mime-types.array

"text/plain" => "txt",
"text/html" => "htm",
"application/epub+zip" => "epub",
"application/x-mobipocket-ebook" => "mobi",
"application/x-qioo-ebook" => "qioo",
"application/prs.plucker" => "plucker",
"audio/mpeg" => "mp3",
"audio/ogg" => "ogg",
"audio/mp4" => "mp4",
"audio/midi" => "midi",
"application/pdf" => "pdf",
"text/xml" => "xml",
"text/x-rst" => "rst",
"application/prs.tei" => "tei",
"text/rtf" => "rtf",

# Exclude individual images:
# "image/jpeg" => "jpg",
# "image/png" => "png",
# "image/gif" => "gif",
# "image/tiff" => "tiff",
#
# Exclude due to ambiguity, small interest: Lily, MIDI, AVI, WAV...
# "application/octet-stream" => "applications",
# Exclude CD/DVD images:
# "application/x-iso9660-image" => "iso",
#
# Exclude minor formats with few files:
# "application/prs.tex" => "tex",
# "application/msword" => "word",
# "audio/x-wav" => "wav",
# "audio/x-ms-wma" => "wma",
# "application/x-mslit-ebook" => "lit",
# "application/vnd.palm" => "palm",
# "video/mpeg" => "mpeg",
# "application/postscript" => "ps",
# "video/quicktime" => "quicktime",
# "video/x-msvideo" => "msvideo"