Code:
#include-once
;===============================================================================
;
; Description: Retrieve MP3 tag info
; Parameter(s): File name
; Requirement(s): Autoit Beta 3.104.123+ (DllStruct, Binary, RegExp)
; Return Value(s): On Success - array with data:
; 0 - Title
; 1 - Artist
; 2 - Album
; 3 - Year
; 4 - Comment
; 5 - Track number
; 6 - Genre
; 7 - Length (for V2 only, may be used for determine length for VBR files)
; 8 - Tag version
; On Failure empty string and sets @ERROR:
; 1 - Info not found
; Author(s): YDY (Lazycat)
; Version: 2.5.1
; Date: 06.05.2006
; Note(s): None
;
;===============================================================================
Func _MP3GetTag($sFile)
Local $ret = DllCall("kernel32.dll","int","CreateFile", _
"str",$sFile, _
"int",0x80000000, _
"int",0, _
"ptr",0, _
"int",3, _
"int",0x80, _
"ptr",0)
If @error OR Not $ret[0] Then
SetError(1)
Return ""
Endif
Local $vTag = _MP3GetV2Tag($ret[0])
If not IsArray($vTag) Then $vTag = _MP3GetV1Tag($ret[0], FileGetSize($sFile) - 128)
DllCall("kernel32.dll","int","CloseHandle","int", $ret[0])
If IsArray($vTag) Then Return $vTag
SetError(1)
Return ""
EndFunc
Func _MP3GetV1Tag($hFile, $nTagPos)
Local $pTag = _FileReadToStruct("char[3];char[30];char[30];char[30];char[4];char[30];byte", $hFile, $nTagPos)
If not (_DllStructArrayAsString($pTag, 1, 3) == "TAG") Then Return "" ; ID3v1 tag NOT found
Local $asInfo[9]
$asInfo[0] = _DllStructArrayAsString($pTag, 2, 30) ; Title
$asInfo[1] = _DllStructArrayAsString($pTag, 3, 30) ; Peformer
$asInfo[2] = _DllStructArrayAsString($pTag, 4, 30) ; Album
$asInfo[3] = _DllStructArrayAsString($pTag, 5, 4) ; Year
$asInfo[4] = _DllStructArrayAsString($pTag, 6, 30) ; Comment
$asInfo[5] = "" ; Track number
$asInfo[8] = "1.0"
If DllStructGetData($pTag, 6, 29) = 0 Then ; Version 1.1
$asInfo[5] = DllStructGetData($pTag, 6, 30)
$asInfo[8] = "1.1"
EndIf
$asInfo[6] = _MP3GetGenreByID(DllStructGetData($pTag, 7)) ; Genre
$asInfo[7] = ""
Return($asInfo)
EndFunc
Func _MP3GetV2Tag($hFile)
Local $nTagSize = 1, $nFrameOffset = 10, $nTagInfo
Local $asInfo[9], $sID, $pFrame, $pHeader, $pTemp, $nFrameSize, $sData
$pHeader = _FileReadToStruct("char[3];byte;byte;byte;dword;dword", $hFile, 0)
If not (StringLeft(DllStructGetData($pHeader, 1), 3) = "ID3") Then Return
For $i = 0 To 8
$asInfo[$i] = ""
Next
; Set tag version
$asInfo[8] = StringFormat("2.%d.%d", DllStructGetData($pHeader, 2), DllStructGetData($pHeader, 3))
$nTagInfo = DllStructGetData($pHeader, 4)
$nTagSize = _SSIntToInt(DllStructGetData($pHeader, 5)) + 10
If _IsBitSet($nTagInfo, 4) Then $nTagSize = $nTagSize + 10 ; Footer presented, RARE case
If _IsBitSet($nTagInfo, 6) Then $nFrameOffset = 10 + _SSIntToInt(DllStructGetData($p, 5)) ; ExtHeader presented
$pFrame = DllStructCreate("char[4];dword;short")
While $nFrameOffset < $nTagSize
$pFrame = _FileReadToStruct($pFrame, $hFile, $nFrameOffset)
$sID = DllStructGetData($pFrame, 1)
$nFrameSize = _SSIntToInt(DllStructGetData($pFrame, 2))
If $nFrameSize > $nTagSize Then Exitloop
$pTemp = _FileReadToStruct("byte;byte[" & $nFrameSize - 1 & "]", $hFile, $nFrameOffset + 10)
$sData = _GetDecodedText(DllStructGetData($pTemp, 1), DllStructGetData($pTemp, 2), $nFrameSize)
Select
Case $sID == "TIT2" ; Title
$asInfo[0] = $sData
Case $sID == "TPE1" ; Performer (primary)
$asInfo[1] = $sData
Case $sID == "TPE2" ; Performer (secondary)
If $asInfo[1] == "" Then $asInfo[1] = $sData
Case $sID == "TALB" ; Album
$asInfo[2] = $sData
Case $sID == "TYER" ; Year
$asInfo[3] = $sData
Case $sID == "COMM" ; Required special
If $asInfo[4] == "" Then ; MS ShellExt tag editor add empty COMM at the end of tag...
; Not sure if this is correct method...
If DllStructGetData($pTemp, 2, 4) = 0 Then
If DllStructGetData($pTemp, 2, 5) = 0 Then
$asInfo[4] = _GetDecodedText(DllStructGetData($pTemp, 1), StringTrimLeft(DllStructGetData($pTemp, 2), 5), $nFrameSize)
Else
$asInfo[4] = _GetDecodedText(DllStructGetData($pTemp, 1), StringTrimLeft(DllStructGetData($pTemp, 2), 4), $nFrameSize)
EndIf
EndIf
EndIf
Case $sID == "TRCK" ; Track number
$asInfo[5] = $sData
Case $sID == "TCON" ; Genre
$asInfo[6] = $sData
$sData = StringRegExp($sData, "\((\d{1,3})\)", 1)
If @extended Then $asInfo[6] = _MP3GetGenreByID($sData[0])
Case $sID == "TLEN" ; Length!
$asInfo[7] = Int(Number($sData)/1000)
$asInfo[7] = StringFormat("%d:%02d", Int($asInfo[7] / 60), $asInfo[7] - Int($asInfo[7] / 60) * 60)
Case StringLen($sID) < 4 or not StringIsAlNum($sID)
Exitloop ; Zero-byte padding (end of tag), wrong sID -> Exitloop
EndSelect
$nFrameOffset = $nFrameOffset + $nFrameSize + 10
$pTemp = 0
Wend
Return($asInfo)
EndFunc
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; Support functions ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
Func _MP3GetGenreByID($iID)
Local $asGenre = StringSplit("Blues,Classic Rock,Country,Dance,Disco,Funk,Grunge,Hip-Hop," & _
"Jazz,Metal,New Age, Oldies,Other,Pop,R&B,Rap,Reggae,Rock,Techno,Industrial,Alternative," & _
"Ska,Death Metal,Pranks,Soundtrack,Euro-Techno,Ambient,Trip-Hop,Vocal,Jazz+Funk,Fusion," & _
"Trance,Classical,Instrumental,Acid,House,Game,Sound Clip,Gospel,Noise,Alternative Rock," & _
"Bass,Soul,Punk,Space,Meditative,Instrumental Pop,Instrumental Rock,Ethnic,Gothic,Darkwave," & _
"Techno-Industrial,Electronic,Pop-Folk,Eurodance,Dream,Southern Rock,Comedy,Cult,Gangsta," & _
"Top 40,Christian Rap,Pop/Funk,Jungle,Native US,Cabaret,New Wave,Psychadelic,Rave,Showtunes," & _
"Trailer,Lo-Fi,Tribal,Acid Punk,Acid Jazz,Polka,Retro,Musical,Rock & Roll,Hard Rock,Folk," & _
"Folk-Rock,National Folk,Swing,Fast Fusion,Bebob,Latin,Revival,Celtic,Bluegrass,Avantgarde," & _
"Gothic Rock,Progressive Rock,Psychedelic Rock,Symphonic Rock,Slow Rock,Big Band,Chorus," & _
"Easy Listening,Acoustic,Humour,Speech,Chanson,Opera,Chamber Music,Sonata,Symphony,Booty Bass," & _
"Primus,Porn Groove,Satire,Slow Jam,Club,Tango,Samba,Folklore,Ballad,Power Ballad,Rhytmic Soul," & _
"Freestyle,Duet,Punk Rock,Drum Solo,Acapella,Euro-House,Dance Hall,Goa,Drum & Bass,Club-House," & _
"Hardcore,Terror,Indie,BritPop,Negerpunk,Polsk Punk,Beat,Christian Gangsta,Heavy Metal,Black Metal," & _
"Crossover,Contemporary C,Christian Rock,Merengue,Salsa,Thrash Metal,Anime,JPop,SynthPop", ",")
If ($iID >= 0) and ($iID < 148) Then Return $asGenre[$iID + 1]
Return("")
EndFunc
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; Common functions ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
Func _DllStructArrayAsString($p, $index, $size, $start = 1)
Local $sTemp = "", $char
For $i = $start to $size
$char = DllStructGetData($p, $index, $i)
If $char = 0 then Return $sTemp
$sTemp &= Chr($char)
Next
Return $sTemp
EndFunc
Func _SSIntToInt($nSSInt)
Local $nRet = 0
For $i = 0 To 3
$nRet = $nRet + BitShift(BitAND(BitShift($nSSInt, 8 * (3-$i)), 0xFF), -7 * $i)
Next
Return($nRet)
EndFunc
Func _IsBitSet($nNum, $nBit)
Return BitAND(BitShift($nNum, $nBit), 1)
EndFunc
Func _FileReadToStruct($vStruct, $hFile, $nOffset)
If not DllStructGetSize($vStruct) Then $vStruct = DllStructCreate($vStruct)
Local $nLen = DllStructGetSize($vStruct)
Local $ret = DllCall("kernel32.dll","int","SetFilePointer", _
"int",$hFile, _
"int",$nOffset, _
"int",0, _
"int",0) ; FILE_BEGIN
Local $pRead = DllStructCreate("dword")
$ret = DllCall("kernel32.dll","int","ReadFile", _
"int",$hFile, _
"ptr",DllStructGetPtr($vStruct), _
"int", $nLen, _
"ptr",DllStructGetPtr($pRead), _
"ptr",0)
If @error Then
SetError(1)
EndIf
Local $nRead = DllStructGetData($pRead, 1)
$pRead = 0
SetExtended($nRead)
If not ($nRead = $nLen) Then SetError(2)
Return $vStruct
EndFunc
Func _GetDecodedText($nType, $sText, $nSize)
Switch $nType
Case 0 ; ASCII
If ($nSize - 1) = 1 Then Return Chr($sText)
Return $sText
Case 0x1, 0x2 ; Unicode
Return _Unicode2Asc($sText)
Case 0x3 ; UTF-8
Return _Unicode2Asc(_Utf82Unicode($sText))
EndSwitch
EndFunc
;;;;;;;;;;;;;;;;;;;;;;;; Unicode conversion functions originally written by Arilvv ;;;;;;;;;;;;;;;;;;;;;;;
Func _Unicode2Asc($UniString)
Local $lb, $hb, $InpBuf
Local $BufferLen = StringLen($UniString)
Local $Input = DllStructCreate("ubyte[" & $BufferLen & "]")
DllStructSetData($Input, 1, $UniString)
$lb = DllStructGetData($Input, 1, 1)
$hb = DllStructGetData($Input, 1, 2)
If (($lb = 0xFF) and ($hb = 0xFE)) or (($lb = 0xFE) and ($hb = 0xFF)) Then ; BOM found
$BufferLen -= 2
$InpBuf = DllStructCreate("byte[" & $BufferLen & "]", DllStructGetPtr($Input) + 2)
Else
$InpBuf = DllStructCreate("byte[" & $BufferLen & "]", DllStructGetPtr($Input))
EndIf
Local $Output = DllStructCreate("char[" & $BufferLen & "]")
Local $Return = DllCall("kernel32.dll", "int", "WideCharToMultiByte", _
"int", 0, _
"int", 0, _
"ptr", DllStructGetPtr($InpBuf), _
"int", $BufferLen / 2, _
"ptr", DllStructGetPtr($Output), _
"int", $BufferLen, _
"int", 0, _
"int", 0)
Return DllStructGetData($Output, 1)
EndFunc
Func _Utf82Unicode($Utf8String)
Local $BufferSize = StringLen($Utf8String) * 2
Local $Buffer = DllStructCreate("byte[" & $BufferSize & "]")
Local $Return = DllCall("Kernel32.dll", "int", "MultiByteToWideChar", _
"int", 65001, _
"int", 0, _
"str", $Utf8String, _
"int", StringLen($Utf8String), _
"ptr", DllStructGetPtr($Buffer), _
"int", $BufferSize)
Return StringLeft(DllStructGetData($Buffer, 1), $Return[0] * 2)
EndFunc
;===============================================================================
;
; Description: Retrieve MP3 (MP2, MPA) basic information
; Parameter(s): File name
; Requirement(s): None
; Return Value(s): On Success - array with data:
; 0 - MPEG version
; 1 - Layer
; 2 - Bitrate
; 3 - Frequency
; 4 - Channel Mode
; 5 - Duration
; 6 - Frames
; 7 - CRC protected
; 8 - Copyrighted
; 9 - Original
; On Failure empty string and sets @ERROR:
; 1 - Info not found
; Author(s): YDY (Lazycat) <[Only registered and activated users can see links. Click Here To Register...]>
; Version: 1.2.00
; Date: 30.12.2004
; Note(s): None
;
;===============================================================================
Func _GetMP3Info($file)
Local $data[10], $offset = 1, $isValid = 0, $isVBR = 0
Local $aVersion = StringSplit("MPEG 2.5|Undefined|MPEG 2.5|MPEG 1", "|")
Local $aLayer = StringSplit("Undefined|Layer III|Layer II|Layer I", "|")
Local $sBitrate = ""
Local $sFrequency = ""
Local $aChanMode = StringSplit("Stereo|Joint stereo|Dual channel|Mono", "|")
Local $aFlags = StringSplit("No|Yes", "|")
Local $head, $nVer, $nLay
If _FileReadAtOffsetHEX ($file, 1, 3) = "494433" Then ; ID3v2 tag found
$offset = _HEXToSSInt(_FileReadAtOffsetHEX ($file, 7, 4)) + 10 ; End of ID3v2 tag
Endif
For $ic = $offset to 4096 + $offset
$marker = _FileReadAtOffsetHEX ($file, $ic, 2)
$marker = StringLeft($marker, 3)
If StringInStr("FFF,FFE", $marker) Then ; Assume that is frame start
$head = _HexToBin(_FileReadAtOffsetHEX ($file, $ic, 4))
$nVer = _GetRBits($head, 19, 2)
$nLay = _GetRBits($head, 17, 2)
If ($nVer <> 1) and ($nLay <> 0) Then
If _FileReadAtOffsetHEX ($file, $ic+36, 4) = "58696E67" Then $isVBR = 1 ; Is this a right way?..
$isValid = 1
Exitloop
Endif
Endif
Next
If not $isValid Then
SetError(1) ; Frame not found (not mp3 data?)
Return ("")
Endif
Select
Case $nVer = 3
$sFrequency = "44100|48000|32000|Undefined"
Case $nVer = 2
$sFrequency = "22050|24000|16000|Undefined"
Case $nVer = 0
$sFrequency = "11025|12000|8000|Undefined"
EndSelect
Local $aFrequency = StringSplit($sFrequency, "|")
$data[3] = _GetData($aFrequency, _GetRBits($head, 10, 2))
Local $pad = 0, $bitrate, $framesize, $frames, $length, $fps
If _GetRBits($head, 9, 1) Then $pad = 1
If $isVBR Then
$data[2] = "Variable"
Else
Select
Case $nVer = 3 and $nLay = 3
$sBitrate = "Free|32|64|96|128|160|192|224|256|288|320|352|384|416|448|Undefined"
Case $nVer = 3 and $nLay = 2
$sBitrate = "Free|32|48|56|64|80|96|112|128|160|192|224|256|320|384|Undefined"
Case $nVer = 3 and $nLay = 1
$sBitrate = "Free|32|40|48|56|64|80|96|112|128|160|192|224|256|320|Undefined"
Case $nVer = 2 and $nLay = 3
$sBitrate = "Free|32|48|56|64|80|96|112|128|144|160|176|192|224|256|Undefined"
Case ($nVer = 2 and $nLay = 2) or ($nVer = 2 and $nLay = 1)
$sBitrate = "Free|8|16|24|32|40|48|56|64|80|96|112|128|144|160|Undefined"
EndSelect
Local $aBitrate = StringSplit($sBitrate, "|")
$data[2] = _GetData($aBitrate, _GetRBits($head, 12, 4))
$bitrate = 1000 * $data[2]
If $nLay = 3 Then
$framesize = (((12 * $bitrate) / $data[3]) + $pad) * 4
$fps = $data[3]/384
Else
$framesize = ((144 * $bitrate) / $data[3]) + $pad
$fps = $data[3]/1152
Endif
$frames = FileGetSize($file) / $framesize
$length = $frames / $fps
Endif
$data[0] = _GetData($aVersion, $nVer)
$data[1] = _GetData($aLayer, $nLay)
$data[4] = _GetData($aChanMode, _GetRBits($head, 6, 2))
$data[5] = StringFormat("%d:%02d", Int($length / 60), $length - Int($length / 60) * 60)
$data[6] = Int($frames)
$data[7] = _GetData($aFlags, not _GetRBits($head, 16, 1)) ; CRC
$data[8] = _GetData($aFlags, _GetRBits($head, 3, 1)) ; Private
$data[9] = _GetData($aFlags, _GetRBits($head, 2, 1)) ; Original
Return($data)
EndFunc
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; Support functions ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
Func _GetRBits($str, $pos, $size)
Local $ic, $res = 0, $bStr = StringMid($str, 33 - $pos - $size, $size)
For $ic = 0 to $size-1
If StringMid($bStr, $size-$ic, 1) == "1" Then $res = $res + 2^$ic
Next
Return ($res)
EndFunc
Func _GetData(ByRef $array, $val)
If $val > UBound($array)-1 Then Return("Undefined")
Return ($array[$val+1])
EndFunc
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; Common functions ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
Func _HEXToSSInt($sHexStr)
Local $iCnt, $iLen, $sTempStr = "", $iReturn = 0
For $iCnt = 1 to StringLen($sHexStr) Step 2
$sTempStr = $sTempStr & StringTrimLeft(_HexToBin(StringMid($sHexStr, $iCnt, 2)), 1)
Next
$iLen = StringLen($sTempStr)
For $iCnt = 0 To $iLen - 1
$iReturn = $iReturn + Number(StringMid($sTempStr, $iLen - $iCnt, 1)) * 2^$iCnt
Next
Return($iReturn)
EndFunc
Func _HexToBin($str)
Local $res="", $i
While StringLen($str) > 0
$val = Dec(StringRight($str, 1))
$str = StringTrimRight($str, 1)
For $i = 1 to 4
$res = String(Mod($val, 2)) & $res
$val = Int($val/2)
Next
Wend
Return ($res)
EndFunc
Func _FileReadAtOffsetHEX ($file, $offset, $bytes)
Local $tfile = FileOpen($file, 0)
Local $tstr = "", $i
FileRead($tfile, $offset-1)
For $i = $offset To $offset + $bytes - 1
$tstr = $tstr & Hex(Asc(FileRead($tfile, 1)), 2)
Next
FileClose($tfile)
Return ($tstr)
Endfunc
Hab in der kernel32.dll nix gefunden :x
