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src/img2pdf.py: add get_fixed_dpi_layout_fun

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James R. Barlow 2016-02-13 08:59:52 +01:00 committed by Johannes 'josch' Schauer
parent a7dba2894f
commit 900346d430
1 changed files with 11 additions and 0 deletions
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src/img2pdf.py
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@ -841,6 +841,17 @@ def default_layout_fun(imgwidthpx, imgheightpx, ndpi):
return pagewidth, pageheight, imgwidthpdf, imgheightpdf return pagewidth, pageheight, imgwidthpdf, imgheightpdf
def get_fixed_dpi_layout_fun(fixed_dpi):
"""Layout function that overrides whatever DPI is claimed in input images.
>>> layout_fun = get_fixed_dpi_layout_fun((300, 300))
>>> convert(image1, layout_fun=layout_fun, ... outputstream=...)
"""
def fixed_dpi_layout_fun(imgwidthpx, imgheightpx, ndpi):
return default_layout_fun(imgwidthpx, imgheightpx, fixed_dpi)
return fixed_dpi_layout_fun
# given one or more input image, depending on outputstream, either return a # given one or more input image, depending on outputstream, either return a
# string containing the whole PDF if outputstream is None or write the PDF # string containing the whole PDF if outputstream is None or write the PDF
# data to the given file-like object and return None # data to the given file-like object and return None