| Server IP : 3.111.61.48 / Your IP : 216.73.216.67 Web Server : Apache System : Linux ip-10-0-5-176 6.8.0-1057-aws #60~22.04.1-Ubuntu SMP Wed May 27 08:16:59 UTC 2026 x86_64 User : ubuntu ( 1000) PHP Version : 8.2.31 Disable Function : exec,passthru,shell_exec,system MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/lib/python3/dist-packages/PIL/__pycache__/ |
Upload File : |
o
Z#�at� � @ s$ d dl Z d dlZd dlZd dlZd dlZd dlZddlmZmZm Z m
Z
m Z ddl m
Z ddl mZ ddl mZ ddl mZ ddl mZ e�e�Ze�d �jZd
Z d d d
ddddddddddddd�Z e�d�Z e j Z d e Z! d Z" dZ# d Z$ d Z% dZ& d d � Z'dNd d!�Z(G d"d#� d#�Z)G d$d%� d%e*�Z+G d&d'� d'�Z,G d(d)� d)e)�Z-d*d+� Z.G d,d-� d-e j �Z/d.d/d0d1d2d3d4d4d5d6d7d8d9d:d;�Z0d<d=� Z1G d>d?� d?�Z2G d@dA� dA�Z3dBdC� Z4dDdE� Z5e1dFfdGdH�Z6dIdJ� Z7e�8e/j9e/e.� e�:e/j9e6� e�;e/j9e5� e�<e/j9dKdLg� e�=e/j9dM� dS )O� N� )�Image�
ImageChops� ImageFile� ImagePalette�
ImageSequence)�i16be)�i32be)�o8)�o16be)�o32bes \w\w\w\ws �PNG
)�1r
)�L�L;2)r �L;4)r r )�I�I;16B)�RGBr )r zRGB;16B)�P�P;1)r �P;2)r �P;4)r r )�LAr )�RGBAzLA;16B)r r )r zRGBA;16B))r r )� r )� r )� r )� r )r r )r r )r � )r r )r r )r r )r r )r r )r � )r r s ^�* �*$�@ r c C s& t �� }|�| t�}|jrtd��|S )NzDecompressed Data Too Large)�zlib�
decompressobj�
decompress�MAX_TEXT_CHUNK�unconsumed_tail�
ValueError)�s�dobj� plaintext� r* �4/usr/lib/python3/dist-packages/PIL/PngImagePlugin.py�_safe_zlib_decompress� s
r, c C s t �| |�d@ S )Nl �� )r! �crc32)�data�seedr* r* r+ �_crc32� � r0 c @ s^ e Zd Zdd� Zdd� Zdd� Zdd� Zd d
� Zd d � Zd
d� Z dd� Z
dd� Z ddd�Z dS )� ChunkStreamc C s || _ g | _d S �N)�fp�queue��selfr4 r* r* r+ �__init__� s
zChunkStream.__init__c C s~ d}| j r| j �� \}}}| j�|� n| j�d�}|dd� }| j�� }t|�}t|�s:tj s:t
dt |�� d���|||fS )z.Fetch a new chunk. Returns header information.Nr r zbroken PNG file (chunk �)) r5 �popr4 �seek�read�tell�i32�is_cidr �LOAD_TRUNCATED_IMAGES� SyntaxError�repr)r7 �cid�pos�lengthr' r* r* r+ r< � s
zChunkStream.readc C s | S r3 r* �r7 r* r* r+ � __enter__� � zChunkStream.__enter__c G s | � � d S r3 )�close)r7 �argsr* r* r+ �__exit__� s zChunkStream.__exit__c C s d | _ | _| _d S r3 )r5 �crcr4 rF r* r* r+ rI � s zChunkStream.closec C s | j �|||f� d S r3 )r5 �append�r7 rC rD rE r* r* r+ �push� s zChunkStream.pushc C s* t �d|||� t| d|�d� �||�S )z"Call the appropriate chunk handlerzSTREAM %r %s %s�chunk_�ascii)�logger�debug�getattr�decoderN r* r* r+ �call� s zChunkStream.callc
C s� t jr|d d? d@ r| �||� dS z t|t|��}t| j�d��}||kr1tdt|�� d���W dS t j
yK } z tdt|�� d��|�d}~ww ) zRead and verify checksumr � r Nr z(broken PNG file (bad header checksum in r9 z(broken PNG file (incomplete checksum in ) r r@ �crc_skipr0 r> r4 r< rA rB �struct�error)r7 rC r. �crc1�crc2�er* r* r+ rL � s& ������zChunkStream.crcc C s | j �d� dS )z3Read checksum. Used if the C module is not presentr N)r4 r< )r7 rC r. r* r* r+ rX � s zChunkStream.crc_skip� IENDc
C sn g } z | � � \}}}W n tjy } ztd�|�d }~ww ||kr& |S | �|t�| j|�� |�|� q)NTztruncated PNG file) r< rY rZ �OSErrorrL r �
_safe_readr4 rM )r7 �endchunk�cidsrC rD rE r] r* r* r+ �verify� s
���
�zChunkStream.verifyN)r^ )
�__name__�
__module__� __qualname__r8 r< rG rK rI rO rV rL rX rc r* r* r* r+ r2 � s r2 c @ s e Zd ZdZeddd��ZdS )�iTXtzq
Subclass of string to allow iTXt chunks to look like strings while
keeping their extra information
Nc C s t �| |�}||_||_|S )z�
:param cls: the class to use when creating the instance
:param text: value for this key
:param lang: language code
:param tkey: UTF-8 version of the key name
)�str�__new__�lang�tkey)�cls�textrj rk r7 r* r* r+ ri � s z iTXt.__new__)NN)rd re rf �__doc__� staticmethodri r* r* r* r+ rg � s rg c @ s6 e Zd ZdZdd� Zd
dd�Zddd �Zd
d
d �Zd S )�PngInfoz<
PNG chunk container (for use with save(pnginfo=))
c C s
g | _ d S r3 )�chunksrF r* r* r+ r8 s
zPngInfo.__init__Fc C s* ||g}|r |� d� | j� t|�� dS )a" Appends an arbitrary chunk. Use with caution.
:param cid: a byte string, 4 bytes long.
:param data: a byte string of the encoded data
:param after_idat: for use with private chunks. Whether the chunk
should be written after IDAT
TN)rM rq �tuple)r7 rC r. �
after_idat�chunkr* r* r+ �add s
z PngInfo.add� c C s� t |t�s |�dd�}t |t�s|�dd�}t |t�s!|�dd�}t |t�s,|�dd�}|rE| �d|d | d | d t�|� � dS | �d|d | d | d | � dS ) z�Appends an iTXt chunk.
:param key: latin-1 encodable text key name
:param value: value for this key
:param lang: language code
:param tkey: UTF-8 version of the key name
:param zip: compression flag
�latin-1�strict�utf-8� iTXts � s N)�
isinstance�bytes�encoderu r! �compress)r7 �key�valuerj rk �zipr* r* r+ �add_itxt s
�(zPngInfo.add_itxtc C s� t |t�r| j|||j|j|d�S t |t�s0z|�dd�}W n ty/ | j|||d� Y S w t |t�s;|�dd�}|rL| �d|d t �
|� � dS | �d|d | � dS ) z�Appends a text chunk.
:param key: latin-1 encodable text key name
:param value: value for this key, text or an
:py:class:`PIL.PngImagePlugin.iTXt` instance
:param zip: compression flag
)r� rw rx � zTXt� � tEXtr{ N) r| rg r� rj rk r} r~ � UnicodeErrorru r! r )r7 r� r� r� r* r* r+ �add_text7 s
�
zPngInfo.add_textN�F)rv rv F)rd re rf rn r8 ru r� r� r* r* r* r+ rp s
rp c s� e Zd Z� fdd�Zdd� Zdd� Zdd� Zd d
� Zd d � Zd
d� Z dd� Z
dd� Z dd� Z dd� Z
dd� Zdd� Zdd � Zd d � Zd d � Zd!d"� Zd#d$� Zd%d&� Zd'd(� Zd)d*� Z� ZS )+� PngStreamc sR t � �|� i | _i | _d| _d | _d | _d | _d | _d | _ d | _
d | _ d| _ d S )N�r r r )
�superr8 �im_info�im_text�im_size�im_mode�im_tile�
im_palette�im_custom_mimetype� im_n_frames�_seq_num� rewind_state� text_memoryr6 �� __class__r* r+ r8 X s
zPngStream.__init__c C s. | j |7 _ | j tkrtd| j � d���d S )Nz%Too much memory used in text chunks: z>MAX_TEXT_MEMORY)r� �MAX_TEXT_MEMORYr& )r7 �chunklenr* r* r+ �check_text_memoryi s
���zPngStream.check_text_memoryc C s | j �� | j| jd�| _d S )N)�info�tile�seq_num)r� �copyr� r� r� rF r* r* r+ � save_rewindq s �zPngStream.save_rewindc C s( | j d | _| j d | _| j d | _d S )Nr� r� r� )r� r� r� r� rF r* r* r+ �rewindx s zPngStream.rewindc C s� t �| j|�}|�d�}t�d|d |� � t�d|| � || }|dkr.td|� d���z t||d d � �}W n tyJ t j rGd }n� Y n t
j yU d }Y nw || j d< |S ) Nr{ ziCCP profile name %rzCompression method %sr �Unknown compression method z in iCCP chunkr � icc_profile)
r r` r4 �findrR rS rA r, r& r@ r! rZ r� )r7 rD rE r' �i� comp_methodr� r* r* r+ �
chunk_iCCP} s&
��
zPngStream.chunk_iCCPc C s~ t �| j|�}t|d�t|d�f| _zt|d |d f \| _| _W n ty+ Y nw |d r5d| j d< |d r=t
d ��|S )
Nr r r � � r � interlace� zunknown filter category) r r` r4 r> r� �_MODESr� �
im_rawmode� Exceptionr� rA �r7 rD rE r' r* r* r+ �
chunk_IHDR� s �
zPngStream.chunk_IHDRc C s\ d| j v rd| j d || jfg}n| jd urd| j d< dd| j || jfg}|| _|| _t�)N�bboxr� T�
default_imager� )r� r� r� r� r� �im_idat�EOFError)r7 rD rE r� r* r* r+ �
chunk_IDAT� s
zPngStream.chunk_IDATc C s t �r3 )r� )r7 rD rE r* r* r+ �
chunk_IEND� � zPngStream.chunk_IENDc C s& t �| j|�}| jdkrd|f| _|S )Nr r )r r` r4 r� r� r� r* r* r+ �
chunk_PLTE� s
zPngStream.chunk_PLTEc C s� t �| j|�}| jdkr(t�|�r!|�d�}|dkr || jd< |S || jd< |S | jdv r6t|�| jd< |S | jdkrKt|�t|d�t|d�f| jd< |S ) Nr r{ r � transparency�r
r r r r r ) r r` r4 r� �_simple_palette�matchr� r� �i16)r7 rD rE r' r� r* r* r+ �
chunk_tRNS� s
�
�
� zPngStream.chunk_tRNSc C s$ t �| j|�}t|�d | jd< |S )N� j�@�gamma�r r` r4 r> r� r� r* r* r+ �
chunk_gAMA� s zPngStream.chunk_gAMAc C sB t �| j|�}t�dt|�d |�}tdd� |D ��| jd< |S )Nz>%dIr c s s � | ]}|d V qdS )r� Nr* )�.0�eltr* r* r+ � <genexpr>� s � z'PngStream.chunk_cHRM.<locals>.<genexpr>� chromaticity)r r` r4 rY �unpack�lenrr r� )r7 rD rE r' �raw_valsr* r* r+ �
chunk_cHRM� s zPngStream.chunk_cHRMc C s t �| j|�}|d | jd< |S )Nr �srgb�r r` r4 r� r� r* r* r+ �
chunk_sRGB� s zPngStream.chunk_sRGBc C sl t �| j|�}t|d�t|d�}}|d }|dkr)|d |d f}|| jd< |S |dkr4||f| jd< |S )Nr r r r �
F%u�?�dpi�aspectr� )r7 rD rE r' �px�py�unitr� r* r* r+ �
chunk_pHYs� s
�zPngStream.chunk_pHYsc C s� t �| j|�}z
|�dd�\}}W n
ty |}d}Y nw |rD|�dd�}|�dd�}|dkr3|n|| j|< || j|< | �t |�� |S )Nr{ r � rw rx �replace�exif)
r r` r4 �splitr& rU r� r� r� r� )r7 rD rE r' �k�v�v_strr* r* r+ �
chunk_tEXt� s �
zPngStream.chunk_tEXtc C s� t �| j|�}z
|�dd�\}}W n
ty |}d}Y nw |r&|d }nd}|dkr4td|� d���z
t|dd � �}W n tyN t jrKd}n� Y n tj yY d}Y nw |ry|�
dd�}|�
dd �}| | j |< | j |< | �
t|�� |S )
Nr{ r r� r r� z in zTXt chunkrw rx r� )r r` r4 r� r& rA r, r@ r! rZ rU r� r� r� r� )r7 rD rE r' r� r� r� r* r* r+ �
chunk_zTXt s8 �
�� zPngStream.chunk_zTXtc C sl t �| j|� }}z
|�dd�\}}W n ty | Y S w t|�dk r'|S |d |d |dd � }}}z |�dd�\}} }
W n tyM | Y S w |dkry|dkrwzt|
�}
W n tyk t jrj| Y S � tj yv | Y S w |S z|�
dd�}|�
dd�}| �
dd�} |
�
dd�}
W n t y� | Y S w t |
|| � | j
|< | j|< | �t|
�� |S )Nr{ r r r rw rx ry )r r` r4 r� r& r� r, r@ r! rZ rU r� rg r� r� r� ) r7 rD rE �rr' r� �cf�cmrj �tkr� r* r* r+ �
chunk_iTXt3 sJ � � � � zPngStream.chunk_iTXtc C s t �| j|�}d| | jd< |S )N� Exif r� r� r� r* r* r+ �
chunk_eXIf\ s zPngStream.chunk_eXIfc C sr t �| j|�}| jd urd | _t�d� |S t|�}|dks"|dkr)t�d� |S || _t|d�| jd< d| _|S )Nz4Invalid APNG, will use default PNG image if possibler l r �loopz
image/apng) r r` r4 r� �warnings�warnr> r� r� )r7 rD rE r' �n_framesr* r* r+ �
chunk_acTLb s
zPngStream.chunk_acTLc
C s t �| j|�}t|�}| jd u r|dks | jd ur$| j|d kr$td��|| _t|d�t|d�}}t|d�t|d�}}| j\} }
|| | ksN|| |
krRtd��|||| || f| jd < t|d
�t|d �} } | dkrpd } t | �t | � d
| jd< |d | jd< |d | jd< |S )Nr r �#APNG contains frame sequence errorsr r r� r z APNG contains invalid framesr� � � �d �� �duration� �disposal� �blend)
r r` r4 r> r� rA r� r� r� �float)
r7 rD rE r' �seq�width�heightr� r� �im_w�im_h� delay_num� delay_denr* r* r+ �
chunk_fcTLq s&
zPngStream.chunk_fcTLc C sF t �| jd�}t|�}| j|d krtd��|| _| �|d |d �S )Nr r r� )r r` r4 r> r� rA r� )r7 rD rE r' r� r* r* r+ �
chunk_fdAT� s zPngStream.chunk_fdAT)rd re rf r8 r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� �
__classcell__r* r* r� r+ r� W s,
")r� c C s | d d� t kS )Nr )�_MAGIC)�prefixr* r* r+ �_accept� r1 r c s� e Zd ZdZdZdd� Zedd� �Zdd� Zd d
� Z d d d
�Z
dd� Z dd� Z dd� Z
dd� Zdd� Z� fdd�Zdd� Zd d � Z� ZS ) � PngImageFile�PNGzPortable network graphicsc C s� t | j�d��s td��| j| _d| _g | _t| j�| _ | j�� \}}}z
| j� |||�}W n0 t
y8 Y n0 t y_ t �
d|||� t�| j|�}|dd� �� r]| j�||f� Y nw | j�||� q | jj| _| jj| _| jj| _d | _| jj| _| jj | _ | jj p�d| _ | j� dd �| _!| jj"r�| jj"\}}t#�$||�| _%|d
kr�|d | _&n|| _&| jj d ur�d | _'| j�(� | j&| _)| j�*� | _+| j!r�| j d7 _ | �,d� | j dk| _-d S ) Nr znot a PNG filer T�%r %s %s (unknown)r r r� F� fdATr ).r r4 r< rA �_PngImageFile__fp�_PngImageFile__frame�private_chunksr� �pngrV r� �AttributeErrorrR rS r r` �islowerrM rL r� �moder� �_sizer� r� �_textr� r� r� �custom_mimetyper� r� �getr� r� r �raw�palette�_PngImageFile__prepare_idat�!_close_exclusive_fp_after_loadingr� �_PngImageFile__rewind_idatr= �_PngImageFile__rewind�_seek� is_animated)r7 rC rD rE r' �rawmoder. r* r* r+ �_open� sX ���
zPngImageFile._openc C sD | j d u r | jr| j}| �| jd � | �� | jr | �|� | j S )Nr )r r r r; r� �load)r7 �framer* r* r+ rm � s
zPngImageFile.textc C sZ | j du r td��| j �| jd d d � | j�� | j�� | jr(| j �� d| _ dS )zVerify PNG fileNz)verify must be called directly after openr r r )r4 � RuntimeErrorr; r� r
rc rI �
_exclusive_fprF r* r* r+ rc � s
zPngImageFile.verifyc C s� | � |�sd S || jk r| �dd� | j}t| jd |d �D ] }z| �|� W q ty> } z
| �|� td�|�d }~ww d S )Nr Tr zno more images in APNG file)� _seek_checkr r �ranger� r; )r7 r �
last_frame�fr] r* r* r+ r; s
���zPngImageFile.seekFc C s� |dkrT|r-| j �| j� | j�� | j| _d | _| jr d | _| jj | _
| jj | _ | j | _
d | _d | _| j
�dd�| _| j
�d�| _| j
�d�| _| j
�d�| _d| _n�|| jd krbtd|� ���| �� | jrr| j�| j| j� | j�� | _| j | _
| jr�t�| j
| j� d| _d} | j
� d
� z
| j� � \}}}W n t j t fy� Y n`w |d kr�t d ��|d
kr�|r�t d��d }z
| j�!|||� W n? t"y� Y n8 t y� |dkr�|d
8 }|r�|| _Y n#t�| j
|� Y n t#�y t$�%d|||� t�| j
|� Y nw q�|| _| jj | _ | j
�d�| _| j
�d�| _| j
�d�| _| j �s,t �| jd u �r;| jt&k�r;t'| _| jt&k�rR| j�� | _| �(| j| j�| _d S | jt'k�rmt)j*�+| j,| j-�| _| �(| j| j�| _d S d | _d S )Nr r� Fr� r� r� r zcannot seek to frame Tr r^ zNo more images in APNG file� fcTLzAPNG missing frame datar r ).r r; r r
r� r r �im�pyaccessr� r� r� r� r4 �_prev_im�disposer r� �
dispose_op�blend_op�dispose_extentr r& r �paster� r r` r< rY rZ rA r� rV �UnicodeDecodeErrorr rR rS �APNG_DISPOSE_OP_PREVIOUS�APNG_DISPOSE_OP_BACKGROUND�_cropr �core�fillr
�size)r7 r r� � frame_startrC rD rE r* r* r+ r s�
� ��
zPngImageFile._seekc C s | j S r3 )r rF r* r* r+ r= l s zPngImageFile.tellc C s0 | j �d�r | jd | _| j| _tj�| � dS )z"internal: prepare to read PNG filer� )r N)r� r �
decoderconfigr �_PngImageFile__idatr � load_preparerF r* r* r+ r7 o s zPngImageFile.load_preparec C s� | j dkrG| j�d� | j�� \}}}|dvr!| j�|||� dS |dkr?z
| j�|||� W n ty8 Y nw |d | _ n|| _ | j dks|dkrO| j }nt|| j �}| j | | _ | j�|�S )z internal: read more image datar r )� IDATs DDATr r� r )r6 r4 r< r
rO rV r� �min)r7 �
read_bytesrC rD rE r* r* r+ � load_readx s(
�
� zPngImageFile.load_readc C s� | j dkr | j�| j � | j�d� z
| j�� \}}}W n tjtfy) Y nmw |dkr/ng|dkrB| jrBd| _| j� |||� nTz
| j�
|||� W nH t yU Y nA t yl |dkrc|d8 }t
�| j|� Y n) ty� t�d|||� t
�| j|�}|dd � �� r�| j�||df� Y nw q
| jj| _| js�| j�� d
| _d
S | jr�| jtkr�| �| j | j �}| j� || j |� d �� | j| _ | j r�d
| _ d
S d
S d
S d
S ) z%internal: finished reading image datar Tr r^ r$ r r r r Nr )!r6 r4 r< r
rY rZ rA r r rO rV r- r� r r` r rR rS r r rM r� r rI r' r* �APNG_BLEND_OP_OVERr0 r% r+ r, �convertr& )r7 rC rD rE r' �updatedr* r* r+ �load_end� sZ
� ���
�
�zPngImageFile.load_endc C s6 d| j vr | �� d| j vrd| j vrd S | �� �� S )Nr� zRaw profile type exif)r� r �getexif�_get_merged_dictrF r* r* r+ �_getexif� s
zPngImageFile._getexifc s d| j vr | �� t� �� S )Nr� )r� r r� r@ rF r� r* r+ r@ � s
zPngImageFile.getexifc C s d| j v r
| �| j d �S i S )z�
Returns a dictionary containing the XMP tags.
Requires defusedxml to be installed.
:returns: XMP tags in a dictionary.
zXML:com.adobe.xmp)r� �_getxmprF r* r* r+ �getxmp� s
���zPngImageFile.getxmpc C sP z#z
| j | jkr
| j �� W n ty Y nw W d | _ d S W d | _ d S d | _ w r3 )r r4 rI r rF r* r* r+ �
_close__fp� s
� ��
�zPngImageFile._close__fpr� )rd re rf �format�format_descriptionr �propertyrm rc r; r r= r7 r; r? rB r@ rD rE r� r* r* r� r+ r � s" D
Z !/ r )r
� )�L;1rI )r s )r s )r s )r s )r s )r s )r s )r r� )r s )r s )r s )r
rJ r r r r r zI;16r r r r r r c G sJ d� |�}| �tt|��| � | �|� t|t|��}| �t|�� dS )z'Write a PNG chunk (including CRC field)r� N)�join�write�o32r� r0 �r4 rC r. rL r* r* r+ �putchunk s
rO c @ � e Zd Zdd� Zdd� ZdS )�_idatc C s || _ || _d S r3 )r4 rt )r7 r4 rt r* r* r+ r8 s
z_idat.__init__c C s | � | jd|� d S )Nr8 )rt r4 �r7 r. r* r* r+ rL � z _idat.writeN�rd re rf r8 rL r* r* r* r+ rQ s rQ c @ rP )�_fdatc C s || _ || _|| _d S r3 )r4 rt r� )r7 r4 rt r� r* r* r+ r8 s
z_fdat.__init__c C s* | � | jdt| j�|� | jd7 _d S )Nr r )rt r4 rM r� rR r* r* r+ rL s z _fdat.writeNrT r* r* r* r+ rU s rU c C s. | j �d| j�d��}| j �d| j�dd��}| j �d| j�dd��}| j �d| j�dt��}| j �d| j�dt��}|rHt�| j �dg ��} n t�| g| j �dg ��} g }
d} | D ]�} t�| �D ]�}
|
� � }
|
j
| j
kr�| j
dkr||
j | j
| j d �}
n|
� | j
�}
| j � � }t
|ttf�r�|| |d< t
|ttf�r�|| |d< t
|ttf�r�|| |d< | d
7 } |
�rE|
d }|d �d�}|d �d�}|tkr�t|
�d
k r�t}|tkr�|d }tj�d| jd�}|d }|r�|�|�}nd| j }|�||� n|tk�r|
d d }n|d }t�|
� d�|� d��}|�� }|�sD||�d�k�rD||�d�k�rDt
|ttf��rC|d d |d 7 < qand }|
� |
||d�� qaqZ||dt t|
��t |�� |�rtt � | t ||�dd| j d|fg� d}t!|
�D ]�\}}|d }
|d �s�d|
j }n |d }|
�|�}
|
j}|d }t"t#|�d|���}|�d|�}|�d|�} ||dt |�t |d �t |d
�t |d �t |d
�t$|�t$d�t%|�t%| �� |d
7 }|dk�r�|�s�t � |
t ||�dd|
j d|fg� �qzt&|||�} t � |
| dd|
j d|fg� | j'}�qzd S )Nr� r� r r� r� r� �
append_imagesr )r r ���� encoderinfor r% r )r r r r r� r� ���r )r% r� rX s acTLr� r$ r� )(rX r r� �APNG_DISPOSE_OP_NONE�APNG_BLEND_OP_SOURCE� itertools�chainr �Iteratorr� r
r= r r| �listrr r. r� r/ r r1 r2 r3 �cropr, r �subtract_modulo�getbboxrM rM r �_saverQ � enumerate�int�round�o16r
rU r� ) r% r4 rt r r� r� r� r� r� r] � im_frames� frame_count�im_seq�im_framerX �previous�
prev_disposal�
prev_blend�base_imr( r� �deltar� r �
frame_datar3 �frame_duration�frame_disposal� frame_blend� fdat_chunksr* r* r+ �_write_multiple_frames$ s� �
����5
�$
�
� �
�rv c C s t | ||dd� d S )NT)�save_all)rc )r% r4 �filenamer* r* r+ � _save_all� rS ry Fc
C sh | j }|dkrId| jv rtd| jd > d�}n| jr,ttt| j�� d �d d�d�}nd}|dkrI|dkr9d}n |dkr@d}nd}|� d |� �}| j�d
d �| j�d d
�| j�dd
�| j�dd�f| _zt | \}}W n t
y� } z t d|� d��| �d } ~ ww |� t
� ||dt| jd �t| jd �|ddd� g d�}
| j�d| j�d��} | r�d} | d t�| � }
||d|
� |
�d� | j�d �}|�rg d �}|jD ]=}|d d� \}}
||
v r�|
�|� ||||
� q�||v r�||||
� q�|dd� �� �r|dd� }|�s||||
� q�| j dk�r=|d }| j�d �d |� }t|�|k �r7|d7 }t|�|k �s,||d |� | j�d | j�d d ��}|�sQ|dk�r�| j dk�r�|}t|t��rj||d!|d |� � nxtdtd"|��}d#| d }||d!|d |� � n_| j d$v �r�tdtd%|��}||d!t|�� nH| j d k�r�|\}}}||d!t|�t|� t|� � n,d | jv �r�t d&��n!| j dk�r�| j�� d'k�r�| j�d'd(�}|}||d!|d |� � | j�d)�}|�r||d*tt |d d+ d, ��tt |d d+ d, ��d-� |�r-d.d/g}
|jD ]}|d d� \}}
||
v �r+|
�|� ||||
� �q| j�d0| j�d0��} | �rYt| t j ��rG| � d1�} | � d2��rS| d3d � } ||d4| � |�rdt!| |||� nt"�#| t$||�d5d6| j d|fg� |�r�|jD ]#}|d d� \}}
|dd� �� �r�|dd� }|�r�||||
� �q|||d7d� t%|d8��r�|�&� d S d S )9Nr �bitsr � r r r r �;�optimizeF�compress_levelrW �
compress_type�
dictionaryr� zcannot write mode z as PNGs IHDRr r{ )s cHRMs gAMAs sBIT� sRGBs tIMEr� s ICC Profiler� s iCCPr� �pnginfo)s sPLTrz r� r� r s PLTEr� s tRNS� � �r� i�� z%cannot use transparency for this moder �Ar� s pHYsr� g �?� s bKGDs hISTr� r r� r s eXIfr� r� r^ �flush)'r
rX r9 r �maxr� �getdatar �
encoderconfig� _OUTMODES�KeyErrorr_ rL r rM r3 r� r! r �removerq r r% �
getpaletter| r} rg �getpalettemodere r �Exif�tobytes�
startswithrv r rc rQ �hasattrr� ) r% r4 rx rt rw r
�colorsrz r r] rq �icc�namer. r� �chunks_multiple_allowed�
info_chunkrC rs �palette_byte_number�
palette_bytesr� � alpha_bytes�alpha�red�green�bluer� r� r* r* r+ rc � s�
$ ���
�
� �
" � �
�
$
� �rc c K sD G dd� d�}dd� }|� }z|| _ t| |d|� W | ` |jS | ` w )z4Return a list of PNG chunks representing this image.c @ s e Zd Zg Zdd� Zdd� ZdS )z getchunks.<locals>.collectorc S s d S r3 r* rR r* r* r+ rL _ rH z"getchunks.<locals>.collector.writec S s | j �|� d S r3 )r. rM )r7 rt r* r* r+ rM b r1 z#getchunks.<locals>.collector.appendN)rd re rf r. rL rM r* r* r* r+ � collector\ s r� c W s0 d� |�}tt|t|���}| �|||f� d S )Nr� )rK rM r0 rM rN r* r* r+ rM e s
zgetchunks.<locals>.appendN)rX rc r. )r% �paramsr� rM r4 r* r* r+ � getchunksY s �r� z.pngz.apngz image/png)r )>r\ �logging�rerY r� r! rv r r r r r �_binaryr r� r r> r
r rg r rM � getLoggerrd rR �compiler� r? r r� r� � SAFEBLOCKr$ r� rZ r/ r. r[ r< r, r0 r2 rh rg rp r� r r r� rO rQ rU rv ry rc r� �
register_openrF �
register_save�register_save_all�register_extensions�
register_mimer* r* r* r+ �<module> s� !
�
\T ? V�
3