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lxdream.org :: lxdream/src/drivers/audio_null.c
lxdream 0.9.1
released Jun 29
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filename src/drivers/audio_null.c
changeset 1024:c67f2d61ab97
prev736:a02d1475ccfd
author nkeynes
date Fri Jul 31 13:45:32 2009 +1000 (14 years ago)
permissions -rw-r--r--
last change Remove or change the level of a bunch of INFO messages that shouldn't really
be INFO level
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     1 /**
     2  * $Id$
     3  * 
     4  * The "null" audio driver, which just discards all input without even
     5  * looking at it.
     6  *
     7  * Copyright (c) 2005 Nathan Keynes.
     8  *
     9  * This program is free software; you can redistribute it and/or modify
    10  * it under the terms of the GNU General Public License as published by
    11  * the Free Software Foundation; either version 2 of the License, or
    12  * (at your option) any later version.
    13  *
    14  * This program is distributed in the hope that it will be useful,
    15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    17  * GNU General Public License for more details.
    18  */
    19 #include "aica/audio.h"
    21 static gboolean audio_null_init()
    22 {
    23     return TRUE;
    24 }
    26 static gboolean audio_null_process_buffer( audio_buffer_t buffer )
    27 {
    28     return TRUE;
    29 }
    31 static gboolean audio_null_shutdown()
    32 {
    33     return TRUE;
    34 }
    36 struct audio_driver audio_null_driver = { 
    37         "null",
    38         N_("Null (no audio) driver"),
    39         65536, // Always last
    40         DEFAULT_SAMPLE_RATE,
    41         DEFAULT_SAMPLE_FORMAT,
    42         audio_null_init,
    43         NULL,
    44         audio_null_process_buffer,
    45         NULL,
    46         audio_null_shutdown};
    48 AUDIO_DRIVER( "null", audio_null_driver );
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