1 files changed, 160 insertions, 0 deletions
diff --git a/include/gst/gl/gstglcontextconfig.h b/include/gst/gl/gstglcontextconfig.h
new file mode 100644
index 0000000000..af33013742
--- /dev/null
+++ b/include/gst/gl/gstglcontextconfig.h
@@ -0,0 +1,160 @@
+/*
+ * GStreamer
+ * Copyright (C) 2020 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_GL_CONTEXT_CONFIG_H__
+#define __GST_GL_CONTEXT_CONFIG_H__
+
+#include <gst/gst.h>
+
+#include <gst/gl/gstgl_fwd.h>
+
+G_BEGIN_DECLS
+
+/**
+ * GST_GL_CONFIG_STRUCTURE_NAME:
+ *
+ * The canonical name of a #GstStructure that contains a configuration for a
+ * #GstGLContext.
+ *
+ * Since: 1.20
+ */
+#define GST_GL_CONFIG_STRUCTURE_NAME "gst-gl-context-config"
+
+/**
+ * GST_GL_CONFIG_ATTRIB_NAME:
+ *
+ * Get a reference to the variable name of a particular configuration field.
+ *
+ * e.g. for `CONFIG_ID`: `GST_GL_CONFIG_ATTRIB_NAME (CONFIG_ID)`
+ *
+ * Since: 1.20
+ */
+#define GST_GL_CONFIG_ATTRIB_NAME(UPPER_NAME) \
+  G_PASTE(G_PASTE(GST_GL_CONFIG_ATTRIB_,UPPER_NAME),_NAME)
+/**
+ * GST_GL_CONFIG_ATTRIB_GTYPE:
+ *
+ * Get a reference to the #GType of a particular configuration field.
+ *
+ * e.g. for `CONFIG_ID`: `GST_GL_CONFIG_ATTRIB_GTYPE (CONFIG_ID)`
+ *
+ * Since: 1.20
+ */
+#define GST_GL_CONFIG_ATTRIB_GTYPE(UPPER_NAME) \
+  G_PASTE(G_PASTE(GST_GL_CONFIG_ATTRIB_,UPPER_NAME),_GTYPE)
+
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_CONFIG_ID_NAME;
+#define GST_GL_CONFIG_ATTRIB_CONFIG_ID_GTYPE G_TYPE_UINT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_PLATFORM_NAME;
+#define GST_GL_CONFIG_ATTRIB_PLATFORM_GTYPE GST_TYPE_GL_PLATFORM
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_CAVEAT_NAME;
+#define GST_GL_CONFIG_ATTRIB_CAVEAT_GTYPE GST_TYPE_GL_CONFIG_CAVEAT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_SURFACE_TYPE_NAME;
+#define GST_GL_CONFIG_ATTRIB_SURFACE_TYPE_GTYPE GST_TYPE_GL_CONFIG_SURFACE_TYPE
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_CONFORMANT_API_NAME;
+#define GST_GL_CONFIG_ATTRIB_CONFORMANT_API_GTYPE GST_TYPE_GL_API
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_RENDERABLE_API_NAME;
+#define GST_GL_CONFIG_ATTRIB_RENDERABLE_API_GTYPE GST_TYPE_GL_API
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_RED_SIZE_NAME;
+#define GST_GL_CONFIG_ATTRIB_RED_SIZE_GTYPE G_TYPE_INT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_GREEN_SIZE_NAME;
+#define GST_GL_CONFIG_ATTRIB_GREEN_SIZE_GTYPE G_TYPE_INT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_BLUE_SIZE_NAME;
+#define GST_GL_CONFIG_ATTRIB_BLUE_SIZE_GTYPE G_TYPE_INT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_ALPHA_SIZE_NAME;
+#define GST_GL_CONFIG_ATTRIB_ALPHA_SIZE_GTYPE G_TYPE_INT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_LUMINANCE_SIZE_NAME;
+#define GST_GL_CONFIG_ATTRIB_LUMINANCE_SIZE_GTYPE G_TYPE_INT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_DEPTH_SIZE_NAME;
+#define GST_GL_CONFIG_ATTRIB_DEPTH_SIZE_GTYPE G_TYPE_INT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_STENCIL_SIZE_NAME;
+#define GST_GL_CONFIG_ATTRIB_STENCIL_SIZE_GTYPE G_TYPE_INT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_MAX_PBUFFER_WIDTH_NAME;
+#define GST_GL_CONFIG_ATTRIB_MAX_PBUFFER_WIDTH_GTYPE G_TYPE_INT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_MAX_PBUFFER_HEIGHT_NAME;
+#define GST_GL_CONFIG_ATTRIB_MAX_PBUFFER_HEIGHT_GTYPE G_TYPE_INT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_MAX_PBUFFER_PIXELS_NAME;
+#define GST_GL_CONFIG_ATTRIB_MAX_PBUFFER_PIXELS_GTYPE G_TYPE_INT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_SAMPLE_BUFFERS_NAME;
+#define GST_GL_CONFIG_ATTRIB_SAMPLE_BUFFERS_GTYPE G_TYPE_INT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_SAMPLES_NAME;
+#define GST_GL_CONFIG_ATTRIB_SAMPLES_GTYPE G_TYPE_INT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_NATIVE_RENDERABLE_NAME;
+#define GST_GL_CONFIG_ATTRIB_NATIVE_RENDERABLE_GTYPE G_TYPE_BOOLEAN
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_NATIVE_VISUAL_ID_NAME;
+#define GST_GL_CONFIG_ATTRIB_NATIVE_VISUAL_ID_GTYPE G_TYPE_UINT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_LEVEL_NAME;
+#define GST_GL_CONFIG_ATTRIB_LEVEL_GTYPE G_TYPE_INT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_MIN_SWAP_INTERVAL_NAME;
+#define GST_GL_CONFIG_ATTRIB_MIN_SWAP_INTERVAL_GTYPE G_TYPE_INT
+GST_GL_API const char * GST_GL_CONFIG_ATTRIB_MAX_SWAP_INTERVAL_NAME;
+#define GST_GL_CONFIG_ATTRIB_MAX_SWAP_INTERVAL_GTYPE G_TYPE_INT
+
+/**
+ * GST_GL_CONFIG_STRUCTURE_SET_ARGS:
+ *
+ * Since: 1.20
+ */
+#define GST_GL_CONFIG_STRUCTURE_SET_ARGS(def_name,ctype,val) \
+    GST_GL_CONFIG_ATTRIB_NAME(def_name), \
+    GST_GL_CONFIG_ATTRIB_GTYPE(def_name), \
+    (ctype) (val)
+
+/**
+ * GstGLConfigCaveat:
+ * @GST_GL_CONFIG_CAVEAT_NONE: none
+ * @GST_GL_CONFIG_CAVEAT_SLOW: slow
+ * @GST_GL_CONFIG_CAVEAT_NON_CONFORMANT: non-conformant
+ *
+ * Since: 1.20
+ */
+typedef enum
+{
+  GST_GL_CONFIG_CAVEAT_NONE,
+  GST_GL_CONFIG_CAVEAT_SLOW,
+  GST_GL_CONFIG_CAVEAT_NON_CONFORMANT,
+} GstGLConfigCaveat;
+
+GST_GL_API
+const gchar * gst_gl_config_caveat_to_string (GstGLConfigCaveat caveat);
+
+/**
+ * GstGLConfigSurfaceType:
+ * @GST_GL_CONFIG_SURFACE_TYPE_NONE: none
+ * @GST_GL_CONFIG_SURFACE_TYPE_WINDOW: window
+ * @GST_GL_CONFIG_SURFACE_TYPE_PBUFFER: pbuffer
+ * @GST_GL_CONFIG_SURFACE_TYPE_PIXMAP: pixmap
+ *
+ * Since: 1.20
+ */
+typedef enum
+{
+  GST_GL_CONFIG_SURFACE_TYPE_NONE = 0,
+  GST_GL_CONFIG_SURFACE_TYPE_WINDOW = (1 << 0),
+  GST_GL_CONFIG_SURFACE_TYPE_PBUFFER = (1 << 1),
+  GST_GL_CONFIG_SURFACE_TYPE_PIXMAP = (1 << 2),
+} GstGLConfigSurfaceType;
+
+GST_GL_API
+const gchar * gst_gl_config_surface_type_to_string (GstGLConfigSurfaceType surface_type);
+
+G_END_DECLS
+
+#endif /* __GST_GL_CONTEXT_CONFIG_H__ */