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. 2007 Jan 12;40(Pt 1):178–184. doi: 10.1107/S0021889806048643

Table 2. Operations under BSL in FibreFix .

ADC Add a constant to a selected range in spectrum
ADD Weighted addition of two images
ADF Add multiple frames together
ADN Add and normalize image using a calibration file
ASP Apply aspect ratio
AVE Average a series of images
BAK Background subtraction of an image and correct background image using a calibration file
CAL Normalize calibration file for exposure time
CEN Estimate centre from four points or centre the image by adding extra columns and rows
CHG Change a selected value in an image
CIN Integrate around a circle
CLR Clear screen drawing
CUT Cut part of an image into a smaller image
DIC Divide a selected region of an image by a constant
DIN Divide and normalize image using a calibration file
DIV Weighted division of two images
EXP Exponentiate data values
HOR Perform a horizontal integration in a selected region
ITP Interpolate a two-dimensional image
LOG Calculate natural or base10 log of image
MIR Mirror the four quadrants of an image
MUC Multiply a selected region of an image by a constant
MUL Weighted multiplication of two images
MUN Multiply and normalize image using a calibration file
PAK Pack an image into smaller dimensions by averaging and/or merge several small frames into one large image file
PLA Play movie of time series
POW Raise image to specified power
RIN Radial scan and integration
ROT Rotate an image
SEC Perform sector integration
SER Make time series of image
SUN Subtract and normalize image using a calibration file
SUM Sum a series of images
TIP Time series intensity plot
VER Perform a vertical integration in a selected region
ZER Set all negative values in an image equal to 0.0