private void InitCamera()
{
CameraSdkStatus status = 0;
tSdkCameraDevInfo[] DevList;
MvApi.CameraEnumerateDevice(out DevList);
int NumDev = (DevList != null ? DevList.Length : 0);
if (NumDev < 1)
{
MessageBox.Show("未扫描到相机");
return;
}
else if (NumDev == 1)
{
status = MvApi.CameraGrabber_Create(out m_Grabber, ref DevList[0]);
}
else //选择哪个相机
{
status = MvApi.CameraGrabber_CreateFromDevicePage(out m_Grabber);
}
if (status == 0)
{
//获得相机的描述信息
MvApi.CameraGrabber_GetCameraDevInfo(m_Grabber, out m_DevInfo);
//获得相机的句柄
MvApi.CameraGrabber_GetCameraHandle(m_Grabber, out m_hCamera);
//sheshe设置相机配置窗口的启动页面
MvApi.CameraCreateSettingPage(m_hCamera, this.Handle, m_DevInfo.acFriendlyName, null, (IntPtr)0, 0);
//设置RGB回调函数
MvApi.CameraGrabber_SetRGBCallback(m_Grabber, m_FrameCallback, IntPtr.Zero);
tSdkCameraCapbility cap;
//黑白相机设置ISP输出灰度图像
//彩色相机ISP默认输出BGR24图像
//获得相机特性
MvApi.CameraGetCapability(m_hCamera, out cap);
//表示该型号相机是否为黑白相机,如果是黑白相机，则颜色相关的功能都无法调节
if (cap.sIspCapacity.bMonoSensor != 0)
{
MvApi.CameraSetIspOutFormat(m_hCamera, (uint)MVSDK.emImageFormat.CAMERA_MEDIA_TYPE_MONO8);
//创建灰度调色板
Bitmap Image = new Bitmap(1, 1, PixelFormat.Format8bppIndexed);
m_GrayPal = Image.Palette;
for (int Y = 0; Y < m_GrayPal.Entries.Length; Y++)
{
m_GrayPal.Entries[Y] = Color.FromArgb(255, Y, Y, Y);
}
}
//设置vflip，由于sdk输出的数据默认是从底部到顶部，打开flip后就可以直接转成bitmap
MvApi.CameraSetMirror(m_hCamera, 1, 1);
// MvApi.CameraGrabber_StartLive(m_Grabber);
}
else
{
MessageBox.Show(String.Format("打开相机失败，原因：{0}", status));
}
}
private bool InitCamera()
{
CameraSdkStatus status = 0;
tSdkCameraDevInfo[] DevList;
MvApi.CameraEnumerateDevice(out DevList);
int NumDev = (DevList != null ? DevList.Length : 0);
if (NumDev < 1)
{
System.Windows.MessageBox.Show("未扫描到相机");
return(false);
}
else if (NumDev == 1)
{
status = MvApi.CameraGrabber_Create(out m_Grabber, ref DevList[0]);
}
else
{
status = MvApi.CameraGrabber_CreateFromDevicePage(out m_Grabber);
}
if (status == 0)
{
MvApi.CameraGrabber_GetCameraDevInfo(m_Grabber, out m_DevInfo);
MvApi.CameraGrabber_GetCameraHandle(m_Grabber, out m_hCamera);
var handle = (new WindowInteropHelper(window)).Handle;
MvApi.CameraCreateSettingPage(m_hCamera, handle, m_DevInfo.acFriendlyName, null, (IntPtr)0, 0);
MvApi.CameraGrabber_SetRGBCallback(m_Grabber, m_FrameCallback, IntPtr.Zero);
// 黑白相机设置ISP输出灰度图像
// 彩色相机ISP默认会输出BGR24图像
tSdkCameraCapbility cap;
MvApi.CameraGetCapability(m_hCamera, out cap);
if (cap.sIspCapacity.bMonoSensor != 0)
{
MvApi.CameraSetIspOutFormat(m_hCamera, (uint)MVSDK.emImageFormat.CAMERA_MEDIA_TYPE_MONO8);
// 创建灰度调色板
Bitmap Image = new Bitmap(1, 1, System.Drawing.Imaging.PixelFormat.Format8bppIndexed);
m_GrayPal = Image.Palette;
for (int Y = 0; Y < m_GrayPal.Entries.Length; Y++)
{
m_GrayPal.Entries[Y] = System.Drawing.Color.FromArgb(255, Y, Y, Y);
}
}
// 设置VFlip，由于SDK输出的数据默认是从底到顶的，打开VFlip后就可以直接转换为Bitmap
MvApi.CameraSetMirror(m_hCamera, 1, 1);
// 设置相机预设分辨率
tSdkImageResolution t;
MvApi.CameraGetImageResolution(m_hCamera, out t);
t.iIndex = 8;//切换预设分辨率， 只需要设定index值就行了。640*480 mono bin
MvApi.CameraSetImageResolution(m_hCamera, ref t);
// 为了演示如何在回调中使用相机数据创建Bitmap并显示到PictureBox中，这里不使用SDK内置的绘制操作
//MvApi.CameraGrabber_SetHWnd(m_Grabber, this.DispWnd.Handle);
MvApi.CameraGrabber_StartLive(m_Grabber);
return(true);
}
else
{
System.Windows.MessageBox.Show(String.Format("打开相机失败，原因：{0}", status));
}
return(false);
}
