Extract Defensible Creation Window for Procreate Canvas

Combines structural assessment and timestamp analysis to produce a complete creation window record suitable for provenance verification. This is the primary entry point for creation window extraction.

Usage

extract_creation_window(path)

Arguments

path

Character. Path to .procreate file or extracted directory.

Value

Named list with all creation window data: - is_procreate: Whether file passed structural validation - canvas_classification: DEFINITELY_CREATIVE, PROBABLY_CREATIVE, INDETERMINATE, NOT_CREATIVE - creative_evidence: definite, probable, weak, none - creation_start_utc, creation_stop_utc: POSIXct timestamps - creation_interval_utc: lubridate interval - creation_tz_offset_hours: Inferred local timezone offset - creation_confidence: List with start/stop confidence descriptions - diagnostics: List with reasons, n_mp4, n_tiles

Details

Returns a comprehensive result including: - Canvas validity (is_procreate, classification) - Creation timestamps (start_utc, stop_utc) with confidence levels - Diagnostic information for debugging edge cases

See also

[assess_procreate_canvas()], [verify_creation_period()]

Other extraction functions: pl-extract-createdate, pl-extract-evidence, pl-extract-meta, pl-extract-signature, pl-extract-stats, pl-extract-timelapse, pl-extract-videos