MOV_CH_LAYOUT_MPEG_5_1_D 234 libavformat/mov_chan.c { MOV_CH_LAYOUT_MPEG_5_1_D, AV_CH_LAYOUT_5POINT1 }, // C, L, R, Ls, Rs, LFE MOV_CH_LAYOUT_MPEG_5_1_D 375 libavformat/mov_chan.c MOV_CH_LAYOUT_MPEG_5_1_D, MOV_CH_LAYOUT_MPEG_5_1_D 411 libavformat/mov_chan.c MOV_CH_LAYOUT_MPEG_5_1_D,