rockbox/manual/plugins/jpegviewer.tex

% $Id$ %
\subsection{JPEG viewer}
Open a JPEG file in the \setting{File Browser} to view it
\opt{recorder,recorderv2fm,ondio,h1xx}{ using Rockbox's greyscale library}.
\note{When an audio file is playing the size of the image is limited as 
the decoding process needs to share memory with audio tracks. To be able to
view a bigger file you may need to stop playback.}
\begin{table}
\begin{btnmap}{}{}
    \opt{RECORDER_PAD,ONDIO_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD,IAUDIO_X5_PAD}
        {\ButtonUp\ / \ButtonDown}
    \opt{IPOD_4G_PAD}{\ButtonMenu\ / \ButtonPlay}
        / \ButtonLeft\ / \ButtonRight
    & Move around in zoomed in image\\
    \opt{RECORDER_PAD}{\ButtonPlay}
    \opt{ONDIO_PAD}{\ButtonMenu}
    \opt{IRIVER_H100_PAD,IRIVER_H300_PAD,IAUDIO_X5_PAD}{\ButtonSelect}
    \opt{IPOD_4G_PAD}{\ButtonScrollFwd}
    & Zoom in\\
    \opt{RECORDER_PAD}{\ButtonOn}
    \opt{ONDIO_PAD}{\ButtonMenu+\ButtonDown}
    \opt{IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonMode}
    \opt{IPOD_4G_PAD}{\ButtonScrollBack}
    \opt{IAUDIO_X5_PAD}{Hold \ButtonSelect}
    & Zoom out\\
    \opt{RECORDER_PAD}{\ButtonFThree}
    \opt{ONDIO_PAD}{\ButtonMenu+\ButtonRight}
    \opt{IRIVER_H100_PAD}{\ButtonOn}
    \opt{IRIVER_H300_PAD}{\ButtonRec}
    \opt{IPOD_4G_PAD}{\ButtonSelect+\ButtonRight}
    \opt{IAUDIO_X5_PAD}{\ButtonPlay}
    & Next jpeg in folder\\
    \opt{RECORDER_PAD}{\ButtonFTwo}
    \opt{ONDIO_PAD}{\ButtonMenu+\ButtonLeft}
    \opt{IRIVER_H100_PAD,IAUDIO_X5_PAD}{\ButtonRec}
    \opt{IRIVER_H300_PAD}{\ButtonOn}
    \opt{IPOD_4G_PAD}{\ButtonSelect+\ButtonLeft}
    & Previous jpeg in folder\\
    \opt{RECORDER_PAD,ONDIO_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonOff}
    \opt{IPOD_4G_PAD}{\ButtonSelect+\ButtonMenu}
    \opt{IAUDIO_X5_PAD}{\ButtonPower}
    & Show menu\\
\end{btnmap}
\end{table}

The menu has the following entries.
\begin{description}
\item[Quit.] Quits the viewer and returns to the \setting{File Browser}.
\item[Toggle Slideshow Mode.] Enables or disables the slideshow mode.
\item[Change Slideshow Timeout.] You can set the timeout for the slideshow
  between 1 second and 20 seconds.
\item[Show Playback Menu.] From the playback menu you can control the 
playback of the currently loaded playlist and change the volume of you \dap.
\item[Return.] Returns you to the image
\end{description}

\note{JPEGs that use progressive scan encoding are not supported and will 
  produce an error.}