darktable-org / darktable-org/rawspeed
Implement P1 "Red+blue flat field" 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 "Red+blue flat field", P1 correction tag 0x40b. 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 locating the P1 file handling and the existing correction code for tag 0x40b, then compare it with dcraw's “Red+blue flat field” correction. Confirm how P1 files represent this tag and define done as applying the correction correctly to affected files, with coverage in the relevant decoder tests if available.
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
- Needs clarification
- Newbie friendliness
- 35/100