private void FaceCapture_Load(object sender, EventArgs e)
{ // 设定初始视频设备
comboBoxVideoDevices.DataSource = new FilterInfoCollection(FilterCategory.VideoInputDevice);
comboBoxVideoDevices.DisplayMember = "Name";
if (comboBoxVideoDevices.Items.Count > 0)
{
comboBoxVideoDevices.SelectedIndex = 0;
if (comboBoxVideoDevices.Items.Count == 1)
{
comboBoxVideoDevices.Enabled = false;
}
}
else
{
button_Play.Enabled = false;
button_Capture.Enabled = false;
}
// 设置图片框初始图像
for (Int32 i = 1; i <= 4; i++)
{
FingerPictureBox box = (FingerPictureBox)this.Controls["fingerPictureBox" + i];
box.InitialImage = Properties.Resources.noimage;
}
}
private void button_Capture_Click(object sender, EventArgs e)
{
// 判断视频设备是否开启
if (vsp.IsRunning)
{ // 进行拍照
for (Int32 i = 1; i <= 4; i++)
{
FingerPictureBox box = (FingerPictureBox)this.Controls["fingerPictureBox" + i];
if (box.ActiveImage == box.InitialImage)
{ // 更新图像
box.ActiveImage = vsp.GetCurrentVideoFrame();
break;
}
}
}
}