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bass.pas
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{
BASS 2.4 Delphi unit
Copyright (c) 1999-2019 Un4seen Developments Ltd.
See the BASS.CHM file for more detailed documentation
How to install
--------------
Copy BASS.PAS to the \LIB subdirectory of your Delphi path or your project dir
NOTE: Delphi users should use the BASS_UNICODE flag where possible
}
unit BASS;
{$MODE Delphi}
interface
{$IFDEF MSWINDOWS}
uses
LCLIntf, LCLType, LMessages;
{$ENDIF}
const
BASSVERSION = $204; // API version
BASSVERSIONTEXT = '2.4';
// 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_ErrorGetCode()
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
BASS_ERROR_HANDLE = 5; // invalid handle
BASS_ERROR_FORMAT = 6; // unsupported sample format
BASS_ERROR_POSITION = 7; // invalid 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_NOTAUDIO = 17; // file does not contain audio
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 available
BASS_ERROR_NOTAVAIL = 37; // requested data/action is not available
BASS_ERROR_DECODE = 38; // the channel is/isn't 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_VERSION = 43; // invalid BASS version (used by add-ons)
BASS_ERROR_CODEC = 44; // codec is not available/supported
BASS_ERROR_ENDED = 45; // the channel/file has ended
BASS_ERROR_BUSY = 46; // the device is busy
BASS_ERROR_UNSTREAMABLE = 47; // unstreamable file
BASS_ERROR_UNKNOWN = -1; // some other mystery problem
// BASS_SetConfig options
BASS_CONFIG_BUFFER = 0;
BASS_CONFIG_UPDATEPERIOD = 1;
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_PREBUF = 15;
BASS_CONFIG_NET_PASSIVE = 18;
BASS_CONFIG_REC_BUFFER = 19;
BASS_CONFIG_NET_PLAYLIST = 21;
BASS_CONFIG_MUSIC_VIRTUAL = 22;
BASS_CONFIG_VERIFY = 23;
BASS_CONFIG_UPDATETHREADS = 24;
BASS_CONFIG_DEV_BUFFER = 27;
BASS_CONFIG_REC_LOOPBACK = 28;
BASS_CONFIG_VISTA_TRUEPOS = 30;
BASS_CONFIG_IOS_SESSION = 34;
BASS_CONFIG_IOS_MIXAUDIO = 34;
BASS_CONFIG_DEV_DEFAULT = 36;
BASS_CONFIG_NET_READTIMEOUT = 37;
BASS_CONFIG_VISTA_SPEAKERS = 38;
BASS_CONFIG_IOS_SPEAKER = 39;
BASS_CONFIG_MF_DISABLE = 40;
BASS_CONFIG_HANDLES = 41;
BASS_CONFIG_UNICODE = 42;
BASS_CONFIG_SRC = 43;
BASS_CONFIG_SRC_SAMPLE = 44;
BASS_CONFIG_ASYNCFILE_BUFFER = 45;
BASS_CONFIG_OGG_PRESCAN = 47;
BASS_CONFIG_MF_VIDEO = 48;
BASS_CONFIG_AIRPLAY = 49;
BASS_CONFIG_DEV_NONSTOP = 50;
BASS_CONFIG_IOS_NOCATEGORY = 51;
BASS_CONFIG_VERIFY_NET = 52;
BASS_CONFIG_DEV_PERIOD = 53;
BASS_CONFIG_FLOAT = 54;
BASS_CONFIG_NET_SEEK = 56;
BASS_CONFIG_AM_DISABLE = 58;
BASS_CONFIG_NET_PLAYLIST_DEPTH = 59;
BASS_CONFIG_NET_PREBUF_WAIT = 60;
BASS_CONFIG_ANDROID_SESSIONID = 62;
BASS_CONFIG_WASAPI_PERSIST = 65;
BASS_CONFIG_REC_WASAPI = 66;
BASS_CONFIG_ANDROID_AAUDIO = 67;
// BASS_SetConfigPtr options
BASS_CONFIG_NET_AGENT = 16;
BASS_CONFIG_NET_PROXY = 17;
BASS_CONFIG_LIBSSL = 64;
// BASS_CONFIG_IOS_SESSION flags
BASS_IOS_SESSION_MIX = 1;
BASS_IOS_SESSION_DUCK = 2;
BASS_IOS_SESSION_AMBIENT = 4;
BASS_IOS_SESSION_SPEAKER = 8;
BASS_IOS_SESSION_DISABLE = 16;
// BASS_Init flags
BASS_DEVICE_8BITS = 1; // 8 bit
BASS_DEVICE_MONO = 2; // mono
BASS_DEVICE_3D = 4; // enable 3D functionality
BASS_DEVICE_16BITS = 8; // limit output to 16 bit
BASS_DEVICE_LATENCY = $100; // calculate device latency (BASS_INFO struct)
BASS_DEVICE_CPSPEAKERS = $400; // detect speakers via Windows control panel
BASS_DEVICE_SPEAKERS = $800; // force enabling of speaker assignment
BASS_DEVICE_NOSPEAKER = $1000; // ignore speaker arrangement
BASS_DEVICE_DMIX = $2000; // use ALSA "dmix" plugin
BASS_DEVICE_FREQ = $4000; // set device sample rate
BASS_DEVICE_STEREO = $8000; // limit output to stereo
BASS_DEVICE_AUDIOTRACK = $20000; // use AudioTrack output
BASS_DEVICE_DSOUND = $40000; // use DirectSound output
// DirectSound interfaces (for use with BASS_GetDSoundObject)
BASS_OBJECT_DS = 1; // IDirectSound
BASS_OBJECT_DS3DL = 2; // IDirectSound3DListener
// BASS_DEVICEINFO flags
BASS_DEVICE_ENABLED = 1;
BASS_DEVICE_DEFAULT = 2;
BASS_DEVICE_INIT = 4;
BASS_DEVICE_LOOPBACK = 8;
BASS_DEVICE_TYPE_MASK = $ff000000;
BASS_DEVICE_TYPE_NETWORK = $01000000;
BASS_DEVICE_TYPE_SPEAKERS = $02000000;
BASS_DEVICE_TYPE_LINE = $03000000;
BASS_DEVICE_TYPE_HEADPHONES = $04000000;
BASS_DEVICE_TYPE_MICROPHONE = $05000000;
BASS_DEVICE_TYPE_HEADSET = $06000000;
BASS_DEVICE_TYPE_HANDSET = $07000000;
BASS_DEVICE_TYPE_DIGITAL = $08000000;
BASS_DEVICE_TYPE_SPDIF = $09000000;
BASS_DEVICE_TYPE_HDMI = $0a000000;
BASS_DEVICE_TYPE_DISPLAYPORT = $40000000;
// BASS_GetDeviceInfo flags
BASS_DEVICES_AIRPLAY = $1000000;
// 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
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
BASS_SAMPLE_8BITS = 1; // 8 bit
BASS_SAMPLE_FLOAT = 256; // 32 bit floating-point
BASS_SAMPLE_MONO = 2; // mono
BASS_SAMPLE_LOOP = 4; // looped
BASS_SAMPLE_3D = 8; // 3D functionality
BASS_SAMPLE_SOFTWARE = 16; // not using hardware mixing
BASS_SAMPLE_MUTEMAX = 32; // mute at max distance (3D only)
BASS_SAMPLE_VAM = 64; // DX7 voice allocation & management
BASS_SAMPLE_FX = 128; // old implementation of DX8 effects
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/length (MP3/MP2/MP1)
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_MP3_IGNOREDELAY = $200; // ignore LAME/Xing/VBRI/iTunes delay & padding info
BASS_MP3_SETPOS = BASS_STREAM_PRESCAN;
BASS_MUSIC_FLOAT = BASS_SAMPLE_FLOAT;
BASS_MUSIC_MONO = BASS_SAMPLE_MONO;
BASS_MUSIC_LOOP = BASS_SAMPLE_LOOP;
BASS_MUSIC_3D = BASS_SAMPLE_3D;
BASS_MUSIC_FX = BASS_SAMPLE_FX;
BASS_MUSIC_AUTOFREE = BASS_STREAM_AUTOFREE;
BASS_MUSIC_DECODE = BASS_STREAM_DECODE;
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_FT2PAN = $2000; // apply FastTracker 2 panning to XM files
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 sample mixing
BASS_MUSIC_SINCINTER = $800000; // sinc interpolated sample 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_ASYNCFILE = $40000000;
BASS_UNICODE = $80000000;
BASS_RECORD_PAUSE = $8000; // start recording paused
// DX7 voice allocation & management flags
BASS_VAM_HARDWARE = 1;
BASS_VAM_SOFTWARE = 2;
BASS_VAM_TERM_TIME = 4;
BASS_VAM_TERM_DIST = 8;
BASS_VAM_TERM_PRIO = 16;
BASS_ORIGRES_FLOAT = $10000;
// BASS_CHANNELINFO types
BASS_CTYPE_SAMPLE = 1;
BASS_CTYPE_RECORD = 2;
BASS_CTYPE_STREAM = $10000;
BASS_CTYPE_STREAM_VORBIS = $10002;
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_STREAM_CA = $10007;
BASS_CTYPE_STREAM_MF = $10008;
BASS_CTYPE_STREAM_AM = $10009;
BASS_CTYPE_STREAM_DUMMY = $18000;
BASS_CTYPE_STREAM_DEVICE = $18001;
BASS_CTYPE_STREAM_WAV = $40000; // WAVE flag, LOWORD=codec
BASS_CTYPE_STREAM_WAV_PCM = $50001;
BASS_CTYPE_STREAM_WAV_FLOAT = $50003;
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; // position is relative to the listener
BASS_3DMODE_OFF = 2; // no 3D processing
// software 3D mixing algorithms (used with BASS_CONFIG_3DALGORITHM)
BASS_3DALG_DEFAULT = 0;
BASS_3DALG_OFF = 1;
BASS_3DALG_FULL = 2;
BASS_3DALG_LIGHT = 3;
// EAX environments, use with BASS_SetEAXParameters
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;
BASS_STREAMPROC_END = $80000000; // end of user stream flag
// BASS_StreamCreateFileUser file systems
STREAMFILE_NOBUFFER = 0;
STREAMFILE_BUFFER = 1;
STREAMFILE_BUFFERPUSH = 2;
// BASS_StreamPutFileData options
BASS_FILEDATA_END = 0; // end & close the file
// 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;
BASS_FILEPOS_CONNECTED = 4;
BASS_FILEPOS_BUFFER = 5;
BASS_FILEPOS_SOCKET = 6;
BASS_FILEPOS_ASYNCBUF = 7;
BASS_FILEPOS_SIZE = 8;
BASS_FILEPOS_BUFFERING = 9;
// BASS_ChannelSetSync types
BASS_SYNC_POS = 0;
BASS_SYNC_END = 2;
BASS_SYNC_META = 4;
BASS_SYNC_SLIDE = 5;
BASS_SYNC_STALL = 6;
BASS_SYNC_DOWNLOAD = 7;
BASS_SYNC_FREE = 8;
BASS_SYNC_SETPOS = 11;
BASS_SYNC_MUSICPOS = 10;
BASS_SYNC_MUSICINST = 1;
BASS_SYNC_MUSICFX = 3;
BASS_SYNC_OGG_CHANGE = 12;
BASS_SYNC_DEV_FAIL = 14;
BASS_SYNC_DEV_FORMAT = 15;
BASS_SYNC_THREAD = $20000000; // flag: call sync in other thread
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_ACTIVE_PAUSED_DEVICE = 4;
// Channel attributes
BASS_ATTRIB_FREQ = 1;
BASS_ATTRIB_VOL = 2;
BASS_ATTRIB_PAN = 3;
BASS_ATTRIB_EAXMIX = 4;
BASS_ATTRIB_NOBUFFER = 5;
BASS_ATTRIB_VBR = 6;
BASS_ATTRIB_CPU = 7;
BASS_ATTRIB_SRC = 8;
BASS_ATTRIB_NET_RESUME = 9;
BASS_ATTRIB_SCANINFO = 10;
BASS_ATTRIB_NORAMP = 11;
BASS_ATTRIB_BITRATE = 12;
BASS_ATTRIB_BUFFER = 13;
BASS_ATTRIB_GRANULE = 14;
BASS_ATTRIB_MUSIC_AMPLIFY = $100;
BASS_ATTRIB_MUSIC_PANSEP = $101;
BASS_ATTRIB_MUSIC_PSCALER = $102;
BASS_ATTRIB_MUSIC_BPM = $103;
BASS_ATTRIB_MUSIC_SPEED = $104;
BASS_ATTRIB_MUSIC_VOL_GLOBAL = $105;
BASS_ATTRIB_MUSIC_ACTIVE = $106;
BASS_ATTRIB_MUSIC_VOL_CHAN = $200; // + channel #
BASS_ATTRIB_MUSIC_VOL_INST = $300; // + instrument #
// BASS_ChannelSlideAttribute flags
BASS_SLIDE_LOG = $1000000;
// BASS_ChannelGetData flags
BASS_DATA_AVAILABLE = 0; // query how much data is buffered
BASS_DATA_FIXED = $20000000; // flag: return 8.24 fixed-point data
BASS_DATA_FLOAT = $40000000; // flag: return floating-point sample data
BASS_DATA_FFT256 = $80000000; // 256 sample FFT
BASS_DATA_FFT512 = $80000001; // 512 FFT
BASS_DATA_FFT1024 = $80000002; // 1024 FFT
BASS_DATA_FFT2048 = $80000003; // 2048 FFT
BASS_DATA_FFT4096 = $80000004; // 4096 FFT
BASS_DATA_FFT8192 = $80000005; // 8192 FFT
BASS_DATA_FFT16384 = $80000006; // 16384 FFT
BASS_DATA_FFT32768 = $80000007; // 32768 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_DATA_FFT_REMOVEDC = $40; // FFT flag: pre-remove DC bias
BASS_DATA_FFT_COMPLEX = $80; // FFT flag: return complex data
BASS_DATA_FFT_NYQUIST = $100; // FFT flag: return extra Nyquist value
// BASS_ChannelGetLevelEx flags
BASS_LEVEL_MONO = 1;
BASS_LEVEL_STEREO = 2;
BASS_LEVEL_RMS = 4;
BASS_LEVEL_VOLPAN = 8;
// BASS_ChannelGetTags types : what's returned
BASS_TAG_ID3 = 0; // ID3v1 tags : TAG_ID3 structure
BASS_TAG_ID3V2 = 1; // ID3v2 tags : variable length block
BASS_TAG_OGG = 2; // OGG comments : series of null-terminated UTF-8 strings
BASS_TAG_HTTP = 3; // HTTP headers : series of null-terminated ANSI strings
BASS_TAG_ICY = 4; // ICY headers : series of null-terminated ANSI strings
BASS_TAG_META = 5; // ICY metadata : ANSI string
BASS_TAG_APE = 6; // APEv2 tags : series of null-terminated UTF-8 strings
BASS_TAG_MP4 = 7; // MP4/iTunes metadata : series of null-terminated UTF-8 strings
BASS_TAG_WMA = 8; // WMA tags : series of null-terminated UTF-8 strings
BASS_TAG_VENDOR = 9; // OGG encoder : UTF-8 string
BASS_TAG_LYRICS3 = 10; // Lyric3v2 tag : ASCII string
BASS_TAG_CA_CODEC = 11; // CoreAudio codec info : TAG_CA_CODEC structure
BASS_TAG_MF = 13; // Media Foundation tags : series of null-terminated UTF-8 strings
BASS_TAG_WAVEFORMAT = 14; // WAVE format : WAVEFORMATEEX structure
BASS_TAG_AM_MIME = 15; // Android Media MIME type : ASCII string
BASS_TAG_AM_NAME = 16; // Android Media codec name : ASCII string
BASS_TAG_RIFF_INFO = $100; // RIFF "INFO" tags : series of null-terminated ANSI strings
BASS_TAG_RIFF_BEXT = $101; // RIFF/BWF "bext" tags : TAG_BEXT structure
BASS_TAG_RIFF_CART = $102; // RIFF/BWF "cart" tags : TAG_CART structure
BASS_TAG_RIFF_DISP = $103; // RIFF "DISP" text tag : ANSI string
BASS_TAG_RIFF_CUE = $104; // RIFF "cue " chunk : TAG_CUE structure
BASS_TAG_RIFF_SMPL = $105; // RIFF "smpl" chunk : TAG_SMPL structure
BASS_TAG_APE_BINARY = $1000; // + index #, binary APEv2 tag : TAG_APE_BINARY structure
BASS_TAG_MUSIC_NAME = $10000; // MOD music name : ANSI string
BASS_TAG_MUSIC_MESSAGE = $10001; // MOD message : ANSI string
BASS_TAG_MUSIC_ORDERS = $10002; // MOD order list : BYTE array of pattern numbers
BASS_TAG_MUSIC_AUTH = $10003; // MOD author : UTF-8 string
BASS_TAG_MUSIC_INST = $10100; // + instrument #, MOD instrument name : ANSI string
BASS_TAG_MUSIC_SAMPLE = $10300; // + sample #, MOD sample name : ANSI string
// BASS_ChannelGetLength/GetPosition/SetPosition modes
BASS_POS_BYTE = 0; // byte position
BASS_POS_MUSIC_ORDER = 1; // order.row position, MAKELONG(order,row)
BASS_POS_OGG = 3; // OGG bitstream number
BASS_POS_RESET = $2000000; // flag: reset user file buffers
BASS_POS_RELATIVE = $4000000; // flag: seek relative to the current position
BASS_POS_INEXACT = $8000000; // flag: allow seeking to inexact position
BASS_POS_DECODE = $10000000; // flag: get the decoding (not playing) position
BASS_POS_DECODETO = $20000000; // flag: decode to the position instead of seeking
BASS_POS_SCAN = $40000000; // flag: scan to the position
// BASS_ChannelSetDevice/GetDevice option
BASS_NODEVICE = $20000;
// BASS_RecordSetInput flags
BASS_INPUT_OFF = $10000;
BASS_INPUT_ON = $20000;
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_ChannelSetFX effect types
BASS_FX_DX8_CHORUS = 0;
BASS_FX_DX8_COMPRESSOR = 1;
BASS_FX_DX8_DISTORTION = 2;
BASS_FX_DX8_ECHO = 3;
BASS_FX_DX8_FLANGER = 4;
BASS_FX_DX8_GARGLE = 5;
BASS_FX_DX8_I3DL2REVERB = 6;
BASS_FX_DX8_PARAMEQ = 7;
BASS_FX_DX8_REVERB = 8;
BASS_FX_VOLUME = 9;
BASS_DX8_PHASE_NEG_180 = 0;
BASS_DX8_PHASE_NEG_90 = 1;
BASS_DX8_PHASE_ZERO = 2;
BASS_DX8_PHASE_90 = 3;
BASS_DX8_PHASE_180 = 4;
type
DWORD = Cardinal;
BOOL = LongBool;
QWORD = Int64;
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
// Device info structure
BASS_DEVICEINFO = record
name: PAnsiChar; // description
driver: PAnsiChar; // driver
flags: DWORD;
end;
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; // BASS_Init "flags" parameter
speakers: DWORD; // number of speakers available
freq: DWORD; // current output rate
end;
// Recording device info structure
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
freq: DWORD; // current input rate
end;
// Sample info structure
BASS_SAMPLE = record
freq: DWORD; // default playback rate
volume: Single; // default volume (0-100)
pan: Single; // 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
mingap: DWORD; // minimum gap (ms) between creating channels
mode3d: DWORD; // BASS_3DMODE_xxx mode
mindist: Single; // minimum distance
maxdist: Single; // maximum distance
iangle: DWORD; // angle of inside projection cone
oangle: DWORD; // angle of outside projection cone
outvol: Single; // delta-volume outside the projection cone
vam: DWORD; // voice allocation/management flags (BASS_VAM_xxx)
priority: DWORD; // priority (0=lowest, $ffffffff=highest)
end;
// Channel info structure
BASS_CHANNELINFO = record
freq: DWORD; // default playback rate
chans: DWORD; // channels
flags: DWORD; // BASS_SAMPLE/STREAM/MUSIC/SPEAKER flags
ctype: DWORD; // type of channel
origres: DWORD; // original resolution
plugin: HPLUGIN; // plugin
sample: HSAMPLE; // sample
{$IFDEF CPUX64}
padding: DWORD;
{$ENDIF}
filename: PChar; // filename
end;
BASS_PLUGINFORM = record
ctype: DWORD; // channel type
{$IFDEF CPUX64}
padding: DWORD;
{$ENDIF}
name: PAnsiChar; // format description
exts: PAnsiChar; // file extension filter (*.ext1;*.ext2;etc...)
end;
PBASS_PLUGINFORMS = ^TBASS_PLUGINFORMS;
TBASS_PLUGINFORMS = array[0..maxInt div sizeOf(BASS_PLUGINFORM) - 1] of BASS_PLUGINFORM;
PBASS_PLUGININFO = ^BASS_PLUGININFO;
BASS_PLUGININFO = record
version: DWORD; // version (same form as BASS_GetVersion)
formatc: DWORD; // number of formats
formats: PBASS_PLUGINFORMS; // the array of formats
end;
// 3D vector (for 3D positions/velocities/orientations)
BASS_3DVECTOR = record
x: Single; // +=right, -=left
y: Single; // +=up, -=down
z: Single; // +=front, -=behind
end;
// User file stream callback functions
FILECLOSEPROC = procedure(user: Pointer); {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};
FILELENPROC = function(user: Pointer): QWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};
FILEREADPROC = function(buffer: Pointer; length: DWORD; user: Pointer): DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};
FILESEEKPROC = function(offset: QWORD; user: Pointer): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};
BASS_FILEPROCS = record
close: FILECLOSEPROC;
length: FILELENPROC;
read: FILEREADPROC;
seek: FILESEEKPROC;
end;
// ID3v1 tag structure
PTAG_ID3 = ^TAG_ID3;
TAG_ID3 = record
id: Array[0..2] of AnsiChar;
title: Array[0..29] of AnsiChar;
artist: Array[0..29] of AnsiChar;
album: Array[0..29] of AnsiChar;
year: Array[0..3] of AnsiChar;
comment: Array[0..29] of AnsiChar;
genre: Byte;
end;
// Binary APEv2 tag structure
PTAG_APE_BINARY = ^TAG_APE_BINARY;
TAG_APE_BINARY = record
key: PAnsiChar;
data: PAnsiChar;
length: DWORD;
end;
// BWF "bext" tag structure
PTAG_BEXT = ^TAG_BEXT;
TAG_BEXT = packed record
Description: Array[0..255] of AnsiChar; // description
Originator: Array[0..31] of AnsiChar; // name of the originator
OriginatorReference: Array[0..31] of AnsiChar; // reference of the originator
OriginationDate: Array[0..9] of AnsiChar; // date of creation (yyyy-mm-dd)
OriginationTime: Array[0..7] of AnsiChar; // time of creation (hh-mm-ss)
TimeReference: QWORD; // first sample count since midnight (little-endian)
Version: Word; // BWF version (little-endian)
UMID: Array[0..63] of Byte; // SMPTE UMID
Reserved: Array[0..189] of Byte;
CodingHistory: AnsiChar; // history
end;
BASS_DX8_CHORUS = record
fWetDryMix: Single;
fDepth: Single;
fFeedback: Single;
fFrequency: Single;
lWaveform: DWORD; // 0=triangle, 1=sine
fDelay: Single;
lPhase: DWORD; // BASS_DX8_PHASE_xxx
end;
BASS_DX8_COMPRESSOR = record
fGain: Single;
fAttack: Single;
fRelease: Single;
fThreshold: Single;
fRatio: Single;
fPredelay: Single;
end;
BASS_DX8_DISTORTION = record
fGain: Single;
fEdge: Single;
fPostEQCenterFrequency: Single;
fPostEQBandwidth: Single;
fPreLowpassCutoff: Single;
end;
BASS_DX8_ECHO = record
fWetDryMix: Single;
fFeedback: Single;
fLeftDelay: Single;
fRightDelay: Single;
lPanDelay: BOOL;
end;
BASS_DX8_FLANGER = record
fWetDryMix: Single;
fDepth: Single;
fFeedback: Single;
fFrequency: Single;
lWaveform: DWORD; // 0=triangle, 1=sine
fDelay: Single;
lPhase: DWORD; // BASS_DX8_PHASE_xxx
end;
BASS_DX8_GARGLE = record
dwRateHz: DWORD; // Rate of modulation in hz
dwWaveShape: DWORD; // 0=triangle, 1=square
end;
BASS_DX8_I3DL2REVERB = record
lRoom: Integer; // [-10000, 0] default: -1000 mB
lRoomHF: Integer; // [-10000, 0] default: 0 mB
flRoomRolloffFactor: Single; // [0.0, 10.0] default: 0.0
flDecayTime: Single; // [0.1, 20.0] default: 1.49s
flDecayHFRatio: Single; // [0.1, 2.0] default: 0.83
lReflections: Integer; // [-10000, 1000] default: -2602 mB
flReflectionsDelay: Single; // [0.0, 0.3] default: 0.007 s
lReverb: Integer; // [-10000, 2000] default: 200 mB
flReverbDelay: Single; // [0.0, 0.1] default: 0.011 s
flDiffusion: Single; // [0.0, 100.0] default: 100.0 %
flDensity: Single; // [0.0, 100.0] default: 100.0 %
flHFReference: Single; // [20.0, 20000.0] default: 5000.0 Hz
end;
BASS_DX8_PARAMEQ = record
fCenter: Single;
fBandwidth: Single;
fGain: Single;
end;
BASS_DX8_REVERB = record
fInGain: Single; // [-96.0,0.0] default: 0.0 dB
fReverbMix: Single; // [-96.0,0.0] default: 0.0 db
fReverbTime: Single; // [0.001,3000.0] default: 1000.0 ms
fHighFreqRTRatio: Single; // [0.001,0.999] default: 0.001
end;
BASS_FX_VOLUME_PARAM = record
fTarget: Single;
fCurrent: Single;
fTime: Single;
lCurve: DWORD;
end;
// callback function types
STREAMPROC = function(handle: HSTREAM; buffer: Pointer; length: DWORD; user: Pointer): DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};
{
User stream callback function.
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.
}
const
// special STREAMPROCs
STREAMPROC_DUMMY = Pointer(0); // "dummy" stream
STREAMPROC_PUSH = Pointer(-1); // push stream
STREAMPROC_DEVICE = Pointer(-2); // device mix stream
STREAMPROC_DEVICE_3D = Pointer(-3); // device 3D mix stream
type
DOWNLOADPROC = procedure(buffer: Pointer; length: DWORD; user: Pointer); {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};
{
Internet stream download callback function.
buffer : Buffer containing the downloaded data... NULL=end of download
length : Number of bytes in the buffer
user : The 'user' parameter value given when calling BASS_StreamCreateURL
}
SYNCPROC = procedure(handle: HSYNC; channel, data: DWORD; user: Pointer); {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};
{
Sync callback function.
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: Pointer); {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};
{
DSP callback function.
handle : The DSP handle
channel: Channel that the DSP is being applied to
buffer : Buffer to apply the DSP to
length : Number of bytes in the buffer
user : The 'user' parameter given when calling BASS_ChannelSetDSP
}
RECORDPROC = function(handle: HRECORD; buffer: Pointer; length: DWORD; user: Pointer): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};
{
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
}
// Functions
const
{$IFDEF MSWINDOWS}
bassdll = 'bass.dll';
{$ENDIF}
{$IFDEF LINUX}
bassdll = 'libbass.so';
{$ENDIF}
{$IFDEF MACOS}
bassdll = 'libbass.dylib';
{$ENDIF}
{$IFDEF ANDROID}
bassdll = 'libbass.so';
{$ENDIF}
function BASS_SetConfig(option, value: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_GetConfig(option: DWORD): DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_SetConfigPtr(option: DWORD; value: Pointer): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_GetConfigPtr(option: DWORD): Pointer; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_GetVersion: DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ErrorGetCode: Integer; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_GetDeviceInfo(device: DWORD; var info: BASS_DEVICEINFO): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
{$IFDEF MSWINDOWS}
function BASS_Init(device: Integer; freq, flags: DWORD; win: HWND; clsid: PGUID): BOOL; stdcall; external bassdll;
{$ELSE}
function BASS_Init(device: Integer; freq, flags: DWORD; win: Pointer; clsid: Pointer): BOOL; cdecl; external bassdll;
{$ENDIF}
function BASS_SetDevice(device: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_GetDevice: DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_Free: BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
{$IFDEF MSWINDOWS}
function BASS_GetDSoundObject(obj: DWORD): Pointer; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
{$ENDIF}
function BASS_GetInfo(var info: BASS_INFO): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_Update(length: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_GetCPU: Single; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_Start: BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_Stop: BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_Pause: BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_IsStarted: BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_SetVolume(volume: Single): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_GetVolume: Single; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_PluginLoad(filename: PChar; flags: DWORD): HPLUGIN; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_PluginFree(handle: HPLUGIN): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_PluginGetInfo(handle: HPLUGIN): PBASS_PLUGININFO; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_Set3DFactors(distf, rollf, doppf: Single): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_Get3DFactors(var distf, rollf, doppf: Single): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_Set3DPosition(var pos, vel, front, top: BASS_3DVECTOR): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_Get3DPosition(var pos, vel, front, top: BASS_3DVECTOR): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
procedure BASS_Apply3D; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
{$IFDEF MSWINDOWS}
function BASS_SetEAXParameters(env: Integer; vol, decay, damp: Single): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_GetEAXParameters(var env: DWORD; var vol, decay, damp: Single): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
{$ENDIF}
function BASS_MusicLoad(mem: BOOL; f: Pointer; offset: QWORD; length, flags, freq: DWORD): HMUSIC; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_MusicFree(handle: HMUSIC): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_SampleLoad(mem: BOOL; f: Pointer; offset: QWORD; length, max, flags: DWORD): HSAMPLE; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_SampleCreate(length, freq, chans, max, flags: DWORD): HSAMPLE; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_SampleFree(handle: HSAMPLE): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_SampleSetData(handle: HSAMPLE; buffer: Pointer): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_SampleGetData(handle: HSAMPLE; buffer: Pointer): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_SampleGetInfo(handle: HSAMPLE; var info: BASS_SAMPLE): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_SampleSetInfo(handle: HSAMPLE; var info: BASS_SAMPLE): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_SampleGetChannel(handle: HSAMPLE; onlynew: BOOL): HCHANNEL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_SampleGetChannels(handle: HSAMPLE; channels: Pointer): DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_SampleStop(handle: HSAMPLE): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_StreamCreate(freq, chans, flags: DWORD; proc: STREAMPROC; user: Pointer): HSTREAM; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_StreamCreateFile(mem: BOOL; f: Pointer; offset, length: QWORD; flags: DWORD): HSTREAM; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_StreamCreateURL(url: PChar; offset: DWORD; flags: DWORD; proc: DOWNLOADPROC; user: Pointer):HSTREAM; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_StreamCreateFileUser(system, flags: DWORD; var procs: BASS_FILEPROCS; user: Pointer): HSTREAM; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_StreamFree(handle: HSTREAM): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_StreamGetFilePosition(handle: HSTREAM; mode: DWORD): QWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_StreamPutData(handle: HSTREAM; buffer: Pointer; length: DWORD): DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_StreamPutFileData(handle: HSTREAM; buffer: Pointer; length: DWORD): DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_RecordGetDeviceInfo(device: DWORD; var info: BASS_DEVICEINFO): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_RecordInit(device: Integer):BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_RecordSetDevice(device: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_RecordGetDevice: DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_RecordFree: BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_RecordGetInfo(var info: BASS_RECORDINFO): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_RecordGetInputName(input: Integer): PAnsiChar; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_RecordSetInput(input: Integer; flags: DWORD; volume: Single): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_RecordGetInput(input: Integer; var volume: Single): DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_RecordStart(freq, chans, flags: DWORD; proc: RECORDPROC; user: Pointer): HRECORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelBytes2Seconds(handle: DWORD; pos: QWORD): Double; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};external bassdll;
function BASS_ChannelSeconds2Bytes(handle: DWORD; pos: Double): QWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};external bassdll;
function BASS_ChannelGetDevice(handle: DWORD): DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelSetDevice(handle, device: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelIsActive(handle: DWORD): DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};external bassdll;
function BASS_ChannelGetInfo(handle: DWORD; var info: BASS_CHANNELINFO):BOOL;{$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};external bassdll;
function BASS_ChannelGetTags(handle: HSTREAM; tags: DWORD): PAnsiChar; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelFlags(handle, flags, mask: DWORD): DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelUpdate(handle, length: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelLock(handle: DWORD; lock: BOOL): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelPlay(handle: DWORD; restart: BOOL): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelStop(handle: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelPause(handle: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelSetAttribute(handle, attrib: DWORD; value: Single): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelGetAttribute(handle, attrib: DWORD; var value: Single): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelSlideAttribute(handle, attrib: DWORD; value: Single; time: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelIsSliding(handle, attrib: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};external bassdll;
function BASS_ChannelSetAttributeEx(handle, attrib: DWORD; value: Pointer; size: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};external bassdll;
function BASS_ChannelGetAttributeEx(handle, attrib: DWORD; value: Pointer; size: DWORD): DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF};external bassdll;
function BASS_ChannelSet3DAttributes(handle: DWORD; mode: Integer; min, max: Single; iangle, oangle, outvol: Integer): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelGet3DAttributes(handle: DWORD; var mode: DWORD; var min, max: Single; var iangle, oangle, outvol: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelSet3DPosition(handle: DWORD; var pos, orient, vel: BASS_3DVECTOR): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelGet3DPosition(handle: DWORD; var pos, orient, vel: BASS_3DVECTOR): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelGetLength(handle, mode: DWORD): QWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelSetPosition(handle: DWORD; pos: QWORD; mode: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelGetPosition(handle, mode: DWORD): QWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelGetLevel(handle: DWORD): DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelGetLevelEx(handle: DWORD; levels: PSingle; length: Single; flags: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelGetData(handle: DWORD; buffer: Pointer; length: DWORD): DWORD; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelSetSync(handle: DWORD; type_: DWORD; param: QWORD; proc: SYNCPROC; user: Pointer): HSYNC; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelRemoveSync(handle: DWORD; sync: HSYNC): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelSetDSP(handle: DWORD; proc: DSPPROC; user: Pointer; priority: Integer): HDSP; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelRemoveDSP(handle: DWORD; dsp: HDSP): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelSetLink(handle, chan: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelRemoveLink(handle, chan: DWORD): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelSetFX(handle, type_: DWORD; priority: Integer): HFX; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_ChannelRemoveFX(handle: DWORD; fx: HFX): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_FXSetParameters(handle: HFX; par: Pointer): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_FXGetParameters(handle: HFX; par: Pointer): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_FXReset(handle: HFX): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_FXSetPriority(handle: HFX; priority: Integer): BOOL; {$IFDEF MSWINDOWS}stdcall{$ELSE}cdecl{$ENDIF}; external bassdll;
function BASS_SPEAKER_N(n: DWORD): DWORD;
{$IFDEF MSWINDOWS}
function BASS_SetEAXPreset(env: Integer): BOOL;
{
This function is defined in the implementation part of this unit.
It is not part of BASS.DLL but an extra function which makes it easier
to set the predefined EAX environments.
env : a EAX_ENVIRONMENT_xxx constant
}
{$ENDIF}
implementation
function BASS_SPEAKER_N(n: DWORD): DWORD;
begin
Result := n shl 24;
end;
{$IFDEF MSWINDOWS}
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: