Auto frame rate switching & dynamic range matching - 4K (HDR10) capable Hardware
#1
Updated November 2019

With users purchasing bigger displays and affordable 4K HDR10 & Dolby Vision, Kodi capable Hardware now on the market it's time for an appropriate thread.

Auto Frame Rate Switching & Dynamic Range Matching must work though to make the list, with no user intervention needed to fiddle with device settings all the time when watching mixed SDR / HDR10 video content.
ULTIMATELY - You want set (settings) once and then forget.




Two features that are a must have for 4K HDR Cinema Type usage:

1) Auto Frame Rate Matching / TV Refresh Rate Switching:

Quote: ....designed to match the media player's output frame rate to the original frame rate of (video) content. This applies to content that's mastered at different frame rates, for example 24fps film-based content or other international video content encoded at 60, 59.94, 50, 30, 29.97, 25, 24 and 23.976 fps.

Media player output frame rates will also match (and switch) the display's refresh rate appropriate for your region. For example 29.97fps for NTSC.
25fps and 30fps content uses frame rate doubling to display at 50Hz and 60Hz when available, matching its original appearance while preserving a fluid user interface.

Why is it needed ?
For beautifully smooth video playback of virtually all differing video (frame) content and also to auto switch a display into it's 24p Cinema, Film or Movie Mode.

Platforms that support such an auto Frame Rate Matching / TV Refresh Rate Switching feature:
  • Apple TV 4K - using Netflix, Prime Video, Plex, Infuse, MrMC Apps & many more
  • Amazon FireTV Gen3, FireTV 4K Stick, FireTV Cube - using Prime Video, Plex, Kodi and MrMC Apps only - click HERE for details.
  • MINIX U9-H (Kodi, & possibly Plex or Emby only)
  • Vero 4K+
  • AMLogic S905X, S905D, S912 devices running LibreELEC / OSMC Kodi Krypton / CoreELEC Leia (S922X, S905X2, A311D)
  • Rootable AMLogic Android devices when using THIS (click) DIY modification.
  • Zidoo X9S using custom media player Software.
  • Himedia Q5/Q10 Pro using HiMedia Player Software
  • NVIDIA Shield - using Plex, Kodi and MrMC Apps
  • Intel/AMD hardware running Windows or Linux Kodi

HOWEVER: some modern 4K TV's can do this with 24p video content.... Judder-Free 24p On TVs (click)

2) Dynamic Range Matching / Colorspace Switching:
(WIKI - High Dynamic Range Video - click)

Quote:To match (the media player's) colorspace output to the original dynamic range of (video) content that you’re watching.

You want a media player to autoswitch, without user intervention - colorspaces between SDR / HDR10 / DolbyVision depending on the dynamic range of the source video content and a displays actual dynamic range capabilities.

Platforms that support such an auto Colorspace Switching feature:
  • ALL the 4K AMLogic chipset Android devices running an Oreo or greater OS.
  • Nvidia Shields (2019 Shields needs a FW HotFix - see Nvidia forums)
  • Apple TV 4K
  • Amazon Fire TV Gen3, FireTV 4K Stick, Fire TV Cube
  • Xiaomi Mi Box
  • MINIX U9-H (Kodi, and possibly Plex and Emby only)
  • Vero 4K+
  • AMLogic S905X, S905D, S912 chipset devices running LibreELEC Krypton / OSMC Leia / CoreELEC Leia (S922X, S905X2, A311D)
  • Zidoo X9S using custom media player Software.
  • Himedia Q5/Q10 Pro using HiMedia Player Software (confirmation needed)
  • Forks of Kodi v19 Matrix such as seen in this https://forum.kodi.tv/showthread.php?tid=345566

EDIT: - a companion, detailed 4K HDR10 Sticky thread has been started...

4K HDR10 - State of Play thread - important media player limitations (click)

Trivia
Quote:Dolby Vision is a proprietary format and Dolby SVP of Business Giles Baker has stated that the royalty cost for Dolby Vision is less than $3 per TV (click).

W.

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Messages In This Thread
Auto frame rate switching & dynamic range matching - 4K (HDR10) capable Hardware - by wrxtasy - 2017-12-05, 06:03
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