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GStreamer: fix memory leaks.

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Many GStreamer objects were not properly managed or never released.

Change-Id: I38b3854e8b9e2264b5b647f331d3bb16b886e2d6
Reviewed-by: Andrew den Exter <andrew.den.exter@qinetic.com.au>
This commit is contained in:
Yoann Lopes
2014-03-20 19:20:24 +01:00
committed by The Qt Project
parent 60ba0afbde
commit 023c6ebcb9
20 changed files with 134 additions and 41 deletions
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6
src/gsttools/qgstreamervideowindow.cpp
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@@ -63,11 +63,11 @@ QGstreamerVideoWindow::QGstreamerVideoWindow(QObject *parent, const char *elemen
m_videoSink = gst_element_factory_make("xvimagesink", NULL);
if (m_videoSink) {
gst_object_ref(GST_OBJECT(m_videoSink)); //Take ownership
gst_object_sink(GST_OBJECT(m_videoSink));
qt_gst_object_ref_sink(GST_OBJECT(m_videoSink)); //Take ownership
GstPad *pad = gst_element_get_static_pad(m_videoSink,"sink");
m_bufferProbeId = gst_pad_add_buffer_probe(pad, G_CALLBACK(padBufferProbe), this);
gst_object_unref(GST_OBJECT(pad));
}
}
@@ -114,6 +114,7 @@ bool QGstreamerVideoWindow::processSyncMessage(const QGstreamerMessage &message)
GstPad *pad = gst_element_get_static_pad(m_videoSink,"sink");
m_bufferProbeId = gst_pad_add_buffer_probe(pad, G_CALLBACK(padBufferProbe), this);
gst_object_unref(GST_OBJECT(pad));
return true;
}
@@ -319,6 +320,7 @@ void QGstreamerVideoWindow::updateNativeVideoSize()
//find video native size to update video widget size hint
GstPad *pad = gst_element_get_static_pad(m_videoSink,"sink");
GstCaps *caps = gst_pad_get_negotiated_caps(pad);
gst_object_unref(GST_OBJECT(pad));
if (caps) {
m_nativeSize = QGstUtils::capsCorrectedResolution(caps);