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| author | Aman Gupta <aman@tmm1.net> | 2016-06-14 11:57:42 -0700 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-06-28 01:52:31 +0200 |
| commit | 4448f16ef51b6b30112df5e27642ea3a84be75ff (patch) | |
| tree | 3eabe4221ca4f8bb36396a599cf7f86e5877c24a | |
| parent | 0a72b69889976c94939a61eb92d5c923efe0ecc6 (diff) | |
| download | ffmpeg-4448f16ef51b6b30112df5e27642ea3a84be75ff.tar.gz | |
avcodec/ccaption_dec: implement tab offset commands
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/ccaption_dec.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/ccaption_dec.c b/libavcodec/ccaption_dec.c index 3b15149d79..3734eca580 100644 --- a/libavcodec/ccaption_dec.c +++ b/libavcodec/ccaption_dec.c @@ -713,6 +713,11 @@ static void process_cc608(CCaptionSubContext *ctx, int64_t pts, uint8_t hi, uint /* Standard characters (always in pairs) */ handle_char(ctx, hi, lo, pts); ctx->prev_cmd[0] = ctx->prev_cmd[1] = 0; + } 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); |