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lavc: fix avpacket memleak with subtitles recoding.

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This commit is contained in:
Clément Bœsch 2013-03-17 02:30:10 +01:00
parent fdca977a22
commit 4b35be3251
1 changed files with 8 additions and 2 deletions
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10
libavcodec/utils.c
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@ -2162,6 +2162,7 @@ static int recode_subtitle(AVCodecContext *avctx,
ret = av_new_packet(&tmp, inl * UTF8_MAX_BYTES);
if (ret < 0)
goto end;
outpkt->buf = tmp.buf;
outpkt->data = tmp.data;
outpkt->size = tmp.size;
outb = outpkt->data;
@ -2221,8 +2222,13 @@ int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub,
ret = avctx->codec->decode(avctx, sub, got_sub_ptr, &pkt_recoded);
av_assert1((ret >= 0) >= !!*got_sub_ptr &&
!!*got_sub_ptr >= !!sub->num_rects);
if (tmp.data != pkt_recoded.data)
av_free(pkt_recoded.data);
if (tmp.data != pkt_recoded.data) { // did we recode?
/* prevent from destroying side data from original packet */
pkt_recoded.side_data = NULL;
pkt_recoded.side_data_elems = 0;
av_free_packet(&pkt_recoded);
}
sub->format = !(avctx->codec_descriptor->props & AV_CODEC_PROP_BITMAP_SUB);
avctx->pkt = NULL;
}