readCRS

R2026b

Read coordinate reference system data from E57 file

Since R2023a

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    Syntax

    crs = readCRS(e57Reader)

    Description

    crs = readCRS(e57Reader) reads the coordinate reference system data from the E57 file specified by the e57FileReader object e57Reader.

    This function requires Mapping Toolbox™.

    example

    Examples

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    Open Live Script

    Download a ZIP file containing an E57 file, and then unzip the file. 

    zipFile = matlab.internal.examples.downloadSupportFile("lidar","data/e57ParkingLot.zip");
saveFolder = fileparts(zipFile);
e57FileName = [saveFolder filesep 'parkingLot.e57'];
if ~exist(e57FileName,"file")
    unzip(zipFile,saveFolder)
end

    Create an e57FileReader object using the downloaded E57 file.

    e57Reader = e57FileReader(e57FileName);

    Read the CRS data from the E57 file using the readCRS function.

    crs = readCRS(e57Reader);
if ~isempty(crs)
    disp(crs)
else
    disp("No CRS data available.")
end
    No CRS data available.

    Input Arguments

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    E57 file reader, specified as an e57FileReader object.

    Output Arguments

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    Coordinate reference system (CRS), returned as a projcrs (Mapping Toolbox) object.

    Version History

    Introduced in R2023a

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    See Also

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    Topics