olly 03a36ce6ba Fix NPE cause by demo app adding null listener to drm manager
Also added an assertion to the DRM event dispatcher to cause
immediate failure when this happens. This is consistent with
the assertion in the equivalent MediaSource class.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=191892735
2018-04-08 16:39:57 +01:00
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ExoPlayer demos

This directory contains applications that demonstrate how to use ExoPlayer. Browse the individual demos and their READMEs to learn more.