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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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e3c16d0194
We don't know exactly when QML will stop using them but it should be safe to unref them after at least 2 more buffers were bound. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/merge_requests/810>
61 lines
1.7 KiB
C++
61 lines
1.7 KiB
C++
/*
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* GStreamer
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* Copyright (C) 2015 Matthew Waters <matthew@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_QSG_TEXTURE_H__
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#define __GST_QSG_TEXTURE_H__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/gl/gl.h>
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#include "gstqtgl.h"
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#include <QtQuick/QSGTexture>
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#include <QtGui/QOpenGLFunctions>
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class GstQSGTexture : public QSGTexture, protected QOpenGLFunctions
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{
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Q_OBJECT
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public:
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GstQSGTexture ();
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~GstQSGTexture ();
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void setCaps (GstCaps * caps);
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gboolean setBuffer (GstBuffer * buffer);
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GstBuffer * getBuffer (gboolean * was_bound);
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/* QSGTexture */
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void bind ();
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int textureId () const;
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QSize textureSize () const;
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bool hasAlphaChannel () const;
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bool hasMipmaps () const;
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private:
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GstBuffer * buffer_;
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gboolean buffer_was_bound;
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GstBuffer * sync_buffer_;
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GstGLContext * qt_context_;
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GstMemory * mem_;
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GLuint dummy_tex_id_;
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GstVideoInfo v_info;
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GstVideoFrame v_frame;
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};
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#endif /* __GST_QSG_TEXTURE_H__ */
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