mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-26 18:20:44 +00:00
614cd87732
Add `array length` annotation for `layouts` such that `n_layouts` is properly marked as its length, and add `(out)` where a function returns in that parameter. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1615>
145 lines
4.1 KiB
C
145 lines
4.1 KiB
C
/*
|
|
* 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.
|
|
*/
|
|
|
|
/**
|
|
* SECTION:vkdescriptorset
|
|
* @title: GstVulkanDescriptorSet
|
|
* @short_description: Vulkan descriptor set
|
|
* @see_also: #GstVulkanDescriptorPool, #GstVulkanDescriptorCache, #GstVulkanDevice
|
|
*
|
|
* vulkandescriptorset holds information about a descriptor set.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include "gstvkdescriptorset.h"
|
|
#include "gstvkdescriptorpool.h"
|
|
#include "gstvkdescriptorcache.h"
|
|
|
|
#define GST_CAT_DEFAULT gst_debug_vulkan_descriptor_set
|
|
GST_DEBUG_CATEGORY (GST_CAT_DEFAULT);
|
|
|
|
#define gst_vulkan_descriptor_cache_release_set(c,s) \
|
|
gst_vulkan_handle_pool_release (GST_VULKAN_HANDLE_POOL_CAST (c), s);
|
|
|
|
static void
|
|
init_debug (void)
|
|
{
|
|
static gsize _init = 0;
|
|
|
|
if (g_once_init_enter (&_init)) {
|
|
GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "vulkandescriptorset", 0,
|
|
"Vulkan descriptor set");
|
|
g_once_init_leave (&_init, 1);
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
gst_vulkan_descriptor_set_dispose (GstVulkanDescriptorSet * set)
|
|
{
|
|
GstVulkanDescriptorCache *cache;
|
|
|
|
/* no pool, do free */
|
|
if ((cache = set->cache) == NULL)
|
|
return TRUE;
|
|
|
|
/* keep the buffer alive */
|
|
gst_vulkan_descriptor_set_ref (set);
|
|
/* return the buffer to the pool */
|
|
gst_vulkan_descriptor_cache_release_set (cache, set);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static void
|
|
gst_vulkan_descriptor_set_free (GstVulkanDescriptorSet * set)
|
|
{
|
|
guint i;
|
|
|
|
g_assert (set->cache == NULL);
|
|
|
|
GST_TRACE ("Freeing %p", set);
|
|
|
|
for (i = 0; i < set->n_layouts; i++)
|
|
gst_vulkan_handle_unref (set->layouts[i]);
|
|
g_free (set->layouts);
|
|
|
|
vkFreeDescriptorSets (set->pool->device->device, set->pool->pool, 1,
|
|
&set->set);
|
|
|
|
gst_clear_object (&set->pool);
|
|
|
|
g_free (set);
|
|
}
|
|
|
|
static void
|
|
gst_vulkan_descriptor_set_init (GstVulkanDescriptorSet * set,
|
|
GstVulkanDescriptorPool * pool, VkDescriptorSet desc_set, guint n_layouts,
|
|
GstVulkanHandle ** layouts)
|
|
{
|
|
guint i;
|
|
|
|
set->pool = gst_object_ref (pool);
|
|
set->set = desc_set;
|
|
set->n_layouts = n_layouts;
|
|
set->layouts = g_new0 (GstVulkanHandle *, n_layouts);
|
|
for (i = 0; i < n_layouts; i++)
|
|
set->layouts[i] = gst_vulkan_handle_ref (layouts[i]);
|
|
|
|
init_debug ();
|
|
|
|
GST_TRACE ("new %p", set);
|
|
|
|
gst_mini_object_init (&set->parent, 0, GST_TYPE_VULKAN_DESCRIPTOR_SET,
|
|
NULL, (GstMiniObjectDisposeFunction) gst_vulkan_descriptor_set_dispose,
|
|
(GstMiniObjectFreeFunction) gst_vulkan_descriptor_set_free);
|
|
}
|
|
|
|
/**
|
|
* gst_vulkan_descriptor_set_new_wrapped:
|
|
* @set: a VkDescriptorSet
|
|
* @n_layouts: number of @layouts
|
|
* @layouts: (array length=n_layouts): list of #GstVulkanHandle containing
|
|
* descriptor set layouts
|
|
*
|
|
* Returns: (transfer full): a new #GstVulkanDescriptorSet
|
|
*
|
|
* Since: 1.18
|
|
*/
|
|
GstVulkanDescriptorSet *
|
|
gst_vulkan_descriptor_set_new_wrapped (GstVulkanDescriptorPool * pool,
|
|
VkDescriptorSet set, guint n_layouts, GstVulkanHandle ** layouts)
|
|
{
|
|
GstVulkanDescriptorSet *ret;
|
|
|
|
g_return_val_if_fail (GST_IS_VULKAN_DESCRIPTOR_POOL (pool), NULL);
|
|
g_return_val_if_fail (set != VK_NULL_HANDLE, NULL);
|
|
g_return_val_if_fail (n_layouts > 0, NULL);
|
|
g_return_val_if_fail (layouts != NULL, NULL);
|
|
|
|
ret = g_new0 (GstVulkanDescriptorSet, 1);
|
|
gst_vulkan_descriptor_set_init (ret, pool, set, n_layouts, layouts);
|
|
|
|
return ret;
|
|
}
|
|
|
|
GST_DEFINE_MINI_OBJECT_TYPE (GstVulkanDescriptorSet, gst_vulkan_descriptor_set);
|