/* GStreamer * Copyright (C) 2020 Igalia, S.L. * Author: Víctor Jáquez <vjaquez@igalia.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. */ #pragma once #include <gst/gst.h> #include <gst/va/va_fwd.h> #include <gst/va/va-prelude.h> G_BEGIN_DECLS /** * GstVaImplementation: * @GST_VA_IMPLEMENTATION_MESA_GALLIUM: The mesa gallium implementation. * @GST_VA_IMPLEMENTATION_INTEL_I965: The legacy i965 intel implementation. * @GST_VA_IMPLEMENTATION_INTEL_IHD: The iHD intel implementation. * @GST_VA_IMPLEMENTATION_OTHER: Other implementation. * @GST_VA_IMPLEMENTATION_INVALID: Invalid implementation. * * Types of different VA API implemented drivers. These are the typical and * the most widely used VA drivers. * * Since: 1.20 */ typedef enum { GST_VA_IMPLEMENTATION_MESA_GALLIUM, GST_VA_IMPLEMENTATION_INTEL_I965, GST_VA_IMPLEMENTATION_INTEL_IHD, GST_VA_IMPLEMENTATION_OTHER, GST_VA_IMPLEMENTATION_INVALID, } GstVaImplementation; /** * GST_VA_DISPLAY_HANDLE_CONTEXT_TYPE_STR: * * Since: 1.20 */ #define GST_VA_DISPLAY_HANDLE_CONTEXT_TYPE_STR "gst.va.display.handle" /** * GST_CAPS_FEATURE_MEMORY_VA: * * Since: 1.20 */ #define GST_CAPS_FEATURE_MEMORY_VA "memory:VAMemory" /** * GST_VA_DISPLAY_IS_IMPLEMENTATION: (skip) * * Check whether the display is the implementation of the specified * #GstVaImplementation type. * * Since: 1.20 */ #define GST_VA_DISPLAY_IS_IMPLEMENTATION(display, impl) \ (gst_va_display_is_implementation (display, G_PASTE (GST_VA_IMPLEMENTATION_, impl))) #define GST_TYPE_VA_DISPLAY (gst_va_display_get_type()) #define GST_VA_DISPLAY(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_VA_DISPLAY, GstVaDisplay)) #define GST_VA_DISPLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_VA_DISPLAY, GstVaDisplayClass)) #define GST_IS_VA_DISPLAY(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_VA_DISPLAY)) #define GST_IS_VA_DISPLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_VA_DISPLAY)) #define GST_VA_DISPLAY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_VA_DISPLAY, GstVaDisplayClass)) G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstVaDisplay, gst_object_unref) /** * GstVaDisplay: * @parent: parent #GstObject * * The common VA display object structure. * * Since: 1.20 */ struct _GstVaDisplay { GstObject parent; }; /** * GstVaDisplayClass: * @parent_class: parent #GstObjectClass * * The common VA display object class structure. * * Since: 1.20 */ struct _GstVaDisplayClass { GstObjectClass parent_class; /** * GstVaDisplayClass::create_va_display: * @self: a #GstVaDisplay instance * * This is called when the subclass has to create the internal * VADisplay. * * Returns: The created VADisplay */ gpointer (*create_va_display) (GstVaDisplay * self); }; GST_VA_API GType gst_va_display_get_type (void); GST_VA_API gboolean gst_va_display_initialize (GstVaDisplay * self); GST_VA_API gpointer gst_va_display_get_va_dpy (GstVaDisplay * self); GST_VA_API GstVaImplementation gst_va_display_get_implementation (GstVaDisplay * self); GST_VA_API gboolean gst_va_display_check_version (GstVaDisplay * self, guint major, guint minor); /** * gst_va_display_is_implementation: * @display: the #GstVaDisplay to check. * @impl: the specified #GstVaImplementation. * * Check whether the @display is the implementation of the @impl type. * * Returns: %TRUE if the @display is the implementation of the @impl type. * * Since: 1.20 */ static inline gboolean gst_va_display_is_implementation (GstVaDisplay * display, GstVaImplementation impl) { return (gst_va_display_get_implementation (display) == impl); } G_END_DECLS