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authorNick White <git@njw.name>2020-02-26 16:53:14 +0000
committerNick White <git@njw.name>2020-02-26 16:53:14 +0000
commite320e069844b8f9c6e5d7e4e407cc90dff3b0f04 (patch)
treeb5e011fcd79997c89ae20f113885d483d3814db7 /test_helpers.go
parenta47b35dc44f0e770a1bb1f7b53b6aa11d6895e0b (diff)
Move things around so that integralimg is in its own repository
Diffstat (limited to 'test_helpers.go')
-rw-r--r--test_helpers.go57
1 files changed, 0 insertions, 57 deletions
diff --git a/test_helpers.go b/test_helpers.go
deleted file mode 100644
index 97a43dd..0000000
--- a/test_helpers.go
+++ /dev/null
@@ -1,57 +0,0 @@
-// Copyright 2019 Nick White.
-// Use of this source code is governed by the GPLv3
-// license that can be found in the LICENSE file.
-
-package preproc
-
-// TODO: add different pages as test cases
-// TODO: test non integral img version
-
-import (
- "image"
- "image/draw"
- "image/png"
- "os"
-)
-
-func decode(s string) (*image.Gray, error) {
- f, err := os.Open(s)
- defer f.Close()
- if err != nil {
- return nil, err
- }
- img, err := png.Decode(f)
- if err != nil {
- return nil, err
- }
- b := img.Bounds()
- gray := image.NewGray(image.Rect(0, 0, b.Dx(), b.Dy()))
- draw.Draw(gray, b, img, b.Min, draw.Src)
- return gray, nil
-}
-
-func imgsequal(img1 *image.Gray, img2 *image.Gray) bool {
- b := img1.Bounds()
- if !b.Eq(img2.Bounds()) {
- return false
- }
- for y := b.Min.Y; y < b.Max.Y; y++ {
- for x := b.Min.X; x < b.Max.X; x++ {
- r0, g0, b0, a0 := img1.At(x, y).RGBA()
- r1, g1, b1, a1 := img2.At(x, y).RGBA()
- if r0 != r1 {
- return false
- }
- if g0 != g1 {
- return false
- }
- if b0 != b1 {
- return false
- }
- if a0 != a1 {
- return false
- }
- }
- }
- return true
-}