| /* |
| * GStreamer |
| * Copyright (C) 2016 Matthew Waters <matthew@centricular.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. |
| */ |
| |
| #ifndef __EXT_GL_GST_GL_UTILS_H__ |
| #define __EXT_GL_GST_GL_UTILS_H__ |
| |
| #include <gst/gl/gl.h> |
| |
| G_BEGIN_DECLS |
| |
| gboolean gst_gl_context_gen_shader (GstGLContext * context, |
| const gchar * shader_vertex_source, |
| const gchar * shader_fragment_source, GstGLShader ** shader); |
| void gst_gl_multiply_matrix4 (const gfloat * a, const gfloat * b, gfloat * result); |
| void gst_gl_get_affine_transformation_meta_as_ndc_ext (GstVideoAffineTransformationMeta * |
| meta, gfloat * matrix); |
| void gst_gl_set_affine_transformation_meta_from_ndc_ext (GstVideoAffineTransformationMeta * meta, const gfloat * matrix); |
| |
| G_END_DECLS |
| |
| #endif /* __EXT_GL_GST_GL_UTILS_H__ */ |
