ssa: treat \N as \n

Author: martinlindhe

ssa.go

@@ -63,6 +63,9 @@ func NewFromSSA(s string) (res Subtitle, err error) {
 			continue
 		}
 
+		// some ass/ssa files use \N as a line break in captions
+		text = strings.ReplaceAll(text, "\\N", "\\n")
+
 		o.Text = strings.Split(text, "\\n")
 
 		if len(o.Text) > 0 {

ssa_test.go

@@ -10,7 +10,8 @@ func TestNewFromSsa(t *testing.T) {
 	in := "[Events]\n" +
 		"Format: Layer, Start, End, Style, Actor, MarginL, MarginR, MarginV, Effect, Text\n" +
 		"Dialogue: 0,0:01:06.37,0:01:08.04,Default,,0000,0000,0000,,Honey, I'm home!\n" +
-		"Dialogue: 0,0:01:09.05,0:01:10.69,Default,,0000,0000,0000,,Hi.\\n- Hi, love.\n"
+		"Dialogue: 0,0:01:09.05,0:01:10.69,Default,,0000,0000,0000,,Hi.\\n- Hi, love.\n" +
+		"Dialogue: 0,0:02:41.77,0:02:43.74,dazed,,0000,0000,0000,,- I'm headed this way.\\N- Oh.\n"
 	expected := Subtitle{[]Caption{{
 		1,
 		makeTime(0, 1, 6, 370),
@@ -21,6 +22,11 @@ func TestNewFromSsa(t *testing.T) {
 		makeTime(0, 1, 9, 50),
 		makeTime(0, 1, 10, 690),
 		[]string{"Hi.", "- Hi, love."},
+	}, {
+		3,
+		makeTime(0, 2, 41, 770),
+		makeTime(0, 2, 43, 740),
+		[]string{"- I'm headed this way.", "- Oh."},
 	}}}
 	res, err := NewFromSSA(in)
 	assert.Equal(t, nil, err)