补充完整Codec列表

extension/frame.go

@@ -55,7 +55,22 @@ const (
 	CodecG711A
 	CodecG711U
 	CodecOpus
-	// ... 其他编解码器定义
+	CodecL16
+	CodecVP8
+	CodecVP9
+	CodecAV1
+	CodecJPEG
+	CodecH266
+	CodecTS
+	CodecPS
+	CodecMP3
+	CodecADPCM
+	CodecSVACV
+	CodecSVACA
+	CodecG722
+	CodecG723
+	CodecG728
+	CodecG729
 )
 
 var codecNames = map[CodecID]string{
@@ -65,6 +80,63 @@ var codecNames = map[CodecID]string{
 	CodecG711A: "PCMA",
 	CodecG711U: "PCMU",
 	CodecOpus:  "opus",
+	CodecL16:   "L16",
+	CodecVP8:   "VP8",
+	CodecVP9:   "VP9",
+	CodecAV1:   "AV1",
+	CodecJPEG:  "JPEG",
+	CodecH266:  "H266",
+	CodecTS:    "TS",
+	CodecPS:    "PS",
+	CodecMP3:   "MP3",
+	CodecADPCM: "ADPCM",
+	CodecSVACV: "SVACV",
+	CodecSVACA: "SVACA",
+	CodecG722:  "G722",
+	CodecG723:  "G723",
+	CodecG728:  "G728",
+	CodecG729:  "G729",
+}
+var codecTypes = map[CodecID]string{
+	CodecH264:  "video",
+	CodecH265:  "video",
+	CodecAAC:   "audio",
+	CodecG711A: "audio",
+	CodecG711U: "audio",
+	CodecOpus:  "audio",
+	CodecL16:   "audio",
+	CodecVP8:   "video",
+	CodecVP9:   "video",
+	CodecAV1:   "video",
+	CodecJPEG:  "video",
+	CodecH266:  "video",
+	CodecTS:    "video",
+	CodecPS:    "video",
+	CodecMP3:   "audio",
+	CodecADPCM: "audio",
+	CodecSVACV: "video",
+	CodecSVACA: "audio",
+	CodecG722:  "audio",
+	CodecG723:  "audio",
+	CodecG728:  "audio",
+	CodecG729:  "audio",
+}
+
+func (c CodecID) Type() string {
+	if typ, ok := codecTypes[c]; ok {
+		return typ
+	}
+	return "invalid"
+}
+
+func (c CodecID) TrackType() TrackType {
+	strType := c.Type()
+	if strType == "video" {
+		return TrackVideo
+	} else if strType == "audio" {
+		return TrackAudio
+	}
+	return TrackInvalid
 }
 
 func (c CodecID) String() string {