darktable-org / darktable-org/rawspeed
Implement P1 "All color flat-fields" correction
Open
Nobody has claimed this yet.
- Dominant language
- C++
- Stars
- 456
- Forks
- 147
- PR merge metrics
- No merged PRs in 30d
Description
dcraw currently contains corrections for P1 files described as "All color flat-fields", P1 correction tag 0x401. This correction might be worth porting.
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by comparing rawspeed's existing P1 correction handling with dcraw's implementation of the "All color flat-fields" correction at tag 0x401. Identify the relevant decoder and test coverage, then port the behavior and verify affected P1 files decode with the expected correction.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- computer-vision
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 30/100