rename MPEG2Video into MPEG1Video, MPEG2Audio into MPEG1Audio

pkg/formats/mpeg1_video_test.go

@@ -0,0 +1,15 @@
+package formats
+
+import (
+	"testing"
+
+	"github.com/pion/rtp"
+	"github.com/stretchr/testify/require"
+)
+
+func TestMPEG1VideoAttributes(t *testing.T) {
+	format := &MPEG1Video{}
+	require.Equal(t, "MPEG-1/2 Video", format.Codec())
+	require.Equal(t, 90000, format.ClockRate())
+	require.Equal(t, true, format.PTSEqualsDTS(&rtp.Packet{}))
+}