GetSSE            547 third_party/libwebp/dsp/enc.c   return GetSSE(a, b, 16, 16);
GetSSE            550 third_party/libwebp/dsp/enc.c   return GetSSE(a, b, 16, 8);
GetSSE            553 third_party/libwebp/dsp/enc.c   return GetSSE(a, b, 8, 8);
GetSSE            556 third_party/libwebp/dsp/enc.c   return GetSSE(a, b, 4, 4);