Imported Upstream version 1.4upstream/1.4

1 files changed, 0 insertions, 140 deletions

diff --git a/src/pkg/image/decode_example_test.go b/src/pkg/image/decode_example_test.go
deleted file mode 100644
index 21e90fea4..000000000
--- a/src/pkg/image/decode_example_test.go
+++ /dev/null
@@ -1,140 +0,0 @@
-// Copyright 2012 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// This example demonstrates decoding a JPEG image and examining its pixels.
-package image_test
-
-import (
-	"encoding/base64"
-	"fmt"
-	"image"
-	"log"
-	"strings"
-
-	// Package image/jpeg is not used explicitly in the code below,
-	// but is imported for its initialization side-effect, which allows
-	// image.Decode to understand JPEG formatted images. Uncomment these
-	// two lines to also understand GIF and PNG images:
-	// _ "image/gif"
-	// _ "image/png"
-	_ "image/jpeg"
-)
-
-func Example() {
-	// Decode the JPEG data. If reading from file, create a reader with
-	//
-	// reader, err := os.Open("testdata/video-001.q50.420.jpeg")
-	// if err != nil {
-	//     log.Fatal(err)
-	// }
-	// defer reader.Close()
-	reader := base64.NewDecoder(base64.StdEncoding, strings.NewReader(data))
-	m, _, err := image.Decode(reader)
-	if err != nil {
-		log.Fatal(err)
-	}
-	bounds := m.Bounds()
-
-	// Calculate a 16-bin histogram for m's red, green, blue and alpha components.
-	//
-	// An image's bounds do not necessarily start at (0, 0), so the two loops start
-	// at bounds.Min.Y and bounds.Min.X. Looping over Y first and X second is more
-	// likely to result in better memory access patterns than X first and Y second.
-	var histogram [16][4]int
-	for y := bounds.Min.Y; y < bounds.Max.Y; y++ {
-		for x := bounds.Min.X; x < bounds.Max.X; x++ {
-			r, g, b, a := m.At(x, y).RGBA()
-			// A color's RGBA method returns values in the range [0, 65535].
-			// Shifting by 12 reduces this to the range [0, 15].
-			histogram[r>>12][0]++
-			histogram[g>>12][1]++
-			histogram[b>>12][2]++
-			histogram[a>>12][3]++
-		}
-	}
-
-	// Print the results.
-	fmt.Printf("%-14s %6s %6s %6s %6s\n", "bin", "red", "green", "blue", "alpha")
-	for i, x := range histogram {
-		fmt.Printf("0x%04x-0x%04x: %6d %6d %6d %6d\n", i<<12, (i+1)<<12-1, x[0], x[1], x[2], x[3])
-	}
-	// Output:
-	// bin               red  green   blue  alpha
-	// 0x0000-0x0fff:    353    759   7228      0
-	// 0x1000-0x1fff:    629   2944   1036      0
-	// 0x2000-0x2fff:   1075   2319    984      0
-	// 0x3000-0x3fff:    838   2291    988      0
-	// 0x4000-0x4fff:    540   1302    542      0
-	// 0x5000-0x5fff:    319    971    263      0
-	// 0x6000-0x6fff:    316    377    178      0
-	// 0x7000-0x7fff:    581    280    216      0
-	// 0x8000-0x8fff:   3457    228    274      0
-	// 0x9000-0x9fff:   2294    237    334      0
-	// 0xa000-0xafff:    938    283    370      0
-	// 0xb000-0xbfff:    322    338    401      0
-	// 0xc000-0xcfff:    229    386    295      0
-	// 0xd000-0xdfff:    263    416    281      0
-	// 0xe000-0xefff:    538    433    312      0
-	// 0xf000-0xffff:   2758   1886   1748  15450
-}
-
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