mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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230 lines
8.6 KiB
C
230 lines
8.6 KiB
C
/*
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* GStreamer
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* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
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* Copyright (C) 2019 Seungha Yang <seungha.yang@navercorp.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_D3D11_WINDOW_H__
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#define __GST_D3D11_WINDOW_H__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/d3d11/gstd3d11.h>
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#include "gstd3d11converter.h"
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#include "gstd3d11overlaycompositor.h"
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#include "gstd3d11videoprocessor.h"
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#include "gstd3d11pluginutils.h"
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G_BEGIN_DECLS
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#define GST_TYPE_D3D11_WINDOW (gst_d3d11_window_get_type())
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#define GST_D3D11_WINDOW(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_D3D11_WINDOW, GstD3D11Window))
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#define GST_D3D11_WINDOW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_D3D11_WINDOW, GstD3D11WindowClass))
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#define GST_IS_D3D11_WINDOW(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_D3D11_WINDOW))
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#define GST_IS_D3D11_WINDOW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_D3D11_WINDOW))
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#define GST_D3D11_WINDOW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_D3D11_WINDOW, GstD3D11WindowClass))
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#define GST_D3D11_WINDOW_TOGGLE_MODE_GET_TYPE (gst_d3d11_window_fullscreen_toggle_mode_type())
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typedef struct _GstD3D11Window GstD3D11Window;
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typedef struct _GstD3D11WindowClass GstD3D11WindowClass;
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#define GST_D3D11_WINDOW_FLOW_CLOSED GST_FLOW_CUSTOM_ERROR
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typedef enum
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{
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GST_D3D11_WINDOW_FULLSCREEN_TOGGLE_MODE_NONE = 0,
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GST_D3D11_WINDOW_FULLSCREEN_TOGGLE_MODE_ALT_ENTER = (1 << 1),
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GST_D3D11_WINDOW_FULLSCREEN_TOGGLE_MODE_PROPERTY = (1 << 2),
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} GstD3D11WindowFullscreenToggleMode;
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GType gst_d3d11_window_fullscreen_toggle_mode_type (void);
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typedef enum
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{
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GST_D3D11_WINDOW_NATIVE_TYPE_NONE = 0,
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GST_D3D11_WINDOW_NATIVE_TYPE_HWND,
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GST_D3D11_WINDOW_NATIVE_TYPE_CORE_WINDOW,
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GST_D3D11_WINDOW_NATIVE_TYPE_SWAP_CHAIN_PANEL,
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} GstD3D11WindowNativeType;
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typedef struct
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{
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HANDLE shared_handle;
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guint texture_misc_flags;
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guint64 acquire_key;
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guint64 release_key;
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ID3D11Texture2D *texture;
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IDXGIKeyedMutex *keyed_mutex;
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ID3D11VideoProcessorOutputView *pov;
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ID3D11RenderTargetView *rtv;
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ID3D11VideoProcessorOutputView *fallback_pov;
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ID3D11RenderTargetView *fallback_rtv;
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} GstD3D11WindowSharedHandleData;
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struct _GstD3D11Window
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{
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GstObject parent;
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/*< protected >*/
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gboolean initialized;
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GstD3D11Device *device;
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guintptr external_handle;
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/* properties */
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gboolean force_aspect_ratio;
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gboolean enable_navigation_events;
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GstD3D11WindowFullscreenToggleMode fullscreen_toggle_mode;
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gboolean requested_fullscreen;
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gboolean fullscreen;
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gboolean render_stats;
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GstVideoInfo info;
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GstVideoInfo render_info;
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GstD3D11VideoProcessor *processor;
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GstD3D11Converter *converter;
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GstD3D11OverlayCompositor *compositor;
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gboolean processor_in_use;
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/* calculated rect with aspect ratio and window area */
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RECT render_rect;
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/* input resolution */
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RECT input_rect;
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/* requested rect via gst_d3d11_window_render */
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GstVideoRectangle rect;
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guint surface_width;
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guint surface_height;
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IDXGISwapChain *swap_chain;
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ID3D11RenderTargetView *rtv;
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ID3D11VideoProcessorOutputView *pov;
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DXGI_FORMAT dxgi_format;
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GstBuffer *cached_buffer;
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gboolean first_present;
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gboolean allow_tearing;
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};
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struct _GstD3D11WindowClass
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{
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GstObjectClass object_class;
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void (*show) (GstD3D11Window * window);
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void (*update_swap_chain) (GstD3D11Window * window);
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void (*change_fullscreen_mode) (GstD3D11Window * window);
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gboolean (*create_swap_chain) (GstD3D11Window * window,
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DXGI_FORMAT format,
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guint width,
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guint height,
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guint swapchain_flags,
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IDXGISwapChain ** swap_chain);
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GstFlowReturn (*present) (GstD3D11Window * window,
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guint present_flags);
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gboolean (*unlock) (GstD3D11Window * window);
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gboolean (*unlock_stop) (GstD3D11Window * window);
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void (*on_resize) (GstD3D11Window * window,
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guint width,
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guint height);
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gboolean (*prepare) (GstD3D11Window * window,
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guint display_width,
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guint display_height,
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GstCaps * caps,
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gboolean * video_processor_available,
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GError ** error);
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void (*unprepare) (GstD3D11Window * window);
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gboolean (*open_shared_handle) (GstD3D11Window * window,
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GstD3D11WindowSharedHandleData * data);
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gboolean (*release_shared_handle) (GstD3D11Window * window,
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GstD3D11WindowSharedHandleData * data);
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void (*set_render_rectangle) (GstD3D11Window * window,
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const GstVideoRectangle * rect);
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void (*set_title) (GstD3D11Window * window,
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const gchar *title);
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};
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GType gst_d3d11_window_get_type (void);
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void gst_d3d11_window_show (GstD3D11Window * window);
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void gst_d3d11_window_set_render_rectangle (GstD3D11Window * window,
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const GstVideoRectangle * rect);
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void gst_d3d11_window_set_title (GstD3D11Window * window,
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const gchar *title);
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gboolean gst_d3d11_window_prepare (GstD3D11Window * window,
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guint display_width,
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guint display_height,
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GstCaps * caps,
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gboolean * video_processor_available,
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GError ** error);
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GstFlowReturn gst_d3d11_window_render (GstD3D11Window * window,
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GstBuffer * buffer);
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GstFlowReturn gst_d3d11_window_render_on_shared_handle (GstD3D11Window * window,
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GstBuffer * buffer,
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HANDLE shared_handle,
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guint texture_misc_flags,
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guint64 acquire_key,
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guint64 release_key);
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gboolean gst_d3d11_window_unlock (GstD3D11Window * window);
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gboolean gst_d3d11_window_unlock_stop (GstD3D11Window * window);
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void gst_d3d11_window_unprepare (GstD3D11Window * window);
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void gst_d3d11_window_on_key_event (GstD3D11Window * window,
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const gchar * event,
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const gchar * key);
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void gst_d3d11_window_on_mouse_event (GstD3D11Window * window,
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const gchar * event,
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gint button,
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gdouble x,
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gdouble y);
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/* utils */
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GstD3D11WindowNativeType gst_d3d11_window_get_native_type_from_handle (guintptr handle);
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const gchar * gst_d3d11_window_get_native_type_to_string (GstD3D11WindowNativeType type);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstD3D11Window, gst_object_unref)
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G_END_DECLS
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#endif /* __GST_D3D11_WINDOW_H__ */
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