private static int SaveToSmallPict(string sSmallPictFileName, Gen2_Struct ThisGen2, ref string sErrString)
{
int iResult = MyData.iErr_UnknowErr;
sErrString = "";
try
{
// if File exist,delete it.
if (File.Exists(sSmallPictFileName))
{
File.Delete(sSmallPictFileName);
}
// Create Big Picture
mod_ShowPict PB = new mod_ShowPict();
PB.pGen2 = ThisGen2;
PB.DisplayMode = MyData.DisplayMode_Yello;
PB.PictBrightness = 0;
PB.PictContract = 0;
PictureBox pbox = new PictureBox();
pbox.Width = 700;
pbox.Height = 700;
PB.Gen2ToData();
PB.Gen2ToPict();
// 缩小保存
Image img = PB.BM;
int width = 60;
Image newImg = new Bitmap(width, img.Height * width / img.Width);
Graphics g = Graphics.FromImage(newImg);
g.DrawImage(img, 0, 0, width, img.Height * width / img.Width);
newImg.Save(sSmallPictFileName);
iResult = MyData.iErr_Succ;
sErrString = "";
}
catch (Exception ex)
{
iResult = MyData.iErr_Exception;
sErrString = "生成索引图时出现意外错误：" + ex.Message;
}
return(iResult);
}
public bool ReadAllFramDataFromFile(ref byte[] AllFrameInfo, ref byte[] AllRaw, ref double[,] BeltData, double Angle0, UserControl_ReadFileBar RBar, ref string sErrString)
{
bool bResult = false;
sErrString = "";
double dBarStep = RBar.iBarValue;
if (ggData.m_szFileName == "") // 还没关联gg文件
{
sErrString = "尚未打开相关文件。";
return(bResult);
}
if (ggData.numberof_frames <= 0)
{
AllRaw = null; // 没有数据
BeltData = null;
return(bResult);
}
dBarStep += 5.0;
RBar.iBarValue = (int)(dBarStep);
MyTools.DoEvents();
double Angle = 2 * PI_360 * Angle0 / 360;
BeltData = null;
IntPtr buffer = Marshal.AllocHGlobal(1);
try
{
int iFrameInfoSize = Marshal.SizeOf(typeof(ggFrame_struct));
AllFrameInfo = new byte[ggData.numberof_frames * iFrameInfoSize];
mod_ReadGen2.Gen2_Struct Gen2Current = new mod_ReadGen2.Gen2_Struct();
//Gen2Array = new mod_ReadGen2.Gen2_Struct[ggData.numberof_frames];
mod_ShowPict PB = new mod_ShowPict();
byte[] FirstLine = new byte[ggData.numberof_frames * ggData.numberofpointofline * 2];
byte[] SecondLine = new byte[ggData.numberof_frames * ggData.numberofpointofline * 2];
int iFirstLine = 0, iSeconLine = 0; // 取出第几线
iFirstLine = (int)((ggData.numberofline / (PI_360 * 2)) * (Angle + ggData.Angle2));
if (iFirstLine > ggData.numberofline)
{
iFirstLine -= ggData.numberofline;
}
iSeconLine = iFirstLine + ggData.numberofline / 2;
if (iSeconLine > ggData.numberofline)
{
iSeconLine -= ggData.numberofline;
}
for (int i = 0; i < ggData.numberof_frames; i++)
{
if (ggFileMoveToFrame("Goto", i, ref sErrString))
{
// 计算从第几帧取数据
if (ReadRawFrameDataFromFile(ref ggData.m_ggframe_info, ref ggData.m_lprawdata, ref ggData.m_lpimagedata, ref sErrString))
{
if (i == 0)
{
ggData.m_sizeofrawdata = ggData.m_ggframe_info.rawdatasize;
AllRaw = new byte[ggData.numberof_frames * ggData.m_sizeofrawdata];
}
Marshal.FreeHGlobal(buffer); // 释放以前分配的空间
buffer = Marshal.AllocHGlobal(iFrameInfoSize); // 重新分配
Marshal.StructureToPtr((ggFrame_struct)ggData.m_ggframe_info, buffer, false);
Marshal.Copy(buffer, AllFrameInfo, i * iFrameInfoSize, iFrameInfoSize);
Array.Copy(ggData.m_lprawdata, 0, AllRaw, i * ggData.m_sizeofrawdata, ggData.m_sizeofrawdata);
//Gen2Current = new mod_ReadGen2.Gen2_Struct();
//if (mod_ReadGen2.ReadGen2FromGGClass(this, ref Gen2Current, ref sErrString) != MyData.iErr_Succ)
//{
// MyTools.ShowMsg("读取数据失败!", "从gg类读数据失败 = " + sErrString);
// goto Eend;
//}
//PB.pGen2 = Gen2Current;
//PB.Gen2ToData(); // 转变成 PictData
//Gen2Array[i] = PB.pGen2;
Array.Copy(ggData.m_lprawdata, iFirstLine * ggData.numberofpointofline * 2, FirstLine, i * ggData.numberofpointofline * 2, ggData.numberofpointofline * 2); // To First Line
Array.Copy(ggData.m_lprawdata, iSeconLine * ggData.numberofpointofline * 2, SecondLine, i * ggData.numberofpointofline * 2, ggData.numberofpointofline * 2); // To First Line
dBarStep += (double)(85.0 / ggData.numberof_frames);
RBar.iBarValue = (int)(dBarStep);
MyTools.DoEvents();
}
else
{
sErrString = "移动到第" + i.ToString() + "帧时出错";
goto Eend;
}
}
else
{
sErrString = "移动到第" + i.ToString() + "帧时出错";
goto Eend;
}
}
BeltData = new double[ggData.numberof_frames * 2, ggData.numberofpointofline];
ushort uSi = 0;
ushort uMax = 0, uMin = 0;
for (int i = 0; i < ggData.numberof_frames; i++)
{
for (int j = 0; j < ggData.numberofpointofline; j++)
{
uSi = BitConverter.ToUInt16(FirstLine, i * ggData.numberofpointofline * 2 + j * 2);
BeltData[i, j] = (double)uSi;
if (uMin > uSi)
{
uMin = uSi;
}
if (uMax < uSi)
{
uMax = uSi;
}
uSi = BitConverter.ToUInt16(SecondLine, i * ggData.numberofpointofline * 2 + j * 2);
BeltData[ggData.numberof_frames + i, j] = (double)uSi;
if (uMin > uSi)
{
uMin = uSi;
}
if (uMax < uSi)
{
uMax = uSi;
}
}
}
for (int i = 0; i < ggData.numberof_frames; i++)
{
for (int j = 0; j < ggData.numberofpointofline; j++)
{
//BeltData[i, j] = (BeltData[i, j] / 65535.0) * (uMax - uMin) + uMin;
//BeltData[ggData.numberof_frames + i, j] = (BeltData[ggData.numberof_frames + i, j] / 65535.0) * (uMax - uMin) + uMin;
BeltData[i, j] = BeltData[i, j] * 255 / 65535.0;
BeltData[ggData.numberof_frames + i, j] = BeltData[ggData.numberof_frames + i, j] * 255 / 65535.0;
}
}
bResult = true;
sErrString = "";
}
catch (OutOfMemoryException)
{
sErrString = "内存不足";
}
catch (Exception ex)
{
sErrString = ex.Message;
}
finally
{
Marshal.FreeHGlobal(buffer);
}
Eend:
return(bResult);
}
