The preset preview shows how a subtitle will be rendered using a specific preset.
It is opened from the presets editor.
Displays the panels that allow to modify the displayed content.
If enabled, the sampled image is resized to fit the window.
If enabled, displays the color palette. This function works only with remapped images.
Displays the magnifier.
Allows to modify the sample text.
Allows to specify a image file as subpicture.
Allows to specify a image file as background. Usually a movie screenshot that helps to position the text.
Allow to display several guides over the image.