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1812c19291
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
79 lines
2.6 KiB
C
79 lines
2.6 KiB
C
/*
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* GStreamer
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* Copyright (C) 2015 Lubosz Sarnecki <lubosz.sarnecki@collabora.co.uk>
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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_GL_OVERLAY_COMPOSITOR_H__
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#define __GST_GL_OVERLAY_COMPOSITOR_H__
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#include <gst/video/video.h>
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#include <gst/gl/gstglcompositionoverlay.h>
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#include <gst/gl/gstgl_fwd.h>
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#define GST_TYPE_GL_OVERLAY_COMPOSITOR (gst_gl_overlay_compositor_get_type())
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#define GST_GL_OVERLAY_COMPOSITOR(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_OVERLAY_COMPOSITOR,GstGLOverlayCompositor))
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#define GST_GL_OVERLAY_COMPOSITOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GL_OVERLAY_COMPOSITOR,GstGLOverlayCompositorClass))
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#define GST_IS_GL_OVERLAY_COMPOSITOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_OVERLAY_COMPOSITOR))
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#define GST_IS_GL_OVERLAY_COMPOSITOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GL_OVERLAY_COMPOSITOR))
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#define GST_GL_OVERLAY_COMPOSITOR_CAST(obj) ((GstGLOverlayCompositor*)(obj))
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G_BEGIN_DECLS
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GType gst_gl_overlay_compositor_get_type (void);
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/**
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* GstGLOverlayCompositor
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*
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* Opaque #GstGLOverlayCompositor object
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*/
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struct _GstGLOverlayCompositor
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{
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GstObject parent;
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GstGLContext *context;
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guint last_window_width;
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guint last_window_height;
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GList * overlays;
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GstGLShader *shader;
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GLint position_attrib;
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GLint texcoord_attrib;
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};
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/**
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* GstGLOverlayCompositorClass:
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*
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*/
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struct _GstGLOverlayCompositorClass
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{
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GstObjectClass object_class;
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};
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GstGLOverlayCompositor *gst_gl_overlay_compositor_new (GstGLContext * context);
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void gst_gl_overlay_compositor_free_overlays (GstGLOverlayCompositor * compositor);
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void gst_gl_overlay_compositor_upload_overlays (GstGLOverlayCompositor * compositor,
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GstBuffer * buf);
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void gst_gl_overlay_compositor_draw_overlays (GstGLOverlayCompositor * compositor);
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GstCaps * gst_gl_overlay_compositor_add_caps(GstCaps * caps);
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G_END_DECLS
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#endif /* __GST_GL_OVERLAY_COMPOSITOR_H__ */
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