lightr (version 1.3)

lr_parse_spc: Parse SPC binary file

Description

Parse SPC binary file. (Used by CRAIC http://www.microspectra.com and OceanInsight https://www.oceaninsight.com/)

Usage

lr_parse_spc(filename)

Arguments

filename

Path of the file to parse

Value

A list of two elements:

• a dataframe with columns "wl", "dark", "white", "scope" and "processed", in that order

• a character vector with metadata including:

  • user: Name of the spectrometer operator

  • date: Timestamp of the recording (ISO 8601 format)

  • spec_model: Model of the spectrometer

  • spec_ID: Unique ID of the spectrometer

  • white_inttime: Integration time of the white reference (in ms)

  • dark_inttime: Integration time of the dark reference (in ms)

  • sample_inttime: Integration time of the sample (in ms)

  • white_avgs: Number of averaged measurements for the white reference

  • dark_avgs: Number of averaged measurements for the dark reference

  • sample_avgs: Number of averaged measurements for the sample

  • white_boxcar: Boxcar width for the white reference

  • dark_boxcar: Boxcar width for the dark reference

  • sample_boxcar: Boxcar width for the sample reference

In development

Metadata parsing has not yet been implemented for this file format.

Details

'processed' column computed by official software and provided as is.

Examples

# NOT RUN {
lr_parse_spc(system.file("testdata", "compare", "CRAIC", "CRAIC.spc",
                         package = "lightr"))

# }