1 /* 2 * GStreamer 3 * Copyright (C) 2015 Matthew Waters <matthew@centricular.com> 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public 16 * License along with this library; if not, write to the 17 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21 #ifndef __GST_VULKAN_INSTANCE_H__ 22 #define __GST_VULKAN_INSTANCE_H__ 23 24 #include <gst/vulkan/vulkan.h> 25 26 G_BEGIN_DECLS 27 28 #define GST_TYPE_VULKAN_INSTANCE (gst_vulkan_instance_get_type()) 29 #define GST_VULKAN_INSTANCE(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_TYPE_VULKAN_INSTANCE, GstVulkanInstance)) 30 #define GST_VULKAN_INSTANCE_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), GST_TYPE_VULKAN_INSTANCE, GstVulkanInstanceClass)) 31 #define GST_IS_VULKAN_INSTANCE(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_TYPE_VULKAN_INSTANCE)) 32 #define GST_IS_VULKAN_INSTANCE_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_TYPE_VULKAN_INSTANCE)) 33 #define GST_VULKAN_INSTANCE_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_TYPE_VULKAN_INSTANCE, GstVulkanInstanceClass)) 34 GST_VULKAN_API 35 GType gst_vulkan_instance_get_type (void); 36 37 /** 38 * GST_VULKAN_INSTANCE_CONTEXT_TYPE_STR: 39 * 40 * Since: 1.18 41 */ 42 #define GST_VULKAN_INSTANCE_CONTEXT_TYPE_STR "gst.vulkan.instance" 43 44 /** 45 * GstVulkanInstance: 46 * @parent: parent #GstObject 47 * @instance: the Vulkan instance handle 48 * @physical_devices: list of vulkan physical device handles 49 * @n_physical_device: number of entries in @physical_devices 50 * 51 * Since: 1.18 52 */ 53 struct _GstVulkanInstance 54 { 55 GstObject parent; 56 57 VkInstance instance; /* hides a pointer */ 58 VkPhysicalDevice *physical_devices; /* hides a pointer */ 59 guint32 n_physical_devices; 60 61 /* <private> */ 62 gpointer _reserved [GST_PADDING]; 63 }; 64 65 /** 66 * GstVulkanInstanceClass: 67 * @parent_class: parent #GstObjectClass 68 * 69 * Since: 1.18 70 */ 71 struct _GstVulkanInstanceClass 72 { 73 GstObjectClass parent_class; 74 75 /* <private> */ 76 gpointer _reserved [GST_PADDING]; 77 }; 78 79 G_DEFINE_AUTOPTR_CLEANUP_FUNC (GstVulkanInstance, gst_object_unref) 80 81 GST_VULKAN_API 82 GstVulkanInstance * gst_vulkan_instance_new (void); 83 GST_VULKAN_API 84 gboolean gst_vulkan_instance_fill_info (GstVulkanInstance * instance, 85 GError ** error); 86 GST_VULKAN_API 87 gboolean gst_vulkan_instance_open (GstVulkanInstance * instance, 88 GError ** error); 89 90 GST_VULKAN_API 91 gpointer gst_vulkan_instance_get_proc_address (GstVulkanInstance * instance, 92 const gchar * name); 93 94 GST_VULKAN_API 95 GstVulkanDevice * gst_vulkan_instance_create_device (GstVulkanInstance * instance, 96 GError ** error); 97 98 GST_VULKAN_API 99 void gst_context_set_vulkan_instance (GstContext * context, 100 GstVulkanInstance * instance); 101 GST_VULKAN_API 102 gboolean gst_context_get_vulkan_instance (GstContext * context, 103 GstVulkanInstance ** instance); 104 GST_VULKAN_API 105 gboolean gst_vulkan_instance_handle_context_query (GstElement * element, 106 GstQuery * query, 107 GstVulkanInstance * instance); 108 GST_VULKAN_API 109 gboolean gst_vulkan_instance_run_context_query (GstElement * element, 110 GstVulkanInstance ** instance); 111 GST_VULKAN_API 112 gboolean gst_vulkan_instance_check_version (GstVulkanInstance * instance, 113 guint major, 114 guint minor, 115 guint patch); 116 GST_VULKAN_API 117 void gst_vulkan_instance_get_version (GstVulkanInstance * instance, 118 guint * major, 119 guint * minor, 120 guint * patch); 121 122 GST_VULKAN_API 123 gboolean gst_vulkan_instance_get_extension_info (GstVulkanInstance * instance, 124 const gchar * name, 125 guint32 * spec_version); 126 GST_VULKAN_API 127 gboolean gst_vulkan_instance_enable_extension (GstVulkanInstance * instance, 128 const gchar * name); 129 GST_VULKAN_API 130 gboolean gst_vulkan_instance_disable_extension (GstVulkanInstance * instance, 131 const gchar * name); 132 GST_VULKAN_API 133 gboolean gst_vulkan_instance_is_extension_enabled (GstVulkanInstance * instance, 134 const gchar * name); 135 GST_VULKAN_API 136 gboolean gst_vulkan_instance_get_layer_info (GstVulkanInstance * instance, 137 const gchar * name, 138 gchar ** description, 139 guint32 * spec_version, 140 guint32 * implementation_version); 141 GST_VULKAN_API 142 gboolean gst_vulkan_instance_enable_layer (GstVulkanInstance * instance, 143 const gchar * name); 144 GST_VULKAN_API 145 gboolean gst_vulkan_instance_is_layer_enabled (GstVulkanInstance * instance, 146 const gchar * name); 147 148 G_END_DECLS 149 150 #endif /* __GST_VULKAN_INSTANCE_H__ */ 151