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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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0dd706a420
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>
75 lines
3.8 KiB
C
75 lines
3.8 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 _VK_UTILS_H_
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#define _VK_UTILS_H_
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#include <gst/gst.h>
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#include <gst/vulkan/vulkan.h>
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G_BEGIN_DECLS
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GST_VULKAN_API
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gboolean gst_vulkan_ensure_element_data (GstElement * element,
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GstVulkanDisplay ** display_ptr,
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GstVulkanInstance ** instance_ptr);
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GST_VULKAN_API
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gboolean gst_vulkan_ensure_element_device (GstElement * element,
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GstVulkanInstance * instance,
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GstVulkanDevice ** device_ptr,
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guint device_id);
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GST_VULKAN_API
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gboolean gst_vulkan_handle_set_context (GstElement * element,
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GstContext * context,
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GstVulkanDisplay ** display,
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GstVulkanInstance ** instance);
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GST_VULKAN_API
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gboolean gst_vulkan_handle_context_query (GstElement * element,
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GstQuery * query,
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GstVulkanDisplay * display,
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GstVulkanInstance * instance,
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GstVulkanDevice * device);
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GST_VULKAN_API
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void gst_vulkan_global_context_query (GstElement * element,
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const gchar * context_type);
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GST_VULKAN_API
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GstQuery * gst_vulkan_local_context_query (GstElement * element,
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const gchar * context_type);
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GST_VULKAN_API
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gboolean gst_vulkan_run_query (GstElement * element,
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GstQuery * query,
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GstPadDirection direction);
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GST_VULKAN_API
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GstVulkanImageView * gst_vulkan_get_or_create_image_view (GstVulkanImageMemory * image);
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GST_VULKAN_API
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GstVulkanImageView * gst_vulkan_get_or_create_image_view_with_info (GstVulkanImageMemory * image,
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const VkImageViewCreateInfo * create_info);
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GST_VULKAN_API
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GstVulkanHandle * gst_vulkan_create_shader (GstVulkanDevice * device,
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const gchar * code,
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gsize size,
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GError ** error);
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G_END_DECLS
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#endif /*_VK_UTILS_H_ */
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