MOV_CH_LAYOUT_AC3_3_0_1  203 libavformat/mov_chan.c     { MOV_CH_LAYOUT_AC3_3_0_1,          AV_CH_LAYOUT_3POINT1 }, // L, C, R, LFE
MOV_CH_LAYOUT_AC3_3_0_1  397 libavformat/mov_chan.c     MOV_CH_LAYOUT_AC3_3_0_1,