/***********************************************************
* Artsoft Retro-Game Library *
*----------------------------------------------------------*
-* (c) 1994-2000 Artsoft Entertainment *
+* (c) 1994-2001 Artsoft Entertainment *
* Holger Schemel *
* Detmolder Strasse 189 *
* 33604 Bielefeld *
#include <linux/soundcard.h>
#elif defined(PLATFORM_FREEBSD)
#include <machine/soundcard.h>
+#elif defined(PLATFORM_NETBSD)
+#include <sys/ioctl.h>
+#include <sys/audioio.h>
#elif defined(PLATFORM_HPUX)
#include <sys/audio.h>
#endif
#include "system.h"
+#if defined(PLATFORM_UNIX) && !defined(TARGET_SDL)
+#define AUDIO_UNIX_NATIVE
+#endif
+
#if defined(PLATFORM_LINUX) || defined(PLATFORM_FREEBSD) || defined(VOXWARE)
+#define AUDIO_LINUX_IOCTL
+#endif
+
+#if defined(AUDIO_LINUX_IOCTL) || defined(PLATFORM_NETBSD)
#define AUDIO_STREAMING_DSP
#endif
#define AUDIO_FRAGMENT_SIZE_2048 2048
#define AUDIO_FRAGMENT_SIZE_4096 4096
-#define AUDIO_MONO_CHANNEL 1
-#define AUDIO_STEREO_CHANNELS 2
+#define AUDIO_NUM_CHANNELS_MONO 1
+#define AUDIO_NUM_CHANNELS_STEREO 2
+
+#define AUDIO_FORMAT_UNKNOWN (0)
+#define AUDIO_FORMAT_U8 (1 << 0)
+#define AUDIO_FORMAT_S16 (1 << 1)
+#define AUDIO_FORMAT_LE (1 << 2)
+#define AUDIO_FORMAT_BE (1 << 3)
#if defined(TARGET_SDL)
/* one second fading interval == 1000 ticks (milliseconds) */
#define SOUND_FADING_INTERVAL 1000
-#define SOUND_MAX_VOLUME (SDL_MIX_MAXVOLUME / 4)
+#define SOUND_MAX_VOLUME SDL_MIX_MAXVOLUME
#endif
+#if defined(AUDIO_STREAMING_DSP)
+#define SOUND_FADING_VOLUME_STEP (PSND_MAX_VOLUME / 40)
+#define SOUND_FADING_VOLUME_THRESHOLD (SOUND_FADING_VOLUME_STEP * 2)
+#endif
+
+#if defined(AUDIO_STREAMING_DSP)
#define DEFAULT_AUDIO_SAMPLE_RATE AUDIO_SAMPLE_RATE_22050
+#else
+#define DEFAULT_AUDIO_SAMPLE_RATE AUDIO_SAMPLE_RATE_8000
+#endif
+
#define DEFAULT_AUDIO_FRAGMENT_SIZE_UNIX AUDIO_FRAGMENT_SIZE_512
#define DEFAULT_AUDIO_FRAGMENT_SIZE_WIN32 AUDIO_FRAGMENT_SIZE_2048
#define DEFAULT_AUDIO_FRAGMENT_SIZE DEFAULT_AUDIO_FRAGMENT_SIZE_WIN32
#endif
-#if !defined(PLATFORM_MSDOS)
-#define MAX_SOUNDS_PLAYING 16
+#if defined(TARGET_SDL)
+#define NUM_MIXER_CHANNELS MIX_CHANNELS
#else
-#define MAX_SOUNDS_PLAYING 8
+#define NUM_MIXER_CHANNELS 8
#endif
+#define MUSIC_CHANNEL 0
+#define FIRST_SOUND_CHANNEL 1
+
#if !defined(PLATFORM_HPUX)
-#define SND_BLOCKSIZE 4096
+#define SND_BLOCKSIZE 4096
#else
-#define SND_BLOCKSIZE 32768
+#define SND_BLOCKSIZE 32768
#endif
/* some values for PlaySound(), StopSound() and friends */
#if !defined(PLATFORM_MSDOS)
+
#define PSND_SILENCE 0
-#define PSND_MAX_VOLUME_BITS 7
+#define PSND_MAX_VOLUME_BITS 15
#define PSND_MIN_VOLUME 0
#define PSND_MAX_VOLUME (1 << PSND_MAX_VOLUME_BITS)
-#define PSND_NO_LOOP 0
-#define PSND_LOOP 1
#define PSND_MIDDLE 0
#define PSND_MAX_STEREO_BITS 7
#define PSND_MAX_STEREO (1 << PSND_MAX_STEREO_BITS)
#define PSND_MAX_RIGHT (+PSND_MAX_STEREO)
#define PSND_MAX_LEFT2RIGHT_BITS (PSND_MAX_STEREO_BITS+1)
#define PSND_MAX_LEFT2RIGHT (1 << PSND_MAX_LEFT2RIGHT_BITS)
-#else
+
+#else /* PLATFORM_MSDOS */
+
#define PSND_SILENCE 0
#define PSND_MIN_VOLUME 0
#define PSND_MAX_VOLUME 255
-#define PSND_NO_LOOP 0
-#define PSND_LOOP 1
#define PSND_MAX_LEFT 0
#define PSND_MAX_RIGHT 255
#define PSND_MIDDLE 128
+
#endif
-#define SSND_FADE_SOUND (1<<0)
-#define SSND_FADE_ALL_SOUNDS (1<<1)
-#define SSND_FADING(x) (x & (SSND_FADE_SOUND | SSND_FADE_ALL_SOUNDS))
-#define SSND_STOP_SOUND (1<<2)
-#define SSND_STOP_ALL_SOUNDS (1<<3)
-#define SSND_STOPPING(x) (x & (SSND_STOP_SOUND | SSND_STOP_ALL_SOUNDS))
-#define SSND_ALL(x) (x&(SSND_FADE_ALL_SOUNDS|SSND_STOP_ALL_SOUNDS))
+#if 0
+#define PSND_NO_LOOP 0
+#define PSND_LOOP 1
+#define PSND_MUSIC 2
+
+#define SSND_FADE_SOUND (1 << 0)
+#define SSND_FADE_MUSIC (1 << 1)
+#define SSND_FADE_ALL (1 << 2)
+#define SSND_FADING (SSND_FADE_SOUND | \
+ SSND_FADE_MUSIC | \
+ SSND_FADE_ALL)
+#define SSND_STOP_SOUND (1 << 3)
+#define SSND_STOP_MUSIC (1 << 4)
+#define SSND_STOP_ALL (1 << 5)
+#define SSND_STOPPING (SSND_STOP_SOUND | \
+ SSND_STOP_MUSIC | \
+ SSND_STOP_ALL)
+#define SSND_MUSIC (SSND_FADE_MUSIC | SSND_STOP_MUSIC)
+#define SSND_ALL (SSND_FADE_ALL | SSND_STOP_ALL)
+
+#define SND_RELOAD_SOUNDS 1
+#define SND_RELOAD_MUSIC 2
+#endif
+
+#define SND_TYPE_NONE 0
+#define SND_TYPE_WAV 1
+
+#define MUS_TYPE_NONE 0
+#define MUS_TYPE_WAV 1
+#define MUS_TYPE_MOD 2
/* settings for sound path, sound device, etc. */
#ifndef SND_PATH
#endif
#endif
+/* value for undefined sound effect filename */
+#define SND_FILE_UNDEFINED "NONE"
+
+
+#if 0
struct SoundHeader_SUN
{
unsigned long magic;
unsigned long chunk_size;
char magic_8SVX[4];
};
+#endif
-struct SampleInfo
-{
- char *name;
- byte *data_ptr;
- long data_len;
+struct AudioFormatInfo
+{
+ boolean stereo; /* availability of stereo sound */
+ int format; /* size and endianess of sample data */
+ int sample_rate; /* sample frequency */
+ int fragment_size; /* audio device fragment size in bytes */
+};
-#if defined(PLATFORM_MSDOS)
- SAMPLE *sample_ptr;
-#endif
+struct SoundEffectInfo
+{
+ char *text;
+ char *default_filename;
+ char *filename;
+};
-#if defined(TARGET_SDL)
- Mix_Chunk *mix_chunk;
- Mix_Music *mix_music;
-#endif
+struct SampleInfo
+{
+ char *source_filename;
+ int num_references;
+
+ int type;
+ int format;
+ long data_len;
+ void *data_ptr;
};
+typedef struct SampleInfo SoundInfo;
+typedef struct SampleInfo MusicInfo;
+
+#define SND_CTRL_NONE (0)
+#define SND_CTRL_MUSIC (1 << 0)
+#define SND_CTRL_LOOP (1 << 1)
+#define SND_CTRL_FADE (1 << 2)
+#define SND_CTRL_STOP (1 << 3)
+#define SND_CTRL_ALL_SOUNDS (1 << 4)
+#define SND_CTRL_RELOAD_SOUNDS (1 << 5)
+#define SND_CTRL_RELOAD_MUSIC (1 << 6)
+
+#define SND_CTRL_PLAY_SOUND (SND_CTRL_NONE)
+#define SND_CTRL_PLAY_LOOP (SND_CTRL_LOOP)
+#define SND_CTRL_PLAY_MUSIC (SND_CTRL_LOOP | SND_CTRL_MUSIC)
+
+#define SND_CTRL_FADE_SOUND (SND_CTRL_FADE)
+#define SND_CTRL_FADE_MUSIC (SND_CTRL_FADE | SND_CTRL_MUSIC)
+#define SND_CTRL_FADE_ALL (SND_CTRL_FADE | SND_CTRL_ALL_SOUNDS)
+
+#define SND_CTRL_STOP_SOUND (SND_CTRL_STOP)
+#define SND_CTRL_STOP_MUSIC (SND_CTRL_STOP | SND_CTRL_MUSIC)
+#define SND_CTRL_STOP_ALL (SND_CTRL_STOP | SND_CTRL_ALL_SOUNDS)
+
+#define IS_MUSIC(x) ((x).state & SND_CTRL_MUSIC)
+#define IS_LOOP(x) ((x).state & SND_CTRL_LOOP)
+#define IS_FADING(x) ((x).state & SND_CTRL_FADE)
+#define IS_STOPPING(x) ((x).state & SND_CTRL_STOP)
+#define IS_RELOADING(x) ((x).state & (SND_CTRL_RELOAD_SOUNDS | \
+ SND_CTRL_RELOAD_MUSIC))
+#define ALL_SOUNDS(x) ((x).state & SND_CTRL_ALL_SOUNDS)
+
struct SoundControl
{
+ boolean active;
+
int nr;
int volume;
- int stereo;
- boolean active;
- boolean loop;
- boolean fade_sound;
- boolean stop_sound;
- boolean stop_all_sounds;
- int playingtime;
- long playingpos;
+ int stereo_position;
+
+ int state;
+
+ unsigned long playing_starttime;
+ unsigned long playing_pos;
+
+ int type;
+ int format;
long data_len;
- byte *data_ptr;
+ void *data_ptr;
#if defined(PLATFORM_MSDOS)
int voice;
#endif
};
+typedef struct SoundControl SoundControl;
+
/* general sound functions */
void UnixOpenAudio(void);
void UnixCloseAudio(void);
-/* sound server functions */
-void SoundServer(void);
+/* mixer functions */
+void Mixer_InitChannels(void);
+void StartMixer(void);
/* sound client functions */
-boolean LoadSound(char *);
-boolean LoadMod(char *);
-int LoadMusic(void);
void PlayMusic(int);
void PlaySound(int);
void PlaySoundStereo(int, int);
void PlaySoundLoop(int);
-void PlaySoundExt(int, int, int, boolean);
+void PlaySoundMusic(int);
+void PlaySoundExt(int, int, int, int);
void FadeMusic(void);
void FadeSound(int);
void FadeSounds(void);
void StopSound(int);
void StopSounds(void);
void StopSoundExt(int, int);
-void FreeSounds(int);
+void InitSoundList(struct SoundEffectInfo *, int);
+void InitReloadSounds(char *);
+void InitReloadMusic(char *);
+void FreeAllSounds(void);
+void FreeAllMusic(void);
#endif