fo-dicom .net core 如何获取图像bitmap
.net core 引用 fo-dicom.Drawing 如何获取图像bitmap
ImageManager.SetImplementation(WinFormsImageManager.Instance);
//读取DCM文件流
using (FileStream fs = new FileStream("d://Heart.dcm", FileMode.Open, FileAccess.Read))
{
//解析dicom文件流
Dicom.DicomFile dcm = Dicom.DicomFile.Open(fs);
//读取dicom文件中的图像
DicomImage dicomImage = new DicomImage(dcm.Dataset);
for (int i = 0; i < dicomImage.NumberOfFrames; i++)
{
var bmp = dicomImage.RenderImage(i).AsSharedBitmap();
MemoryStream ms = new MemoryStream();
bmp.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
byte[] arr = new byte[ms.Length];
ms.Position = 0;
ms.Read(arr, 0, (int)ms.Length);
ms.Close();
//转换成base64
string base64 = Convert.ToBase64String(arr);
base64Arry.Add(base64);
}