Moving to glide
Этот коммит содержится в:
Christopher Speller
190
vendor/github.com/disintegration/imaging/effects_test.go
сгенерированный
поставляемый
Обычный файл
190
vendor/github.com/disintegration/imaging/effects_test.go
сгенерированный
поставляемый
Обычный файл
@@ -0,0 +1,190 @@
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package imaging
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import (
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"image"
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"testing"
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)
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func TestBlur(t *testing.T) {
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td := []struct {
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desc string
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src image.Image
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sigma float64
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want *image.NRGBA
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}{
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{
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"Blur 3x3 0",
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&image.NRGBA{
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Rect: image.Rect(-1, -1, 2, 2),
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Stride: 3 * 4,
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Pix: []uint8{
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x66, 0xaa, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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},
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},
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0.0,
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&image.NRGBA{
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Rect: image.Rect(0, 0, 3, 3),
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Stride: 3 * 4,
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Pix: []uint8{
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x66, 0xaa, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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},
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},
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},
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{
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"Blur 3x3 0.5",
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&image.NRGBA{
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Rect: image.Rect(-1, -1, 2, 2),
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Stride: 3 * 4,
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Pix: []uint8{
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x66, 0xaa, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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},
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},
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0.5,
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&image.NRGBA{
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Rect: image.Rect(0, 0, 3, 3),
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Stride: 3 * 4,
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Pix: []uint8{
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0x01, 0x02, 0x04, 0x04, 0x0a, 0x10, 0x18, 0x18, 0x01, 0x02, 0x04, 0x04,
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0x09, 0x10, 0x18, 0x18, 0x3f, 0x69, 0x9e, 0x9e, 0x09, 0x10, 0x18, 0x18,
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0x01, 0x02, 0x04, 0x04, 0x0a, 0x10, 0x18, 0x18, 0x01, 0x02, 0x04, 0x04,
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},
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},
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},
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{
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"Blur 3x3 10",
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&image.NRGBA{
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Rect: image.Rect(-1, -1, 2, 2),
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Stride: 3 * 4,
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Pix: []uint8{
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x66, 0xaa, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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},
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},
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10,
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&image.NRGBA{
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Rect: image.Rect(0, 0, 3, 3),
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Stride: 3 * 4,
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Pix: []uint8{
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0x0b, 0x13, 0x1c, 0x1c, 0x0b, 0x13, 0x1c, 0x1c, 0x0b, 0x13, 0x1c, 0x1c,
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0x0b, 0x13, 0x1c, 0x1c, 0x0b, 0x13, 0x1c, 0x1c, 0x0b, 0x13, 0x1c, 0x1c,
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0x0b, 0x13, 0x1c, 0x1c, 0x0b, 0x13, 0x1c, 0x1c, 0x0b, 0x13, 0x1c, 0x1c,
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},
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},
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},
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}
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for _, d := range td {
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got := Blur(d.src, d.sigma)
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want := d.want
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if !compareNRGBA(got, want, 0) {
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t.Errorf("test [%s] failed: %#v", d.desc, got)
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}
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}
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}
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func TestSharpen(t *testing.T) {
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td := []struct {
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desc string
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src image.Image
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sigma float64
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want *image.NRGBA
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}{
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{
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"Sharpen 3x3 0",
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&image.NRGBA{
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Rect: image.Rect(-1, -1, 2, 2),
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Stride: 3 * 4,
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Pix: []uint8{
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0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
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0x66, 0x66, 0x66, 0x66, 0x77, 0x77, 0x77, 0x77, 0x66, 0x66, 0x66, 0x66,
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0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
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},
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},
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0,
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&image.NRGBA{
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Rect: image.Rect(0, 0, 3, 3),
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Stride: 3 * 4,
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Pix: []uint8{
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0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
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0x66, 0x66, 0x66, 0x66, 0x77, 0x77, 0x77, 0x77, 0x66, 0x66, 0x66, 0x66,
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0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
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},
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},
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},
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{
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"Sharpen 3x3 0.5",
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&image.NRGBA{
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Rect: image.Rect(-1, -1, 2, 2),
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Stride: 3 * 4,
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Pix: []uint8{
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0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
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0x66, 0x66, 0x66, 0x66, 0x77, 0x77, 0x77, 0x77, 0x66, 0x66, 0x66, 0x66,
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0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
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},
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},
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0.5,
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&image.NRGBA{
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Rect: image.Rect(0, 0, 3, 3),
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Stride: 3 * 4,
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Pix: []uint8{
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0x66, 0x66, 0x66, 0x66, 0x64, 0x64, 0x64, 0x64, 0x66, 0x66, 0x66, 0x66,
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0x64, 0x64, 0x64, 0x64, 0x7e, 0x7e, 0x7e, 0x7e, 0x64, 0x64, 0x64, 0x64,
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0x66, 0x66, 0x66, 0x66, 0x64, 0x64, 0x64, 0x64, 0x66, 0x66, 0x66, 0x66,
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},
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},
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},
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{
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"Sharpen 3x3 100",
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&image.NRGBA{
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Rect: image.Rect(-1, -1, 2, 2),
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Stride: 3 * 4,
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Pix: []uint8{
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0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
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0x66, 0x66, 0x66, 0x66, 0x77, 0x77, 0x77, 0x77, 0x66, 0x66, 0x66, 0x66,
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0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66,
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},
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},
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100,
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&image.NRGBA{
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Rect: image.Rect(0, 0, 3, 3),
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Stride: 3 * 4,
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Pix: []uint8{
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0x64, 0x64, 0x64, 0x64, 0x64, 0x64, 0x64, 0x64, 0x64, 0x64, 0x64, 0x64,
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0x64, 0x64, 0x64, 0x64, 0x86, 0x86, 0x86, 0x86, 0x64, 0x64, 0x64, 0x64,
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0x64, 0x64, 0x64, 0x64, 0x64, 0x64, 0x64, 0x64, 0x64, 0x64, 0x64, 0x64,
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},
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},
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},
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{
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"Sharpen 3x1 10",
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&image.NRGBA{
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Rect: image.Rect(-1, -1, 2, 0),
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Stride: 3 * 4,
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Pix: []uint8{
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0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff,
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},
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},
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10,
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&image.NRGBA{
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Rect: image.Rect(0, 0, 3, 1),
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Stride: 3 * 4,
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Pix: []uint8{
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0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff,
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},
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},
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},
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}
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for _, d := range td {
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got := Sharpen(d.src, d.sigma)
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want := d.want
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if !compareNRGBA(got, want, 0) {
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t.Errorf("test [%s] failed: %#v", d.desc, got)
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}
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}
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}
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