gstreamer/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkwindow.h

194 lines
7.5 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_WINDOW_H__
#define __GST_VULKAN_WINDOW_H__
#include <gst/gst.h>
#include <gst/vulkan/vulkan.h>
G_BEGIN_DECLS
#define GST_TYPE_VULKAN_WINDOW (gst_vulkan_window_get_type())
#define GST_VULKAN_WINDOW(o) (G_TYPE_CHECK_INSTANCE_CAST((o), GST_TYPE_VULKAN_WINDOW, GstVulkanWindow))
#define GST_VULKAN_WINDOW_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), GST_TYPE_VULKAN_WINDOW, GstVulkanWindowClass))
#define GST_IS_VULKAN_WINDOW(o) (G_TYPE_CHECK_INSTANCE_TYPE((o), GST_TYPE_VULKAN_WINDOW))
#define GST_IS_VULKAN_WINDOW_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE((k), GST_TYPE_VULKAN_WINDOW))
#define GST_VULKAN_WINDOW_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS((o), GST_TYPE_VULKAN_WINDOW, GstVulkanWindowClass))
GST_VULKAN_API
GType gst_vulkan_window_get_type (void);
/**
* GST_VULKAN_WINDOW_LOCK:
*
* Since: 1.18
*/
#define GST_VULKAN_WINDOW_LOCK(w) g_mutex_lock(&GST_VULKAN_WINDOW(w)->lock)
/**
* GST_VULKAN_WINDOW_UNLOCK:
*
* Since: 1.18
*/
#define GST_VULKAN_WINDOW_UNLOCK(w) g_mutex_unlock(&GST_VULKAN_WINDOW(w)->lock)
/**
* GST_VULKAN_WINDOW_GET_LOCK:
*
* Since: 1.18
*/
#define GST_VULKAN_WINDOW_GET_LOCK(w) (&GST_VULKAN_WINDOW(w)->lock)
/**
* GST_VULKAN_WINDOW_ERROR:
*
* Since: 1.18
*/
#define GST_VULKAN_WINDOW_ERROR (gst_vulkan_window_error_quark ())
/**
* gst_vulkan_window_error_quark:
*
* Since: 1.18
*/
GST_VULKAN_API
GQuark gst_vulkan_window_error_quark (void);
/**
* GstVulkanWindowError:
* @GST_VULKAN_WINDOW_ERROR_FAILED: failed
* @GST_VULKAN_WINDOW_ERROR_OLD_LIBS: old libraries
* @GST_VULKAN_WINDOW_ERROR_RESOURCE_UNAVAILABLE: resource unavailable
*
* Since: 1.18
*/
typedef enum
{
GST_VULKAN_WINDOW_ERROR_FAILED,
GST_VULKAN_WINDOW_ERROR_OLD_LIBS,
GST_VULKAN_WINDOW_ERROR_RESOURCE_UNAVAILABLE,
} GstVulkanWindowError;
/**
* GstVulkanWindow:
*
* #GstVulkanWindow is an opaque struct and should only be accessed through the
* provided api.
*
* Since: 1.18
*/
struct _GstVulkanWindow {
/*< private >*/
GstObject parent;
GstVulkanDisplay *display;
// GMutex lock;
gpointer _reserved[GST_PADDING];
};
/**
* GstVulkanWindowClass:
* @parent_class: Parent class
* @open: open the connection to the display
* @close: close the connection to the display
* @get_surface: retrieve the vulkan surface for this window
* @get_presentation_support: retrieve whether this window supports presentation
* @set_window_handle: set the external window handle to render into
* @get_surface_dimensions: retrieve the current size of the window
* @handle_event: set whether to handle extra window system events
*
* Since: 1.18
*/
struct _GstVulkanWindowClass {
GstObjectClass parent_class;
gboolean (*open) (GstVulkanWindow *window,
GError **error);
void (*close) (GstVulkanWindow *window);
VkSurfaceKHR (*get_surface) (GstVulkanWindow *window,
GError **error);
gboolean (*get_presentation_support) (GstVulkanWindow *window,
GstVulkanDevice *device,
guint32 queue_family_idx);
void (*set_window_handle) (GstVulkanWindow *window,
guintptr handle);
void (*get_surface_dimensions) (GstVulkanWindow *window,
guint * width,
guint * height);
void (*handle_events) (GstVulkanWindow *window,
gboolean handle_events);
/*< private >*/
gpointer _reserved[GST_PADDING];
};
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstVulkanWindow, gst_object_unref)
GST_VULKAN_API
GstVulkanWindow * gst_vulkan_window_new (GstVulkanDisplay *display);
GST_VULKAN_API
GstVulkanDisplay * gst_vulkan_window_get_display (GstVulkanWindow *window);
GST_VULKAN_API
VkSurfaceKHR gst_vulkan_window_get_surface (GstVulkanWindow *window,
GError **error);
GST_VULKAN_API
gboolean gst_vulkan_window_get_presentation_support (GstVulkanWindow *window,
GstVulkanDevice *device,
guint32 queue_family_idx);
GST_VULKAN_API
void gst_vulkan_window_get_surface_dimensions (GstVulkanWindow *window,
guint *width,
guint *height);
GST_VULKAN_API
void gst_vulkan_window_set_window_handle (GstVulkanWindow *window,
guintptr handle);
GST_VULKAN_API
void gst_vulkan_window_handle_events (GstVulkanWindow * window,
gboolean handle_events);
GST_VULKAN_API
void gst_vulkan_window_send_key_event (GstVulkanWindow * window,
const char * event_type,
const char * key_str);
GST_VULKAN_API
void gst_vulkan_window_send_mouse_event (GstVulkanWindow * window,
const char * event_type,
int button,
double posx,
double posy);
GST_VULKAN_API
gboolean gst_vulkan_window_open (GstVulkanWindow *window,
GError ** error);
GST_VULKAN_API
void gst_vulkan_window_close (GstVulkanWindow *window);
GST_VULKAN_API
void gst_vulkan_window_resize (GstVulkanWindow *window,
gint width,
gint height);
GST_VULKAN_API
void gst_vulkan_window_redraw (GstVulkanWindow *window);
G_END_DECLS
#endif /* __GST_VULKAN_WINDOW_H__ */