view src/audio/nas/SDL_nasaudio.h @ 202:401f0134f4f9

Fixed crash when using double-buffering with DGA
author Sam Lantinga <slouken@libsdl.org>
date Sun, 30 Sep 2001 20:19:20 +0000
parents 74212992fb08
children e8157fcb3114
line wrap: on
line source

/*
    SDL - Simple DirectMedia Layer
    Copyright (C) 1997, 1998, 1999, 2000, 2001  Sam Lantinga

    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
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    Sam Lantinga
    slouken@devolution.com

    This driver was written by:
    Erik Inge Bolsų
    knan@mo.himolde.no
*/

#ifdef SAVE_RCSID
static char rcsid =
 "@(#) $Id$";
#endif

#ifndef _SDL_nasaudio_h
#define _SDL_nasaudio_h

#include <audio/audiolib.h>
#include <sys/time.h>
#include "SDL_sysaudio.h"

/* Hidden "this" pointer for the video functions */
#define _THIS	SDL_AudioDevice *this

struct SDL_PrivateAudioData {
	AuServer*  aud;
	AuFlowID   flow;
	AuDeviceID dev;
	
	/* The parent process id, to detect when application quits */
	pid_t parent;

	/* Raw mixing buffer */
	Uint8 *mixbuf;
	int    mixlen;

	int written;
	int really;
	int bps;
	struct timeval last_tv;
	int buf_free;
};
#endif /* _SDL_nasaudio_h */