編集履歴:過去のバージョン

2008/02/10 19:45:53 JST時点でのMusicVillage:MIDIループ再生の内容

  * MusicVillageとは
  RPGツクール2000などに準拠したMIDIを、継ぎ目なしでループ再生できるDLLです。
  
  
  * 配布元
  http://sky_dreamer.at.infoseek.co.jp/softwares/mv.htm
  
  * 最新のバージョン
  2.6（2008/01/14現在）
  
  * 注意点
  float型変数を利用するので、変換モジュールを利用する必要がある。下記URLを参考。
  http://sprocket.babyblue.jp/html/hsp_koneta3.htm#tofloat
  
  * ヘッダファイル
   // MVillage.as
   #uselib "MVillage.dll"
   ;#func MusicVillageInitialize "MusicVillageInitialize"
   #func MVOpenDevice "MVOpenDevice" int, int
   #func MVCloseDevice "MVCloseDevice"
   #func MVLoadMusic "MVLoadMusic" sptr
   #func MVPlayMusic "MVPlayMusic"
   #func MVStopMusic "MVStopMusic"
   #func MVWaitMusic "MVWaitMusic"
   #func MVRestartMusic "MVRestartMusic"
   #func MVGetStatus "MVGetStatus" int
   #func MVSendSysEx "MVSendSysEx" int, int
   #func MVSeek "MVSeek" int
   #func MVOpenSound "MVOpenSound" int, int, sptr
   #func MVCloseSound "MVCloseSound" int
   #func MVPlaySound "MVPlaySound" int, int
   #func MVStopSound "MVStopSound" int
   #func MVWaitSound "MVWaitSound" int
   #func MVRestartSound "MVRestartSound" int
   #func MVSetCaps "MVSetCaps" int, int
   #func MVGetCaps "MVGetCaps" int, int
   #func MVGetVersion "MVGetVersion" int
   #func MVGetIcon "MVGetIcon" int
   #func MVGetErrorString "MVGetErrorString" int, int, int
   #func MVChooseDeviceDialog "MVChooseDeviceDialog" int
   
   //  MusicVillage constant values
   #define MV_SYSEX_GM					0		//  Reset by GM system
   #define MV_SYSEX_GS					-1		//  Reset by GS system
   #define MV_SYSEX_XG					-2		//  Reset by XG system
   #define MV_NO_SINGLE				-1		//  Not use single instrument
   #define MV_MAX_STRING				0x80
   #define MV_INVALID_DEVICE_ID		-2
   #define MV_MIN_TEMPO				0.25
   #define MV_MAX_TEMPO				2.00
   #define MV_MIN_INSTRUMENT			0
   #define MV_MAX_INSTRUMENT			127
   #define MV_MIN_FADE_TIME			1000
   #define MV_MAX_FADE_TIME			10000
   #define MV_DEFAULT_TIMEOUT			1000
   #define MV_MIN_TIMEOUT				100
   #define MV_MAX_TIMEOUT				1000
   #define MV_MIN_VOLUME				0
   #define MV_MAX_VOLUME				100
   
   //  Constant error values - there will be returned by the function calling.
   #define MVERR_NOERROR				0
   #define MVERR_SUCCESS				MVERR_NOERROR
   #define MVERR_RETURNOK				MVERR_NOERROR
   #define MVERR_LACKMEMORY			10
   #define MVERR_SYSTEMERROR			11
   #define MVERR_INITIALIZE			12
   #define MVERR_RETURNCANCEL			13
   #define MVERR_LOAD_STRING			14
   #define MVERR_FAILED_SET_TIMER		19
   #define MVERR_FILE_OPEN				20
   #define MVERR_FILE_INVALID_FORMAT	21
   #define MVERR_FILE_NOT_PCM			22
   #define MVERR_UNSUPPORTED_FORMAT	29
   #define MVERR_DEVICE_OPENED			30
   #define MVERR_DEVICE_CLOSED			31
   #define MVERR_DEVICE_NO_ENTRY		32
   #define MVERR_DEVICE_INVALID_NUMBER	33
   #define MVERR_DEVICE_CANNOT_OPEN	34
   #define MVERR_WAVE_DEVICE_NO_ENTRY	35
   #define MVERR_NOW_PLAYING			40
   #define MVERR_NOT_PLAYING			41
   #define MVERR_TIMEOUT				42
   #define MVERR_INVALID_COMMAND		43
   #define MVERR_INVALID_STATE			44
   #define MVERR_INVALID_HANDLE		45
   #define MVERR_INVALID_PARAMETER		46
   #define MVERR_INVALID_CAPS			47
   #define MVERR_NOBUFFERONMEMORY		48
   #define MVERR_INVALID_CALL_INTERVAL	49
   #define MVERR_NOW_FADINGOUT			50
   #define MVERR_NOW_FADINGIN			51
   #define MVERR_FILE_TOO_LARGE		52
   
   //  Types of MusicVillage capabilities
   #define	MVCAPS_ACTIONFLAG			0		//  For more information, see MVAF_*
   #define	MVCAPS_CALLBACKPTR			1
   #define	MVCAPS_USERPARAM			2
   #define	MVCAPS_TEMPO				3
   #define	MVCAPS_FADEOUT				4		//	Set fade out, and Get command returns true or false of being fade out.
   #define	MVCAPS_FADEIN				5		//  Set fade in, and Get command returns true or false of being fade in.
   #define	MVCAPS_SINGLE				6
   #define	MVCAPS_TIMEOUT				7
   #define	MVCAPS_SHORTMSG				8		//  Send a short message to device through this function, and get a last message sent.
   #define	MVCAPS_VOLUME				9		//  Set and get muster volume
   
   //  Callback messages / sent in dwMsg params	//  Params
   #define MVMSG_DEVICE_OPENERROR		0xFF		//  (LONG)DeviceNumber
   #define MVMSG_DEVICE_OPEN			0x00		//  (LONG)DeviceNumber
   #define MVMSG_DEVICE_CLOSE			0x01		//  NULL
   #define MVMSG_LOAD_FILE				0x02		//  (LPCSTR)lpFileName
   #define MVMSG_PLAY					0x03		//  NULL
   #define MVMSG_STOP					0x04		//  NULL
   #define MVMSG_WAIT					0x05		//  NULL
   #define MVMSG_RESTART				0x06		//  (DWORD)Restart Point
   #define MVMSG_LOOP					0x07		//  NULL
   #define MVMSG_FADEOUT				0x08		//  NULL
   #define MVMSG_FADEIN				0x09		//  NULL
   
   //  Constant values of state in MusicVillage
   #define MVS_EMPTY					-1		//  Device has not opened.
   #define MVS_NOMSG					0		//  Device has opened, but music data has not read.
   #define MVS_PLAYING					1
   #define MVS_WAIT					2
   #define MVS_STOP					3
   
   //  Flags of MVCAPS_ACTIONFLAG
   #define MVAF_GMRESET				0x0001	//  --------
   #define MVAF_GSRESET				0x0002	//  Cannot exclusive.
   #define MVAF_XGRESET				0x0004	//  --------
   #define MVAF_NOSENDSYSEX			0x0010
   
   //  Flags for CDDLG struct in dwFlags member
   //    NOTE: Under 7 bits are masks to access to the member
   #define CDDF_HWNDPARENT				0x0001
   #define CDDF_DEVICENAME				0x0002
   #define CDDF_HOOKPROC				0x0004
   //    NOTE: Upper 8 bits are flags of actions
   #define CDDF_RESERVED				0x0100
   #define CDDF_INITIALIZE_DEVICE		0x0200
   #define CDDF_HIDEMIDIMAPPER			0x0400
   #define CDDF_ACTIVEUPDATE			0x0800
   
   //  Play back flags for Wave sound.
   #define PBO_PLAYBACK				0x80000000		//  This flag is used in MusicVillage. A Client application don't have to use this.
   #define PBO_USE_LOOP_BEGIN			0x00000001		//  Enable the chunk 'LPBn'
   #define PBO_USE_LOOP_END			0x00000002		//  Enable the chunk 'LBEd'
   #define PBO_LOOP					0x00000004		//  Sound is repeated when the playing finishes.
   
   // macro
   #define ctype DLLVERSION_MAJOR(%1)			(((%1) & 0xFF000000) >> 24)
   #define ctype DLLVERSION_MINOR(%1)			(((%1) & 0x00FF0000) >> 16)
   #define ctype DLLVERSION_BUILD(%1)			(((%1) & 0x0000FFFF) >>  0)