private bool SetPreview()
{
#region SetPreview
switch (this._selectedPrevMode)
{
case PrevMode.directDraw:
RSRect rect = new RSRect();
RS_SDK.GetClientRect(PreviewWindow.Handle, ref rect);
m_result = RS_SDK.RS_SetViewWindow(this.deviceHandle, PreviewWindow.Handle, rect, false);
if (m_result != RS_SDK.RS_SUCCESS)
{
RS_SDK.RS_GetErrString(m_result, ref m_errorMsg);
MsgPanel.Text = m_errorMsg;
return(false);
}
m_prevStopped = false;
//ClearAllOverlays.Enabled = true;
//DrawOverlay.Enabled = true;
PreviewWindow.Invalidate();
PreviewWindow.Show();
break;
//case PrevMode.callbackDraw:
// m_result = RS_SDK.RS_RegisterPreviewCallback(deviceHandle, previewCallback);
// if (m_result != RS_SDK.RS_SUCCESS)
// {
// RS_SDK.RS_GetErrString(m_result, ref m_errorMsg);
// MsgPanel.Text = m_errorMsg;
// }
// break;
//case PrevMode.advCallbackDraw:
// m_result = RS_SDK.RS_RegisterAdvPreviewCallback(deviceHandle, advPreviewCallback);
// if (m_result != RS_SDK.RS_SUCCESS)
// {
// RS_SDK.RS_GetErrString(m_result, ref m_errorMsg);
// MsgPanel.Text = m_errorMsg;
// }
// break;
default:
break;
}
return(true);
#endregion
}
private bool SegmentCaptureProcess(IntPtr imageData, int imageWidth, int imageHeight, int deviceHandle, ref RSSlapInfoArray slapInfo,
ref int numOfFingers, ref IntPtr[] ImageBuffer, ref int[] ImageWidth, ref int[] ImageHeight)
{
#region SegmentCaptureProcess
RSSlapInfoArray slapInfoA = new RSSlapInfoArray();
IntPtr slapInfoArray;
int captureMode = 0;
int captureOption = 0;
int slapType = 1;
for (int i = 0; i < 4; i++)
{
ImageBuffer[i] = (IntPtr)0;
ImageWidth[i] = 0;
ImageHeight[i] = 0;
}
int _size = Marshal.SizeOf(typeof(RSSlapInfoArray));
slapInfoArray = Marshal.AllocHGlobal(_size);
Marshal.StructureToPtr(slapInfoA, slapInfoArray, true);
int fingerType = 0;
int[] missingFingerArray = new int[] { 0, 0, 0, 0 };
int n = 0;
//if (m_captureDir != RS_SDK.RS_CAPTURE_DIRECTION_DEFAULT)
//{
// int captureDir = RS_SDK.RS_CAPTURE_DIRECTION_DEFAULT;
// m_result = RS_SDK.RS_GetCaptureModeWithDir(deviceHandle, ref captureMode, ref captureDir, ref captureOption);
//}
//else
m_result = RS_SDK.RS_GetCaptureMode(deviceHandle, ref captureMode, ref captureOption);
if (m_result != RS_SDK.RS_SUCCESS)
{
RS_SDK.RS_GetErrString(m_result, ref m_errorMsg);
MsgPanel.Text = m_errorMsg;
}
switch (captureMode)
{
case RS_SDK.RS_CAPTURE_FLAT_TWO_FINGERS:
case RS_SDK.RS_CAPTURE_FLAT_TWO_FINGERS_EX:
slapType = RS_SDK.RS_SLAP_TWO_FINGER;
break;
case RS_SDK.RS_CAPTURE_FLAT_SINGLE_FINGER:
case RS_SDK.RS_CAPTURE_FLAT_SINGLE_FINGER_EX:
slapType = RS_SDK.RS_SLAP_ONE_FINGER;
break;
case RS_SDK.RS_CAPTURE_FLAT_LEFT_FOUR_FINGERS:
slapType = RS_SDK.RS_SLAP_LEFT_FOUR;
for (int i = 0; i < 4; i++)
{
if (clbDedo.GetItemChecked(i))
{
missingFingerArray[n++] = RS_SDK.RS_FGP_LEFT_LITTLE - i;
}
}
fingerType = RS_SDK.RS_FGP_LEFT_LITTLE;
break;
case RS_SDK.RS_CAPTURE_FLAT_RIGHT_FOUR_FINGERS:
slapType = RS_SDK.RS_SLAP_RIGHT_FOUR;
for (int i = 0; i < 4; i++)
{
if (clbDedo.GetItemChecked(i))
{
missingFingerArray[n++] = i + RS_SDK.RS_FGP_RIGHT_INDEX;
}
}
fingerType = RS_SDK.RS_FGP_RIGHT_INDEX;
break;
default:
MsgPanel.Text = "Cannot segment in this mode";
return(false);
}
m_result = RS_SDK.RS_Segment4(imageData, imageWidth, imageHeight, slapType, ref numOfFingers, ref slapInfoArray, ref ImageBuffer[0], ref ImageWidth[0],
ref ImageHeight[0], ref ImageBuffer[1], ref ImageWidth[1], ref ImageHeight[1], ref ImageBuffer[2], ref ImageWidth[2],
ref ImageHeight[2], ref ImageBuffer[3], ref ImageWidth[3], ref ImageHeight[3]);
if (m_result != RS_SDK.RS_SUCCESS)
{
if (m_result == RS_SDK.RS_ERR_SEGMENT_FEWER_FINGER)
{
if (m_minCount != numOfFingers)
{
RS_SDK.RS_GetErrString(m_result, ref m_errorMsg);
MsgPanel.Text = m_errorMsg;
return(false);
}
}
else
{
RS_SDK.RS_GetErrString(m_result, ref m_errorMsg);
MsgPanel.Text = m_errorMsg;
return(false);
}
}
MsgPanel.Text = "Calidad:";
slapInfoA = (RSSlapInfoArray)Marshal.PtrToStructure(slapInfoArray, typeof(RSSlapInfoArray));
if (slapInfoArray != (IntPtr)0)
{
RS_SDK.RS_FreeImageData(slapInfoArray);
}
int overlayHandle = -1;
int j = 0;
for (int i = 0; i < numOfFingers; i++)
{
if (slapInfoA.RSSlapInfoA[i].fingerType == RS_SDK.RS_FGP_UNKNOWN)
{
if (slapType == RS_SDK.RS_SLAP_LEFT_FOUR)
{
while (fingerType == missingFingerArray[j])
{
fingerType--;
j++;
}
slapInfoA.RSSlapInfoA[i].fingerType = fingerType--;
}
else if (slapType == RS_SDK.RS_SLAP_RIGHT_FOUR)
{
while (fingerType == missingFingerArray[j])
{
fingerType++;
j++;
}
slapInfoA.RSSlapInfoA[i].fingerType = fingerType++;
}
}
slapInfo = slapInfoA;
Enrolar.
RSOverlayQuadrangle quad = new RSOverlayQuadrangle();
quad.pos = new RSPoint[4];
quad.color = 0x00ff0000;
RSRect rect = new RSRect();
RS_SDK.GetClientRect(PreviewWindow.Handle, ref rect);
quad.pos[0].x = slapInfoA.RSSlapInfoA[i].fingerPosition[0].x * rect.right / imageWidth;
quad.pos[0].y = slapInfoA.RSSlapInfoA[i].fingerPosition[0].y * rect.bottom / imageHeight;
quad.pos[1].x = slapInfoA.RSSlapInfoA[i].fingerPosition[1].x * rect.right / imageWidth;
quad.pos[1].y = slapInfoA.RSSlapInfoA[i].fingerPosition[1].y * rect.bottom / imageHeight;
quad.pos[2].x = slapInfoA.RSSlapInfoA[i].fingerPosition[3].x * rect.right / imageWidth;
quad.pos[2].y = slapInfoA.RSSlapInfoA[i].fingerPosition[3].y * rect.bottom / imageHeight;
quad.pos[3].x = slapInfoA.RSSlapInfoA[i].fingerPosition[2].x * rect.right / imageWidth;
quad.pos[3].y = slapInfoA.RSSlapInfoA[i].fingerPosition[2].y * rect.bottom / imageHeight;
m_result = RS_SDK.RS_AddOverlayQuadrangle(deviceHandle, ref quad, ref overlayHandle);
m_result = RS_SDK.RS_ShowOverlay(overlayHandle, true);
if (m_result != RS_SDK.RS_SUCCESS)
{
MsgPanel.Text = "Cannot overlay for quadrangle" + m_result;
return(false);
}
}
for (int i = 0; i < numOfFingers; i++)
{
MsgPanel.Text += "[" + slapInfoA.RSSlapInfoA[i].fingerType + ":" + slapInfoA.RSSlapInfoA[i].imageQuality + "] ";
}
return(true);
#endregion
}
public static extern bool GetClientRect(IntPtr hWnd, ref RSRect rect);
public static extern int RS_SetViewWindow(int deviceHandle, IntPtr windowHandle, RSRect drawRectangle, bool autoContrast);
