This option lets you choose the name of the font that MPlayer should use to display subtitles.

This option tells MPlayer to use a bold font to display subtitles.

This option tells MPlayer to use an italic font to display subtitles.

This option specifies the text size that MPlayer should use to display subtitles. If the Auto scale option below is selected, this option gives the scaling factor, otherwise it gives the font size in points.

This option indicates whether MPlayer should scale the font according to the size of the video or always use the same font size.

This option specifies the width of the black outline for the subtitle font.

This option gives the width of the area for subtitle text in percent of the width of the video area.

This option tells KPlayer how far to move the subtitles, in percents of the video height, when using the Move Up and Move Down commands on the Subtitles submenu of the Player menu or the corresponding keyboard shortcuts.

This option tells KPlayer by how much to adjust the subtitle delay when using the Increase Delay and Decrease Delay commands on the Subtitles submenu of the Player menu or the corresponding keyboard shortcuts.

This option specifies the encoding of text in subtitle files. For individual subtitle files that use a different encoding you can override this setting in the File Properties of the corresponding video file.

This option tells MPlayer to use the embedded fonts to display subtitles if a video file contains embedded fonts. For example, the Matroska file format allows embedding of fonts.

This options tells MPlayer to display closed caption subtitles if the video has them. Closed caption subtitles are found on some DVDs.

This option tells KPlayer to expand the video area to fit the aspect ratio you choose and display subtitles in the black bands below or above the video. It is recommended that you choose the aspect ratio to match the aspect ratio of your monitor, normally 4:3.

This option tells KPlayer to automatically load subtitle files that have the extensions given in the field below. KPlayer will look for subtitle files in the directory where the video file is, by looking for files that have one of the extensions given by the next field and contain the name of the video file in their name. Autoloading only works in directories mounted on your file system.

This option lists the extensions of subtitle files that KPlayer should automatically load and display in the video area. The extensions can be separated by commas, semicolons, colons, periods or spaces.