src/audio/sun/SDL_sunaudio.h
author Sam Lantinga
Mon, 08 Dec 2008 00:27:32 +0000
changeset 2859 99210400e8b9
parent 2049 5f6550e5184f
child 3697 f7b03b6838cb
permissions -rw-r--r--
Updated copyright date
     1 /*
     2     SDL - Simple DirectMedia Layer
     3     Copyright (C) 1997-2009 Sam Lantinga
     4 
     5     This library is free software; you can redistribute it and/or
     6     modify it under the terms of the GNU Lesser General Public
     7     License as published by the Free Software Foundation; either
     8     version 2.1 of the License, or (at your option) any later version.
     9 
    10     This library is distributed in the hope that it will be useful,
    11     but WITHOUT ANY WARRANTY; without even the implied warranty of
    12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    13     Lesser General Public License for more details.
    14 
    15     You should have received a copy of the GNU Lesser General Public
    16     License along with this library; if not, write to the Free Software
    17     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
    18 
    19     Sam Lantinga
    20     slouken@libsdl.org
    21 */
    22 #include "SDL_config.h"
    23 
    24 #ifndef _SDL_sunaudio_h
    25 #define _SDL_sunaudio_h
    26 
    27 #include "../SDL_sysaudio.h"
    28 
    29 /* Hidden "this" pointer for the audio functions */
    30 #define _THIS	SDL_AudioDevice *this
    31 
    32 struct SDL_PrivateAudioData
    33 {
    34     /* The file descriptor for the audio device */
    35     int audio_fd;
    36 
    37     SDL_AudioFormat audio_fmt;  /* The app audio format */
    38     Uint8 *mixbuf;              /* The app mixing buffer */
    39     int ulaw_only;              /* Flag -- does hardware only output U-law? */
    40     Uint8 *ulaw_buf;            /* The U-law mixing buffer */
    41     Sint32 written;             /* The number of samples written */
    42     int fragsize;               /* The audio fragment size in samples */
    43     int frequency;              /* The audio frequency in KHz */
    44 };
    45 
    46 /* Old variable names */
    47 #define audio_fd		(this->hidden->audio_fd)
    48 #define audio_fmt		(this->hidden->audio_fmt)
    49 #define mixbuf			(this->hidden->mixbuf)
    50 #define ulaw_only		(this->hidden->ulaw_only)
    51 #define ulaw_buf		(this->hidden->ulaw_buf)
    52 #define written			(this->hidden->written)
    53 #define fragsize		(this->hidden->fragsize)
    54 #define frequency		(this->hidden->frequency)
    55 
    56 #endif /* _SDL_sunaudio_h */
    57 
    58 /* vi: set ts=4 sw=4 expandtab: */