Islandora content model to OBJ file extension map

gistfile1.php

$content_model_to_extension_map = array(
  "islandora:sp-audioCModel" => array("mp3", "mp4a", "m4a", "oga", "ogg", "flac", "wav"),
  "islandora:sp_basic_image" => array("jpeg", "jpe", "jpeg", "gif", "png"),
  "islandora:sp_large_image_cmodel" => array("tiff", "tif", "jp2"),
  "islandora:sp_pdf" => array("pdf"),
  "islandora:sp_videoCModel" => array("mp4", "m4v", "mkv", "mpeg", "mpe","mpg", "qt", "mov", "ogv"),
  "islandora:sp_web_archive" => array("warc"),
);