gstreamer/gst-libs/gst/gl/gstgloverlaycompositor.h
Tim-Philipp Müller c5b5ef16d3 gl: GST_EXPORT -> GST_GL_API
We need different export decorators for the different libs.
For now no actual change though, just rename before the release,
and add prelude headers to define the new decorator to GST_EXPORT.
2018-03-13 12:10:29 +00:00

92 lines
2.7 KiB
C

/*
* GStreamer
* Copyright (C) 2015 Lubosz Sarnecki <lubosz.sarnecki@collabora.co.uk>
*
* 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_GL_OVERLAY_COMPOSITOR_H__
#define __GST_GL_OVERLAY_COMPOSITOR_H__
#include <gst/video/video.h>
#include <gst/gl/gstgl_fwd.h>
#define GST_TYPE_GL_OVERLAY_COMPOSITOR (gst_gl_overlay_compositor_get_type())
#define GST_GL_OVERLAY_COMPOSITOR(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_OVERLAY_COMPOSITOR,GstGLOverlayCompositor))
#define GST_GL_OVERLAY_COMPOSITOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GL_OVERLAY_COMPOSITOR,GstGLOverlayCompositorClass))
#define GST_IS_GL_OVERLAY_COMPOSITOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_OVERLAY_COMPOSITOR))
#define GST_IS_GL_OVERLAY_COMPOSITOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GL_OVERLAY_COMPOSITOR))
#define GST_GL_OVERLAY_COMPOSITOR_CAST(obj) ((GstGLOverlayCompositor*)(obj))
G_BEGIN_DECLS
GST_GL_API
GType gst_gl_overlay_compositor_get_type (void);
/**
* GstGLOverlayCompositor
*
* Opaque #GstGLOverlayCompositor object
*/
struct _GstGLOverlayCompositor
{
GstObject parent;
GstGLContext *context;
/* <private> */
guint last_window_width;
guint last_window_height;
GList * overlays;
GstGLShader *shader;
gint position_attrib;
gint texcoord_attrib;
gpointer _padding[GST_PADDING];
};
/**
* GstGLOverlayCompositorClass:
*
*/
struct _GstGLOverlayCompositorClass
{
GstObjectClass object_class;
/* <private> */
gpointer _padding[GST_PADDING];
};
GST_GL_API
GstGLOverlayCompositor *gst_gl_overlay_compositor_new (GstGLContext * context);
GST_GL_API
void gst_gl_overlay_compositor_free_overlays (GstGLOverlayCompositor * compositor);
GST_GL_API
void gst_gl_overlay_compositor_upload_overlays (GstGLOverlayCompositor * compositor,
GstBuffer * buf);
GST_GL_API
void gst_gl_overlay_compositor_draw_overlays (GstGLOverlayCompositor * compositor);
GST_GL_API
GstCaps * gst_gl_overlay_compositor_add_caps(GstCaps * caps);
G_END_DECLS
#endif /* __GST_GL_OVERLAY_COMPOSITOR_H__ */