SWR_CH_MAX         35 libavfilter/af_amerge.c #define SWR_CH_MAX 64
SWR_CH_MAX         28 libswresample/swresample_internal.h #define SWR_CH_MAX 64
SWR_CH_MAX         35 libswresample/tests/swresample.c #define SWR_CH_MAX 32