pb_80              35 libavcodec/lossless_videodsp.c         *(long *) (dst + i) = ((a & pb_7f) + (b & pb_7f)) ^ ((a ^ b) & pb_80);
pb_80              49 libavcodec/lossless_videoencdsp.c         *(long *) (dst + i) = ((a | pb_80) - (b & pb_7f)) ^
pb_80              50 libavcodec/lossless_videoencdsp.c                               ((a ^ b ^ pb_80) & pb_80);
pb_80              37 libavcodec/pngdsp.c         *(long *)(dst + i) = ((a & pb_7f) + (b & pb_7f)) ^ ((a ^ b) & pb_80);