name 
content 
dcp_long_name 
guess_dcp_long_name 0
frames_per_second 0
left_crop 0
right_crop 0
top_crop 0
bottom_crop 0
scaler bicubic
dcp_frames 0
dcp_ab 0
width 0
height 0
length 0
audio_channels 0
audio_sample_rate 0
audio_sample_format Unknown