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Code Issues Releases Wiki Activity

PDF PNG half size, Kindle DX PNG CBZ fixed (#1267)

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* PNG for PDF or Kindle DX CBZ is dithered to 16 colors for ~1/2 filesize reduction

* Kindle DX default no borders
This commit is contained in:
Alex Xu
2026-03-13 12:17:38 -07:00
committed by GitHub
parent 6fdfddd7d9
commit 472fdc97b5
2 changed files with 15 additions and 6 deletions
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4
kindlecomicconverter/KCC_gui.py
View File

@@ -883,6 +883,8 @@ class KCCGUI(KCC_ui.Ui_mainWindow):
if bad_format in current_format:
self.addMessage('Colorsoft MOBI/EPUB can have blank pages. Just go back a few pages, exit, and reenter book.', 'info')
break
elif profile['Label'] == 'KDX':
GUI.borderBox.setCheckState(Qt.CheckState.PartiallyChecked)
if not profile['PVOptions']:
GUI.qualityBox.setChecked(False)
if str(GUI.deviceBox.currentText()) == 'Other':
@@ -909,7 +911,7 @@ class KCCGUI(KCC_ui.Ui_mainWindow):
elif not GUI.webtoonBox.isChecked():
GUI.chunkSizeCheckBox.setEnabled(True)
if GUI.formats[str(GUI.formatBox.currentText())]['format'] in ('CBZ', 'PDF') and not GUI.webtoonBox.isChecked():
self.addMessage("Partially check W/B Margins if you don't want KCC to extend the image margins.", 'info')
self.addMessage("Partially check W/B Margins if you don't want KCC to extend the image margins.", 'info')
def stripTags(self, html):
s = HTMLStripper()

17
kindlecomicconverter/comic2ebook.py
View File

@@ -707,8 +707,11 @@ def imgFileProcessing(work):
pass
elif opt.forcepng:
img.convertToGrayscale()
if opt.format != 'PDF':
img.quantizeImage()
img.quantizeImage()
if opt.format == 'PDF':
img.convertToGrayscale()
elif opt.profile == 'KDX' and opt.format == 'CBZ':
img.convertToGrayscale()
else:
img.convertToGrayscale()
output.append(img.saveToDir())
@@ -1487,9 +1490,6 @@ def checkOptions(options):
if 'Ko' in options.profile:
options.panelview = False
options.hq = False
# CBZ files on Kindle DX/DXG support higher resolution
if options.profile == 'KDX' and options.format == 'CBZ':
options.customheight = 1200
# KFX output create EPUB that might be can be by jhowell KFX Output Calibre plugin
if options.format == 'KFX':
options.format = 'EPUB'
@@ -1515,6 +1515,13 @@ def checkOptions(options):
options.jpegquality = 85
options.kindle_azw3 = options.iskindle and ('MOBI' in options.format or 'EPUB' in options.format)
options.kindle_scribe_azw3 = options.profile.startswith('KS') and options.kindle_azw3
# CBZ files on Kindle DX/DXG support higher resolution
if options.profile == 'KDX' and options.format == 'CBZ':
options.profileData = list(image.ProfileData.Profiles[options.profile])
options.profileData[1] = list(options.profileData[1])
options.profileData[1][1] = 1200
if options.kindle_scribe_azw3:
options.profileData = list(image.ProfileData.Profiles[options.profile])
options.profileData[1] = list(options.profileData[1])