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fixed width webtoon #1080

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a3215fc
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axu2 Sep 9, 2025
a529aab
virtual
axu2 Sep 9, 2025
ab27f37
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axu2 Sep 9, 2025
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6 changes: 4 additions & 2 deletions kindlecomicconverter/comic2ebook.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1402,6 +1402,8 @@ def checkOptions(options):
options.righttoleft = False
options.upscale = True
options.hq = False
options.white_borders = True
options.bordersColor = 'white'
# Disable all Kindle features for other e-readers
if options.profile == 'OTHER':
options.panelview = False
Expand Down Expand Up @@ -1520,8 +1522,8 @@ def makeBook(source, qtgui=None):
cover = image.Cover(cover_path, options)

if options.webtoon:
y = image.ProfileData.Profiles[options.profile][1][1]
comic2panel.main(['-y ' + str(y), '-i', '-m', path], qtgui)
x, y = image.ProfileData.Profiles[options.profile][1]
comic2panel.main(['-y ' + str(y), '-x' + str(x), '-i', '-m', path], qtgui)
if options.noprocessing:
print("Do not process image, ignore any profile or processing option")
else:
Expand Down
104 changes: 19 additions & 85 deletions kindlecomicconverter/comic2panel.py
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Original file line number Diff line number Diff line change
Expand Up @@ -100,91 +100,23 @@ def splitImage(work):
filePath = os.path.join(path, name)
Image.warnings.simplefilter('error', Image.DecompressionBombWarning)
Image.MAX_IMAGE_PIXELS = 1000000000
imgOrg = Image.open(filePath).convert('RGB')
imgProcess = Image.open(filePath).convert('1')
widthImg, heightImg = imgOrg.size
if heightImg > opt.height:
if opt.debug:
drawImg = Image.open(filePath).convert(mode='RGBA')
draw = ImageDraw.Draw(drawImg)

# Find panels
yWork = 0
panelDetected = False
panels = []
while yWork < heightImg:
tmpImg = imgProcess.crop((4, yWork, widthImg-4, yWork + 4))
solid = detectSolid(tmpImg)
if not solid and not panelDetected:
panelDetected = True
panelY1 = yWork - 2
if heightImg - yWork <= 5:
if not solid and panelDetected:
panelY2 = heightImg
panelDetected = False
panels.append((panelY1, panelY2, panelY2 - panelY1))
if solid and panelDetected:
panelDetected = False
panelY2 = yWork + 6
panels.append((panelY1, panelY2, panelY2 - panelY1))
yWork += 5

# Split too big panels
panelsProcessed = []
for panel in panels:
if panel[2] <= opt.height * 1.5:
panelsProcessed.append(panel)
elif panel[2] < opt.height * 2:
diff = panel[2] - opt.height
panelsProcessed.append((panel[0], panel[1] - diff, opt.height))
panelsProcessed.append((panel[1] - opt.height, panel[1], opt.height))
else:
parts = round(panel[2] / opt.height)
diff = panel[2] // parts
for x in range(0, parts):
panelsProcessed.append((panel[0] + (x * diff), panel[1] - ((parts - x - 1) * diff), diff))

if opt.debug:
for panel in panelsProcessed:
draw.rectangle(((0, panel[0]), (widthImg, panel[1])), (0, 255, 0, 128), (0, 0, 255, 255))
debugImage = Image.alpha_composite(imgOrg.convert(mode='RGBA'), drawImg)
debugImage.save(os.path.join(path, os.path.splitext(name)[0] + '-debug.png'), 'PNG')

# Create virtual pages
pages = []
currentPage = []
pageLeft = opt.height
panelNumber = 0
for panel in panelsProcessed:
if pageLeft - panel[2] > 0:
pageLeft -= panel[2]
currentPage.append(panelNumber)
panelNumber += 1
else:
if len(currentPage) > 0:
pages.append(currentPage)
pageLeft = opt.height - panel[2]
currentPage = [panelNumber]
panelNumber += 1
if len(currentPage) > 0:
pages.append(currentPage)

# Create pages
pageNumber = 1
for page in pages:
pageHeight = 0
targetHeight = 0
for panel in page:
pageHeight += panelsProcessed[panel][2]
if pageHeight > 15:
newPage = Image.new('RGB', (widthImg, pageHeight))
for panel in page:
panelImg = imgOrg.crop((0, panelsProcessed[panel][0], widthImg, panelsProcessed[panel][1]))
newPage.paste(panelImg, (0, targetHeight))
targetHeight += panelsProcessed[panel][2]
newPage.save(os.path.join(path, os.path.splitext(name)[0] + '-' + str(pageNumber).zfill(4) + '.png'), 'PNG')
pageNumber += 1
os.remove(filePath)
imgOrg = Image.open(filePath)
w, h = imgOrg.size

device_width = opt.width
device_height = opt.height
overlap_ratio = 13/16

target_width = 1072
if target_width != w:
imgOrg = ImageOps.scale(imgOrg, target_width/w)
_, target_height = imgOrg.size
virtual_device_height = device_height
for i in range(0, target_height, int(virtual_device_height * overlap_ratio)):
newPage = imgOrg.crop((0, i, target_width, i + virtual_device_height))
newPage.save(os.path.join(path, os.path.splitext(name)[0] + '-' + str(i).zfill(8) + '.png'), 'PNG')

os.remove(filePath)
except Exception:
return str(sys.exc_info()[1]), sanitizeTrace(sys.exc_info()[2])

Expand All @@ -201,6 +133,8 @@ def main(argv=None, qtgui=None):
" with spaces.")
main_options.add_argument("-y", "--height", type=int, dest="height", default=0,
help="Height of the target device screen")
main_options.add_argument("-x", "--width", type=int, dest="width", default=0,
help="Width of the target device screen")
main_options.add_argument("-i", "--in-place", action="store_true", dest="inPlace", default=False,
help="Overwrite source directory")
main_options.add_argument("-m", "--merge", action="store_true", dest="merge", default=False,
Expand Down