[FFmpeg-devel] [PATCH 3/3] lavf/matroskadec: add read_flush function

[rcombs]

---
 libavformat/matroskadec.c | 23 +++++++++++++++++------
 1 file changed, 17 insertions(+), 6 deletions(-)

diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
index 4d7fdab99f..68e424992a 100644
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@@ -3703,6 +3703,21 @@ static int matroska_read_packet(AVFormatContext *s, 
AVPacket *pkt)
     return 0;
 }
 
+static void matroska_read_flush(AVFormatContext *s)
+{
+    MatroskaDemuxContext *matroska = s->priv_data;
+    int i;
+
+    matroska_reset_status(matroska, 0, -1);
+    matroska->resync_pos = -1;
+    matroska_clear_queue(matroska);
+    matroska->skip_to_keyframe = 0;
+    matroska->done = 0;
+
+    for (i = 0; i < s->nb_streams; i++)
+        s->streams[i]->skip_to_keyframe = 0;
+}
+
 static int matroska_read_seek(AVFormatContext *s, int stream_index,
                               int64_t timestamp, int flags)
 {
@@ -3758,12 +3773,7 @@ static int matroska_read_seek(AVFormatContext *s, int 
stream_index,
 err:
     // slightly hackish but allows proper fallback to
     // the generic seeking code.
-    matroska_reset_status(matroska, 0, -1);
-    matroska->resync_pos = -1;
-    matroska_clear_queue(matroska);
-    st->skip_to_keyframe =
-    matroska->skip_to_keyframe = 0;
-    matroska->done = 0;
+    matroska_read_flush(s);
     return -1;
 }
 
@@ -4200,6 +4210,7 @@ AVInputFormat ff_matroska_demuxer = {
     .read_packet    = matroska_read_packet,
     .read_close     = matroska_read_close,
     .read_seek      = matroska_read_seek,
+    .read_flush     = matroska_read_flush,
     .mime_type      = "audio/webm,audio/x-matroska,video/webm,video/x-matroska"
 };
 
-- 
2.24.1
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