mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-10 03:19:40 +00:00
17788157a1
The coordinate are relative to the texture dimension and not the window dimension now. There is no need to pass the window dimension or to update the overlay if the dimension changes. https://bugzilla.gnome.org/show_bug.cgi?id=745107
83 lines
2.6 KiB
C
83 lines
2.6 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_COMPOSITION_OVERLAY_H__
|
|
#define __GST_GL_COMPOSITION_OVERLAY_H__
|
|
|
|
#include <gst/video/video.h>
|
|
#include <gst/gl/gstgl_fwd.h>
|
|
|
|
#define GST_TYPE_GL_COMPOSITION_OVERLAY (gst_gl_composition_overlay_get_type())
|
|
#define GST_GL_COMPOSITION_OVERLAY(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_COMPOSITION_OVERLAY,GstGLCompositionOverlay))
|
|
#define GST_GL_COMPOSITION_OVERLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GL_COMPOSITION_OVERLAY,GstGLCompositionOverlayClass))
|
|
#define GST_IS_GL_COMPOSITION_OVERLAY(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_COMPOSITION_OVERLAY))
|
|
#define GST_IS_GL_COMPOSITION_OVERLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GL_COMPOSITION_OVERLAY))
|
|
#define GST_GL_COMPOSITION_OVERLAY_CAST(obj) ((GstGLCompositionOverlay*)(obj))
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
GType gst_gl_composition_overlay_get_type (void);
|
|
|
|
/**
|
|
* GstGLCompositionOverlay
|
|
*
|
|
* Opaque #GstGLCompositionOverlay object
|
|
*/
|
|
struct _GstGLCompositionOverlay
|
|
{
|
|
/*< private >*/
|
|
GstObject parent;
|
|
GstGLContext *context;
|
|
|
|
GLuint vao;
|
|
GLuint index_buffer;
|
|
GLuint position_buffer;
|
|
GLuint texcoord_buffer;
|
|
GLint position_attrib;
|
|
GLint texcoord_attrib;
|
|
|
|
GLfloat positions[16];
|
|
|
|
GLuint texture_id;
|
|
GstGLMemory *gl_memory;
|
|
GstVideoOverlayRectangle *rectangle;
|
|
};
|
|
|
|
/**
|
|
* GstGLCompositionOverlayClass:
|
|
*
|
|
*/
|
|
struct _GstGLCompositionOverlayClass
|
|
{
|
|
GstObjectClass object_class;
|
|
};
|
|
|
|
GstGLCompositionOverlay *gst_gl_composition_overlay_new (GstGLContext * context,
|
|
GstVideoOverlayRectangle * rectangle, GLint position_attrib,
|
|
GLint texcoord_attrib);
|
|
|
|
void gst_gl_composition_overlay_upload (GstGLCompositionOverlay * overlay,
|
|
GstBuffer * buf);
|
|
|
|
void gst_gl_composition_overlay_draw (GstGLCompositionOverlay * overlay,
|
|
GstGLShader * shader);
|
|
|
|
G_END_DECLS
|
|
#endif /* __GST_GL_COMPOSITION_OVERLAY_H__ */
|