From ccfd5eddbe302f9185df948a27105578d47d25e6 Mon Sep 17 00:00:00 2001 From: Good Guy Date: Mon, 23 Dec 2024 16:28:36 -0700 Subject: [PATCH] fix minor error concerning nvenc render formats --- parts/Tips.tex | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/parts/Tips.tex b/parts/Tips.tex index db61375..ba50397 100644 --- a/parts/Tips.tex +++ b/parts/Tips.tex @@ -365,7 +365,7 @@ using \texttt{ydiff} as described in the Appendix (\ref{sec:ydiff_check_results} \label{ssub:nvidia_graphics_card} \index{hardware!nvenc} -To use hardware acceleration for rendering (that is, encoding) you do not have to set a preference or an environment variable, as was required for decoding. To use this feature you use an ffmpeg render options file which specifies the nvenc codec, either \texttt{h264\_nvenc.mp4} or \texttt{nvenc.mp4}. There are several requirements in order for this to work on your computer as listed here: +To use hardware acceleration for rendering (that is, encoding) you do not have to set a preference or an environment variable, as was required for decoding. To use this feature you use an ffmpeg render options file which specifies the nvenc codec, either \texttt{h264\_nvenc.mp4}, \texttt{h265\_nvenc.mp4}, or \texttt{h264\_nvenc.qt}. There are several requirements in order for this to work on your computer as listed here: \begin{enumerate} \item Nvidia graphics board at or above a certain hardware level. For h265, newer boards are required. @@ -374,7 +374,7 @@ To use hardware acceleration for rendering (that is, encoding) you do not have t 390.25 or newer. You will see error messages on the startup window if you are on lower versions. \end{enumerate} -If you try to render using\texttt{ h264/h265\_nvenc.mp4} formats and do not have an Nvidia graphics card or this feature was not built in, you will see in the window from where you started \CGG{}, the error message: \qquad \textit{Cannot load libcuda.so.1} +If you try to render using\texttt{ h264/h265\_nvenc} formats and do not have an Nvidia graphics card or this feature was not built in, you will see in the window from where you started \CGG{}, the error message: \qquad \textit{Cannot load libcuda.so.1} A small test using 2 minutes from the 4k version of Big Buck Bunny shows using nvenc can be about 4 times faster. The test was done on a 4 core Intel laptop with an Nvidia 950M graphics board. -- 2.26.2