private void CameraGrabberSaveImageComplete2(
IntPtr Grabber,
IntPtr Image, // 需要调用CameraImage_Destroy释放
CameraSdkStatus Status,
IntPtr Context)
{
if (Image != IntPtr.Zero)
{
tSdkCameraDevInfo devInfo;
MvApi.CameraGrabber_GetCameraDevInfo(Grabber, out devInfo);
Encoding myEncoding = Encoding.GetEncoding("utf-8");
string sData = myEncoding.GetString(devInfo.acSn);
sData = sData.TrimEnd('\0');
sData = sData.Substring(0, 12);
string filename = System.IO.Path.Combine(
AppDomain.CurrentDomain.BaseDirectory.ToString(),
string.Format("{0}-{1}-{2}.jpg", System.Environment.TickCount, sData, devInfo.uInstance));
MvApi.CameraImage_SaveAsJpeg(Image, filename, 90);
m_saveFilenames += filename + "\r\n";
m_countFiles++;
}
if (m_countFiles == CAMERA_NUM)
{
MessageBox.Show(m_saveFilenames);
}
MvApi.CameraImage_Destroy(Image);
}
public Form1()
{
InitializeComponent();
m_FrameCallback = new pfnCameraGrabberFrameCallback(CameraGrabberFrameCallback);
tSdkCameraDevInfo[] DevList;
MvApi.CameraEnumerateDevice(out DevList);
int NumDev = (DevList != null ? DevList.Length : 0);
if (NumDev < 1)
{
MessageBox.Show("未扫描到相机");
}
else if (NumDev == 1)
{
MvApi.CameraGrabber_Create(out m_Grabber, ref DevList[0]);
}
else
{
MvApi.CameraGrabber_CreateFromDevicePage(out m_Grabber);
}
if (m_Grabber != IntPtr.Zero)
{
MvApi.CameraGrabber_GetCameraDevInfo(m_Grabber, out m_DevInfo);
MvApi.CameraGrabber_GetCameraHandle(m_Grabber, out m_hCamera);
MvApi.CameraCreateSettingPage(m_hCamera, this.Handle, m_DevInfo.acFriendlyName, null, (IntPtr)0, 0);
MvApi.CameraGrabber_SetRGBCallback(m_Grabber, m_FrameCallback, IntPtr.Zero);
MvApi.CameraGrabber_SetHWnd(m_Grabber, this.DispWnd.Handle);
MvApi.CameraGrabber_StartLive(m_Grabber);
}
}
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
{
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);
MvApi.CameraCreateSettingPage(m_hCamera, this.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, 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到顶的，打开VFlip后就可以直接转换为Bitmap
MvApi.CameraSetMirror(m_hCamera, 1, 1);
// 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);
}
else
{
MessageBox.Show(String.Format("打开相机失败，原因：{0}", status));
}
}
private string buttonBeginRecord_GetPathName(IntPtr Grabber)
{
tSdkCameraDevInfo devInfo;
MvApi.CameraGrabber_GetCameraDevInfo(Grabber, out devInfo);
Encoding myEncoding = Encoding.GetEncoding("utf-8");
string sData = myEncoding.GetString(devInfo.acSn);
sData = sData.TrimEnd('\0');
sData = sData.Substring(0, 12);
string filename = System.IO.Path.Combine(
AppDomain.CurrentDomain.BaseDirectory.ToString(),
string.Format("{0}-{1}-{2}.avi", System.Environment.TickCount, sData, devInfo.uInstance));
return(filename);
}
public Form1()
{
InitializeComponent();
m_HDevelopExport = new HDevelopExport();
m_HDevelopExport.InitHalcon(hWindowControl1.HalconWindow);
m_FrameCallback = new pfnCameraGrabberFrameCallback(CameraGrabberFrameCallback);
m_SaveImageComplete = new pfnCameraGrabberSaveImageComplete(CameraGrabberSaveImageComplete);
if (MvApi.CameraGrabber_CreateFromDevicePage(out m_Grabber) == CameraSdkStatus.CAMERA_STATUS_SUCCESS)
{
MvApi.CameraGrabber_GetCameraDevInfo(m_Grabber, out m_DevInfo);
MvApi.CameraGrabber_GetCameraHandle(m_Grabber, out m_hCamera);
MvApi.CameraCreateSettingPage(m_hCamera, this.Handle, m_DevInfo.acFriendlyName, null, (IntPtr)0, 0);
MvApi.CameraGrabber_SetRGBCallback(m_Grabber, m_FrameCallback, IntPtr.Zero);
MvApi.CameraGrabber_SetSaveImageCompleteCallback(m_Grabber, m_SaveImageComplete, IntPtr.Zero);
MvApi.CameraGrabber_SetHWnd(m_Grabber, this.DispWnd.Handle);
MvApi.CameraGrabber_StartLive(m_Grabber);
}
}