function parseContent($tagCode, $content, $opts = array())
{
$reader = new IO_Bit();
$reader->input($content);
$this->_CharacterID = $reader->getUI16LE();
$bitmapFormat = $reader->getUI8();
$this->_BitmapFormat = $bitmapFormat;
$this->_BitmapWidth = $reader->getUI16LE();
$this->_BitmapHeight = $reader->getUI16LE();
if ($bitmapFormat == 3) {
$this->_BitmapColorTableSize = $reader->getUI8() + 1;
}
$this->_ZlibBitmapData = $reader->getDataUntil(false);
}
function parseContent($tagCode, $content, $opts = array())
{
$reader = new IO_Bit();
$reader->input($content);
$this->_buttonId = $reader->getUI16LE();
$opts['tagCode'] = $tagCode;
if ($tagCode == 34) {
// DefineButton2
$this->_reservedFlags = $reader->getUIBits(7);
$this->_trackAsMenu = $reader->getUIBit();
list($offset_actionOffset, $dummy) = $reader->getOffset();
$this->_actionOffset = $reader->getUI16LE();
}
$characters = array();
while ($reader->getUI8() != 0) {
$reader->incrementOffset(-1, 0);
// 1 byte back
$characters[] = IO_SWF_Type_BUTTONRECORD::parse($reader, $opts);
}
$this->_characters = $characters;
if ($tagCode == 34) {
// DefineButton2
// TODO: skip ActionOffset - CurrentOffsetUntilCharactersField
$actions = array();
if ($this->_actionOffset > 0) {
list($offset_buttonCondition, $dummy) = $reader->getOffset();
if ($offset_actionOffset + $this->_actionOffset != $offset_buttonCondition) {
// TODO: warning
$reader->setOffset($offset_actionOffset + $this->_actionOffset, 0);
}
while (true) {
$action = IO_SWF_Type_BUTTONCONDACTION::parse($reader, $opts);
$actions[] = $action;
if ($action['CondActionSize'] == 0) {
break;
// last action
}
}
$this->_actions = $actions;
} else {
$this->_actions = null;
}
} else {
$actions = array();
while ($reader->getUI8() != 0) {
$reader->incrementOffset(-1, 0);
// 1 byte back
$actions[] = IO_SWF_Type_Action::parse($reader);
}
$this->_actions = $actions;
}
return true;
}
function _form_26($tag)
{
// PlaceObject2
$reader = new IO_Bit();
$reader->input($tab['Content']);
$placeFlag = $reader->getUI8();
$depth = $reader->getUI16LE();
if ($placeFlag & 0x2) {
$characterId = $reader->getUI16LE();
}
//
}
function parse($swfdata)
{
$reader = new IO_Bit();
$reader->input($swfdata);
$this->_swfdata = $swfdata;
/* SWF Header */
$this->_headers['Signature'] = $reader->getData(3);
$this->_headers['Version'] = $reader->getUI8();
$this->_headers['FileLength'] = $reader->getUI32LE();
if ($this->_headers['Signature'][0] == 'C') {
// CWS の場合、FileLength の後ろが zlib 圧縮されている
$uncompressed_data = gzuncompress(substr($swfdata, 8));
if ($uncompressed_data === false) {
return false;
}
list($byte_offset, $dummy) = $reader->getOffset();
$reader->setOffset(0, 0);
$swfdata = $reader->getData($byte_offset) . $uncompressed_data;
$reader = new IO_Bit();
$reader->input($swfdata);
$this->_swfdata = $swfdata;
$reader->setOffset($byte_offset, 0);
}
/* SWF Movie Header */
$this->_headers['FrameSize'] = IO_SWF_Type_RECT::parse($reader);
$reader->byteAlign();
$this->_headers['FrameRate'] = $reader->getUI16LE();
$this->_headers['FrameCount'] = $reader->getUI16LE();
list($this->_header_size, $dummy) = $reader->getOffset();
/* SWF Tags */
while (true) {
$swfInfo = array('Version' => $this->_headers['Version']);
$tag = new IO_SWF_Tag($swfInfo);
$tag->parse($reader);
$this->_tags[] = $tag;
if ($tag->code == 0) {
// END Tag
break;
}
}
return true;
}
function _splitChunk($eoiFinish = true, $sosScan = true)
{
$bitin = new IO_Bit();
$bitin->input($this->_jpegdata);
while ($bitin->hasNextData()) {
$marker1 = $bitin->getUI8();
if ($marker1 != 0xff) {
fprintf(STDERR, "dumpChunk: marker1=0x%02X", $marker1);
return false;
}
$marker2 = $bitin->getUI8();
switch ($marker2) {
case 0xd8:
// SOI (Start of Image)
$this->_jpegChunk[] = array('marker' => $marker2, 'data' => null, 'length' => null);
continue;
case 0xd9:
// EOI (End of Image)
$this->_jpegChunk[] = array('marker' => $marker2, 'data' => null, 'length' => null);
if ($eoiFinish) {
break 2;
// while break;
}
continue;
case 0xda:
// SOS
if ($sosScan === false) {
$remainData = $bitin->getDataUntil(false);
$this->_jpegChunk[] = array('marker' => $marker2, 'data' => $remainData, 'length' => null);
break 2;
// while break;
}
case 0xd0:
case 0xd1:
case 0xd2:
case 0xd3:
// RST
// RST
case 0xd4:
case 0xd5:
case 0xd6:
case 0xd7:
// RST
list($chunk_data_offset, $dummy) = $bitin->getOffset();
while (true) {
$next_marker1 = $bitin->getUI8();
if ($next_marker1 != 0xff) {
continue;
}
$next_marker2 = $bitin->getUI8();
if ($next_marker2 == 0x0) {
continue;
}
$bitin->incrementOffset(-2, 0);
// back from next marker
list($next_chunk_offset, $dummy) = $bitin->getOffset();
$length = $next_chunk_offset - $chunk_data_offset;
$bitin->setOffset($chunk_data_offset, 0);
$this->_jpegChunk[] = array('marker' => $marker2, 'data' => $bitin->getData($length), 'length' => null);
break;
}
break;
default:
$length = $bitin->getUI16BE();
$this->_jpegChunk[] = array('marker' => $marker2, 'data' => $bitin->getData($length - 2), 'length' => $length);
continue;
}
}
}
function parse($mfidata)
{
$reader = new IO_Bit();
$reader->input($mfidata);
// Header Part
$identifier = $reader->getData(4);
if ($identifier != 'melo') {
throw new Exception('Identifer($identifier) is not melo');
}
$this->headers['Identifier'] = $identifier;
$fileLength = $reader->getUI32BE();
$realFileLength = strlen($mfidata);
if ($fileLength != $realFileLength - 8) {
throw new Exception("FileLength({$fileLength}) is not real FileLength({$realFileLength}) - 8");
}
$this->headers['FileLength'] = $fileLength;
$offsetToTrack = $reader->getUI16BE();
$this->headers['OffsetToTrack'] = $offsetToTrack;
$this->headers['DataTypeMajor'] = $reader->getUI8();
$this->headers['DataTypeMinor'] = $reader->getUI8();
$this->headers['NumberOfTrack'] = $reader->getUI8();
// Data Information Part
$reader_di = new IO_Bit();
$reader_di->input($reader->getData($offsetToTrack - 3));
$note_message_length_info = 0;
while ($reader_di->hasNextData(6)) {
$info = array();
$identifer = $reader_di->getData(4);
$length = $reader_di->getUI16BE();
$info['Identifer'] = $identifer;
$info['Length'] = $length;
switch ($identifer) {
case 'titl':
case 'copy':
case 'prot':
case 'date':
$data = $reader_di->getData($length);
break;
case 'sorc':
$data = $reader_di->getUI8($length);
break;
case 'note':
case 'exst':
$data = $reader_di->getUI16BE($length);
if ($identifer == 'note') {
$note_message_length_info = $data;
}
break;
case 'vers':
$data = $reader_di->getUI32BE($length);
break;
}
$info['Data'] = $data;
$this->datainfos[] = $info;
}
// Track Part
while ($reader->hasNextData(8)) {
$track = array();
$track['Identifer'] = $reader->getData(4);
$length = $reader->getUI32BE();
$track['Length'] = $length;
$reader_ev = new IO_Bit();
$reader_ev->input($reader->getData($length));
$track['Events'] = array();
while ($reader_ev->hasNextData(3)) {
$event = array();
$event['DeltaTime'] = $reader_ev->getUI8();
$statusInfo = $reader_ev->getUI8();
$event['StatusInfo'] = $statusInfo;
switch ($statusInfo) {
default:
$event['Data'] = $reader_ev->getUI8();
if ($note_message_length_info == 1) {
// MFi2
$event['Data2'] = $reader_ev->getUI8();
}
break;
case 0xff:
$statusInfo2 = $reader_ev->getUI8();
$event['StatusInfo2'] = $statusInfo2;
switch ($statusInfo2) {
default:
$event['Data'] = $reader_ev->getUI8();
break;
case 0xf0:
case 0xf1:
case 0xff:
$length = $reader_ev->getUI16BE();
$event['Length'] = $length;
$event['Data'] = $reader_ev->getData($length);
break;
}
}
$track['Events'][] = $event;
}
$this->tracks[] = $track;
}
}
function parseDataChunks(&$reader)
{
$chunks = array();
while ($reader->hasNextData(8)) {
$chunk = array();
$chunkID = $reader->getData(4);
$size = $reader->getUI32BE();
$chunk['ID'] = $chunkID;
$chunkID_3byte = substr($chunkID, 0, 3);
$chunkID_4th_value = ord($chunkID[3]);
switch ($chunkID_3byte) {
case 'Dch':
$chunk['ID'] = $chunkID_3byte;
$chunk['CodeType'] = $chunkID_4th_value;
break;
case 'MTR':
case 'ATR':
case 'GTR':
$chunk['ID'] = $chunkID_3byte;
$chunk['TrackNumber'] = $chunkID_4th_value;
break;
}
$chunk['Size'] = $size;
switch (substr($chunkID, 0, 3)) {
case 'CNT':
// CNTI: Contents Information Chunk
$chunk['Contents Class'] = $reader->getUI8();
$chunk['Contents Type'] = $reader->getUI8();
$chunk['Contents Code Type'] = $reader->getUI8();
$chunk['Copy Status'] = $reader->getUI8();
$chunk['Copy Counts'] = $reader->getUI8();
if ($size > 5) {
$chunk['Option'] = $reader->getData($size - 5);
}
break;
case 'MTR':
// MTR*: Score Track Chunk
$chunk['Format Type'] = $reader->getUI8();
$chunk['Sequence Type'] = $reader->getUI8();
$chunk['Timebase D'] = $reader->getUI8();
$chunk['Timebase G'] = $reader->getUI8();
$chunk['Channnel Status'] = $reader->getUI16BE();
$data = $reader->getData($size - 6);
$reader_chunkdata = new IO_Bit();
$reader_chunkdata->input($data);
$this->seekToAlphabet($reader_chunkdata);
$chunk[$structure_type] = $this->parseDataChunks($reader_chunkdata);
break;
case 'Mts':
// Mtsu, Mtsq, Mts
$data = $reader->getData($size);
$reader_tracks = new IO_Bit();
$reader_tracks->input($data);
switch ($chunkID) {
case 'Mtsu':
// Score Track Setup Data
// Score Track Setup Data
case 'Mtsq':
// Score Track Sequence Data
$tracks = array();
while ($reader_tracks->hasNextData(4)) {
$end_check = $reader_tracks->getUI32BE();
if ($end_check == 0) {
break;
}
$reader_tracks->incrementOffset(-4, 0);
$track = array();
// Duration
if ($chunkID != 'Mtsu') {
// Mtsu は Duration 無し
$duration = $reader_tracks->getUI8();
if ($duration & 0x80) {
$duration = ($duration & 0x7f) << 8;
$duration |= $reader_tracks->getUI8();
}
$track['Duration'] = $duration;
}
// Event
$event = $reader_tracks->getUI8();
$eventData = array();
if ($event != 0) {
$eventData['Type'] = 'Note Message';
$eventData['GetTime'] = $reader_tracks->getUI8();
// Option ???
} else {
$data1 = $reader_tracks->getUI8();
$eventData['Channel'] = $data1 >> 6;
if (($data1 & 0xf) == 0) {
$eventData['Type'] = 'Program change';
} elseif (($data1 & 0xf) == 1) {
$eventData['Type'] = 'Bank Select';
} else {
$msg = sprintf("Unknow Event Data#1=0x%02x", $data1);
// throw new Exception($msg);
printf($msg . "\n");
break 2;
}
$eventData['Value'] = $reader_tracks->getUI8();
}
$track['event'] = $tracks[] = $track;
}
$chunk['Tracks'] = $tracks;
break 2;
}
default:
$data = $reader->getData($size);
if ($structure_type = $this->nestedChunkIDSize($chunkID)) {
$reader_chunkdata = new IO_Bit();
$reader_chunkdata->input($data);
$method = 'parseData' . $structure_type;
$chunk[$structure_type] = $this->{$method}($reader_chunkdata);
} else {
$chunk['Data'] = $data;
}
break;
}
// var_dump($chunk);
$chunks[] = $chunk;
}
return $chunks;
}
static function parse(&$reader, $opts = array())
{
$action = array();
$code = $reader->getUI8();
$action['Code'] = $code;
if ($code >= 0x80) {
$length = $reader->getUI16LE();
$action['Length'] = $length;
switch ($code) {
case 0x81:
// ActionGotoFrame
$action['Frame'] = $reader->getUI16LE();
break;
case 0x83:
// ActionGetURL
$data = $reader->getData($length);
$strs = explode("", $data, 2 + 1);
$action['UrlString'] = $strs[0];
$action['TargetString'] = $strs[1];
break;
case 0x88:
// ActionConstantPool
$count = $reader->getUI16LE();
$action['Count'] = $count;
$data = $reader->getData($length - 2);
$strs = explode("", $data, $count + 1);
$action['ConstantPool'] = array_splice($strs, 0, $count);
break;
case 0x8a:
// ActionWaitForFrame
$action['Frame'] = $reader->getUI16LE();
$action['SkipCount'] = $reader->getUI8();
break;
case 0x8b:
// ActionSetTarget
$data = $reader->getData($length);
$strs = explode("", $data, 1 + 1);
$action['TargetName'] = $strs[0];
break;
case 0x8c:
// ActionSetTarget
$data = $reader->getData($length);
$strs = explode("", $data, 1 + 1);
$action['Label'] = $strs[0];
break;
case 0x8d:
// ActionWaitForFrame2
$action['Frame'] = $reader->getUI16LE();
$action['SkipCount'] = $reader->getUI8();
break;
case 0x8e:
// ActionDefineFunction2
$action['FunctionName'] = $reader->getDataUntil("");
$action['NumParams'] = $numParams = $reader->getUI16LE();
$action['RegisterCount'] = $reader->getUI8();
//
$action['PreloadParentFlag'] = $reader->getUIBit();
$action['PreloadBootFlag'] = $reader->getUIBit();
$action['SuppressSuperFlag'] = $reader->getUIBit();
$action['PreloadSuperFlag'] = $reader->getUIBit();
$action['SuppressArgumentsFlag'] = $reader->getUIBit();
$action['PreloadArgumentsFlag'] = $reader->getUIBit();
$action['SuppressThisFlag'] = $reader->getUIBit();
$action['PreloadThisFlag'] = $reader->getUIBit();
//
$action['(Reserve)'] = $reader->getUIBits(7);
$action['PreloadGlobalFlag'] = $reader->getUIBit();
//
$parameters = array();
for ($i = 0; $i < $numParams; $i++) {
$registerParam = array();
$registerParam['Register'] = $reader->getUI8();
$registerParam['ParamName'] = $reader->getDataUntil("");
$parameters[] = $registerParam;
}
$action['Parameters'] = $parameters;
$action['codeSize'] = $reader->getUI16LE();
break;
case 0x96:
// ActionPush
$data = $reader->getData($length);
$values = array();
$values_reader = new IO_Bit();
$values_reader->input($data);
while ($values_reader->hasNextData()) {
$value = array();
$type = $values_reader->getUI8();
$value['Type'] = $type;
switch ($type) {
case 0:
// STRING
$value['String'] = IO_SWF_Type_String::parse($values_reader);
break;
case 1:
// Float
$value['Float'] = IO_SWF_Type_Float::parse($values_reader);
break;
case 2:
// null
$value['null'] = null;
break;
case 3:
// undefined
$value['undefined'] = null;
break;
case 4:
// RegisterNumber
$value['RegisterNumber'] = $values_reader->getUI8();
break;
case 5:
// Boolean
$value['Boolean'] = $values_reader->getUI8();
break;
case 6:
// Double
$value['Double'] = IO_SWF_Type_Double::parse($values_reader);
break;
case 7:
// Integer
$value['Integer'] = $values_reader->getUI32LE();
break;
case 8:
// Constant8
$value['Constant8'] = $values_reader->getUI8();
break;
case 9:
// Constant16
$value['Constant16'] = $values_reader->getUI16LE();
break;
default:
throw new IO_SWF_Exception("Illegal ActionPush value's type({$type})");
}
$values[] = $value;
}
$action['Values'] = $values;
break;
case 0x99:
// ActionJump
$action['BranchOffset'] = $reader->getSI16LE();
break;
case 0x9a:
// ActionGetURL2
// $action['SendVarsMethod'] = $reader->getUIBits(2);
// $action['(Reserved)'] = $reader->getUIBits(4);
// $action['LoadTargetFlag'] = $reader->getUIBit();
// $action['LoadVariablesFlag'] = $reader->getUIBit();
// swf_file_format_spec_v10 bug, field reverse.
$action['LoadVariablesFlag'] = $reader->getUIBit();
$action['LoadTargetFlag'] = $reader->getUIBit();
$action['(Reserved)'] = $reader->getUIBits(4);
$action['SendVarsMethod'] = $reader->getUIBits(2);
break;
case 0x9d:
// ActionIf
$action['Offset'] = $reader->getSI16LE();
break;
case 0x9f:
// ActionGotoFrame2
$action['(Reserved)'] = $reader->getUIBits(6);
$sceneBiasFlag = $reader->getUIBit();
$action['SceneBiasFlag'] = $sceneBiasFlag;
$action['PlayFlag'] = $reader->getUIBit();
if ($sceneBiasFlag == 1) {
$action['SceneBias'] = $reader->getUI16LE();
}
break;
default:
if ($length > 0) {
$action['Data'] = $reader->getData($length);
}
break;
}
}
return $action;
}
