BOOL LLImageWorker::requestDecodedAuxData(LLPointer<LLImageRaw>& raw, S32 channel, S32 discard)
{
// For most codecs, only mDiscardLevel data is available.
// (see LLImageDXT for exception)
if (discard >= 0 && discard != mFormattedImage->getDiscardLevel())
{
llerrs << "Request for invalid discard level" << llendl;
}
checkWork();
if (mDecodedType == -2)
{
return TRUE; // aborted, done
}
if (mDecodedType != channel)
{
if (!haveWork())
{
addWork(channel, mPriority);
}
return FALSE;
}
else
{
llassert_always(!haveWork());
llassert_always(mDecodedType == channel);
raw = mDecodedImage; // smart pointer acquires ownership of data
mDecodedImage = NULL;
return TRUE;
}
}
~LLTextureCacheWorker()
{
llassert_always(!haveWork());
delete[] mReadData;
}