| /* |
| * 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__ */ |