Re: [V7 31/45] drm/colorop: add BT2020/BT709 OETF and Inverse OETF

2025-01-17 Thread Pekka Paalanen
On Thu, 16 Jan 2025 10:56:22 +0200 Pekka Paalanen wrote: > On Thu, 19 Dec 2024 21:33:37 -0700 > Alex Hung wrote: > > > From: Harry Wentland > > > > The BT.709 and BT.2020 OETFs are the same, the only difference > > being that the BT.2020 variant is defined with more precision > > for 10 and 1

Re: [V7 31/45] drm/colorop: add BT2020/BT709 OETF and Inverse OETF

2025-01-16 Thread Pekka Paalanen
On Thu, 19 Dec 2024 21:33:37 -0700 Alex Hung wrote: > From: Harry Wentland > > The BT.709 and BT.2020 OETFs are the same, the only difference > being that the BT.2020 variant is defined with more precision > for 10 and 12-bit per color encodings. > > Both are used as encoding functions for vid

Re: [V7 31/45] drm/colorop: add BT2020/BT709 OETF and Inverse OETF

2025-01-15 Thread Simon Ser
> The BT.709 and BT.2020 OETFs are the same, the only difference > being that the BT.2020 variant is defined with more precision > for 10 and 12-bit per color encodings. Just to make sure, the spec defines this precision, correct? It's not an AMD-specific thing? > Both are used as encoding functi

[V7 31/45] drm/colorop: add BT2020/BT709 OETF and Inverse OETF

2024-12-19 Thread Alex Hung
From: Harry Wentland The BT.709 and BT.2020 OETFs are the same, the only difference being that the BT.2020 variant is defined with more precision for 10 and 12-bit per color encodings. Both are used as encoding functions for video content, and are therefore defined as OETF (opto-electronic trans