1 /* 2 * GStreamer 3 * Copyright (C) 2013 Matthew Waters <ystreet00@gmail.com> 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public 16 * License along with this library; if not, write to the 17 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21 #ifndef __GST_GL_FRAMEBUFFER_H__ 22 #define __GST_GL_FRAMEBUFFER_H__ 23 24 #include <gst/gl/gstgl_fwd.h> 25 26 G_BEGIN_DECLS 27 28 GST_GL_API 29 GType gst_gl_framebuffer_get_type (void); 30 31 #define GST_TYPE_GL_FRAMEBUFFER (gst_gl_framebuffer_get_type()) 32 #define GST_GL_FRAMEBUFFER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_FRAMEBUFFER,GstGLFramebuffer)) 33 #define GST_GL_FRAMEBUFFER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_GL_FRAMEBUFFER,GstGLFramebufferClass)) 34 #define GST_IS_GL_FRAMEBUFFER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_FRAMEBUFFER)) 35 #define GST_IS_GL_FRAMEBUFFER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_GL_FRAMEBUFFER)) 36 #define GST_GL_FRAMEBUFFER_CAST(obj) ((GstGLFramebuffer*)(obj)) 37 38 typedef struct _GstGLFramebufferPrivate GstGLFramebufferPrivate; 39 40 /** 41 * GstGLFramebufferFunc: 42 * @stuff: user data 43 * 44 * callback definition for operating through a #GstGLFramebuffer object 45 */ 46 typedef gboolean (*GstGLFramebufferFunc) (gpointer stuff); 47 48 /** 49 * GstGLFramebuffer: 50 * 51 * Opaque #GstGLFramebuffer struct 52 */ 53 struct _GstGLFramebuffer 54 { 55 /*< private >*/ 56 GstObject object; 57 58 GstGLContext *context; 59 60 guint fbo_id; 61 GArray *attachments; 62 63 gpointer _padding[GST_PADDING]; 64 65 GstGLFramebufferPrivate *priv; 66 }; 67 68 /** 69 * GstGLFramebufferClass: 70 * 71 * Opaque #GstGLFramebufferClass struct 72 */ 73 struct _GstGLFramebufferClass 74 { 75 /*< private >*/ 76 GstObjectClass object_class; 77 78 gpointer _padding[GST_PADDING]; 79 }; 80 81 GST_GL_API 82 GstGLFramebuffer * gst_gl_framebuffer_new (GstGLContext *context); 83 GST_GL_API 84 GstGLFramebuffer * gst_gl_framebuffer_new_with_default_depth (GstGLContext *context, 85 guint width, 86 guint height); 87 88 GST_GL_API 89 guint gst_gl_framebuffer_get_id (GstGLFramebuffer * fb); 90 91 GST_GL_API 92 void gst_gl_framebuffer_attach (GstGLFramebuffer * fb, 93 guint attachment_point, 94 GstGLBaseMemory * mem); 95 GST_GL_API 96 void gst_gl_framebuffer_bind (GstGLFramebuffer * fb); 97 GST_GL_API 98 void gst_gl_context_clear_framebuffer (GstGLContext * context); 99 100 GST_GL_API 101 void gst_gl_framebuffer_get_effective_dimensions (GstGLFramebuffer * fb, 102 guint * width, 103 guint * height); 104 105 GST_GL_API 106 gboolean gst_gl_context_check_framebuffer_status (GstGLContext * context, 107 guint fbo_target); 108 109 GST_GL_API 110 gboolean gst_gl_framebuffer_draw_to_texture (GstGLFramebuffer * fb, 111 GstGLMemory * mem, 112 GstGLFramebufferFunc func, 113 gpointer user_data); 114 115 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstGLFramebuffer, gst_object_unref) 116 117 G_END_DECLS 118 119 #endif 120