public JsonResult UploadPicture()
{
ViewModels.BaseJsonData json = new ViewModels.BaseJsonData();
var file = Request.Files["data"];
if (file == null)
{
json.state = 0;
json.msg_text = "没有文件，请重新上传。";
}
if (Path.GetExtension(file.FileName).ToLower() != ".jpg")
{
json.state = 0;
json.msg_text = "请上传jpg格式文件。";
}
string photoTempDir = ConfigurationManager.AppSettings["tempPhotoPath"];
if (!Directory.Exists(photoTempDir))
{
Directory.CreateDirectory(photoTempDir);
}
string guid = Guid.NewGuid().ToString("N");
string file_name = string.Format("{0}{1}.jpg", photoTempDir, guid);
string file_name_temp = string.Format("{0}{1}_temp.jpg", photoTempDir, guid);
file.SaveAs(file_name);
ImageFun.MakeThumbnail(file_name, file_name_temp, 200, 0, "W");
json.state = 1;
json.data = Path.GetFileName(file_name_temp);
return(Json(json));
}
public JsonResult UploadPicture()
{
ViewModel.BaseJsonData json = new ViewModel.BaseJsonData();
var file = Request.Files["data"];
if (file == null)
{
json.state = 0;
json.msg_text = "没有文件，请重新上传。";
}
if (Path.GetExtension(file.FileName).ToLower() != ".jpg")
{
json.state = 0;
json.msg_text = "请上传jpg格式文件。";
}
string file_name = string.Format("{0}.jpg", DateTime.Now.ToString("yyyyMMddHHmmssfff"));
string file_name_temp = string.Format("{0}_temp.jpg", DateTime.Now.ToString("yyyyMMddHHmmssfff"));
string save_path = Server.MapPath(string.Format("~/images/temp/{0}", file_name));
string save_path_temp = Server.MapPath(string.Format("~/images/temp/{0}", file_name_temp));
file.SaveAs(save_path);
ImageFun.MakeThumbnail(save_path, save_path_temp, 160, 0, "W");
json.state = 1;
json.data = file_name_temp;
return(Json(json));
}
private float compressImage(byte[] bs, int iMaxWidht, int iMaxHeight)
{
MemoryStream ms = new MemoryStream(bs);
System.Drawing.Image img = new System.Drawing.Bitmap(ms);
float fZoom = ImageFun.FitZoom(img.Size.Width, img.Size.Height, iMaxWidht, iMaxHeight);//计算压缩比率
Width = (int)Math.Floor(img.Size.Width * fZoom);
Height = (int)Math.Floor(img.Size.Height * fZoom);
return(fZoom);
}
