Added BasePMT which is a PMT without specific data, and removed StandardPMT.

container/mts/encoder.go

@@ -56,8 +56,8 @@ var (
 		},
 	}
 
-	// Standard PMT is a minimal PMT.
-	StandardPMT = psi.PSI{
+	// Base PMT is a minimal PMT without specific data.
+	BasePMT = psi.PSI{
 		Pf:  0x00,
 		Tid: 0x02,
 		Ssi: true,
@@ -68,15 +68,6 @@ var (
 			Cni:  true,
 			Sn:   0,
 			Lsn:  0,
-			Sd: &psi.PMT{
-				Pcrpid: 0x0100,
-				Pil:    0,
-				Essd: &psi.ESSD{
-					St:   H264ID,
-					Epid: 0x0100,
-					Esil: 0x00,
-				},
-			},
 		},
 	}
 )
@@ -170,18 +161,15 @@ func NewEncoder(dst io.WriteCloser, rate float64, mediaType int) *Encoder {
 		sid = H264ID
 	}
 
-	// StandardPmt is a minimal PMT, without descriptors for metadata.
-	pmt := StandardPMT
-	if sid != H264ID {
-		pmt.Tss.Sd = &psi.PMT{
-			Pcrpid: 0x0100,
-			Pil:    0,
-			Essd: &psi.ESSD{
-				St:   byte(sid),
-				Epid: 0x0100,
-				Esil: 0x00,
-			},
-		}
+	pmt := BasePMT
+	pmt.Tss.Sd = &psi.PMT{
+		Pcrpid: 0x0100,
+		Pil:    0,
+		Essd: &psi.ESSD{
+			St:   byte(sid),
+			Epid: 0x0100,
+			Esil: 0x00,
+		},
 	}
 	pmtTable = pmt.Bytes()