public override bool Process(ImageWI iwi)
{
try {
FIBITMAP shrinkedDib;
FileInfo ftmp;
switch (this.WorkingStyle)
{
case TASKWORKINGSTYLE.STRAIGHT:
// do not save. just shrink
// create shrinked image in memory
shrinkedDib = ImageWorker.GetShrinkedDIB(iwi.ImageHandle, this.calcNewSize(iwi));
// cleanup old current handle
ImageWorker.CleanUpResources(iwi.ImageHandle);
// set shrinked version the new current
iwi.ImageHandle = shrinkedDib;
break;
case TASKWORKINGSTYLE.COPYOUTPUT:
ftmp = new FileInfo(iwi.CurrentFile.AugmentFilename(this.NameExtension));
// save shrinked version of image to file
shrinkedDib = ImageWorker.GetShrinkedDIB(iwi.ImageHandle, this.calcNewSize(iwi));
ImageWorker.SaveJPGImageHandle(shrinkedDib, ftmp);
// now we have the original and the shrinked version on disk
// check which version should be handed over to the next task
// after this the smaller image is the new current
ImageWorker.CleanUpResources(iwi.ImageHandle);
// set it the new current
iwi.ImageHandle = shrinkedDib;
iwi.CurrentFile = ftmp;
break;
case TASKWORKINGSTYLE.COPYINPUT:
ftmp = new FileInfo(iwi.CurrentFile.AugmentFilename(this.NameExtension));
// save shrinked version of image to file
shrinkedDib = ImageWorker.GetShrinkedDIB(iwi.ImageHandle, this.calcNewSize(iwi));
ImageWorker.SaveJPGImageHandle(shrinkedDib, ftmp);
// now we have the original and the shrinked version on disk
// check which version should be handed over to the next task
// handle for shrinked version is not needed anymore
ImageWorker.CleanUpResources(shrinkedDib);
break;
default:
throw new ArgumentOutOfRangeException();
}
} catch (Exception ex) {
logger.ErrorException(string.Format("error while shrinking file {0}", iwi.CurrentFile.Name), ex);
}
return(true);
}