109 lines
3.5 KiB
Python
Executable File
109 lines
3.5 KiB
Python
Executable File
#!/usr/bin/python3
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# walk vips and generate a list of all operators and their descriptions
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# for docs
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# this needs pyvips
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#
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# pip install --user pyvips
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# sample output:
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# <row>
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# <entry>gamma</entry>
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# <entry>Gamma an image</entry>
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# <entry>vips_gamma()</entry>
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# </row>
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from pyvips import Introspect, Operation, Error, \
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ffi, type_map, type_from_name, nickname_find
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# for VipsOperationFlags
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_OPERATION_DEPRECATED = 8
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def gen_function(operation_name, overloads):
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intro = Introspect.get(operation_name)
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c_operations = 'vips_{}()'.format(operation_name)
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if overloads:
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c_operations += ', ' + (', '.join('vips_{}()'.format(n) for n in overloads))
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result = '<row>\n'
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result += ' <entry>{}</entry>\n'.format(operation_name)
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result += ' <entry>{}</entry>\n'.format(intro.description.capitalize())
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result += ' <entry>{}</entry>\n'.format(c_operations)
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result += '</row>'
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return result
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def gen_function_list():
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all_nicknames = []
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def add_nickname(gtype, a, b):
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nickname = nickname_find(gtype)
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try:
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# can fail for abstract types
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intro = Introspect.get(nickname)
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# we are only interested in non-deprecated operations
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if (intro.flags & _OPERATION_DEPRECATED) == 0:
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all_nicknames.append(nickname)
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except Error:
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pass
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type_map(gtype, add_nickname)
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return ffi.NULL
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type_map(type_from_name('VipsOperation'), add_nickname)
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# make list unique and sort
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all_nicknames = list(set(all_nicknames))
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all_nicknames.sort()
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# make dict with overloads
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overloads = {
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'bandbool': ['bandand', 'bandor', 'bandeor', 'bandmean'],
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'bandjoin': ['bandjoin2'],
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'bandjoin_const': ['bandjoin_const1'],
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'boolean': ['andimage', 'orimage', 'eorimage', 'lshift', 'rshift'],
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'cast': ['cast_uchar', 'cast_char', 'cast_ushort', 'cast_short' 'cast_uint', 'cast_int', 'cast_float',
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'cast_double', 'cast_complex', 'cast_dpcomplex'],
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'complex': ['polar', 'rect', 'conj'],
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'complex2': ['cross_phase'],
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'complexget': ['real', 'imag'],
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'draw_circle': ['draw_circle1'],
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'draw_flood': ['draw_flood1'],
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'draw_line': ['draw_line1'],
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'draw_mask': ['draw_mask1'],
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'draw_rect': ['draw_rect1', 'draw_point', 'draw_point1'],
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'extract_area': ['crop'],
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'linear': ['linear1'],
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'math': ['sin', 'cos', 'tan', 'asin', 'acos', 'atan', 'sinh', 'cosh', 'tanh', 'asinh', 'acosh', 'atanh', 'exp', 'exp10', 'log', 'log10'],
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'math2': ['pow', 'wop', 'atan2'],
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'rank': ['median'],
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'relational': ['equal', 'notequal', 'less', 'lesseq', 'more', 'moreeq'],
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'remainder_const': ['remainder_const1'],
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'round': ['floor', 'ceil', 'rint'],
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}
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overloads['boolean_const'] = [o + '_const' for o in overloads['boolean']] + ['boolean_const1'] + \
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[o + '_const1' for o in overloads['boolean']]
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overloads['math2_const'] = [o + '_const' for o in overloads['boolean']] + ['math2_const1'] + \
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[o + '_const1' for o in overloads['boolean']]
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overloads['relational_const'] = [o + '_const' for o in overloads['relational']] + ['relational_const1'] + \
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[o + '_const1' for o in overloads['relational']]
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for nickname in all_nicknames:
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result = gen_function(nickname, overloads[nickname] if nickname in overloads else None)
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print(result)
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if __name__ == '__main__':
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gen_function_list()
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