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/*
* GStreamer
* Copyright (C) 2015 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 _VK_IMAGE_MEMORY_H_
#define _VK_IMAGE_MEMORY_H_
#include <gst/gst.h>
#include <gst/gstallocator.h>
#include <gst/gstmemory.h>
#include <gst/video/video.h>
#include <vk.h>
G_BEGIN_DECLS
#define GST_TYPE_VULKAN_IMAGE_MEMORY_ALLOCATOR (gst_vulkan_image_memory_allocator_get_type())
GType gst_vulkan_image_memory_allocator_get_type(void);
#define GST_IS_VULKAN_IMAGE_MEMORY_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VULKAN_IMAGE_MEMORY_ALLOCATOR))
#define GST_IS_VULKAN_IMAGE_MEMORY_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_VULKAN_IMAGE_MEMORY_ALLOCATOR))
#define GST_VULKAN_IMAGE_MEMORY_ALLOCATOR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_VULKAN_MEMORY_ALLOCATOR, GstVulkanImageMemoryAllocatorClass))
#define GST_VULKAN_IMAGE_MEMORY_ALLOCATOR(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VULKAN_MEMORY_ALLOCATOR, GstVulkanImageMemoryAllocator))
#define GST_VULKAN_IMAGE_MEMORY_ALLOCATOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_VULKAN_MEMORY_ALLOCATOR, GstVulkanImageMemoryAllocatorClass))
#define GST_VULKAN_IMAGE_MEMORY_ALLOCATOR_CAST(obj) ((GstVulkanImageMemoryAllocator *)(obj))
#define GST_VULKAN_IMAGE_MEMORY_ALLOCATOR_NAME "VulkanImage"
#define GST_CAPS_FEATURE_MEMORY_VULKAN_IMAGE "memory:" GST_VULKAN_IMAGE_MEMORY_ALLOCATOR_NAME
struct _GstVulkanImageMemory
{
GstMemory parent;
GstVulkanDevice * device;
VkImage image;
VkImageLayout image_layout;
VkImageView view;
GstVulkanMemory *vk_mem;
VkImageCreateInfo create_info;
VkMemoryRequirements requirements;
VkImageFormatProperties format_properties;
VkImageUsageFlags usage;
GMutex lock;
gboolean wrapped;
GDestroyNotify notify;
gpointer user_data;
};
/**
* GstVulkanImageMemoryAllocator
*
* Opaque #GstVulkanImageMemoryAllocator struct
*/
struct _GstVulkanImageMemoryAllocator
{
GstAllocator parent;
};
/**
* GstVulkanImageMemoryAllocatorClass:
*
* The #GstVulkanImageMemoryAllocatorClass only contains private data
*/
struct _GstVulkanImageMemoryAllocatorClass
{
GstAllocatorClass parent_class;
};
void gst_vulkan_image_memory_init_once (void);
gboolean gst_is_vulkan_image_memory (GstMemory * mem);
GstMemory * gst_vulkan_image_memory_alloc (GstVulkanDevice * device,
VkFormat format,
gsize width,
gsize height,
VkImageTiling tiling,
VkImageUsageFlags usage,
VkMemoryPropertyFlags mem_prop_flags);
GstMemory * gst_vulkan_image_memory_wrapped (GstVulkanDevice * device,
VkImage image,
VkFormat format,
gsize width,
gsize height,
VkImageTiling tiling,
VkImageUsageFlags usage,
gpointer user_data,
GDestroyNotify notify);
gboolean gst_vulkan_image_memory_set_layout (GstVulkanImageMemory * vk_mem,
VkImageLayout,
VkImageMemoryBarrier * barrier);
guint32 gst_vulkan_image_memory_get_width (GstVulkanImageMemory * image);
guint32 gst_vulkan_image_memory_get_height (GstVulkanImageMemory * image);
VkFormat gst_vulkan_format_from_video_format (GstVideoFormat v_format,
guint plane);
G_END_DECLS
#endif /* _VK_IMAGE_MEMORY_H_ */
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