private void btnTask_Click(object sender, RoutedEventArgs e)
{
string path;
int quality;
int maxLine;
if (!CheckInit(out path, out quality, out maxLine))
{
return;
}
string[] pathList = GetAllFilePathList(path);
sb.Clear();
curProgress = 0;
maxProgress = pathList.Length;
Task[] taskList = new Task[pathList.Length];
sw.Restart();
btnTask.IsEnabled = false;
for (int i = 0; i < taskList.Length; i++)
{
int index = i;
taskList[i] = Task.Run(() =>
{
string sFile = pathList[index];
string dFile = sFile + ".jpg";
string errMsg = "";
//Console.WriteLine("开始处理："+ sFile);
if (!HandlerForImg.GetPicThumbnail(sFile, dFile, ref errMsg, quality, maxLine))
{
sb.AppendLine(sFile);
sb.AppendLine(errMsg);
}
Dispatcher.BeginInvoke(new InvokeDelegate(InvokeMethod), DispatcherPriority.ApplicationIdle);
curProgress++;
//Console.WriteLine("处理完毕：" + sFile);
});
}
Task.Run(() =>
{
Task.WaitAll(taskList);
Dispatcher.BeginInvoke(new InvokeDelegate(InvokeMethod), DispatcherPriority.ApplicationIdle);
sw.Stop();
string str;
if (sb.Length > 0)
{
WriteToFile.WriteInToFile(sb.ToString());
sb.Clear();
str = string.Format("完成！！耗时{0}。\n失败{1}次，见log.txt。", sw.Elapsed.ToString(), sb.Length / 2);
}
else
{
str = string.Format("完成！！耗时{0}：。", sw.Elapsed.ToString());
}
MessageBox.Show(str);
btnTask.IsEnabled = true;
});
}
private void BtnInvoke_Click(object sender, RoutedEventArgs e)
{
string path;
int quality;
int maxLine;
if (!CheckInit(out path, out quality, out maxLine))
{
return;
}
string[] pathList = GetAllFilePathList(path);
sb.Clear();
curProgress = 0;
maxProgress = pathList.Length;
Action[] actionList = new Action[pathList.Length];
Console.WriteLine("start");
sw.Restart();
for (int i = 0; i < actionList.Length; i++)
{
int index = i;
actionList[i] = () =>
{
string sFile = pathList[index];
string dFile = sFile + ".jpg";
string errMsg = "";
//Console.WriteLine("开始处理：" + sFile);
if (!HandlerForImg.GetPicThumbnail(sFile, dFile, ref errMsg, quality, maxLine))
{
Console.WriteLine(errMsg);
sb.AppendLine(sFile);
}
Dispatcher.BeginInvoke(new InvokeDelegate(InvokeMethod), DispatcherPriority.ApplicationIdle);
curProgress++;
//Console.WriteLine("处理完毕：" + sFile);
};
}
Task.Run(() =>
{
Parallel.Invoke(actionList);
Console.WriteLine("finish " + sw.Elapsed);
});
}
private void Button_Click_1(object sender, RoutedEventArgs e)
{
string path;
int quality;
int maxLine;
if (!CheckInit(out path, out quality, out maxLine))
{
return;
}
string[] pathList = GetAllFilePathList(path);
sb.Clear();
curProgress = 0;
maxProgress = pathList.Length;
sw.Restart();
ParallelOptions po = new ParallelOptions();
po.MaxDegreeOfParallelism = pathList.Length / 2;
var loopResult = Parallel.For(0, pathList.Length, i =>
{
string sFile = pathList[i];
string dFile = sFile + ".jpg";
string errMsg = "";
if (!HandlerForImg.GetPicThumbnail(sFile, dFile, ref errMsg, quality, maxLine))
{
Console.WriteLine(errMsg);
sb.AppendLine(sFile);
}
Dispatcher.BeginInvoke(new InvokeDelegate(InvokeMethod), DispatcherPriority.ApplicationIdle);
curProgress++;
});
sw.Stop();
Console.WriteLine(loopResult.IsCompleted + "finish " + sw.Elapsed);
WriteToFile.WriteInToFile(sb.ToString());
}
