private Tiff()
{
m_clientdata = 0;
m_postDecodeMethod = PostDecodeMethodType.pdmNone;
setupBuiltInCodecs();
m_defaultTagMethods = new TiffTagMethods();
if (m_errorHandler == null)
{
// user did not setup custom handler.
// install default
m_errorHandler = new TiffErrorHandler();
}
}
/*
* Setup a default directory structure.
*/
private void setupDefaultDirectory()
{
int tiffFieldInfoCount;
TiffFieldInfo[] tiffFieldInfo = getFieldInfo(out tiffFieldInfoCount);
setupFieldInfo(tiffFieldInfo, tiffFieldInfoCount);
m_dir = new TiffDirectory();
m_postDecodeMethod = PostDecodeMethodType.pdmNone;
m_foundfield = null;
m_tagmethods = m_defaultTagMethods;
/*
* Give client code a chance to install their own
* tag extensions & methods, prior to compression overloads.
*/
if (m_extender != null)
m_extender(this);
SetField(TiffTag.Compression, Compression.None);
/*
* NB: The directory is marked dirty as a result of setting
* up the default compression scheme. However, this really
* isn't correct -- we want DirtyDirect to be set only
* if the user does something. We could just do the setup
* by hand, but it seems better to use the normal mechanism
* (i.e. SetField).
*/
m_flags &= ~TiffFlags.DirtyDirect;
/*
* we clear the IsTiled flag when setting up a new directory.
* Should we also be clearing stuff like InSubIFD?
*/
m_flags &= ~TiffFlags.IsTiled;
/*
* Clear other directory-specific fields.
*/
m_tilesize = -1;
m_scanlinesize = -1;
}
private Tiff()
{
m_clientdata = 0;
m_postDecodeMethod = PostDecodeMethodType.pdmNone;
setupBuiltInCodecs();
m_defaultTagMethods = new TiffTagMethods();
m_defaultErrorHandler = null;
if (m_errorHandler == null)
{
// user did not setup custom handler.
// install default
m_defaultErrorHandler = new TiffErrorHandler();
m_errorHandler = m_defaultErrorHandler;
}
}
