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Merge commit '2219e27b5b17d146e4ab71a3ed86dfc013fb7a93'

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* commit '2219e27b5b17d146e4ab71a3ed86dfc013fb7a93':
  oma: correctly mark and decrypt partial packets

Conflicts:
	libavformat/omadec.c

See: dcd013a535
Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-07-29 12:53:57 +02:00
commit 5fb652dddb
1 changed files with 8 additions and 2 deletions
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10
libavformat/omadec.c
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@ -410,6 +410,9 @@ static int oma_read_packet(AVFormatContext *s, AVPacket *pkt)
int packet_size = s->streams[0]->codec->block_align;
int ret = av_get_packet(s->pb, pkt, packet_size);
if (ret < packet_size)
pkt->flags |= AV_PKT_FLAG_CORRUPT;
if (ret < 0)
return ret;
if (!ret)
@ -420,8 +423,11 @@ static int oma_read_packet(AVFormatContext *s, AVPacket *pkt)
if (oc->encrypted) {
/* previous unencrypted block saved in IV for
* the next packet (CBC mode) */
av_des_crypt(&oc->av_des, pkt->data, pkt->data,
(ret >> 3), oc->iv, 1);
if (ret == packet_size)
av_des_crypt(&oc->av_des, pkt->data, pkt->data,
(packet_size >> 3), oc->iv, 1);
else
memset(oc->iv, 0, 8);
}
return ret;