Files
CanFly
CanFly.Canvas
DH.Commons
Base
Enums
Exception
Helper
AttributeHelper.cs
ConfigHelper.cs
EnumHelper.cs
HDevEngineTool.cs
ImageSaveHelper.cs
LoggerHelper.cs
OpenCVEngineTool.cs
SchemeHelper.cs
StaticHelper.cs
SystemConfigHelper.cs
UIHelper.cs
Interface
Models
DH.Commons.csproj
GlobalVar.cs
DH.Commons.Devies
DH.Devices.Camera
DH.Devices.Motion
DH.Devices.PLC
DH.Devices.Vision
DH.UI.Model.Winform
DHSoftware
.gitignore
DHSoftware.sln
README.md
DHDHSoftware/DH.Commons/Helper/ImageSaveHelper.cs
2025-04-02 14:41:26 +08:00

108 lines
3.7 KiB
C#

using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using DH.Commons.Helper;
namespace DH.Commons.Enums
{
public class ImageSaveHelper
{
public event Action<DateTime, string> OnImageSaveExceptionRaised;
//private string baseDirectory = "";
//public string BaseDirectory
//{
// get => baseDirectory;
// set
// {
// baseDirectory = value;
// if (string.IsNullOrWhiteSpace(baseDirectory) || !Path.IsPathRooted(baseDirectory))
// {
// baseDirectory = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Images");
// }
// }
//}
public bool EnableImageSave { get; set; } = true;
public ImageSaveHelper() { }
public ImageSaveHelper(bool enableImageSave = true)
{
EnableImageSave = enableImageSave;
}
object lockObj = new object();
////耗时操作从 _taskFactory分配线程
//public TaskFactory _taskFactory = new TaskFactory(TaskCreationOptions.LongRunning, TaskContinuationOptions.LongRunning);
readonly ConcurrentQueue<ImageSaveSet> _imageQueue = new ConcurrentQueue<ImageSaveSet>();
Task _saveTask = null;
readonly object _saveLock = new object();
public async void ImageSaveAsync(ImageSaveSet set)
{
if (!EnableImageSave)
return;
await Task.Run(() =>
{
_imageQueue.Enqueue(set);
lock (_saveLock)
{
if (_saveTask == null)
{
_saveTask = Task.Run(async () =>
{
try
{
while (true)
{
while (_imageQueue.Count > 0)
{
if (_imageQueue.TryDequeue(out ImageSaveSet saveSet))
{
if (!Directory.Exists(Path.GetDirectoryName(saveSet.FullName)))
{
Directory.CreateDirectory(Path.GetDirectoryName(saveSet.FullName));
}
if (saveSet.SaveImage != null)
{
saveSet.SaveImage.Save(saveSet.FullName, saveSet.ImageFormat);
saveSet.SaveImage.Dispose();
}
saveSet = null;
}
}
await Task.Delay(2000);
}
}
catch (Exception ex)
{
OnImageSaveExceptionRaised?.Invoke(DateTime.Now, $"图片保存异常:{ex.GetExceptionMessage()}");
}
});
}
}
});
}
}
public class ImageSaveSet
{
public string FullName { get; set; }//带后缀 全路径
public Bitmap SaveImage { get; set; }
public ImageFormat ImageFormat { get; set; } = ImageFormat.Jpeg;
}
}