Document design for DASH audio channel parsing
Document design for DASH audio channel parsing

Issue #424

Change-Id: Ibd771b7426bc822aeb236415c2ca5bccacb05497

tvoli/shaka-player,shaka-project/shaka-player,tvoli/shaka-player,vimond/shaka-player,TheModMaker/shaka-player,TheModMaker/shaka-player,tvoli/shaka-player,TheModMaker/shaka-player,vimond/shaka-player,vimond/shaka-player,shaka-project/shaka-player,shaka-project/shaka-player,shaka-project/shaka-player,TheModMaker/shaka-player,tvoli/shaka-player