comment
frame_rate
producer
file_type
pixel_format
file_size
camera_brightness
height
bit_rate
bits_per_pixel
duration
album
city
nb_page
copyright
author
image_orientation
altitude
charset
filename
width
version
location
latitude
sample_rate
mime_type
format_version
camera_aperture
camera_manufacturer
font_weight
music_genre
subtitle_author
nb_colors
os
bits_per_sample
camera_focal
camera_exposure
creation_date
compression
nb_channel
language
artist
url
country
title
track_total
longitude
track_number
compr_size
camera_model
music_composer
file_attr
last_modification
endian
aspect_ratio
organization
compr_rate
