public void cameraparamset()
{
if (!cameraopen())
{
return;
}
try { if (exposuretime > 0)
{
MvApi.CameraSetExposureTime(m_hCamera, exposuretime);
}
} catch { }
try { if (gain > 0)
{
MvApi.CameraSetGain(m_hCamera, Convert.ToInt32(gain / 100), Convert.ToInt32(gain / 100), Convert.ToInt32(gain / 100));
}
} catch { }
try { if (contrast > 0)
{
MvApi.CameraSetContrast(m_hCamera, contrast);
}
} catch { }
try { if (gamma > 0)
{
MvApi.CameraSetGamma(m_hCamera, Convert.ToInt32(gamma));
}
} catch { }
//try{if (exposuretime > 0) hfg.SetFramegrabberParam("ExposureTime", exposuretime);}catch{}
//try{if (gain > 0) hfg.SetFramegrabberParam("Gain", gain / 100);}catch{}
//try{if (contrast > 0) hfg.SetFramegrabberParam("Contrast", contrast);}catch{}
//try{if (gamma > 0) hfg.SetFramegrabberParam("Gamma", gamma);}catch { }
}
//通过滚动条调节伽马
private void trackBar_Gamma_Scroll(object sender, EventArgs e)
{
if (this.ActiveControl != sender)
{
return;
}
int gamma = trackBar_Gamma.Value;
double fGamma = ((double)gamma) / 100.0;//SDK中伽马的取值范围是0到1000，对应界面上的0到10.0。 1.0的gamma为原始值
//滚动后更新左边输入框的里值
textBox_Gamma.Text = fGamma.ToString();
MvApi.CameraSetGamma(m_hCamera, gamma);
}
//通过文本框调节伽马
private void textBox_Gamma_TextChanged(object sender, EventArgs e)
{
if (this.ActiveControl != sender)
{
return;
}
if (textBox_Gamma.Text == "")
{
return;
}
double fGamma = Convert.ToDouble(textBox_Gamma.Text);
int gamma = (int)(fGamma * 100.0);//SDK中伽马的取值范围是0到1000，对应界面上的0到10.0。 1.0的gamma为原始值
trackBar_Contrast.Value = gamma;
MvApi.CameraSetGamma(m_hCamera, gamma);
}
