Re: [Intel-gfx] [v4 10/12] drm/i915: Add HLG EOTF

2019-01-09 Thread Shankar, Uma
>-Original Message- >From: Roper, Matthew D >Sent: Wednesday, January 9, 2019 1:15 AM >To: Shankar, Uma >Cc: intel-gfx@lists.freedesktop.org; dri-de...@lists.freedesktop.org; Syrjala, >Ville >; emil.l.veli...@gmail.com; Lankhorst, Maarten > >Subject: Re: [v4 10/12] drm/i915: Add HLG EOT

Re: [Intel-gfx] [v4 10/12] drm/i915: Add HLG EOTF

2019-01-08 Thread Matt Roper
On Tue, Jan 08, 2019 at 02:41:25PM +0530, Uma Shankar wrote: > From: Ville Syrjälä > > ADD HLG EOTF to the list of EOTF transfer functions supported. > Hybrid Log-Gamma (HLG) is a high dynamic range (HDR) standard. > HLG defines a nonlinear transfer function in which the lower > half of the signa

[Intel-gfx] [v4 10/12] drm/i915: Add HLG EOTF

2019-01-08 Thread Uma Shankar
From: Ville Syrjälä ADD HLG EOTF to the list of EOTF transfer functions supported. Hybrid Log-Gamma (HLG) is a high dynamic range (HDR) standard. HLG defines a nonlinear transfer function in which the lower half of the signal values use a gamma curve and the upper half of the signal values use a