Commit bf09a019 authored by Reimar Döffinger's avatar Reimar Döffinger
Browse files

Change ASF demuxer to return incomplete last packets.

Whether the behaviour for streams using scrambling makes sense
is unclear.

Originally committed as revision 26053 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent d09b5a86
......@@ -953,12 +953,24 @@ static int ff_asf_parse_packet(AVFormatContext *s, ByteIOContext *pb, AVPacket *
ret = get_buffer(pb, asf_st->pkt.data + asf->packet_frag_offset,
asf->packet_frag_size);
if (ret != asf->packet_frag_size)
return ret >= 0 ? AVERROR_EOF : ret;
if (ret != asf->packet_frag_size) {
if (ret < 0 || asf->packet_frag_offset + ret == 0)
return ret < 0 ? ret : AVERROR_EOF;
if (asf_st->ds_span > 1) {
// scrambling, we can either drop it completely or fill the remainder
// TODO: should we fill the whole packet instead of just the current
// fragment?
memset(asf_st->pkt.data + asf->packet_frag_offset + ret, 0,
asf->packet_frag_size - ret);
ret = asf->packet_frag_size;
} else
// no scrambling, so we can return partial packets
av_shrink_packet(&asf_st->pkt, asf->packet_frag_offset + ret);
}
if (s->key && s->keylen == 20)
ff_asfcrypt_dec(s->key, asf_st->pkt.data + asf->packet_frag_offset,
asf->packet_frag_size);
asf_st->frag_offset += asf->packet_frag_size;
ret);
asf_st->frag_offset += ret;
/* test if whole packet is read */
if (asf_st->frag_offset == asf_st->pkt.size) {
//workaround for macroshit radio DVR-MS files
......
......@@ -160,3 +160,4 @@
0, 596250, 84480, 0xbce22331
0, 600000, 84480, 0x020545d7
0, 603750, 84480, 0x71869e48
0, 607500, 84480, 0x5befc578
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment