diff options
author | Lars Knoll <lars.knoll@qt.io> | 2021-01-12 13:42:10 +0100 |
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committer | Lars Knoll <lars.knoll@qt.io> | 2021-01-22 07:02:43 +0000 |
commit | b947bcabfef5f0df32a4e09b55eaa581281b4edd (patch) | |
tree | 082da5817ecaf3333a12dcec1fecf2dd4c7a8c6f /src/multimedia/platform/gstreamer/qgstreamervideoprobecontrol_p.h | |
parent | 805b10624ced9b97283e94594a5c7db4c10c63c4 (diff) |
Create a common platform subdirectory in src/multimedia
Collect all platform dependent code under this subdirectory. The
existing plugins will get moved here in the follow-up commits.
Change-Id: I03f9ef386cf96dc7ebbb60c4698c84bdc8ee19b7
Reviewed-by: Doris Verria <doris.verria@qt.io>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Diffstat (limited to 'src/multimedia/platform/gstreamer/qgstreamervideoprobecontrol_p.h')
-rw-r--r-- | src/multimedia/platform/gstreamer/qgstreamervideoprobecontrol_p.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/multimedia/platform/gstreamer/qgstreamervideoprobecontrol_p.h b/src/multimedia/platform/gstreamer/qgstreamervideoprobecontrol_p.h new file mode 100644 index 000000000..0c4b734b2 --- /dev/null +++ b/src/multimedia/platform/gstreamer/qgstreamervideoprobecontrol_p.h @@ -0,0 +1,96 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGSTREAMERVIDEOPROBECONTROL_H +#define QGSTREAMERVIDEOPROBECONTROL_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <private/qtmultimediaglobal_p.h> +#include <gst/gst.h> +#include <gst/video/video.h> +#include <qmediavideoprobecontrol.h> +#include <QtCore/qmutex.h> +#include <qvideoframe.h> +#include <qvideosurfaceformat.h> + +#include <private/qgstreamerbufferprobe_p.h> + +QT_BEGIN_NAMESPACE + +class Q_MULTIMEDIA_EXPORT QGstreamerVideoProbeControl + : public QMediaVideoProbeControl + , public QGstreamerBufferProbe + , public QSharedData +{ + Q_OBJECT +public: + explicit QGstreamerVideoProbeControl(QObject *parent); + virtual ~QGstreamerVideoProbeControl(); + + void probeCaps(GstCaps *caps) override; + bool probeBuffer(GstBuffer *buffer) override; + + void startFlushing(); + void stopFlushing(); + +private slots: + void frameProbed(); + +private: + QVideoSurfaceFormat m_format; + QVideoFrame m_pendingFrame; + QMutex m_frameMutex; + GstVideoInfo m_videoInfo; + bool m_flushing = false; + bool m_frameProbed = false; // true if at least one frame was probed +}; + +QT_END_NAMESPACE + +#endif // QGSTREAMERVIDEOPROBECONTROL_H |