gstreamer/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkutils.h
Stéphane Cerveau 0dd706a420 vkutils: add gst_vulkan_ensure_element_device
In order to keep the same device across
the elements in the pipeline, use either the device id
to create the device or get the device from the context
set by the peer elements.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/7843>
2024-11-15 20:32:24 +00:00

75 lines
3.8 KiB
C

/*
* 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_UTILS_H_
#define _VK_UTILS_H_
#include <gst/gst.h>
#include <gst/vulkan/vulkan.h>
G_BEGIN_DECLS
GST_VULKAN_API
gboolean gst_vulkan_ensure_element_data (GstElement * element,
GstVulkanDisplay ** display_ptr,
GstVulkanInstance ** instance_ptr);
GST_VULKAN_API
gboolean gst_vulkan_ensure_element_device (GstElement * element,
GstVulkanInstance * instance,
GstVulkanDevice ** device_ptr,
guint device_id);
GST_VULKAN_API
gboolean gst_vulkan_handle_set_context (GstElement * element,
GstContext * context,
GstVulkanDisplay ** display,
GstVulkanInstance ** instance);
GST_VULKAN_API
gboolean gst_vulkan_handle_context_query (GstElement * element,
GstQuery * query,
GstVulkanDisplay * display,
GstVulkanInstance * instance,
GstVulkanDevice * device);
GST_VULKAN_API
void gst_vulkan_global_context_query (GstElement * element,
const gchar * context_type);
GST_VULKAN_API
GstQuery * gst_vulkan_local_context_query (GstElement * element,
const gchar * context_type);
GST_VULKAN_API
gboolean gst_vulkan_run_query (GstElement * element,
GstQuery * query,
GstPadDirection direction);
GST_VULKAN_API
GstVulkanImageView * gst_vulkan_get_or_create_image_view (GstVulkanImageMemory * image);
GST_VULKAN_API
GstVulkanImageView * gst_vulkan_get_or_create_image_view_with_info (GstVulkanImageMemory * image,
const VkImageViewCreateInfo * create_info);
GST_VULKAN_API
GstVulkanHandle * gst_vulkan_create_shader (GstVulkanDevice * device,
const gchar * code,
gsize size,
GError ** error);
G_END_DECLS
#endif /*_VK_UTILS_H_ */