PF_NOALPHA 370 libavfilter/vf_decimate.c #define PF(suf) PF_NOALPHA(suf), PF_ALPHA(suf) PF_NOALPHA 371 libavfilter/vf_decimate.c PF(P), PF(P9), PF(P10), PF_NOALPHA(P12), PF_NOALPHA(P14), PF(P16), PF_NOALPHA 266 libavfilter/vf_psnr.c #define PF(suf) PF_NOALPHA(suf), PF_ALPHA(suf) PF_NOALPHA 267 libavfilter/vf_psnr.c PF(P), PF(P9), PF(P10), PF_NOALPHA(P12), PF_NOALPHA(P14), PF(P16),