gstreamer/gst-libs/gst/vulkan/gstvkimageview.h

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/*
* GStreamer
* Copyright (C) 2019 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_VULKAN_IMAGE_VIEW_H__
#define __GST_VULKAN_IMAGE_VIEW_H__
#include <gst/vulkan/gstvkbarrier.h>
G_BEGIN_DECLS
/**
* GST_TYPE_VULKAN_IMAGE_VIEW:
*
* Since: 1.18
*/
#define GST_TYPE_VULKAN_IMAGE_VIEW (gst_vulkan_image_view_get_type())
GST_VULKAN_API
/**
* gst_vulkan_image_view_get_type:
*
* Since: 1.18
*/
GType gst_vulkan_image_view_get_type(void);
/**
* GstVulkanImageView:
* @parent: the parent #GstMiniObject
* @device: the #GstVulkanDevice
* @image: the associated #GstVulkanImageMemory for this view
* @view: the vulkan image view handle
* @create_info: the creation information for this view
*
* Since: 1.18
*/
struct _GstVulkanImageView
{
GstMiniObject parent;
GstVulkanDevice * device;
GstVulkanImageMemory *image;
VkImageView view;
VkImageViewCreateInfo create_info;
/* <private> */
gpointer _reserved [GST_PADDING];
};
/**
* gst_vulkan_image_view_ref: (skip)
* @trash: a #GstVulkanImageView.
*
* Increases the refcount of the given trash object by one.
*
* Returns: (transfer full): @trash
*
* Since: 1.18
*/
static inline GstVulkanImageView* gst_vulkan_image_view_ref(GstVulkanImageView* trash);
static inline GstVulkanImageView *
gst_vulkan_image_view_ref (GstVulkanImageView * trash)
{
return (GstVulkanImageView *) gst_mini_object_ref (GST_MINI_OBJECT_CAST (trash));
}
/**
* gst_vulkan_image_view_unref: (skip)
* @trash: (transfer full): a #GstVulkanImageView.
*
* Decreases the refcount of the trash object. If the refcount reaches 0, the
* trash will be freed.
*
* Since: 1.18
*/
static inline void gst_vulkan_image_view_unref(GstVulkanImageView* trash);
static inline void
gst_vulkan_image_view_unref (GstVulkanImageView * trash)
{
gst_mini_object_unref (GST_MINI_OBJECT_CAST (trash));
}
/**
* gst_clear_vulkan_image_view: (skip)
* @view_ptr: a pointer to a #GstVulkanImageView reference
*
* Clears a reference to a #GstVulkanImageView.
*
* @view_ptr must not be %NULL.
*
* If the reference is %NULL then this function does nothing. Otherwise, the
* reference count of the descriptor set is decreased and the pointer is set
* to %NULL.
*
* Since: 1.18
*/
static inline void
gst_clear_vulkan_image_view (GstVulkanImageView ** view_ptr)
{
gst_clear_mini_object ((GstMiniObject **) view_ptr);
}
#ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstVulkanImageView, gst_vulkan_image_view_unref)
#endif
GST_VULKAN_API
GstVulkanImageView * gst_vulkan_image_view_new (GstVulkanImageMemory * image,
VkImageViewCreateInfo * create_info);
G_END_DECLS
#endif /* __GST_VULKAN_IMAGE_MEMORY_H__ */