X-Git-Url: https://git.cinelerra-gg.org/git/?a=blobdiff_plain;f=parts%2FPlugins.tex;h=c70921e593ea2bbe80e5f6eae180a059b276dd75;hb=57a10c712aed39a74039379695c7f4f14015827a;hp=d60dca81440118152c290554757deb2b7b7bfe7b;hpb=5db954f598fdcf18759adb1d2bd11387dd982ace;p=goodguy%2Fcin-manual-latex.git diff --git a/parts/Plugins.tex b/parts/Plugins.tex index d60dca8..c70921e 100644 --- a/parts/Plugins.tex +++ b/parts/Plugins.tex @@ -515,6 +515,7 @@ Use this to remove \textit{DC Offset}, which is usually an undesirable character \index{delay audio} In the Delay Audio effect you can specify the number of seconds you want to delay the video track. +An alternative ffmpeg plugin is F\_adelay. \subsection{DeNoise}% \label{sub:denoise} @@ -618,7 +619,7 @@ EchoCancel is the process of removing echos from audio in order to improve the q \item[Damp:] echo envelope decay factor used to smooth the cepstrum/correlation data. \item[Peaks:] number of maximal envelope values used in the echo gain calculation. \item[Cutoff Hz:] low frequency cutoff value to prevent beat frequency (\textit{heterodyne}) echo canceling. - \item[Mode:] \textit{MAN}, \textit{Off}, or \textit{On}. When Off is selected, the plugin is not active. When MAN is used, the only one peak is used for the echo gain envelope. It is set by pressing mouse button $1$ in the ceptstrum graphical output. The Gain and Offset are updated as the pointer drag operation resets the indicated gain and offset values. When On is selected, the echo gain envelope is automatically calculated by cepstrum and auto-correlation of the input audio in the last window size audio samples. + \item[Mode:] \textit{MAN}, \textit{Off}, or \textit{On}. When Off is selected, the plugin is not active. When MAN is used, the only one peak is used for the echo gain envelope. It is set by pressing mouse button $1$ (LMB) in the ceptstrum graphical output. The Gain and Offset are updated as the pointer drag operation resets the indicated gain and offset values. When On is selected, the echo gain envelope is automatically calculated by cepstrum and auto-correlation of the input audio in the last window size audio samples. \item[Windows size:] parameter can be set to \textit{Default}, $1024$, $2048$, \dots \textit{doubled values\dots} up to $262144$. \item[Amplitude:] the cepstrum value at the drag point during manual envelope selection. \item[Gain:] echo gain setting determined by manual selection. @@ -3593,7 +3594,8 @@ Modify the Y, U, V settings. You can use sliders or, for maximum precision, you \label{sub:yuv411} \index{yuv411} -Modify the 411 yuv to look like 420 color space instead. If the edit to which the effect is applied is not YUV type, a red warning message will appear. +YUV411 plugin\protect\footnote{credit Eric Olson} +modifies the 411 yuv to look like 420 color space instead. If the edit to which the effect is applied is not YUV type, a red warning message will appear. \subsection{YUVShift}% \label{sub:yuvshift}