DcsDecoder(TiffIFD *rootIFD, FileMap *file);
void ParseFuji(UInt32 offset, TiffIFD *target_ifd);
TiffIFD(ref FileMap f, UInt32 offset, UInt32 _depth)
{
TIFF_DEPTH(_depth);
mFile = f;
ushort[] entries;
entries = *(ushort*)f.getData(offset, 2); // Directory entries in this IFD
for (UInt32 i = 0; i < entries; i++)
{
int entry_offset = (int)(offset + 2 + i * 12);
// If the space for the entry is no longer valid stop reading any more as
// the file is broken or truncated
if (!mFile.isValid(entry_offset, 12))
break;
TiffEntry t = null;
try
{
t = new TiffEntry(f, entry_offset, offset);
}
catch (IOException)
{ // Ignore unparsable entry
continue;
}
switch (t.tag)
{
case DNGPRIVATEDATA:
{
try
{
TiffIFD* maker_ifd = parseDngPrivateData(t);
mSubIFD.push_back(maker_ifd);
delete(t);
}
catch (TiffParserException)
{ // Unparsable private data are added as entries
mEntry[t.tag] = t;
}
catch (IOException)
{ // Unparsable private data are added as entries
mEntry[t.tag] = t;
}
}
break;
case MAKERNOTE:
case MAKERNOTE_ALT:
{
try
{
mSubIFD.push_back(parseMakerNote(f, t.getDataOffset(), endian));
delete(t);
}
catch (TiffParserException)
{ // Unparsable makernotes are added as entries
mEntry[t.tag] = t;
}
catch (IOException)
{ // Unparsable makernotes are added as entries
mEntry[t.tag] = t;
}
}
break;
case FUJI_RAW_IFD:
if (t.type == 0xd) // FUJI - correct type
t.type = TIFF_LONG;
case SUBIFDS:
case EXIFIFDPOINTER:
try
{
for (UInt32 j = 0; j < t.count; j++)
{
mSubIFD.push_back(new TiffIFD(f, t.getInt(j), depth));
}
delete(t);
}
catch (TiffParserException)
{ // Unparsable subifds are added as entries
mEntry[t.tag] = t;
}
catch (IOException)
{ // Unparsable subifds are added as entries
mEntry[t.tag] = t;
}
break;
default:
mEntry[t.tag] = t;
}
}
nextIFD = *(align1_int*)f.getData(offset + 2 + entries * 12, 4);
}
ThreefrDecoder(TiffIFD *rootIFD, FileMap *file);
