swscaleLibName
SWS_ACCURATE_RND
SWS_AREA
SWS_BICUBIC
SWS_BICUBLIN
SWS_BILINEAR
SWS_BITEXACT
SWS_CS_BT2020
SWS_CS_DEFAULT
SWS_CS_FCC
SWS_CS_ITU601
SWS_CS_ITU624
SWS_CS_ITU709
SWS_CS_SMPTE170M
SWS_CS_SMPTE240M
SWS_DIRECT_BGR
SWS_ERROR_DIFFUSION
SWS_FAST_BILINEAR
SWS_FULL_CHR_H_INP
SWS_FULL_CHR_H_INT
SWS_GAUSS
SWS_LANCZOS
SWS_MAX_REDUCE_CUTOFF
SWS_PARAM_DEFAULT
SWS_POINT
SWS_PRINT_INFO
SWS_SINC
SWS_SPLINE
SWS_SRC_V_CHR_DROP_MASK
SWS_SRC_V_CHR_DROP_SHIFT
SWS_X