gstreamer/gst-libs/gst/vulkan/gstvkswapper.h
Matthew Waters 52a9135a2b vulkan/swapper: add get_surface_rectangles
Retrieve the input, output and covered rectangles.
2020-03-03 05:00:50 +00:00

88 lines
3.7 KiB
C

/*
* GStreamer
* Copyright (C) 2015 Matthew Waters <matthew@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_VULKAN_SWAPPER_H__
#define __GST_VULKAN_SWAPPER_H__
#include <gst/video/video.h>
#include <gst/vulkan/vulkan.h>
G_BEGIN_DECLS
#define GST_TYPE_VULKAN_SWAPPER (gst_vulkan_swapper_get_type())
#define GST_VULKAN_SWAPPER(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_TYPE_VULKAN_SWAPPER, GstVulkanSwapper))
#define GST_VULKAN_SWAPPER_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), GST_TYPE_VULKAN_SWAPPER, GstVulkanSwapperClass))
#define GST_IS_VULKAN_SWAPPER(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_TYPE_VULKAN_SWAPPER))
#define GST_IS_VULKAN_SWAPPER_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_TYPE_VULKAN_SWAPPER))
#define GST_VULKAN_SWAPPER_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_TYPE_VULKAN_SWAPPER, GstVulkanSwapperClass))
GST_VULKAN_API
GType gst_vulkan_swapper_get_type (void);
#define GST_VULKAN_SWAPPER_VIDEO_FORMATS " { RGBA, BGRA, RGB, BGR } "
typedef struct _GstVulkanSwapper GstVulkanSwapper;
typedef struct _GstVulkanSwapperClass GstVulkanSwapperClass;
typedef struct _GstVulkanSwapperPrivate GstVulkanSwapperPrivate;
struct _GstVulkanSwapper
{
GstObject parent;
GstVulkanDevice *device;
GstVulkanWindow *window;
GstVulkanQueue *queue;
GstVulkanCommandPool *cmd_pool;
};
struct _GstVulkanSwapperClass
{
GstObjectClass parent_class;
};
GST_VULKAN_API
GstVulkanSwapper * gst_vulkan_swapper_new (GstVulkanDevice * device,
GstVulkanWindow * window);
GST_VULKAN_API
gboolean gst_vulkan_swapper_choose_queue (GstVulkanSwapper * swapper,
GstVulkanQueue * available_queue,
GError ** error);
GST_VULKAN_API
GstCaps * gst_vulkan_swapper_get_supported_caps (GstVulkanSwapper * swapper,
GError ** error);
GST_VULKAN_API
gboolean gst_vulkan_swapper_set_caps (GstVulkanSwapper * swapper,
GstCaps * caps,
GError ** error);
GST_VULKAN_API
gboolean gst_vulkan_swapper_render_buffer (GstVulkanSwapper * swapper,
GstBuffer * buffer,
GError ** error);
GST_VULKAN_API
void gst_vulkan_swapper_get_surface_rectangles (GstVulkanSwapper *swapper,
GstVideoRectangle *input_image,
GstVideoRectangle *surface_location,
GstVideoRectangle *display_rect);
G_END_DECLS
#endif /* __GST_VULKAN_SWAPPER_H__ */