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