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IDProjectCategoryView StatusDate SubmittedLast Update
0001061libdcpGeneralpublic2017-04-10 15:322020-09-06 21:11
Reporterliloneum Assigned Tocarl  
PrioritynormalSeverityminorReproducibilityalways
Status resolvedResolutionfixed 
Platform64 bitOSLinuxOS VersionUbuntu 12.04
Summary0001061: JPEG2000 DecompLevels
Description

Most professional DCP creators provide 6 decomposition levels.
Libdcp provides 5 levels.
This causes errors while mixing 4 K contents created with DOM & other tools.

TagsNo tags attached.

Activities

carl

2017-04-13 22:44

administrator   ~0001625

Do you have an example J2K or MXF file with the correct number of decomposition levels?

liloneum

2017-04-14 08:49

reporter   ~0001626

I send you a zip with some samples.
I'm not sure it is the correct number of decomposition levels, it just seems to...

Lilian

liloneum

2017-04-28 11:10

reporter   ~0001639

I sent another mxf file made with qube.
It seems that jpeg2000 made with openjpeg contain 5 decomposition levels and jpeg2000 made with kakadu contain 6.
I don't know what is mandatory for 4K content but mixing reels with different jpeg2000 decomposition levels create troubles on some systems...

Issue History

Date Modified Username Field Change
2017-04-10 15:32 liloneum New Issue
2017-04-13 22:44 carl Assigned To => carl
2017-04-13 22:44 carl Status new => feedback
2017-04-13 22:44 carl Note Added: 0001625
2017-04-14 08:49 liloneum Note Added: 0001626
2017-04-14 08:49 liloneum Status feedback => assigned
2017-04-28 11:10 liloneum Note Added: 0001639
2020-09-06 21:11 carl Status assigned => resolved
2020-09-06 21:11 carl Resolution open => fixed