Extract header info from imported viewr object

A function to quickly return the information stored in the header of the original data file imported via pathviewr's read_ functions.

Usage

get_header_viewr(obj_name, ...)

Arguments

obj_name

The input viewr object; a tibble or data.frame with attribute pathviewr_steps that includes "viewr" pathviewr_steps

...

Additional arguments that may be passed to other pathviewr functions

Value

The value of the header attribute, or NULL if no exact match is found and no or more than one partial match is found.

Author

Vikram B. Baliga

Examples

library(pathviewr)

## Import the Motive example data included in the package
motive_data <-
  read_motive_csv(system.file("extdata", "pathviewr_motive_example_data.csv",
                             package = 'pathviewr'))

## Now display the Header information
get_header_viewr(motive_data)
#>                 metadata                      value
#> 1         Format Version                       1.23
#> 2              Take Name  sept-18_mixed-group_16-30
#> 3             Take Notes                           
#> 4     Capture Frame Rate                 100.000000
#> 5      Export Frame Rate                 100.000000
#> 6     Capture Start Time 2019-09-18 04.30.02.695 PM
#> 7   Total Frames in Take                     190951
#> 8  Total Exported Frames                     190951
#> 9          Rotation Type                 Quaternion
#> 10          Length Units                     Meters
#> 11      Coordinate Space                     Global