television
test patterns
These TV test patterns can be freely downloaded and used for checking colour and backlight uniformity, pixel defects and dithering artifacts.
buy test patterns online: Burosch (10€/46 images)
skin tones
mkdir skintones cd skintones/ wget https://angelicadass.com/wp-content/uploads/2020/07/humanae-Angelica-Dass-{01..44}.jpg
Download tv-test-pattern_skintones.svg, open with inkscape, export as PNG.
colour calibration
You can use an Android app, e.g. Color Namer (F-Droid), to check if the screen is displaying the right colour. It displays colours as hex RGB values (#rrggbb). If the channel's values are too high, you can reduce them in TV settings.
Resolutions
| name | pixel size [WxH] | notes |
|---|---|---|
| HD | 1280 x 720 | also called HD ready |
| Full HD | 1920 x 1080 | also called 1080p |
| 4K UHD | 3840 x 2160 | panel size |
| DCI 4K | 4096 x 2160 | what filmmakers use, gets cut off on your TV |
youtube
- Stop the FOMO – Stop the "Fear of Missing Out" on the top TVs and tech entertainment gear. Latest news & rants about all TV brands.
- HDTVTest – Vincent talking about TVs and making dry jokes about his sex life.
- The Tech Giant – big guy doing jovial and non-technical TV reviews.