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The pool currently defaults to performing a layout transition to VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, with some special exceptions for video usages. This may not be a legal transition depending on the usage. Provide an API to explicitly control the initial image layout. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5881>
223 lines
8 KiB
C
223 lines
8 KiB
C
/*
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* GStreamer
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* Copyright (C) 2015 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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#ifndef __GST_VULKAN_IMAGE_MEMORY_H__
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#define __GST_VULKAN_IMAGE_MEMORY_H__
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#include <gst/vulkan/gstvkbarrier.h>
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#include <gst/vulkan/gstvkdevice.h>
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#include <gst/video/video.h>
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G_BEGIN_DECLS
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#define GST_TYPE_VULKAN_IMAGE_MEMORY_ALLOCATOR (gst_vulkan_image_memory_allocator_get_type())
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GST_VULKAN_API
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GType gst_vulkan_image_memory_allocator_get_type(void);
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#define GST_IS_VULKAN_IMAGE_MEMORY_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VULKAN_IMAGE_MEMORY_ALLOCATOR))
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#define GST_IS_VULKAN_IMAGE_MEMORY_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_VULKAN_IMAGE_MEMORY_ALLOCATOR))
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#define GST_VULKAN_IMAGE_MEMORY_ALLOCATOR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_VULKAN_MEMORY_ALLOCATOR, GstVulkanImageMemoryAllocatorClass))
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#define GST_VULKAN_IMAGE_MEMORY_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VULKAN_MEMORY_ALLOCATOR, GstVulkanImageMemoryAllocator))
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#define GST_VULKAN_IMAGE_MEMORY_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_VULKAN_MEMORY_ALLOCATOR, GstVulkanImageMemoryAllocatorClass))
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/**
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* GST_VULKAN_IMAGE_MEMORY_ALLOCATOR_CAST:
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*
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* Since: 1.18
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*/
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#define GST_VULKAN_IMAGE_MEMORY_ALLOCATOR_CAST(obj) ((GstVulkanImageMemoryAllocator *)(obj))
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/**
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* GST_VULKAN_IMAGE_MEMORY_ALLOCATOR_NAME:
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*
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* Since: 1.18
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*/
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#define GST_VULKAN_IMAGE_MEMORY_ALLOCATOR_NAME "VulkanImage"
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/**
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* GST_CAPS_FEATURE_MEMORY_VULKAN_IMAGE:
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*
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* Since: 1.18
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*/
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#define GST_CAPS_FEATURE_MEMORY_VULKAN_IMAGE "memory:VulkanImage"
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/**
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* GstVulkanBarrierImageInfo:
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* @parent: parent #GstVulkanBarrierMemoryInfo
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* @image_layout: the image layout of this barrier
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* @subresource_range: what subresource the barrier applies to
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*
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* Since: 1.18
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*/
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struct _GstVulkanBarrierImageInfo
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{
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GstVulkanBarrierMemoryInfo parent;
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VkImageLayout image_layout;
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/* FIXME: multiple layers or mipmap levels may require multiple barriers */
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VkImageSubresourceRange subresource_range;
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};
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/**
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* GstVulkanImageMemory:
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* @parent: parent #GstMemory
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* @device: the #GstVulkanDevice to allocate images from
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* @image: the Vulkan image handle
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* @vk_mem: the backing #GstVulkanMemory for @image
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* @create_info: creation information for @image
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* @requirements: memory requirements for @image
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* @format_properties: format properties
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* @usage: intended usage for @image
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* @barrier: last set barrier for @image
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*
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* Since: 1.18
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*/
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struct _GstVulkanImageMemory
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{
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GstMemory parent;
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GstVulkanDevice * device;
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VkImage image;
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GstVulkanMemory *vk_mem;
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VkImageCreateInfo create_info;
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VkMemoryRequirements requirements;
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VkImageFormatProperties format_properties;
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VkImageUsageFlags usage;
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GstVulkanBarrierImageInfo barrier;
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/* <private> */
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GMutex lock;
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gboolean wrapped;
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GDestroyNotify notify;
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gpointer user_data;
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GPtrArray *views;
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GPtrArray *outstanding_views;
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gpointer _padding[GST_PADDING];
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};
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/**
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* GstVulkanImageMemoryFindViewFunc:
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*
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* Function definition used to find views. Return %TRUE if @view matches the
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* criteria.
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*
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* Since: 1.18
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*/
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typedef gboolean (*GstVulkanImageMemoryFindViewFunc) (GstVulkanImageView * view, gpointer user_data);
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/**
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* GstVulkanImageMemoryAllocator
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* @parent: the parent #GstAllocator
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*
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* Opaque #GstVulkanImageMemoryAllocator struct
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*
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* Since: 1.18
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*/
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struct _GstVulkanImageMemoryAllocator
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{
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GstAllocator parent;
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/* <private> */
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gpointer _reserved [GST_PADDING];
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};
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/**
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* GstVulkanImageMemoryAllocatorClass:
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* @parent_class: the parent #GstAllocatorClass
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*
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* The #GstVulkanImageMemoryAllocatorClass only contains private data
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*
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* Since: 1.18
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*/
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struct _GstVulkanImageMemoryAllocatorClass
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{
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GstAllocatorClass parent_class;
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/* <private> */
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gpointer _reserved [GST_PADDING];
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};
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstVulkanImageMemoryAllocator, gst_object_unref);
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GST_VULKAN_API
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void gst_vulkan_image_memory_init_once (void);
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GST_VULKAN_API
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gboolean gst_is_vulkan_image_memory (GstMemory * mem);
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GST_VULKAN_API
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gboolean gst_vulkan_image_memory_init (GstVulkanImageMemory * mem,
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GstAllocator * allocator,
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GstMemory * parent,
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GstVulkanDevice * device,
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VkFormat format,
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VkImageUsageFlags usage,
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VkImageLayout initial_layout,
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GstAllocationParams * params,
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gsize size,
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gpointer user_data,
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GDestroyNotify notify);
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GST_VULKAN_API
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GstMemory * gst_vulkan_image_memory_alloc_with_image_info
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(GstVulkanDevice * device,
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VkImageCreateInfo * image_info,
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VkMemoryPropertyFlags mem_prop_flags);
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GST_VULKAN_API
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GstMemory * gst_vulkan_image_memory_alloc (GstVulkanDevice * device,
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VkFormat format,
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gsize width,
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gsize height,
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VkImageTiling tiling,
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VkImageUsageFlags usage,
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VkMemoryPropertyFlags mem_prop_flags);
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GST_VULKAN_API
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GstMemory * gst_vulkan_image_memory_wrapped (GstVulkanDevice * device,
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VkImage image,
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VkFormat format,
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gsize width,
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gsize height,
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VkImageTiling tiling,
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VkImageUsageFlags usage,
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gpointer user_data,
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GDestroyNotify notify);
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GST_VULKAN_API
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guint32 gst_vulkan_image_memory_get_width (GstVulkanImageMemory * image);
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GST_VULKAN_API
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guint32 gst_vulkan_image_memory_get_height (GstVulkanImageMemory * image);
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GST_VULKAN_API
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GstVulkanImageView *gst_vulkan_image_memory_find_view (GstVulkanImageMemory * image,
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GstVulkanImageMemoryFindViewFunc find_func,
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gpointer user_data);
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GST_VULKAN_API
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void gst_vulkan_image_memory_add_view (GstVulkanImageMemory * image,
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GstVulkanImageView * view);
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G_END_DECLS
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#endif /* __GST_VULKAN_IMAGE_MEMORY_H__ */
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