AV_CH_LAYOUT_4POINT1  195 libavcodec/aacenc.h         .layout = AV_CH_LAYOUT_4POINT1,
AV_CH_LAYOUT_4POINT1   62 libavcodec/mlp.c     AV_CH_LAYOUT_4POINT1, AV_CH_LAYOUT_5POINT1_BACK, 0,
AV_CH_LAYOUT_4POINT1  635 libavcodec/mlpenc.c         case AV_CH_LAYOUT_4POINT1:
AV_CH_LAYOUT_4POINT1 1421 libavfilter/af_surround.c         case AV_CH_LAYOUT_4POINT1:
AV_CH_LAYOUT_4POINT1  221 libavformat/mov_chan.c     { MOV_CH_LAYOUT_DVD_11,             AV_CH_LAYOUT_4POINT1 },      // L, R, C, LFE, Cs
AV_CH_LAYOUT_4POINT1  222 libavformat/mov_chan.c     { MOV_CH_LAYOUT_AC3_3_1_1,          AV_CH_LAYOUT_4POINT1 },      // L, C, R, Cs,  LFE
AV_CH_LAYOUT_4POINT1  223 libavformat/mov_chan.c     { MOV_CH_LAYOUT_DTS_4_1,            AV_CH_LAYOUT_4POINT1 },      // C, L, R, Cs,  LFE
AV_CH_LAYOUT_4POINT1   90 libavutil/channel_layout.c     { "4.1",         5,  AV_CH_LAYOUT_4POINT1 },