Hi Francis, i think it depends which version of Mediaplayer is installed on the Windows PC, see an overview which file format is support by which version of Mediaplayer here https://support.microsoft.com/en-us/help/316992/file-types-supported-by-windows-media-player <https://support.microsoft.com/en-us/help/316992/file-types-supported-by-windows-media-player>
Regarding your question about using LC 5.5 on Win: Just try it. If i remember right, i was able to use my LC 5.5 on Win and Mac. Regards, Matthias Matthias Rebbe +49 5741 310000 wirmachen.software <http://wirmachen.software/> > Am 26.08.2017 um 14:19 schrieb Francis Nugent Dixon via use-livecode > <use-livecode@lists.runrev.com <mailto:use-livecode@lists.runrev.com>>: > > Hi from Beautiful Brittany, > > LiveCode 5.5 (I know, I can't afford the updates - Am I the only one ?) > Sierra 10.12.3 > > On my Mac, I have successfully run Audio and Video functions > (Quicktime) MP3 for Audio, MP4/Mov for Video, for some years. > > Recently moving the app to PC (Windows 7, with Quicktime loaded), > all my Audio files work fine, and MOST of the videos work fine also. > But a few Video files play the audio but DO NOT SHOW the Video > (screen is blank). > > I notice that the files which do not run correctly are quite big, sometimes > MP4, sometimes Mov (no obvious reasons). Otherwise - Mystery !! > > My scripts have run a thousand times on Mac, but just the strange > glitches (with larger Video files MP4/Mov PERHAPS ?) on the PC. > > I can send scripts if necessary. > > Any ideas ? - Any 5.5 users still out there, somewhere ...... ? > > -Francis > > Subsiduary question : I bought 5.5 Mac (years ago) and I am happy with it. > Am I authorised to load the 5.5 PC version with the same Password ? It > could help me to isolate this problem ……… > > Long Live LiveCode > > -Francis > _______________________________________________ > use-livecode mailing list > use-livecode@lists.runrev.com <mailto:use-livecode@lists.runrev.com> > Please visit this url to subscribe, unsubscribe and manage your subscription > preferences: > http://lists.runrev.com/mailman/listinfo/use-livecode _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode