/* * GStreamer * Copyright (C) 2012 Matthew Waters * Copyright (C) 2019 Seungha Yang * * 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_D3D11_WINDOW_H__ #define __GST_D3D11_WINDOW_H__ #include #include #include #include "gstd3d11converter.h" #include "gstd3d11overlaycompositor.h" #include "gstd3d11videoprocessor.h" #include "gstd3d11pluginutils.h" G_BEGIN_DECLS #define GST_TYPE_D3D11_WINDOW (gst_d3d11_window_get_type()) #define GST_D3D11_WINDOW(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_D3D11_WINDOW, GstD3D11Window)) #define GST_D3D11_WINDOW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_D3D11_WINDOW, GstD3D11WindowClass)) #define GST_IS_D3D11_WINDOW(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_D3D11_WINDOW)) #define GST_IS_D3D11_WINDOW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_D3D11_WINDOW)) #define GST_D3D11_WINDOW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_D3D11_WINDOW, GstD3D11WindowClass)) #define GST_D3D11_WINDOW_TOGGLE_MODE_GET_TYPE (gst_d3d11_window_fullscreen_toggle_mode_type()) typedef struct _GstD3D11Window GstD3D11Window; typedef struct _GstD3D11WindowClass GstD3D11WindowClass; #define GST_D3D11_WINDOW_FLOW_CLOSED GST_FLOW_CUSTOM_ERROR typedef enum { GST_D3D11_WINDOW_FULLSCREEN_TOGGLE_MODE_NONE = 0, GST_D3D11_WINDOW_FULLSCREEN_TOGGLE_MODE_ALT_ENTER = (1 << 1), GST_D3D11_WINDOW_FULLSCREEN_TOGGLE_MODE_PROPERTY = (1 << 2), } GstD3D11WindowFullscreenToggleMode; GType gst_d3d11_window_fullscreen_toggle_mode_type (void); typedef enum { GST_D3D11_WINDOW_NATIVE_TYPE_NONE = 0, GST_D3D11_WINDOW_NATIVE_TYPE_HWND, GST_D3D11_WINDOW_NATIVE_TYPE_CORE_WINDOW, GST_D3D11_WINDOW_NATIVE_TYPE_SWAP_CHAIN_PANEL, } GstD3D11WindowNativeType; typedef struct { HANDLE shared_handle; guint texture_misc_flags; guint64 acquire_key; guint64 release_key; ID3D11Texture2D *texture; IDXGIKeyedMutex *keyed_mutex; ID3D11VideoProcessorOutputView *pov; ID3D11RenderTargetView *rtv; ID3D11VideoProcessorOutputView *fallback_pov; ID3D11RenderTargetView *fallback_rtv; } GstD3D11WindowSharedHandleData; struct _GstD3D11Window { GstObject parent; /*< protected >*/ gboolean initialized; GstD3D11Device *device; guintptr external_handle; /* properties */ gboolean force_aspect_ratio; gboolean enable_navigation_events; GstD3D11WindowFullscreenToggleMode fullscreen_toggle_mode; gboolean requested_fullscreen; gboolean fullscreen; gboolean render_stats; GstVideoInfo info; GstVideoInfo render_info; GstD3D11VideoProcessor *processor; GstD3D11Converter *converter; GstD3D11OverlayCompositor *compositor; gboolean processor_in_use; /* calculated rect with aspect ratio and window area */ RECT render_rect; /* input resolution */ RECT input_rect; /* requested rect via gst_d3d11_window_render */ GstVideoRectangle rect; guint surface_width; guint surface_height; IDXGISwapChain *swap_chain; ID3D11RenderTargetView *rtv; ID3D11VideoProcessorOutputView *pov; DXGI_FORMAT dxgi_format; GstBuffer *cached_buffer; gboolean first_present; gboolean allow_tearing; }; struct _GstD3D11WindowClass { GstObjectClass object_class; void (*show) (GstD3D11Window * window); void (*update_swap_chain) (GstD3D11Window * window); void (*change_fullscreen_mode) (GstD3D11Window * window); gboolean (*create_swap_chain) (GstD3D11Window * window, DXGI_FORMAT format, guint width, guint height, guint swapchain_flags, IDXGISwapChain ** swap_chain); GstFlowReturn (*present) (GstD3D11Window * window, guint present_flags); gboolean (*unlock) (GstD3D11Window * window); gboolean (*unlock_stop) (GstD3D11Window * window); void (*on_resize) (GstD3D11Window * window, guint width, guint height); gboolean (*prepare) (GstD3D11Window * window, guint display_width, guint display_height, GstCaps * caps, gboolean * video_processor_available, GError ** error); void (*unprepare) (GstD3D11Window * window); gboolean (*open_shared_handle) (GstD3D11Window * window, GstD3D11WindowSharedHandleData * data); gboolean (*release_shared_handle) (GstD3D11Window * window, GstD3D11WindowSharedHandleData * data); void (*set_render_rectangle) (GstD3D11Window * window, const GstVideoRectangle * rect); }; GType gst_d3d11_window_get_type (void); void gst_d3d11_window_show (GstD3D11Window * window); void gst_d3d11_window_set_render_rectangle (GstD3D11Window * window, const GstVideoRectangle * rect); gboolean gst_d3d11_window_prepare (GstD3D11Window * window, guint display_width, guint display_height, GstCaps * caps, gboolean * video_processor_available, GError ** error); GstFlowReturn gst_d3d11_window_render (GstD3D11Window * window, GstBuffer * buffer); GstFlowReturn gst_d3d11_window_render_on_shared_handle (GstD3D11Window * window, GstBuffer * buffer, HANDLE shared_handle, guint texture_misc_flags, guint64 acquire_key, guint64 release_key); gboolean gst_d3d11_window_unlock (GstD3D11Window * window); gboolean gst_d3d11_window_unlock_stop (GstD3D11Window * window); void gst_d3d11_window_unprepare (GstD3D11Window * window); void gst_d3d11_window_on_key_event (GstD3D11Window * window, const gchar * event, const gchar * key); void gst_d3d11_window_on_mouse_event (GstD3D11Window * window, const gchar * event, gint button, gdouble x, gdouble y); /* utils */ GstD3D11WindowNativeType gst_d3d11_window_get_native_type_from_handle (guintptr handle); const gchar * gst_d3d11_window_get_native_type_to_string (GstD3D11WindowNativeType type); G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstD3D11Window, gst_object_unref) G_END_DECLS #endif /* __GST_D3D11_WINDOW_H__ */