diff options
Diffstat (limited to 'apps/plugins/mikmod/include')
| -rw-r--r-- | apps/plugins/mikmod/include/mikmod_build.h | 753 | ||||
| -rw-r--r-- | apps/plugins/mikmod/include/mikmod_internals.h | 729 |
2 files changed, 1482 insertions, 0 deletions
diff --git a/apps/plugins/mikmod/include/mikmod_build.h b/apps/plugins/mikmod/include/mikmod_build.h new file mode 100644 index 0000000..0f80319 --- /dev/null +++ b/apps/plugins/mikmod/include/mikmod_build.h @@ -0,0 +1,753 @@ +/* MikMod sound library
+ (c) 1998, 1999, 2000 Miodrag Vallat and others - see file AUTHORS
+ for complete list.
+
+ This library is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of
+ the License, or (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ 02111-1307, USA.
+*/
+
+/*==============================================================================
+
+ $Id: mikmod_build.h,v 1.3 2004/02/19 14:15:22 raph Exp $
+
+ MikMod sound library include file
+
+==============================================================================*/
+
+#ifndef _MIKMOD_H_
+#define _MIKMOD_H_
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * ========== Compiler magic for shared libraries
+ */
+
+#if defined WIN32 && defined _DLL
+#ifdef DLL_EXPORTS
+#define MIKMODAPI __declspec(dllexport)
+#else
+#define MIKMODAPI __declspec(dllimport)
+#endif
+#else
+#define MIKMODAPI
+#endif
+
+#define BOOL BOOLTYPE
+
+#ifdef WIN32
+ #undef WIN32
+#endif
+
+/*
+ * ========== Library version
+ */
+
+#define LIBMIKMOD_VERSION_MAJOR 3L
+#define LIBMIKMOD_VERSION_MINOR 2L
+#define LIBMIKMOD_REVISION 0L
+
+#define LIBMIKMOD_VERSION \
+ ((LIBMIKMOD_VERSION_MAJOR<<16)| \
+ (LIBMIKMOD_VERSION_MINOR<< 8)| \
+ (LIBMIKMOD_REVISION))
+
+MIKMODAPI extern long MikMod_GetVersion(void);
+
+/*
+ * ========== Platform independent-type definitions
+ */
+
+#ifdef WIN32
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#include <io.h>
+#include <mmsystem.h>
+#endif
+
+#if defined(__OS2__)||defined(__EMX__)
+#define INCL_DOSSEMAPHORES
+#include <os2.h>
+#else
+typedef char CHAR;
+#endif
+
+
+
+#if defined(__arch64__) || defined(__alpha)
+/* 64 bit architectures */
+
+typedef signed char SBYTE; /* 1 byte, signed */
+typedef unsigned char UBYTE; /* 1 byte, unsigned */
+typedef signed short SWORD; /* 2 bytes, signed */
+typedef unsigned short UWORD; /* 2 bytes, unsigned */
+typedef signed int SLONG; /* 4 bytes, signed */
+typedef unsigned int ULONG; /* 4 bytes, unsigned */
+typedef int BOOL; /* 0=false, <>0 true */
+
+#else
+/* 32 bit architectures */
+
+typedef signed char SBYTE; /* 1 byte, signed */
+typedef unsigned char UBYTE; /* 1 byte, unsigned */
+typedef signed short SWORD; /* 2 bytes, signed */
+typedef unsigned short UWORD; /* 2 bytes, unsigned */
+typedef signed long SLONG; /* 4 bytes, signed */
+#if !defined(__OS2__)&&!defined(__EMX__)&&!defined(WIN32)
+typedef unsigned long ULONG; /* 4 bytes, unsigned */
+typedef int BOOL; /* 0=false, <>0 true */
+#endif
+#endif
+
+/*
+ * ========== Error codes
+ */
+
+enum {
+ MMERR_OPENING_FILE = 1,
+ MMERR_OUT_OF_MEMORY,
+ MMERR_DYNAMIC_LINKING,
+
+ MMERR_SAMPLE_TOO_BIG,
+ MMERR_OUT_OF_HANDLES,
+ MMERR_UNKNOWN_WAVE_TYPE,
+
+ MMERR_LOADING_PATTERN,
+ MMERR_LOADING_TRACK,
+ MMERR_LOADING_HEADER,
+ MMERR_LOADING_SAMPLEINFO,
+ MMERR_NOT_A_MODULE,
+ MMERR_NOT_A_STREAM,
+ MMERR_MED_SYNTHSAMPLES,
+ MMERR_ITPACK_INVALID_DATA,
+
+ MMERR_DETECTING_DEVICE,
+ MMERR_INVALID_DEVICE,
+ MMERR_INITIALIZING_MIXER,
+ MMERR_OPENING_AUDIO,
+ MMERR_8BIT_ONLY,
+ MMERR_16BIT_ONLY,
+ MMERR_STEREO_ONLY,
+ MMERR_ULAW,
+ MMERR_NON_BLOCK,
+
+ MMERR_AF_AUDIO_PORT,
+
+ MMERR_AIX_CONFIG_INIT,
+ MMERR_AIX_CONFIG_CONTROL,
+ MMERR_AIX_CONFIG_START,
+
+ MMERR_GUS_SETTINGS,
+ MMERR_GUS_RESET,
+ MMERR_GUS_TIMER,
+
+ MMERR_HP_SETSAMPLESIZE,
+ MMERR_HP_SETSPEED,
+ MMERR_HP_CHANNELS,
+ MMERR_HP_AUDIO_OUTPUT,
+ MMERR_HP_AUDIO_DESC,
+ MMERR_HP_BUFFERSIZE,
+
+ MMERR_OSS_SETFRAGMENT,
+ MMERR_OSS_SETSAMPLESIZE,
+ MMERR_OSS_SETSTEREO,
+ MMERR_OSS_SETSPEED,
+
+ MMERR_SGI_SPEED,
+ MMERR_SGI_16BIT,
+ MMERR_SGI_8BIT,
+ MMERR_SGI_STEREO,
+ MMERR_SGI_MONO,
+
+ MMERR_SUN_INIT,
+
+ MMERR_OS2_MIXSETUP,
+ MMERR_OS2_SEMAPHORE,
+ MMERR_OS2_TIMER,
+ MMERR_OS2_THREAD,
+
+ MMERR_DS_PRIORITY,
+ MMERR_DS_BUFFER,
+ MMERR_DS_FORMAT,
+ MMERR_DS_NOTIFY,
+ MMERR_DS_EVENT,
+ MMERR_DS_THREAD,
+ MMERR_DS_UPDATE,
+
+ MMERR_WINMM_HANDLE,
+ MMERR_WINMM_ALLOCATED,
+ MMERR_WINMM_DEVICEID,
+ MMERR_WINMM_FORMAT,
+ MMERR_WINMM_UNKNOWN,
+
+ MMERR_MAC_SPEED,
+ MMERR_MAC_START,
+
+ MMERR_OSX_UNKNOWN_DEVICE,
+ MMERR_OSX_BAD_PROPERTY,
+ MMERR_OSX_UNSUPPORTED_FORMAT,
+ MMERR_OSX_SET_STEREO,
+ MMERR_OSX_BUFFER_ALLOC,
+ MMERR_OSX_ADD_IO_PROC,
+ MMERR_OSX_DEVICE_START,
+ MMERR_OSX_PTHREAD,
+
+ MMERR_DOSWSS_STARTDMA,
+ MMERR_DOSSB_STARTDMA,
+
+ MMERR_MAX
+};
+
+/*
+ * ========== Error handling
+ */
+
+typedef void (MikMod_handler)(void);
+typedef MikMod_handler *MikMod_handler_t;
+
+MIKMODAPI extern int MikMod_errno;
+MIKMODAPI extern BOOL MikMod_critical;
+MIKMODAPI extern char *MikMod_strerror(int);
+
+MIKMODAPI extern MikMod_handler_t MikMod_RegisterErrorHandler(MikMod_handler_t);
+
+/*
+ * ========== Library initialization and core functions
+ */
+
+struct MDRIVER;
+
+MIKMODAPI extern void MikMod_RegisterAllDrivers(void);
+
+MIKMODAPI extern CHAR* MikMod_InfoDriver(void);
+MIKMODAPI extern void MikMod_RegisterDriver(struct MDRIVER*);
+MIKMODAPI extern int MikMod_DriverFromAlias(CHAR*);
+MIKMODAPI extern struct MDRIVER *MikMod_DriverByOrdinal(int);
+
+MIKMODAPI extern BOOL MikMod_Init(CHAR*);
+MIKMODAPI extern void MikMod_Exit(void);
+MIKMODAPI extern BOOL MikMod_Reset(CHAR*);
+MIKMODAPI extern BOOL MikMod_SetNumVoices(int,int);
+MIKMODAPI extern BOOL MikMod_Active(void);
+MIKMODAPI extern BOOL MikMod_EnableOutput(void);
+MIKMODAPI extern void MikMod_DisableOutput(void);
+MIKMODAPI extern void MikMod_Update(void);
+
+MIKMODAPI extern BOOL MikMod_InitThreads(void);
+MIKMODAPI extern void MikMod_Lock(void);
+MIKMODAPI extern void MikMod_Unlock(void);
+
+/*
+ * ========== Reader, Writer
+ */
+
+typedef struct MREADER {
+ BOOL (*Seek)(struct MREADER*,long,int);
+ long (*Tell)(struct MREADER*);
+ BOOL (*Read)(struct MREADER*,void*,size_t);
+ int (*Get)(struct MREADER*);
+ BOOL (*Eof)(struct MREADER*);
+} MREADER;
+
+typedef struct MWRITER {
+ BOOL (*Seek)(struct MWRITER*,long,int);
+ long (*Tell)(struct MWRITER*);
+ BOOL (*Write)(struct MWRITER*,void*,size_t);
+ BOOL (*Put)(struct MWRITER*,int);
+} MWRITER;
+
+/*
+ * ========== Samples
+ */
+
+/* Sample playback should not be interrupted */
+#define SFX_CRITICAL 1
+
+/* Sample format [loading and in-memory] flags: */
+#define SF_16BITS 0x0001
+#define SF_STEREO 0x0002
+#define SF_SIGNED 0x0004
+#define SF_BIG_ENDIAN 0x0008
+#define SF_DELTA 0x0010
+#define SF_ITPACKED 0x0020
+
+#define SF_FORMATMASK 0x003F
+
+/* General Playback flags */
+
+#define SF_LOOP 0x0100
+#define SF_BIDI 0x0200
+#define SF_REVERSE 0x0400
+#define SF_SUSTAIN 0x0800
+
+#define SF_PLAYBACKMASK 0x0C00
+
+/* Module-only Playback Flags */
+
+#define SF_OWNPAN 0x1000
+#define SF_UST_LOOP 0x2000
+
+#define SF_EXTRAPLAYBACKMASK 0x3000
+
+/* Panning constants */
+#define PAN_LEFT 0
+#define PAN_HALFLEFT 64
+#define PAN_CENTER 128
+#define PAN_HALFRIGHT 192
+#define PAN_RIGHT 255
+#define PAN_SURROUND 512 /* panning value for Dolby Surround */
+
+typedef struct SAMPLE {
+ SWORD panning; /* panning (0-255 or PAN_SURROUND) */
+ ULONG speed; /* Base playing speed/frequency of note */
+ UBYTE volume; /* volume 0-64 */
+ UWORD inflags; /* sample format on disk */
+ UWORD flags; /* sample format in memory */
+ ULONG length; /* length of sample (in samples!) */
+ ULONG loopstart; /* repeat position (relative to start, in samples) */
+ ULONG loopend; /* repeat end */
+ ULONG susbegin; /* sustain loop begin (in samples) \ Not Supported */
+ ULONG susend; /* sustain loop end / Yet! */
+
+ /* Variables used by the module player only! (ignored for sound effects) */
+ UBYTE globvol; /* global volume */
+ UBYTE vibflags; /* autovibrato flag stuffs */
+ UBYTE vibtype; /* Vibratos moved from INSTRUMENT to SAMPLE */
+ UBYTE vibsweep;
+ UBYTE vibdepth;
+ UBYTE vibrate;
+ CHAR* samplename; /* name of the sample */
+
+ /* Values used internally only */
+ UWORD avibpos; /* autovibrato pos [player use] */
+ UBYTE divfactor; /* for sample scaling, maintains proper period slides */
+ ULONG seekpos; /* seek position in file */
+ SWORD handle; /* sample handle used by individual drivers */
+} SAMPLE;
+
+/* Sample functions */
+
+MIKMODAPI extern SAMPLE *Sample_Load(CHAR*);
+MIKMODAPI extern SAMPLE *Sample_LoadFP(int);
+MIKMODAPI extern SAMPLE *Sample_LoadGeneric(MREADER*);
+MIKMODAPI extern void Sample_Free(SAMPLE*);
+MIKMODAPI extern SBYTE Sample_Play(SAMPLE*,ULONG,UBYTE);
+
+MIKMODAPI extern void Voice_SetVolume(SBYTE,UWORD);
+MIKMODAPI extern UWORD Voice_GetVolume(SBYTE);
+MIKMODAPI extern void Voice_SetFrequency(SBYTE,ULONG);
+MIKMODAPI extern ULONG Voice_GetFrequency(SBYTE);
+MIKMODAPI extern void Voice_SetPanning(SBYTE,ULONG);
+MIKMODAPI extern ULONG Voice_GetPanning(SBYTE);
+MIKMODAPI extern void Voice_Play(SBYTE,SAMPLE*,ULONG);
+MIKMODAPI extern void Voice_Stop(SBYTE);
+MIKMODAPI extern BOOL Voice_Stopped(SBYTE);
+MIKMODAPI extern SLONG Voice_GetPosition(SBYTE);
+MIKMODAPI extern ULONG Voice_RealVolume(SBYTE);
+
+/*
+ * ========== Internal module representation (UniMod)
+ */
+
+/*
+ Instrument definition - for information only, the only field which may be
+ of use in user programs is the name field
+*/
+
+/* Instrument note count */
+#define INSTNOTES 120
+
+/* Envelope point */
+typedef struct ENVPT {
+ SWORD pos;
+ SWORD val;
+} ENVPT;
+
+/* Envelope point count */
+#define ENVPOINTS 32
+
+/* Instrument structure */
+typedef struct INSTRUMENT {
+ CHAR* insname;
+
+ UBYTE flags;
+ UWORD samplenumber[INSTNOTES];
+ UBYTE samplenote[INSTNOTES];
+
+ UBYTE nnatype;
+ UBYTE dca; /* duplicate check action */
+ UBYTE dct; /* duplicate check type */
+ UBYTE globvol;
+ UWORD volfade;
+ SWORD panning; /* instrument-based panning var */
+
+ UBYTE pitpansep; /* pitch pan separation (0 to 255) */
+ UBYTE pitpancenter; /* pitch pan center (0 to 119) */
+ UBYTE rvolvar; /* random volume varations (0 - 100%) */
+ UBYTE rpanvar; /* random panning varations (0 - 100%) */
+
+ /* volume envelope */
+ UBYTE volflg; /* bit 0: on 1: sustain 2: loop */
+ UBYTE volpts;
+ UBYTE volsusbeg;
+ UBYTE volsusend;
+ UBYTE volbeg;
+ UBYTE volend;
+ ENVPT volenv[ENVPOINTS];
+ /* panning envelope */
+ UBYTE panflg; /* bit 0: on 1: sustain 2: loop */
+ UBYTE panpts;
+ UBYTE pansusbeg;
+ UBYTE pansusend;
+ UBYTE panbeg;
+ UBYTE panend;
+ ENVPT panenv[ENVPOINTS];
+ /* pitch envelope */
+ UBYTE pitflg; /* bit 0: on 1: sustain 2: loop */
+ UBYTE pitpts;
+ UBYTE pitsusbeg;
+ UBYTE pitsusend;
+ UBYTE pitbeg;
+ UBYTE pitend;
+ ENVPT pitenv[ENVPOINTS];
+} INSTRUMENT;
+
+struct MP_CONTROL;
+struct MP_VOICE;
+
+/*
+ Module definition
+*/
+
+/* maximum master channels supported */
+#define UF_MAXCHAN 64
+
+/* Module flags */
+#define UF_XMPERIODS 0x0001 /* XM periods / finetuning */
+#define UF_LINEAR 0x0002 /* LINEAR periods (UF_XMPERIODS must be set) */
+#define UF_INST 0x0004 /* Instruments are used */
+#define UF_NNA 0x0008 /* IT: NNA used, set numvoices rather
+ than numchn */
+#define UF_S3MSLIDES 0x0010 /* uses old S3M volume slides */
+#define UF_BGSLIDES 0x0020 /* continue volume slides in the background */
+#define UF_HIGHBPM 0x0040 /* MED: can use >255 bpm */
+#define UF_NOWRAP 0x0080 /* XM-type (i.e. illogical) pattern break
+ semantics */
+#define UF_ARPMEM 0x0100 /* IT: need arpeggio memory */
+#define UF_FT2QUIRKS 0x0200 /* emulate some FT2 replay quirks */
+#define UF_PANNING 0x0400 /* module uses panning effects or have
+ non-tracker default initial panning */
+
+typedef struct MODULE {
+ /* general module information */
+ CHAR* songname; /* name of the song */
+ CHAR* modtype; /* string type of module loaded */
+ CHAR* comment; /* module comments */
+
+ UWORD flags; /* See module flags above */
+ UBYTE numchn; /* number of module channels */
+ UBYTE numvoices; /* max # voices used for full NNA playback */
+ UWORD numpos; /* number of positions in this song */
+ UWORD numpat; /* number of patterns in this song */
+ UWORD numins; /* number of instruments */
+ UWORD numsmp; /* number of samples */
+struct INSTRUMENT* instruments; /* all instruments */
+struct SAMPLE* samples; /* all samples */
+ UBYTE realchn; /* real number of channels used */
+ UBYTE totalchn; /* total number of channels used (incl NNAs) */
+
+ /* playback settings */
+ UWORD reppos; /* restart position */
+ UBYTE initspeed; /* initial song speed */
+ UWORD inittempo; /* initial song tempo */
+ UBYTE initvolume; /* initial global volume (0 - 128) */
+ UWORD panning[UF_MAXCHAN]; /* panning positions */
+ UBYTE chanvol[UF_MAXCHAN]; /* channel positions */
+ UWORD bpm; /* current beats-per-minute speed */
+ UWORD sngspd; /* current song speed */
+ SWORD volume; /* song volume (0-128) (or user volume) */
+
+ BOOL extspd; /* extended speed flag (default enabled) */
+ BOOL panflag; /* panning flag (default enabled) */
+ BOOL wrap; /* wrap module ? (default disabled) */
+ BOOL loop; /* allow module to loop ? (default enabled) */
+ BOOL fadeout; /* volume fade out during last pattern */
+
+ UWORD patpos; /* current row number */
+ SWORD sngpos; /* current song position */
+ ULONG sngtime; /* current song time in 2^-10 seconds */
+
+ SWORD relspd; /* relative speed factor */
+
+ /* internal module representation */
+ UWORD numtrk; /* number of tracks */
+ UBYTE** tracks; /* array of numtrk pointers to tracks */
+ UWORD* patterns; /* array of Patterns */
+ UWORD* pattrows; /* array of number of rows for each pattern */
+ UWORD* positions; /* all positions */
+
+ BOOL forbid; /* if true, no player update! */
+ UWORD numrow; /* number of rows on current pattern */
+ UWORD vbtick; /* tick counter (counts from 0 to sngspd) */
+ UWORD sngremainder;/* used for song time computation */
+
+struct MP_CONTROL* control; /* Effects Channel info (size pf->numchn) */
+struct MP_VOICE* voice; /* Audio Voice information (size md_numchn) */
+
+ UBYTE globalslide; /* global volume slide rate */
+ UBYTE pat_repcrazy;/* module has just looped to position -1 */
+ UWORD patbrk; /* position where to start a new pattern */
+ UBYTE patdly; /* patterndelay counter (command memory) */
+ UBYTE patdly2; /* patterndelay counter (real one) */
+ SWORD posjmp; /* flag to indicate a jump is needed... */
+ UWORD bpmlimit; /* threshold to detect bpm or speed values */
+} MODULE;
+
+
+/* This structure is used to query current playing voices status */
+typedef struct VOICEINFO {
+ INSTRUMENT* i; /* Current channel instrument */
+ SAMPLE* s; /* Current channel sample */
+ SWORD panning; /* panning position */
+ SBYTE volume; /* channel's "global" volume (0..64) */
+ UWORD period; /* period to play the sample at */
+ UBYTE kick; /* if true = sample has been restarted */
+} VOICEINFO;
+
+/*
+ * ========== Module loaders
+ */
+
+struct MLOADER;
+
+MIKMODAPI extern CHAR* MikMod_InfoLoader(void);
+MIKMODAPI extern void MikMod_RegisterAllLoaders(void);
+MIKMODAPI extern void MikMod_RegisterLoader(struct MLOADER*);
+
+MIKMODAPI extern struct MLOADER load_669; /* 669 and Extended-669 (by Tran/Renaissance) */
+MIKMODAPI extern struct MLOADER load_amf; /* DMP Advanced Module Format (by Otto Chrons) */
+MIKMODAPI extern struct MLOADER load_asy; /* ASYLUM Music Format 1.0 */
+MIKMODAPI extern struct MLOADER load_dsm; /* DSIK internal module format */
+MIKMODAPI extern struct MLOADER load_far; /* Farandole Composer (by Daniel Potter) */
+MIKMODAPI extern struct MLOADER load_gdm; /* General DigiMusic (by Edward Schlunder) */
+MIKMODAPI extern struct MLOADER load_it; /* Impulse Tracker (by Jeffrey Lim) */
+MIKMODAPI extern struct MLOADER load_imf; /* Imago Orpheus (by Lutz Roeder) */
+MIKMODAPI extern struct MLOADER load_med; /* Amiga MED modules (by Teijo Kinnunen) */
+MIKMODAPI extern struct MLOADER load_m15; /* Soundtracker 15-instrument */
+MIKMODAPI extern struct MLOADER load_mod; /* Standard 31-instrument Module loader */
+MIKMODAPI extern struct MLOADER load_mtm; /* Multi-Tracker Module (by Renaissance) */
+MIKMODAPI extern struct MLOADER load_okt; /* Amiga Oktalyzer */
+MIKMODAPI extern struct MLOADER load_stm; /* ScreamTracker 2 (by Future Crew) */
+MIKMODAPI extern struct MLOADER load_stx; /* STMIK 0.2 (by Future Crew) */
+MIKMODAPI extern struct MLOADER load_s3m; /* ScreamTracker 3 (by Future Crew) */
+MIKMODAPI extern struct MLOADER load_ult; /* UltraTracker (by MAS) */
+MIKMODAPI extern struct MLOADER load_uni; /* MikMod and APlayer internal module format */
+MIKMODAPI extern struct MLOADER load_xm; /* FastTracker 2 (by Triton) */
+
+/*
+ * ========== Module player
+ */
+
+MIKMODAPI extern MODULE* Player_Load(CHAR*,int,BOOL);
+MIKMODAPI extern MODULE* Player_LoadFP(int,int,BOOL);
+MIKMODAPI extern MODULE* Player_LoadGeneric(MREADER*,int,BOOL);
+MIKMODAPI extern CHAR* Player_LoadTitle(CHAR*);
+MIKMODAPI extern CHAR* Player_LoadTitleFP(int);
+MIKMODAPI extern void Player_Free(MODULE*);
+MIKMODAPI extern void Player_Start(MODULE*);
+MIKMODAPI extern BOOL Player_Active(void);
+MIKMODAPI extern void Player_Stop(void);
+MIKMODAPI extern void Player_TogglePause(void);
+MIKMODAPI extern BOOL Player_Paused(void);
+MIKMODAPI extern void Player_NextPosition(void);
+MIKMODAPI extern void Player_PrevPosition(void);
+MIKMODAPI extern void Player_SetPosition(UWORD);
+MIKMODAPI extern BOOL Player_Muted(UBYTE);
+MIKMODAPI extern void Player_SetVolume(SWORD);
+MIKMODAPI extern MODULE* Player_GetModule(void);
+MIKMODAPI extern void Player_SetSpeed(UWORD);
+MIKMODAPI extern void Player_SetTempo(UWORD);
+MIKMODAPI extern void Player_Unmute(SLONG,...);
+MIKMODAPI extern void Player_Mute(SLONG,...);
+MIKMODAPI extern void Player_ToggleMute(SLONG,...);
+MIKMODAPI extern int Player_GetChannelVoice(UBYTE);
+MIKMODAPI extern UWORD Player_GetChannelPeriod(UBYTE);
+MIKMODAPI extern int Player_QueryVoices(UWORD numvoices, VOICEINFO *vinfo);
+
+typedef void (MikMod_player)(void);
+typedef MikMod_player *MikMod_player_t;
+
+MIKMODAPI extern MikMod_player_t MikMod_RegisterPlayer(MikMod_player_t);
+
+#define MUTE_EXCLUSIVE 32000
+#define MUTE_INCLUSIVE 32001
+
+/*
+ * ========== Drivers
+ */
+
+enum {
+ MD_MUSIC = 0,
+ MD_SNDFX
+};
+
+enum {
+ MD_HARDWARE = 0,
+ MD_SOFTWARE
+};
+
+/* Mixing flags */
+
+/* These ones take effect only after MikMod_Init or MikMod_Reset */
+#define DMODE_16BITS 0x0001 /* enable 16 bit output */
+#define DMODE_STEREO 0x0002 /* enable stereo output */
+#define DMODE_SOFT_SNDFX 0x0004 /* Process sound effects via software mixer */
+#define DMODE_SOFT_MUSIC 0x0008 /* Process music via software mixer */
+#define DMODE_HQMIXER 0x0010 /* Use high-quality (slower) software mixer */
+#define DMODE_FLOAT 0x0020 /* enable float output */
+/* These take effect immediately. */
+#define DMODE_SURROUND 0x0100 /* enable surround sound */
+#define DMODE_INTERP 0x0200 /* enable interpolation */
+#define DMODE_REVERSE 0x0400 /* reverse stereo */
+
+struct SAMPLOAD;
+typedef struct MDRIVER {
+struct MDRIVER* next;
+ CHAR* Name;
+ CHAR* Version;
+
+ UBYTE HardVoiceLimit; /* Limit of hardware mixer voices */
+ UBYTE SoftVoiceLimit; /* Limit of software mixer voices */
+
+ CHAR *Alias;
+ CHAR *CmdLineHelp;
+
+ void (*CommandLine) (CHAR*);
+ BOOL (*IsPresent) (void);
+ SWORD (*SampleLoad) (struct SAMPLOAD*,int);
+ void (*SampleUnload) (SWORD);
+ ULONG (*FreeSampleSpace) (int);
+ ULONG (*RealSampleLength) (int,struct SAMPLE*);
+ BOOL (*Init) (void);
+ void (*Exit) (void);
+ BOOL (*Reset) (void);
+ BOOL (*SetNumVoices) (void);
+ BOOL (*PlayStart) (void);
+ void (*PlayStop) (void);
+ void (*Update) (void);
+ void (*Pause) (void);
+ void (*VoiceSetVolume) (UBYTE,UWORD);
+ UWORD (*VoiceGetVolume) (UBYTE);
+ void (*VoiceSetFrequency)(UBYTE,ULONG);
+ ULONG (*VoiceGetFrequency)(UBYTE);
+ void (*VoiceSetPanning) (UBYTE,ULONG);
+ ULONG (*VoiceGetPanning) (UBYTE);
+ void (*VoicePlay) (UBYTE,SWORD,ULONG,ULONG,ULONG,ULONG,UWORD);
+ void (*VoiceStop) (UBYTE);
+ BOOL (*VoiceStopped) (UBYTE);
+ SLONG (*VoiceGetPosition) (UBYTE);
+ ULONG (*VoiceRealVolume) (UBYTE);
+} MDRIVER;
+
+/* These variables can be changed at ANY time and results will be immediate */
+MIKMODAPI extern UBYTE md_volume; /* global sound volume (0-128) */
+MIKMODAPI extern UBYTE md_musicvolume; /* volume of song */
+MIKMODAPI extern UBYTE md_sndfxvolume; /* volume of sound effects */
+MIKMODAPI extern UBYTE md_reverb; /* 0 = none; 15 = chaos */
+MIKMODAPI extern UBYTE md_pansep; /* 0 = mono; 128 == 100% (full left/right) */
+
+/* The variables below can be changed at any time, but changes will not be
+ implemented until MikMod_Reset is called. A call to MikMod_Reset may result
+ in a skip or pop in audio (depending on the soundcard driver and the settings
+ changed). */
+MIKMODAPI extern UWORD md_device; /* device */
+MIKMODAPI extern UWORD md_mixfreq; /* mixing frequency */
+MIKMODAPI extern UWORD md_mode; /* mode. See DMODE_? flags above */
+
+/* The following variable should not be changed! */
+MIKMODAPI extern MDRIVER* md_driver; /* Current driver in use. */
+
+/* Known drivers list */
+
+MIKMODAPI extern struct MDRIVER drv_nos; /* no sound */
+MIKMODAPI extern struct MDRIVER drv_pipe; /* piped output */
+MIKMODAPI extern struct MDRIVER drv_raw; /* raw file disk writer [music.raw] */
+MIKMODAPI extern struct MDRIVER drv_stdout; /* output to stdout */
+MIKMODAPI extern struct MDRIVER drv_wav; /* RIFF WAVE file disk writer [music.wav] */
+MIKMODAPI extern struct MDRIVER drv_aiff; /* AIFF file disk writer [music.aiff] */
+
+MIKMODAPI extern struct MDRIVER drv_ultra; /* Linux Ultrasound driver */
+MIKMODAPI extern struct MDRIVER drv_sam9407; /* Linux sam9407 driver */
+
+MIKMODAPI extern struct MDRIVER drv_AF; /* Dec Alpha AudioFile */
+MIKMODAPI extern struct MDRIVER drv_aix; /* AIX audio device */
+MIKMODAPI extern struct MDRIVER drv_alsa; /* Advanced Linux Sound Architecture (ALSA) */
+MIKMODAPI extern struct MDRIVER drv_esd; /* Enlightened sound daemon (EsounD) */
+MIKMODAPI extern struct MDRIVER drv_hp; /* HP-UX audio device */
+MIKMODAPI extern struct MDRIVER drv_oss; /* OpenSound System (Linux,FreeBSD...) */
+MIKMODAPI extern struct MDRIVER drv_sgi; /* SGI audio library */
+MIKMODAPI extern struct MDRIVER drv_sun; /* Sun/NetBSD/OpenBSD audio device */
+
+MIKMODAPI extern struct MDRIVER drv_dart; /* OS/2 Direct Audio RealTime */
+MIKMODAPI extern struct MDRIVER drv_os2; /* OS/2 MMPM/2 */
+
+MIKMODAPI extern struct MDRIVER drv_ds; /* Win32 DirectSound driver */
+MIKMODAPI extern struct MDRIVER drv_win; /* Win32 multimedia API driver */
+
+MIKMODAPI extern struct MDRIVER drv_mac; /* Macintosh Sound Manager driver */
+MIKMODAPI extern struct MDRIVER drv_osx; /* MacOS X CoreAudio Driver */
+
+/*========== Virtual channel mixer interface (for user-supplied drivers only) */
+
+MIKMODAPI extern BOOL VC_Init(void);
+MIKMODAPI extern void VC_Exit(void);
+MIKMODAPI extern BOOL VC_SetNumVoices(void);
+MIKMODAPI extern ULONG VC_SampleSpace(int);
+MIKMODAPI extern ULONG VC_SampleLength(int,SAMPLE*);
+
+MIKMODAPI extern BOOL VC_PlayStart(void);
+MIKMODAPI extern void VC_PlayStop(void);
+
+MIKMODAPI extern SWORD VC_SampleLoad(struct SAMPLOAD*,int);
+MIKMODAPI extern void VC_SampleUnload(SWORD);
+
+MIKMODAPI extern ULONG VC_WriteBytes(SBYTE*,ULONG);
+MIKMODAPI extern ULONG VC_SilenceBytes(SBYTE*,ULONG);
+
+MIKMODAPI extern void VC_VoiceSetVolume(UBYTE,UWORD);
+MIKMODAPI extern UWORD VC_VoiceGetVolume(UBYTE);
+MIKMODAPI extern void VC_VoiceSetFrequency(UBYTE,ULONG);
+MIKMODAPI extern ULONG VC_VoiceGetFrequency(UBYTE);
+MIKMODAPI extern void VC_VoiceSetPanning(UBYTE,ULONG);
+MIKMODAPI extern ULONG VC_VoiceGetPanning(UBYTE);
+MIKMODAPI extern void VC_VoicePlay(UBYTE,SWORD,ULONG,ULONG,ULONG,ULONG,UWORD);
+
+MIKMODAPI extern void VC_VoiceStop(UBYTE);
+MIKMODAPI extern BOOL VC_VoiceStopped(UBYTE);
+MIKMODAPI extern SLONG VC_VoiceGetPosition(UBYTE);
+MIKMODAPI extern ULONG VC_VoiceRealVolume(UBYTE);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+/* ex:set ts=4: */
diff --git a/apps/plugins/mikmod/include/mikmod_internals.h b/apps/plugins/mikmod/include/mikmod_internals.h new file mode 100644 index 0000000..53dd755 --- /dev/null +++ b/apps/plugins/mikmod/include/mikmod_internals.h @@ -0,0 +1,729 @@ +/* MikMod sound library
+ (c) 1998, 1999, 2000 Miodrag Vallat and others - see file AUTHORS for
+ complete list.
+
+ This library is free software; you can redistribute it and/or modify
+ it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 of
+ the License, or (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ 02111-1307, USA.
+*/
+
+/*==============================================================================
+
+ $Id: mikmod_internals.h,v 1.4 2004/02/18 13:29:17 raph Exp $
+
+ MikMod sound library internal definitions
+
+==============================================================================*/
+
+#ifndef _MIKMOD_INTERNALS_H
+#define _MIKMOD_INTERNALS_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef HAVE_MALLOC_H
+#include <malloc.h>
+#endif
+#include <stdarg.h>
+#if defined(__OS2__)||defined(__EMX__)||defined(WIN32)
+#define strcasecmp(s,t) stricmp(s,t)
+#endif
+
+
+#include "plugin.h"
+extern struct plugin_api *rb;
+
+#include <mikmod_build.h>
+
+#ifdef WIN32
+#pragma warning(disable:4761)
+#endif
+
+/*========== More type definitions */
+
+/* SLONGLONG: 64bit, signed */
+typedef long long SLONGLONG;
+
+/*========== Error handling */
+
+#define _mm_errno MikMod_errno
+#define _mm_critical MikMod_critical
+extern MikMod_handler_t _mm_errorhandler;
+
+/*========== Memory allocation */
+
+extern void* _mm_malloc(size_t);
+extern void* _mm_calloc(size_t,size_t);
+#define _mm_free(p) do { if (p) free(p); p = NULL; } while(0)
+
+/*========== MT stuff */
+
+#ifdef HAVE_PTHREAD
+#include <pthread.h>
+#define DECLARE_MUTEX(name) \
+ extern pthread_mutex_t _mm_mutex_##name
+#define MUTEX_LOCK(name) \
+ pthread_mutex_lock(&_mm_mutex_##name)
+#define MUTEX_UNLOCK(name) \
+ pthread_mutex_unlock(&_mm_mutex_##name)
+#elif defined(__OS2__)||defined(__EMX__)
+#define DECLARE_MUTEX(name) \
+ extern HMTX _mm_mutex_##name
+#define MUTEX_LOCK(name) \
+ if(_mm_mutex_##name) \
+ DosRequestMutexSem(_mm_mutex_##name,SEM_INDEFINITE_WAIT)
+#define MUTEX_UNLOCK(name) \
+ if(_mm_mutex_##name) \
+ DosReleaseMutexSem(_mm_mutex_##name)
+#elif defined(WIN32)
+#include <windows.h>
+#define DECLARE_MUTEX(name) \
+ extern HANDLE _mm_mutex_##name
+#define MUTEX_LOCK(name) \
+ if(_mm_mutex_##name) \
+ WaitForSingleObject(_mm_mutex_##name,INFINITE)
+#define MUTEX_UNLOCK(name) \
+ if(_mm_mutex_##name) \
+ ReleaseMutex(_mm_mutex_##name)
+#else
+#define DECLARE_MUTEX(name) \
+ extern void *_mm_mutex_##name
+#define MUTEX_LOCK(name)
+#define MUTEX_UNLOCK(name)
+#endif
+
+DECLARE_MUTEX(lists);
+DECLARE_MUTEX(vars);
+
+/*========== Portable file I/O */
+
+extern MREADER* _mm_new_file_reader(int fp);
+extern void _mm_delete_file_reader(MREADER*);
+
+extern MWRITER* _mm_new_file_writer(int fp);
+extern void _mm_delete_file_writer(MWRITER*);
+
+extern BOOL _mm_FileExists(CHAR *fname);
+
+#define _mm_write_SBYTE(x,y) y->Put(y,(int)x)
+#define _mm_write_UBYTE(x,y) y->Put(y,(int)x)
+
+#define _mm_read_SBYTE(x) (SBYTE)x->Get(x)
+#define _mm_read_UBYTE(x) (UBYTE)x->Get(x)
+
+#define _mm_write_SBYTES(x,y,z) z->Write(z,(void *)x,y)
+#define _mm_write_UBYTES(x,y,z) z->Write(z,(void *)x,y)
+#define _mm_read_SBYTES(x,y,z) z->Read(z,(void *)x,y)
+#define _mm_read_UBYTES(x,y,z) z->Read(z,(void *)x,y)
+
+#define _mm_fseek(x,y,z) x->Seek(x,y,z)
+#define _mm_ftell(x) x->Tell(x)
+#define _mm_rewind(x) _mm_fseek(x,0,SEEK_SET)
+
+#define _mm_eof(x) x->Eof(x)
+
+extern void _mm_iobase_setcur(MREADER*);
+extern void _mm_iobase_revert(void);
+extern int _mm_fopen(CHAR*,int);
+extern int _mm_fclose(int);
+extern void _mm_write_string(CHAR*,MWRITER*);
+extern int _mm_read_string (CHAR*,int,MREADER*);
+
+extern SWORD _mm_read_M_SWORD(MREADER*);
+extern SWORD _mm_read_I_SWORD(MREADER*);
+extern UWORD _mm_read_M_UWORD(MREADER*);
+extern UWORD _mm_read_I_UWORD(MREADER*);
+
+extern SLONG _mm_read_M_SLONG(MREADER*);
+extern SLONG _mm_read_I_SLONG(MREADER*);
+extern ULONG _mm_read_M_ULONG(MREADER*);
+extern ULONG _mm_read_I_ULONG(MREADER*);
+
+extern int _mm_read_M_SWORDS(SWORD*,int,MREADER*);
+extern int _mm_read_I_SWORDS(SWORD*,int,MREADER*);
+extern int _mm_read_M_UWORDS(UWORD*,int,MREADER*);
+extern int _mm_read_I_UWORDS(UWORD*,int,MREADER*);
+
+extern int _mm_read_M_SLONGS(SLONG*,int,MREADER*);
+extern int _mm_read_I_SLONGS(SLONG*,int,MREADER*);
+extern int _mm_read_M_ULONGS(ULONG*,int,MREADER*);
+extern int _mm_read_I_ULONGS(ULONG*,int,MREADER*);
+
+extern void _mm_write_M_SWORD(SWORD,MWRITER*);
+extern void _mm_write_I_SWORD(SWORD,MWRITER*);
+extern void _mm_write_M_UWORD(UWORD,MWRITER*);
+extern void _mm_write_I_UWORD(UWORD,MWRITER*);
+
+extern void _mm_write_M_SLONG(SLONG,MWRITER*);
+extern void _mm_write_I_SLONG(SLONG,MWRITER*);
+extern void _mm_write_M_ULONG(ULONG,MWRITER*);
+extern void _mm_write_I_ULONG(ULONG,MWRITER*);
+
+extern void _mm_write_M_SWORDS(SWORD*,int,MWRITER*);
+extern void _mm_write_I_SWORDS(SWORD*,int,MWRITER*);
+extern void _mm_write_M_UWORDS(UWORD*,int,MWRITER*);
+extern void _mm_write_I_UWORDS(UWORD*,int,MWRITER*);
+
+extern void _mm_write_M_SLONGS(SLONG*,int,MWRITER*);
+extern void _mm_write_I_SLONGS(SLONG*,int,MWRITER*);
+extern void _mm_write_M_ULONGS(ULONG*,int,MWRITER*);
+extern void _mm_write_I_ULONGS(ULONG*,int,MWRITER*);
+
+/*========== Samples */
+
+/* This is a handle of sorts attached to any sample registered with
+ SL_RegisterSample. Generally, this only need be used or changed by the
+ loaders and drivers of mikmod. */
+typedef struct SAMPLOAD {
+ struct SAMPLOAD *next;
+
+ ULONG length; /* length of sample (in samples!) */
+ ULONG loopstart; /* repeat position (relative to start, in samples) */
+ ULONG loopend; /* repeat end */
+ UWORD infmt,outfmt;
+ int scalefactor;
+ SAMPLE* sample;
+ MREADER* reader;
+} SAMPLOAD;
+
+/*========== Sample and waves loading interface */
+
+extern void SL_HalveSample(SAMPLOAD*,int);
+extern void SL_Sample8to16(SAMPLOAD*);
+extern void SL_Sample16to8(SAMPLOAD*);
+extern void SL_SampleSigned(SAMPLOAD*);
+extern void SL_SampleUnsigned(SAMPLOAD*);
+extern BOOL SL_LoadSamples(void);
+extern SAMPLOAD* SL_RegisterSample(SAMPLE*,int,MREADER*);
+extern BOOL SL_Load(void*,SAMPLOAD*,ULONG);
+extern BOOL SL_Init(SAMPLOAD*);
+extern void SL_Exit(SAMPLOAD*);
+
+/*========== Internal module representation (UniMod) interface */
+
+/* number of notes in an octave */
+#define OCTAVE 12
+
+extern void UniSetRow(UBYTE*);
+extern UBYTE UniGetByte(void);
+extern UWORD UniGetWord(void);
+extern UBYTE* UniFindRow(UBYTE*,UWORD);
+extern void UniSkipOpcode(void);
+extern void UniReset(void);
+extern void UniWriteByte(UBYTE);
+extern void UniWriteWord(UWORD);
+extern void UniNewline(void);
+extern UBYTE* UniDup(void);
+extern BOOL UniInit(void);
+extern void UniCleanup(void);
+extern void UniEffect(UWORD,UWORD);
+#define UniInstrument(x) UniEffect(UNI_INSTRUMENT,x)
+#define UniNote(x) UniEffect(UNI_NOTE,x)
+extern void UniPTEffect(UBYTE,UBYTE);
+extern void UniVolEffect(UWORD,UBYTE);
+
+/*========== Module Commands */
+
+enum {
+ /* Simple note */
+ UNI_NOTE = 1,
+ /* Instrument change */
+ UNI_INSTRUMENT,
+ /* Protracker effects */
+ UNI_PTEFFECT0, /* arpeggio */
+ UNI_PTEFFECT1, /* porta up */
+ UNI_PTEFFECT2, /* porta down */
+ UNI_PTEFFECT3, /* porta to note */
+ UNI_PTEFFECT4, /* vibrato */
+ UNI_PTEFFECT5, /* dual effect 3+A */
+ UNI_PTEFFECT6, /* dual effect 4+A */
+ UNI_PTEFFECT7, /* tremolo */
+ UNI_PTEFFECT8, /* pan */
+ UNI_PTEFFECT9, /* sample offset */
+ UNI_PTEFFECTA, /* volume slide */
+ UNI_PTEFFECTB, /* pattern jump */
+ UNI_PTEFFECTC, /* set volume */
+ UNI_PTEFFECTD, /* pattern break */
+ UNI_PTEFFECTE, /* extended effects */
+ UNI_PTEFFECTF, /* set speed */
+ /* Scream Tracker effects */
+ UNI_S3MEFFECTA, /* set speed */
+ UNI_S3MEFFECTD, /* volume slide */
+ UNI_S3MEFFECTE, /* porta down */
+ UNI_S3MEFFECTF, /* porta up */
+ UNI_S3MEFFECTI, /* tremor */
+ UNI_S3MEFFECTQ, /* retrig */
+ UNI_S3MEFFECTR, /* tremolo */
+ UNI_S3MEFFECTT, /* set tempo */
+ UNI_S3MEFFECTU, /* fine vibrato */
+ UNI_KEYOFF, /* note off */
+ /* Fast Tracker effects */
+ UNI_KEYFADE, /* note fade */
+ UNI_VOLEFFECTS, /* volume column effects */
+ UNI_XMEFFECT4, /* vibrato */
+ UNI_XMEFFECT6, /* dual effect 4+A */
+ UNI_XMEFFECTA, /* volume slide */
+ UNI_XMEFFECTE1, /* fine porta up */
+ UNI_XMEFFECTE2, /* fine porta down */
+ UNI_XMEFFECTEA, /* fine volume slide up */
+ UNI_XMEFFECTEB, /* fine volume slide down */
+ UNI_XMEFFECTG, /* set global volume */
+ UNI_XMEFFECTH, /* global volume slide */
+ UNI_XMEFFECTL, /* set envelope position */
+ UNI_XMEFFECTP, /* pan slide */
+ UNI_XMEFFECTX1, /* extra fine porta up */
+ UNI_XMEFFECTX2, /* extra fine porta down */
+ /* Impulse Tracker effects */
+ UNI_ITEFFECTG, /* porta to note */
+ UNI_ITEFFECTH, /* vibrato */
+ UNI_ITEFFECTI, /* tremor (xy not incremented) */
+ UNI_ITEFFECTM, /* set channel volume */
+ UNI_ITEFFECTN, /* slide / fineslide channel volume */
+ UNI_ITEFFECTP, /* slide / fineslide channel panning */
+ UNI_ITEFFECTT, /* slide tempo */
+ UNI_ITEFFECTU, /* fine vibrato */
+ UNI_ITEFFECTW, /* slide / fineslide global volume */
+ UNI_ITEFFECTY, /* panbrello */
+ UNI_ITEFFECTZ, /* resonant filters */
+ UNI_ITEFFECTS0,
+ /* UltraTracker effects */
+ UNI_ULTEFFECT9, /* Sample fine offset */
+ /* OctaMED effects */
+ UNI_MEDSPEED,
+ UNI_MEDEFFECTF1, /* play note twice */
+ UNI_MEDEFFECTF2, /* delay note */
+ UNI_MEDEFFECTF3, /* play note three times */
+ /* Oktalyzer effects */
+ UNI_OKTARP, /* arpeggio */
+
+ UNI_LAST
+};
+
+extern UWORD unioperands[UNI_LAST];
+
+/* IT / S3M Extended SS effects: */
+enum {
+ SS_GLISSANDO = 1,
+ SS_FINETUNE,
+ SS_VIBWAVE,
+ SS_TREMWAVE,
+ SS_PANWAVE,
+ SS_FRAMEDELAY,
+ SS_S7EFFECTS,
+ SS_PANNING,
+ SS_SURROUND,
+ SS_HIOFFSET,
+ SS_PATLOOP,
+ SS_NOTECUT,
+ SS_NOTEDELAY,
+ SS_PATDELAY
+};
+
+/* IT Volume column effects */
+enum {
+ VOL_VOLUME = 1,
+ VOL_PANNING,
+ VOL_VOLSLIDE,
+ VOL_PITCHSLIDEDN,
+ VOL_PITCHSLIDEUP,
+ VOL_PORTAMENTO,
+ VOL_VIBRATO
+};
+
+/* IT resonant filter information */
+
+#define UF_MAXMACRO 0x10
+#define UF_MAXFILTER 0x100
+
+#define FILT_CUT 0x80
+#define FILT_RESONANT 0x81
+
+typedef struct FILTER {
+ UBYTE filter,inf;
+} FILTER;
+
+/*========== Instruments */
+
+/* Instrument format flags */
+#define IF_OWNPAN 1
+#define IF_PITCHPAN 2
+
+/* Envelope flags: */
+#define EF_ON 1
+#define EF_SUSTAIN 2
+#define EF_LOOP 4
+#define EF_VOLENV 8
+
+/* New Note Action Flags */
+#define NNA_CUT 0
+#define NNA_CONTINUE 1
+#define NNA_OFF 2
+#define NNA_FADE 3
+
+#define NNA_MASK 3
+
+#define DCT_OFF 0
+#define DCT_NOTE 1
+#define DCT_SAMPLE 2
+#define DCT_INST 3
+
+#define DCA_CUT 0
+#define DCA_OFF 1
+#define DCA_FADE 2
+
+#define KEY_KICK 0
+#define KEY_OFF 1
+#define KEY_FADE 2
+#define KEY_KILL (KEY_OFF|KEY_FADE)
+
+#define KICK_ABSENT 0
+#define KICK_NOTE 1
+#define KICK_KEYOFF 2
+#define KICK_ENV 4
+
+#define AV_IT 1 /* IT vs. XM vibrato info */
+
+/*========== Playing */
+
+#define POS_NONE (-2) /* no loop position defined */
+
+#define LAST_PATTERN (UWORD)(-1) /* special ``end of song'' pattern */
+
+typedef struct ENVPR {
+ UBYTE flg; /* envelope flag */
+ UBYTE pts; /* number of envelope points */
+ UBYTE susbeg; /* envelope sustain index begin */
+ UBYTE susend; /* envelope sustain index end */
+ UBYTE beg; /* envelope loop begin */
+ UBYTE end; /* envelope loop end */
+ SWORD p; /* current envelope counter */
+ UWORD a; /* envelope index a */
+ UWORD b; /* envelope index b */
+ ENVPT* env; /* envelope points */
+} ENVPR;
+
+typedef struct MP_CHANNEL {
+ INSTRUMENT* i;
+ SAMPLE* s;
+ UBYTE sample; /* which sample number */
+ UBYTE note; /* the audible note as heard, direct rep of period */
+ SWORD outvolume; /* output volume (vol + sampcol + instvol) */
+ SBYTE chanvol; /* channel's "global" volume */
+ UWORD fadevol; /* fading volume rate */
+ SWORD panning; /* panning position */
+ UBYTE kick; /* if true = sample has to be restarted */
+ UBYTE kick_flag; /* kick has been true */
+ UWORD period; /* period to play the sample at */
+ UBYTE nna; /* New note action type + master/slave flags */
+
+ UBYTE volflg; /* volume envelope settings */
+ UBYTE panflg; /* panning envelope settings */
+ UBYTE pitflg; /* pitch envelope settings */
+
+ UBYTE keyoff; /* if true = fade out and stuff */
+ SWORD handle; /* which sample-handle */
+ UBYTE notedelay; /* (used for note delay) */
+ SLONG start; /* The starting byte index in the sample */
+} MP_CHANNEL;
+
+typedef struct MP_CONTROL {
+ struct MP_CHANNEL main;
+
+ struct MP_VOICE *slave; /* Audio Slave of current effects control channel */
+
+ UBYTE slavechn; /* Audio Slave of current effects control channel */
+ UBYTE muted; /* if set, channel not played */
+ UWORD ultoffset; /* fine sample offset memory */
+ UBYTE anote; /* the note that indexes the audible */
+ UBYTE oldnote;
+ SWORD ownper;
+ SWORD ownvol;
+ UBYTE dca; /* duplicate check action */
+ UBYTE dct; /* duplicate check type */
+ UBYTE* row; /* row currently playing on this channel */
+ SBYTE retrig; /* retrig value (0 means don't retrig) */
+ ULONG speed; /* what finetune to use */
+ SWORD volume; /* amiga volume (0 t/m 64) to play the sample at */
+
+ SWORD tmpvolume; /* tmp volume */
+ UWORD tmpperiod; /* tmp period */
+ UWORD wantedperiod; /* period to slide to (with effect 3 or 5) */
+
+ UBYTE arpmem; /* arpeggio command memory */
+ UBYTE pansspd; /* panslide speed */
+ UWORD slidespeed;
+ UWORD portspeed; /* noteslide speed (toneportamento) */
+
+ UBYTE s3mtremor; /* s3m tremor (effect I) counter */
+ UBYTE s3mtronof; /* s3m tremor ontime/offtime */
+ UBYTE s3mvolslide; /* last used volslide */
+ SBYTE sliding;
+ UBYTE s3mrtgspeed; /* last used retrig speed */
+ UBYTE s3mrtgslide; /* last used retrig slide */
+
+ UBYTE glissando; /* glissando (0 means off) */
+ UBYTE wavecontrol;
+
+ SBYTE vibpos; /* current vibrato position */
+ UBYTE vibspd; /* "" speed */
+ UBYTE vibdepth; /* "" depth */
+
+ SBYTE trmpos; /* current tremolo position */
+ UBYTE trmspd; /* "" speed */
+ UBYTE trmdepth; /* "" depth */
+
+ UBYTE fslideupspd;
+ UBYTE fslidednspd;
+ UBYTE fportupspd; /* fx E1 (extra fine portamento up) data */
+ UBYTE fportdnspd; /* fx E2 (extra fine portamento dn) data */
+ UBYTE ffportupspd; /* fx X1 (extra fine portamento up) data */
+ UBYTE ffportdnspd; /* fx X2 (extra fine portamento dn) data */
+
+ ULONG hioffset; /* last used high order of sample offset */
+ UWORD soffset; /* last used low order of sample-offset (effect 9) */
+
+ UBYTE sseffect; /* last used Sxx effect */
+ UBYTE ssdata; /* last used Sxx data info */
+ UBYTE chanvolslide; /* last used channel volume slide */
+
+ UBYTE panbwave; /* current panbrello waveform */
+ UBYTE panbpos; /* current panbrello position */
+ SBYTE panbspd; /* "" speed */
+ UBYTE panbdepth; /* "" depth */
+
+ UWORD newsamp; /* set to 1 upon a sample / inst change */
+ UBYTE voleffect; /* Volume Column Effect Memory as used by IT */
+ UBYTE voldata; /* Volume Column Data Memory */
+
+ SWORD pat_reppos; /* patternloop position */
+ UWORD pat_repcnt; /* times to loop */
+} MP_CONTROL;
+
+/* Used by NNA only player (audio control. AUDTMP is used for full effects
+ control). */
+typedef struct MP_VOICE {
+ struct MP_CHANNEL main;
+
+ ENVPR venv;
+ ENVPR penv;
+ ENVPR cenv;
+
+ UWORD avibpos; /* autovibrato pos */
+ UWORD aswppos; /* autovibrato sweep pos */
+
+ ULONG totalvol; /* total volume of channel (before global mixings) */
+
+ BOOL mflag;
+ SWORD masterchn;
+ UWORD masterperiod;
+
+ MP_CONTROL* master; /* index of "master" effects channel */
+} MP_VOICE;
+
+/*========== Loaders */
+
+typedef struct MLOADER {
+struct MLOADER* next;
+ CHAR* type;
+ CHAR* version;
+ BOOL (*Init)(void);
+ BOOL (*Test)(void);
+ BOOL (*Load)(BOOL);
+ void (*Cleanup)(void);
+ CHAR* (*LoadTitle)(void);
+} MLOADER;
+
+/* internal loader variables */
+extern MREADER* modreader;
+extern UWORD finetune[16];
+extern MODULE of; /* static unimod loading space */
+extern UWORD npertab[7*OCTAVE]; /* used by the original MOD loaders */
+
+extern SBYTE remap[UF_MAXCHAN]; /* for removing empty channels */
+extern UBYTE* poslookup; /* lookup table for pattern jumps after
+ blank pattern removal */
+extern UBYTE poslookupcnt;
+extern UWORD* origpositions;
+
+extern BOOL filters; /* resonant filters in use */
+extern UBYTE activemacro; /* active midi macro number for Sxx */
+extern UBYTE filtermacros[UF_MAXMACRO]; /* midi macro settings */
+extern FILTER filtersettings[UF_MAXFILTER]; /* computed filter settings */
+
+extern int* noteindex;
+
+/*========== Internal loader interface */
+
+extern BOOL ReadComment(UWORD);
+extern BOOL ReadLinedComment(UWORD,UWORD);
+extern BOOL AllocPositions(int);
+extern BOOL AllocPatterns(void);
+extern BOOL AllocTracks(void);
+extern BOOL AllocInstruments(void);
+extern BOOL AllocSamples(void);
+extern CHAR* DupStr(CHAR*,UWORD,BOOL);
+
+/* loader utility functions */
+extern int* AllocLinear(void);
+extern void FreeLinear(void);
+extern int speed_to_finetune(ULONG,int);
+extern void S3MIT_ProcessCmd(UBYTE,UBYTE,unsigned int);
+extern void S3MIT_CreateOrders(BOOL);
+
+/* flags for S3MIT_ProcessCmd */
+#define S3MIT_OLDSTYLE 1 /* behave as old scream tracker */
+#define S3MIT_IT 2 /* behave as impulse tracker */
+#define S3MIT_SCREAM 4 /* enforce scream tracker specific limits */
+
+/* used to convert c4spd to linear XM periods (IT and IMF loaders). */
+extern UWORD getlinearperiod(UWORD,ULONG);
+extern ULONG getfrequency(UWORD,ULONG);
+
+/* loader shared data */
+#define STM_NTRACKERS 3
+extern CHAR *STM_Signatures[STM_NTRACKERS];
+
+/*========== Player interface */
+
+extern BOOL Player_Init(MODULE*);
+extern void Player_Exit(MODULE*);
+extern void Player_HandleTick(void);
+
+/*========== Drivers */
+
+/* max. number of handles a driver has to provide. (not strict) */
+#define MAXSAMPLEHANDLES 384
+
+/* These variables can be changed at ANY time and results will be immediate */
+extern UWORD md_bpm; /* current song / hardware BPM rate */
+
+/* Variables below can be changed via MD_SetNumVoices at any time. However, a
+ call to MD_SetNumVoicess while the driver is active will cause the sound to
+ skip slightly. */
+extern UBYTE md_numchn; /* number of song + sound effects voices */
+extern UBYTE md_sngchn; /* number of song voices */
+extern UBYTE md_sfxchn; /* number of sound effects voices */
+extern UBYTE md_hardchn; /* number of hardware mixed voices */
+extern UBYTE md_softchn; /* number of software mixed voices */
+
+/* This is for use by the hardware drivers only. It points to the registered
+ tickhandler function. */
+extern void (*md_player)(void);
+
+extern SWORD MD_SampleLoad(SAMPLOAD*,int);
+extern void MD_SampleUnload(SWORD);
+extern ULONG MD_SampleSpace(int);
+extern ULONG MD_SampleLength(int,SAMPLE*);
+
+/* uLaw conversion */
+extern void unsignedtoulaw(char *,int);
+
+/* Parameter extraction helper */
+extern CHAR *MD_GetAtom(CHAR*,CHAR*,BOOL);
+
+/* Internal software mixer stuff */
+extern void VC_SetupPointers(void);
+extern BOOL VC1_Init(void);
+extern BOOL VC2_Init(void);
+
+#if defined(unix) || defined(__APPLE__) && defined(__MACH__)
+/* POSIX helper functions */
+extern BOOL MD_Access(CHAR *);
+extern BOOL MD_DropPrivileges(void);
+#endif
+
+/* Macro to define a missing driver, yet allowing binaries to dynamically link
+ with the library without missing symbol errors */
+#define MISSING(a) MDRIVER a = { NULL, NULL, NULL, 0, 0 }
+
+/*========== Prototypes for non-MT safe versions of some public functions */
+
+extern void _mm_registerdriver(struct MDRIVER*);
+extern void _mm_registerloader(struct MLOADER*);
+extern BOOL MikMod_Active_internal(void);
+extern void MikMod_DisableOutput_internal(void);
+extern BOOL MikMod_EnableOutput_internal(void);
+extern void MikMod_Exit_internal(void);
+extern BOOL MikMod_SetNumVoices_internal(int,int);
+extern void Player_Exit_internal(MODULE*);
+extern void Player_Stop_internal(void);
+extern BOOL Player_Paused_internal(void);
+extern void Sample_Free_internal(SAMPLE*);
+extern void Voice_Play_internal(SBYTE,SAMPLE*,ULONG);
+extern void Voice_SetFrequency_internal(SBYTE,ULONG);
+extern void Voice_SetPanning_internal(SBYTE,ULONG);
+extern void Voice_SetVolume_internal(SBYTE,UWORD);
+extern void Voice_Stop_internal(SBYTE);
+extern BOOL Voice_Stopped_internal(SBYTE);
+
+
+/*
+ * Static memory management + rockboxed function calls
+ */
+void* mikmod_malloc(size_t size);
+void* mikmod_calloc(size_t nmemb, size_t size);
+void* mikmod_realloc(void* ptr, size_t size);
+void mikmod_free(void* ptr);
+int mikmod_abs(int num);
+char* mikmod_strdup(const char *srcbuf);
+char* mikmod_strncat(char *dest, const char *src, size_t count);
+char* mikmod_strstr(char *str, char *search);
+int mikmod_toupper(int character);
+int mikmod_isalnum(int character);
+int mikmod_isdigit(char c);
+
+//#define malloc(a) mikmod_malloc(a)
+//#define calloc(a,b) mikmod_calloc(a,b)
+#define free(a) mikmod_free(a)
+#define realloc(a,b) mikmod_realloc(a,b)
+//#define abs(a) mikmod_abs(a)
+#define strdup(a) mikmod_strdup(a)
+#define strncat(a, b, c) mikmod_strncat(a, b, c)
+#define strstr(a, b) mikmod_strstr(a, b)
+#define toupper(a) mikmod_toupper(a)
+#define isalnum(a) mikmod_isalnum(a)
+#define isdigit(a) mikmod_isdigit(a)
+
+
+#define strcpy(a, b) rb->strcpy(a, b)
+#define strncpy(a, b, c) rb->strncpy(a, b, c)
+#define strlen(a) rb->strlen(a)
+#define strrchr(a, b) rb->strrchr(a, b)
+#define strcmp(a, b) rb->strcmp(a, b)
+#define strncmp(a, b, c) rb->strncmp(a, b, c)
+#define strcasecmp(a, b) rb->strcasecmp(a, b)
+#define strncasecmp(a, b, c) rb->strncasecmp(a, b, c)
+#define memset(a, b, c) rb->memset(a, b, c)
+#define memcpy(a, b, c) rb->memcpy(a, b, c)
+#define memmove(a, b, c) rb->memmove(a, b, c)
+
+#define rand() rb->rand()
+#define atoi(a) rb->atoi(a)
+#define strchr(a, b) rb->strchr(a, b)
+#define strcat(a, b) rb->strcat(a, b)
+#define memchr(a, b, c) rb->memchr(a, b, c)
+#define memcmp(a, b, c) rb->memcmp(a, b, c)
+#define strcasestr(a, b) rb->strcasestr(a, b)
+#define strtok_r(a, b, c) rb->strtok_r(a, b, c)
+#define snprintf(a, b, c, args...) rb->snprintf(a, b, c, args)
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
+/* ex:set ts=4: */
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