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9514340d2d
Add G_DEFINE_AUTOPTR_CLEANUP_FUNC macro for display classes, so auto pointers are possible to users. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2269>
145 lines
4.4 KiB
C
145 lines
4.4 KiB
C
/* GStreamer
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* Copyright (C) 2020 Igalia, S.L.
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* Author: Víctor Jáquez <vjaquez@igalia.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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#pragma once
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#include <gst/va/va_fwd.h>
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#include <gst/va/va-prelude.h>
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#include <gst/gst.h>
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G_BEGIN_DECLS
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/**
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* GstVaImplementation:
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* @GST_VA_IMPLEMENTATION_MESA_GALLIUM: The mesa gallium implementation.
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* @GST_VA_IMPLEMENTATION_INTEL_I965: The legacy i965 intel implementation.
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* @GST_VA_IMPLEMENTATION_INTEL_IHD: The iHD intel implementation.
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* @GST_VA_IMPLEMENTATION_OTHER: Other implementation.
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* @GST_VA_IMPLEMENTATION_INVALID: Invalid implementation.
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*
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* Types of different VA API implemented drivers. These are the typical and
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* the most widely used VA drivers.
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*
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* Since: 1.20
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*/
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typedef enum
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{
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GST_VA_IMPLEMENTATION_MESA_GALLIUM,
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GST_VA_IMPLEMENTATION_INTEL_I965,
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GST_VA_IMPLEMENTATION_INTEL_IHD,
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GST_VA_IMPLEMENTATION_OTHER,
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GST_VA_IMPLEMENTATION_INVALID,
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} GstVaImplementation;
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/**
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* GST_VA_DISPLAY_HANDLE_CONTEXT_TYPE_STR:
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*
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* Since: 1.20
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*/
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#define GST_VA_DISPLAY_HANDLE_CONTEXT_TYPE_STR "gst.va.display.handle"
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/**
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* GST_VA_DISPLAY_IS_IMPLEMENTATION: (skip)
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*
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* Check whether the display is the implementation of the specified
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* #GstVaImplementation type.
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*
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* Since: 1.20
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*/
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#define GST_VA_DISPLAY_IS_IMPLEMENTATION(display, impl) \
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(gst_va_display_is_implementation (display, G_PASTE (GST_VA_IMPLEMENTATION_, impl)))
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#define GST_TYPE_VA_DISPLAY (gst_va_display_get_type())
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#define GST_VA_DISPLAY(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_VA_DISPLAY, GstVaDisplay))
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#define GST_VA_DISPLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_VA_DISPLAY, GstVaDisplayClass))
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#define GST_IS_VA_DISPLAY(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_VA_DISPLAY))
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#define GST_IS_VA_DISPLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_VA_DISPLAY))
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#define GST_VA_DISPLAY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_VA_DISPLAY, GstVaDisplayClass))
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstVaDisplay, gst_object_unref)
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/**
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* GstVaDisplay:
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* @parent: parent #GstObject
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*
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* The common VA display object structure.
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*
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* Since: 1.20
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*/
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struct _GstVaDisplay
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{
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GstObject parent;
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};
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/**
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* GstVaDisplayClass:
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* @parent_class: parent #GstObjectClass
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*
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* The common VA display object class structure.
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*
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* Since: 1.20
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*/
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struct _GstVaDisplayClass
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{
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GstObjectClass parent_class;
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/**
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* GstVaDisplayClass::create_va_display:
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* @self: a #GstVaDisplay instance
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*
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* This is called when the subclass has to create the internal
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* VADisplay.
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*
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* Returns: The created VADisplay
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*/
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gpointer (*create_va_display) (GstVaDisplay * self);
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};
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GST_VA_API
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GType gst_va_display_get_type (void);
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GST_VA_API
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void gst_va_display_lock (GstVaDisplay * self);
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GST_VA_API
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void gst_va_display_unlock (GstVaDisplay * self);
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GST_VA_API
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gboolean gst_va_display_initialize (GstVaDisplay * self);
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GST_VA_API
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gpointer gst_va_display_get_va_dpy (GstVaDisplay * self);
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GST_VA_API
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GstVaImplementation gst_va_display_get_implementation (GstVaDisplay * self);
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/**
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* gst_va_display_is_implementation:
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* @display: the #GstVaDisplay to check.
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* @impl: the specified #GstVaImplementation.
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*
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* Check whether the @display is the implementation of the @impl type.
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*
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* Returns: %TRUE if the @display is the implementation of the @impl type.
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*
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* Since: 1.20
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*/
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static inline gboolean
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gst_va_display_is_implementation (GstVaDisplay * display, GstVaImplementation impl)
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{
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return (gst_va_display_get_implementation (display) == impl);
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}
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G_END_DECLS
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