void setDataFormat(PixeLINK.PixelFormat dataFormat, HistElt[] m_elts)
{
bool m_bSimpleMode = true;
if (dataFormat == PixeLINK.PixelFormat.Yuv422)
{
// In YUV format, we do not allow the user to select different plot lines
// to display, because that would involve lots of format converstions.
if (m_bSimpleMode)
{
// Show RGB
for (int i = 0; i < (int)formats.PIXEL_TYPES_TOTAL; i++)
{
m_elts[i].bShow = (i >= (int)formats.RGB_FIRST_CHANNEL && i <= (int)formats.RGB_LAST_CHANNEL);
}
}
else
{
// Show YUV
for (int i = 0; i < (int)formats.PIXEL_TYPES_TOTAL; i++)
{
m_elts[i].bShow = (i >= (int)formats.YUV_Y && i <= (int)formats.YUV_V);
}
}
return;
}
//if (!m_bAutoFormatMode)
// return;
if (dataFormat == PixeLINK.PixelFormat.Mono8 ||
dataFormat == PixeLINK.PixelFormat.Mono16 ||
dataFormat == PixeLINK.PixelFormat.Mono12Packed ||
dataFormat == PixeLINK.PixelFormat.Mono12PackedMsfirst)
{
for (int i = 0; i < (int)formats.PIXEL_TYPES_TOTAL; i++)
{
m_elts[i].bShow = (i == (int)formats.ALL_PIXELS);
}
}
else if (IsBayerFormat(dataFormat)) // Bayer format
{
if (m_bSimpleMode)
{
// Show RGB
for (int i = 0; i < (int)formats.PIXEL_TYPES_TOTAL; i++)
{
m_elts[i].bShow = (i >= (int)formats.RGB_FIRST_CHANNEL && i <= (int)formats.RGB_LAST_CHANNEL);
}
}
else
{
// Show 4 bayer channels
for (int i = 0; i < (int)formats.PIXEL_TYPES_TOTAL; i++)
{
m_elts[i].bShow = (i >= (int)formats.BAYER_FIRST_CHANNEL && i <= (int)formats.BAYER_LAST_CHANNEL);
}
}
}
}
// Create another array of four double-pointers that point to the 4 bayer
// data blocks, but this time put them in the order GRBG.
void CreateGRBGarray(PixeLINK.PixelFormat dataFormat, List <countHolder> counts, List <countHolder> countsGRBG)
{
for (int i = (int)BayerChannel.GREEN1; i <= (int)BayerChannel.GREEN2; i++)
{
// std::pair<int, int> offsetYX = GetChannelOffset(i, uDataFormat);
Tuple <int, int> offsetYX = GetChannelOffset(i, dataFormat);
countsGRBG[i] = counts[2 * offsetYX.Item1 + offsetYX.Item2];
}
}
Tuple <int, int> GetChannelOffset(int /*BayerChannel*/ channel, PixeLINK.PixelFormat dataFormat)
{
//// Return the row# and col# of the given channel, when the data is in the
//// given format.
// std::pair<int, int> channelCoords(channel / 2, channel % 2);
Tuple <int, int> channelCoords = new Tuple <int, int>(channel / 2, channel % 2);
//std::pair<int, int> offset = Green1Index(dataFormat);
Tuple <int, int> offset = Green1Index(dataFormat);
//return std::make_pair((channelCoords.first + offset.first) % 2, (channelCoords.second + offset.second) % 2);
return(new Tuple <int, int>((channelCoords.Item1 + offset.Item1) % 2, (channelCoords.Item2 + offset.Item2) % 2));
}
Tuple <int, int> Green1Index(PixeLINK.PixelFormat dataFormat)
{
// Return (row#, col#) of Green1 (that's the green on the red row, and the blue column)
switch (dataFormat)
{
// case PIXEL_FORMAT_BAYER8_GRBG:
case PixeLINK.PixelFormat.Bayer8GRBG:
// case PIXEL_FORMAT_BAYER16_GRBG:
case PixeLINK.PixelFormat.Bayer16GRBG:
// case PIXEL_FORMAT_BAYER12_GRBG_PACKED:
// case PIXEL_FORMAT_BAYER12_GRBG_PACKED_MSFIRST:
// return std::make_pair(0, 0);
return(new Tuple <int, int>(0, 0));
// case PIXEL_FORMAT_BAYER8_RGGB:
case PixeLINK.PixelFormat.Bayer8RGGB:
// case PIXEL_FORMAT_BAYER16_RGGB:
case PixeLINK.PixelFormat.Bayer16RGGB:
// case PIXEL_FORMAT_BAYER12_RGGB_PACKED:
case PixeLINK.PixelFormat.Bayer12RGGBPacked:
// case PIXEL_FORMAT_BAYER12_RGGB_PACKED_MSFIRST:
case PixeLINK.PixelFormat.Bayer12RGGBPackedMsfirst:
// return std::make_pair(0, 1);
return(new Tuple <int, int>(0, 1));
// case PIXEL_FORMAT_BAYER8_BGGR:
case PixeLINK.PixelFormat.Bayer8BGGR:
// case PIXEL_FORMAT_BAYER12_BGGR_PACKED:
case PixeLINK.PixelFormat.Bayer12BGGRPacked:
// case PIXEL_FORMAT_BAYER12_BGGR_PACKED_MSFIRST:
case PixeLINK.PixelFormat.Bayer12BGGRPackedMsfirst:
// return std::make_pair(1, 0);
return(new Tuple <int, int>(1, 0));
// case PIXEL_FORMAT_BAYER8_GBRG:
case PixeLINK.PixelFormat.Bayer8GBRG:
// case PIXEL_FORMAT_BAYER16_GBRG:
// case PIXEL_FORMAT_BAYER12_GBRG_PACKED:
// case PIXEL_FORMAT_BAYER12_GBRG_PACKED_MSFIRST:
// return std::make_pair(1, 1);
return(new Tuple <int, int>(1, 1));
}
return(new Tuple <int, int>(0, 0)); // Treat MONO as GRBG (the default for the PL-A682).
}
bool IsBayerFormat(PixeLINK.PixelFormat fmt)
{
return(fmt == PixeLINK.PixelFormat.Bayer8BGGR ||
fmt == PixeLINK.PixelFormat.Bayer16GBRG ||
fmt == PixeLINK.PixelFormat.Bayer16GRBG ||
fmt == PixeLINK.PixelFormat.Bayer16RGGB ||
fmt == PixeLINK.PixelFormat.Bayer8BGGR ||
fmt == PixeLINK.PixelFormat.Bayer8GBRG ||
fmt == PixeLINK.PixelFormat.Bayer8GRBG ||
fmt == PixeLINK.PixelFormat.Bayer8RGGB ||
fmt == PixeLINK.PixelFormat.Bayer12RGGBPacked ||
fmt == PixeLINK.PixelFormat.Bayer12GBRGPacked ||
fmt == PixeLINK.PixelFormat.Bayer12GRBGPacked ||
fmt == PixeLINK.PixelFormat.Bayer12RGGBPacked ||
fmt == PixeLINK.PixelFormat.Bayer12BGGRPackedMsfirst ||
fmt == PixeLINK.PixelFormat.Bayer12GBRGPackedMsfirst ||
fmt == PixeLINK.PixelFormat.Bayer12GRBGPackedMsfirst ||
fmt == PixeLINK.PixelFormat.Bayer12RGGBPackedMsfirst
);
}
public int MyCallbackFunction(int hCamera, System.IntPtr pBuf, PixeLINK.PixelFormat dataFormat, ref FrameDescriptor frameDesc, int userData)
{
lock (thisLock)
{
if (Application.Current == null)
{
return(0);
}
((App)Application.Current).logger.MyLogFile("MyCallbackFunction ", string.Format("camera {0} threadid {1} ", hCamera, Thread.CurrentThread.ManagedThreadId));
// Calculate actual framerate.
long curtime = (long)(frameDesc.FrameTime * 1000);
long elapsedtime = curtime - m_startframetime;
int elapsedframes = frameDesc.FrameNumber - m_startframe;
Console.WriteLine("calc frame rate {0} {1}", elapsedtime, elapsedframes);
if (elapsedtime >= 50 && elapsedframes >= 5)
{
// enough time and enough frames have elapsed to calculate a reasonably
// accurate frame rate.
m_rate = (double)(1000 * elapsedframes / elapsedtime);
m_startframetime = curtime;
m_startframe = frameDesc.FrameNumber;
}
else if (elapsedframes < 0 || elapsedtime < 0)
{
// Stream has been restarted. Reset our start values.
m_startframetime = curtime;
m_startframe = frameDesc.FrameNumber;
}
if ((elapsedtime < 50) || (elapsedframes < 0))
{
// The rest of this function calculates the histogram data, and then
// sends a message to update the GUI. Do not do this more than 20 times
// per second - that would be a waste of processor power, since users
// can't tell the difference between a GUI that is updating 20 times
// per second and one that is updating 1000 times per second.
//
// The frame should also be ignored if the frame is older than
// the most recent frame we've seen. (i.e. elapsedframes < 0)
Console.WriteLine("skip frame");
return(0);
}
long numPixels = frameDesc.NumberOfPixels();
if (rawbits == null)
{
rawbits = new byte[numPixels];
}
TransferBits transfer = new TransferBits();
transfer.bits = rawbits;
// byte[] bits = new byte[40];
//copy the image bits from API to managed buffer
try
{
System.Runtime.InteropServices.Marshal.Copy(pBuf, transfer.bits, 0, (int)numPixels);
}
catch
{
((App)Application.Current).logger.MyLogFile("MyCallbackFunction ", "Exception in Marshal.Copy ");
return(1);
}
//Buffer.BlockCopy(transfer.bits, 0, bits, 0, 40);
//((App)Application.Current).logger.MyLogFile("pBuf ", string.Format(" thread {0} Bytes {1}", Thread.CurrentThread.ManagedThreadId, ByteArrayToString(bits)));
transfer.dataFormat = dataFormat;
transfer.frameDesc = frameDesc;
transfer.hCamera = hCamera;
//really should not need the worker thread but put this in to keep the camera red lite off
ThreadPool.QueueUserWorkItem(Work1, transfer);
return(1);
}
}
