sdl-ios-xcode: src/audio/bsd/SDL

annotate src/audio/bsd/SDL_bsdaudio.c @ 3825:76c5a414b996 SDL-ryan-multiple-audio-device

Dynamic loading for NAS audio driver.

author	Ryan C. Gordon <icculus@icculus.org>
date	Sat, 07 Oct 2006 07:25:30 +0000
parents	1f156fd874fa
children	66fb40445587

rev	line source
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1 /*
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	2 SDL - Simple DirectMedia Layer
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	3 Copyright (C) 1997-2004 Sam Lantinga
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	4
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	5 This library is free software; you can redistribute it and/or
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	6 modify it under the terms of the GNU Library General Public
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	7 License as published by the Free Software Foundation; either
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	8 version 2 of the License, or (at your option) any later version.
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	9
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	10 This library is distributed in the hope that it will be useful,
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	13 Library General Public License for more details.
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	14
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	15 You should have received a copy of the GNU Library General Public
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	16 License along with this library; if not, write to the Free
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	18
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	19 Sam Lantinga
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	20 slouken@libsdl.org
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	21 */
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	22 #include "SDL_config.h"
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	23
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	24 /*
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	25 * Driver for native OpenBSD/NetBSD audio(4).
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	26 * vedge@vedge.com.ar.
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	27 */
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	28
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	29 #include <errno.h>
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	30 #include <unistd.h>
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	31 #include <fcntl.h>
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	32 #include <sys/time.h>
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	33 #include <sys/ioctl.h>
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	34 #include <sys/stat.h>
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	35 #include <sys/types.h>
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	36 #include <sys/audioio.h>
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	37
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	38 #include "SDL_timer.h"
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	39 #include "SDL_audio.h"
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	40 #include "../SDL_audiomem.h"
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	41 #include "../SDL_audio_c.h"
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	42 #include "../SDL_audiodev_c.h"
1583 95451df282c3 * empty log message * Sam Lantinga <slouken@libsdl.org> parents: 1567 diff changeset	43 #include "SDL_bsdaudio.h"
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	44
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	45 /* The tag name used by NetBSD/OpenBSD audio */
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	46 #ifdef __NetBSD__
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	47 #define BSD_AUDIO_DRIVER_NAME "netbsd"
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	48 #define BSD_AUDIO_DRIVER_DESC "Native NetBSD audio"
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	49 #else
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	50 #define BSD_AUDIO_DRIVER_NAME "openbsd"
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	51 #define BSD_AUDIO_DRIVER_DESC "Native OpenBSD audio"
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	52 #endif
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	53
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	54 /* Open the audio device for playback, and don't block if busy */
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	55 /* #define USE_BLOCKING_WRITES */
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	56
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	57 /* Use timer for synchronization */
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	58 /* #define USE_TIMER_SYNC */
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	59
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	60 /* #define DEBUG_AUDIO */
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	61 /* #define DEBUG_AUDIO_STREAM */
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	62
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	63 #ifdef USE_BLOCKING_WRITES
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	64 #define OPEN_FLAGS_OUTPUT O_WRONLY
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	65 #define OPEN_FLAGS_INPUT O_RDONLY
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	66 #else
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	67 #define OPEN_FLAGS_OUTPUT (O_WRONLY\|O_NONBLOCK)
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	68 #define OPEN_FLAGS_INPUT (O_RDONLY\|O_NONBLOCK)
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	69 #endif
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	70
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	71 /* !!! FIXME: so much cut and paste with dsp/dma drivers... */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	72 static char **outputDevices = NULL;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	73 static int outputDeviceCount = 0;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	74 static char **inputDevices = NULL;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	75 static int inputDeviceCount = 0;
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	76
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	77 static inline void
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	78 free_device_list(char **devs, int count)
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	79 {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	80 SDL_FreeUnixAudioDevices(devs, count);
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	81 }
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	82
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	83 static inline void
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	84 build_device_list(int iscapture, char **devs, int count)
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	85 {
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	86 const int flags = ((iscapture) ? OPEN_FLAGS_INPUT : OPEN_FLAGS_OUTPUT);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	87 free_device_list(devs, count);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	88 SDL_EnumUnixAudioDevices(flags, 0, NULL, devs, count);
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	89 }
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	90
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	91 static inline void
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	92 build_device_lists(void)
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	93 {
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	94 build_device_list(0, &outputDevices, &outputDeviceCount);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	95 build_device_list(1, &inputDevices, &inputDeviceCount);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	96 }
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	97
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	98
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	99 static inline void
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	100 free_device_lists(void)
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	101 {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	102 free_device_list(&outputDevices, &outputDeviceCount);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	103 free_device_list(&inputDevices, &inputDeviceCount);
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	104 }
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	105
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	106
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	107 static int
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	108 BSDAUDIO_Available(void)
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	109 {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	110 int available = 0;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	111 build_device_lists();
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	112 available = ((outputDeviceCount > 0) \|\| (inputDeviceCount > 0));
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	113 free_device_lists();
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	114 return available;
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	115 }
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	116
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	117
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	118 static void
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	119 BSDAUDIO_Deinitialize(void)
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	120 {
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	121 free_device_lists();
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	122 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	123
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	124
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	125 static int
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	126 BSDAUDIO_DetectDevices(int iscapture)
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	127 {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	128 if (iscapture) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	129 build_device_list(1, &inputDevices, &inputDeviceCount);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	130 return inputDeviceCount;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	131 } else {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	132 build_device_list(0, &outputDevices, &outputDeviceCount);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	133 return outputDeviceCount;
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	134 }
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	135
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	136 return 0; /* shouldn't ever hit this. */
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	137 }
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	138
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	139 static const char *
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	140 BSDAUDIO_GetDeviceName(int index, int iscapture)
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	141 {
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	142 if ((iscapture) && (index < inputDeviceCount)) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	143 return inputDevices[index];
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	144 } else if ((!iscapture) && (index < outputDeviceCount)) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	145 return outputDevices[index];
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	146 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	147
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	148 SDL_SetError("No such device");
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	149 return NULL;
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	150 }
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	151
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	152
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	153 static void
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	154 BSDAUDIO_Status(_THIS)
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	155 {
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	156 #ifdef DEBUG_AUDIO
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	157 audio_info_t info;
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	158
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	159 if (ioctl(this->hidden->audio_fd, AUDIO_GETINFO, &info) < 0) {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	160 fprintf(stderr, "AUDIO_GETINFO failed.\n");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	161 return;
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	162 }
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	163
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	164 fprintf(stderr, "\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	165 "[play/record info]\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	166 "buffer size : %d bytes\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	167 "sample rate : %i Hz\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	168 "channels : %i\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	169 "precision : %i-bit\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	170 "encoding : 0x%x\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	171 "seek : %i\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	172 "sample count : %i\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	173 "EOF count : %i\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	174 "paused : %s\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	175 "error occured : %s\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	176 "waiting : %s\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	177 "active : %s\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	178 "",
3816 9d070c1a45fa Moved AudioBootstrap section in converted drivers to bottom of source, so I Ryan C. Gordon <icculus@icculus.org> parents: 3798 diff changeset	179 info.play.buffer_size,
9d070c1a45fa Moved AudioBootstrap section in converted drivers to bottom of source, so I Ryan C. Gordon <icculus@icculus.org> parents: 3798 diff changeset	180 info.play.sample_rate,
9d070c1a45fa Moved AudioBootstrap section in converted drivers to bottom of source, so I Ryan C. Gordon <icculus@icculus.org> parents: 3798 diff changeset	181 info.play.channels,
9d070c1a45fa Moved AudioBootstrap section in converted drivers to bottom of source, so I Ryan C. Gordon <icculus@icculus.org> parents: 3798 diff changeset	182 info.play.precision,
9d070c1a45fa Moved AudioBootstrap section in converted drivers to bottom of source, so I Ryan C. Gordon <icculus@icculus.org> parents: 3798 diff changeset	183 info.play.encoding,
9d070c1a45fa Moved AudioBootstrap section in converted drivers to bottom of source, so I Ryan C. Gordon <icculus@icculus.org> parents: 3798 diff changeset	184 info.play.seek,
9d070c1a45fa Moved AudioBootstrap section in converted drivers to bottom of source, so I Ryan C. Gordon <icculus@icculus.org> parents: 3798 diff changeset	185 info.play.samples,
9d070c1a45fa Moved AudioBootstrap section in converted drivers to bottom of source, so I Ryan C. Gordon <icculus@icculus.org> parents: 3798 diff changeset	186 info.play.eof,
9d070c1a45fa Moved AudioBootstrap section in converted drivers to bottom of source, so I Ryan C. Gordon <icculus@icculus.org> parents: 3798 diff changeset	187 info.play.pause ? "yes" : "no",
9d070c1a45fa Moved AudioBootstrap section in converted drivers to bottom of source, so I Ryan C. Gordon <icculus@icculus.org> parents: 3798 diff changeset	188 info.play.error ? "yes" : "no",
9d070c1a45fa Moved AudioBootstrap section in converted drivers to bottom of source, so I Ryan C. Gordon <icculus@icculus.org> parents: 3798 diff changeset	189 info.play.waiting ? "yes" : "no",
9d070c1a45fa Moved AudioBootstrap section in converted drivers to bottom of source, so I Ryan C. Gordon <icculus@icculus.org> parents: 3798 diff changeset	190 info.play.active ? "yes" : "no");
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	191
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	192 fprintf(stderr, "\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	193 "[audio info]\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	194 "monitor_gain : %i\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	195 "hw block size : %d bytes\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	196 "hi watermark : %i\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	197 "lo watermark : %i\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	198 "audio mode : %s\n"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	199 "",
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	200 info.monitor_gain,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	201 info.blocksize,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	202 info.hiwat, info.lowat,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	203 (info.mode == AUMODE_PLAY) ? "PLAY"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	204 : (info.mode = AUMODE_RECORD) ? "RECORD"
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	205 : (info.mode == AUMODE_PLAY_ALL ? "PLAY_ALL" : "?"));
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	206 #endif /* DEBUG_AUDIO */
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	207 }
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	208
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	209
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	210 /* This function waits until it is possible to write a full sound buffer */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	211 static void
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	212 BSDAUDIO_WaitDevice(_THIS)
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	213 {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	214 #ifndef USE_BLOCKING_WRITES /* Not necessary when using blocking writes */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	215 /* See if we need to use timed audio synchronization */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	216 if (this->hidden->frame_ticks) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	217 /* Use timer for general audio synchronization */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	218 Sint32 ticks;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	219
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	220 ticks = ((Sint32)(this->hidden->next_frame-SDL_GetTicks()))-FUDGE_TICKS;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	221 if (ticks > 0) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	222 SDL_Delay(ticks);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	223 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	224 } else {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	225 /* Use select() for audio synchronization */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	226 fd_set fdset;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	227 struct timeval timeout;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	228
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	229 FD_ZERO(&fdset);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	230 FD_SET(this->hidden->audio_fd, &fdset);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	231 timeout.tv_sec = 10;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	232 timeout.tv_usec = 0;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	233 #ifdef DEBUG_AUDIO
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	234 fprintf(stderr, "Waiting for audio to get ready\n");
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	235 #endif
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	236 if (select(this->hidden->audio_fd+1,NULL,&fdset,NULL,&timeout) <= 0) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	237 const char *message =
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	238 "Audio timeout - buggy audio driver? (disabled)";
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	239 /* In general we should never print to the screen,
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	240 but in this case we have no other way of letting
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	241 the user know what happened.
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	242 */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	243 fprintf(stderr, "SDL: %s\n", message);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	244 this->enabled = 0;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	245 /* Don't try to close - may hang */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	246 this->hidden->audio_fd = -1;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	247 #ifdef DEBUG_AUDIO
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	248 fprintf(stderr, "Done disabling audio\n");
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	249 #endif
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	250 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	251 #ifdef DEBUG_AUDIO
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	252 fprintf(stderr, "Ready!\n");
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	253 #endif
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	254 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	255 #endif /* !USE_BLOCKING_WRITES */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	256 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	257
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	258 static void
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	259 BSDAUDIO_PlayDevice(_THIS)
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	260 {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	261 int written, p = 0;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	262
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	263 /* Write the audio data, checking for EAGAIN on broken audio drivers */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	264 do {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	265 written = write(this->hidden->audio_fd,
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	266 &this->hidden->mixbuf[p],
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	267 this->hidden->mixlen - p);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	268
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	269 if (written > 0)
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	270 p += written;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	271 if (written == -1 && errno != 0 && errno != EAGAIN && errno != EINTR) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	272 /* Non recoverable error has occurred. It should be reported!!! */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	273 perror("audio");
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	274 break;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	275 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	276
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	277 if (p < written
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	278 \|\| ((written < 0) && ((errno == 0) \|\| (errno == EAGAIN)))) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	279 SDL_Delay(1); /* Let a little CPU time go by */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	280 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	281 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	282 while (p < written);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	283
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	284 /* If timer synchronization is enabled, set the next write frame */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	285 if (this->hidden->frame_ticks) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	286 this->hidden->next_frame += this->hidden->frame_ticks;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	287 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	288
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	289 /* If we couldn't write, assume fatal error for now */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	290 if (written < 0) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	291 this->enabled = 0;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	292 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	293 #ifdef DEBUG_AUDIO
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	294 fprintf(stderr, "Wrote %d bytes of audio data\n", written);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	295 #endif
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	296 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	297
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	298 static Uint8 *
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	299 BSDAUDIO_GetDeviceBuf(_THIS)
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	300 {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	301 return (this->hidden->mixbuf);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	302 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	303
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	304 static void
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	305 BSDAUDIO_CloseDevice(_THIS)
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	306 {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	307 if (this->hidden != NULL) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	308 if (this->hidden->mixbuf != NULL) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	309 SDL_FreeAudioMem(this->hidden->mixbuf);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	310 this->hidden->mixbuf = NULL;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	311 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	312 if (this->hidden->audio_fd >= 0) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	313 close(this->hidden->audio_fd);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	314 this->hidden->audio_fd = -1;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	315 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	316 SDL_free(this->hidden);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	317 this->hidden = NULL;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	318 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	319 }
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	320
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	321 static int
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	322 BSDAUDIO_OpenDevice(_THIS, const char *devname, int iscapture)
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	323 {
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	324 const int flags = ((iscapture) ? OPEN_FLAGS_INPUT : OPEN_FLAGS_OUTPUT);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	325 SDL_AudioFormat format = 0;
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	326 audio_info_t info;
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	327
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	328 /* We don't care what the devname is...we'll try to open anything. */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	329 /* ...but default to first name in the list... */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	330 if (devname == NULL) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	331 if ( ((iscapture) && (inputDeviceCount == 0)) \|\|
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	332 ((!iscapture) && (outputDeviceCount == 0)) ) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	333 SDL_SetError("No such audio device");
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	334 return 0;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	335 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	336 devname = ((iscapture) ? inputDevices[0] : outputDevices[0]);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	337 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	338
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	339 /* Initialize all variables that we clean on shutdown */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	340 this->hidden = (struct SDL_PrivateAudioData *)
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	341 SDL_malloc((sizeof *this->hidden));
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	342 if (this->hidden == NULL) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	343 SDL_OutOfMemory();
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	344 return 0;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	345 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	346 SDL_memset(this->hidden, 0, (sizeof *this->hidden));
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	347
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	348 /* Open the audio device */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	349 this->hidden->audio_fd = open(devname, flags, 0);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	350 if (this->hidden->audio_fd < 0) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	351 SDL_SetError("Couldn't open %s: %s", devname, strerror(errno));
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	352 return 0;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	353 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	354
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	355 AUDIO_INITINFO(&info);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	356
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	357 /* Calculate the final parameters for this audio specification */
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	358 SDL_CalculateAudioSpec(&this->spec);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	359
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	360 /* Set to play mode */
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	361 info.mode = AUMODE_PLAY;
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	362 if (ioctl(this->hidden->audio_fd, AUDIO_SETINFO, &info) < 0) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	363 BSDAUDIO_CloseDevice(this);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	364 SDL_SetError("Couldn't put device into play mode");
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	365 return 0;
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	366 }
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	367
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	368 AUDIO_INITINFO(&info);
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	369 for (format = SDL_FirstAudioFormat(this->spec.format);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	370 format; format = SDL_NextAudioFormat()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	371 switch (format) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	372 case AUDIO_U8:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	373 info.play.encoding = AUDIO_ENCODING_ULINEAR;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	374 info.play.precision = 8;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	375 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	376 case AUDIO_S8:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	377 info.play.encoding = AUDIO_ENCODING_SLINEAR;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	378 info.play.precision = 8;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	379 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	380 case AUDIO_S16LSB:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	381 info.play.encoding = AUDIO_ENCODING_SLINEAR_LE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	382 info.play.precision = 16;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	383 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	384 case AUDIO_S16MSB:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	385 info.play.encoding = AUDIO_ENCODING_SLINEAR_BE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	386 info.play.precision = 16;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	387 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	388 case AUDIO_U16LSB:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	389 info.play.encoding = AUDIO_ENCODING_ULINEAR_LE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	390 info.play.precision = 16;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	391 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	392 case AUDIO_U16MSB:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	393 info.play.encoding = AUDIO_ENCODING_ULINEAR_BE;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	394 info.play.precision = 16;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	395 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	396 default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	397 continue;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	398 }
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	399
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	400 if (ioctl(this->hidden->audio_fd, AUDIO_SETINFO, &info) == 0) {
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	401 break;
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	402 }
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	403 }
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	404
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	405 if (!format) {
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	406 BSDAUDIO_CloseDevice(this);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	407 SDL_SetError("No supported encoding for 0x%x", this->spec.format);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	408 return 0;
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	409 }
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	410
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	411 this->spec.format = format;
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	412
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	413 AUDIO_INITINFO(&info);
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	414 info.play.channels = this->spec.channels;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	415 if (ioctl(this->hidden->audio_fd, AUDIO_SETINFO, &info) == -1) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	416 this->spec.channels = 1;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	417 }
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	418 AUDIO_INITINFO(&info);
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	419 info.play.sample_rate = this->spec.freq;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	420 info.blocksize = this->spec.size;
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	421 info.hiwat = 5;
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	422 info.lowat = 3;
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	423 (void) ioctl(this->hidden->audio_fd, AUDIO_SETINFO, &info);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	424 (void) ioctl(this->hidden->audio_fd, AUDIO_GETINFO, &info);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	425 this->spec.freq = info.play.sample_rate;
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	426 /* Allocate mixing buffer */
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	427 this->hidden->mixlen = this->spec.size;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	428 this->hidden->mixbuf = (Uint8 *) SDL_AllocAudioMem(this->hidden->mixlen);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	429 if (this->hidden->mixbuf == NULL) {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	430 BSDAUDIO_CloseDevice(this);
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	431 SDL_OutOfMemory();
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	432 return 0;
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	433 }
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	434 SDL_memset(this->hidden->mixbuf, this->spec.silence, this->spec.size);
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	435
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	436 BSDAUDIO_Status(this);
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	437
12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	438 /* We're ready to rock and roll. :-) */
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	439 return (0);
1567 12b6d331d82a Good idea, renaming OpenBSD audio to BSD audio. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	440 }
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	441
3820 1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	442 static int
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	443 BSDAUDIO_Init(SDL_AudioDriverImpl *impl)
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	444 {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	445 /* Set the function pointers */
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	446 impl->DetectDevices = DSP_DetectDevices;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	447 impl->GetDeviceName = DSP_GetDeviceName;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	448 impl->OpenDevice = DSP_OpenDevice;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	449 impl->PlayDevice = DSP_PlayDevice;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	450 impl->WaitDevice = DSP_WaitDevice;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	451 impl->GetDeviceBuf = DSP_GetDeviceBuf;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	452 impl->CloseDevice = DSP_CloseDevice;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	453 impl->Deinitialize = DSP_Deinitialize;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	454
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	455 build_device_lists();
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	456 return 1;
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	457 }
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	458
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	459
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	460 AudioBootStrap BSD_AUDIO_bootstrap = {
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	461 BSD_AUDIO_DRIVER_NAME, BSD_AUDIO_DRIVER_DESC,
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	462 BSDAUDIO_Available, BSDAUDIO_Init, 0
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	463 };
1f156fd874fa Moved more audio drivers to 1.3 API (all 5 MiNT backends, BSD, IRIX...), and Ryan C. Gordon <icculus@icculus.org> parents: 3816 diff changeset	464
1895 c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head. Sam Lantinga <slouken@libsdl.org> parents: 1583 diff changeset	465 /* vi: set ts=4 sw=4 expandtab: */

Mercurial > sdl-ios-xcode

annotate src/audio/bsd/SDL_bsdaudio.c @ 3825:76c5a414b996 SDL-ryan-multiple-audio-device