pdfly extract-images is not lossless
Open
Nobody has claimed this yet.
bug
subcommand-extract-images
- Dominant language
- Python
- Stars
- 571
- Forks
- 50
- PR merge metrics
- No merged PRs in 30d
Description
Despite being advertised this way, the tool actually recompresses images turning jpegs with estimated quality of 99 into jpegs with estimated quality of 75.
Can be cross-validated using pdfimages tool from xpdf suite.
Contributor guide
No contributing guide indexed for this repository
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 at the extract-images CLI entry point and reproduce the issue with a PDF containing JPEG images. Cross-validate the extracted files with the xpdf suite's pdfimages tool, then confirm that extraction preserves the original JPEG data or quality rather than recompressing it.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- python
- Domain
- cli
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 45/100