private void button8_Click_1(object sender, EventArgs e)
{
var bmp = new Bitmap(img);
using (var bitmapReader = new BitmapPixelDataReader(bmp))
{
int work_to_do = bitmapReader.data.Length / thread;
Thread[] threads = new Thread[thread];
Stopwatch watch = new Stopwatch();
watch.Start();
for (int i = 0; i < thread; i++)
{
var start = i * work_to_do;
var stop = (i + 1) * work_to_do;
threads[i] = new Thread(() => ASM.MyProc3(bitmapReader.data, work_to_do, start));
threads[i].Start();
}
for (int i = 0; i < thread; i++)
{
threads[i].Join();
}
watch.Stop();
textBox1.Text = watch.Elapsed.TotalMilliseconds.ToString();
// ASM.MyProc3(bitmapReader.data, bitmapReader.data.Length, 0);
}
bmp.Save("out.jpg", ImageFormat.Jpeg);
}
private void button5_Click(object sender, EventArgs e)
{
var bmp = new Bitmap(img);
// using uzywamy do unmanaged resource po wyjsciu z using skasujemy zasób wywołanie dispose z automatu
using (var bitmapReader = new BitmapPixelDataReader(bmp))
{
int work_to_do = bitmapReader.data.Length / thread;
Thread[] threads = new Thread[thread];
Stopwatch watch = new Stopwatch();
watch.Start();
for (int i = 0; i < thread; i++)
{
var start = i * work_to_do;
var stop = (i + 1) * work_to_do;
threads[i] = new Thread(() => b_w(bitmapReader.data, start, stop));
threads[i].Start();
}
for (int i = 0; i < thread; i++)
{
threads[i].Join();
}
watch.Stop();
textBox1.Text = watch.Elapsed.TotalMilliseconds.ToString();
}
bmp.Save("out.jpg", ImageFormat.Jpeg);
}
private void button6_Click(object sender, EventArgs e)
{
var bmp = new Bitmap(img);
using (var bitmapReader = new BitmapPixelDataReader(bmp))
{
rozmycie(bitmapReader.data, bmp.Height, bmp.Width, thread);
}
bmp.Save("out.jpg", ImageFormat.Jpeg);
}