mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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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>
187 lines
5.4 KiB
C
187 lines
5.4 KiB
C
/*
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* GStreamer
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* Copyright (C) 2019 Matthew Waters <matthew@centricular.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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gstvkdescriptorcache.h"
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/**
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* SECTION:vkdescriptorcache
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* @title: GstVulkanDescriptorCache
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* @short_description: Vulkan descriptor cache
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* @see_also: #GstVulkanDescriptorSet, #GstVulkanDescriptorPool, #GstVulkanDevice
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*/
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#define GET_PRIV(cache) gst_vulkan_descriptor_cache_get_instance_private (cache)
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#define GST_CAT_DEFAULT gst_vulkan_descriptor_cache_debug
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GST_DEBUG_CATEGORY (GST_CAT_DEFAULT);
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struct _GstVulkanDescriptorCachePrivate
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{
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guint n_layouts;
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GstVulkanHandle **layouts;
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};
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#define parent_class gst_vulkan_descriptor_cache_parent_class
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G_DEFINE_TYPE_WITH_CODE (GstVulkanDescriptorCache, gst_vulkan_descriptor_cache,
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GST_TYPE_VULKAN_HANDLE_POOL, G_ADD_PRIVATE (GstVulkanDescriptorCache);
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GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT,
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"vulkancommandcache", 0, "Vulkan Command Cache"));
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static void
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gst_vulkan_descriptor_cache_finalize (GObject * object)
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{
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GstVulkanDescriptorCache *cache = GST_VULKAN_DESCRIPTOR_CACHE (object);
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GstVulkanDescriptorCachePrivate *priv = GET_PRIV (cache);
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guint i;
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for (i = 0; i < priv->n_layouts; i++)
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gst_vulkan_handle_unref (priv->layouts[i]);
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g_free (priv->layouts);
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gst_clear_object (&cache->pool);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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/**
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* gst_vulkan_descriptor_cache_new:
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* @pool: a #GstVulkanDescriptorPool
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* @n_layouts: number of @layouts
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* @layouts: (array length=n_layouts): list of #GstVulkanHandle containing
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* descriptor set layouts
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*
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* Returns: (transfer full): a new #GstVulkanDescriptorCache
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*
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* Since: 1.18
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*/
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GstVulkanDescriptorCache *
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gst_vulkan_descriptor_cache_new (GstVulkanDescriptorPool * pool,
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guint n_layouts, GstVulkanHandle ** layouts)
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{
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GstVulkanHandlePool *handle_pool;
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GstVulkanDescriptorCache *ret;
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GstVulkanDescriptorCachePrivate *priv;
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guint i;
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g_return_val_if_fail (GST_IS_VULKAN_DESCRIPTOR_POOL (pool), NULL);
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ret = g_object_new (GST_TYPE_VULKAN_DESCRIPTOR_CACHE, NULL);
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ret->pool = gst_object_ref (pool);
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priv = GET_PRIV (ret);
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priv->n_layouts = n_layouts;
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priv->layouts = g_new0 (GstVulkanHandle *, n_layouts);
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for (i = 0; i < n_layouts; i++)
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priv->layouts[i] = gst_vulkan_handle_ref (layouts[i]);
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handle_pool = GST_VULKAN_HANDLE_POOL (ret);
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handle_pool->device = gst_object_ref (pool->device);
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gst_object_ref_sink (ret);
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return ret;
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}
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static gpointer
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gst_vulkan_descriptor_cache_acquire_impl (GstVulkanHandlePool * pool,
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GError ** error)
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{
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GstVulkanDescriptorSet *set;
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if ((set =
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GST_VULKAN_HANDLE_POOL_CLASS (parent_class)->acquire (pool, error)))
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set->cache = gst_object_ref (pool);
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return set;
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}
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static gpointer
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gst_vulkan_descriptor_cache_alloc_impl (GstVulkanHandlePool * pool,
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GError ** error)
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{
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GstVulkanDescriptorCache *desc = GST_VULKAN_DESCRIPTOR_CACHE (pool);
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GstVulkanDescriptorCachePrivate *priv = GET_PRIV (desc);
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return gst_vulkan_descriptor_pool_create (desc->pool, priv->n_layouts,
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priv->layouts, error);
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}
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static void
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gst_vulkan_descriptor_cache_release_impl (GstVulkanHandlePool * pool,
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gpointer handle)
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{
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GstVulkanDescriptorSet *set = handle;
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GST_VULKAN_HANDLE_POOL_CLASS (parent_class)->release (pool, handle);
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/* decrease the refcount that the set had to us */
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gst_clear_object (&set->cache);
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}
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static void
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gst_vulkan_descriptor_cache_free_impl (GstVulkanHandlePool * pool,
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gpointer handle)
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{
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GstVulkanDescriptorSet *set = handle;
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GST_VULKAN_HANDLE_POOL_CLASS (parent_class)->free (pool, handle);
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gst_vulkan_descriptor_set_unref (set);
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}
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/**
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* gst_vulkan_descriptor_cache_acquire:
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* @cache: a #GstVulkanDescriptorCache
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* @error: a #GError
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*
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* Returns: a new #GstVulkanDescriptorSet
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*
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* Since: 1.18
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*/
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GstVulkanDescriptorSet *
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gst_vulkan_descriptor_cache_acquire (GstVulkanDescriptorCache * cache,
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GError ** error)
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{
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return gst_vulkan_handle_pool_acquire (GST_VULKAN_HANDLE_POOL_CAST (cache),
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error);
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}
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static void
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gst_vulkan_descriptor_cache_init (GstVulkanDescriptorCache * cache)
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{
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}
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static void
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gst_vulkan_descriptor_cache_class_init (GstVulkanDescriptorCacheClass * klass)
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{
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GObjectClass *gobject_class = (GObjectClass *) klass;
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GstVulkanHandlePoolClass *handle_class = (GstVulkanHandlePoolClass *) klass;
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gobject_class->finalize = gst_vulkan_descriptor_cache_finalize;
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handle_class->acquire = gst_vulkan_descriptor_cache_acquire_impl;
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handle_class->alloc = gst_vulkan_descriptor_cache_alloc_impl;
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handle_class->release = gst_vulkan_descriptor_cache_release_impl;
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handle_class->free = gst_vulkan_descriptor_cache_free_impl;
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}
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