COSTA RICA IN 4K 60fps HDR (ULTRA HD)
Why Hacker News recommends it
Used as a convenient high-resolution, high-framerate test clip for video decoders, YouTube format handling and power benchmarks.
What it is
A five-minute 4K 60fps HDR travel montage of Costa Rica by the Mystery Box video team. It is a remastered version of their popular scenic footage.
Recommended by 0 HN commenters across 0 different months, 2019 to 2023.
What Hacker News said
Cites lousken · 2019-05 · on “Firefox brings smooth video playback with the fastest AV1 decoder”
it was probably encoded at a time when they didn't do 4k av1 tests but only 1080p, but since then they also did a 4k one if you wanna test it [this video]
Cites user5994461 · 2020-10 · on “YouTube broke for 40% of the UK population after rolling out 60 FPS videos”
Videos that are submitted in 60 FPS are only available in 60 FPS. It's getting more common as the cameras as getting cheaper. Check this for example, you should only have the choice between 60 FPS options. [this video] Videos that were submitted in 30 FPS remain as they were. It doesn't make sense to create new frames out of nothing indeed.
Cites rasz · 2020-10 · on “YouTube broke for 40% of the UK population after rolling out 60 FPS videos”
30fps versions are still there on the server, its the default player hiding them from you. There is even 4K 30fps file available 313. D:\_learning>youtube-dl.exe -F [this video] [youtube] [this video] Downloading webpage [info] Available formats for [this video] format code extension resolution note 249 webm audio only tiny 57k , opus @ 50k (48000Hz), 1.89MiB 250 webm audio only tiny 75k , opus @ 70k (48000Hz), 2.53MiB 140 m4a audio only tiny 130k , m4a_dash container, mp4a.40.2@128k (44100Hz), 4.84MiB 251 webm audio only tiny 148k , opus @160k (48000Hz), 4.96MiB 394 mp4 256x144 144p HDR 88k , av01.0.00M.10.0.110.09.16.09.0, 30fps, video only, 2.34MiB 278 webm 256x144 144p 97k , webm container, vp9, 30fps,
Cites cb22 · 2023-01 · on “Vulkan Video Decoding”
I just did some quick testing on my XPS 7390 2-in-1 (i7 1065G7) with Wayland: * Idle @ 50% brightness, WiFI on: 3.5W * mpv + hardware acceleration: 15W * Firefox + hardware acceleration: 19W * Firefox software decoding: 29W The test video was [this video] - which is 4k 60 FPS and got scaled to 1920x1080 for display.