ff_hevc_transform_4x4_add_8_sse4   38 libde265-1.0.3/acceleration-speed/dct-sse.cc     ff_hevc_transform_4x4_add_8_sse4(out, xy2coeff(x,y), 4);
ff_hevc_transform_4x4_add_8_sse4   30 libde265-1.0.3/libde265/x86/sse-dct.h void ff_hevc_transform_4x4_add_8_sse4(uint8_t *dst, const int16_t *coeffs, ptrdiff_t stride);