messages:

- [feat] package avc: 提供一些AVCC转AnnexB相关的代码。学习解析SPS、PPS内部的字段
- [refactor] package hls: 使用package avc
- [feat] package rtsp: 部分解析SDP的代码。从SDP中解析sps，pps
- [feat] package rtsp: 将AVC类型的RTP包合成帧数据。未完成

app/demo/analyseflv/analyseflv.go

@@ -183,15 +183,16 @@ func analysisVideoTag(tag httpflv.Tag) {
 			}
 			switch t {
 			case typeAVC:
-				if avc.CalcNALUType(body[i+4:]) == avc.NALUTypeIDRSlice {
+				if avc.ParseNALUType(body[i+4]) == avc.NALUTypeIDRSlice {
 					if prevIDRTS != int64(-1) {
 						diffIDRTS = int64(tag.Header.Timestamp) - prevIDRTS
 					}
 					prevIDRTS = int64(tag.Header.Timestamp)
 				}
-				buf.WriteString(fmt.Sprintf(" [%s(%s)] ", avc.CalcNALUTypeReadable(body[i+4:]), avc.CalcSliceTypeReadable(body[i+4:])))
+				sliceTypeReadable, _ := avc.ParseSliceTypeReadable(body[i+4:])
+				buf.WriteString(fmt.Sprintf(" [%s(%s)] ", avc.ParseNALUTypeReadable(body[i+4]), sliceTypeReadable))
 			case typeHEVC:
-				buf.WriteString(fmt.Sprintf(" [%s] ", hevc.CalcNALUTypeReadable(body[i+4:])))
+				buf.WriteString(fmt.Sprintf(" [%s] ", hevc.ParseNALUTypeReadable(body[i+4])))
 			}
 			i = i + 4 + int(naluLen)
 		}

app/demo/flvfile2es/flvfile2es.go

@@ -69,7 +69,7 @@ func main() {
 			_, _ = afp.Write(d)
 			_, _ = afp.Write(payload[2:])
 		case httpflv.TagTypeVideo:
-			_ = avc.CaptureAVC(vfp, payload)
+			_ = avc.CaptureAVCC2AnnexB(vfp, payload)
 		}
 	}
 }