Please support rtsp live stream

[chuwza]

There's already some same requests here.
#1426
google/ExoPlayer#9400

Here's the same problem!

Sparkle TV is an IPTV Application that uses AndroidX Media as the built-in player. Similar to tivimate. (https://play.google.com/store/apps/details?id=se.hedekonsult.sparkle&hl=en_US)

Because Sparkle TV on Android TV uses AndroidX Media, which makes it impossible to play (rtsp://[2409:8087:2001:20:2800:0:df6e:eb18]:554/ott.mobaibox.com/000000400000001/H265_8000k_1080P_cctv1_CR) from (https://raw.githubusercontent.com/Kimentanm/aptv/master/m3u/iptv.m3u)