From 6da2f169fab398a313d2710a4040393ef491705b Mon Sep 17 00:00:00 2001 From: Good Guy Date: Mon, 7 Feb 2022 17:04:30 -0700 Subject: [PATCH] add masks need Alpha channel --- parts/Windows.tex | 2 ++ 1 file changed, 2 insertions(+) diff --git a/parts/Windows.tex b/parts/Windows.tex index 760a696..1d618ac 100644 --- a/parts/Windows.tex +++ b/parts/Windows.tex @@ -1100,6 +1100,8 @@ The compositing pipeline graph has a masking stage (figure~\ref{fig:temporary-02 The Mask popup menu can be overwhelming upon first encounter. However, if you follow the next few steps you can create a single simple mask without having to understand every possible parameter. +Be sure you are working in a Format that includes the Alpha channel, YUVA or RGBA, because you need +to have transparency for masking to show or will end up with only a black area. \begin{enumerate} \item To define a mask, in the Compositor window click on the \textit{Edit mask} icon to get the popup Mask menu. If the menu does not come up, click on the \textit{Show tool info}. \item On the video, LMB click on the place where you want to start a mask. -- 2.26.2