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Add oxipng #178

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5 changes: 4 additions & 1 deletion lib/pdfsizeopt/main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -7264,7 +7264,8 @@ def RenderImages(cls, objs, ps_tmp_file_name, png_tmp_file_pattern, gs_device):
def _IsSlowCmdName(cls, cmd_name):
return ('pngout' in cmd_name or 'zopflipng' in cmd_name or
'optipng' in cmd_name or 'ect' in cmd_name or
'advpng' in cmd_name or 'pngwolf' in cmd_name)
'advpng' in cmd_name or 'pngwolf' in cmd_name or
'oxipng' in cmd_name or 'oxipng_ect' in cmd_name)

def _ConvertImageWithJbig2(self, image, cmd_name, cmd_pattern, obj_num,
color_type):
Expand Down Expand Up @@ -9437,6 +9438,8 @@ def GetDir(file_name):
'optipng': 'optipng %(sourcefnq)s -o4 -fix -force %(optipng_gray_flags)s-out %(targetfnq)s',
'optipng4': 'optipng %(sourcefnq)s -o4 -fix -force %(optipng_gray_flags)s-out %(targetfnq)s',
'optipng7': 'optipng %(sourcefnq)s -o7 -fix -force %(optipng_gray_flags)s-out %(targetfnq)s', # Slowest.
'oxipng': 'oxipng --interlace 0 --quiet --strip all -o max -- %(targetfnq)s',
'oxipng_ect': 'oxipng --interlace 0 --quiet --strip all -o max -- %(targetfnq)s && ect -9 -strip --mt-deflate %(targetfnq)s',
'ect': 'ECT -9 -strip %(targetfnq)s',
'ECT': 'ECT -9 -strip %(targetfnq)s',
'advpng': 'advpng -z3 -f %(targetfnq)s',
Expand Down