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authorZane van Iperen <zane@zanevaniperen.com>2021-03-22 22:44:56 +1000
committerZane van Iperen <zane@zanevaniperen.com>2021-03-25 16:34:41 +1000
commita98413afb9e3d8e8768434a727924fa5c498a49f (patch)
tree3b376973c873a211565df98ef711852cb13a037e
parent0cfea0581b710cd92c0bb07f35bb97fc34f7e719 (diff)
downloadffmpeg-a98413afb9e3d8e8768434a727924fa5c498a49f.tar.gz
avformat/kvag: allow seeking to start
Allows "ffplay -loop" to work. Signed-off-by: Zane van Iperen <zane@zanevaniperen.com> (cherry picked from commit 3cc4a140ef18e340fa3f003daf66ded8c275de38)
-rw-r--r--libavformat/kvag.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/libavformat/kvag.c b/libavformat/kvag.c
index 8f641873b9..91d1d8a518 100644
--- a/libavformat/kvag.c
+++ b/libavformat/kvag.c
@@ -110,12 +110,22 @@ static int kvag_read_packet(AVFormatContext *s, AVPacket *pkt)
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 = {
.name = "kvag",
.long_name = NULL_IF_CONFIG_SMALL("Simon & Schuster Interactive VAG"),
.read_probe = kvag_probe,
.read_header = kvag_read_header,
- .read_packet = kvag_read_packet
+ .read_packet = kvag_read_packet,
+ .read_seek = kvag_seek,
};
#endif