MOV_CH_LAYOUT_MPEG_6_1_A  248 libavformat/mov_chan.c     { MOV_CH_LAYOUT_MPEG_6_1_A,          AV_CH_LAYOUT_6POINT1 },        // L, R, C, LFE, Ls, Rs,  Cs
MOV_CH_LAYOUT_MPEG_6_1_A  425 libavformat/mov_chan.c     MOV_CH_LAYOUT_MPEG_6_1_A,