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 _VK_INSTANCE_H_ 22 #define _VK_INSTANCE_H_ 23 24 #include <vk.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 GType gst_vulkan_instance_get_type (void); 35 36 #define GST_VULKAN_INSTANCE_CONTEXT_TYPE_STR "gst.vulkan.instance" 37 38 struct _GstVulkanInstance 39 { 40 GstObject parent; 41 42 VkInstance instance; /* hides a pointer */ 43 VkPhysicalDevice *physical_devices; /* hides a pointer */ 44 guint32 n_physical_devices; 45 46 VkDebugReportCallbackEXT msg_callback; 47 PFN_vkCreateDebugReportCallbackEXT dbgCreateDebugReportCallback; 48 PFN_vkDestroyDebugReportCallbackEXT dbgDestroyDebugReportCallback; 49 PFN_vkDebugReportMessageEXT dbgReportMessage; 50 51 GstVulkanInstancePrivate *priv; 52 }; 53 54 struct _GstVulkanInstanceClass 55 { 56 GstObjectClass parent_class; 57 }; 58 59 GstVulkanInstance * gst_vulkan_instance_new (void); 60 gboolean gst_vulkan_instance_open (GstVulkanInstance * instance, 61 GError ** error); 62 63 gpointer gst_vulkan_instance_get_proc_address (GstVulkanInstance * instance, 64 const gchar * name); 65 66 GstVulkanDevice * gst_vulkan_instance_create_device (GstVulkanInstance * instance, 67 GError ** error); 68 69 void gst_context_set_vulkan_instance (GstContext * context, 70 GstVulkanInstance * instance); 71 gboolean gst_context_get_vulkan_instance (GstContext * context, 72 GstVulkanInstance ** instance); 73 gboolean gst_vulkan_instance_handle_context_query (GstElement * element, 74 GstQuery * query, 75 GstVulkanInstance ** instance); 76 gboolean gst_vulkan_instance_run_context_query (GstElement * element, 77 GstVulkanInstance ** instance); 78 79 G_END_DECLS 80 81 #endif /* _VK_INSTANCE_H_ */ 82