Description
This option will set the view that is used when taking snapshots. These are the same views used in the -view command and can be found by loading a game, pressing tab, selecting video options and checking out the views in the list. The view used can also be different from the one you've got displayed.
Example
mame pacman -snapview cocktail
Command Format
<gamename> -snapview <view name>. The example will create snapshots of PacMan using it's cocktail view. Using auto will use the game's default view.
MAME's Default Setting
internal