mirror of
https://github.com/wader/fq.git
synced 2024-11-27 06:04:47 +03:00
50 lines
1.3 KiB
Plaintext
Executable File
50 lines
1.3 KiB
Plaintext
Executable File
#!/usr/bin/env fq -d mp4 -f
|
|
|
|
# TODO: esds, make fancy printer? shared?
|
|
# TODO: handle -1 media_time
|
|
# TODO: fragmented mp4
|
|
|
|
# root
|
|
# moov
|
|
# mvhd (movie header)
|
|
# trak (track)
|
|
# mdia
|
|
# mdhd (media header)
|
|
# hdlr (handler?)
|
|
# minf
|
|
# stbl
|
|
# stsd (sample description)
|
|
# elst (edit list)
|
|
|
|
( first(.boxes[] | select(.type == "moov")?)
|
|
| first(.boxes[] | select(.type == "mvhd")?) as $mvhd
|
|
| {
|
|
duration: $mvhd.duration,
|
|
time_scale: $mvhd.time_scale,
|
|
duration_s: ($mvhd.duration / $mvhd.time_scale),
|
|
tracks:
|
|
[ .boxes[]
|
|
| select(.type == "trak")
|
|
| first(.. | select(.type == "mdhd")?) as $mdhd
|
|
| first(.. | select(.type == "hdlr")?) as $hdlr
|
|
| first(.. | select(.type == "stsd")?) as $stsd
|
|
| first(.. | select(.type == "elst")?) as $elst
|
|
| {
|
|
component_type: $hdlr.component_subtype,
|
|
data_format: $stsd.sample_descriptions[0].data_format,
|
|
media_scale: $mdhd.time_scale,
|
|
edit_list:
|
|
[ $elst.table[]
|
|
| {
|
|
time_scale: $mdhd.time_scale,
|
|
track_duration: .track_duration,
|
|
media_time: .media_time,
|
|
track_duration_s: (.track_duration / $mvhd.time_scale),
|
|
media_time_s: (.media_time / $mdhd.time_scale)
|
|
}
|
|
]
|
|
}
|
|
]
|
|
}
|
|
)
|