streaming

commit bc5be5eb901131c5b405a25e8eaba5f22637c691
parent b2a5207fc97673553514c6a413e7c6f516c5da00
Author: Oliver Lowe <o@olowe.co>
Date:   Sat, 11 May 2024 19:35:47 +1000

internal/scte35: replace binary.PutUint* with AppendUint* where appropriate

Instead of allocating our own new buffer

Diffstat:
M
internal/scte35/splice_descriptor.go
 | 
4
+---
M
internal/scte35/splice_info.go
 | 
9
++-------

2 files changed, 3 insertions(+), 10 deletions(-)
diff --git a/internal/scte35/splice_descriptor.go b/internal/scte35/splice_descriptor.go
@@ -35,9 +35,7 @@ func encodeSpliceDescriptor(sd SpliceDescriptor) []byte {
 	var buf []byte
 	buf = append(buf, byte(sd.Tag()))
 	buf = append(buf, byte(len(sd.Data())))
-	ibuf := make([]byte, 4) // uint32 length
-	binary.LittleEndian.PutUint32(ibuf, sd.ID())
-	buf = append(buf, ibuf...)
+	buf = binary.LittleEndian.AppendUint32(buf, sd.ID())
 	return append(buf, sd.Data()...)
 }
 
diff --git a/internal/scte35/splice_info.go b/internal/scte35/splice_info.go
@@ -116,14 +116,9 @@ func encodeSpliceInfo(sis *SpliceInfo) ([]byte, error) {
 	for _, desc := range sis.Descriptors {
 		buf1 = append(buf1, encodeSpliceDescriptor(desc)...)
 	}
-	b := make([]byte, 2)
-	binary.LittleEndian.PutUint16(b, uint16(len(buf1)))
-	buf = append(buf, b...)
+	buf = binary.BigEndian.AppendUint16(buf, uint16(len(buf1)))
 
-	b = make([]byte, 4)
-	binary.LittleEndian.PutUint32(b, calculateCRC32(buf))
-	buf = append(buf, b...)
-	return buf, nil
+	return binary.BigEndian.AppendUint32(buf, calculateCRC32(buf)), nil
 }
 
 func packTier(tier uint16) [2]byte {