add examples

examples/basic/main.go

@@ -0,0 +1,19 @@
+package main
+
+import (
+	"github.com/floostack/transcoder/ffmpeg"
+	ffstatic_darwin_amd64 "github.com/go-ffstatic/darwin-amd64"
+)
+
+func main() {
+	ff := ffmpeg.New(&ffmpeg.Config{
+		FfmpegBinPath:  ffstatic_darwin_amd64.FFmpegPath(),
+		FfprobeBinPath: ffstatic_darwin_amd64.FFprobePath(),
+	})
+	ch, err := ff.Input("./input.avi").Output("./output.mp4").Start(ffmpeg.Options{})
+	if err != nil {
+		panic(err)
+	}
+	for range ch {
+	}
+}