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6106816f50
This is a requirement for those symbols to be exported in gstgl-1.0.dll when building with the MSVC compiler
77 lines
2.7 KiB
C
77 lines
2.7 KiB
C
/*
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* GStreamer
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* Copyright (C) 2013 Matthew Waters <ystreet00@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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#ifndef __GST_GL_UTILS_H__
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#define __GST_GL_UTILS_H__
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#include <gst/video/video.h>
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#include <gst/video/gstvideoaffinetransformationmeta.h>
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#include <gst/gl/gstgl_fwd.h>
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G_BEGIN_DECLS
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GST_EXPORT
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gboolean gst_gl_context_gen_shader (GstGLContext * context,
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const gchar * shader_vertex_source,
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const gchar * shader_fragment_source, GstGLShader ** shader);
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GST_EXPORT
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void gst_gl_context_del_shader (GstGLContext * context, GstGLShader * shader);
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GST_EXPORT
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gboolean gst_gl_ensure_element_data (gpointer element,
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GstGLDisplay **display_ptr, GstGLContext ** other_context_ptr);
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GST_EXPORT
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gboolean gst_gl_handle_set_context (GstElement * element, GstContext * context,
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GstGLDisplay ** display, GstGLContext ** other_context);
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GST_EXPORT
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gboolean gst_gl_handle_context_query (GstElement * element, GstQuery * query,
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GstGLDisplay ** display, GstGLContext ** other_context);
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GST_EXPORT
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gboolean gst_gl_run_query (GstElement * element,
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GstQuery * query, GstPadDirection direction);
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GST_EXPORT
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gsize gst_gl_get_plane_data_size (GstVideoInfo * info, GstVideoAlignment * align,
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guint plane);
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GST_EXPORT
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gsize gst_gl_get_plane_start (GstVideoInfo * info, GstVideoAlignment * valign,
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guint plane);
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GST_EXPORT
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GstCaps * gst_gl_caps_replace_all_caps_features (const GstCaps * caps,
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const gchar * feature_name);
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GST_EXPORT
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gboolean gst_gl_value_set_texture_target_from_mask (GValue * value,
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GstGLTextureTarget target_mask);
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GST_EXPORT
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gboolean gst_gl_value_set_texture_target (GValue * value, GstGLTextureTarget target);
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GST_EXPORT
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GstGLTextureTarget gst_gl_value_get_texture_target_mask (const GValue * value);
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GST_EXPORT
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void gst_gl_multiply_matrix4 (const gfloat * a, const gfloat * b, gfloat * result);
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GST_EXPORT
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void gst_gl_get_affine_transformation_meta_as_ndc (GstVideoAffineTransformationMeta *
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meta, gfloat * matrix);
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G_END_DECLS
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#endif /* __GST_GL_UTILS_H__ */
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