public Pixelmap GetPixelmap(int index)
{
if (index < FirstFrame || index > LastFrame)
throw new ApplicationException("Invalid frame position: " + index);
uint[] pixels = new uint[Width * Height];
uint[] unprocessedPixels = new uint[Width * Height];
byte[] displayBitmapBytes = new byte[Width * Height];
byte[] rawBitmapBytes = new byte[(Width * Height * 3) + 40 + 14 + 1];
var frameInfo = new SerNativeFrameInfo();
TangraCore.SERGetFrame(index, pixels, unprocessedPixels, rawBitmapBytes, displayBitmapBytes, (ushort)BitPix, ref frameInfo);
m_CurrentFrameInfo = new SerFrameInfo(frameInfo);
using (var memStr = new MemoryStream(rawBitmapBytes))
{
Bitmap displayBitmap;
try
{
displayBitmap = (Bitmap)Bitmap.FromStream(memStr);
}
catch (Exception ex)
{
Trace.WriteLine(ex.GetFullStackTrace());
displayBitmap = new Bitmap(Width, Height);
}
var rv = new Pixelmap(Width, Height, BitPix, pixels, displayBitmap, displayBitmapBytes);
rv.UnprocessedPixels = unprocessedPixels;
rv.FrameState = new FrameStateData()
{
SystemTime = m_CurrentFrameInfo.TimeStampUtc
};
if (UseTimeStamp != SerUseTimeStamp.None)
{
if (UseTimeStamp == SerUseTimeStamp.FireCaptureLog)
{
DateTime dt;
if (m_FireCaptureTimeStamps.TryGetValue(1 + index, out dt))
rv.FrameState.CentralExposureTime = dt;
}
else if (UseTimeStamp == SerUseTimeStamp.SerEmbeddedUtcTime)
{
rv.FrameState.CentralExposureTime = m_CurrentFrameInfo.TimeStampUtc;
}
}
return rv;
}
}
public Pixelmap GetIntegratedFrame(int startFrameNo, int framesToIntegrate, bool isSlidingIntegration, bool isMedianAveraging)
{
if (startFrameNo < FirstFrame || startFrameNo > LastFrame)
throw new ApplicationException("Invalid frame position: " + startFrameNo);
int actualFramesToIntegrate = Math.Min(startFrameNo + framesToIntegrate, LastFrame - 1) - startFrameNo;
uint[] pixels = new uint[Width * Height];
uint[] unprocessedPixels = new uint[Width * Height];
byte[] displayBitmapBytes = new byte[Width * Height];
byte[] rawBitmapBytes = new byte[(Width * Height * 3) + 40 + 14 + 1];
var frameInfo = new SerNativeFrameInfo();
TangraCore.SERGetIntegratedFrame(startFrameNo, actualFramesToIntegrate, isSlidingIntegration, isMedianAveraging, pixels, unprocessedPixels, rawBitmapBytes, displayBitmapBytes, (ushort)BitPix, ref frameInfo);
m_CurrentFrameInfo = new SerFrameInfo(frameInfo);
using (var memStr = new MemoryStream(rawBitmapBytes))
{
Bitmap displayBitmap = (Bitmap)Bitmap.FromStream(memStr);
var rv = new Pixelmap(Width, Height, BitPix, pixels, displayBitmap, displayBitmapBytes);
rv.UnprocessedPixels = unprocessedPixels;
rv.FrameState = new FrameStateData()
{
SystemTime = m_CurrentFrameInfo.TimeStampUtc
};
if (UseTimeStamp != SerUseTimeStamp.None)
{
if (UseTimeStamp == SerUseTimeStamp.FireCaptureLog)
{
DateTime dt, dt2;
if (actualFramesToIntegrate % 2 == 0 && actualFramesToIntegrate > 1)
{
if (
m_FireCaptureTimeStamps.TryGetValue(startFrameNo + actualFramesToIntegrate/2, out dt) &&
m_FireCaptureTimeStamps.TryGetValue(1 + startFrameNo + actualFramesToIntegrate/2, out dt2))
{
rv.FrameState.CentralExposureTime = dt.AddTicks((dt2 - dt).Ticks/2);
}
}
else
{
if (m_FireCaptureTimeStamps.TryGetValue(1 + startFrameNo + actualFramesToIntegrate / 2, out dt))
rv.FrameState.CentralExposureTime = dt;
}
}
else if (UseTimeStamp == SerUseTimeStamp.SerEmbeddedUtcTime)
{
rv.FrameState.CentralExposureTime = m_CurrentFrameInfo.TimeStampUtc;
}
}
return rv;
}
}
