o
    pèÝcH&  ã                
   @   sø  d dl Z d dlZzd dlmZ dZeƒ Ze e¡ W n ey8 Z zddl	m
Z
 e
eƒ ZZW Y dZ[ndZ[ww e  e¡ZG dd„ dƒZG dd	„ d	eƒZG d
d„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZG dd„ deƒZi de“de“de“de“d e“d!e“d"e“d#e“d$e“d%e“d&e“d'e“d(e“d)e“d*e“d+e“Zejd,kráeed-< eed.< eed/< eed0< eed1< need-< eed.< eed/< eed0< eed1< d5d3d4„ZdS )6é    N)ÚFFIz|
    struct Pixel_RGBA {
        unsigned char r,g,b,a;
    };
    struct Pixel_I16 {
        unsigned char l,r;
    };
    é   )ÚDeferredErrorc                   @   s>   e Zd Zddd„Zdd„ Zdd„ Zdd	„ ZeZeZd
d„ Z	dS )ÚPyAccessFc                 C   s†   t |jjƒ}|| _t d|d ¡| _t d|d ¡| _t d|d ¡| _|jj	\| _
| _|| _|j| _| jjdv r=|j| _|  ¡  d S )Nzunsigned char **Úimage8zint **Úimage32Úimage©ÚPÚPA)ÚdictZimZunsafe_ptrsÚreadonlyÚffiÚcastr   r   r   ÚsizeÚxsizeÚysizeÚ_imgÚ_imÚmodeZpaletteÚ_paletteÚ
_post_init)ÚselfÚimgr   Zvals© r   ú,lib/python3.10/site-packages/PIL/PyAccess.pyÚ__init__1   s   zPyAccess.__init__c                 C   s   d S ©Nr   )r   r   r   r   r   D   s   zPyAccess._post_initc                 C   sØ   | j r	d}t|ƒ‚|\}}|dk r| j| }|dk r| j| }|  ||f¡\}}| jjdv ret|tt	fƒret
|ƒdv re| jjdkrSt
|ƒdkrK|d nd}|d	d… }| j || j¡}| jjdkre||f}|  |||¡S )
a0  
        Modifies the pixel at x,y. The color is given as a single
        numerical value for single band images, and a tuple for
        multi-band images

        :param xy: The pixel coordinate, given as (x, y). See
           :ref:`coordinate-system`.
        :param color: The pixel value.
        z%Attempt to putpixel a read only imager   r	   )é   é   r   r   r   éÿ   N)r   Ú
ValueErrorr   r   Úcheck_xyr   r   Ú
isinstanceÚlistÚtupleÚlenr   Zgetcolorr   Ú	set_pixel)r   ÚxyÚcolorÚmsgÚxÚyZalphar   r   r   Ú__setitem__G   s(   


ÿzPyAccess.__setitem__c                 C   sJ   |\}}|dk r| j | }|dk r| j| }|  ||f¡\}}|  ||¡S )aq  
        Returns the pixel at x,y. The pixel is returned as a single
        value for single band images or a tuple for multiple band
        images

        :param xy: The pixel coordinate, given as (x, y). See
          :ref:`coordinate-system`.
        :returns: a pixel value for single band images, a tuple of
          pixel values for multiband images.
        r   )r   r   r"   Ú	get_pixel)r   r(   r+   r,   r   r   r   Ú__getitem__j   s   

zPyAccess.__getitem__c                 C   sJ   |\}}d|  kr| j k rn nd|  kr| jk s#n d}t|ƒ‚|S )Nr   zpixel location out of range)r   r   r!   )r   r(   r+   r,   r*   r   r   r   r"   €   s
   2zPyAccess.check_xyN©F)
Ú__name__Ú
__module__Ú__qualname__r   r   r-   r/   ZputpixelZgetpixelr"   r   r   r   r   r   0   s    
#r   c                   @   ó(   e Zd ZdZdd„ Zdd„ Zdd„ ZdS )	Ú_PyAccess32_2z7PA, LA, stored in first and last bytes of a 32 bit wordc                 O   ó   t  d| j¡| _d S ©Nzstruct Pixel_RGBA **©r   r   r   Úpixels©r   ÚargsÚkwargsr   r   r   r   ‹   ó   z_PyAccess32_2._post_initc                 C   s   | j | | }|j|jfS r   )r9   ÚrÚa©r   r+   r,   Úpixelr   r   r   r.   Ž   s   z_PyAccess32_2.get_pixelc                 C   s2   | j | | }t|d dƒ|_t|d dƒ|_d S )Nr   r    r   )r9   Úminr>   r?   ©r   r+   r,   r)   rA   r   r   r   r'   ’   s   z_PyAccess32_2.set_pixelN©r1   r2   r3   Ú__doc__r   r.   r'   r   r   r   r   r5   ˆ   ó
    r5   c                   @   r4   )	Ú_PyAccess32_3zARGB and friends, stored in the first three bytes of a 32 bit wordc                 O   r6   r7   r8   r:   r   r   r   r   œ   r=   z_PyAccess32_3._post_initc                 C   s   | j | | }|j|j|jfS r   )r9   r>   ÚgÚbr@   r   r   r   r.   Ÿ   ó   z_PyAccess32_3.get_pixelc                 C   sH   | j | | }t|d dƒ|_t|d dƒ|_t|d dƒ|_d|_d S )Nr   r    r   é   ©r9   rB   r>   rH   rI   r?   rC   r   r   r   r'   £   s
   
z_PyAccess32_3.set_pixelNrD   r   r   r   r   rG   ™   rF   rG   c                   @   r4   )	Ú_PyAccess32_4z&RGBA etc, all 4 bytes of a 32 bit wordc                 O   r6   r7   r8   r:   r   r   r   r   ¯   r=   z_PyAccess32_4._post_initc                 C   s"   | j | | }|j|j|j|jfS r   )r9   r>   rH   rI   r?   r@   r   r   r   r.   ²   s   z_PyAccess32_4.get_pixelc                 C   sR   | j | | }t|d dƒ|_t|d dƒ|_t|d dƒ|_t|d dƒ|_d S )Nr   r    r   rK   r   rL   rC   r   r   r   r'   ¶   s
   z_PyAccess32_4.set_pixelNrD   r   r   r   r   rM   ¬   rF   rM   c                   @   r4   )	Ú
_PyAccess8z%1, L, P, 8 bit images stored as uint8c                 O   ó   | j | _d S r   )r   r9   r:   r   r   r   r   Â   ó   z_PyAccess8._post_initc                 C   ó   | j | | S r   ©r9   ©r   r+   r,   r   r   r   r.   Å   ó   z_PyAccess8.get_pixelc                 C   óH   zt |dƒ| j| |< W d S  ty#   t |d dƒ| j| |< Y d S w )Nr    r   ©rB   r9   Ú	TypeError©r   r+   r,   r)   r   r   r   r'   È   ó
   þz_PyAccess8.set_pixelNrD   r   r   r   r   rN   ¿   ó
    rN   c                   @   r4   )	Ú_PyAccessI16_Nz0I;16 access, native bitendian without conversionc                 O   r6   )Nzunsigned short **©r   r   r   r9   r:   r   r   r   r   Ô   r=   z_PyAccessI16_N._post_initc                 C   rQ   r   rR   rS   r   r   r   r.   ×   rT   z_PyAccessI16_N.get_pixelc                 C   rU   )Néÿÿ  r   rV   rX   r   r   r   r'   Ú   rY   z_PyAccessI16_N.set_pixelNrD   r   r   r   r   r[   Ñ   rZ   r[   c                   @   r4   )	Ú_PyAccessI16_LzI;16L access, with conversionc                 O   r6   ©Nzstruct Pixel_I16 **r\   r:   r   r   r   r   æ   r=   z_PyAccessI16_L._post_initc                 C   s   | j | | }|j|jd  S ©Né   ©r9   Úlr>   r@   r   r   r   r.   é   rJ   z_PyAccessI16_L.get_pixelc                 C   sV   | j | | }zt|dƒ}W n ty   t|d dƒ}Y nw |d@ |_|d? |_d S )Nr]   r   r    é   )r9   rB   rW   rc   r>   rC   r   r   r   r'   í   ó   ÿ
z_PyAccessI16_L.set_pixelNrD   r   r   r   r   r^   ã   rF   r^   c                   @   r4   )	Ú_PyAccessI16_BzI;16B access, with conversionc                 O   r6   r_   r\   r:   r   r   r   r   û   r=   z_PyAccessI16_B._post_initc                 C   s   | j | | }|jd |j S r`   rb   r@   r   r   r   r.   þ   rJ   z_PyAccessI16_B.get_pixelc                 C   sV   | j | | }zt|dƒ}W n ty   t|d dƒ}Y nw |d? |_|d@ |_d S )Nr]   r   rd   r    )r9   rB   Ú	Exceptionrc   r>   rC   r   r   r   r'     re   z_PyAccessI16_B.set_pixelNrD   r   r   r   r   rf   ø   rF   rf   c                   @   r4   )	Ú_PyAccessI32_Nz"Signed Int32 access, native endianc                 O   rO   r   ©r   r9   r:   r   r   r   r     rP   z_PyAccessI32_N._post_initc                 C   rQ   r   rR   rS   r   r   r   r.     rT   z_PyAccessI32_N.get_pixelc                 C   s   || j | |< d S r   rR   rX   r   r   r   r'     s   z_PyAccessI32_N.set_pixelNrD   r   r   r   r   rh     rZ   rh   c                   @   s0   e Zd ZdZdd„ Zdd„ Zdd„ Zdd	„ Zd
S )Ú_PyAccessI32_Swapz,I;32L/B access, with byteswapping conversionc                 O   rO   r   ri   r:   r   r   r   r     rP   z_PyAccessI32_Swap._post_initc                 C   s\   t  d|¡}t  d|¡}|d |d |d |d f\|d< |d< |d< |d< t  d|¡d S )Nzint *zunsigned char *r   rK   r   r   )r   Únewr   )r   ÚiZorigÚcharsr   r   r   Úreverse   s   4z_PyAccessI32_Swap.reversec                 C   s   |   | j| | ¡S r   ©rn   r9   rS   r   r   r   r.   &  r=   z_PyAccessI32_Swap.get_pixelc                 C   s   |   |¡| j| |< d S r   ro   rX   r   r   r   r'   )  s   z_PyAccessI32_Swap.set_pixelN)r1   r2   r3   rE   r   rn   r.   r'   r   r   r   r   rj     s    rj   c                   @   r4   )	Ú
_PyAccessFz32 bit float accessc                 O   r6   )Nzfloat **r8   r:   r   r   r   r   0  r=   z_PyAccessF._post_initc                 C   rQ   r   rR   rS   r   r   r   r.   3  rT   z_PyAccessF.get_pixelc                 C   s<   z
|| j | |< W d S  ty   |d | j | |< Y d S w )Nr   )r9   rW   rX   r   r   r   r'   6  s
   þz_PyAccessF.set_pixelNrD   r   r   r   r   rp   -  rZ   rp   Ú1ÚLr
   ZLAZLar   ZRGBZLABZHSVZYCbCrZRGBAZRGBaZRGBXZCMYKÚFÚIÚlittlezI;16zI;16LzI;16BzI;32LzI;32BFc                 C   s.   t  | jd ¡}|st d| j¡ d S || |ƒS )NzPyAccess Not Implemented: %s)Úmode_mapÚgetr   ÚloggerÚdebug)r   r   Zaccess_typer   r   r   rk   b  s
   
rk   r0   )ZloggingÚsysZcffir   Zdefsr   ZcdefÚImportErrorÚexZ_utilr   Z	getLoggerr1   rx   r   r5   rG   rM   rN   r[   r^   rf   rh   rj   rp   rv   Ú	byteorderrk   r   r   r   r   Ú<module>   sŠ   €û
Xÿþýüûúùø	÷
öõôóòñð

