AV_CH_LAYOUT_3POINT1  179 libavcodec/aacenc.h         .layout = AV_CH_LAYOUT_3POINT1,
AV_CH_LAYOUT_3POINT1   61 libavcodec/mlp.c     AV_CH_LAYOUT_4POINT0, AV_CH_LAYOUT_5POINT0_BACK, AV_CH_LAYOUT_3POINT1,
AV_CH_LAYOUT_3POINT1  633 libavcodec/mlpenc.c         case AV_CH_LAYOUT_3POINT1:
AV_CH_LAYOUT_3POINT1 1415 libavfilter/af_surround.c         case AV_CH_LAYOUT_3POINT1:
AV_CH_LAYOUT_3POINT1 1459 libavfilter/af_surround.c         case AV_CH_LAYOUT_3POINT1:
AV_CH_LAYOUT_3POINT1  202 libavformat/mov_chan.c     { MOV_CH_LAYOUT_DVD_10,             AV_CH_LAYOUT_3POINT1 }, // L, R, C, LFE
AV_CH_LAYOUT_3POINT1  203 libavformat/mov_chan.c     { MOV_CH_LAYOUT_AC3_3_0_1,          AV_CH_LAYOUT_3POINT1 }, // L, C, R, LFE
AV_CH_LAYOUT_3POINT1  204 libavformat/mov_chan.c     { MOV_CH_LAYOUT_DTS_3_1,            AV_CH_LAYOUT_3POINT1 }, // C, L, R, LFE
AV_CH_LAYOUT_3POINT1   87 libavutil/channel_layout.c     { "3.1",         4,  AV_CH_LAYOUT_3POINT1 },