streaming

commit e0c941281a3edfd9fff650adfc1d09c29725cf64
parent b9498a86e1f4278c17f3e3574f0b7a1c00a99b55
Author: Oliver Lowe <o@olowe.co>
Date:   Tue,  7 May 2024 17:42:12 +1000

internal/scte35: add first end-to-end splice info encode test

Diffstat:
M
internal/scte35/splice_info_test.go
 | 
44
++++++++++++++++++++++++++++++++++++++++++++

1 file changed, 44 insertions(+), 0 deletions(-)
diff --git a/internal/scte35/splice_info_test.go b/internal/scte35/splice_info_test.go
@@ -1,6 +1,8 @@
 package scte35
 
 import (
+	"encoding/base64"
+	"encoding/binary"
 	"fmt"
 	"testing"
 )
@@ -15,3 +17,45 @@ func TestPackTier(t *testing.T) {
 		t.Errorf("want packed tier %d, got %d", want, got)
 	}
 }
+
+func TestReadSpliceInfo(t *testing.T) {
+	var tsig uint64 = 0x072bd0050
+	var segdur uint64 = 0x0001a599b0
+	sdesc := SegmentationDescriptor{
+		EventID:      0x4800008e,
+		Restrictions: NoRegionalBlackout | ArchiveAllowed | DeviceRestrictGroup2,
+		Duration:     &segdur,
+		UPID: UPID{
+			UPIDTypeTI,
+			[]byte{0x8a, 0xa1, 0xa0, 0x2c, 0x00, 0x00, 0x00, 0x00},
+		},
+		Type:   0x34,
+		Number: 2,
+	}
+	sis := SpliceInfo{
+		Tier: 0xfff,
+		Command: &Command{
+			Type:       TimeSignal,
+			TimeSignal: &tsig,
+		},
+		Descriptors: []SpliceDescriptor{
+			{
+				Tag:  TagSegmentation,
+				ID:   binary.LittleEndian.Uint32([]byte(DescriptorIDCUEI)),
+				Data: encodeSegDescriptor(&sdesc),
+			},
+		},
+		CRC32: 0x9ac9d17e,
+	}
+
+	want := "/DAvAAAAAAAA///wFAVIAACPf+/+c2nALv4AUsz1AAAAAAAKAAhDVUVJAAABNWLbowo="
+
+	bgot, err := encodeSpliceInfo(&sis)
+	if err != nil {
+		t.Fatalf("encode splice info: %v", err)
+	}
+	got := base64.StdEncoding.EncodeToString(bgot)
+	if got != want {
+		t.Fatalf("want %s, got %s", want, got)
+	}
+}