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-bayer <pattern>
Indicates the input image is a Bayer pattern and specifies the pattern. (Default is Gr)
The <pattern> can be one of:
- gr (default)
- r (or rg)
- b (or bg)
- gb
-width <w>
Specify the width of the area to analyze. Centered in the image.
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-black <n>
Specify the black level in the input image. Default 42 (on a 10-bit scale) for Bayer and 0 for RGB image data.
-output <filename>
File name of the output data, a comma-separated data table.
The "-input" and "-output" prefixing the filenames are optional. You can just list all the filenames on the command line. The last filename is taken to be the output file, all the rest are inputs.