diff options
author | Clément Bœsch <u@pkh.me> | 2014-09-20 22:17:29 +0200 |
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committer | Clément Bœsch <u@pkh.me> | 2014-09-21 18:41:45 +0200 |
commit | 947a5111dd58fc97127abf84235c7c26b88734fc (patch) | |
tree | 6972254402c022ea68a0dec035db2f08636c7ac9 | |
parent | 592716227c5f8d662b1ef8fb4f5f4a22cfa751c7 (diff) | |
download | ffmpeg-947a5111dd58fc97127abf84235c7c26b88734fc.tar.gz |
avcodec/subviewerdec: add some memory checks
-rw-r--r-- | libavcodec/subviewerdec.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/libavcodec/subviewerdec.c b/libavcodec/subviewerdec.c index 63be4188b9..b41f7a98b3 100644 --- a/libavcodec/subviewerdec.c +++ b/libavcodec/subviewerdec.c @@ -51,6 +51,7 @@ static int subviewer_decode_frame(AVCodecContext *avctx, void *data, int *got_sub_ptr, AVPacket *avpkt) { char c; + int ret = 0; AVSubtitle *sub = data; const char *ptr = avpkt->data; AVBPrint buf; @@ -67,9 +68,11 @@ static int subviewer_decode_frame(AVCodecContext *avctx, // note: no need to rescale pts & duration since they are in the same // timebase as ASS (1/100) if (ptr && avpkt->size > 0 && !subviewer_event_to_ass(&buf, ptr)) - ff_ass_add_rect(sub, buf.str, avpkt->pts, avpkt->duration, 0); - *got_sub_ptr = sub->num_rects > 0; + ret = ff_ass_add_rect_bprint(sub, &buf, avpkt->pts, avpkt->duration, 0); av_bprint_finalize(&buf, NULL); + if (ret < 0) + return ret; + *got_sub_ptr = sub->num_rects > 0; return avpkt->size; } |