diff --git a/Bad-Formatting-Examples.md b/Bad-Formatting-Examples.md index 46c2cc8..ce3a62a 100644 --- a/Bad-Formatting-Examples.md +++ b/Bad-Formatting-Examples.md @@ -1,6 +1,6 @@ Here are some formatting issues I've observed in some Kindle Store manga: -1) faded black levels causing unneccessarily low contrast, which is hard to see and can cause eyestrain. +1. faded black levels causing unneccessarily low contrast, which is hard to see and can cause eyestrain. ![IMG_1507-0001](https://github.com/user-attachments/assets/3fd06257-f415-488e-b639-a619189caa4d) @@ -18,19 +18,44 @@ demonstrated here with the Humble Bundle version: Incorrect black levels causes manga to look faded and washed out, and is a lot harder to see and can cause eyestrain. E-ink is already lower contrast than LCD, there's no need to make the contrast even lower with non-black images in manga. -2) Unneccesary margins, usually at the bottom +2. Unneccesary margins, usually at the bottom ![IMG_1507-0009](https://github.com/user-attachments/assets/97316ea4-0f2e-403c-88c8-1671b201b79e) Manga should be fullscreen, since most Kindles are much smaller than physical paper volumes. I've even seen cases where margins are added on all 4 sides, not just the bottom. -3) Incorrect page turn direction for right to left manga. +3. Inferior image quality + +Here are some comparisons between manga that isn't and is rendered at the native resolution of my Kindle. + +![IMG_1525 2](https://github.com/user-attachments/assets/0fe4ff25-dbd4-46b4-ad66-1de0dd0fb479) + +![IMG_1521 2](https://github.com/user-attachments/assets/83f49c3c-f322-47b5-a087-9a3bf85044cc) + +The manga that was rendered at my Kindle's native resolution from Kindle Comic Converter is strikingly clear. + +The main issue is that most manga on the Kindle Store is created with either KindleGen or Kindle Create. +In practice, this either means a resolution limit of x1920 or x2250 pixels in height. +Instead of a fixed resolution, +creating individual files tailored for a specific device's screen resolution +gives far better results with far fewer resizing artifacts and moire. +Moire can be a big problem due to the screen tones all manga use. + +Moreover, the downscaler in kindlegen is very blurry, KCC uses a much sharper LANCOZ downscaler. + +KCC also uses technologies like MozJpeg to offer very efficient compression +with minimal artifacting around the text, +which can be very noticeable around page refreshes. +I've noticed Kindle Store manga having very heavy jpg compression artifacts, especially around text. + + +4) Incorrect page turn direction for right to left manga. ![IMG_1507-0007](https://github.com/user-attachments/assets/1c5e7245-c743-48e9-9e2c-26200f4ebf3b) -4) 2 page spread alignment off by 1 +5) 2 page spread alignment off by 1 Sometimes there's a single page misaligned in landscape: