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1、心电报告加入pdf\jpg格式判断

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mzzyy
lsm 6 months ago
parent f188642dc2
commit ffed00e4a3
4 changed files with 77 additions and 57 deletions
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  1. 36
      PEIS/Model/ReportModel.cs
  2. 92
      PEIS/Utils/ReportHelper.cs
  3. 3
      PEIS/View/Exam/PartForm.cs
  4. 3
      PEIS/View/Exam/TotalForm.cs

36
PEIS/Model/ReportModel.cs
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@ -198,13 +198,37 @@ namespace PEIS.Model
{
using (MemoryStream memoryStream = new MemoryStream(heart[0].ReportImage))
{
Image bitmap = Image.FromStream(memoryStream);
using (MemoryStream stream = new MemoryStream())
if (ReportHelper.IsPdf(heart[0].ReportImage))
{
bitmap.RotateFlip(RotateFlipType.Rotate270FlipNone);
bitmap.Save(stream, ImageFormat.Jpeg);
var img = stream.ToArray();
pacs.Add(new Report { ReportImage = img });
// PDF格式
using (PdfDocument pdfDocument = PdfDocument.Load(memoryStream))
{
for (int pageIndex = 0; pageIndex < pdfDocument.PageCount; pageIndex++)
{
using (Image bitmap = pdfDocument.Render(pageIndex, 2480, 3508, false))
{
using (MemoryStream stream = new MemoryStream())
{
bitmap.RotateFlip(RotateFlipType.Rotate270FlipNone);
bitmap.Save(stream, ImageFormat.Jpeg);
var img = stream.ToArray();
pacs.Add(new Report { ReportImage = img });
}
}
}
}
}
else
{
// 图片格式
Image bitmap = Image.FromStream(memoryStream);
using (MemoryStream stream = new MemoryStream())
{
bitmap.RotateFlip(RotateFlipType.Rotate270FlipNone);
bitmap.Save(stream, ImageFormat.Jpeg);
var img = stream.ToArray();
pacs.Add(new Report { ReportImage = img });
}
}
}

92
PEIS/Utils/ReportHelper.cs
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@ -32,37 +32,7 @@ using FastReport.Export.Pdf;
namespace PEIS.Utils
{
public static class ReportHelper
{
// 逆时针旋转图片的函数
public static Image RotateImage(Image img)
{
// 旋转角度为负90度
float angle = -90f;
// 计算旋转后的图像的矩形范围
RectangleF bounds = new RectangleF(0, 0, img.Height, img.Width);
// 创建旋转后的位图
Bitmap rotatedImage = new Bitmap((int)bounds.Width, (int)bounds.Height);
rotatedImage.SetResolution(img.HorizontalResolution, img.VerticalResolution);
using (Graphics g = Graphics.FromImage(rotatedImage))
{
// 设置插值模式以改善旋转后图像的质量
g.InterpolationMode = InterpolationMode.HighQualityBicubic;
// 设置旋转中心点
g.TranslateTransform(rotatedImage.Width / 2, rotatedImage.Height / 2);
// 旋转角度
g.RotateTransform(angle);
// 将旋转中心点恢复到原点
g.TranslateTransform(-img.Width / 2, -img.Height / 2);
// 绘制旋转后的图片
g.DrawImage(img, new PointF(0, 0));
}
return rotatedImage;
}
{
/// <summary>
/// PDF to Image
@ -73,34 +43,40 @@ namespace PEIS.Utils
{
try
{
// 德宏中医院 ECG 心电保存的结果为图片JPG 不是PDF
using (var ms = new MemoryStream(pdf, 0, pdf.Length))
if (IsPdf(pdf))
{
return Image.FromStream(ms, true);
}
using (var memoryStream = new MemoryStream(pdf))
{
using (var pdfDocument = PdfiumViewer.PdfDocument.Load(memoryStream))
// PDF格式
using (var memoryStream = new MemoryStream(pdf))
{
for (var pageIndex = 0; pageIndex < pdfDocument.PageCount; pageIndex++)
using (var pdfDocument = PdfiumViewer.PdfDocument.Load(memoryStream))
{
using (var bitmap = pdfDocument.Render(pageIndex, 2480, 3508, false))
for (var pageIndex = 0; pageIndex < pdfDocument.PageCount; pageIndex++)
{
using (var stream = new MemoryStream())
using (var bitmap = pdfDocument.Render(pageIndex, 2480, 3508, false))
{
bitmap.RotateFlip(RotateFlipType.Rotate90FlipNone);
bitmap.Save(stream, ImageFormat.Jpeg);
var img = stream.ToArray();
using (var ms = new MemoryStream(img, 0, img.Length))
using (var stream = new MemoryStream())
{
return Image.FromStream(ms, true);
bitmap.Save(stream, ImageFormat.Jpeg);
var img = stream.ToArray();
using (var ms = new MemoryStream(img, 0, img.Length))
{
return Image.FromStream(ms, true);
}
}
}
}
}
}
}
else
{
// 图片格式
using (var ms = new MemoryStream(pdf, 0, pdf.Length))
{
return Image.FromStream(ms, true);
}
}
}
catch (Exception ex)
{
@ -110,6 +86,28 @@ namespace PEIS.Utils
return null;
}
/// <summary>
/// 判断是否PDF
/// </summary>
/// <param name="fileBytes"></param>
/// <returns></returns>
public static bool IsPdf(byte[] fileBytes)
{
const string pdfSignature = "%PDF";
if (fileBytes.Length >= pdfSignature.Length)
{
for (int i = 0; i < pdfSignature.Length; i++)
{
if (fileBytes[i] != pdfSignature[i])
{
return false;
}
}
return true;
}
return false;
}
/// <summary>
/// 获取报告单
/// </summary>

3
PEIS/View/Exam/PartForm.cs
Unescape View File

@ -1016,8 +1016,7 @@ namespace PEIS.View.Exam
var img = ReportHelper.PdfToImg(item.ReportImg);
if (img != null)
{
var newImg = ReportHelper.RotateImage(img);
Invoke(new Action(() => { picReportExt.Image = newImg; }));
Invoke(new Action(() => { picReportExt.Image = img; picReportExt.Dock = DockStyle.Fill; picReportExt.SizeMode = PictureBoxSizeMode.Zoom; }));
}
return;

3
PEIS/View/Exam/TotalForm.cs
Unescape View File

@ -1011,8 +1011,7 @@ namespace PEIS.View.Exam
var img = ReportHelper.PdfToImg(item.ReportImg);
if (img != null)
{
var newImg = ReportHelper.RotateImage(img);
Invoke(new Action(() => { PictureBoxReportExt.Image = newImg; }));
Invoke(new Action(() => { PictureBoxReportExt.Image = img; PictureBoxReportExt.Dock = DockStyle.Fill; PictureBoxReportExt.SizeMode = PictureBoxSizeMode.Zoom; }));
}
return;

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