summaryrefslogtreecommitdiffstats
path: root/vendor/github.com/disintegration/imaging/example_test.go
diff options
context:
space:
mode:
Diffstat (limited to 'vendor/github.com/disintegration/imaging/example_test.go')
-rw-r--r--vendor/github.com/disintegration/imaging/example_test.go58
1 files changed, 0 insertions, 58 deletions
diff --git a/vendor/github.com/disintegration/imaging/example_test.go b/vendor/github.com/disintegration/imaging/example_test.go
deleted file mode 100644
index d79451f03..000000000
--- a/vendor/github.com/disintegration/imaging/example_test.go
+++ /dev/null
@@ -1,58 +0,0 @@
-package imaging_test
-
-import (
- "image"
- "image/color"
- "log"
-
- "github.com/disintegration/imaging"
-)
-
-func Example() {
- // Open the test image.
- src, err := imaging.Open("testdata/lena_512.png")
- if err != nil {
- log.Fatalf("Open failed: %v", err)
- }
-
- // Crop the original image to 350x350px size using the center anchor.
- src = imaging.CropAnchor(src, 350, 350, imaging.Center)
-
- // Resize the cropped image to width = 256px preserving the aspect ratio.
- src = imaging.Resize(src, 256, 0, imaging.Lanczos)
-
- // Create a blurred version of the image.
- img1 := imaging.Blur(src, 2)
-
- // Create a grayscale version of the image with higher contrast and sharpness.
- img2 := imaging.Grayscale(src)
- img2 = imaging.AdjustContrast(img2, 20)
- img2 = imaging.Sharpen(img2, 2)
-
- // Create an inverted version of the image.
- img3 := imaging.Invert(src)
-
- // Create an embossed version of the image using a convolution filter.
- img4 := imaging.Convolve3x3(
- src,
- [9]float64{
- -1, -1, 0,
- -1, 1, 1,
- 0, 1, 1,
- },
- nil,
- )
-
- // Create a new image and paste the four produced images into it.
- dst := imaging.New(512, 512, color.NRGBA{0, 0, 0, 0})
- dst = imaging.Paste(dst, img1, image.Pt(0, 0))
- dst = imaging.Paste(dst, img2, image.Pt(0, 256))
- dst = imaging.Paste(dst, img3, image.Pt(256, 0))
- dst = imaging.Paste(dst, img4, image.Pt(256, 256))
-
- // Save the resulting image using JPEG format.
- err = imaging.Save(dst, "testdata/out_example.jpg")
- if err != nil {
- log.Fatalf("Save failed: %v", err)
- }
-}