Gecko [ fernandoquevedodop.com ]

Name	Size	Permission
Charset	[ DIR ]	drwxr-xr-x
Lang	[ DIR ]	drwxr-xr-x
AES.pm	18.66 KB	-rw-r--r--
AFCP.pm	10.38 KB	-rw-r--r--
AIFF.pm	9.59 KB	-rw-r--r--
APE.pm	9.06 KB	-rw-r--r--
APP12.pm	10.44 KB	-rw-r--r--
ASF.pm	30.21 KB	-rw-r--r--
Apple.pm	5.43 KB	-rw-r--r--
Audible.pm	11.52 KB	-rw-r--r--
BMP.pm	10.45 KB	-rw-r--r--
BPG.pm	7.53 KB	-rw-r--r--
BZZ.pm	17.46 KB	-rw-r--r--
BigTIFF.pm	11.27 KB	-rw-r--r--
BuildTagLookup.pm	121.94 KB	-rw-r--r--
CBOR.pm	11.51 KB	-rw-r--r--
Canon.pm	375.39 KB	-rw-r--r--
CanonCustom.pm	84.32 KB	-rw-r--r--
CanonRaw.pm	29.68 KB	-rw-r--r--
CanonVRD.pm	75.2 KB	-rw-r--r--
CaptureOne.pm	7.85 KB	-rw-r--r--
Casio.pm	62.21 KB	-rw-r--r--
Charset.pm	16.01 KB	-rw-r--r--
DICOM.pm	245.09 KB	-rw-r--r--
DJI.pm	6.31 KB	-rw-r--r--
DNG.pm	31.59 KB	-rw-r--r--
DPX.pm	9.51 KB	-rw-r--r--
DV.pm	9.75 KB	-rw-r--r--
DarwinCore.pm	15.43 KB	-rw-r--r--
DjVu.pm	12.46 KB	-rw-r--r--
EXE.pm	50.3 KB	-rw-r--r--
Exif.pm	246.64 KB	-rw-r--r--
FITS.pm	5.73 KB	-rw-r--r--
FLAC.pm	9.89 KB	-rw-r--r--
FLIF.pm	11.65 KB	-rw-r--r--
FLIR.pm	59.45 KB	-rw-r--r--
Fixup.pm	12.43 KB	-rw-r--r--
Flash.pm	27.5 KB	-rw-r--r--
FlashPix.pm	87.44 KB	-rw-r--r--
Font.pm	27.34 KB	-rw-r--r--
FotoStation.pm	7.97 KB	-rw-r--r--
FujiFilm.pm	54.47 KB	-rw-r--r--
GE.pm	2 KB	-rw-r--r--
GIF.pm	21.85 KB	-rw-r--r--
GIMP.pm	8.35 KB	-rw-r--r--
GPS.pm	19.53 KB	-rw-r--r--
GeoTiff.pm	87.51 KB	-rw-r--r--
Geotag.pm	62.87 KB	-rw-r--r--
GoPro.pm	28 KB	-rw-r--r--
H264.pm	39.29 KB	-rw-r--r--
HP.pm	8 KB	-rw-r--r--
HTML.pm	22.1 KB	-rw-r--r--
HtmlDump.pm	32.8 KB	-rw-r--r--
ICC_Profile.pm	45.63 KB	-rw-r--r--
ID3.pm	56.91 KB	-rw-r--r--
IPTC.pm	39.54 KB	-rw-r--r--
ISO.pm	6.81 KB	-rw-r--r--
ITC.pm	6.63 KB	-rw-r--r--
Import.pm	12.83 KB	-rw-r--r--
InDesign.pm	10.4 KB	-rw-r--r--
JPEG.pm	24.3 KB	-rw-r--r--
JPEGDigest.pm	212.38 KB	-rw-r--r--
JSON.pm	6.15 KB	-rw-r--r--
JVC.pm	3.57 KB	-rw-r--r--
Jpeg2000.pm	49.65 KB	-rw-r--r--
Kodak.pm	120.47 KB	-rw-r--r--
KyoceraRaw.pm	4.31 KB	-rw-r--r--
LIF.pm	4.66 KB	-rw-r--r--
LNK.pm	22.02 KB	-rw-r--r--
Leaf.pm	16.34 KB	-rw-r--r--
Lytro.pm	7.56 KB	-rw-r--r--
M2TS.pm	37.11 KB	-rw-r--r--
MIE.pm	102.09 KB	-rw-r--r--
MIEUnits.pod	13.68 KB	-rw-r--r--
MIFF.pm	9.05 KB	-rw-r--r--
MNG.pm	16.22 KB	-rw-r--r--
MOI.pm	4.14 KB	-rw-r--r--
MPC.pm	4.05 KB	-rw-r--r--
MPEG.pm	22.32 KB	-rw-r--r--
MPF.pm	8.94 KB	-rw-r--r--
MRC.pm	18.39 KB	-rw-r--r--
MWG.pm	30.64 KB	-rw-r--r--
MXF.pm	252.65 KB	-rw-r--r--
MacOS.pm	30.7 KB	-rw-r--r--
MakerNotes.pm	68.93 KB	-rw-r--r--
Matroska.pm	34.44 KB	-rw-r--r--
Microsoft.pm	52.13 KB	-rw-r--r--
Minolta.pm	99.93 KB	-rw-r--r--
MinoltaRaw.pm	16.49 KB	-rw-r--r--
Motorola.pm	5.31 KB	-rw-r--r--
Nikon.pm	431.96 KB	-rw-r--r--
NikonCapture.pm	28.13 KB	-rw-r--r--
NikonCustom.pm	290.78 KB	-rw-r--r--
NikonSettings.pm	71.88 KB	-rw-r--r--
Nintendo.pm	3.24 KB	-rw-r--r--
OOXML.pm	13.61 KB	-rw-r--r--
Ogg.pm	8.81 KB	-rw-r--r--
Olympus.pm	139.89 KB	-rw-r--r--
OpenEXR.pm	10.26 KB	-rw-r--r--
Opus.pm	2.22 KB	-rw-r--r--
Other.pm	2.63 KB	-rw-r--r--
PCX.pm	3.72 KB	-rw-r--r--
PDF.pm	90.77 KB	-rw-r--r--
PGF.pm	4.04 KB	-rw-r--r--
PICT.pm	33.2 KB	-rw-r--r--
PLIST.pm	17.07 KB	-rw-r--r--
PLUS.pm	147.71 KB	-rw-r--r--
PNG.pm	60.72 KB	-rw-r--r--
PPM.pm	4.97 KB	-rw-r--r--
PSP.pm	9.02 KB	-rw-r--r--
Palm.pm	11.9 KB	-rw-r--r--
Panasonic.pm	96.62 KB	-rw-r--r--
PanasonicRaw.pm	31.77 KB	-rw-r--r--
Parrot.pm	20.95 KB	-rw-r--r--
Pentax.pm	220.46 KB	-rw-r--r--
PhaseOne.pm	26.24 KB	-rw-r--r--
PhotoCD.pm	18.25 KB	-rw-r--r--
PhotoMechanic.pm	8.09 KB	-rw-r--r--
Photoshop.pm	43.36 KB	-rw-r--r--
PostScript.pm	29.11 KB	-rw-r--r--
PrintIM.pm	3.44 KB	-rw-r--r--
Qualcomm.pm	43.43 KB	-rw-r--r--
QuickTime.pm	409.72 KB	-rw-r--r--
QuickTimeStream.pl	126.03 KB	-rw-r--r--
RIFF.pm	70.97 KB	-rw-r--r--
RSRC.pm	9.58 KB	-rw-r--r--
RTF.pm	13.46 KB	-rw-r--r--
Radiance.pm	4.56 KB	-rw-r--r--
Rawzor.pm	6.17 KB	-rw-r--r--
Real.pm	26.89 KB	-rw-r--r--
Reconyx.pm	14.2 KB	-rw-r--r--
Red.pm	10.82 KB	-rw-r--r--
Ricoh.pm	37.18 KB	-rw-r--r--
Samsung.pm	54.64 KB	-rw-r--r--
Sanyo.pm	11.83 KB	-rw-r--r--
Scalado.pm	3.91 KB	-rw-r--r--
Shift.pl	23.28 KB	-rw-r--r--
Shortcuts.pm	9.81 KB	-rw-r--r--
Sigma.pm	33.16 KB	-rw-r--r--
SigmaRaw.pm	23.45 KB	-rw-r--r--
Sony.pm	439.69 KB	-rw-r--r--
SonyIDC.pm	11.95 KB	-rw-r--r--
Stim.pm	4.53 KB	-rw-r--r--
TagInfoXML.pm	33.14 KB	-rw-r--r--
TagLookup.pm	647.18 KB	-rw-r--r--
TagNames.pod	1.76 MB	-rw-r--r--
Text.pm	8.12 KB	-rw-r--r--
Theora.pm	3.41 KB	-rw-r--r--
Torrent.pm	11.58 KB	-rw-r--r--
Unknown.pm	1.69 KB	-rw-r--r--
VCard.pm	17.31 KB	-rw-r--r--
Validate.pm	29.75 KB	-rw-r--r--
Vorbis.pm	8.13 KB	-rw-r--r--
WTV.pm	12.97 KB	-rw-r--r--
WriteCanonRaw.pl	24.29 KB	-rw-r--r--
WriteExif.pl	130.6 KB	-rw-r--r--
WriteIPTC.pl	29.6 KB	-rw-r--r--
WritePDF.pl	29.02 KB	-rw-r--r--
WritePNG.pl	16.07 KB	-rw-r--r--
WritePhotoshop.pl	10.85 KB	-rw-r--r--
WritePostScript.pl	26.71 KB	-rw-r--r--
WriteQuickTime.pl	89.63 KB	-rw-r--r--
WriteXMP.pl	70.49 KB	-rw-r--r--
Writer.pl	301.76 KB	-rw-r--r--
XMP.pm	176.89 KB	-rw-r--r--
XMP2.pl	81.66 KB	-rw-r--r--
XMPStruct.pl	36.66 KB	-rw-r--r--
ZIP.pm	27.61 KB	-rw-r--r--
ZISRAW.pm	7.85 KB	-rw-r--r--
iWork.pm	7.79 KB	-rw-r--r--

Code Editor : AIFF.pm

#------------------------------------------------------------------------------
# File:         AIFF.pm
#
# Description:  Read AIFF meta information
#
# Revisions:    01/06/2006 - P. Harvey Created
#               09/22/2008 - PH Added DjVu support
#
# References:   1) http://developer.apple.com/documentation/QuickTime/INMAC/SOUND/imsoundmgr.30.htm#pgfId=3190
#               2) http://astronomy.swin.edu.au/~pbourke/dataformats/aiff/
#               3) http://www.mactech.com/articles/mactech/Vol.06/06.01/SANENormalized/
#------------------------------------------------------------------------------

package Image::ExifTool::AIFF;

use strict;
use vars qw($VERSION);
use Image::ExifTool qw(:DataAccess :Utils);
use Image::ExifTool::ID3;

$VERSION = '1.11';

# information for time/date-based tags (time zero is Jan 1, 1904)
my %timeInfo = (
    Groups => { 2 => 'Time' },
    ValueConv => 'ConvertUnixTime($val - ((66 * 365 + 17) * 24 * 3600))',
    PrintConv => '$self->ConvertDateTime($val)',
);

# AIFF info
%Image::ExifTool::AIFF::Main = (
    GROUPS => { 2 => 'Audio' },
    NOTES => q{
        Tags extracted from Audio Interchange File Format (AIFF) files.  See
        L<http://www-mmsp.ece.mcgill.ca/Documents/AudioFormats/AIFF/AIFF.html> for
        the AIFF specification.
    },
#    FORM => 'Format',
    FVER => {
        Name => 'FormatVersion',
        SubDirectory => { TagTable => 'Image::ExifTool::AIFF::FormatVers' },
    },
    COMM => {
        Name => 'Common',
        SubDirectory => { TagTable => 'Image::ExifTool::AIFF::Common' },
    },
    COMT => {
        Name => 'Comment',
        SubDirectory => { TagTable => 'Image::ExifTool::AIFF::Comment' },
    },
    NAME => {
        Name => 'Name',
        ValueConv => '$self->Decode($val, "MacRoman")',
    },
    AUTH => {
        Name => 'Author',
        Groups => { 2 => 'Author' },
        ValueConv => '$self->Decode($val, "MacRoman")',
    },
   '(c) ' => {
        Name => 'Copyright',
        Groups => { 2 => 'Author' },
        ValueConv => '$self->Decode($val, "MacRoman")',
    },
    ANNO => {
        Name => 'Annotation',
        ValueConv => '$self->Decode($val, "MacRoman")',
    },
   'ID3 ' => {
        Name => 'ID3',
        SubDirectory => {
            TagTable => 'Image::ExifTool::ID3::Main',
            ProcessProc => \&Image::ExifTool::ID3::ProcessID3,
        },
    },
    APPL => 'ApplicationData', # (first 4 bytes are the application signature)
#    SSND => 'SoundData',
#    MARK => 'Marker',
#    INST => 'Instrument',
#    MIDI => 'MidiData',
#    AESD => 'AudioRecording',
);

%Image::ExifTool::AIFF::Common = (
    PROCESS_PROC => \&Image::ExifTool::ProcessBinaryData,
    GROUPS => { 2 => 'Audio' },
    FORMAT => 'int16u',
    0 => 'NumChannels',
    1 => { Name => 'NumSampleFrames', Format => 'int32u' },
    3 => 'SampleSize',
    4 => { Name => 'SampleRate', Format => 'extended' }, #3
    9 => {
        Name => 'CompressionType',
        Format => 'string[4]',
        PrintConv => {
            NONE => 'None',
            ACE2 => 'ACE 2-to-1',
            ACE8 => 'ACE 8-to-3',
            MAC3 => 'MAC 3-to-1',
            MAC6 => 'MAC 6-to-1',
            sowt => 'Little-endian, no compression',
            alaw => 'a-law',
            ALAW => 'A-law',
            ulaw => 'mu-law',
            ULAW => 'Mu-law',
           'GSM '=> 'GSM',
            G722 => 'G722',
            G726 => 'G726',
            G728 => 'G728',
        },
    },
    11 => { #PH
        Name => 'CompressorName',
        Format => 'pstring',
        ValueConv => '$self->Decode($val, "MacRoman")',
    },
);

%Image::ExifTool::AIFF::FormatVers = (
    PROCESS_PROC => \&Image::ExifTool::ProcessBinaryData,
    FORMAT => 'int32u',
    0 => { Name => 'FormatVersionTime', %timeInfo },
);

%Image::ExifTool::AIFF::Comment = (
    PROCESS_PROC => \&Image::ExifTool::AIFF::ProcessComment,
    GROUPS => { 2 => 'Audio' },
    0 => { Name => 'CommentTime', %timeInfo },
    1 => 'MarkerID',
    2 => {
        Name => 'Comment',
        ValueConv => '$self->Decode($val, "MacRoman")',
    },
);

%Image::ExifTool::AIFF::Composite = (
    Duration => {
        Require => {
            0 => 'AIFF:SampleRate',
            1 => 'AIFF:NumSampleFrames',
        },
        RawConv => '($val[0] and $val[1]) ? $val[1] / $val[0] : undef',
        PrintConv => 'ConvertDuration($val)',
    },
);

# add our composite tags
Image::ExifTool::AddCompositeTags('Image::ExifTool::AIFF');

#------------------------------------------------------------------------------
# Process AIFF Comment chunk
# Inputs: 0) ExifTool object reference, 1) DirInfo reference, 2) tag table ref
# Returns: 1 on success
sub ProcessComment($$$)
{
    my ($et, $dirInfo, $tagTablePtr) = @_;
    my $dataPt = $$dirInfo{DataPt};
    my $dirLen = $$dirInfo{DirLen};
    my $verbose = $et->Options('Verbose');
    return 0 unless $dirLen > 2;
    my $numComments = unpack('n',$$dataPt);
    my $pos = 2;
    my $i;
    $verbose and $et->VerboseDir('Comment', $numComments);
    for ($i=0; $i<$numComments; ++$i) {
        last if $pos + 8 > $dirLen;
        my ($time, $markerID, $size) = unpack("x${pos}Nnn", $$dataPt);
        $et->HandleTag($tagTablePtr, 0, $time);
        $et->HandleTag($tagTablePtr, 1, $markerID) if $markerID;
        $pos += 8;
        last if $pos + $size > $dirLen;
        my $val = substr($$dataPt, $pos, $size);
        $et->HandleTag($tagTablePtr, 2, $val);
        ++$size if $size & 0x01;    # account for padding byte if necessary
        $pos += $size;
    }
}

#------------------------------------------------------------------------------
# Extract information from a AIFF file
# Inputs: 0) ExifTool object reference, 1) DirInfo reference
# Returns: 1 on success, 0 if this wasn't a valid AIFF file
sub ProcessAIFF($$)
{
    my ($et, $dirInfo) = @_;
    my $raf = $$dirInfo{RAF};
    my ($buff, $err, $tagTablePtr, $page, $type, $n);

# verify this is a valid AIFF file
    return 0 unless $raf->Read($buff, 12) == 12;
    my $fast3 = $$et{OPTIONS}{FastScan} && $$et{OPTIONS}{FastScan} == 3;
    my $pos = 12;
    # check for DjVu image
    if ($buff =~ /^AT&TFORM/) {
        # http://www.djvu.org/
        # http://djvu.sourceforge.net/specs/djvu3changes.txt
        my $buf2;
        return 0 unless $raf->Read($buf2, 4) == 4 and $buf2 =~ /^(DJVU|DJVM)/;
        $pos += 4;
        $buff = substr($buff, 4) . $buf2;
        $et->SetFileType('DJVU');
        return 1 if $fast3;
        $tagTablePtr = GetTagTable('Image::ExifTool::DjVu::Main');
        # modify FileType to indicate a multi-page document
        $$et{VALUE}{FileType} .= " (multi-page)" if $buf2 eq 'DJVM';
        $type = 'DjVu';
    } else {
        return 0 unless $buff =~ /^FORM....(AIF(F|C))/s;
        $et->SetFileType($1);
        return 1 if $fast3;
        $tagTablePtr = GetTagTable('Image::ExifTool::AIFF::Main');
        $type = 'AIFF';
    }
    SetByteOrder('MM');
    my $verbose = $et->Options('Verbose');
#
# Read through the IFF chunks
#
    for ($n=0;;++$n) {
        $raf->Read($buff, 8) == 8 or last;
        $pos += 8;
        my ($tag, $len) = unpack('a4N', $buff);
        my $tagInfo = $et->GetTagInfo($tagTablePtr, $tag);
        $et->VPrint(0, "AIFF '${tag}' chunk ($len bytes of data): ", $raf->Tell(),"\n");
        # AIFF chunks are padded to an even number of bytes
        my $len2 = $len + ($len & 0x01);
        if ($len2 > 100000000) {
            if ($len2 >= 0x80000000 and not $et->Options('LargeFileSupport')) {
                $et->Warn('End of processing at large chunk (LargeFileSupport not enabled)');
                last;
            }
            if ($tagInfo) {
                $et->Warn("Skipping large $$tagInfo{Name} chunk (> 100 MB)");
                undef $tagInfo;
            }
        }
        if ($tagInfo) {
            if ($$tagInfo{TypeOnly}) {
                $len = $len2 = 4;
                $page = ($page || 0) + 1;
                $et->VPrint(0, $$et{INDENT} . "Page $page:\n");
            }
            $raf->Read($buff, $len2) >= $len or $err=1, last;
            unless ($$tagInfo{SubDirectory} or $$tagInfo{Binary}) {
                $buff =~ s/\0+$//;  # remove trailing nulls
            }
            $et->HandleTag($tagTablePtr, $tag, $buff,
                DataPt => \$buff,
                DataPos => $pos,
                Start => 0,
                Size => $len,
            );
        } elsif (not $len) {
            next if ++$n < 100;
            $et->Warn('Aborting scan.  Too many empty chunks');
            last;
        } elsif ($verbose > 2 and $len2 < 1024000) {
            $raf->Read($buff, $len2) == $len2 or $err = 1, last;
            $et->VerboseDump(\$buff);
        } else {
            $raf->Seek($len2, 1) or $err=1, last;
        }
        $pos += $len2;
        $n = 0;
    }
    $err and $et->Warn("Error reading $type file (corrupted?)");
    return 1;
}

1;  # end

__END__

=head1 NAME

Image::ExifTool::AIFF - Read AIFF meta information

=head1 SYNOPSIS

This module is used by Image::ExifTool

=head1 DESCRIPTION

This module contains routines required by Image::ExifTool to extract
information from AIFF (Audio Interchange File Format) audio files.

=head1 AUTHOR

This library is free software; you can redistribute it and/or modify it
under the same terms as Perl itself.

=head1 REFERENCES

=over 4

=item L<http://developer.apple.com/documentation/QuickTime/INMAC/SOUND/imsoundmgr.30.htm#pgfId=3190>

=item L<http://astronomy.swin.edu.au/~pbourke/dataformats/aiff/>

=item L<http://www.mactech.com/articles/mactech/Vol.06/06.01/SANENormalized/>

=back

=head1 SEE ALSO

L<Image::ExifTool::TagNames/AIFF Tags>,
L<Image::ExifTool(3pm)|Image::ExifTool>

=cut

${this.title}

Code Editor : AIFF.pm