GetPSNR           731 third_party/libwebp/enc/frame.c static double GetPSNR(uint64_t mse, uint64_t size) {
GetPSNR          1169 third_party/libwebp/enc/picture.c static float GetPSNR(const double v) {
GetPSNR           279 third_party/libwebp/enc/webpenc.c static double GetPSNR(uint64_t err, uint64_t size) {