medmask.storage.archivefile

storage.archivefile

Classes

Name	Description
MaskArchive	Container storing multiple segmentation masks in one file.

MaskArchive

storage.archivefile.MaskArchive(path, mode='r', *, space=None, codec=None)

Container storing multiple segmentation masks in one file.

On-disk layout::

Header (100 B)
    magic       "MSKA" (4)
    version     0x0100 (2 bytes)  • major/minor
    codec_id    (B)
    space_offset, space_length   (Q, Q)
    index_offset, index_length   (Q, Q)
    data_offset,  data_length    (Q, Q)
    mask_count                   (Q)
    reserved (27 B)

Fixed-size 100-byte header simplifies random access and future extension.