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Viewing changes to src/go/src/github.com/rwcarlsen/goexif/exif/example_test.go

  • Committer: Victor Palau
  • Date: 2015-03-11 14:24:42 UTC
  • Revision ID: vtuson@gmail.com-20150311142442-f2pxp111c8ynv232
public release

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src/go/src/github.com/rwcarlsen/goexif/exif/example_test.go
 
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package exif_test
 
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import (
 
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        "fmt"
 
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        "log"
 
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        "os"
 
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        "github.com/rwcarlsen/goexif/exif"
 
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)
 
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func ExampleDecode() {
 
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        fname := "sample1.jpg"
 
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        f, err := os.Open(fname)
 
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        if err != nil {
 
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                log.Fatal(err)
 
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        }
 
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        x, err := exif.Decode(f)
 
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        if err != nil {
 
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                log.Fatal(err)
 
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        }
 
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        camModel, _ := x.Get(exif.Model)
 
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        date, _ := x.Get(exif.DateTimeOriginal)
 
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        fmt.Println(camModel.StringVal())
 
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        fmt.Println(date.StringVal())
 
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        focal, _ := x.Get(exif.FocalLength)
 
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        numer, denom := focal.Rat2(0) // retrieve first (only) rat. value
 
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        fmt.Printf("%v/%v", numer, denom)
 
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}