private void WriteFile2(CMyTask task)
{
string filename = string.Format("{0}\\{1}", TestDir, task.Name);
WaveFileWriter writer = new WaveFileWriter(filename, new WaveFormat(8000, 16, 1));
foreach (var item in task.BufferList)
{
writer.Write(item, 0, item.Length);
}
//偷看一下task與其property的generation : 通通都是generation 2 (包括task自己)
//writer是generation 0
//if (Counter % 1000 == 0)
//{
// ShowGeneration(task);
// ShowGeneration(task.Name);
// ShowGeneration(task.BufferList);
// ShowGeneration(writer);
//}
writer.Close();
writer.Dispose();
writer = null;
//GC似乎只會自動回收 generation 最新的那層
//所以這函式內要是有做new，傳入的那個List就不會被快速回收到，要等很久
//傳入的參數跨thread，測驗過它的generation==2
if (Counter % 1000 == 0)
{
GC.Collect(2);
}
Interlocked.Decrement(ref Counter);
}
private void ThreadConsumer()
{
while (Counter > 0)
{
//同一條thread的記憶體似乎都是同一代generation....
CMyTask task = null;
if (TaskQueue.TryDequeue(out task))
{
WriteFile2(task);
}
}
}
private void DoProducerTest(int times)
{
for (int i = 0; i < times; i++)
{
CMyTask task = new CMyTask();
for (int j = 0; j < 50 * 3; j++)
{
var data = new byte[720];
task.BufferList.Add(data);
}
Interlocked.Increment(ref Counter);
TaskQueue.Enqueue(task);
}
System.Threading.Thread consumer = new Thread(ThreadConsumer);
consumer.Start();
}
