File:Bitonal extraction from PDF - TIF vs JPG.png
From Wikimedia Commons, the free media repository
Jump to navigation
Jump to search
Size of this preview: 800 × 307 pixels. Other resolutions: 320 × 123 pixels | 1,043 × 400 pixels.
Original file (1,043 × 400 pixels, file size: 16 KB, MIME type: image/png)
File information
Structured data
Captions
Any autoconfirmed user can overwrite this file from the same source. Please ensure that overwrites comply with the guideline.
Summary
[edit]DescriptionBitonal extraction from PDF - TIF vs JPG.png |
English: Illustration of image extraction from a PDF file with embedded bitonal images. Extracting as a lossless format (left, TIF) does not introduce image degradation; extracting as a lossy format (right, JPG) does.
The original source PDF is a Public Domain text from the Internet Archive: https://archive.org/details/mammalsminnesot00herrgoog, PDF page 16. |
|||
Date | ||||
Source | Own work | |||
Author | Inductiveload | |||
Permission (Reusing this file) |
|
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 15:01, 20 April 2024 | 1,043 × 400 (16 KB) | Obscure2020 (talk | contribs) | The previous version of this image was encoded as RGBA, which unnecessarily inflated the file size, because the image is completely opqaue. I have corrected the image to RGB with the help of OxiPNG and ZopfliPNG. | |
09:43, 10 June 2020 | 1,043 × 400 (29 KB) | Inductiveload (talk | contribs) | {{Information |description={{En|1=Illustration of image extraction from a PDF file with embedded bitonal images. Extracting as a lossless format (left, TIF) does not introduce image degradation; extracting as a lossy format (right, JPG) does. The original source PDF is a Public Domain text from the Internet Archive: https://archive.org/details/mammalsminnesot00herrgoog, PDF page 16.}} |date=2020-06-10 |source={{own}} |author=User:Inductiveload |permission={{pd-self}} |other versions= }... |
You cannot overwrite this file.
File usage on Commons
There are no pages that use this file.
File usage on other wikis
The following other wikis use this file:
- Usage on en.wikisource.org