I used gstreamer plugins playing original dvd(piracy dvd is ok) and libdvdread-5.0.2 and libreadcss-1.3.0 were installed.
some errors happened:
>libdvdread: Error cracking CSS key for /VIDEO_TS/VTS_06_1.VOB (0x000533ea)!!
>libdvdread: Elapsed time 0
.
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Any reply is appreciated.