X-Git-Url: https://git.cinelerra-gg.org/git/?a=blobdiff_plain;f=parts%2FWindows.tex;h=44933a769348266b5ee5ccd340c12d3bd94e90a1;hb=1f73efb32b7b3ea980988fdf8974bdf36c89f1dd;hp=6bbea8b9c933c3b622afcb06349ee4106a1b0b47;hpb=7a0e890c4a68ed284efd32a8522a7dc3d994052a;p=goodguy%2Fcin-manual-latex.git diff --git a/parts/Windows.tex b/parts/Windows.tex index 6bbea8b..44933a7 100644 --- a/parts/Windows.tex +++ b/parts/Windows.tex @@ -928,6 +928,14 @@ where: \textit{SAR}= Storage Aspect Ratio (i.e media file aspect ratio) +In practice, there can be a problem with anamorphic format rendering as desired because it does +not use square pixels. So, for example, FFV1 format in the mkv container will ignore the DAR +(Display Aspect Ratio). You can check if your media is anamorphic format using the \textit{Mediainfo} +program. If the Width/Height is 720/576 (=1.25) and DAR is 16/9 (=1.777) then you have non-square +pixels. SAR (Storage Aspect Ratio) is different from DAR and you have to use a workaround as +described at the "Cinelerra for Grandma" site by Raffaella Traniello: +{\small\url{http://www.g-raffa.eu/Cinelerra/HOWTO/anamorphic.html}} . + \subsection{Camera and Projector}% \label{sub:camera_and_projector}