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Modified the Quantizer to Xiaolin Wu's, updated the BitmapBuffer to support 8BPP but you still need to know what to call.... (needs some additional refactoring)

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git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@1712 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4
This commit is contained in:
RKrom 2012-03-20 15:53:50 +00:00
commit b464480bf6
7 changed files with 101 additions and 726 deletions
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10
Greenshot/Helpers/ImageOutput.cs
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@ -101,11 +101,13 @@ namespace Greenshot.Helpers {
}
// If Quantizing is enable, overwrite the image to save with a 256 - color version
if (reduceColors) {
IColorQuantizer quantizer = ImageHelper.PrepareQuantize((Bitmap)imageToSave);
int colorCount = quantizer.GetColorCount();
LOG.InfoFormat("Image with format {0} has {1} colors", imageToSave.PixelFormat, colorCount);
if (reduceColors || colorCount < 256) {
try {
LOG.Debug("Reducing colors on bitmap.");
Quantizer quantizer = new OctreeQuantizer(255,8);
imageToSave = quantizer.Quantize(imageToSave);
imageToSave = ImageHelper.Quantize((Bitmap)imageToSave, quantizer);
// Make sure the "new" image is disposed
disposeImage = true;
} catch(Exception e) {
@ -202,7 +204,7 @@ namespace Greenshot.Helpers {
isJPG = "JPG".Equals(extension.ToUpper()) || "JPEG".Equals(extension.ToUpper());
}
if(isJPG && conf.OutputFilePromptQuality) {
if(conf.OutputFilePromptQuality) {
QualityDialog qualityDialog = new QualityDialog(isJPG);
qualityDialog.ShowDialog();
quality = qualityDialog.Quality;