From 5671b6e1b5ea22b6ace2ed9fb41479e250408d85 Mon Sep 17 00:00:00 2001 From: Good Guy Date: Wed, 15 Dec 2021 16:00:42 -0700 Subject: [PATCH] minor fixes for image sequences --- parts/AuxilaryPrograms.tex | 10 ++++++---- parts/Loadandsave.tex | 15 +++++++-------- 2 files changed, 13 insertions(+), 12 deletions(-) diff --git a/parts/AuxilaryPrograms.tex b/parts/AuxilaryPrograms.tex index 1385c58..ef98f7a 100644 --- a/parts/AuxilaryPrograms.tex +++ b/parts/AuxilaryPrograms.tex @@ -60,7 +60,7 @@ Now render yourfile using different quality levels and run ydiff to compare the \label{sec:image_sequence_creation} \index{image sequence} -Example script to create a jpeglist sequence file is next. It can be modified to instead +Example script to create a jpeg list sequence file is next. It can be modified to create a list for \textit{exr}, \textit{gif}, \textit{ppm}, \textit{png}, \textit{tga}, or \textit{tiff} sequences instead by changing JPEGLIST to be EXRLIST, GIFLIST, PPMLIST, PNGLIST, TGALIST, or TIFFLIST. @@ -96,12 +96,14 @@ To use this script, you will have to install the package on your operating syste includes \textit{anytopnm} which is ususally \textit{netpbm}. Example usage of this script follows: -\qquad \texttt{./jpeglist.sh outfile infiles/*.jpg} +\qquad \texttt{./imagelist.sh outfile infiles/*.jpg} -where \textit{jpeglist.sh} is just the name chosen for this script which could +where \textit{imagelist.sh} is just the name chosen for this script which could be anything but has to be executable, \textit{outfile} is the sequence list that is created, \textit{infiles} is the directory containing the -format\_type files such as \textit{jpg} in this example. +format\_type files such as \textit{jpg} in this example. The xxxtopnm +messages that show up can just be ignored such as: jpegtopnm: WRITING PPM FILE and jpegtopnm: Error writing row. +In addition, you can edit this script as needed. \section{Details about .bcast5 Files} \label{sec:details_.bcast5_files} diff --git a/parts/Loadandsave.tex b/parts/Loadandsave.tex index 1009912..07b9046 100644 --- a/parts/Loadandsave.tex +++ b/parts/Loadandsave.tex @@ -74,24 +74,23 @@ File lists formats can be utilized in some way for the following list of types o \begin{center} \begin{tabular}{l l l l} PNGLIST = *.png & PPMLIST = *.ppm & TGALIST = *.tga & TIFFLIST = *.tiff \\ - EXALIST = *.exa & CR2LIST = *.cr2 & JPEGLIST = *.jpg & GIFLIST = *.gif + EXRLIST = *.exr & CR2LIST = *.cr2 & JPEGLIST = *.jpg & GIFLIST = *.gif \end{tabular} \end{center} %\vspace*{1ex} -Using the example of jpeg’s, the jpeg list sequence file type is the easiest and fastest way to access a sequence of jpg images as a single asset. First build a jpeglist sequence file and name it something like jpeglist.sh. There is an example script of how to do this in the Auxiliary Programs section of the Appendix (\ref{sec:image_sequence_creation}). Once the jpeglist.sh file is built you can then run it similar to this line: +Using the example of jpeg’s, the jpeg list sequence file type is the easiest and fastest way to access a sequence of jpg images as a single asset. First build a jpeglist sequence file and name it something like jpeglist.sh. There is an example script of how to do this in the Auxiliary Programs section of the Appendix (\ref{sec:image_sequence_creation}). Once the jpeglist.sh file is built and made executable you can then run it similar to this line: \begin{lstlisting}[style=sh] -jpeglist.sh //file.jpg //DSC*.jpg +./jpeglist.sh //outputfile.jpgs //inputfilesDSC*.jpg \end{lstlisting} -\vspace*{1ex} \noindent If <\texttt{path}> is the same on both outfile and infiles, then file.jpg is created in the same directory as infiles, the directory contains the entire asset, and the file list uses relative paths; otherwise the file list contains absolute paths. Since this creates outfile list as a single asset, the memory demand and access time is much lower. When you load the outfile in \CGG{}, you will need to set \textit{Try ffmpeg last} since ffmpeg does not work with jpeglist sequence files. +\vspace*{1ex} \noindent If <\texttt{path}> is the same on both outputfile and inputfiles, then file.jpgs is created in the same directory as infiles, the directory contains the entire asset, and the file list uses relative paths; otherwise the file list contains absolute paths. Since this creates outputfile list as a single asset, the memory demand and access time is much lower. When you load the outputfile in \CGG{}, you might need to set \textit{Try ffmpeg last} if ffmpeg does not work with that particular type of sequence files. -An example output file from running this script residing in the directory where \texttt{DSC*.jpg} files exist is shown below. +An example output file from running this script residing in the directory where \texttt{DSC*.jpg} files exist is shown below. To use this, turn off ffmpeg probes first, and open \texttt{outputfile.jpgs} using File $\rightarrow$ Load files. Of course, you can edit this file to change frame rate or names of files to include. +The width and height are expected to be of the same or similar size. -To use this, turn off ffmpeg probes first, and open \texttt{timelapse.jpg} using File $\rightarrow$ Load files. - -\begin{lstlisting}[style=sh,caption={Example: timelapse.jpg},captionpos=t] +\begin{lstlisting}[style=sh,caption={Example: outputfile.jpgs},captionpos=t] JPEGLIST # First line is always JPEGLIST # Frame rate: -- 2.26.2