internal DefineSoundTag(SwfReader r, uint tagLen)
: base(TagType.DefineSound)
{
SoundId = r.GetUI16();
SoundFormat = (SoundCompressionType)r.GetBits(4);
uint sr = r.GetBits(2);
switch (sr)
{
case 0:
SoundRate = 5512; // ?
break;
case 1:
SoundRate = 11025;
break;
case 2:
SoundRate = 22050;
break;
case 3:
SoundRate = 44100;
break;
}
SoundSize = r.GetBit() ? 16U : 8U;
IsStereo = r.GetBit();
r.Align();
SoundSampleCount = r.GetUI32();
// todo: this needs to decompress if mp3 etc
SoundData = r.GetBytes(tagLen - 7);
}
internal SoundInfo(SwfReader r)
{
r.GetBits(2); // reserved
IsSyncStop = r.GetBit();
IsSyncNoMultiple = r.GetBit();
HasEnvelope = r.GetBit();
HasLoops = r.GetBit();
HasOutPoint = r.GetBit();
r.Align();
if (HasInPoint)
{
InPoint = r.GetUI32();
}
if (HasOutPoint)
{
OutPoint = r.GetUI32();
}
if (HasLoops)
{
LoopCount = r.GetUI16();
}
if (HasEnvelope)
{
uint count = (uint)r.GetByte();
uint pos;
uint left;
uint right;
EnvelopeRecords = new SoundEnvelope[count];
for (int i = 0; i < count; i++)
{
pos = r.GetUI32();
left = r.GetUI16();
right = r.GetUI16();
EnvelopeRecords[i] = new SoundEnvelope(pos, left, right);
}
}
}
internal SwfHeader(SwfReader r)
{
this.CompressionMode = CompressionType.Error;
this.CompressionRatio = 0;
//byte[] __signature = r.GetBytes(3);
this.Signature = r.GetString(3);
//Signature = r.GetString(3);
if (Signature == "CWS")
{
this.CompressionMode = CompressionType.ZLIB;
uint __oldSize = r.Size;
r.DecompressCWSSwf();
uint __newSize = r.Size;
this.CompressionRatio = ((double)__oldSize / (double)__newSize) * 100;
}
else if (Signature == "ZWS")
{
this.CompressionMode = CompressionType.LZMA;
//r.DecompressZWSSwf
uint __oldSize = r.Size;
r.DecompressCWSSwf();
uint __newSize = r.Size;
this.CompressionRatio = (double)__oldSize / (double)__newSize;
}
else if (Signature == "FWS")
{
this.CompressionMode = CompressionType.None;
}
if (this.CompressionMode != CompressionType.Error)
{
this.Version = r.GetByte();
this.FileLength = r.GetUI32();
this.FrameSize = new Rect(r);
UInt16 __frate = r.GetUI16();
this.FrameRate = (__frate >> 8) + ((__frate & 0xFF) / 0xFF);
this.FrameCount = r.GetUI16();
}
else
{
this.Version = 0;
this.FileLength = 0;
this.FrameSize = new Rect(0, 0, 0, 0);
this.FrameRate = 0;
this.FrameCount = 0;
}
}
internal ClipActionRecord(SwfReader r, bool isSwf6Plus)
{
uint highClip = r.GetBits(16) << 16;
uint lowClip = 0;
bool isEndRecord = false;
if (highClip == 0)
{
if (isSwf6Plus)
{
lowClip = r.GetBits(16);
if (lowClip == 0)
{
ClipEvents = (ClipEvents)0;
ActionRecordSize = 4;
isEndRecord = true;
}
}
else
{
ClipEvents = (ClipEvents)0;
ActionRecordSize = 2;
isEndRecord = true;
}
}
else
{
lowClip = r.GetBits(16);
}
if (!isEndRecord)
{
ClipEvents = (ClipEvents)(lowClip | highClip);
ActionRecordSize = r.GetUI32();
if ((ClipEvents & ClipEvents.KeyPress) > 0)
{
KeyCode = r.GetByte();
}
ActionRecords = new ActionRecords(r, ActionRecordSize); // always is init tag?
}
}
// this needs to combine with the jpegTables in the swfCompilationUnit to make an image
internal DefineBitsTag(SwfReader r, uint curTagLen, bool hasOwnTable, bool hasAlphaData)
: base(TagType.DefineBits)
{
this.HasOwnTable = hasOwnTable;
this.HasAlphaData = hasAlphaData;
if (hasOwnTable && !hasAlphaData)
{
tagType = TagType.DefineBitsJPEG2;
}
else if (hasOwnTable && hasAlphaData)
{
tagType = TagType.DefineBitsJPEG3;
}
CharacterId = r.GetUI16();
if (!hasAlphaData)
{
if (!hasOwnTable)
{
r.GetBytes(2); // SOI
JpegData = r.GetBytes(curTagLen - 6);
r.GetBytes(2); // EOI
}
else
{
JpegData = r.GetBytes(curTagLen - 2);
CleanData();
}
}
else
{
uint jpgDataSize = r.GetUI32();
JpegData = r.GetBytes(jpgDataSize);
// ignore alpha for now
CompressedAlphaData = r.GetBytes(curTagLen - 6 - jpgDataSize);
CleanData();
}
}
internal void _ParseTags()
{
bool __tagsRemain = true;
Tags = new List <ISwfTag>();
TimelineStream = new List <byte[]>();
BinaryDatas = new Dictionary <uint, byte[]>();
Fonts = new Dictionary <uint, DefineFont2_3>();
Metadata = null;
Symbols = new Dictionary <string, uint>();
while (__tagsRemain)
{
/*
* RECORDHEADER (short)
* Field Type Comment
* TagCodeAndLength UI16 Upper 10 bits: tag typeLower 6 bits: tag length
*
* RECORDHEADER (long)
* Field Type Comment
* TagCodeAndLength UI16 Tag type and length of 0x3F Packed together as in short header
* Length SI32 Length of tag
*/
uint __b = _r.GetUI16();
_curTag = (uint)(__b >> 6);
_curTagLen = __b & 0x3F;
if (_curTagLen == 0x3F)
{
_curTagLen = _r.GetUI32();
}
uint __tagEnd = _r.Position + _curTagLen;
//Debug.WriteLine(r.Position + " type: " + ((uint)curTag).ToString("X2") + " -- " + Enum.GetName(typeof(TagType), curTag));
switch (_curTag)
{
case TagType.End:
Tags.Add(new EndTag());
__tagsRemain = false;
break;
case TagType.FileAttributes:
Tags.Add(new FileAttributesTag(_r));
break;
case TagType.BackgroundColor:
Tags.Add(new BackgroundColorTag(_r));
break;
case TagType.SerialNumber:
Tags.Add(new SerialNumberTag(_r));
break;
case TagType.ScriptLimits:
Tags.Add(new ScriptLimitsTag(_r));
break;
case TagType.Metadata:
MetadataTag __metadataTag = new MetadataTag(_r);
Metadata = __metadataTag.xml;
Tags.Add(__metadataTag);
break;
case TagType.DefineBinaryData:
DefineBinaryDataTag __defineBinaryDataTag = new DefineBinaryDataTag(_r, _curTagLen);
BinaryDatas.Add(__defineBinaryDataTag.id, __defineBinaryDataTag.data);
Tags.Add(__defineBinaryDataTag);
break;
case TagType.SymbolClass:
SymbolClassTag __symbolClassTag = new SymbolClassTag(_r, _curTagLen);
Symbols = __symbolClassTag.Symbols;
Tags.Add(__symbolClassTag);
break;
case TagType.DefineShape:
Tags.Add(new DefineShapeTag(_r));
break;
case TagType.DefineShape2:
Tags.Add(new DefineShape2Tag(_r));
break;
case TagType.DefineShape3:
Tags.Add(new DefineShape3Tag(_r));
break;
case TagType.DefineShape4:
Tags.Add(new DefineShape4Tag(_r));
break;
case TagType.PlaceObject:
Tags.Add(new PlaceObjectTag(_r, __tagEnd));
break;
case TagType.PlaceObject2:
Tags.Add(new PlaceObject2Tag(_r, this.Header.Version));
break;
case TagType.PlaceObject3:
Tags.Add(new PlaceObject3Tag(_r));
break;
case TagType.RemoveObject:
Tags.Add(new RemoveObjectTag(_r));
break;
case TagType.RemoveObject2:
Tags.Add(new RemoveObject2Tag(_r));
break;
case TagType.ShowFrame:
Tags.Add(new ShowFrame(_r));
break;
case TagType.FrameLabel:
Tags.Add(new FrameLabelTag(_r));
break;
case TagType.DefineSprite:
DefineSpriteTag sp = new DefineSpriteTag(_r, this.Header.Version);
Tags.Add(sp);
break;
// Bitmaps
case TagType.JPEGTables:
JpegTable = new JPEGTables(_r, _curTagLen);
Tags.Add(JpegTable);
break;
case TagType.DefineBits:
Tags.Add(new DefineBitsTag(_r, _curTagLen, false, false));
break;
case TagType.DefineBitsJPEG2:
Tags.Add(new DefineBitsTag(_r, _curTagLen, true, false));
break;
case TagType.DefineBitsJPEG3:
Tags.Add(new DefineBitsTag(_r, _curTagLen, true, true));
break;
case TagType.DefineBitsLossless:
Tags.Add(new DefineBitsLosslessTag(_r, _curTagLen, false));
break;
case TagType.DefineBitsLossless2:
Tags.Add(new DefineBitsLosslessTag(_r, _curTagLen, true));
break;
// Sound
case TagType.DefineSound:
Tags.Add(new DefineSoundTag(_r, _curTagLen));
break;
case TagType.StartSound:
Tags.Add(new StartSoundTag(_r));
break;
case TagType.SoundStreamHead:
case TagType.SoundStreamHead2:
Tags.Add(new SoundStreamHeadTag(_r));
break;
case TagType.SoundStreamBlock:
SoundStreamBlockTag ssb = new SoundStreamBlockTag(_r, _curTagLen);
TimelineStream.Add(ssb.SoundData);
Tags.Add(ssb);
break;
// text
case TagType.DefineFontInfo:
break;
case TagType.DefineFontInfo2:
break;
case TagType.DefineFont:
break;
case TagType.DefineFont2:
DefineFont2_3 df2 = new DefineFont2_3(_r, false);
Tags.Add(df2);
Fonts.Add(df2.FontId, df2);
break;
case TagType.DefineFont3:
DefineFont2_3 df3 = new DefineFont2_3(_r, true);
Tags.Add(df3);
Fonts.Add(df3.FontId, df3);
break;
case TagType.DefineFontAlignZones:
DefineFontAlignZonesTag dfaz = new DefineFontAlignZonesTag(_r, Fonts);
Tags.Add(dfaz);
break;
case TagType.CSMTextSettings:
CSMTextSettingsTag csm = new CSMTextSettingsTag(_r);
Tags.Add(csm);
break;
case TagType.DefineText:
DefineTextTag dt = new DefineTextTag(_r, false);
Tags.Add(dt);
break;
case TagType.DefineText2:
DefineTextTag dt2 = new DefineTextTag(_r, true);
Tags.Add(dt2);
break;
case TagType.DefineEditText:
Tags.Add(new DefineEditTextTag(_r));
break;
case TagType.DefineFontName:
Tags.Add(new DefineFontName(_r));
break;
// buttons
case TagType.DefineButton:
Tags.Add(new DefineButton(_r));
break;
case TagType.DefineButton2:
Tags.Add(new DefineButton2(_r));
break;
case TagType.DefineButtonCxform:
Tags.Add(new DefineButtonCxform(_r));
break;
case TagType.DefineButtonSound:
Tags.Add(new DefineButtonSound(_r));
break;
// actions
case TagType.ExportAssets:
Tags.Add(new ExportAssetsTag(_r));
break;
case TagType.DoAction:
Tags.Add(new DoActionTag(_r, _curTagLen));
break;
case TagType.DoInitAction:
Tags.Add(new DoActionTag(_r, _curTagLen, true));
break;
// todo: defineMorphShape
case TagType.DefineMorphShape:
Tags.Add(new UnsupportedDefinitionTag(_r, _curTag, "Morphs not supported"));
_r.SkipBytes(_curTagLen);
break;
// todo: defineVideoStream
case TagType.DefineVideoStream:
Tags.Add(new UnsupportedDefinitionTag(_r, _curTag, "Video not supported"));
_r.SkipBytes(_curTagLen);
break;
case TagType.ImportAssets:
case TagType.ImportAssets2:
Tags.Add(new UnsupportedDefinitionTag(_r, _curTag, "Import Assets not yet supported"));
_r.SkipBytes(_curTagLen);
break;
// todo: ImportAssets tags
case TagType.DoABC:
Tags.Add(new DoABCTag(_r, _curTagLen));
//_r.SkipBytes(_curTagLen);
break;
case TagType.DoABC2:
Tags.Add(new DoABCTag(_r, _curTagLen, true));
//_r.SkipBytes(_curTagLen);
break;
default:
// skip if unknown
Debug.WriteLine("unknown type: " + ((uint)_curTag).ToString("X2") + " -- ");
Log.AppendLine("Unhandled swf tag: " + ((uint)_curTag).ToString("X2") + " -- ");
Tags.Add(new UnsupportedDefinitionTag(_r, (uint)_curTag, "Unhandled swf tag: " + ((uint)_curTag).ToString("X2")));
_r.SkipBytes(_curTagLen);
break;
}
if (__tagEnd != _r.Position)
{
Debug.WriteLine("bad tag: " + ((uint)_curTag).ToString("X2"));
Log.AppendLine("Tag not fully parsed: " + ((uint)_curTag).ToString("X2"));
_r.Position = __tagEnd;
}
}
}
private void ParseTags(SwfReader r, byte swfVersion)
{
bool tagsRemain = true;
uint curFrame = 0;
while (tagsRemain)
{
uint b = r.GetUI16();
curTag = (uint)(b >> 6);
curTagLen = b & 0x3F;
if (curTagLen == 0x3F)
{
curTagLen = r.GetUI32();
}
uint tagEnd = r.Position + curTagLen;
//Debug.WriteLine("sprite type: " + ((uint)curTag).ToString("X2") + " -- " + Enum.GetName(typeof(TagType), curTag));
switch (curTag)
{
case TagType.End:
tagsRemain = false;
ControlTags.Add(new EndTag());
break;
case TagType.PlaceObject:
PlaceObjectTag pot = new PlaceObjectTag(r, tagEnd);
FirstFrameObjects.Add(pot);
ControlTags.Add(pot);
break;
case TagType.PlaceObject2:
PlaceObject2Tag po2t = new PlaceObject2Tag(r, swfVersion);
if (po2t.HasCharacter)
{
FirstFrameObjects.Add(po2t);
}
ControlTags.Add(po2t);
break;
case TagType.PlaceObject3:
PlaceObject3Tag po3t = new PlaceObject3Tag(r);
if (po3t.HasCharacter)
{
FirstFrameObjects.Add(po3t);
}
ControlTags.Add(po3t);
break;
case TagType.RemoveObject:
ControlTags.Add(new RemoveObjectTag(r));
break;
case TagType.RemoveObject2:
ControlTags.Add(new RemoveObject2Tag(r));
break;
case TagType.ShowFrame:
ControlTags.Add(new ShowFrame(r));
curFrame++;
break;
case TagType.SoundStreamHead:
case TagType.SoundStreamHead2:
ControlTags.Add(new SoundStreamHeadTag(r));
break;
case TagType.FrameLabel:
ControlTags.Add(new FrameLabelTag(r));
break;
case TagType.DoAction:
ControlTags.Add(new DoActionTag(r, curTagLen));
break;
case TagType.DoInitAction:
ControlTags.Add(new DoActionTag(r, curTagLen, true));
break;
default:
// skip if unknown
//Debug.WriteLine("invalid sprite tag: " + ((uint)curTag).ToString("X2") + " -- " + Enum.GetName(typeof(TagType), curTag));
r.SkipBytes(curTagLen);
break;
}
if (tagEnd != r.Position)
{
Console.WriteLine("bad tag in sprite: " + Enum.GetName(typeof(TagType), curTag));
}
}
}
internal DefineFont2_3(SwfReader r, bool isHighRes)
: base(TagType.DefineFont2)
{
this.IsHighRes = isHighRes; // true;
if (isHighRes)
{
this.tagType = TagType.DefineFont3;
}
this.FontId = r.GetUI16();
this.FontFlagsHasLayout = r.GetBit();
this.FontFlagsShiftJIS = r.GetBit();
this.FontFlagsSmallText = r.GetBit();
this.FontFlagsANSI = r.GetBit();
this.FontFlagsWideOffsets = r.GetBit();
this.FontFlagsWideCodes = r.GetBit();
this.FontFlagsItalic = r.GetBit();
this.FontFlagsBold = r.GetBit();
r.Align();
this.LanguageCode = (uint)r.GetByte();
uint fontNameLen = (uint)r.GetByte();
this.FontName = r.GetString(fontNameLen);
this.NumGlyphs = r.GetUI16();
this.OffsetTable = new uint[this.NumGlyphs];
for (int i = 0; i < this.NumGlyphs; i++)
{
this.OffsetTable[i] = this.FontFlagsWideOffsets ? r.GetUI32() : r.GetUI16();
}
this.CodeTableOffset = this.FontFlagsWideOffsets ? r.GetUI32() : r.GetUI16();
GlyphShapeTable = new List <Shape>();
for (int i = 0; i < this.NumGlyphs; i++)
{
Shape s = new Shape(r);
GlyphShapeTable.Add(s);
}
this.CodeTable = new uint[this.NumGlyphs];
for (int i = 0; i < this.NumGlyphs; i++)
{
this.CodeTable[i] = r.GetUI16();
}
if (this.FontFlagsHasLayout)
{
this.FontAscent = r.GetInt16();
this.FontDescent = r.GetInt16();
this.FontLeading = r.GetInt16();
this.FontAdvanceTable = new int[this.NumGlyphs];
for (int i = 0; i < this.NumGlyphs; i++)
{
this.FontAdvanceTable[i] = r.GetInt16();
}
this.FontBoundsTable = new Rect[this.NumGlyphs];
for (int i = 0; i < this.NumGlyphs; i++)
{
this.FontBoundsTable[i] = new Rect(r);
}
this.KerningCount = r.GetUI16();
this.FontKerningTable = new KerningRecord[this.KerningCount];
if (this.FontFlagsWideCodes)
{
for (int i = 0; i < this.KerningCount; i++)
{
this.FontKerningTable[i] = new KerningRecord(r.GetUI16(), r.GetUI16(), r.GetInt16());
}
}
else
{
for (int i = 0; i < this.KerningCount; i++)
{
this.FontKerningTable[i] = new KerningRecord((uint)r.GetByte(), (uint)r.GetByte(), r.GetInt16());
}
}
}
}
internal FileAttributesTag(SwfReader r)
: base(TagType.FileAttributes)
{
this._flags = r.GetUI32();
}