ExoPlayer is an open source media player from Google. It provides an example implementation for DASH and Smooth Streaming playback with Common Encryption, so that 3rd-party applications can extend it to build rich media experience which isn't directly available from the built-in MediaPlayer.
[1] https://google.github.io/ExoPlayer/guide.html
[2] https://github.com/google/ExoPlayer
[3] http://www.iso.org/iso/home/store/catalogue_ics/catalogue_detail_ics.htm?csnumber=65274
[4] https://www.iso.org/obp/ui/#iso:std:iso-iec:23001:-7:ed-1:v1:en
[1] https://google.github.io/ExoPlayer/guide.html
[2] https://github.com/google/ExoPlayer
[3] http://www.iso.org/iso/home/store/catalogue_ics/catalogue_detail_ics.htm?csnumber=65274
[4] https://www.iso.org/obp/ui/#iso:std:iso-iec:23001:-7:ed-1:v1:en