initial source

main.go

@@ -0,0 +1,81 @@
+package main
+
+import (
+	"./gopow"
+	log "github.com/Sirupsen/logrus"
+	"github.com/codegangsta/cli"
+	"os"
+)
+
+func main() {
+
+	app := cli.NewApp()
+	app.Name = "RTL GoPow"
+	app.Usage = "Render a rtl_power CSV output as waterfall image"
+	app.Version = "0.0.1"
+	app.Author = "github.com/dhogborg"
+	app.Email = "d@hogborg.se"
+
+	app.Action = func(c *cli.Context) {
+
+		if c.Bool("verbose") == true {
+			log.SetLevel(log.DebugLevel)
+		} else {
+			log.SetLevel(log.InfoLevel)
+		}
+
+		pow, err := gopow.NewGoPow(c)
+		if err != nil {
+			log.WithFields(log.Fields{
+				"error": err.Error(),
+			}).Fatal("load failed")
+			return
+		}
+
+		err = pow.Render()
+		if err != nil {
+			log.WithFields(log.Fields{
+				"error": err.Error(),
+			}).Fatal("render failed")
+			return
+		}
+
+		err = pow.Write()
+		if err != nil {
+			log.WithFields(log.Fields{
+				"error": err.Error(),
+			}).Fatal("write failed")
+			return
+		}
+
+	}
+
+	app.Flags = []cli.Flag{
+		cli.StringFlag{
+			Name:  "input,i",
+			Value: "",
+			Usage: "CSV input file generated by rtl_power",
+		},
+		cli.StringFlag{
+			Name:  "output,o",
+			Value: "",
+			Usage: "Output file, default same as input file with new extension",
+		},
+		cli.StringFlag{
+			Name:  "format,f",
+			Value: "png",
+			Usage: "Output file format, default png",
+		},
+		cli.IntFlag{
+			Name:  "downsample,d",
+			Value: 10,
+			Usage: "Downsample bandwidth by factor. Use if sampled bandwidth is unmanagable wide. 1 is 1:1, 10 is 1:10 and so on.",
+		},
+		cli.BoolFlag{
+			Name:  "verbose",
+			Usage: "Enable more verbose output",
+		},
+	}
+
+	app.Run(os.Args)
+}