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hlsdemux: If we update the playlist, make sure the sequence number is never more than 3 fragments before the end

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This commit is contained in:
Thibault Saunier 2012-05-08 11:33:50 -04:00
parent df958b4906
commit f7553b6b0d
1 changed files with 24 additions and 1 deletions
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25
gst/hls/gsthlsdemux.c
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@ -940,6 +940,7 @@ gst_hls_demux_update_playlist (GstHLSDemux * demux)
GstFragment *download;
GstBuffer *buf;
gchar *playlist;
gboolean updated = FALSE;
const gchar *uri = gst_m3u8_client_get_current_uri (demux->client);
@ -957,7 +958,29 @@ gst_hls_demux_update_playlist (GstHLSDemux * demux)
return FALSE;
}
return gst_m3u8_client_update (demux->client, playlist);
updated = gst_m3u8_client_update (demux->client, playlist);
/* If it's a live source, do not let the sequence number go beyond
* three fragments before the end of the list */
if (updated && demux->client->current &&
gst_m3u8_client_is_live (demux->client)) {
guint last_sequence;
GST_M3U8_CLIENT_LOCK (demux->client);
last_sequence =
GST_M3U8_MEDIA_FILE (g_list_last (demux->client->current->files)->
data)->sequence;
if (demux->client->sequence >= last_sequence - 3) {
GST_DEBUG_OBJECT (demux, "Sequence is beyond playlist. Moving back to %d",
last_sequence - 3);
demux->need_segment = TRUE;
demux->client->sequence = last_sequence - 3;
}
GST_M3U8_CLIENT_UNLOCK (demux->client);
}
return updated;
}
static gboolean