There isn't any way to differentiate between mme_stop() vs mme_setspeed() from a MediaFS driver. When this API was designed, it was probably decided that we never wanted to stop a device, only pause it. Stop implies losing the play position and that was deemed to be undesirable.
NOTE:
This entry has been validated against the SDP version listed above. Use
caution when considering this advice for any other SDP version. For
supported releases, please reach out toQNX Technical Support if you have any questions/concerns.