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 #ifndef _VK_UTILS_H_ 21 #define _VK_UTILS_H_ 22 23 #include <gst/gst.h> 24 #include <vk.h> 25 26 G_BEGIN_DECLS 27 28 gboolean gst_vulkan_ensure_element_data (gpointer element, 29 GstVulkanDisplay **display_ptr, GstVulkanInstance ** instance_ptr); 30 gboolean gst_vulkan_handle_set_context (GstElement * element, GstContext * context, 31 GstVulkanDisplay ** display, GstVulkanInstance ** instance); 32 gboolean gst_vulkan_handle_context_query (GstElement * element, GstQuery * query, 33 GstVulkanDisplay ** display, GstVulkanInstance ** instance, GstVulkanDevice ** device); 34 35 void gst_vulkan_global_context_query (GstElement * element, const gchar * context_type); 36 GstQuery * gst_vulkan_local_context_query (GstElement * element, const gchar * context_type, gboolean set_context); 37 gboolean gst_vulkan_run_query (GstElement * element, 38 GstQuery * query, GstPadDirection direction); 39 40 G_END_DECLS 41 42 #endif /*_VK_UTILS_H_ */ 43