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Convert calibre modules to ebook_converter.

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Here is the first batch of modules, which are needed for converting
several formats to LRF. Some of the logic has been change, more cleanups
will follow.
This commit is contained in:
gryf
2020-04-11 19:33:43 +02:00
parent 69d2e536c5
commit 0f9792df36
252 changed files with 1925 additions and 2344 deletions
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32
ebook_converter/utils/img.py
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@@ -13,21 +13,21 @@ from io import BytesIO
from threading import Thread
# We use explicit module imports so tracebacks when importing are more useful
from PyQt5.QtCore import QBuffer, QByteArray, Qt
from PyQt5.QtGui import QColor, QImage, QImageReader, QImageWriter, QPixmap, QTransform
#from PyQt5.QtCore import QBuffer, QByteArray, Qt
#from PyQt5.QtGui import QColor, QImage, QImageReader, QImageWriter, QPixmap, QTransform
from calibre import fit_image, force_unicode
from calibre.constants import iswindows, plugins, ispy3
from calibre.ptempfile import TemporaryDirectory
from calibre.utils.config_base import tweaks
from calibre.utils.filenames import atomic_rename
from calibre.utils.imghdr import what
from polyglot.builtins import string_or_bytes, unicode_type
from ebook_converter import fit_image, force_unicode
from ebook_converter.constants import iswindows, plugins, ispy3
from ebook_converter.ptempfile import TemporaryDirectory
from ebook_converter.utils.config_base import tweaks
from ebook_converter.utils.filenames import atomic_rename
from ebook_converter.utils.imghdr import what
from ebook_converter.polyglot.builtins import string_or_bytes, unicode_type
# Utilities {{{
imageops, imageops_err = plugins['imageops']
if imageops is None:
raise RuntimeError(imageops_err)
# imageops, imageops_err = plugins['imageops']
# if imageops is None:
# raise RuntimeError(imageops_err)
class NotImage(ValueError):
@@ -42,7 +42,7 @@ def normalize_format_name(fmt):
def get_exe_path(name):
from calibre.ebooks.pdf.pdftohtml import PDFTOHTML
from ebook_converter.ebooks.pdf.pdftohtml import PDFTOHTML
base = os.path.dirname(PDFTOHTML)
if iswindows:
name += '-calibre.exe'
@@ -609,7 +609,7 @@ def optimize_png(file_path, level=7):
def encode_jpeg(file_path, quality=80):
from calibre.utils.speedups import ReadOnlyFileBuffer
from ebook_converter.utils.speedups import ReadOnlyFileBuffer
quality = max(0, min(100, int(quality)))
exe = get_exe_path('cjpeg')
cmd = [exe] + '-optimize -progressive -maxmemory 100M -quality'.split() + [unicode_type(quality)]
@@ -626,8 +626,8 @@ def encode_jpeg(file_path, quality=80):
def test(): # {{{
from calibre.ptempfile import TemporaryDirectory
from calibre import CurrentDir
from ebook_converter.ptempfile import TemporaryDirectory
from ebook_converter import CurrentDir
from glob import glob
img = image_from_data(I('lt.png', data=True, allow_user_override=False))
with TemporaryDirectory() as tdir, CurrentDir(tdir):