gstreamer/gst-libs/gst/vulkan/gstvkdevice.h

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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 __GST_VULKAN_DEVICE_H__
#define __GST_VULKAN_DEVICE_H__
2019-04-11 06:52:54 +00:00
#include <gst/vulkan/gstvkinstance.h>
#include <gst/vulkan/gstvkqueue.h>
G_BEGIN_DECLS
#define GST_TYPE_VULKAN_DEVICE (gst_vulkan_device_get_type())
#define GST_VULKAN_DEVICE(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_TYPE_VULKAN_DEVICE, GstVulkanDevice))
#define GST_VULKAN_DEVICE_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), GST_TYPE_VULKAN_DEVICE, GstVulkanDeviceClass))
#define GST_IS_VULKAN_DEVICE(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_TYPE_VULKAN_DEVICE))
#define GST_IS_VULKAN_DEVICE_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_TYPE_VULKAN_DEVICE))
#define GST_VULKAN_DEVICE_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_TYPE_VULKAN_DEVICE, GstVulkanDeviceClass))
GST_VULKAN_API
GType gst_vulkan_device_get_type (void);
#define GST_VULKAN_DEVICE_CONTEXT_TYPE_STR "gst.vulkan.device"
typedef gboolean (*GstVulkanDeviceForEachQueueFunc) (GstVulkanDevice * device, GstVulkanQueue * queue, gpointer user_data);
struct _GstVulkanDevice
{
GstObject parent;
GstVulkanInstance *instance;
guint device_index;
VkDevice device; /* hides a pointer */
VkPhysicalDeviceProperties gpu_props;
VkPhysicalDeviceFeatures gpu_features;
VkPhysicalDeviceMemoryProperties memory_properties;
VkQueueFamilyProperties *queue_family_props;
guint32 n_queue_families;
guint32 queue_family_id;
guint32 n_queues;
GstVulkanDevicePrivate *priv;
};
struct _GstVulkanDeviceClass
{
GstObjectClass parent_class;
};
GST_VULKAN_API
GstVulkanDevice * gst_vulkan_device_new (GstVulkanInstance * instance);
GST_VULKAN_API
GstVulkanInstance * gst_vulkan_device_get_instance (GstVulkanDevice * device);
GST_VULKAN_API
gboolean gst_vulkan_device_open (GstVulkanDevice * device,
GError ** error);
GST_VULKAN_API
gpointer gst_vulkan_device_get_proc_address (GstVulkanDevice * device,
const gchar * name);
GST_VULKAN_API
void gst_vulkan_device_foreach_queue (GstVulkanDevice * device,
GstVulkanDeviceForEachQueueFunc func,
gpointer user_data);
GST_VULKAN_API
GstVulkanQueue * gst_vulkan_device_get_queue (GstVulkanDevice * device,
guint32 queue_family,
guint32 queue_i);
GST_VULKAN_API
VkPhysicalDevice gst_vulkan_device_get_physical_device (GstVulkanDevice * device);
GST_VULKAN_API
void gst_context_set_vulkan_device (GstContext * context,
GstVulkanDevice * device);
GST_VULKAN_API
gboolean gst_context_get_vulkan_device (GstContext * context,
GstVulkanDevice ** device);
GST_VULKAN_API
gboolean gst_vulkan_device_handle_context_query (GstElement * element,
GstQuery * query,
GstVulkanDevice ** device);
GST_VULKAN_API
gboolean gst_vulkan_device_run_context_query (GstElement * element,
GstVulkanDevice ** device);
G_END_DECLS
#endif /* __GST_VULKAN_DEVICE_H__ */