gstreamer/gst-libs/gst/gl/gstglsl.h
Matthew Waters 332543f3cf gl: add some GLSL utility functions
Specifically parsing/setting GLSL versions and the shader related
function table.
2017-12-09 19:32:09 +00:00

96 lines
3.3 KiB
C

/*
* GStreamer
* Copyright (C) 2015 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 __GST_GLSL_H__
#define __GST_GLSL_H__
#include <gst/gl/gstgl_fwd.h>
G_BEGIN_DECLS
GQuark gst_glsl_error_quark (void);
#define GST_GLSL_ERROR (gst_glsl_error_quark ())
typedef enum {
GST_GLSL_ERROR_COMPILE,
GST_GLSL_ERROR_LINK,
GST_GLSL_ERROR_PROGRAM,
} GstGLSLError;
typedef enum
{
GST_GLSL_VERSION_NONE = 0,
GST_GLSL_VERSION_100 = 100, /* ES */
GST_GLSL_VERSION_110 = 110, /* GL */
GST_GLSL_VERSION_120 = 120, /* GL */
GST_GLSL_VERSION_130 = 130, /* GL */
GST_GLSL_VERSION_140 = 140, /* GL */
GST_GLSL_VERSION_150 = 150, /* GL */
GST_GLSL_VERSION_300 = 300, /* ES */
GST_GLSL_VERSION_310 = 310, /* ES */
GST_GLSL_VERSION_320 = 320, /* ES */
GST_GLSL_VERSION_330 = 330, /* GL */
GST_GLSL_VERSION_400 = 400, /* GL */
GST_GLSL_VERSION_410 = 410, /* GL */
GST_GLSL_VERSION_420 = 420, /* GL */
GST_GLSL_VERSION_430 = 430, /* GL */
GST_GLSL_VERSION_440 = 440, /* GL */
GST_GLSL_VERSION_450 = 450, /* GL */
GST_GLSL_VERSION_ANY = -1,
} GstGLSLVersion;
typedef enum
{
/* XXX: maybe make GstGLAPI instead */
GST_GLSL_PROFILE_NONE = 0,
GST_GLSL_PROFILE_ES = (1 << 0),
GST_GLSL_PROFILE_CORE = (1 << 1),
GST_GLSL_PROFILE_COMPATIBILITY = (1 << 2),
GST_GLSL_PROFILE_ANY = -1,
} GstGLSLProfile;
GstGLSLVersion gst_glsl_version_from_string (const gchar * string);
const gchar * gst_glsl_version_to_string (GstGLSLVersion version);
GstGLSLProfile gst_glsl_profile_from_string (const gchar * string);
const gchar * gst_glsl_profile_to_string (GstGLSLProfile profile);
gchar * gst_glsl_version_profile_to_string (GstGLSLVersion version,
GstGLSLProfile profile);
gboolean gst_glsl_version_profile_from_string (const gchar * string,
GstGLSLVersion * version,
GstGLSLProfile * profile);
gboolean gst_glsl_string_get_version_profile (const gchar *s,
GstGLSLVersion * version,
GstGLSLProfile * profile);
GstGLSLVersion gst_gl_version_to_glsl_version (GstGLAPI gl_api, gint maj, gint min);
gboolean gst_gl_context_supports_glsl_profile_version (GstGLContext * context,
GstGLSLVersion version,
GstGLSLProfile profile);
G_END_DECLS
#endif /* __GST_GLSL_H__ */