> MPEG decoding in MAME is currently sort of taboo due to mpeg patents, from what I > hear. > Once the MPEG patents expire (in 2011 iirc) it will certainly be added.
2018 for MPEG audio. Not sure which ones would cover a video-only implementation.
Saturn and ST-V games use a custom encoder for FMV (often Duck TrueMotion). The system isn't powerful enough to decode true MPEG without add-on hardware (which the Bass Fishing games use).
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