From 5c36fdfd39e231e87b267fc718c9fd6a86f49b90 Mon Sep 17 00:00:00 2001 From: Aarti Parikh Date: Tue, 29 May 2018 00:42:10 +0000 Subject: [PATCH] image: add an example that shows how to get the metadata of an image This is a simple but everyday use case in image libraries. Currently, there is one example in this library and it is lengthy and involved. This PR will be imported into Gerrit with the title and first comment (this text) used to generate the subject and body of the Gerrit change. Change-Id: Idca527d97c095af88755446e1548fa2b8ace7eb0 GitHub-Last-Rev: f5743c8ef337a8b7a5126db21d784593f4f53c8a GitHub-Pull-Request: golang/go#25616 Reviewed-on: https://go-review.googlesource.com/114939 Run-TryBot: Brad Fitzpatrick TryBot-Result: Gobot Gobot Reviewed-by: Brad Fitzpatrick --- src/image/decode_example_test.go | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/src/image/decode_example_test.go b/src/image/decode_example_test.go index 81fa0378e1..526c03f3c1 100644 --- a/src/image/decode_example_test.go +++ b/src/image/decode_example_test.go @@ -21,6 +21,15 @@ import ( _ "image/jpeg" ) +func Example_decodeConfig() { + reader := base64.NewDecoder(base64.StdEncoding, strings.NewReader(data)) + config, format, err := image.DecodeConfig(reader) + if err != nil { + log.Fatal(err) + } + fmt.Println("Width:", config.Width, "Height:", config.Height, "Format:", format) +} + func Example() { // Decode the JPEG data. If reading from file, create a reader with // -- 2.50.0