op_create_csv: Create CSV from JSON files

In duet: Analysing Non-Verbal Communication in Dyadic Interactions from Video Data

Create CSV from JSON files

Description

This function reads JSON files from the specified directory, processes the pose keypoints, and saves the results into CSV files.

Usage

op_create_csv(
  input_path,
  output_path = input_path,
  model = "all",
  include_filename = FALSE,
  include_labels = FALSE,
  frame_width = 1920,
  export_type = "dyad"
)

Arguments

input_path	Path to the directory containing JSON files.
output_path	Path to the directory where CSV files will be saved. Defaults to the input path.
model	The model to use: "all", "body", "hands", or "face". Defaults to "all".
include_filename	Boolean indicating whether to include the base filename in column names. Defaults to FALSE.
include_labels	Boolean indicating whether to rename columns based on region labels. Defaults to FALSE.
frame_width	Width of the frame. Defaults to 1920.
export_type	Type of export: "individual" to export separate CSV files for each person, "dyad" to export both persons' data into a single CSV file. Defaults to "individual".

Value

No return value. This function is called for its side effects, which include writing CSV files to the specified output directory.

Examples

# Path to example JSON files included with the package
input_path <- system.file("extdata/json_files", package = "duet")

# Temporary output directory
output_path <- tempfile("output_csv")
dir.create(output_path)

# Run the function using the provided data
op_create_csv(
  input_path = input_path,
  output_path = output_path,
  model = "body",
  include_filename = TRUE,
  include_labels = TRUE,
  frame_width = 1920,
  export_type = "dyad"
)

duet documentation built on April 3, 2025, 5:52 p.m.