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 <gst/vulkan/vulkan.h> 25 26 G_BEGIN_DECLS 27 28 GST_VULKAN_API 29 gboolean gst_vulkan_ensure_element_data (GstElement * element, 30 GstVulkanDisplay ** display_ptr, 31 GstVulkanInstance ** instance_ptr); 32 GST_VULKAN_API 33 gboolean gst_vulkan_handle_set_context (GstElement * element, 34 GstContext * context, 35 GstVulkanDisplay ** display, 36 GstVulkanInstance ** instance); 37 GST_VULKAN_API 38 gboolean gst_vulkan_handle_context_query (GstElement * element, 39 GstQuery * query, 40 GstVulkanDisplay * display, 41 GstVulkanInstance * instance, 42 GstVulkanDevice * device); 43 44 GST_VULKAN_API 45 void gst_vulkan_global_context_query (GstElement * element, 46 const gchar * context_type); 47 GST_VULKAN_API 48 GstQuery * gst_vulkan_local_context_query (GstElement * element, 49 const gchar * context_type); 50 GST_VULKAN_API 51 gboolean gst_vulkan_run_query (GstElement * element, 52 GstQuery * query, 53 GstPadDirection direction); 54 55 GST_VULKAN_API 56 GstVulkanImageView * gst_vulkan_get_or_create_image_view (GstVulkanImageMemory * image); 57 58 GST_VULKAN_API 59 GstVulkanHandle * gst_vulkan_create_shader (GstVulkanDevice * device, 60 const gchar * code, 61 gsize size, 62 GError ** error); 63 64 G_END_DECLS 65 66 #endif /*_VK_UTILS_H_ */ 67