AccumulateLSIM 1205 third_party/libwebp/enc/picture.c sse[0] = AccumulateLSIM(src->y, src->y_stride, AccumulateLSIM 1207 third_party/libwebp/enc/picture.c sse[1] = AccumulateLSIM(src->u, src->uv_stride, AccumulateLSIM 1209 third_party/libwebp/enc/picture.c sse[2] = AccumulateLSIM(src->v, src->uv_stride, AccumulateLSIM 1211 third_party/libwebp/enc/picture.c sse[3] = has_alpha ? AccumulateLSIM(src->a, src->a_stride,