GStreamer - Set Buffering Property in uridecodebin

Buffering messages was not updated since elements was not posting
them on the bus.

Forced the uridecodebin & decodebin to post buffering messages by
setting use-buffering property in both bins.

Task-number: QTBUG-123459
Pick-to: 6.5
Change-Id: I9c4ab6fb2f64bd3652a8bf5f6c80239feab44f5d
Reviewed-by: Artem Dyomin <artem.dyomin@qt.io>
Reviewed-by: Tim Blechmann <tim@klingt.org>
(cherry picked from commit 45366033234880be0925c5c1e657c873b3fc09bc)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
(cherry picked from commit 55cc5c503b62ac846f0effd79086e70b5b58ecc3)

1 files changed, 2 insertions, 0 deletions

diff --git a/src/plugins/multimedia/gstreamer/common/qgstreamermediaplayer.cpp b/src/plugins/multimedia/gstreamer/common/qgstreamermediaplayer.cpp
index 6f123f03b..153588334 100644
--- a/src/plugins/multimedia/gstreamer/common/qgstreamermediaplayer.cpp
+++ b/src/plugins/multimedia/gstreamer/common/qgstreamermediaplayer.cpp
@@ -716,6 +716,7 @@ void QGstreamerMediaPlayer::setMedia(const QUrl &content, QIODevice *stream)
             return;
         }
         decoder.set("post-stream-topology", true);
+        decoder.set("use-buffering", true);
         playerPipeline.add(src, decoder);
         qLinkGstElements(src, decoder);
 
@@ -745,6 +746,7 @@ void QGstreamerMediaPlayer::setMedia(const QUrl &content, QIODevice *stream)
                         this);
 
         decoder.set("uri", content.toEncoded().constData());
+        decoder.set("use-buffering", true);
         if (m_bufferProgress != 0) {
             m_bufferProgress = 0;
             emit bufferProgressChanged(0.);