add select Sampling rate

main.go

@@ -48,6 +48,7 @@ type Config struct {
 	ForceApi       bool `yaml:"force-api"`
 	Check      string `yaml:"check"`
 	GetM3u8FromDevice       bool `yaml:"get-m3u8-from-device"`
+	AlacMax       int `yaml:"alac-max"`
 }
 
 var config Config
@@ -1495,13 +1496,19 @@ func extractMedia(b string) (string, []string, error) {
 		if variant.Codecs == "alac" {
 			split := strings.Split(variant.Audio, "-")
 			length := len(split)
-			fmt.Printf("%s-bit / %s Hz\n", split[length-1], split[length-2])
-			streamUrlTemp, err := masterUrl.Parse(variant.URI)
+			length_int,err := strconv.Atoi(split[length-2])
 			if err != nil {
-				panic(err)
+				return "", nil, err
+			}
+			if length_int <= config.AlacMax{
+				fmt.Printf("%s-bit / %s Hz\n", split[length-1], split[length-2])
+				streamUrlTemp, err := masterUrl.Parse(variant.URI)
+				if err != nil {
+					panic(err)
+				}
+				streamUrl = streamUrlTemp
+				break
 			}
-			streamUrl = streamUrlTemp
-			break
 		}
 	}
 	if streamUrl == nil {