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avformat/kvag: allow seeking to start

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Allows "ffplay -loop" to work.

Signed-off-by: Zane van Iperen <zane@zanevaniperen.com>
This commit is contained in:
Zane van Iperen 2021-03-22 22:44:56 +10:00
parent e550667f61
commit 3cc4a140ef
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GPG Key ID: 68616B2D8AC4DCC5
1 changed files with 11 additions and 1 deletions
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12
libavformat/kvag.c
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@ -110,12 +110,22 @@ static int kvag_read_packet(AVFormatContext *s, AVPacket *pkt)
return 0; return 0;
} }
static int kvag_seek(AVFormatContext *s, int stream_index,
int64_t pts, int flags)
{
if (pts != 0)
return AVERROR(EINVAL);
return avio_seek(s->pb, KVAG_HEADER_SIZE, SEEK_SET);
}
AVInputFormat ff_kvag_demuxer = { AVInputFormat ff_kvag_demuxer = {
.name = "kvag", .name = "kvag",
.long_name = NULL_IF_CONFIG_SMALL("Simon & Schuster Interactive VAG"), .long_name = NULL_IF_CONFIG_SMALL("Simon & Schuster Interactive VAG"),
.read_probe = kvag_probe, .read_probe = kvag_probe,
.read_header = kvag_read_header, .read_header = kvag_read_header,
.read_packet = kvag_read_packet .read_packet = kvag_read_packet,
.read_seek = kvag_seek,
}; };
#endif #endif