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75 lines
2.2 KiB
C++
75 lines
2.2 KiB
C++
/*
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* GStreamer
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* Copyright (C) 2023 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_QSG6_MATERIAL_H__
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#define __GST_QSG6_MATERIAL_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 "gstqt6gl.h"
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#include <QtQuick/QSGMaterial>
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#include <QtQuick/QSGMaterialShader>
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#include <QtGui/QOpenGLFunctions>
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#include <QtQuick/QSGTexture>
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class QRhi;
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class QRhiResourceUpdateBatch;
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class GstQSGMaterialShader;
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class GstQSGMaterial : public QSGMaterial
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{
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protected:
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GstQSGMaterial();
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~GstQSGMaterial();
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public:
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static GstQSGMaterial *new_for_format (GstVideoFormat format);
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void setCaps (GstCaps * caps);
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gboolean setBuffer (GstBuffer * buffer);
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GstBuffer * getBuffer (bool * was_bound);
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bool compatibleWith(GstVideoInfo *v_info);
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void setFiltering(QSGTexture::Filtering);
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QSGTexture * bind(GstQSGMaterialShader *, QRhi *, QRhiResourceUpdateBatch *, guint binding, GstVideoFormat);
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/* QSGMaterial */
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QSGMaterialShader *createShader(QSGRendererInterface::RenderMode renderMode) const override;
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struct {
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int input_swizzle[4];
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QMatrix4x4 color_matrix;
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bool dirty;
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} uniforms;
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private:
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GstBuffer * buffer_;
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bool buffer_was_bound;
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GWeakRef qt_context_ref_;
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GstBuffer * sync_buffer_;
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GstMemory * mem_;
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GstVideoInfo v_info;
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GstVideoFrame v_frame;
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QSGTexture::Filtering m_filtering;
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};
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#endif /* __GST_QSG6_MATERIAL_H__ */
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