/***********************************************************
-* Rocks'n'Diamonds -- McDuffin Strikes Back! *
+* Artsoft Retro-Game Library *
*----------------------------------------------------------*
-* (c) 1995-98 Artsoft Entertainment *
-* Holger Schemel *
-* Oststrasse 11a *
-* 33604 Bielefeld *
-* phone: ++49 +521 290471 *
-* email: aeglos@valinor.owl.de *
+* (c) 1994-2001 Artsoft Entertainment *
+* Holger Schemel *
+* Detmolder Strasse 189 *
+* 33604 Bielefeld *
+* Germany *
+* e-mail: info@artsoft.org *
*----------------------------------------------------------*
-* sound.c *
+* sound.h *
***********************************************************/
#ifndef SOUND_H
#include <math.h>
+#include "platform.h"
+
#if defined(PLATFORM_LINUX)
#include <sys/ioctl.h>
#endif
-#define SND_BLOCKSIZE 4096
-
#if defined(PLATFORM_LINUX)
#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>
-#undef SND_BLOCKSIZE
-#define SND_BLOCKSIZE 32768
#endif
-#include "libgame.h"
+#include "system.h"
+
#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_SAMPLE_RATE_8000 8000
+#define AUDIO_SAMPLE_RATE_22050 22050
+
+#define AUDIO_FRAGMENT_SIZE_512 512
+#define AUDIO_FRAGMENT_SIZE_1024 1024
+#define AUDIO_FRAGMENT_SIZE_2048 2048
+#define AUDIO_FRAGMENT_SIZE_4096 4096
+
+#define AUDIO_MONO_CHANNEL 1
+#define AUDIO_STEREO_CHANNELS 2
+
+#if defined(TARGET_SDL)
+/* one second fading interval == 1000 ticks (milliseconds) */
+#define SOUND_FADING_INTERVAL 1000
+#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
+
+#define DEFAULT_AUDIO_SAMPLE_RATE AUDIO_SAMPLE_RATE_22050
+#define DEFAULT_AUDIO_FRAGMENT_SIZE_UNIX AUDIO_FRAGMENT_SIZE_512
+#define DEFAULT_AUDIO_FRAGMENT_SIZE_WIN32 AUDIO_FRAGMENT_SIZE_2048
+
+#if defined(PLATFORM_UNIX)
+#define DEFAULT_AUDIO_FRAGMENT_SIZE DEFAULT_AUDIO_FRAGMENT_SIZE_UNIX
+#else
+#define DEFAULT_AUDIO_FRAGMENT_SIZE DEFAULT_AUDIO_FRAGMENT_SIZE_WIN32
+#endif
+
#if !defined(PLATFORM_MSDOS)
-#define MAX_SOUNDS_PLAYING 16
+#define MAX_SOUNDS_PLAYING 16
#else
-#define MAX_SOUNDS_PLAYING 8
+#define MAX_SOUNDS_PLAYING 8
+#endif
+
+#if !defined(PLATFORM_HPUX)
+#define SND_BLOCKSIZE 4096
+#else
+#define SND_BLOCKSIZE 32768
#endif
/* some values for PlaySound(), StopSound() and friends */
#endif
#endif
+#if 0
struct SoundHeader_SUN
{
unsigned long magic;
unsigned long chunk_size;
char magic_8SVX[4];
};
+#endif
struct SampleInfo
{
#if defined(TARGET_SDL)
Mix_Chunk *mix_chunk;
+ Mix_Music *mix_music;
#endif
};
};
/* general sound functions */
-void UnixOpenAudio(struct AudioSystemInfo *);
-void UnixCloseAudio(struct AudioSystemInfo *);
+void UnixOpenAudio(void);
+void UnixCloseAudio(void);
/* sound server functions */
+void InitPlaylist(void);
+void StartSoundserver(void);
void SoundServer(void);
/* sound client functions */
-boolean LoadSound(struct SampleInfo *);
+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 FadeMusic(void);
void FadeSound(int);
void FadeSounds(void);
+void StopMusic(void);
void StopSound(int);
void StopSounds(void);
void StopSoundExt(int, int);