/* * GStreamer * Copyright (C) 2008 Filippo Argiolas <filippo.argiolas@gmail.com> * * 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. */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "../gstgleffects.h" void gst_gl_effects_identity (GstGLEffects * effects) { GstGLContext *context = GST_GL_BASE_FILTER (effects)->context; GstGLFilter *filter = GST_GL_FILTER (effects); GstGLShader *shader; shader = g_hash_table_lookup (effects->shaderstable, "identity0"); if (!shader) { GError *error = NULL; if (!(shader = gst_gl_shader_new_default (context, &error))) { GST_ELEMENT_ERROR (effects, RESOURCE, NOT_FOUND, ("Failed to initialize identity shader: %s", error->message), (NULL)); return; } g_hash_table_insert (effects->shaderstable, (gchar *) "identity0", shader); } gst_gl_shader_use (shader); gst_gl_filter_render_to_target_with_shader (filter, effects->intexture, effects->outtexture, shader); }