PLT-173 Added graphics-go and goexif libraries for image manipulation

1 files changed, 42 insertions, 0 deletions

diff --git a/Godeps/_workspace/src/github.com/rwcarlsen/goexif/exif/example_test.go b/Godeps/_workspace/src/github.com/rwcarlsen/goexif/exif/example_test.go
new file mode 100644
index 000000000..45fd5d4ad
--- /dev/null
+++ b/Godeps/_workspace/src/github.com/rwcarlsen/goexif/exif/example_test.go
@@ -0,0 +1,42 @@
+package exif_test
+
+import (
+	"fmt"
+	"log"
+	"os"
+
+	"github.com/rwcarlsen/goexif/exif"
+	"github.com/rwcarlsen/goexif/mknote"
+)
+
+func ExampleDecode() {
+	fname := "sample1.jpg"
+
+	f, err := os.Open(fname)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	// Optionally register camera makenote data parsing - currently Nikon and
+	// Canon are supported.
+	exif.RegisterParsers(mknote.All...)
+
+	x, err := exif.Decode(f)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	camModel, _ := x.Get(exif.Model) // normally, don't ignore errors!
+	fmt.Println(camModel.StringVal())
+
+	focal, _ := x.Get(exif.FocalLength)
+	numer, denom, _ := focal.Rat2(0) // retrieve first (only) rat. value
+	fmt.Printf("%v/%v", numer, denom)
+
+	// Two convenience functions exist for date/time taken and GPS coords:
+	tm, _ := x.DateTime()
+	fmt.Println("Taken: ", tm)
+
+	lat, long, _ := x.LatLong()
+	fmt.Println("lat, long: ", lat, ", ", long)
+}