Image.Dispose();
}
this.dblProList.Items.AddRange(items);
this.dblProList.Items[0].SubItems[1].Text = jpgExif.Maker;
this.dblProList.Items[1].SubItems[1].Text = jpgExif.Model;
this.dblProList.Items[2].SubItems[1].Text = jpgExif.ShootingTime;
this.dblProList.Items[3].SubItems[1].Text = jpgExif.F_Number;
this.dblProList.Items[4].SubItems[1].Text = jpgExif.ExposureTime;
this.dblProList.Items[5].SubItems[1].Text = jpgExif.ISO;
this.dblProList.Items[6].SubItems[1].Text = jpgExif.FlashLamp;
this.dblProList.Items[7].SubItems[1].Text = jpgExif.FocalLength;
this.dblProList.Items[8].SubItems[1].Text = jpgExif.Width.ToString();
this.dblProList.Items[9].SubItems[1].Text = jpgExif.Height.ToString();
this.picPreview.Image = jpgExif.PicPreview;
}
