AACDEC_FLAGS     3490 libavcodec/aacdec.c      AACDEC_FLAGS, "dual_mono_mode"},
AACDEC_FLAGS     3492 libavcodec/aacdec.c     {"auto", "autoselection",            0, AV_OPT_TYPE_CONST, {.i64=-1}, INT_MIN, INT_MAX, AACDEC_FLAGS, "dual_mono_mode"},
AACDEC_FLAGS     3493 libavcodec/aacdec.c     {"main", "Select Main/Left channel", 0, AV_OPT_TYPE_CONST, {.i64= 1}, INT_MIN, INT_MAX, AACDEC_FLAGS, "dual_mono_mode"},
AACDEC_FLAGS     3494 libavcodec/aacdec.c     {"sub" , "Select Sub/Right channel", 0, AV_OPT_TYPE_CONST, {.i64= 2}, INT_MIN, INT_MAX, AACDEC_FLAGS, "dual_mono_mode"},
AACDEC_FLAGS     3495 libavcodec/aacdec.c     {"both", "Select both channels",     0, AV_OPT_TYPE_CONST, {.i64= 0}, INT_MIN, INT_MAX, AACDEC_FLAGS, "dual_mono_mode"},