/**
* Process the raw data from a binary stream
*
* @return void
*/
public function processData(Woops_Swf_Binary_Stream $stream)
{
$data = $stream->unsignedChar();
$nBits = ($data & 0xf8) >> 3;
$length = ceil($nBits / 8 * 4);
$fields = str_pad(decbin($data & 0x7), 3, '0', STR_PAD_LEFT);
for ($i = 0; $i < $length; $i++) {
$fields .= str_pad(decbin($stream->unsignedChar()), 8, '0', STR_PAD_LEFT);
}
$this->_xMin = bindec(substr($fields, 0, $nBits));
$this->_xMax = bindec(substr($fields, $nBits, $nBits));
$this->_yMin = bindec(substr($fields, $nBits * 2, $nBits));
$this->_yMax = bindec(substr($fields, $nBits * 3, $nBits));
}
/**
* Process the raw data from a binary stream
*
* @return void
*/
public function processData(Woops_Swf_Binary_Stream $stream)
{
// Gets the SWF file signature
$signature = $stream->read(3);
// Checks the SWF file signature
if ($signature === 'FWS') {
// No compression
$this->_isCompressed = false;
} elseif ($signature === 'CWS') {
// SWF file data is compressed
$this->_isCompressed = true;
} else {
// Error - Invalid SWF signature
throw new Woops_Swf_Header_Exception('Invalid SWF file signature (' . $signature . ')', Woops_Swf_Header_Exception::EXCEPTION_BAD_SIGNATURE);
}
// Gets the SWF version
$this->_version = $stream->unsignedChar();
// Do not process the file size
$stream->seek(4, Woops_Swf_Binary_Stream::SEEK_CUR);
// Checks if we have to uncompress the SWF data
if ($this->_isCompressed) {
// Uncompress the SWF data
$stream->uncompressData();
}
// Processes the frame size rectangle
$this->_frameSize->processData($stream);
// Gets the frame rate
$this->_frameRate = $stream->littleEndianFixedPoint(8, 8);
// Gets the number of frames
$this->_frameCount = $stream->littleEndianUnsignedShort();
}
/**
* Process the raw data from a binary stream
*
* @return void
*/
public function processData(Woops_Swf_Binary_Stream $stream)
{
// Gets the alpha value
$this->_alpha = $stream->unsignedChar();
// Calls the parent method
parent::processData($stream);
}
/**
* Process the raw data from a binary stream
*
* @return void
*/
public function processData(Woops_Swf_Binary_Stream $stream)
{
// Gets the label
$this->_label = $stream->nullTerminatedString();
// Checks if we have a named anchor
if (!$stream->endOfStream()) {
// Sets the named anchor flag
$this->_namedAnchor = (bool) $stream->unsignedChar();
}
}
/**
* Process the raw data from a binary stream
*
* @return void
*/
public function processData(Woops_Swf_Binary_Stream $stream)
{
$this->_red = $stream->unsignedChar();
$this->_green = $stream->unsignedChar();
$this->_blue = $stream->unsignedChar();
}
