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pipeline: if vector graphic objects exist, ensure the DPI is reasonable

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This commit is contained in:
James R. Barlow
2018-10-18 01:23:31 -07:00
parent b18e66e2ca
commit f7dbf94071
1 changed files with 8 additions and 2 deletions
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10
src/ocrmypdf/_pipeline.py
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@@ -206,8 +206,12 @@ def get_pageinfo(input_file, context):
def get_page_dpi(pageinfo, options):
"Get the DPI when nonsquare DPI is tolerable"
xres = max(pageinfo.xres or VECTOR_PAGE_DPI, options.oversample or 0)
yres = max(pageinfo.yres or VECTOR_PAGE_DPI, options.oversample or 0)
xres = max(pageinfo.xres or VECTOR_PAGE_DPI,
options.oversample or 0,
VECTOR_PAGE_DPI if pageinfo.has_vector else 0)
yres = max(pageinfo.yres or VECTOR_PAGE_DPI,
options.oversample or 0,
VECTOR_PAGE_DPI if pageinfo.has_vector else 0)
return (float(xres), float(yres))
@@ -219,6 +223,7 @@ def get_page_square_dpi(pageinfo, options):
return float(max(
(xres * userunit) or VECTOR_PAGE_DPI,
(yres * userunit) or VECTOR_PAGE_DPI,
VECTOR_PAGE_DPI if pageinfo.has_vector else 0,
options.oversample or 0))
@@ -227,6 +232,7 @@ def get_canvas_square_dpi(pageinfo, options):
return float(max(
(pageinfo.xres) or VECTOR_PAGE_DPI,
(pageinfo.yres) or VECTOR_PAGE_DPI,
VECTOR_PAGE_DPI if pageinfo.has_vector else 0,
options.oversample or 0))