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518e8a3fd2
Facilities are given to create fbo's and attach GL memory (renderbuffers or textures). It also keeps track of the renderable size for use with effective use with glViewport().
97 lines
3.9 KiB
C
97 lines
3.9 KiB
C
/*
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* GStreamer
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* Copyright (C) 2013 Matthew Waters <ystreet00@gmail.com>
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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_FRAMEBUFFER_H__
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#define __GST_GL_FRAMEBUFFER_H__
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#include <gst/gl/gstgl_fwd.h>
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G_BEGIN_DECLS
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GType gst_gl_framebuffer_get_type (void);
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#define GST_TYPE_GL_FRAMEBUFFER (gst_gl_framebuffer_get_type())
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#define GST_GL_FRAMEBUFFER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_FRAMEBUFFER,GstGLFramebuffer))
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#define GST_GL_FRAMEBUFFER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_GL_FRAMEBUFFER,GstGLFramebufferClass))
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#define GST_IS_GL_FRAMEBUFFER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_FRAMEBUFFER))
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#define GST_IS_GL_FRAMEBUFFER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_GL_FRAMEBUFFER))
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#define GST_GL_FRAMEBUFFER_CAST(obj) ((GstGLFramebuffer*)(obj))
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typedef struct _GstGLFramebuffer GstGLFramebuffer;
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typedef struct _GstGLFramebufferClass GstGLFramebufferClass;
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typedef struct _GstGLFramebufferPrivate GstGLFramebufferPrivate;
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/**
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* GstGLFramebufferFunc:
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* @data: user data
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*
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* callback definition for operating through a Framebuffer object
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*/
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typedef gboolean (*GstGLFramebufferFunc) (gpointer stuff);
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struct _GstGLFramebuffer
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{
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GstObject object;
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/* <private> */
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GstGLContext *context;
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guint fbo_id;
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GArray *attachments;
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GstGLFramebufferPrivate *priv;
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};
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struct _GstGLFramebufferClass
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{
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GstObjectClass object_class;
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};
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GstGLFramebuffer * gst_gl_framebuffer_new (GstGLContext *context);
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GstGLFramebuffer * gst_gl_framebuffer_new_with_default_depth (GstGLContext *context,
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guint width,
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guint height);
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guint gst_gl_framebuffer_get_id (GstGLFramebuffer * fb);
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void gst_gl_framebuffer_attach (GstGLFramebuffer * fb,
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guint attachment_point,
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GstGLBaseMemory * mem);
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void gst_gl_framebuffer_bind (GstGLFramebuffer * fb);
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void gst_gl_context_clear_framebuffer (GstGLContext * context);
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void gst_gl_framebuffer_get_effective_dimensions (GstGLFramebuffer * fb,
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guint * width,
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guint * height);
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gboolean gst_gl_context_check_framebuffer_status (GstGLContext * context);
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gboolean gst_gl_framebuffer_draw_to_texture (GstGLFramebuffer * fb,
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GstGLMemory * mem,
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GstGLFramebufferFunc cb,
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gpointer user_data);
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#ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstGLFramebuffer, gst_object_unref)
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#endif
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G_END_DECLS
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#endif
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