simplify configuration parser

internal/conf/encryption.go

@@ -26,11 +26,8 @@ func (d Encryption) MarshalJSON() ([]byte, error) {
 	case EncryptionOptional:
 		out = "optional"
 
-	case EncryptionStrict:
-		out = "strict"
-
 	default:
-		return nil, fmt.Errorf("invalid encryption: %v", d)
+		out = "strict"
 	}
 
 	return json.Marshal(out)

internal/conf/hls_variant.go

@@ -21,11 +21,8 @@ func (d HLSVariant) MarshalJSON() ([]byte, error) {
 	case HLSVariant(gohlslib.MuxerVariantFMP4):
 		out = "fmp4"
 
-	case HLSVariant(gohlslib.MuxerVariantLowLatency):
-		out = "lowLatency"
-
 	default:
-		return nil, fmt.Errorf("invalid HLS variant: %v", d)
+		out = "lowLatency"
 	}
 
 	return json.Marshal(out)

internal/conf/log_destination.go

@@ -26,11 +26,8 @@ func (d LogDestinations) MarshalJSON() ([]byte, error) {
 		case logger.DestinationFile:
 			v = "file"
 
-		case logger.DestinationSyslog:
-			v = "syslog"
-
 		default:
-			return nil, fmt.Errorf("invalid log destination: %v", p)
+			v = "syslog"
 		}
 
 		out[i] = v

internal/conf/log_level.go

@@ -24,11 +24,8 @@ func (d LogLevel) MarshalJSON() ([]byte, error) {
 	case LogLevel(logger.Info):
 		out = "info"
 
-	case LogLevel(logger.Debug):
-		out = "debug"
-
 	default:
-		return nil, fmt.Errorf("invalid log level: %v", d)
+		out = "debug"
 	}
 
 	return json.Marshal(out)

internal/conf/protocol.go

@@ -30,11 +30,8 @@ func (d Protocols) MarshalJSON() ([]byte, error) {
 		case Protocol(gortsplib.TransportUDPMulticast):
 			v = "multicast"
 
-		case Protocol(gortsplib.TransportTCP):
-			v = "tcp"
-
 		default:
-			return nil, fmt.Errorf("invalid protocol: %v", p)
+			v = "tcp"
 		}
 
 		out[i] = v

internal/conf/rtsp_auth_methods.go

@@ -21,11 +21,8 @@ func (d RTSPAuthMethods) MarshalJSON() ([]byte, error) {
 		case headers.AuthBasic:
 			out[i] = "basic"
 
-		case headers.AuthDigestMD5:
-			out[i] = "digest"
-
 		default:
-			return nil, fmt.Errorf("invalid authentication method: %v", v)
+			out[i] = "digest"
 		}
 	}
 

internal/conf/rtsp_range_type.go

@@ -30,11 +30,8 @@ func (d RTSPRangeType) MarshalJSON() ([]byte, error) {
 	case RTSPRangeTypeSMPTE:
 		out = "smpte"
 
-	case RTSPRangeTypeUndefined:
-		out = ""
-
 	default:
-		return nil, fmt.Errorf("invalid rtsp range type: %v", d)
+		out = ""
 	}
 
 	return json.Marshal(out)

internal/conf/rtsp_transport.go

@@ -26,11 +26,8 @@ func (d RTSPTransport) MarshalJSON() ([]byte, error) {
 		case gortsplib.TransportUDPMulticast:
 			out = "multicast"
 
-		case gortsplib.TransportTCP:
-			out = "tcp"
-
 		default:
-			return nil, fmt.Errorf("invalid protocol: %v", d.Transport)
+			out = "tcp"
 		}
 	}