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137 lines
5.6 KiB
Python
137 lines
5.6 KiB
Python
4 weeks ago
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""":mod:`wand.cdefs.core` --- MagickCore definitions
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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.. versionadded:: 0.5.0
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"""
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from ctypes import (POINTER, c_bool, c_char_p, c_int, c_size_t, c_ulonglong,
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c_void_p)
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from wand.cdefs.wandtypes import c_ssize_t
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__all__ = ('load', 'load_with_version')
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def load(libmagick):
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"""Define MagickCore methods.
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We'll only define the bare-minimum methods to support the MagickWand
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library.
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.. seealso::
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#include <magick/MagickCore.h>
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// Or
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#include <MagickCore/MagickCore.h>
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:param libmagick: the loaded ``MagickCore`` library.
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:type libmagick: :class:`ctypes.CDLL`
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.. versionadded:: 0.5.0
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"""
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libmagick.AcquireExceptionInfo.argtypes = []
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libmagick.AcquireExceptionInfo.restype = c_void_p
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libmagick.AcquireImageInfo.argtypes = []
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libmagick.AcquireImageInfo.restype = c_void_p
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libmagick.CloneImageInfo.argtypes = [c_void_p]
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libmagick.CloneImageInfo.restype = c_void_p
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libmagick.CloneImages.argtypes = [c_void_p, c_char_p, c_void_p]
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libmagick.CloneImages.restype = c_void_p
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libmagick.DestroyExceptionInfo.argtypes = [c_void_p]
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libmagick.DestroyExceptionInfo.restype = c_void_p
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libmagick.DestroyImage.argtypes = [c_void_p]
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libmagick.DestroyImage.restype = c_void_p
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libmagick.DestroyImageInfo.argtypes = [c_void_p]
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libmagick.DestroyImageInfo.restype = c_void_p
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libmagick.DestroyString.argtypes = [c_void_p]
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libmagick.DestroyString.restype = c_void_p
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try:
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libmagick.GetGeometry.argtypes = [c_char_p,
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POINTER(c_ssize_t),
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POINTER(c_ssize_t),
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POINTER(c_size_t),
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POINTER(c_size_t)]
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libmagick.GetGeometry.restype = c_int
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except AttributeError:
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libmagick.GetGeometry = None
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libmagick.GetMagickCopyright.argtypes = []
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libmagick.GetMagickCopyright.restype = c_char_p
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try:
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libmagick.GetMagickDelegates.argtypes = []
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libmagick.GetMagickDelegates.restype = c_char_p
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except AttributeError:
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libmagick.GetMagickDelegates = None
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libmagick.GetMagickFeatures.argtypes = []
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libmagick.GetMagickFeatures.restype = c_char_p
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try:
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libmagick.GetMagickLicense.argtypes = []
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libmagick.GetMagickLicense.restype = c_char_p
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except AttributeError:
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pass
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libmagick.GetMagickPackageName.argtypes = []
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libmagick.GetMagickPackageName.restype = c_char_p
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libmagick.GetMagickQuantumDepth.argtypes = [POINTER(c_size_t)]
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libmagick.GetMagickQuantumDepth.restype = c_char_p
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libmagick.GetMagickQuantumRange.argtypes = [POINTER(c_size_t)]
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libmagick.GetMagickQuantumRange.restype = c_char_p
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libmagick.GetMagickReleaseDate.argtypes = []
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libmagick.GetMagickReleaseDate.restype = c_char_p
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libmagick.GetMagickResource.argtypes = [c_int]
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libmagick.GetMagickResource.restype = c_ulonglong
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libmagick.GetMagickResourceLimit.argtypes = [c_int]
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libmagick.GetMagickResourceLimit.restype = c_ulonglong
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libmagick.GetMagickVersion.argtypes = [POINTER(c_size_t)]
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libmagick.GetMagickVersion.restype = c_char_p
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try:
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libmagick.GetPageGeometry.argtypes = [c_char_p]
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libmagick.GetPageGeometry.restype = c_void_p
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except AttributeError:
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libmagick.GetPageGeometry = None
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libmagick.GetNextImageInList.argtypes = [c_void_p]
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libmagick.GetNextImageInList.restype = c_void_p
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libmagick.MagickToMime.argtypes = [c_char_p]
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libmagick.MagickToMime.restype = c_void_p
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try:
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libmagick.ParseAbsoluteGeometry.argtypes = [c_char_p, c_void_p]
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libmagick.ParseAbsoluteGeometry.restype = c_int
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except AttributeError:
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libmagick.ParseAbsoluteGeometry = None
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try:
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libmagick.ParseChannelOption.argtypes = [c_char_p]
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libmagick.ParseChannelOption.restypes = c_ssize_t
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except AttributeError:
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libmagick.ParseChannelOption = None
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try:
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libmagick.ParseGeometry.argtypes = [c_char_p, c_void_p]
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libmagick.ParseGeometry.restype = c_int
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libmagick.ParseMetaGeometry.argtypes = [c_char_p,
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POINTER(c_ssize_t),
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POINTER(c_ssize_t),
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POINTER(c_size_t),
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POINTER(c_size_t)]
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libmagick.ParseMetaGeometry.restype = c_int
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except AttributeError:
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libmagick.ParseGeometry = None
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libmagick.ParseMetaGeometry = None
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libmagick.SetImageOption.argtypes = [c_void_p, c_char_p, c_char_p]
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libmagick.SetImageOption.restype = c_bool
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libmagick.SetMagickResourceLimit.argtypes = [c_int, c_ulonglong]
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libmagick.SetMagickResourceLimit.restype = c_int
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libmagick.SyncImageSettings.argtypes = [c_void_p, c_void_p, c_void_p]
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libmagick.SyncImageSettings.restype = c_bool
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def load_with_version(libmagick, IM_VERSION):
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if IM_VERSION < 0x700:
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libmagick.AcquireKernelBuiltIn.argtypes = [c_int, c_void_p]
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libmagick.AcquireKernelBuiltIn.restype = c_void_p
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libmagick.AcquireKernelInfo.argtypes = [c_char_p]
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libmagick.AcquireKernelInfo.restype = c_void_p
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else:
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libmagick.AcquireKernelBuiltIn.argtypes = [c_int, c_void_p,
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c_void_p]
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libmagick.AcquireKernelBuiltIn.restype = c_void_p
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libmagick.AcquireKernelInfo.argtypes = [c_char_p, c_void_p]
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libmagick.AcquireKernelInfo.restype = c_void_p
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libmagick.DestroyKernelInfo.argtypes = [c_void_p]
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libmagick.DestroyKernelInfo.restype = c_void_p
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