/*
 *					GPAC Multimedia Framework
 *
 *			Authors: Jean Le Feuvre
 *			Copyright (c) Telecom ParisTech 2005-2020
 *					All rights reserved
 *
 *  This file is part of GPAC / X11 video output module
 *
 *  GPAC is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser General Public License as published by
 *  the Free Software Foundation; either version 2, or (at your option)
 *  any later version.
 *
 *  GPAC 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 Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; see the file COPYING.  If not, write to
 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */
#ifndef _X11_OUT_H
#define _X11_OUT_H

#ifdef __cplusplus
extern "C"
{
#endif


#include <gpac/modules/video_out.h>
#include <gpac/thread.h>
#include <gpac/list.h>

#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/keysym.h>

#if !defined(GPAC_DISABLE_3D) && !defined(GPAC_USE_GLES1X) && !defined(GPAC_USE_TINYGL)
#define GPAC_HAS_OPENGL
#endif

#ifdef GPAC_HAS_OPENGL
#include <GL/glx.h>
#endif

#ifdef GPAC_HAS_X11_SHM
#include <X11/extensions/XShm.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#endif

#ifdef GPAC_HAS_X11_XV
#include <X11/extensions/Xv.h>
#include <X11/extensions/Xvlib.h>
#endif

#if defined(ENABLE_JOYSTICK) || defined(ENABLE_JOYSTICK_NO_CURSOR)
#include <linux/joystick.h>
#include <unistd.h>
#include <fcntl.h>
#endif

#define X11VID()	XWindow *xWindow = (XWindow *)vout->opaque;

#define RGB555(r,g,b) (((r&248)<<7) + ((g&248)<<2)  + (b>>3))
#define RGB565(r,g,b) (((r&248)<<8) + ((g&252)<<3)  + (b>>3))

typedef struct
{
	Window par_wnd;	//main window handler passed to module, NULL otherwise
	Bool setup_done, no_select_input;	//setup is done
	Display *display;	//required by all X11 method, provide by XOpenDisplay, Mozilla wnd ...
	Window wnd;	//window handler created by module
	Window full_wnd;	//full screen
	Screen *screenptr;	//X11 stuff
	int screennum;		//...
	Visual *visual;		//...
	GC the_gc;			//graphics context
	XImage *surface;	//main drawing image: software mode
	Pixmap pixmap;
	u32 pwidth, pheight;
	u32 init_flags;
	Atom WM_DELETE_WINDOW;	//window deletion

	Bool use_shared_memory;	//
	/*screensaver state*/
	int ss_t, ss_b, ss_i, ss_e;

#ifdef GPAC_HAS_X11_SHM
	XShmSegmentInfo *shmseginfo;
#endif

	/*YUV overlay*/
#ifdef GPAC_HAS_X11_XV
	int xvport;
	u32 xv_pf_format;
	XvImage *overlay;
#endif

	char *x_data;

	Bool is_init, fullscreen, has_focus;
	Bool ctrl_down, alt_down, meta_down;

	/*backbuffer size before entering fullscreen mode (used for restore) */
	u32 store_width, store_height;

	u32 w_width, w_height;
	u32 depth, bpp, pixel_format;
	Bool output_3d;

#ifdef GPAC_HAS_OPENGL
	XVisualInfo *glx_visualinfo;
	GLXContext glx_context;
	Pixmap gl_pixmap;
	GLXPixmap gl_offscreen;
	Window gl_wnd;
	u32 offscreen_type;
#endif
#if defined(ENABLE_JOYSTICK) || defined(ENABLE_JOYSTICK_NO_CURSOR)
	/*joystick device file descriptor*/
	s32 prev_x, prev_y, fd;
#endif
} XWindow;

void StretchBits (void *dst, u32 dst_bpp, u32 dst_w, u32 dst_h, u32 dst_pitch,
                  void *src, u32 src_bpp, u32 src_w, u32 src_h, u32 src_pitch, Bool FlipIt);


#endif /* _X11_OUT_H */
