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remove -x and -y and replace by -s/--pagesize. Change short option for --subject to -S.

This commit is contained in:
josch 2015-03-06 19:29:24 +01:00
parent ad8567d352
commit 53968c31e0
2 changed files with 42 additions and 18 deletions

View file

@ -2,6 +2,12 @@
CHANGES
=======
0.1.6
-----
- replace -x and -y option by combined option -s (or --pagesize) and use -S
for --subject
0.1.5
-----

View file

@ -211,7 +211,7 @@ class pdfdoc(object):
result += b"%%EOF\n"
return result
def convert(images, dpi=None, x=None, y=None, title=None, author=None,
def convert(images, dpi=None, pagesize=(None, None), title=None, author=None,
creator=None, producer=None, creationdate=None, moddate=None,
subject=None, keywords=None, colorspace=None, nodate=False,
verbose=False):
@ -316,15 +316,15 @@ def convert(images, dpi=None, x=None, y=None, title=None, author=None,
im.close()
# pdf units = 1/72 inch
if not x and not y:
if not pagesize[0] and not pagesize[1]:
pdf_x, pdf_y = 72.0*width/float(ndpi[0]), 72.0*height/float(ndpi[1])
elif not y:
pdf_x, pdf_y = x, x*height/float(width)
elif not x:
pdf_x, pdf_y = y*width/float(height), y
elif not pagesize[1]:
pdf_x, pdf_y = pagesize[0], pagesize[0]*height/float(width)
elif not pagesize[0]:
pdf_x, pdf_y = pagesize[1]*width/float(height), pagesize[1]
else:
pdf_x = x
pdf_y = y
pdf_x = pagesize[0]
pdf_y = pagesize[1]
pdf.addimage(color, width, height, imgformat, imgdata, pdf_x, pdf_y)
@ -341,6 +341,23 @@ def positive_float(string):
def valid_date(string):
return datetime.strptime(string, "%Y-%m-%dT%H:%M:%S")
def valid_size(string):
tokens = string.split('x')
if len(tokens) != 2:
msg = "input size needs to be of the format Ax, xB or AxB with A and B being integers"
raise argparse.ArgumentTypeError(msg)
x = tokens[0]
y = tokens[1]
if x == '':
x = None
else:
x = int(x)
if y == '':
y = None
else:
y = int(y)
return (x,y)
parser = argparse.ArgumentParser(
description='Lossless conversion/embedding of images (in)to pdf')
parser.add_argument(
@ -349,15 +366,16 @@ parser.add_argument(
parser.add_argument(
'-o', '--output', metavar='out', type=argparse.FileType('wb'),
default=getattr(sys.stdout, "buffer", sys.stdout), help='output file (default: stdout)')
parser.add_argument(
sizeopts = parser.add_mutually_exclusive_group()
sizeopts.add_argument(
'-d', '--dpi', metavar='dpi', type=positive_float,
help='dpi for pdf output (default: 96.0)')
parser.add_argument(
'-x', metavar='pdf_x', type=positive_float,
help='output width in points')
parser.add_argument(
'-y', metavar='pdf_y', type=positive_float,
help='output height in points')
help='dpi for pdf output. If input image does not specify dpi the default is 96.0. Must not be specified together with -s/--pagesize.')
sizeopts.add_argument(
'-s', '--pagesize', metavar='size', type=valid_size,
default=(None, None),
help='size of the pages in the pdf output in format AxB with A and B being width and height of the page in points. You can omit either one of them. Must not be specified together with -d/--dpi.')
parser.add_argument(
'-t', '--title', metavar='title', type=str,
help='title for metadata')
@ -377,7 +395,7 @@ parser.add_argument(
'-m', '--moddate', metavar='moddate', type=valid_date,
help='modification date for metadata in YYYY-MM-DDTHH:MM:SS format')
parser.add_argument(
'-s', '--subject', metavar='subject', type=str,
'-S', '--subject', metavar='subject', type=str,
help='subject for metadata')
parser.add_argument(
'-k', '--keywords', metavar='kw', type=str, nargs='+',
@ -397,7 +415,7 @@ def main(args=None):
args.output.write(
convert(
args.images, args.dpi, args.x, args.y, args.title, args.author,
args.images, args.dpi, args.pagesize, args.title, args.author,
args.creator, args.producer, args.creationdate, args.moddate,
args.subject, args.keywords, args.colorspace, args.nodate,
args.verbose))