psalm.ltx

\documentclass[a4paper,12pt]{article}

\usepackage[top=2cm,bottom=2cm,left=1.5cm,right=1.5cm]{geometry}
\usepackage[T1]{fontenc}
\usepackage{libertine}
\usepackage{graphicx}
\usepackage{psalm}

\pagestyle{empty}

\begin{document}

\begin{center}
    {\Large \textbf{Psalm 151}}\\[12pt]
    \textit{An example psalm}\\[30pt]
    \includegraphics[resolution=600, scale=0.97]{chant.png}
\end{center}
\vspace{24pt}

% override width of verse text because these lines are quite short
\setlength\textamount{12cm}

\begin{center}
\begin{psalm}[9] % override number of first verse (optional)

\vs{Full\quad\dyn{f}}{The first part of the first | verse is | forte}
{\dyn{p}}{And the second part | of the_first | verse is | piano.}

\vscontinue{Full\quad\dyn{mf}}{Here is the | second | verse}
{}{Which con- | tinues_with- | out a | break.}

\vs{\second}{This verse should use the second | half_of the | chant}
{}{Which is | speci-fied | using_a | dagger.}

\vs{}{Sometimes you may want to pause * in the | middle_of a | verse}
{}{Or to specify the n\syl{u}mb\syl{e}r of | syllab-les | using | dots.}

\vs{}{If a verse is very long and goes on and on forever\breaklongline
    you may want to break in the | middle_of a | line}
{}{And sometimes you may want a vertical | space | after_a | verse.}

\stanzagap

\vsnonums{\dyn{f}}{Verse numbers are | auto- | matic}
{}{But | sometimes_you | may not | want them}

\vsnonums{}{For example | in the | Gloria}
{}{At the | end | of a | psalm.}

\end{psalm}
\end{center}

\end{document}