FLIP_SIGN_BIT2     28 3rdparty/libwebp/dsp/dec_neon.c #define FLIP_SIGN_BIT2(a, b, s)                                                \
FLIP_SIGN_BIT2    271 3rdparty/libwebp/dsp/dec_sse2.c #define FLIP_SIGN_BIT2(a, b) {                                                 \