1 /* 2 * glshader gstreamer plugin 3 * Copyright (C) 2008 Filippo Argiolas <filippo.argiolas@gmail.com> 4 * Copyright (C) 2009 Luc Deschenaux <luc.deschenaux@freesurf.ch> 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Library General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Library General Public License for more details. 15 * 16 * You should have received a copy of the GNU Library General Public 17 * License along with this library; if not, write to the 18 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 19 * Boston, MA 02110-1301, USA. 20 */ 21 22 #ifndef _GST_GL_FILTERSHADER_H_ 23 #define _GST_GL_FILTERSHADER_H_ 24 25 #include <gst/gl/gstglfilter.h> 26 27 #define GST_TYPE_GL_FILTERSHADER (gst_gl_filtershader_get_type()) 28 #define GST_GL_FILTERSHADER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_FILTERSHADER,GstGLFilterShader)) 29 #define GST_IS_GL_FILTERSHADER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_FILTERSHADER)) 30 #define GST_GL_FILTERSHADER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_GL_FILTERSHADER,GstGLFilterShaderClass)) 31 #define GST_IS_GL_FILTERSHADER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_GL_FILTERSHADER)) 32 #define GST_GL_FILTERSHADER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_GL_FILTERSHADER,GstGLFilterShaderClass)) 33 34 typedef struct _GstGLFilterShader GstGLFilterShader; 35 typedef struct _GstGLFilterShaderClass GstGLFilterShaderClass; 36 37 struct _GstGLFilterShader 38 { 39 GstGLFilter filter; 40 41 /* properties */ 42 GstGLShader *shader; 43 gchar *vertex; 44 gchar *fragment; 45 gboolean update_shader; /* update the shader on the next draw */ 46 GstStructure *uniforms; 47 48 gboolean new_source; 49 gboolean new_uniforms; 50 gdouble time; 51 52 gint attr_position_loc; 53 gint attr_texture_loc; 54 }; 55 56 struct _GstGLFilterShaderClass 57 { 58 GstGLFilterClass filter_class; 59 }; 60 61 GType gst_gl_filtershader_get_type (void); 62 63 #endif /* _GST_GL_FILTERSHADER_H_ */ 64