From 09138c0889cff16862d3d6f95fcf4fc865deff25 Mon Sep 17 00:00:00 2001 From: Wesley Moore Date: Sat, 30 May 2020 11:21:12 +1000 Subject: [PATCH] Fix typos --- .../posts/2020/linux-amdgpu-pixel-format.md | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-) diff --git a/v2/content/posts/2020/linux-amdgpu-pixel-format.md b/v2/content/posts/2020/linux-amdgpu-pixel-format.md index bbd39a4..9b2780c 100644 --- a/v2/content/posts/2020/linux-amdgpu-pixel-format.md +++ b/v2/content/posts/2020/linux-amdgpu-pixel-format.md @@ -2,8 +2,8 @@ title = "Setting the amdgpu HDMI Pixel Format on Linux" date = 2020-05-30T08:48:30+10:00 -#[extra] -#updated = 2020-03-27T21:53:53+11:00 +[extra] +updated = 2020-05-30T11:21:30+10:00 +++ This week I discovered some details of digital display technology that I was @@ -41,8 +41,8 @@ get 4K 60Hz on the newly HDMI connected display I immediately noticed lag. I even captured it in a slow motion video on my phone to prove I wasn't going crazy. Despite `xrandr` reporting a 60Hz connection it seemed as though it was updating at less than that. This led me to compare the menus of the two -displays. It was here I noticed that good one reported an input colour format -of RGB, than the other [YPbPr]. +displays. It was here I noticed that the good one reported an input colour +format of RGB, the other [YPbPr]. This led to more reading about pixel formats in digital displays — a thing I was not previously aware of. Turns out that ports like HDMI support multiple @@ -58,11 +58,12 @@ support changing it][amdgpu-bug]. In trying various suggestions in that bug report I rebooted a few times and the lag mysteriously went away but the pixel format remained the same. At this -point I noticed the display had a grey cast to it especially on areas of white. -This had been present on the other display when it was connected via HDMI too -but I just put it down to being a couple of years older. With my new pixel -format knowledge in hand I knew this was was the source of lack of brightness. -So, I was still determined to find a way to force the HDMI output to RGB. +point I noticed the display had a grey cast to it, especially on areas of +white. This had been present on the other display when it was connected via +HDMI too but I just put it down to being a couple of years older than the other +one. With my new pixel format knowledge in hand I knew this was was the source +of lack of brightness. So, I was still determined to find a way to force the +HDMI output to RGB. ### The Fix