/**
* Constructs the class with given parameters and parses object related data.
*
* @param Reader $reader The reader object.
* @param Array $options The options array.
*/
public function __construct($reader = null, &$options = array())
{
parent::__construct($reader, $options);
if ($reader === null)
return;
$adjustmentBits = Transform::fromInt8($this->_data[0]);
if ($adjustmentBits <= 8 || $adjustmentBits > 16)
throw new ID3_Exception
("Unsupported adjustment bit size of: " . $adjustmentBits);
for ($i = 1; $i < strlen($this->_data); $i += 4) {
$frequency = Transform::fromUInt16BE(substr($this->_data, $i, 2));
$this->_adjustments[($frequency & 0x7fff)] =
($frequency & 0x8000) == 0x8000 ?
Transform::fromUInt16BE(substr($this->_data, $i + 2, 2)) :
-Transform::fromUInt16BE(substr($this->_data, $i + 2, 2));
}
ksort($this->_adjustments);
}
/**
* Constructs the class with given parameters and parses object related data.
*
* @param Reader $reader The reader object.
* @param Array $options The options array.
*/
public function __construct($reader = null, &$options = array())
{
parent::__construct($reader, $options);
if ($reader === null)
return;
list ($this->_device, $this->_data) =
$this->explodeString8($this->_data, 2);
for ($i = $j = 0; $i < 9; $i++) {
$this->_adjustments[$i] = array
(self::channelType => Transform::fromInt8($this->_data[$j++]),
self::volumeAdjustment =>
Transform::fromInt16BE(substr($this->_data, $j++, 2)) / 512.0);
$j++;
$bitsInPeak = Transform::fromInt8($this->_data[$j++]);
$bytesInPeak = $bitsInPeak > 0 ? ceil($bitsInPeak / 8) : 0;
switch ($bytesInPeak) {
case 8:
case 7:
case 6:
case 5:
$this->_adjustments[$i][self::peakVolume] =
Transform::fromInt64BE(substr($this->_data, $j, $bytesInPeak));
break;
case 4:
case 3:
$this->_adjustments[$i][self::peakVolume] =
Transform::fromUInt32BE(substr($this->_data, $j, $bytesInPeak));
break;
case 2:
$this->_adjustments[$i][self::peakVolume] =
Transform::fromUInt16BE(substr($this->_data, $j, $bytesInPeak));
break;
case 1:
$this->_adjustments[$i][self::peakVolume] =
Transform::fromUInt8(substr($this->_data, $j, $bytesInPeak));
}
$j += $bytesInPeak;
}
}
/**
* Constructs the class with given parameters and parses object related data.
*
* @param Reader $reader The reader object.
* @param Array $options The options array.
*/
public function __construct($reader = null, &$options = array())
{
parent::__construct($reader, $options);
if ($reader === null)
return;
$this->_interpolation = Transform::fromInt8($this->_data[0]);
list ($this->_device, $this->_data) =
$this->explodeString8(substr($this->_data, 1), 2);
for ($i = 0; $i < strlen($this->_data); $i += 4)
$this->_adjustments
[(int)(Transform::fromUInt16BE(substr($this->_data, $i, 2)) / 2)] =
Transform::fromInt16BE(substr($this->_data, $i + 2, 2)) / 512.0;
ksort($this->_adjustments);
}
/**
* Constructs the class with given parameters and parses object related data.
*
* @param Reader $reader The reader object.
* @param Array $options The options array.
*/
public function __construct($reader = null, &$options = array())
{
parent::__construct($reader, $options);
if ($reader === null) {
return;
}
list($this->_device, $this->_data) = preg_split("/\\x00/", $this->_data, 2);
for ($i = $j = 0; $i < 9; $i++) {
$this->_adjustments[$i] = array("channelType" => Transform::fromInt8($this->_data[$j++]), "volumeAdjustment" => Transform::fromInt16BE(substr($this->_data, $j++, 2)));
$bitsInPeak = Transform::fromInt8($this->_data[++$j]);
$bytesInPeak = $bitsInPeak > 0 ? ceil($bitsInPeak / 8) : 0;
switch ($bytesInPeak) {
case 8:
case 7:
case 6:
case 5:
$this->_adjustments[$i]["peakVolume"] = Transform::fromInt64BE(substr($this->_data, $j, $bytesInPeak));
$j += $bytesInPeak;
break;
case 4:
case 3:
$this->_adjustments[$i]["peakVolume"] = Transform::fromUInt32BE(substr($this->_data, $j, $bytesInPeak));
$j += $bytesInPeak;
break;
case 2:
$this->_adjustments[$i]["peakVolume"] = Transform::fromUInt16BE(substr($this->_data, $j, $bytesInPeak));
$j += $bytesInPeak;
break;
case 1:
$this->_adjustments[$i]["peakVolume"] = Transform::fromInt8(substr($this->_data, $j, $bytesInPeak));
$j += $bytesInPeak;
}
}
}
/**
* Constructs the class with given parameters and parses object related data.
*
* @param Reader $reader The reader object.
* @param Array $options The options array.
*/
public function __construct($reader = null, &$options = array())
{
parent::__construct($reader, $options);
if ($reader === null) {
return;
}
$flags = Transform::fromInt8($this->_data[0]);
$descriptionBits = Transform::fromInt8($this->_data[0]);
//16
$this->_adjustments["right"] = ($flags & 0x20) == 0x20 ? Transform::fromUInt16BE(substr($this->_data, 0, 2)) : -Transform::fromUInt16BE(substr($this->_data, 0, 2));
$this->_adjustments["left"] = ($flags & 0x10) == 0x10 ? Transform::fromUInt16BE(substr($this->_data, 2, 2)) : -Transform::fromUInt16BE(substr($this->_data, 2, 2));
$this->_adjustments["peakRight"] = Transform::fromUInt16BE(substr($this->_data, 4, 2));
$this->_adjustments["peakLeft"] = Transform::fromUInt16BE(substr($this->_data, 6, 2));
if ($this->getSize() <= 8) {
return;
}
$this->_adjustments["rightBack"] = ($flags & 0x8) == 0x8 ? Transform::fromUInt16BE(substr($this->_data, 8, 2)) : -Transform::fromUInt16BE(substr($this->_data, 8, 2));
$this->_adjustments["leftBack"] = ($flags & 0x4) == 0x4 ? Transform::fromUInt16BE(substr($this->_data, 10, 2)) : -Transform::fromUInt16BE(substr($this->_data, 10, 2));
$this->_adjustments["peakRightBack"] = Transform::fromUInt16BE(substr($this->_data, 12, 2));
$this->_adjustments["peakLeftBack"] = Transform::fromUInt16BE(substr($this->_data, 14, 2));
if ($this->getSize() <= 16) {
return;
}
$this->_adjustments["center"] = ($flags & 0x2) == 0x2 ? Transform::fromUInt16BE(substr($this->_data, 16, 2)) : -Transform::fromUInt16BE(substr($this->_data, 16, 2));
$this->_adjustments["peakCenter"] = Transform::fromUInt16BE(substr($this->_data, 18, 2));
if ($this->getSize() <= 20) {
return;
}
$this->_adjustments["bass"] = ($flags & 0x1) == 0x1 ? Transform::fromUInt16BE(substr($this->_data, 20, 2)) : -Transform::fromUInt16BE(substr($this->_data, 20, 2));
$this->_adjustments["peakBass"] = Transform::fromUInt16BE(substr($this->_data, 22, 2));
}
/**
* Constructs the class with given parameters and parses object related data.
*
* @param Reader $reader The reader object.
* @param Array $options The options array.
*/
public function __construct($reader = null, &$options = array())
{
parent::__construct($reader, $options);
if ($reader === null)
return;
list($this->_owner, $this->_data) = $this->explodeString8($this->_data, 2);
$this->_previewStart = Transform::fromUInt16BE(substr($this->_data, 0, 2));
$this->_previewLength = Transform::fromUInt16BE(substr($this->_data, 2, 2));
$this->_encryptionInfo = substr($this->_data, 4);
}
/**
* Constructs the class with given parameters and reads box related data from
* the ISO Base Media file.
*
* @param Reader $reader The reader object.
*/
public function __construct($reader, &$options = array())
{
parent::__construct($reader, $options);
$this->_reader->skip(3);
$fieldSize = $this->_reader->readInt8();
$sampleCount = $this->_reader->readUInt32BE();
$data = $this->_reader->read
($this->getOffset() + $this->getSize() - $this->_reader->getOffset());
for ($i = 1; $i <= $sampleCount; $i++) {
switch ($fieldSize) {
case 4:
$this->_sampleSizeTable[$i] =
(($tmp = Transform::fromInt8($data[$i - 1])) >> 4) & 0xf;
if ($i + 1 < $sampleCount)
$this->_sampleSizeTable[$i++] = $tmp & 0xf;
break;
case 8:
$this->_sampleSizeTable[$i] = Transform::fromInt8($data[$i - 1]);
break;
case 16:
$this->_sampleSizeTable[$i] =
Transform::fromUInt16BE(substr($data, ($i - 1) * 2, 2));
break;
}
}
}
/**
* Constructs the class with given parameters and parses object related data.
*
* @param Reader $reader The reader object.
* @param Array $options The options array.
*/
public function __construct($reader = null, &$options = array())
{
parent::__construct($reader, $options);
if ($reader === null)
return;
$flags = Transform::fromInt8($this->_data[0]);
$descriptionBits = Transform::fromInt8($this->_data[1]);
if ($descriptionBits <= 8 || $descriptionBits > 16)
throw new ID3_Exception
("Unsupported description bit size of: " . $descriptionBits);
$this->_adjustments[self::right] =
($flags & 0x1) == 0x1 ?
Transform::fromUInt16BE(substr($this->_data, 2, 2)) :
-Transform::fromUInt16BE(substr($this->_data, 2, 2));
$this->_adjustments[self::left] =
($flags & 0x2) == 0x2 ?
Transform::fromUInt16BE(substr($this->_data, 4, 2)) :
-Transform::fromUInt16BE(substr($this->_data, 4, 2));
$this->_adjustments[self::peakRight] =
Transform::fromUInt16BE(substr($this->_data, 6, 2));
$this->_adjustments[self::peakLeft] =
Transform::fromUInt16BE(substr($this->_data, 8, 2));
if ($this->getSize() <= 10)
return;
$this->_adjustments[self::rightBack] =
($flags & 0x4) == 0x4 ?
Transform::fromUInt16BE(substr($this->_data, 10, 2)) :
-Transform::fromUInt16BE(substr($this->_data, 10, 2));
$this->_adjustments[self::leftBack] =
($flags & 0x8) == 0x8 ?
Transform::fromUInt16BE(substr($this->_data, 12, 2)) :
-Transform::fromUInt16BE(substr($this->_data, 12, 2));
$this->_adjustments[self::peakRightBack] =
Transform::fromUInt16BE(substr($this->_data, 14, 2));
$this->_adjustments[self::peakLeftBack] =
Transform::fromUInt16BE(substr($this->_data, 16, 2));
if ($this->getSize() <= 18)
return;
$this->_adjustments[self::center] =
($flags & 0x10) == 0x10 ?
Transform::fromUInt16BE(substr($this->_data, 18, 2)) :
-Transform::fromUInt16BE(substr($this->_data, 18, 2));
$this->_adjustments[self::peakCenter] =
Transform::fromUInt16BE(substr($this->_data, 20, 2));
if ($this->getSize() <= 22)
return;
$this->_adjustments[self::bass] =
($flags & 0x20) == 0x20 ?
Transform::fromUInt16BE(substr($this->_data, 22, 2)) :
-Transform::fromUInt16BE(substr($this->_data, 22, 2));
$this->_adjustments[self::peakBass] =
Transform::fromUInt16BE(substr($this->_data, 24, 2));
}
/**
* Constructs the class with given parameters and parses object related data.
*
* @param Reader $reader The reader object.
* @param Array $options The options array.
*/
public function __construct($reader = null, &$options = array())
{
parent::__construct($reader, $options);
if ($reader === null)
return;
$this->_reverbLeft = Transform::fromUInt16BE(substr($this->_data, 0, 2));
$this->_reverbRight = Transform::fromUInt16BE(substr($this->_data, 2, 2));
$this->_reverbBouncesLeft = Transform::fromUInt8($this->_data[4]);
$this->_reverbBouncesRight = Transform::fromUInt8($this->_data[5]);
$this->_reverbFeedbackLtoL = Transform::fromUInt8($this->_data[6]);
$this->_reverbFeedbackLtoR = Transform::fromUInt8($this->_data[7]);
$this->_reverbFeedbackRtoR = Transform::fromUInt8($this->_data[8]);
$this->_reverbFeedbackRtoL = Transform::fromUInt8($this->_data[9]);
$this->_premixLtoR = Transform::fromUInt8($this->_data[10]);
$this->_premixRtoL = Transform::fromUInt8($this->_data[11]);
}
