bear-1280x720-a_frag-cenc_clear-all.mp4 - Same as bear-1280x720-a_frag-cenc.mp4 but no fragments are encrypted.
bear-1280x720-v_frag-cenc.mp4 - A fragmented MP4 version of the video track of bear-1280x720.mp4 encrypted (ISO CENC) using key ID [1] and key [2].
bear-1280x720-v_frag-cenc_clear-all.mp4 - Same as bear-1280x720-v_frag-cenc.mp4 but no fragments are encrypted.
+bear-1280x720-a_frag-cenc_missing-saiz-saio.mp4 - An invalid file similar to bear-1280x720-a_frag-cenc.mp4 but has no saiz and saio boxes. To save space, it has only one encrypted sample.
bear-320x240-16x9-aspect-av_enc-av.webm - bear-320x240-16x9-aspect.webm with audio & video encrypted using key ID [1] and key [2]
bear-320x240-av_enc-av.webm - bear-320x240.webm with audio & video encrypted using key ID [1] and key [2].
bear-320x240-av_enc-av_clear-1s.webm - Same as bear-320x240-av_enc-av.webm but with no frames in the first second encrypted.