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| author | Carl Hetherington <cth@carlh.net> | 2021-01-28 22:27:40 +0100 |
|---|---|---|
| committer | Carl Hetherington <cth@carlh.net> | 2021-02-06 22:48:30 +0100 |
| commit | 9b1b653f1a169dae3e939c58d73356ff02e5835c (patch) | |
| tree | 6bd1f5e04de4f8fbabe9b54586828294deacc0a1 /src/j2k_transcode.cc | |
| parent | 0892ee346ee0caf60d532bab40ebf1716e3b1cb8 (diff) | |
Use 1 guard bit in JPEG2000 encoding for 2K, per Bv2.1.
Diffstat (limited to 'src/j2k_transcode.cc')
| -rw-r--r-- | src/j2k_transcode.cc | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/j2k_transcode.cc b/src/j2k_transcode.cc index b9ebe6c3..dafe8fdf 100644 --- a/src/j2k_transcode.cc +++ b/src/j2k_transcode.cc @@ -308,6 +308,7 @@ dcp::compress_j2k (shared_ptr<const OpenJPEGImage> xyz, int bandwidth, int frame parameters.max_comp_size = parameters.max_cs_size / 1.25; parameters.tcp_numlayers = 1; parameters.tcp_mct = 1; + parameters.numgbits = fourk ? 2 : 1; /* Setup the encoder parameters using the current image and user parameters */ opj_setup_encoder (encoder, ¶meters, xyz->opj_image()); |