streaming

commit f9d860476fbcf68d9cb28f489eafc3db682a040c
parent 9c432babde8714bfa10488cf39bbabb0e476d3b5
Author: Oliver Lowe <o@olowe.co>
Date:   Wed,  8 May 2024 17:03:13 +1000

internal/scte35: decode crc32 into SpliceInfo

Diffstat:
M
internal/scte35/splice_info.go
 | 
8
++++++++

1 file changed, 8 insertions(+), 0 deletions(-)
diff --git a/internal/scte35/splice_info.go b/internal/scte35/splice_info.go
@@ -207,5 +207,13 @@ func decodeSpliceInfo(buf []byte) (*SpliceInfo, error) {
 		return nil, fmt.Errorf("decode splice descriptors: %w", err)
 	}
 	info.Descriptors = descriptors
+
+	buf = buf[2+desclen:]
+	if info.Encrypted {
+		// TODO(otl): handle alignment_stuffing for encrypted packets.
+		// skip past E_CRC_32; we don't store it.
+		buf = buf[1:]
+	}
+	info.CRC32 = binary.BigEndian.Uint32(buf)
 	return &info, nil
 }