talksik/qmlglsink-example
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cleanup and making it work on raspberry pi

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talksik
2023-08-29 09:02:05 -07:00
parent 3ce67d907a
commit 0a04185f66
3 changed files with 18 additions and 60 deletions
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main.cpp
+16 -54
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@@ -1,83 +1,45 @@
#include <QApplication>
#include <QQmlApplicationEngine>
#include <QQuickWindow>
#include <QQuickItem>
#include <QQuickWindow>
#include <QRunnable>
#include <gst/gst.h>
class SetPlaying : public QRunnable
{
class SetPlaying : public QRunnable {
public:
SetPlaying(GstElement *);
~SetPlaying();
void run ();
void run();
private:
GstElement * pipeline_;
GstElement *pipeline_;
};
SetPlaying::SetPlaying (GstElement * pipeline)
{
this->pipeline_ = pipeline ? static_cast<GstElement *> (gst_object_ref (pipeline)) : NULL;
SetPlaying::SetPlaying(GstElement *pipeline) {
this->pipeline_ =
pipeline ? static_cast<GstElement *>(gst_object_ref(pipeline)) : NULL;
}
SetPlaying::~SetPlaying ()
{
SetPlaying::~SetPlaying() {
if (this->pipeline_)
gst_object_unref (this->pipeline_);
gst_object_unref(this->pipeline_);
}
void
SetPlaying::run ()
{
void SetPlaying::run() {
if (this->pipeline_)
gst_element_set_state (this->pipeline_, GST_STATE_PLAYING);
gst_element_set_state(this->pipeline_, GST_STATE_PLAYING);
}
int main(int argc, char *argv[])
{
int main(int argc, char *argv[]) {
int ret;
gst_init (&argc, &argv);
QGuiApplication app(argc, argv);
{
QGuiApplication app(argc, argv);
QQmlApplicationEngine engine;
engine.load(QUrl(QStringLiteral("qrc:/main.qml")));
// GstElement *pipeline = gst_pipeline_new (NULL);
// GstElement *src = gst_element_factory_make ("videotestsrc", NULL);
// GstElement *glupload = gst_element_factory_make ("glupload", NULL);
// /* the plugin must be loaded before loading the qml file to register the
// * GstGLVideoItem qml item */
// GstElement *sink = gst_element_factory_make ("qmlglsink", NULL);
//
// g_assert (src && glupload && sink);
//
// gst_bin_add_many (GST_BIN (pipeline), src, glupload, sink, NULL);
// gst_element_link_many (src, glupload, sink, NULL);
QQmlApplicationEngine engine;
engine.load(QUrl(QStringLiteral("qrc:/main.qml")));
// QQuickItem *videoItem;
// QQuickWindow *rootObject;
//
// /* find and set the videoItem on the sink */
// rootObject = static_cast<QQuickWindow *> (engine.rootObjects().first());
// videoItem = rootObject->findChild<QQuickItem *> ("videoItem");
// g_assert (videoItem);
// g_object_set(sink, "widget", videoItem, NULL);
//
// rootObject->scheduleRenderJob (new SetPlaying (pipeline),
// QQuickWindow::BeforeSynchronizingStage);
ret = app.exec();
// gst_element_set_state (pipeline, GST_STATE_PAUSED);
// gst_object_unref (pipeline);
}
gst_deinit ();
ret = app.exec();
return ret;
}