gstreamer/subprojects/gst-plugins-good/ext/qt6/gstqsg6material.h
Michael Tretter 5f6f755f5b gstqsg6material: pass the texture-target from caps to shader
The Material has to select the correct Shader depending on the negotiated
texture target.

Pass the texture target from the caps to the shader creation as it is already
done for the pixel format.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/7319>
2024-08-09 00:21:42 +00:00

76 lines
2.2 KiB
C++

/*
* GStreamer
* Copyright (C) 2023 Matthew Waters <matthew@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_QSG6_MATERIAL_H__
#define __GST_QSG6_MATERIAL_H__
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/gl/gl.h>
#include "gstqt6gl.h"
#include <QtQuick/QSGMaterial>
#include <QtQuick/QSGMaterialShader>
#include <QtGui/QOpenGLFunctions>
#include <QtQuick/QSGTexture>
class QRhi;
class QRhiResourceUpdateBatch;
class GstQSGMaterialShader;
class GstQSGMaterial : public QSGMaterial
{
protected:
GstQSGMaterial();
~GstQSGMaterial();
public:
static GstQSGMaterial *new_for_format (GstVideoFormat format);
void setCaps (GstCaps * caps);
gboolean setBuffer (GstBuffer * buffer);
GstBuffer * getBuffer (bool * was_bound);
bool compatibleWith(GstVideoInfo *v_info);
void setFiltering(QSGTexture::Filtering);
QSGTexture * bind(GstQSGMaterialShader *, QRhi *, QRhiResourceUpdateBatch *, guint binding, GstVideoFormat);
/* QSGMaterial */
QSGMaterialShader *createShader(QSGRendererInterface::RenderMode renderMode) const override;
struct {
int input_swizzle[4];
QMatrix4x4 color_matrix;
bool dirty;
} uniforms;
private:
GstBuffer * buffer_;
bool buffer_was_bound;
GWeakRef qt_context_ref_;
GstBuffer * sync_buffer_;
GstMemory * mem_;
GstVideoInfo v_info;
GstGLTextureTarget tex_target;
GstVideoFrame v_frame;
QSGTexture::Filtering m_filtering;
};
#endif /* __GST_QSG6_MATERIAL_H__ */