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Questions tagged [qtgstreamer]

Questions related to QtGStreamer, which provides C++ bindings for GStreamer with a Qt-style API.

QtGStreamer provides C++ bindings for GStreamer with a Qt-style API, plus some helper classes for integrating GStreamer better in Qt applications.

For more details visit http://gstreamer.freedesktop.org/wiki/QtGStreamer

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QtGstreamer widget with widget overlay

After a long search for the answer and a lot of testing I have not been able to place a QWidget (QLabel with a semitransparent image) over a QtGstreamer widget. When I add an QLabel with an image over the QGst::Ui::VideoWidget (which displays video…
Matija Bosnic
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QGstreamer VideoWidget takes over entire screen

I am trying to embed a QGst::Ui::VideoWidget into my application. When I do, the video plays correctly, but the rest of the window is blacked out. I am building a pipeline with the "fromDescription" function, using a basic "playbin" to play an…
Gabe
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Streaming video by QtGStreamer on QML

I try to use QtGStreamer 1.0 to create a media player on qml. I use some samples n QtGStreamer example, the player application run OK but not qmlplayer application. It builds successful but can't run out. The output log show: QML debugging is…
KidNg
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QtGstreamer & g_signal_connect

i need to use a typefind element with my qt-gstreamer application. The specific Qt element binding seems to be missing so the question: shall i use g_signal_connect even with qt-gstreamer in this case? How? I'm a beginner with gt-gstreamer and i…
Gianks
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Issue with creating QtGStreamer pipeline from description

I am using the Qt GStreamer wrappers and trying to create a pipeline as follows: QGst::ElementPtr bin = QGst::Bin::fromDescription("videotestsrc ! videoscale ! video/x-raw,width=100,height=100"); However, when I run this, I get the…
Luca
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Not able to play video file in Qt5 based Web browser on Linux ARM machine

I am using Yocto Buildsystem to generate customized Linux Image with Qt5.4 support in it for TI AM335x based ARM platform, here in Yocto I have selected components those are required for Qt5 based Webbrowser so as to play HTML5 audio and video…
user3436349
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Package Qt5GStreamerQuick-1.0 not found

Did anybody got the luck to know the reason for: "Project ERROR: Package Qt5GStreamerQuick-1.0 not found". I have installed: qt-gstreamer-dev package Not working even after manually adding PKG_CONFIG_LIBDIR: export…
ManojSahu
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starting new Gstreamer project on VS

cheers! Im trying to open new project with visual studio 2010 the version I want to use is 1.0. so, those are the steps I used to do that: 1. installed windows DDK 7.1.0 2. opened (I tried regular and gstreamer SDK) new project with VS-2010 3.…
user3378689
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Changing parameters in real time

I am running a pipeline with Gstreamer. Is there a way to change the parameters of application/x-rtp in real time? For example- the "play-speed" field. Maybe with events? I couldn't understand how. edit: the main problem is using the seek event…
user3378689
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Gstreamer and QWidgets

After reading this discussion: Draw on top of xoverlay using Qt I've ended up with this code: class Player : public QGst::Ui::VideoWidget { ... } void Player::play() { QGst::PipelinePtr pipeline =…
Mark
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Gstreamer audiomixer implementation for audio conference , cancel user[1] contribution when streaming to user[1]

Below is the 'theoretical' pipeline that would cancel of particular user's audio contribution in an audio conference mixer. Theory goes like, we invert the user's audio samples from the original and it finally added to the amixer output. It should…
alkber
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Using and installing libVlc or GStreamer for QT in Visual Studio 2017

I would like to play an RSTP stream in Windows 10 using the QT Libraries in Visual Studio 2017. Using DirectShowPlayer in QT Ctrator I have this error: DirectShowPlayerService::doSetUrlSource: Unresolved error code 0x800c000d I found some code…
Massimo Costanzo
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gstreamer add textoverlay in c++

I am trying to add a textoverlay to an mp4 movie with gstreamer-0.10. Yes I know its old but I only need to do few changes to the mp4. I know how to do it with gst-launch-0.10: gst-launch-0.10 filesrc location=input.mp4 name=src ! decodebin …
Freddy
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