update

example/decode/decode.go

@@ -0,0 +1,48 @@
+package main
+
+import (
+	"fmt"
+	"io/ioutil"
+	"os"
+	"time"
+
+	"github.com/Danile71/go-gpujpeg"
+)
+
+const file = "test.jpg"
+
+func main() {
+	err := gpujpeg.InitDevice(0)
+	data, err := ioutil.ReadFile(file)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+
+	imageParam, _, err := gpujpeg.ReadImageInfo(data)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	defer imageParam.Free()
+
+	fmt.Println("image width", imageParam.Width(), " height", imageParam.Height())
+	start := time.Now()
+
+	decoder, err := gpujpeg.CreateDecoder()
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	defer decoder.Free()
+
+	//decoder.SetOutput(gpujpeg.GPUJPEG_RGB, gpujpeg.GPUJPEG_444_U8_P012)
+
+	result, err := decoder.Decode(data)
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	fmt.Println(time.Since(start))
+	ioutil.WriteFile("result.rgb", result, os.ModePerm)
+}