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src/audio/mint/SDL_mintaudio_stfa.h
author Sam Lantinga
Sat, 31 Dec 2011 09:16:08 -0500
branchSDL-1.2
changeset 6137 4720145f848b
parent 5854 143d7c02d626
permissions -rw-r--r--
Happy New Year! 
     1 /*

     2     SDL - Simple DirectMedia Layer

     3     Copyright (C) 1997-2012 Sam Lantinga

     4 

     5     This library is free software; you can redistribute it and/or

     6     modify it under the terms of the GNU Library General Public

     7     License as published by the Free Software Foundation; either

     8     version 2 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     Library General Public License for more details.

    14 

    15     You should have received a copy of the GNU Library General Public

    16     License along with this library; if not, write to the Free

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

    18 

    19     Sam Lantinga

    20     slouken@libsdl.org

    21 */

    22 #include "SDL_config.h"

    23 

    24 /*

    25 	STFA control structure

    26 

    27 	Patrice Mandin

    28 */

    29 

    30 #ifndef _SDL_mintaudio_stfa_h

    31 #define _SDL_mintaudio_stfa_h

    32 

    33 /*--- Defines ---*/

    34 

    35 #define STFA_PLAY_ENABLE	(1<<0)

    36 #define STFA_PLAY_DISABLE	(0<<0)

    37 #define STFA_PLAY_REPEAT	(1<<1)

    38 #define STFA_PLAY_SINGLE	(0<<1)

    39 

    40 #define STFA_FORMAT_SIGNED		(1<<15)

    41 #define STFA_FORMAT_UNSIGNED	(0<<15)

    42 #define STFA_FORMAT_STEREO		(1<<14)

    43 #define STFA_FORMAT_MONO		(0<<14)

    44 #define STFA_FORMAT_16BIT		(1<<13)

    45 #define STFA_FORMAT_8BIT		(0<<13)

    46 #define STFA_FORMAT_LITENDIAN	(1<<9)

    47 #define STFA_FORMAT_BIGENDIAN	(0<<9)

    48 #define STFA_FORMAT_FREQ_MASK	0x0f

    49 enum {

    50 	STFA_FORMAT_F4995=0,

    51 	STFA_FORMAT_F6269,

    52 	STFA_FORMAT_F7493,

    53 	STFA_FORMAT_F8192,

    54 

    55 	STFA_FORMAT_F9830,

    56 	STFA_FORMAT_F10971,

    57 	STFA_FORMAT_F12538,

    58 	STFA_FORMAT_F14985,

    59 

    60 	STFA_FORMAT_F16384,

    61 	STFA_FORMAT_F19819,

    62 	STFA_FORMAT_F21943,

    63 	STFA_FORMAT_F24576,

    64 

    65 	STFA_FORMAT_F30720,

    66 	STFA_FORMAT_F32336,

    67 	STFA_FORMAT_F43885,

    68 	STFA_FORMAT_F49152

    69 };

    70 

    71 /*--- Types ---*/

    72 

    73 typedef struct {

    74 	unsigned short sound_enable;

    75 	unsigned short sound_control;

    76 	unsigned short sound_output;

    77 	unsigned long sound_start;

    78 	unsigned long sound_current;

    79 	unsigned long sound_end;

    80 	unsigned short version;

    81 	void *old_vbl;

    82 	void *old_timera;

    83 	unsigned long old_mfp_status;

    84 	void *new_vbl;

    85 	void *drivers_list;

    86 	void *play_stop;

    87 	unsigned short frequency;

    88 	void *set_frequency;

    89 	unsigned short frequency_threshold;

    90 	unsigned short *custom_freq_table;

    91 	unsigned short stfa_on_off;

    92 	void *new_drivers_list;

    93 	unsigned long old_bit_2_of_cookie_snd;

    94 	void (*stfa_it)(void);

    95 } cookie_stfa_t;

    96 

    97 #endif /* _SDL_mintaudio_stfa_h */
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