I've never tried before (I probably should, at some point), but I believe that VLC Media Player will let you do that. I don't know how well it will play with copy-protect shennaigans, but as near as I can tell with out actually popping in a disk, the capability exists.
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The Master said: "It is all in vain! I have never yet seen a man who can perceive his own faults and bring the charge home against himself."
>Analects: Book V, Chaper XXVI
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The Master said: "It is all in vain! I have never yet seen a man who can perceive his own faults and bring the charge home against himself."
>Analects: Book V, Chaper XXVI