gst-libs/gst/vulkan/gstvkutils.h

   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 G_END_DECLS
  56
  57 #endif /*_VK_UTILS_H_ */