/*

 * GStreamer

 * Copyright (C) 2015 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_QSG_TEXTURE_H__

#define __GST_QSG_TEXTURE_H__

#include <gst/gst.h>

#include <gst/video/video.h>

#include <gst/gl/gl.h>

#include "gstqtgl.h"

#include <QtQuick/QSGTexture>

#include <QtGui/QOpenGLFunctions>

class GstQSGTexture : public QSGTexture, protected QOpenGLFunctions

{

    Q_OBJECT

public:

    GstQSGTexture ();

    ~GstQSGTexture ();

    void setCaps (GstCaps * caps);

    gboolean setBuffer (GstBuffer * buffer);

    /* QSGTexture */

    void bind ();

    int textureId () const;

    QSize textureSize () const;

    bool hasAlphaChannel () const;

    bool hasMipmaps () const;

private:

    GstBuffer * buffer_;

    GstBuffer * sync_buffer_;

    GstGLContext * qt_context_;

    GstMemory * mem_;

    GLuint dummy_tex_id_;

    GstVideoInfo v_info;

    GstVideoFrame v_frame;

};

#endif /* __GST_QSG_TEXTURE_H__ */