套件： openjpeg-tools (1:1.5.2-3.1-0thomas~focal5+10.0trisquel1)

command-line tools using the JPEG 2000 library

This package provides with command-line tools allowing for conversions between several formats and also provides tools for encoding and decoding motion-jpeg2000 video formats:

 - j2k_to_image: decodes j2k, jp2, and jpt files to pgm, ppm, pnm,
                 pgx, and bmp.
 - image_to_j2k: encodes pnm, pgm, pgx, bmp, and ppm files to j2k,
                 and jp2.
 - index_create: create jp2 with JPIP index file from a j2k file.
 - frames_to_mj2: convert YUV video streams to mj2 format.
 - mj2_to_frames: convert mj2 video streams to YUV format.
 - wrap_j2k_in_mj2: wrap j2k codestreams into mj2 format.
 - extract-j2k-from_mj2: extract j2k codestreams from the mj2 format.