I e?.$dZddlmZgdZddlmZmZmZddlZ ddl Z d6ddd7d Z ddd8dZ n#e $r d6ddd7dZ ddd8dZ YnwxYw ddl Z d6ddd7dZddd8dZn#e $r d6ddd7dZddd8dZYnwxYwddd9dZe d:ddd;dZe d:dddd$Zed?d%Z d:ddd=d&Zedgd'd@d*Zedgd'dAd+Zdgd'dBd,Z dCdddDd1Z dEdddFd2ZdGd5ZdS)HzFallback imagecodecs codecs. This module provides alternative, pure Python and NumPy implementations of some functions of the `imagecodecs`_ package. The functions may raise NotImplementedError. .. _imagecodecs: https://github.com/cgohlke/imagecodecs ) annotations) bitorder_decode delta_decode delta_encodefloat24_decode lzma_decode lzma_encodepackbits_decodepackints_decodepackints_encode zlib_decode zlib_encode)AnyLiteraloverloadNoutlevel int | Nonedatabytes | numpy.ndarrayreturnbytesct|tjr|}t j|S)zCompress LZMA.) isinstancenumpyndarraytobyteslzmacompressrrrs 5lib/python3.11/site-packages/tifffile/_imagecodecs.pyr r As5 dEM * * "<<>>D}T"""c*tj|S)zDecompress LZMA.)r decompressrrs r"rrIt$$$r#cddl}dSzRaise ImportError.rNr#r)rrrrs r"r r O  sr#cddl}dSr)r*)rrrs r"rrW sr#ct|tjr|}t j||dn|S)zCompress Zlib DEFLATE.N)rrrrzlibr r!s r"rras? dEM * * "<<>>D}T 115AAAr#c*tj|S)zDecompress Zlib DEFLATE.)r0r%r&s r"r r ir'r#cddl}dSr)r0)rrrr0s r"rrpr+r#cddl}dSr)r3)rrr0s r"r r xr-r#encodedc2g}|j}d} t|||dzdz}|dz }|dkr"||||dzd|z z|dz }n!|dkr|||||z||z }l#t$rYnwxYwt|S)aSDecompress PackBits encoded byte string. >>> packbits_decode(b'\x80\x80') # NOP b'' >>> packbits_decode(b'\x02123') b'123' >>> packbits_decode( ... b'\xfe\xaa\x02\x80\x00\x2a\xfd\xaa\x03\x80\x00\x2a\x22\xf7\xaa' ... )[:-5] b'\xaa\xaa\xaa\x80\x00*\xaa\xaa\xaa\xaa\x80\x00*"\xaa\xaa\xaa\xaa\xaa' rTi)extendord TypeErrorr)r5r out_extendins r"r r s CJ A   GAAI&''!+A FA3ww 71q1u9-q9:::QS 71q1u9-...Q       ::sA-A:: BBr7axisintdistbytes | bytearraycdSNrr@rBrs r"rr Cr# numpy.ndarraycdSrErFrGs r"rrrHr#!bytes | bytearray | numpy.ndarrayc|dkrtd|dt|ttfrdt j|tj}t j|d}t j|d|d S|j }|j dkr$| |j d|j}t j||}td g|jz}d||<t j|d|t#||}|j js'|d }|j dkr| |S|S) z Encode Delta.r7zdelta_encode with dist=# requires the 'imagecodecs' packagedtyper)r@fuNT)NotImplementedErrorrr bytearrayr frombufferuint8diffinsertrrOkindview byteorderitemsizeslicendimtupleisnativebyteswap newbyteorder)rr@rBrrVrOkeys r"rrsn qyy! K K K K   $ *++8EK888z$Q'''|D!T!W--55777 JE zSyyEO>>en>>?? :d & & &D#Dkk]TY6CCI <aeCjj!1 = = =D : 2}}T""//11 zSyy Kr#rrcdSrErFrGs r"rrrHr#cdSrErFrGs r"rrrHr#c|dkrtd|d||jjsd}t|tt frTt j|t j}t j |dt j| S|j j dkr|j j std |j d||j jd |j j}t j |||j }||j St j |||j |S) z Decode Delta.r7zdelta_decode with dist=rMNrNr)r@rOrrPzdelta_decode with rQ)r@rO)rRflags writeablerrrSrrTrUcumsumrrOrXr_rYrZr[)rr@rBrrYs r"rrsP qyy! K K K K    sy2$ *++PEK888|Dq EEEMMOOO z#z" %5TZ555 yyDJ0HH4:3FHHII|Dt4:>>>yy$$$ <4tzs C C CCr#)r _bitorderri list[Any]cdSrErFrrris r"rrrHr#cdSrErFrls r"rrrHr#c|sN|d|tj|dtjt |t t fr||dS |d}tj |d|||S#t$rtdwxYw)aKReverse bits in each byte of bytes or numpy array. Decode data where pixels with lower column values are stored in the lower-order bits of the bytes (TIFF FillOrder is LSB2MSB). Parameters: data: Data to bit-reversed. If bytes type, a new bit-reversed bytes is returned. NumPy arrays are bit-reversed in-place. Examples: >>> bitorder_decode(b'\x01\x64') b'\x80&' >>> data = numpy.array([1, 666], dtype='uint16') >>> bitorder_decode(data) >>> data array([ 128, 16473], dtype=uint16) s@ `P0pH(hX8xD$dT4t L,l\<|B"bR2r J*jZ:zF&fV6vN.n^>~A!aQ1q I)iY9yE%eU5u M-m]=}C#cS3s K+k[;{G'gW7wO/o_?rrNrUr7rz>> packints_decode(b'a', 'B', 1) array([0, 1, 1, 0, 0, 0, 0, 1], dtype=uint8) r7z|Br?N)rw @zpackints_decode of z0-bit integers requires the 'imagecodecs' package)rrT unpackbitsreshapeastyperR)rrOrtrur data_arrays r"r r As:%dD11 %j11 A: <#++B!fqj.0IJJJ#AAAwwJ/77;;J  '''''e,,,  -m - - -  r#c td)zTightly pack integers.z2packints_encode requires the 'imagecodecs' packagerR)rrtr@rs r"r r ms <  r#rZLiteral['>', '<']c td)z"Return float32 array from float24.z1float24_decode requires the 'imagecodecs' packager)rrZs r"rrvs ;  r#rE)rrrrrr)rrrr)r5rrr)r?r7)r@rArBrArrCrr)r@rArBrArrIrrI)r@rArBrArrKrr) r@rArBrArrCrrrr) r@rArBrArrIrrrrI)rrCrirjrr)rrIrirjrrI)rrKrirjrr)r) rOrsrtrArurArrrrI)r?)rtrAr@rArrIrr)rZrrrrrI)__doc__ __future__r__all__typingrrrrrr r ImportErrorr0rr r rrrr r rrFr#r"rsG@#"""""   *))))))))) KKK=A#IM######,0%%%%%%%=AIM,0"KKK=ABIMBBBBBB,0%%%%%%%=AIM,0$/3B <=FJ   89BF   @      D DDDDDD< '+B   #'   666666| ) ))))))Z=?GKs!1A A  A""A:9A: