From: Aman Gupta <[email protected]>
---
libavcodec/ccaption_dec.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/libavcodec/ccaption_dec.c b/libavcodec/ccaption_dec.c
index 8c913fe..50625df 100644
--- a/libavcodec/ccaption_dec.c
+++ b/libavcodec/ccaption_dec.c
@@ -558,6 +558,11 @@ static void process_cc608(CCaptionSubContext *ctx, int64_t
pts, uint8_t hi, uint
} else if (hi >= 0x20) {
/* Standard characters (always in pairs) */
handle_char(ctx, hi, lo, pts);
+ } else if (hi == 0x17 && lo >= 0x21 && lo <= 0x23) {
+ /* Tab offsets (spacing) */
+ for (int i = 0; i < lo - 0x20; i++) {
+ handle_char(ctx, ' ', 0, pts);
+ }
} else {
/* Ignoring all other non data code */
ff_dlog(ctx, "Unknown command 0x%hhx 0x%hhx\n", hi, lo);
--
2.5.3
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