calculateSSIM      36 source/encoder/framefilter.cpp static float calculateSSIM(pixel *pix1, intptr_t stride1, pixel *pix2, intptr_t stride2, uint32_t width, uint32_t height, void *buf, uint32_t& cnt);
calculateSSIM     712 source/encoder/framefilter.cpp         m_frameEncoder->m_ssim += calculateSSIM(rec + 2 + minPixY * stride1, stride1, fenc + 2 + minPixY * stride2, stride2,