video.c

一个用于智能手机的多媒体库适合S60 WinCE的跨平台开发库

/*
 *			GPAC - Multimedia Framework C SDK
 *
 *			Copyright (c) Jean Le Feuvre 2000-2005
 *					All rights reserved
 *
 *  This file is part of GPAC / SDL audio and video 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. 
 *		
 */


#include "sdl_out.h"
#include <gpac/user.h>


#ifdef WIN32
#include <windows.h>
#endif


/*cursors data*/
static char hand_data[] = 
{
	0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 
	0,0,0,0,1,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,1,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,1,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,1,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,1,2,2,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,1,2,2,1,2,2,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,1,2,2,1,2,2,1,2,2,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,1,2,2,1,2,2,1,2,2,1,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	1,1,1,0,1,2,2,1,2,2,1,2,2,1,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	1,2,2,1,1,2,2,2,2,2,2,2,2,1,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	1,2,2,2,1,2,2,2,2,2,2,2,2,2,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,1,2,2,1,2,2,2,2,2,2,2,2,2,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,1,2,1,2,2,2,2,2,2,2,2,2,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,1,2,2,2,2,2,2,2,2,2,2,2,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,1,2,2,2,2,2,2,2,2,2,2,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,1,2,2,2,2,2,2,2,2,2,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,1,2,2,2,2,2,2,2,2,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,1,2,2,2,2,2,2,2,2,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,1,2,2,2,2,2,2,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,1,2,2,2,2,2,2,2,2,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,1,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
};


static char collide_data[] =
{
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 
	0,0,0,0,0,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,1,1,1,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,1,1,1,1,0,0,0,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,1,1,0,0,1,1,0,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,1,1,0,0,0,1,1,1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,1,1,0,0,0,1,1,1,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,1,1,0,0,1,1,0,1,1,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,1,1,1,1,0,0,0,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,1,1,1,0,0,0,0,0,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
	0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
};




#define SDLVID()	SDLVidCtx *ctx = (SDLVidCtx *)dr->opaque

#if defined(__linux__)
#define HAVE_X11
#endif
#ifdef HAVE_X11
#include <X11/Xlib.h>
#endif

static u32 video_modes[] = 
{
	320, 200,
	320, 240,
	400, 300,
	600, 400,
	800, 600,
	1024, 768,
	1152, 864,
	1280, 1024
};
static u32 nb_video_modes = 8;

void SDLVid_SetCaption()
{
	char szName[100];
	if (SDL_VideoDriverName(szName, 100)) {
		char szCap[1024];
		sprintf(szCap, "SDL Video Output (%s)", szName);
		SDL_WM_SetCaption(szCap, NULL);
	} else {
		SDL_WM_SetCaption("SDL Video Output", NULL);
	}
}

SDL_Cursor *SDLVid_LoadCursor(char *maskdata)
{
	s32 ind, i, j;
	u8 data[4*32];
	u8 mask[4*32];

	ind = -1;
	for (i=0; i<32; i++) {
		for (j=0; j<32; j++) {
			if (j%8) {
				data[ind] <<= 1;
				mask[ind] <<= 1;
			} else {
				ind++;
				data[ind] = mask[ind] = 0;
			}
			switch (maskdata[j+32*i]) {
			/*black*/
			case 1:
				data[ind] |= 0x01;
			/*white*/
			case 2:
				mask[ind] |= 0x01;
				break;
			}
		}
	}
	return SDL_CreateCursor(data, mask, 32, 32, 0, 0);
}


static void sdl_translate_key(u32 SDLkey, GF_EventKey *evt) 
{
	evt->flags = 0;
	evt->hw_code = SDLkey;
	switch (SDLkey) {
	case SDLK_BACKSPACE: evt->key_code = GF_KEY_BACKSPACE; break;
	case SDLK_TAB: evt->key_code = GF_KEY_TAB; break;
	case SDLK_CLEAR: evt->key_code = GF_KEY_CLEAR; break;
	case SDLK_PAUSE: evt->key_code = GF_KEY_PAUSE; break;
	case SDLK_ESCAPE: evt->key_code = GF_KEY_ESCAPE; break;
	case SDLK_SPACE: evt->key_code = GF_KEY_SPACE; break;

	case SDLK_KP_ENTER: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_RETURN: 
		evt->key_code = GF_KEY_ENTER; 
		break;

	case SDLK_KP_MULTIPLY: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_ASTERISK: 
		evt->key_code = GF_KEY_STAR; 
		break;
	case SDLK_KP_PLUS: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_PLUS: 
		evt->key_code = GF_KEY_PLUS; 
		break;
	case SDLK_KP_MINUS: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_MINUS: 
		evt->key_code = GF_KEY_HYPHEN; 
		break;
	case SDLK_KP_DIVIDE: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_SLASH: 
		evt->key_code = GF_KEY_SLASH; 
		break;

	case SDLK_KP0: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_0: 
		evt->key_code = GF_KEY_0; 
		break;
	case SDLK_KP1: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_1: 
		evt->key_code = GF_KEY_1; 
		break;
	case SDLK_KP2: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_2: 
		evt->key_code = GF_KEY_2; 
		break;
	case SDLK_KP3: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_3: 
		evt->key_code = GF_KEY_3; 
		break;
	case SDLK_KP4: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_4: 
		evt->key_code = GF_KEY_4; 
		break;
	case SDLK_KP5: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_5: 
		evt->key_code = GF_KEY_5; 
		break;
	case SDLK_KP6: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_6: 
		evt->key_code = GF_KEY_6; 
		break;
	case SDLK_KP7: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_7: 
		evt->key_code = GF_KEY_7; 
		break;
	case SDLK_KP8: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_8: 
		evt->key_code = GF_KEY_8; 
		break;
	case SDLK_KP9: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_9: 
		evt->key_code = GF_KEY_9; 
		break;
	case SDLK_KP_PERIOD: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_PERIOD:
		evt->key_code = GF_KEY_FULLSTOP; 
		break;
	case SDLK_KP_EQUALS: evt->flags = GF_KEY_EXT_NUMPAD;
	case SDLK_EQUALS:
		evt->key_code = GF_KEY_EQUALS; 
		break;
	
	case SDLK_EXCLAIM: evt->key_code = GF_KEY_EXCLAMATION; break;
	case SDLK_QUOTEDBL: evt->key_code = GF_KEY_QUOTATION; break;
	case SDLK_HASH: evt->key_code = GF_KEY_NUMBER; break;
	case SDLK_DOLLAR: evt->key_code = GF_KEY_DOLLAR; break;
	case SDLK_AMPERSAND: evt->key_code = GF_KEY_AMPERSAND; break;
	case SDLK_QUOTE: evt->key_code = GF_KEY_APOSTROPHE; break;
	case SDLK_LEFTPAREN: evt->key_code = GF_KEY_LEFTPARENTHESIS; break;
	case SDLK_RIGHTPAREN: evt->key_code = GF_KEY_RIGHTPARENTHESIS; break;
	case SDLK_COMMA: evt->key_code = GF_KEY_COMMA; break;
	case SDLK_COLON: evt->key_code = GF_KEY_COLON; break;
	case SDLK_SEMICOLON: evt->key_code = GF_KEY_SEMICOLON; break;
	case SDLK_LESS: evt->key_code = GF_KEY_LESSTHAN; break;
	case SDLK_GREATER: evt->key_code = GF_KEY_GREATERTHAN; break;
	case SDLK_QUESTION: evt->key_code = GF_KEY_QUESTION; break;
	case SDLK_AT: evt->key_code = GF_KEY_AT; break;
	case SDLK_LEFTBRACKET: evt->key_code = GF_KEY_LEFTSQUAREBRACKET; break;
	case SDLK_RIGHTBRACKET: evt->key_code = GF_KEY_RIGHTSQUAREBRACKET; break;
	case SDLK_BACKSLASH: evt->key_code = GF_KEY_BACKSLASH; break;
	case SDLK_UNDERSCORE: evt->key_code = GF_KEY_UNDERSCORE; break;
	case SDLK_BACKQUOTE: evt->key_code = GF_KEY_GRAVEACCENT; break;
	case SDLK_DELETE: evt->key_code = GF_KEY_DEL; break;
	case SDLK_EURO: evt->key_code = GF_KEY_EURO; break;
	case SDLK_UNDO: evt->key_code = GF_KEY_UNDO; break;

	case SDLK_UP: evt->key_code = GF_KEY_UP; break;
	case SDLK_DOWN: evt->key_code = GF_KEY_DOWN; break;
	case SDLK_RIGHT: evt->key_code = GF_KEY_RIGHT; break;
	case SDLK_LEFT: evt->key_code = GF_KEY_LEFT; break;
	case SDLK_INSERT: evt->key_code = GF_KEY_INSERT; break;
	case SDLK_HOME: evt->key_code = GF_KEY_HOME; break;
	case SDLK_END: evt->key_code = GF_KEY_END; break;
	case SDLK_PAGEUP: evt->key_code = GF_KEY_PAGEUP; break;
	case SDLK_PAGEDOWN: evt->key_code = GF_KEY_PAGEDOWN; break;
	case SDLK_F1: evt->key_code = GF_KEY_F1; break;
	case SDLK_F2: evt->key_code = GF_KEY_F2; break;
	case SDLK_F3: evt->key_code = GF_KEY_F3; break;
	case SDLK_F4: evt->key_code = GF_KEY_F4; break;
	case SDLK_F5: evt->key_code = GF_KEY_F5; break;
	case SDLK_F6: evt->key_code = GF_KEY_F6; break;
	case SDLK_F7: evt->key_code = GF_KEY_F7; break;
	case SDLK_F8: evt->key_code = GF_KEY_F8; break;
	case SDLK_F9: evt->key_code = GF_KEY_F9; break;
	case SDLK_F10: evt->key_code = GF_KEY_F10; break;
	case SDLK_F11: evt->key_code = GF_KEY_F11; break;
	case SDLK_F12: evt->key_code = GF_KEY_F12; break;
	case SDLK_F13: evt->key_code = GF_KEY_F13; break;
	case SDLK_F14: evt->key_code = GF_KEY_F14; break;
	case SDLK_F15: evt->key_code = GF_KEY_F15; break;
	case SDLK_NUMLOCK: evt->key_code = GF_KEY_NUMLOCK; break;
	case SDLK_CAPSLOCK: evt->key_code = GF_KEY_CAPSLOCK; break;
	case SDLK_SCROLLOCK: evt->key_code = GF_KEY_SCROLL; break;

	case SDLK_RSHIFT: 
		evt->key_code = GF_KEY_SHIFT;
		evt->flags = GF_KEY_EXT_RIGHT;
		break;
	case SDLK_LSHIFT: 
		evt->key_code = GF_KEY_SHIFT;
		evt->flags = GF_KEY_EXT_LEFT;
		break;
	case SDLK_LCTRL: 
		evt->key_code = GF_KEY_CONTROL;
		evt->flags = GF_KEY_EXT_LEFT;
		break;
	case SDLK_RCTRL: 
		evt->key_code = GF_KEY_CONTROL;
		evt->flags = GF_KEY_EXT_RIGHT;
		break;
	case SDLK_LALT: 
		evt->key_code = GF_KEY_ALT;
		evt->flags = GF_KEY_EXT_LEFT;
		break;
	case SDLK_RALT: 
		evt->key_code = GF_KEY_ALT;
		evt->flags = GF_KEY_EXT_RIGHT;
		break;
	case SDLK_LSUPER:
		evt->key_code = GF_KEY_META;
		evt->flags = GF_KEY_EXT_LEFT;
		break;
	case SDLK_RSUPER:
		evt->key_code = GF_KEY_META;
		evt->flags = GF_KEY_EXT_RIGHT;
		break;
	case SDLK_MODE: evt->key_code = GF_KEY_MODECHANGE; break;
	case SDLK_COMPOSE: evt->key_code = GF_KEY_COMPOSE; break;
	case SDLK_HELP: evt->key_code = GF_KEY_HELP; break;
	case SDLK_PRINT: evt->key_code = GF_KEY_PRINTSCREEN; break;

/*
	SDLK_CARET		= 94,
	SDLK_a			= 97,
	SDLK_b			= 98,
	SDLK_c			= 99,
	SDLK_d			= 100,
	SDLK_e			= 101,
	SDLK_f			= 102,
	SDLK_g			= 103,
	SDLK_h			= 104,
	SDLK_i			= 105,
	SDLK_j			= 106,
	SDLK_k			= 107,
	SDLK_l			= 108,
	SDLK_m			= 109,
	SDLK_n			= 110,
	SDLK_o			= 111,
	SDLK_p			= 112,
	SDLK_q			= 113,
	SDLK_r			= 114,
	SDLK_s			= 115,
	SDLK_t			= 116,
	SDLK_u			= 117,
	SDLK_v			= 118,
	SDLK_w			= 119,
	SDLK_x			= 120,
	SDLK_y			= 121,
	SDLK_z			= 122,
	SDLK_DELETE		= 127,

	SDLK_SYSREQ		= 317,
	SDLK_POWER		= 320,

*/

	default:
		if ((SDLkey>=0x30) && (SDLkey<=0x39))  evt->key_code = GF_KEY_0 + SDLkey-0x30;
		else if ((SDLkey>=0x41) && (SDLkey<=0x5A))  evt->key_code = GF_KEY_A + SDLkey-0x51;
		else
			evt->key_code = GF_KEY_UNIDENTIFIED;
		break;
	}
}

#if 0
void SDLVid_SetHack(void *os_handle, Bool set_on)
{
  unsetenv("SDL_WINDOWID=");
	if (!os_handle) return;
	if (set_on) {
		char buf[16];
		snprintf(buf, sizeof(buf), "%u", (u32) os_handle);
		setenv("SDL_WINDOWID", buf, 1);
		sprintf(buf, "SDL_WINDOWID=%u", (u32) os_handle);
		putenv(buf);
	}
}
#endif

static void SDLVid_DestroyObjects(SDLVidCtx *ctx)
{
	if (ctx->back_buffer) SDL_FreeSurface(ctx->back_buffer);
	ctx->back_buffer = NULL;
}


#define SDL_WINDOW_FLAGS			SDL_HWSURFACE | SDL_ASYNCBLIT | SDL_HWACCEL | SDL_RESIZABLE
#define SDL_FULLSCREEN_FLAGS		SDL_HWSURFACE | SDL_ASYNCBLIT | SDL_HWACCEL | SDL_FULLSCREEN
#define SDL_GL_WINDOW_FLAGS			SDL_HWSURFACE | SDL_OPENGL | SDL_HWACCEL | SDL_RESIZABLE
#define SDL_GL_FULLSCREEN_FLAGS		SDL_HWSURFACE | SDL_OPENGL | SDL_HWACCEL | SDL_FULLSCREEN

void SDLVid_ResizeWindow(GF_VideoOutput *dr, u32 width, u32 height) 
{
	SDLVID();
	GF_Event evt;

	/*lock X mutex to make sure the event queue is not being processed*/
	gf_mx_p(ctx->evt_mx);

	if (ctx->is_3D_out) {
		u32 flags;
		if ((ctx->width==width) && (ctx->height==height) ) {
			gf_mx_v(ctx->evt_mx);
			return;
		}
		flags = SDL_GL_WINDOW_FLAGS;
		if (ctx->os_handle) flags &= ~SDL_RESIZABLE;
		if (!ctx->screen) ctx->screen = SDL_SetVideoMode(width, height, 0, flags);
		SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
		SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, ctx->screen->format->BitsPerPixel);
		SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 0);
		SDL_GL_SetAttribute(SDL_GL_ACCUM_RED_SIZE, 0);
		SDL_GL_SetAttribute(SDL_GL_ACCUM_GREEN_SIZE, 0);
		SDL_GL_SetAttribute(SDL_GL_ACCUM_BLUE_SIZE, 0);
		SDL_GL_SetAttribute(SDL_GL_ACCUM_ALPHA_SIZE, 0);

		assert(width);
		assert(height);
		ctx->screen = SDL_SetVideoMode(width, height, 0, flags);
		assert(ctx->screen);
		ctx->width = width;
		ctx->height = height;
		evt.type = GF_EVENT_VIDEO_SETUP;
		dr->on_event(dr->evt_cbk_hdl, &evt);		
	} else {
		u32 flags = SDL_WINDOW_FLAGS;
		if (ctx->os_handle) flags &= ~SDL_RESIZABLE;
		ctx->screen = SDL_SetVideoMode(width, height, 0, flags);
		assert(ctx->screen);
	}
	gf_mx_v(ctx->evt_mx);
}


u32 SDLVid_EventProc(void *par)
{
	u32 flags, last_mouse_move;
	Bool cursor_on;
	SDL_Event sdl_evt;