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{ BASS 2.2 Audio Library, (c) 1999-2005 Ian Luck. Please report bugs/suggestions/etc... to bass@un4seen.com See the BASS.CHM file for more complete documentation How to install ---------------- Copy DYNAMIC_BASS.PAS to the \LIB subdirectory of your Delphi path or your project dir Call Load_BASSDLL (eg. in FormCreate) to load BASS before using any functions, and Unload_BASSDLL (eg. in FormDestory) to unload it when you're done. } unit Dynamic_Bass; interface uses Windows, SysUtils; const // Use these to test for error from functions that return a DWORD or QWORD DW_ERROR = Cardinal(-1); // -1 (DWORD) QW_ERROR = Int64(-1); // -1 (QWORD) // Error codes returned by BASS_GetErrorCode() BASS_OK = 0; // all is OK BASS_ERROR_MEM = 1; // memory error BASS_ERROR_FILEOPEN = 2; // can't open the file BASS_ERROR_DRIVER = 3; // can't find a free sound driver BASS_ERROR_BUFLOST = 4; // the sample buffer was lost - please report this! BASS_ERROR_HANDLE = 5; // invalid handle BASS_ERROR_FORMAT = 6; // unsupported sample format BASS_ERROR_POSITION = 7; // invalid playback position BASS_ERROR_INIT = 8; // BASS_Init has not been successfully called BASS_ERROR_START = 9; // BASS_Start has not been successfully called BASS_ERROR_ALREADY = 14; // already initialized/paused/whatever BASS_ERROR_NOPAUSE = 16; // not paused BASS_ERROR_NOCHAN = 18; // can't get a free channel BASS_ERROR_ILLTYPE = 19; // an illegal type was specified BASS_ERROR_ILLPARAM = 20; // an illegal parameter was specified BASS_ERROR_NO3D = 21; // no 3D support BASS_ERROR_NOEAX = 22; // no EAX support BASS_ERROR_DEVICE = 23; // illegal device number BASS_ERROR_NOPLAY = 24; // not playing BASS_ERROR_FREQ = 25; // illegal sample rate BASS_ERROR_NOTFILE = 27; // the stream is not a file stream BASS_ERROR_NOHW = 29; // no hardware voices available BASS_ERROR_EMPTY = 31; // the MOD music has no sequence data BASS_ERROR_NONET = 32; // no internet connection could be opened BASS_ERROR_CREATE = 33; // couldn't create the file BASS_ERROR_NOFX = 34; // effects are not enabled BASS_ERROR_PLAYING = 35; // the channel is playing BASS_ERROR_NOTAVAIL = 37; // requested data is not available BASS_ERROR_DECODE = 38; // the channel is a "decoding channel" BASS_ERROR_DX = 39; // a sufficient DirectX version is not installed BASS_ERROR_TIMEOUT = 40; // connection timedout BASS_ERROR_FILEFORM = 41; // unsupported file format BASS_ERROR_SPEAKER = 42; // unavailable speaker BASS_ERROR_UNKNOWN = -1; // some other mystery error // Initialization flags BASS_DEVICE_8BITS = 1; // use 8 bit resolution, else 16 bit BASS_DEVICE_MONO = 2; // use mono, else stereo BASS_DEVICE_3D = 4; // enable 3D functionality { If the BASS_DEVICE_3D flag is not specified when initilizing BASS, then the 3D flags (BASS_SAMPLE_3D and BASS_MUSIC_3D) are ignored when loading/creating a sample/stream/music. } BASS_DEVICE_LATENCY = 256; // calculate device latency (BASS_INFO struct) BASS_DEVICE_SPEAKERS = 2048; // force enabling of speaker assignment // DirectSound interfaces (for use with BASS_GetDSoundObject) BASS_OBJECT_DS = 1; // IDirectSound BASS_OBJECT_DS3DL = 2; // IDirectSound3DListener // BASS_INFO flags (from DSOUND.H) DSCAPS_CONTINUOUSRATE = $00000010; { supports all sample rates between min/maxrate } DSCAPS_EMULDRIVER = $00000020; { device does NOT have hardware DirectSound support } DSCAPS_CERTIFIED = $00000040; { device driver has been certified by Microsoft } { The following flags tell what type of samples are supported by HARDWARE mixing, all these formats are supported by SOFTWARE mixing } DSCAPS_SECONDARYMONO = $00000100; // mono DSCAPS_SECONDARYSTEREO = $00000200; // stereo DSCAPS_SECONDARY8BIT = $00000400; // 8 bit DSCAPS_SECONDARY16BIT = $00000800; // 16 bit // BASS_RECORDINFO flags (from DSOUND.H) DSCCAPS_EMULDRIVER = DSCAPS_EMULDRIVER; { device does NOT have hardware DirectSound recording support } DSCCAPS_CERTIFIED = DSCAPS_CERTIFIED; { device driver has been certified by Microsoft } // defines for formats field of BASS_RECORDINFO (from MMSYSTEM.H) WAVE_FORMAT_1M08 = $00000001; // 11.025 kHz, Mono, 8-bit WAVE_FORMAT_1S08 = $00000002; // 11.025 kHz, Stereo, 8-bit WAVE_FORMAT_1M16 = $00000004; // 11.025 kHz, Mono, 16-bit WAVE_FORMAT_1S16 = $00000008; // 11.025 kHz, Stereo, 16-bit WAVE_FORMAT_2M08 = $00000010; // 22.05 kHz, Mono, 8-bit WAVE_FORMAT_2S08 = $00000020; // 22.05 kHz, Stereo, 8-bit WAVE_FORMAT_2M16 = $00000040; // 22.05 kHz, Mono, 16-bit WAVE_FORMAT_2S16 = $00000080; // 22.05 kHz, Stereo, 16-bit WAVE_FORMAT_4M08 = $00000100; // 44.1 kHz, Mono, 8-bit WAVE_FORMAT_4S08 = $00000200; // 44.1 kHz, Stereo, 8-bit WAVE_FORMAT_4M16 = $00000400; // 44.1 kHz, Mono, 16-bit WAVE_FORMAT_4S16 = $00000800; // 44.1 kHz, Stereo, 16-bit // Sample info flags BASS_SAMPLE_8BITS = 1; // 8 bit BASS_SAMPLE_FLOAT = 256; // 32-bit floating-point BASS_SAMPLE_MONO = 2; // mono, else stereo BASS_SAMPLE_LOOP = 4; // looped BASS_SAMPLE_3D = 8; // 3D functionality enabled BASS_SAMPLE_SOFTWARE = 16; // it's NOT using hardware mixing BASS_SAMPLE_MUTEMAX = 32; // muted at max distance (3D only) BASS_SAMPLE_VAM = 64; // uses the DX7 voice allocation & management BASS_SAMPLE_FX = 128; // old implementation of DX8 effects are enabled BASS_SAMPLE_OVER_VOL = $10000; // override lowest volume BASS_SAMPLE_OVER_POS = $20000; // override longest playing BASS_SAMPLE_OVER_DIST = $30000; // override furthest from listener (3D only) BASS_STREAM_PRESCAN = $20000; // enable pin-point seeking (MP3/MP2/MP1) BASS_MP3_SETPOS = BASS_STREAM_PRESCAN; BASS_STREAM_AUTOFREE = $40000; // automatically free the stream when it stop/ends BASS_STREAM_RESTRATE = $80000; // restrict the download rate of internet file streams BASS_STREAM_BLOCK = $100000;// download/play internet file stream in small blocks BASS_STREAM_DECODE = $200000;// don't play the stream, only decode (BASS_ChannelGetData) BASS_STREAM_STATUS = $800000;// give server status info (HTTP/ICY tags) in DOWNLOADPROC BASS_MUSIC_FLOAT = BASS_SAMPLE_FLOAT; // 32-bit floating-point BASS_MUSIC_MONO = BASS_SAMPLE_MONO; // force mono mixing (less CPU usage) BASS_MUSIC_LOOP = BASS_SAMPLE_LOOP; // loop music BASS_MUSIC_3D = BASS_SAMPLE_3D; // enable 3D functionality BASS_MUSIC_FX = BASS_SAMPLE_FX; // enable old implementation of DX8 effects BASS_MUSIC_AUTOFREE = BASS_STREAM_AUTOFREE; // automatically free the music when it stop/ends BASS_MUSIC_DECODE = BASS_STREAM_DECODE; // don't play the music, only decode (BASS_ChannelGetData) BASS_MUSIC_PRESCAN = BASS_STREAM_PRESCAN; // calculate playback length BASS_MUSIC_CALCLEN = BASS_MUSIC_PRESCAN; BASS_MUSIC_RAMP = $200; // normal ramping BASS_MUSIC_RAMPS = $400; // sensitive ramping BASS_MUSIC_SURROUND = $800; // surround sound BASS_MUSIC_SURROUND2 = $1000; // surround sound (mode 2) BASS_MUSIC_FT2MOD = $2000; // play .MOD as FastTracker 2 does BASS_MUSIC_PT1MOD = $4000; // play .MOD as ProTracker 1 does BASS_MUSIC_NONINTER = $10000; // non-interpolated mixing BASS_MUSIC_POSRESET = $8000; // stop all notes when moving position BASS_MUSIC_POSRESETEX = $400000; // stop all notes and reset bmp/etc when moving position BASS_MUSIC_STOPBACK = $80000; // stop the music on a backwards jump effect BASS_MUSIC_NOSAMPLE = $100000; // don't load the samples // Speaker assignment flags BASS_SPEAKER_FRONT = $1000000; // front speakers BASS_SPEAKER_REAR = $2000000; // rear/side speakers BASS_SPEAKER_CENLFE = $3000000; // center & LFE speakers (5.1) BASS_SPEAKER_REAR2 = $4000000; // rear center speakers (7.1) BASS_SPEAKER_LEFT = $10000000; // modifier: left BASS_SPEAKER_RIGHT = $20000000; // modifier: right BASS_SPEAKER_FRONTLEFT = BASS_SPEAKER_FRONT or BASS_SPEAKER_LEFT; BASS_SPEAKER_FRONTRIGHT = BASS_SPEAKER_FRONT or BASS_SPEAKER_RIGHT; BASS_SPEAKER_REARLEFT = BASS_SPEAKER_REAR or BASS_SPEAKER_LEFT; BASS_SPEAKER_REARRIGHT = BASS_SPEAKER_REAR or BASS_SPEAKER_RIGHT; BASS_SPEAKER_CENTER = BASS_SPEAKER_CENLFE or BASS_SPEAKER_LEFT; BASS_SPEAKER_LFE = BASS_SPEAKER_CENLFE or BASS_SPEAKER_RIGHT; BASS_SPEAKER_REAR2LEFT = BASS_SPEAKER_REAR2 or BASS_SPEAKER_LEFT; BASS_SPEAKER_REAR2RIGHT = BASS_SPEAKER_REAR2 or BASS_SPEAKER_RIGHT; BASS_UNICODE = $80000000; BASS_RECORD_PAUSE = $8000; // start recording paused // DX7 voice allocation flags BASS_VAM_HARDWARE = 1; { Play the sample in hardware. If no hardware voices are available then the "play" call will fail } BASS_VAM_SOFTWARE = 2; { Play the sample in software (ie. non-accelerated). No other VAM flags may be used together with this flag. } // DX7 voice management flags { These flags enable hardware resource stealing... if the hardware has no available voices, a currently playing buffer will be stopped to make room for the new buffer. NOTE: only samples loaded/created with the BASS_SAMPLE_VAM flag are considered for termination by the DX7 voice management. } BASS_VAM_TERM_TIME = 4; { If there are no free hardware voices, the buffer to be terminated will be the one with the least time left to play. } BASS_VAM_TERM_DIST = 8; { If there are no free hardware voices, the buffer to be terminated will be one that was loaded/created with the BASS_SAMPLE_MUTEMAX flag and is beyond it's max distance. If there are no buffers that match this criteria, then the "play" call will fail. } BASS_VAM_TERM_PRIO = 16; { If there are no free hardware voices, the buffer to be terminated will be the one with the lowest priority. } // BASS_CHANNELINFO types BASS_CTYPE_SAMPLE = 1; BASS_CTYPE_RECORD = 2; BASS_CTYPE_STREAM = $10000; BASS_CTYPE_STREAM_WAV = $10001; BASS_CTYPE_STREAM_OGG = $10002; BASS_CTYPE_STREAM_MP1 = $10003; BASS_CTYPE_STREAM_MP2 = $10004; BASS_CTYPE_STREAM_MP3 = $10005; BASS_CTYPE_STREAM_AIFF = $10006; BASS_CTYPE_MUSIC_MOD = $20000; BASS_CTYPE_MUSIC_MTM = $20001; BASS_CTYPE_MUSIC_S3M = $20002; BASS_CTYPE_MUSIC_XM = $20003; BASS_CTYPE_MUSIC_IT = $20004; BASS_CTYPE_MUSIC_MO3 = $00100; // mo3 flag // 3D channel modes BASS_3DMODE_NORMAL = 0; { normal 3D processing } BASS_3DMODE_RELATIVE = 1; { The channel's 3D position (position/velocity/ orientation) are relative to the listener. When the listener's position/velocity/orientation is changed with BASS_Set3DPosition, the channel's position relative to the listener does not change. } BASS_3DMODE_OFF = 2; { Turn off 3D processing on the channel, the sound will be played in the center. } // EAX environments, use with BASS_SetEAXParameters EAX_ENVIRONMENT_OFF = -1; EAX_ENVIRONMENT_GENERIC = 0; EAX_ENVIRONMENT_PADDEDCELL = 1; EAX_ENVIRONMENT_ROOM = 2; EAX_ENVIRONMENT_BATHROOM = 3; EAX_ENVIRONMENT_LIVINGROOM = 4; EAX_ENVIRONMENT_STONEROOM = 5; EAX_ENVIRONMENT_AUDITORIUM = 6; EAX_ENVIRONMENT_CONCERTHALL = 7; EAX_ENVIRONMENT_CAVE = 8; EAX_ENVIRONMENT_ARENA = 9; EAX_ENVIRONMENT_HANGAR = 10; EAX_ENVIRONMENT_CARPETEDHALLWAY = 11; EAX_ENVIRONMENT_HALLWAY = 12; EAX_ENVIRONMENT_STONECORRIDOR = 13; EAX_ENVIRONMENT_ALLEY = 14; EAX_ENVIRONMENT_FOREST = 15; EAX_ENVIRONMENT_CITY = 16; EAX_ENVIRONMENT_MOUNTAINS = 17; EAX_ENVIRONMENT_QUARRY = 18; EAX_ENVIRONMENT_PLAIN = 19; EAX_ENVIRONMENT_PARKINGLOT = 20; EAX_ENVIRONMENT_SEWERPIPE = 21; EAX_ENVIRONMENT_UNDERWATER = 22; EAX_ENVIRONMENT_DRUGGED = 23; EAX_ENVIRONMENT_DIZZY = 24; EAX_ENVIRONMENT_PSYCHOTIC = 25; // total number of environments EAX_ENVIRONMENT_COUNT = 26; // software 3D mixing algorithm modes (used with BASS_Set3DAlgorithm) BASS_3DALG_DEFAULT = 0; { default algorithm (currently translates to BASS_3DALG_OFF) } BASS_3DALG_OFF = 1; { Uses normal left and right panning. The vertical axis is ignored except for scaling of volume due to distance. Doppler shift and volume scaling are still applied, but the 3D filtering is not performed. This is the most CPU efficient software implementation, but provides no virtual 3D audio effect. Head Related Transfer Function processing will not be done. Since only normal stereo panning is used, a channel using this algorithm may be accelerated by a 2D hardware voice if no free 3D hardware voices are available. } BASS_3DALG_FULL = 2; { This algorithm gives the highest quality 3D audio effect, but uses more CPU. Requires Windows 98 2nd Edition or Windows 2000 that uses WDM drivers, if this mode is not available then BASS_3DALG_OFF will be used instead. } BASS_3DALG_LIGHT = 3; { This algorithm gives a good 3D audio effect, and uses less CPU than the FULL mode. Requires Windows 98 2nd Edition or Windows 2000 that uses WDM drivers, if this mode is not available then BASS_3DALG_OFF will be used instead. } { Sync types (with BASS_ChannelSetSync() "param" and SYNCPROC "data" definitions) & flags. } BASS_SYNC_POS = 0; { Sync when a channel reaches a position. param: position in bytes data : not used } BASS_SYNC_END = 2; { Sync when a channel reaches the end. param: not used data : not used } BASS_SYNC_META = 4; { Sync when metadata is received in a stream. param: not used data : pointer to the metadata } BASS_SYNC_SLIDE = 5; { Sync when an attribute slide is completed. param: not used data : the type of slide completed (one of the BASS_SLIDE_xxx values) } BASS_SYNC_STALL = 6; { Sync when playback has stalled. param: not used data : 0=stalled, 1=resumed } BASS_SYNC_DOWNLOAD = 7; { Sync when downloading of an internet (or "buffered" user file) stream has ended. param: not used data : not used } BASS_SYNC_FREE = 8; { Sync when a channel is freed. param: not used data : not used } BASS_SYNC_MUSICPOS = 10; { Sync when a MOD music reaches an order:row position. param: LOWORD=order (0=first, -1=all) HIWORD=row (0=first, -1=all) data : LOWORD=order HIWORD=row } BASS_SYNC_MUSICINST = 1; { Sync when an instrument (sample for the non-instrument based formats) is played in a MOD music (not including retrigs). param: LOWORD=instrument (1=first) HIWORD=note (0=c0...119=b9, -1=all) data : LOWORD=note HIWORD=volume (0-64) } BASS_SYNC_MUSICFX = 3; { Sync when the "sync" effect (XM/MTM/MOD: E8x/Wxx, IT/S3M: S2x) is used. param: 0:data=pos, 1:data="x" value data : param=0: LOWORD=order HIWORD=row, param=1: "x" value } BASS_SYNC_MESSAGE = $20000000; { FLAG: post a Windows message (instead of callback) When using a window message "callback", the message to post is given in the "proc" parameter of BASS_ChannelSetSync, and is posted to the window specified in the BASS_Init call. The message parameters are: WPARAM = data, LPARAM = user. } BASS_SYNC_MIXTIME = $40000000; { FLAG: sync at mixtime, else at playtime } BASS_SYNC_ONETIME = $80000000; { FLAG: sync only once, else continuously } // BASS_ChannelIsActive return values BASS_ACTIVE_STOPPED = 0; BASS_ACTIVE_PLAYING = 1; BASS_ACTIVE_STALLED = 2; BASS_ACTIVE_PAUSED = 3; // BASS_ChannelIsSliding return flags BASS_SLIDE_FREQ = 1; BASS_SLIDE_VOL = 2; BASS_SLIDE_PAN = 4; // BASS_ChannelGetData flags BASS_DATA_AVAILABLE = 0; // query how much data is buffered BASS_DATA_FLOAT = $40000000; // flag: return floating-point sample data BASS_DATA_FFT512 = $80000000; // 512 sample FFT BASS_DATA_FFT1024 = $80000001; // 1024 FFT BASS_DATA_FFT2048 = $80000002; // 2048 FFT BASS_DATA_FFT4096 = $80000003; // 4096 FFT BASS_DATA_FFT_INDIVIDUAL = $10; // FFT flag: FFT for each channel, else all combined BASS_DATA_FFT_NOWINDOW = $20; // FFT flag: no Hanning window // BASS_StreamGetTags flags : what's returned BASS_TAG_ID3 = 0; // ID3v1 tags : 128 byte block BASS_TAG_ID3V2 = 1; // ID3v2 tags : variable length block BASS_TAG_OGG = 2; // OGG comments : array of null-terminated strings BASS_TAG_HTTP = 3; // HTTP headers : array of null-terminated strings BASS_TAG_ICY = 4; // ICY headers : array of null-terminated strings BASS_TAG_META = 5; // ICY metadata : null-terminated string BASS_FX_CHORUS = 0; // GUID_DSFX_STANDARD_CHORUS BASS_FX_COMPRESSOR = 1; // GUID_DSFX_STANDARD_COMPRESSOR BASS_FX_DISTORTION = 2; // GUID_DSFX_STANDARD_DISTORTION BASS_FX_ECHO = 3; // GUID_DSFX_STANDARD_ECHO BASS_FX_FLANGER = 4; // GUID_DSFX_STANDARD_FLANGER BASS_FX_GARGLE = 5; // GUID_DSFX_STANDARD_GARGLE BASS_FX_I3DL2REVERB = 6; // GUID_DSFX_STANDARD_I3DL2REVERB BASS_FX_PARAMEQ = 7; // GUID_DSFX_STANDARD_PARAMEQ BASS_FX_REVERB = 8; // GUID_DSFX_WAVES_REVERB BASS_FX_PHASE_NEG_180 = 0; BASS_FX_PHASE_NEG_90 = 1; BASS_FX_PHASE_ZERO = 2; BASS_FX_PHASE_90 = 3; BASS_FX_PHASE_180 = 4; // BASS_RecordSetInput flags BASS_INPUT_OFF = $10000; BASS_INPUT_ON = $20000; BASS_INPUT_LEVEL = $40000; BASS_INPUT_TYPE_MASK = $ff000000; BASS_INPUT_TYPE_UNDEF = $00000000; BASS_INPUT_TYPE_DIGITAL = $01000000; BASS_INPUT_TYPE_LINE = $02000000; BASS_INPUT_TYPE_MIC = $03000000; BASS_INPUT_TYPE_SYNTH = $04000000; BASS_INPUT_TYPE_CD = $05000000; BASS_INPUT_TYPE_PHONE = $06000000; BASS_INPUT_TYPE_SPEAKER = $07000000; BASS_INPUT_TYPE_WAVE = $08000000; BASS_INPUT_TYPE_AUX = $09000000; BASS_INPUT_TYPE_ANALOG = $0a000000; // BASS_SetNetConfig flags BASS_NET_TIMEOUT = 0; BASS_NET_BUFFER = 1; // BASS_StreamGetFilePosition modes BASS_FILEPOS_CURRENT = 0; BASS_FILEPOS_DECODE = BASS_FILEPOS_CURRENT; BASS_FILEPOS_DOWNLOAD = 1; BASS_FILEPOS_END = 2; BASS_FILEPOS_START = 3; // STREAMFILEPROC actions BASS_FILE_CLOSE = 0; BASS_FILE_READ = 1; BASS_FILE_LEN = 3; BASS_FILE_SEEK = 4; BASS_STREAMPROC_END = $80000000; // end of user stream flag // BASS_MusicSet/GetAttribute options BASS_MUSIC_ATTRIB_AMPLIFY = 0; BASS_MUSIC_ATTRIB_PANSEP = 1; BASS_MUSIC_ATTRIB_PSCALER = 2; BASS_MUSIC_ATTRIB_BPM = 3; BASS_MUSIC_ATTRIB_SPEED = 4; BASS_MUSIC_ATTRIB_VOL_GLOBAL = 5; BASS_MUSIC_ATTRIB_VOL_CHAN = $100; // + channel # BASS_MUSIC_ATTRIB_VOL_INST = $200; // + instrument # // BASS_Set/GetConfig options BASS_CONFIG_BUFFER = 0; BASS_CONFIG_UPDATEPERIOD = 1; BASS_CONFIG_MAXVOL = 3; BASS_CONFIG_GVOL_SAMPLE = 4; BASS_CONFIG_GVOL_STREAM = 5; BASS_CONFIG_GVOL_MUSIC = 6; BASS_CONFIG_CURVE_VOL = 7; BASS_CONFIG_CURVE_PAN = 8; BASS_CONFIG_FLOATDSP = 9; BASS_CONFIG_3DALGORITHM = 10; BASS_CONFIG_NET_TIMEOUT = 11; BASS_CONFIG_NET_BUFFER = 12; BASS_CONFIG_PAUSE_NOPLAY = 13; BASS_CONFIG_NET_NOPROXY = 14; BASS_CONFIG_NET_PREBUF = 15; type DWORD = cardinal; BOOL = LongBool; FLOAT = Single; QWORD = int64; // 64-bit (replace "int64" with "comp" if using Delphi 3) HMUSIC = DWORD; // MOD music handle HSAMPLE = DWORD; // sample handle HCHANNEL = DWORD; // playing sample's channel handle HSTREAM = DWORD; // sample stream handle HRECORD = DWORD; // recording handle HSYNC = DWORD; // synchronizer handle HDSP = DWORD; // DSP handle HFX = DWORD; // DX8 effect handle HPLUGIN = DWORD; // Plugin handle BASS_INFO = record flags: DWORD; // device capabilities (DSCAPS_xxx flags) hwsize: DWORD; // size of total device hardware memory hwfree: DWORD; // size of free device hardware memory freesam: DWORD; // number of free sample slots in the hardware free3d: DWORD; // number of free 3D sample slots in the hardware minrate: DWORD; // min sample rate supported by the hardware maxrate: DWORD; // max sample rate supported by the hardware eax: BOOL; // device supports EAX? (always FALSE if BASS_DEVICE_3D was not used) minbuf: DWORD; // recommended minimum buffer length in ms (requires BASS_DEVICE_LATENCY) dsver: DWORD; // DirectSound version latency: DWORD; // delay (in ms) before start of playback (requires BASS_DEVICE_LATENCY) initflags: DWORD; // "flags" parameter of BASS_Init call speakers: DWORD; // number of speakers available driver: PChar; // driver end; BASS_RECORDINFO = record flags: DWORD; // device capabilities (DSCCAPS_xxx flags) formats: DWORD; // supported standard formats (WAVE_FORMAT_xxx flags) inputs: DWORD; // number of inputs singlein: BOOL; // only 1 input can be set at a time driver: PChar; // driver end; BASS_CHANNELINFO = record freq: DWORD; // default playback rate chans: DWORD; // channels flags: DWORD; // BASS_SAMPLE/STREAM/MUSIC/SPEAKER flags ctype: DWORD; // type of channel origres: DWORD; // original resolution end; // Sample info structure BASS_SAMPLE = record freq: DWORD; // default playback rate volume: DWORD; // default volume (0-100) pan: Integer; // default pan (-100=left, 0=middle, 100=right) flags: DWORD; // BASS_SAMPLE_xxx flags length: DWORD; // length (in samples, not bytes) max: DWORD; // maximum simultaneous playbacks origres: DWORD; // original resolution chans: DWORD; // number of channels { The following are the sample's default 3D attributes (if the sample is 3D, BASS_SAMPLE_3D is in flags) see BASS_ChannelSet3DAttributes } mode3d: DWORD; // BASS_3DMODE_xxx mode mindist: FLOAT; // minimum distance maxdist: FLOAT; // maximum distance iangle: DWORD; // angle of inside projection cone oangle: DWORD; // angle of outside projection cone outvol: DWORD; // delta-volume outside the projection cone { The following are the defaults used if the sample uses the DirectX 7 voice allocation/management features. } vam: DWORD; // voice allocation/management flags (BASS_VAM_xxx) priority: DWORD; // priority (0=lowest, $ffffffff=highest) end; // 3D vector (for 3D positions/velocities/orientations) BASS_3DVECTOR = record x: FLOAT; // +=right, -=left y: FLOAT; // +=up, -=down z: FLOAT; // +=front, -=behind end; BASS_FXCHORUS = record fWetDryMix: FLOAT; fDepth: FLOAT; fFeedback: FLOAT; fFrequency: FLOAT; lWaveform: DWORD; // 0=triangle, 1=sine fDelay: FLOAT; lPhase: DWORD; // BASS_FX_PHASE_xxx end; BASS_FXCOMPRESSOR = record fGain: FLOAT; fAttack: FLOAT; fRelease: FLOAT; fThreshold: FLOAT; fRatio: FLOAT; fPredelay: FLOAT; end; BASS_FXDISTORTION = record fGain: FLOAT; fEdge: FLOAT; fPostEQCenterFrequency: FLOAT; fPostEQBandwidth: FLOAT; fPreLowpassCutoff: FLOAT; end; BASS_FXECHO = record fWetDryMix: FLOAT; fFeedback: FLOAT; fLeftDelay: FLOAT; fRightDelay: FLOAT; lPanDelay: BOOL; end; BASS_FXFLANGER = record fWetDryMix: FLOAT; fDepth: FLOAT; fFeedback: FLOAT; fFrequency: FLOAT; lWaveform: DWORD; // 0=triangle, 1=sine fDelay: FLOAT; lPhase: DWORD; // BASS_FX_PHASE_xxx end; BASS_FXGARGLE = record dwRateHz: DWORD; // Rate of modulation in hz dwWaveShape: DWORD; // 0=triangle, 1=square end; BASS_FXI3DL2REVERB = record lRoom: Longint; // [-10000, 0] default: -1000 mB lRoomHF: Longint; // [-10000, 0] default: 0 mB flRoomRolloffFactor: FLOAT; // [0.0, 10.0] default: 0.0 flDecayTime: FLOAT; // [0.1, 20.0] default: 1.49s flDecayHFRatio: FLOAT; // [0.1, 2.0] default: 0.83 lReflections: Longint; // [-10000, 1000] default: -2602 mB flReflectionsDelay: FLOAT; // [0.0, 0.3] default: 0.007 s lReverb: Longint; // [-10000, 2000] default: 200 mB flReverbDelay: FLOAT; // [0.0, 0.1] default: 0.011 s flDiffusion: FLOAT; // [0.0, 100.0] default: 100.0 % flDensity: FLOAT; // [0.0, 100.0] default: 100.0 % flHFReference: FLOAT; // [20.0, 20000.0] default: 5000.0 Hz end; BASS_FXPARAMEQ = record fCenter: FLOAT; fBandwidth: FLOAT; fGain: FLOAT; end; BASS_FXREVERB = record fInGain: FLOAT; // [-96.0,0.0] default: 0.0 dB fReverbMix: FLOAT; // [-96.0,0.0] default: 0.0 db fReverbTime: FLOAT; // [0.001,3000.0] default: 1000.0 ms fHighFreqRTRatio: FLOAT; // [0.001,0.999] default: 0.001 end; // callback function types STREAMPROC = function(handle: HSTREAM; buffer: Pointer; length: DWORD; user: DWORD): DWORD; stdcall; { User stream callback function. NOTE: A stream function should obviously be as quick as possible, other streams (and MOD musics) can't be mixed until it's finished. handle : The stream that needs writing buffer : Buffer to write the samples in length : Number of bytes to write user : The 'user' parameter value given when calling BASS_StreamCreate RETURN : Number of bytes written. Set the BASS_STREAMPROC_END flag to end the stream. } STREAMFILEPROC = function(action, param1, param2, user: DWORD): DWORD; stdcall; { User file stream callback function. action : The action to perform, one of BASS_FILE_xxx values. param1 : Depends on "action" param2 : Depends on "action" user : The 'user' parameter value given when calling BASS_StreamCreate RETURN : Depends on "action" } DOWNLOADPROC = procedure(buffer: Pointer; length: DWORD; user: DWORD); stdcall; { Internet stream download callback function. buffer : Buffer containing the downloaded data... NULL=end of download length : Number of bytes in the buffer user : The 'user' parameter value given when calling BASS_StreamCreateURL } SYNCPROC = procedure(handle: HSYNC; channel, data: DWORD; user: DWORD); stdcall; { Sync callback function. NOTE: a sync callback function should be very quick as other syncs cannot be processed until it has finished. If the sync is a "mixtime" sync, then other streams and MOD musics can not be mixed until it's finished either. handle : The sync that has occured channel: Channel that the sync occured in data : Additional data associated with the sync's occurance user : The 'user' parameter given when calling BASS_ChannelSetSync } DSPPROC = procedure(handle: HDSP; channel: DWORD; buffer: Pointer; length: DWORD; user: DWORD); stdcall; { DSP callback function. NOTE: A DSP function should obviously be as quick as possible... other DSP functions, streams and MOD musics can not be processed until it's finished. handle : The DSP handle channel: Channel that the DSP is being applied to buffer : Buffer to apply the DSP to length : Number of bytes in the buffer user : The 'user' parameter given when calling BASS_ChannelSetDSP } RECORDPROC = function(handle: HRECORD; buffer: Pointer; length: DWORD; user: DWORD): BOOL; stdcall; { Recording callback function. handle : The recording handle buffer : Buffer containing the recorded sample data length : Number of bytes user : The 'user' parameter value given when calling BASS_RecordStart RETURN : TRUE = continue recording, FALSE = stop } // Vars that will hold our dynamically loaded functions...hopefully I didn't miss one of them...if I did miss one (stupid, I know !-; ) please let me know which one it was ! var BASS_SetConfig:function(option, value: DWORD): DWORD; stdcall; var BASS_GetConfig:function(option: DWORD): DWORD; stdcall; var BASS_GetVersion:function: DWORD; stdcall; var BASS_GetDeviceDescription:function(device: DWORD): PChar; stdcall; var BASS_ErrorGetCode:function: DWORD; stdcall; var BASS_Init:function(device: Integer; freq, flags: DWORD; win: HWND; clsid: PGUID): BOOL; stdcall; var BASS_SetDevice:function(device: DWORD): BOOL; stdcall; var BASS_GetDevice:function: DWORD; stdcall; var BASS_Free:function: BOOL; stdcall; var BASS_GetDSoundObject:function(obj: DWORD): Pointer; stdcall; var BASS_GetInfo:function(var info: BASS_INFO): BOOL; stdcall; var BASS_Update:function: BOOL; stdcall; var BASS_GetCPU:function: FLOAT; stdcall; var BASS_Start:function: BOOL; stdcall; var BASS_Stop:function: BOOL; stdcall; var BASS_Pause:function: BOOL; stdcall; var BASS_SetVolume:function(volume: DWORD): BOOL; stdcall; var BASS_GetVolume:function: Integer; stdcall; var BASS_PluginLoad:function(f: PChar): HPLUGIN; stdcall; var BASS_PluginFree:function(handle: HPLUGIN): BOOL; stdcall; var BASS_Set3DFactors:function(distf, rollf, doppf: FLOAT): BOOL; stdcall; var BASS_Get3DFactors:function(var distf, rollf, doppf: FLOAT): BOOL; stdcall; var BASS_Set3DPosition:function(var pos, vel, front, top: BASS_3DVECTOR): BOOL; stdcall; var BASS_Get3DPosition:function(var pos, vel, front, top: BASS_3DVECTOR): BOOL; stdcall; var BASS_Apply3D:procedure; stdcall; var BASS_SetEAXParameters:function(env: Integer; vol, decay, damp: FLOAT): BOOL; stdcall; var BASS_GetEAXParameters:function(var env: DWORD; var vol, decay, damp: FLOAT): BOOL; stdcall; var BASS_MusicLoad:function(mem: BOOL; f: Pointer; offset, length, flags, freq: DWORD): HMUSIC; stdcall; var BASS_MusicFree:function(handle: HMUSIC): BOOL; stdcall; var BASS_MusicSetAttribute:function(handle: HMUSIC; attrib,value: DWORD): DWORD; stdcall; var BASS_MusicGetAttribute:function(handle: HMUSIC; attrib: DWORD): DWORD; stdcall; var BASS_MusicGetName:function(handle: HMUSIC): PChar; stdcall; var BASS_MusicGetOrders:function(handle: HMUSIC): DWORD; stdcall; var BASS_MusicGetOrderPosition:function(handle: HMUSIC): DWORD; stdcall; var BASS_SampleLoad:function(mem: BOOL; f: Pointer; offset, length, max, flags: DWORD): HSAMPLE; stdcall; var BASS_SampleCreate:function(length, freq, chans, max, flags: DWORD): Pointer; stdcall; var BASS_SampleCreateDone:function: HSAMPLE; stdcall; var BASS_SampleFree:function(handle: HSAMPLE): BOOL; stdcall; var BASS_SampleGetInfo:function(handle: HSAMPLE; var info: BASS_SAMPLE): BOOL; stdcall; var BASS_SampleSetInfo:function(handle: HSAMPLE; var info: BASS_SAMPLE): BOOL; stdcall; var BASS_SampleGetChannel:function(handle: HSAMPLE; onlynew: BOOL): HCHANNEL; stdcall; var BASS_SampleStop:function(handle: HSAMPLE): BOOL; stdcall; var BASS_StreamCreate:function(freq, chans, flags: DWORD; proc: Pointer; user: DWORD): HSTREAM; stdcall; var BASS_StreamCreateFile:function(mem: BOOL; f: Pointer; offset, length, flags: DWORD): HSTREAM; stdcall; var BASS_StreamCreateURL:function(URL:PChar; offset:DWORD; flags:DWORD; proc:DOWNLOADPROC; user:DWORD):HSTREAM; stdcall; var BASS_StreamCreateFileUser:function(buffered: BOOL; flags: DWORD; proc:STREAMFILEPROC; user:DWORD): HSTREAM; stdcall; var BASS_StreamFree:function(handle: HSTREAM): BOOL; stdcall; var BASS_StreamGetTags:function(handle: HSTREAM; tags : DWORD): PChar; stdcall; var BASS_StreamGetFilePosition:function(handle:HSTREAM; mode:DWORD) : DWORD;stdcall; var BASS_RecordGetDeviceDescription:function(devnum: DWORD):PChar;stdcall; var BASS_RecordInit:function(device: Integer):BOOL;stdcall; var BASS_RecordSetDevice:function(device: DWORD): BOOL; stdcall; var BASS_RecordGetDevice:function: DWORD; stdcall; var BASS_RecordFree:function:BOOL;stdcall; var BASS_RecordGetInfo:function(var info:BASS_RECORDINFO):BOOL;stdcall; var BASS_RecordGetInputName:function(input:Integer):PChar;stdcall; var BASS_RecordSetInput:function(input:Integer; setting:DWORD):BOOL;stdcall; var BASS_RecordGetInput:function(input:Integer):DWORD;stdcall; var BASS_RecordStart:function(freq,chans,flags:DWORD; proc:RECORDPROC; user:DWORD):HRECORD;stdcall; var BASS_ChannelBytes2Seconds:function(handle: DWORD; pos: QWORD): FLOAT; stdcall; var BASS_ChannelSeconds2Bytes:function(handle: DWORD; pos: FLOAT): QWORD; stdcall; var BASS_ChannelGetDevice:function(handle: DWORD): DWORD; stdcall; var BASS_ChannelIsActive:function(handle: DWORD): DWORD; stdcall; var BASS_ChannelGetInfo:function(handle: DWORD; var info:BASS_CHANNELINFO):BOOL;stdcall; var BASS_ChannelSetFlags:function(handle, flags: DWORD): BOOL; stdcall; var BASS_ChannelPreBuf:function(handle,length: DWORD): BOOL; stdcall; var BASS_ChannelPlay:function(handle: HSTREAM; restart: BOOL): BOOL; stdcall; var BASS_ChannelStop:function(handle: DWORD): BOOL; stdcall; var BASS_ChannelPause:function(handle: DWORD): BOOL; stdcall; var BASS_ChannelSetAttributes:function(handle: DWORD; freq, volume, pan: Integer): BOOL; stdcall; var BASS_ChannelGetAttributes:function(handle: DWORD; var freq, volume: DWORD; var pan: Integer): BOOL; stdcall; var BASS_ChannelSlideAttributes:function(handle: DWORD; freq, volume, pan: Integer; time: DWORD): BOOL; stdcall; var BASS_ChannelIsSliding:function(handle: DWORD): DWORD; stdcall; var BASS_ChannelSet3DAttributes:function(handle: DWORD; mode: Integer; min, max: FLOAT; iangle, oangle, outvol: Integer): BOOL; stdcall; var BASS_ChannelGet3DAttributes:function(handle: DWORD; var mode: DWORD; var min, max: FLOAT; var iangle, oangle, outvol: DWORD): BOOL; stdcall; var BASS_ChannelSet3DPosition:function(handle: DWORD; var pos, orient, vel: BASS_3DVECTOR): BOOL; stdcall; var BASS_ChannelGet3DPosition:function(handle: DWORD; var pos, orient, vel: BASS_3DVECTOR): BOOL; stdcall; var BASS_ChannelGetLength:function(handle: DWORD): QWORD; stdcall; var BASS_ChannelSetPosition:function(handle: DWORD; pos: QWORD): BOOL; stdcall; var BASS_ChannelGetPosition:function(handle: DWORD): QWORD; stdcall; var BASS_ChannelGetLevel:function(handle: DWORD): DWORD; stdcall; var BASS_ChannelGetData:function(handle: DWORD; buffer: Pointer; length: DWORD): DWORD; stdcall; var BASS_ChannelSetSync:function(handle: DWORD; stype: DWORD; param: QWORD; proc: SYNCPROC; user: DWORD): HSYNC; stdcall; var BASS_ChannelRemoveSync:function(handle: DWORD; sync: HSYNC): BOOL; stdcall; var BASS_ChannelSetDSP:function(handle: DWORD; proc: DSPPROC; user: DWORD; priority: Integer): HDSP; stdcall; var BASS_ChannelRemoveDSP:function(handle: DWORD; dsp: HDSP): BOOL; stdcall; var BASS_ChannelSetEAXMix:function(handle: DWORD; mix: FLOAT): BOOL; stdcall; var BASS_ChannelGetEAXMix:function(handle: DWORD; var mix: FLOAT): BOOL; stdcall; var BASS_ChannelSetLink:function(handle, chan: DWORD): BOOL; stdcall; var BASS_ChannelRemoveLink:function(handle, chan: DWORD): BOOL; stdcall; var BASS_ChannelSetFX:function(handle, etype: DWORD; priority: Integer): HFX; stdcall; var BASS_ChannelRemoveFX:function(handle: DWORD; fx: HFX): BOOL; stdcall; var BASS_FXSetParameters:function(handle: HFX; par: Pointer): BOOL; stdcall; var BASS_FXGetParameters:function(handle: HFX; par: Pointer): BOOL; stdcall; {ok, now we need something that loads our DLL and gets rid of it as well...} const BASS_Handle:Thandle=0; // this will hold our handle for the dll; it functions nicely as a mutli-dll prevention unit as well... Function Load_BASSDLL (const dllfilename:string) :boolean; // well, this functions uses sub-space field harmonics to erase all your credit cards in a 30 meter area...look at it's name, what do you think it does ? Procedure Unload_BASSDLL; // another mystery function ??? { This function frees the dynamically linked-in functions from memory...don't forget to call it once you're done ! Best place to put this is probably the OnDestroy of your Main-Form; suggested use in OnDestroy : - Call BASS_Free to get rid of everything that's eating memory (automatically called, but just to be on the safe-side !), - Then call this function. } function BASS_SetEAXPreset(env: Integer): BOOL; { This function is defined in the implementation part of this unit. It is not part of BASS.DLL but an extra function which makes it easier to set the predefined EAX environments. env : a EAX_ENVIRONMENT_xxx constant } implementation Function Load_BASSDLL (const dllfilename:string) :boolean; const szBassDll = 'bass.dll' + #0; var oldmode:integer; P: PChar; s: string; dllfile: array[0..MAX_PATH + 1] of Char; begin Result := False; if BASS_Handle<>0 then result:=true {is it already there ?} else begin {go & load the dll} s := dllfilename; if Length(s) = 0 then begin P := nil; if SearchPath(nil, PChar(szBassDll), nil, MAX_PATH, dllfile, P) > 0 then s := StrPas(dllfile) else exit; end; oldmode:=SetErrorMode($8001); s := s + #0; BASS_Handle:=LoadLibrary(pchar(s)); // obtain the handle we want SetErrorMode(oldmode); if BASS_Handle<>0 then begin {now we tie the functions to the VARs from above} @BASS_SetConfig:=GetProcAddress(BASS_Handle,pchar('BASS_SetConfig')); @BASS_GetConfig:=GetProcAddress(BASS_Handle,pchar('BASS_GetConfig')); @BASS_GetVersion:=GetProcAddress(BASS_Handle,pchar('BASS_GetVersion')); @BASS_GetDeviceDescription:=GetProcAddress(BASS_Handle,pchar('BASS_GetDeviceDescription')); @BASS_ErrorGetCode:=GetProcAddress(BASS_Handle,pchar('BASS_ErrorGetCode')); @BASS_Init:=GetProcAddress(BASS_Handle,pchar('BASS_Init')); @BASS_SetDevice:=GetProcAddress(BASS_Handle,pchar('BASS_SetDevice')); @BASS_GetDevice:=GetProcAddress(BASS_Handle,pchar('BASS_GetDevice')); @BASS_Free:=GetProcAddress(BASS_Handle,pchar('BASS_Free')); @BASS_GetDSoundObject:=GetProcAddress(BASS_Handle,pchar('BASS_GetDSoundObject')); @BASS_GetInfo:=GetProcAddress(BASS_Handle,pchar('BASS_GetInfo')); @BASS_Update:=GetProcAddress(BASS_Handle,pchar('BASS_Update')); @BASS_GetCPU:=GetProcAddress(BASS_Handle,pchar('BASS_GetCPU')); @BASS_Start:=GetProcAddress(BASS_Handle,pchar('BASS_Start')); @BASS_Stop:=GetProcAddress(BASS_Handle,pchar('BASS_Stop')); @BASS_Pause:=GetProcAddress(BASS_Handle,pchar('BASS_Pause')); @BASS_SetVolume:=GetProcAddress(BASS_Handle,pchar('BASS_SetVolume')); @BASS_GetVolume:=GetProcAddress(BASS_Handle,pchar('BASS_GetVolume')); @BASS_PluginLoad:=GetProcAddress(BASS_Handle,pchar('BASS_PluginLoad')); @BASS_PluginFree:=GetProcAddress(BASS_Handle,pchar('BASS_PluginFree')); @BASS_Set3DFactors:=GetProcAddress(BASS_Handle,pchar('BASS_Set3DFactors')); @BASS_Get3DFactors:=GetProcAddress(BASS_Handle,pchar('BASS_Get3DFactors')); @BASS_Set3DPosition:=GetProcAddress(BASS_Handle,pchar('BASS_Set3DPosition')); @BASS_Get3DPosition:=GetProcAddress(BASS_Handle,pchar('BASS_Get3DPosition')); @BASS_Apply3D:=GetProcAddress(BASS_Handle,pchar('BASS_Apply3D')); @BASS_SetEAXParameters:=GetProcAddress(BASS_Handle,pchar('BASS_SetEAXParameters')); @BASS_GetEAXParameters:=GetProcAddress(BASS_Handle,pchar('BASS_GetEAXParameters')); @BASS_MusicLoad:=GetProcAddress(BASS_Handle,pchar('BASS_MusicLoad')); @BASS_MusicFree:=GetProcAddress(BASS_Handle,pchar('BASS_MusicFree')); @BASS_MusicSetAttribute:=GetProcAddress(BASS_Handle,pchar('BASS_MusicSetAttribute')); @BASS_MusicGetAttribute:=GetProcAddress(BASS_Handle,pchar('BASS_MusicGetAttribute')); @BASS_MusicGetName:=GetProcAddress(BASS_Handle,pchar('BASS_MusicGetName')); @BASS_MusicGetOrders:=GetProcAddress(BASS_Handle,pchar('BASS_MusicGetOrders')); @BASS_MusicGetOrderPosition:=GetProcAddress(BASS_Handle,pchar('BASS_MusicGetOrderPosition')); @BASS_SampleLoad:=GetProcAddress(BASS_Handle,pchar('BASS_SampleLoad')); @BASS_SampleCreate:=GetProcAddress(BASS_Handle,pchar('BASS_SampleCreate')); @BASS_SampleCreateDone:=GetProcAddress(BASS_Handle,pchar('BASS_SampleCreateDone')); @BASS_SampleFree:=GetProcAddress(BASS_Handle,pchar('BASS_SampleFree')); @BASS_SampleGetInfo:=GetProcAddress(BASS_Handle,pchar('BASS_SampleGetInfo')); @BASS_SampleSetInfo:=GetProcAddress(BASS_Handle,pchar('BASS_SampleSetInfo')); @BASS_SampleGetChannel:=GetProcAddress(BASS_Handle,pchar('BASS_SampleGetChannel')); @BASS_SampleStop:=GetProcAddress(BASS_Handle,pchar('BASS_SampleStop')); @BASS_StreamCreate:=GetProcAddress(BASS_Handle,pchar('BASS_StreamCreate')); @BASS_StreamCreateFile:=GetProcAddress(BASS_Handle,pchar('BASS_StreamCreateFile')); @BASS_StreamCreateURL:=GetProcAddress(BASS_Handle,pchar('BASS_StreamCreateURL')); @BASS_StreamCreateFileUser:=GetProcAddress(BASS_Handle,pchar('BASS_StreamCreateFileUser')); @BASS_StreamFree:=GetProcAddress(BASS_Handle,pchar('BASS_StreamFree')); @BASS_StreamGetTags:=GetProcAddress(BASS_Handle,pchar('BASS_StreamGetTags')); @BASS_StreamGetFilePosition:=GetProcAddress(BASS_Handle,pchar('BASS_StreamGetFilePosition')); @BASS_RecordGetDeviceDescription:=GetProcAddress(BASS_Handle,pchar('BASS_RecordGetDeviceDescription')); @BASS_RecordInit:=GetProcAddress(BASS_Handle,pchar('BASS_RecordInit')); @BASS_RecordSetDevice:=GetProcAddress(BASS_Handle,pchar('BASS_RecordSetDevice')); @BASS_RecordGetDevice:=GetProcAddress(BASS_Handle,pchar('BASS_RecordGetDevice')); @BASS_RecordFree:=GetProcAddress(BASS_Handle,pchar('BASS_RecordFree')); @BASS_RecordGetInfo:=GetProcAddress(BASS_Handle,pchar('BASS_RecordGetInfo')); @BASS_RecordGetInputName:=GetProcAddress(BASS_Handle,pchar('BASS_RecordGetInputName')); @BASS_RecordSetInput:=GetProcAddress(BASS_Handle,pchar('BASS_RecordSetInput')); @BASS_RecordGetInput:=GetProcAddress(BASS_Handle,pchar('BASS_RecordGetInput')); @BASS_RecordStart:=GetProcAddress(BASS_Handle,pchar('BASS_RecordStart')); @BASS_ChannelBytes2Seconds:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelBytes2Seconds')); @BASS_ChannelSeconds2Bytes:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelSeconds2Bytes')); @BASS_ChannelGetDevice:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelGetDevice')); @BASS_ChannelIsActive:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelIsActive')); @BASS_ChannelGetInfo:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelGetInfo')); @BASS_ChannelSetFlags:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelSetFlags')); @BASS_ChannelPreBuf:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelPreBuf')); @BASS_ChannelPlay:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelPlay')); @BASS_ChannelStop:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelStop')); @BASS_ChannelPause:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelPause')); @BASS_ChannelSetAttributes:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelSetAttributes')); @BASS_ChannelGetAttributes:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelGetAttributes')); @BASS_ChannelSlideAttributes:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelSlideAttributes')); @BASS_ChannelIsSliding:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelIsSliding')); @BASS_ChannelSet3DAttributes:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelSet3DAttributes')); @BASS_ChannelGet3DAttributes:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelGet3DAttributes')); @BASS_ChannelSet3DPosition:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelSet3DPosition')); @BASS_ChannelGet3DPosition:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelGet3DPosition')); @BASS_ChannelGetLength:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelGetLength')); @BASS_ChannelSetPosition:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelSetPosition')); @BASS_ChannelGetPosition:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelGetPosition')); @BASS_ChannelGetLevel:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelGetLevel')); @BASS_ChannelGetData:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelGetData')); @BASS_ChannelSetSync:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelSetSync')); @BASS_ChannelRemoveSync:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelRemoveSync')); @BASS_ChannelSetDSP:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelSetDSP')); @BASS_ChannelRemoveDSP:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelRemoveDSP')); @BASS_ChannelSetEAXMix:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelSetEAXMix')); @BASS_ChannelGetEAXMix:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelGetEAXMix')); @BASS_ChannelSetLink:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelSetLink')); @BASS_ChannelRemoveLink:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelRemoveLink')); @BASS_ChannelSetFX:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelSetFX')); @BASS_ChannelRemoveFX:=GetProcAddress(BASS_Handle,pchar('BASS_ChannelRemoveFX')); @BASS_FXSetParameters:=GetProcAddress(BASS_Handle,pchar('BASS_FXSetParameters')); @BASS_FXGetParameters:=GetProcAddress(BASS_Handle,pchar('BASS_FXGetParameters')); {now check if everything is linked in correctly} if (@BASS_SetConfig=nil) or (@BASS_GetConfig=nil) or (@BASS_GetVersion=nil) or (@BASS_GetDeviceDescription=nil) or (@BASS_ErrorGetCode=nil) or (@BASS_Init=nil) or (@BASS_SetDevice=nil) or (@BASS_GetDevice=nil) or (@BASS_Free=nil) or (@BASS_GetDSoundObject=nil) or (@BASS_GetInfo=nil) or (@BASS_Update=nil) or (@BASS_GetCPU=nil) or (@BASS_Start=nil) or (@BASS_Stop=nil) or (@BASS_Pause=nil) or (@BASS_SetVolume=nil) or (@BASS_GetVolume=nil) or (@BASS_PluginLoad=nil) or (@BASS_PluginFree=nil) or (@BASS_Set3DFactors=nil) or (@BASS_Get3DFactors=nil) or (@BASS_Set3DPosition=nil) or (@BASS_Get3DPosition=nil) or (@BASS_Apply3D=nil) or (@BASS_SetEAXParameters=nil) or (@BASS_GetEAXParameters=nil) or (@BASS_MusicLoad=nil) or (@BASS_MusicFree=nil) or (@BASS_MusicSetAttribute=nil) or (@BASS_MusicGetAttribute=nil) or (@BASS_MusicGetName=nil) or (@BASS_MusicGetOrders=nil) or (@BASS_MusicGetOrderPosition=nil) or (@BASS_SampleLoad=nil) or (@BASS_SampleCreate=nil) or (@BASS_SampleCreateDone=nil) or (@BASS_SampleFree=nil) or (@BASS_SampleGetInfo=nil) or (@BASS_SampleSetInfo=nil) or (@BASS_SampleGetChannel=nil) or (@BASS_SampleStop=nil) or (@BASS_StreamCreate=nil) or (@BASS_StreamCreateFile=nil) or (@BASS_StreamCreateURL=nil) or (@BASS_StreamCreateFileUser=nil) or (@BASS_StreamFree=nil) or (@BASS_StreamGetTags=nil) or (@BASS_StreamGetFilePosition=nil) or (@BASS_RecordGetDeviceDescription=nil) or (@BASS_RecordInit=nil) or (@BASS_RecordSetDevice=nil) or (@BASS_RecordGetDevice=nil) or (@BASS_RecordFree=nil) or (@BASS_RecordGetInfo=nil) or (@BASS_RecordGetInputName=nil) or (@BASS_RecordSetInput=nil) or (@BASS_RecordGetInput=nil) or (@BASS_RecordStart=nil) or (@BASS_ChannelBytes2Seconds=nil) or (@BASS_ChannelSeconds2Bytes=nil) or (@BASS_ChannelGetDevice=nil) or (@BASS_ChannelIsActive=nil) or (@BASS_ChannelGetInfo=nil) or (@BASS_ChannelSetFlags=nil) or (@BASS_ChannelPreBuf=nil) or (@BASS_ChannelPlay=nil) or (@BASS_ChannelStop=nil) or (@BASS_ChannelPause=nil) or (@BASS_ChannelSetAttributes=nil) or (@BASS_ChannelGetAttributes=nil) or (@BASS_ChannelSlideAttributes=nil) or (@BASS_ChannelIsSliding=nil) or (@BASS_ChannelSet3DAttributes=nil) or (@BASS_ChannelGet3DAttributes=nil) or (@BASS_ChannelSet3DPosition=nil) or (@BASS_ChannelGet3DPosition=nil) or (@BASS_ChannelGetLength=nil) or (@BASS_ChannelSetPosition=nil) or (@BASS_ChannelGetPosition=nil) or (@BASS_ChannelGetLevel=nil) or (@BASS_ChannelGetData=nil) or (@BASS_ChannelSetSync=nil) or (@BASS_ChannelRemoveSync=nil) or (@BASS_ChannelSetDSP=nil) or (@BASS_ChannelRemoveDSP=nil) or (@BASS_ChannelSetEAXMix=nil) or (@BASS_ChannelGetEAXMix=nil) or (@BASS_ChannelSetLink=nil) or (@BASS_ChannelRemoveLink=nil) or (@BASS_ChannelSetFX=nil) or (@BASS_ChannelRemoveFX=nil) or (@BASS_FXSetParameters=nil) or (@BASS_FXGetParameters=nil) then begin {if something went wrong during linking, free library & reset handle} FreeLibrary(BASS_Handle); BASS_Handle:=0; end; end; result:=(BASS_Handle<>0); end; end; Procedure Unload_BASSDLL; begin if BASS_Handle<>0 then begin BASS_Free; // make sure we release everything FreeLibrary(BASS_Handle); end; BASS_Handle:=0; end; function BASS_SetEAXPreset(env: Integer): BOOL; begin case (env) of EAX_ENVIRONMENT_GENERIC: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_GENERIC, 0.5, 1.493, 0.5); EAX_ENVIRONMENT_PADDEDCELL: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_PADDEDCELL, 0.25, 0.1, 0); EAX_ENVIRONMENT_ROOM: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_ROOM, 0.417, 0.4, 0.666); EAX_ENVIRONMENT_BATHROOM: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_BATHROOM, 0.653, 1.499, 0.166); EAX_ENVIRONMENT_LIVINGROOM: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_LIVINGROOM, 0.208, 0.478, 0); EAX_ENVIRONMENT_STONEROOM: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_STONEROOM, 0.5, 2.309, 0.888); EAX_ENVIRONMENT_AUDITORIUM: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_AUDITORIUM, 0.403, 4.279, 0.5); EAX_ENVIRONMENT_CONCERTHALL: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_CONCERTHALL, 0.5, 3.961, 0.5); EAX_ENVIRONMENT_CAVE: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_CAVE, 0.5, 2.886, 1.304); EAX_ENVIRONMENT_ARENA: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_ARENA, 0.361, 7.284, 0.332); EAX_ENVIRONMENT_HANGAR: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_HANGAR, 0.5, 10.0, 0.3); EAX_ENVIRONMENT_CARPETEDHALLWAY: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_CARPETEDHALLWAY, 0.153, 0.259, 2.0); EAX_ENVIRONMENT_HALLWAY: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_HALLWAY, 0.361, 1.493, 0); EAX_ENVIRONMENT_STONECORRIDOR: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_STONECORRIDOR, 0.444, 2.697, 0.638); EAX_ENVIRONMENT_ALLEY: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_ALLEY, 0.25, 1.752, 0.776); EAX_ENVIRONMENT_FOREST: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_FOREST, 0.111, 3.145, 0.472); EAX_ENVIRONMENT_CITY: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_CITY, 0.111, 2.767, 0.224); EAX_ENVIRONMENT_MOUNTAINS: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_MOUNTAINS, 0.194, 7.841, 0.472); EAX_ENVIRONMENT_QUARRY: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_QUARRY, 1, 1.499, 0.5); EAX_ENVIRONMENT_PLAIN: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_PLAIN, 0.097, 2.767, 0.224); EAX_ENVIRONMENT_PARKINGLOT: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_PARKINGLOT, 0.208, 1.652, 1.5); EAX_ENVIRONMENT_SEWERPIPE: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_SEWERPIPE, 0.652, 2.886, 0.25); EAX_ENVIRONMENT_UNDERWATER: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_UNDERWATER, 1, 1.499, 0); EAX_ENVIRONMENT_DRUGGED: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_DRUGGED, 0.875, 8.392, 1.388); EAX_ENVIRONMENT_DIZZY: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_DIZZY, 0.139, 17.234, 0.666); EAX_ENVIRONMENT_PSYCHOTIC: Result := BASS_SetEAXParameters(EAX_ENVIRONMENT_PSYCHOTIC, 0.486, 7.563, 0.806); else Result := FALSE; end; end; end. 
