func TestCorrMultiStrideNaive_vsDecimate(t *testing.T) {
const (
numIn = 4
eps = 1e-9
)
for _, q := range strideCases {
f := randMulti(q.ImSize.X, q.ImSize.Y, numIn)
g := randMulti(q.TmplSize.X, q.TmplSize.Y, numIn)
h, err := slide.CorrMulti(f, g)
if err != nil {
t.Errorf("im %v, tmpl %v, stride %d: %v", q.ImSize, q.TmplSize, q.K, err)
continue
}
want := slide.Decimate(h, q.K)
got, err := slide.CorrMultiStrideNaive(f, g, q.K)
if err != nil {
t.Errorf("im %v, tmpl %v, stride %d: %v", q.ImSize, q.TmplSize, q.K, err)
continue
}
if err := errIfNotEqImage(want, got, eps); err != nil {
t.Errorf("im %v, tmpl %v, stride %d: %v", q.ImSize, q.TmplSize, q.K, err)
continue
}
}
}
func TestCorrMultiStrideBLAS_vsNaive(t *testing.T) {
const (
numIn = 4
eps = 1e-9
)
for _, q := range strideCases {
f := randMulti(q.ImSize.X, q.ImSize.Y, numIn)
g := randMulti(q.TmplSize.X, q.TmplSize.Y, numIn)
naive, err := slide.CorrMultiStrideNaive(f, g, q.K)
if err != nil {
t.Errorf("im %v, tmpl %v, stride %d: %v", q.ImSize, q.TmplSize, q.K, err)
continue
}
blas, err := slide.CorrMultiStrideBLAS(f, g, q.K)
if err != nil {
t.Errorf("im %v, tmpl %v, stride %d: %v", q.ImSize, q.TmplSize, q.K, err)
continue
}
if err := errIfNotEqImage(naive, blas, eps); err != nil {
t.Errorf("im %v, tmpl %v, stride %d: %v", q.ImSize, q.TmplSize, q.K, err)
continue
}
}
}