505 lines
14 KiB
Go
505 lines
14 KiB
Go
package imaging
|
|
|
|
import (
|
|
"image"
|
|
"testing"
|
|
)
|
|
|
|
func TestGrayscale(t *testing.T) {
|
|
td := []struct {
|
|
desc string
|
|
src image.Image
|
|
want *image.NRGBA
|
|
}{
|
|
{
|
|
"Grayscale 3x3",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0x3d, 0x3d, 0x3d, 0x01, 0x78, 0x78, 0x78, 0x02, 0x17, 0x17, 0x17, 0x03,
|
|
0x1f, 0x1f, 0x1f, 0xff, 0x25, 0x25, 0x25, 0xff, 0x66, 0x66, 0x66, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
for _, d := range td {
|
|
got := Grayscale(d.src)
|
|
want := d.want
|
|
if !compareNRGBA(got, want, 0) {
|
|
t.Errorf("test [%s] failed: %#v", d.desc, got)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestInvert(t *testing.T) {
|
|
td := []struct {
|
|
desc string
|
|
src image.Image
|
|
want *image.NRGBA
|
|
}{
|
|
{
|
|
"Invert 3x3",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0x33, 0xff, 0xff, 0x01, 0xff, 0x33, 0xff, 0x02, 0xff, 0xff, 0x33, 0x03,
|
|
0xee, 0xdd, 0xcc, 0xff, 0xcc, 0xdd, 0xee, 0xff, 0x55, 0xcc, 0x44, 0xff,
|
|
0xff, 0xff, 0xff, 0xff, 0xcc, 0xcc, 0xcc, 0xff, 0x00, 0x00, 0x00, 0xff,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
for _, d := range td {
|
|
got := Invert(d.src)
|
|
want := d.want
|
|
if !compareNRGBA(got, want, 0) {
|
|
t.Errorf("test [%s] failed: %#v", d.desc, got)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestAdjustContrast(t *testing.T) {
|
|
td := []struct {
|
|
desc string
|
|
src image.Image
|
|
p float64
|
|
want *image.NRGBA
|
|
}{
|
|
{
|
|
"AdjustContrast 3x3 10",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
10,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xd5, 0x00, 0x00, 0x01, 0x00, 0xd5, 0x00, 0x02, 0x00, 0x00, 0xd5, 0x03,
|
|
0x05, 0x18, 0x2b, 0xff, 0x2b, 0x18, 0x05, 0xff, 0xaf, 0x2b, 0xc2, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x2b, 0x2b, 0x2b, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
"AdjustContrast 3x3 100",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
100,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xff, 0x00, 0x00, 0x01, 0x00, 0xff, 0x00, 0x02, 0x00, 0x00, 0xff, 0x03,
|
|
0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0xff, 0xff, 0x00, 0xff, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
"AdjustContrast 3x3 -10",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
-10,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xc4, 0x0d, 0x0d, 0x01, 0x0d, 0xc4, 0x0d, 0x02, 0x0d, 0x0d, 0xc4, 0x03,
|
|
0x1c, 0x2b, 0x3b, 0xff, 0x3b, 0x2b, 0x1c, 0xff, 0xa6, 0x3b, 0xb5, 0xff,
|
|
0x0d, 0x0d, 0x0d, 0xff, 0x3b, 0x3b, 0x3b, 0xff, 0xf2, 0xf2, 0xf2, 0xff,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
"AdjustContrast 3x3 -100",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
-100,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0x80, 0x80, 0x80, 0x01, 0x80, 0x80, 0x80, 0x02, 0x80, 0x80, 0x80, 0x03,
|
|
0x80, 0x80, 0x80, 0xff, 0x80, 0x80, 0x80, 0xff, 0x80, 0x80, 0x80, 0xff,
|
|
0x80, 0x80, 0x80, 0xff, 0x80, 0x80, 0x80, 0xff, 0x80, 0x80, 0x80, 0xff,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
"AdjustContrast 3x3 0",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
0,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
for _, d := range td {
|
|
got := AdjustContrast(d.src, d.p)
|
|
want := d.want
|
|
if !compareNRGBA(got, want, 0) {
|
|
t.Errorf("test [%s] failed: %#v", d.desc, got)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestAdjustBrightness(t *testing.T) {
|
|
td := []struct {
|
|
desc string
|
|
src image.Image
|
|
p float64
|
|
want *image.NRGBA
|
|
}{
|
|
{
|
|
"AdjustBrightness 3x3 10",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
10,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xe6, 0x1a, 0x1a, 0x01, 0x1a, 0xe6, 0x1a, 0x02, 0x1a, 0x1a, 0xe6, 0x03,
|
|
0x2b, 0x3c, 0x4d, 0xff, 0x4d, 0x3c, 0x2b, 0xff, 0xc4, 0x4d, 0xd5, 0xff,
|
|
0x1a, 0x1a, 0x1a, 0xff, 0x4d, 0x4d, 0x4d, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
"AdjustBrightness 3x3 100",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
100,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xff, 0xff, 0xff, 0x01, 0xff, 0xff, 0xff, 0x02, 0xff, 0xff, 0xff, 0x03,
|
|
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
"AdjustBrightness 3x3 -10",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
-10,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xb3, 0x00, 0x00, 0x01, 0x00, 0xb3, 0x00, 0x02, 0x00, 0x00, 0xb3, 0x03,
|
|
0x00, 0x09, 0x1a, 0xff, 0x1a, 0x09, 0x00, 0xff, 0x91, 0x1a, 0xa2, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x1a, 0x1a, 0x1a, 0xff, 0xe6, 0xe6, 0xe6, 0xff,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
"AdjustBrightness 3x3 -100",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
-100,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x03,
|
|
0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0xff,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
"AdjustBrightness 3x3 0",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
0,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
for _, d := range td {
|
|
got := AdjustBrightness(d.src, d.p)
|
|
want := d.want
|
|
if !compareNRGBA(got, want, 0) {
|
|
t.Errorf("test [%s] failed: %#v", d.desc, got)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestAdjustGamma(t *testing.T) {
|
|
td := []struct {
|
|
desc string
|
|
src image.Image
|
|
p float64
|
|
want *image.NRGBA
|
|
}{
|
|
{
|
|
"AdjustGamma 3x3 0.75",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
0.75,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xbd, 0x00, 0x00, 0x01, 0x00, 0xbd, 0x00, 0x02, 0x00, 0x00, 0xbd, 0x03,
|
|
0x07, 0x11, 0x1e, 0xff, 0x1e, 0x11, 0x07, 0xff, 0x95, 0x1e, 0xa9, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x1e, 0x1e, 0x1e, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
"AdjustGamma 3x3 1.5",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
1.5,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xdc, 0x00, 0x00, 0x01, 0x00, 0xdc, 0x00, 0x02, 0x00, 0x00, 0xdc, 0x03,
|
|
0x2a, 0x43, 0x57, 0xff, 0x57, 0x43, 0x2a, 0xff, 0xc3, 0x57, 0xcf, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x57, 0x57, 0x57, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
"AdjustGamma 3x3 1.0",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
1.0,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
for _, d := range td {
|
|
got := AdjustGamma(d.src, d.p)
|
|
want := d.want
|
|
if !compareNRGBA(got, want, 0) {
|
|
t.Errorf("test [%s] failed: %#v", d.desc, got)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestAdjustSigmoid(t *testing.T) {
|
|
td := []struct {
|
|
desc string
|
|
src image.Image
|
|
m float64
|
|
p float64
|
|
want *image.NRGBA
|
|
}{
|
|
{
|
|
"AdjustSigmoid 3x3 0.5 3.0",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
0.5,
|
|
3.0,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xd4, 0x00, 0x00, 0x01, 0x00, 0xd4, 0x00, 0x02, 0x00, 0x00, 0xd4, 0x03,
|
|
0x0d, 0x1b, 0x2b, 0xff, 0x2b, 0x1b, 0x0d, 0xff, 0xb1, 0x2b, 0xc3, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x2b, 0x2b, 0x2b, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
"AdjustSigmoid 3x3 0.5 -3.0",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
0.5,
|
|
-3.0,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xc4, 0x00, 0x00, 0x01, 0x00, 0xc4, 0x00, 0x02, 0x00, 0x00, 0xc4, 0x03,
|
|
0x16, 0x2a, 0x3b, 0xff, 0x3b, 0x2a, 0x16, 0xff, 0xa4, 0x3b, 0xb3, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x3b, 0x3b, 0x3b, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
"AdjustSigmoid 3x3 0.5 0.0",
|
|
&image.NRGBA{
|
|
Rect: image.Rect(-1, -1, 2, 2),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
0.5,
|
|
0.0,
|
|
&image.NRGBA{
|
|
Rect: image.Rect(0, 0, 3, 3),
|
|
Stride: 3 * 4,
|
|
Pix: []uint8{
|
|
0xcc, 0x00, 0x00, 0x01, 0x00, 0xcc, 0x00, 0x02, 0x00, 0x00, 0xcc, 0x03,
|
|
0x11, 0x22, 0x33, 0xff, 0x33, 0x22, 0x11, 0xff, 0xaa, 0x33, 0xbb, 0xff,
|
|
0x00, 0x00, 0x00, 0xff, 0x33, 0x33, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
|
|
},
|
|
},
|
|
},
|
|
}
|
|
for _, d := range td {
|
|
got := AdjustSigmoid(d.src, d.m, d.p)
|
|
want := d.want
|
|
if !compareNRGBA(got, want, 0) {
|
|
t.Errorf("test [%s] failed: %#v", d.desc, got)
|
|
}
|
|
}
|
|
}
|