a
R�f� � @ s. d dgZ ddlmZ edd�Zdej_dej_dej_d ej_d
ej _d d � Z
d d� Z g Z d
d� Z
e �e
� dd� Ze �e� dd� Ze �e� dd� Ze �e� dd� Ze �e� dd� Ze �e� dd� Ze �e� dd � Ze �e� d d � Zd d � Zd!d"� Zd#d$� Zd%d&� Zd'd(� Ze d)k�r*e� d*S )+�what�whathdr� )�
namedtuple�
SndHeadersz.filetype framerate nchannels nframes sampwidthz�The value for type indicates the data type
and will be one of the strings 'aifc', 'aiff', 'au','hcom',
'sndr', 'sndt', 'voc', 'wav', '8svx', 'sb', 'ub', or 'ul'.zYThe sampling_rate will be either the actual
value or 0 if unknown or difficult to decode.z^The number of channels or 0 if it cannot be
determined or if the value is difficult to decode.z?The value for frames will be either the number
of frames or -1.zAEither the sample size in bits or
'A' for A-LAW or 'U' for u-LAW.c C s t | �}|S )N)r )�filename�res� r �+/opt/alt/python39/lib64/python3.9/sndhdr.pyr 4 s c C sl t | d��N}|�d�}tD ],}|||�}|rt|� W d � S qW d � d S 1 s^0 Y d S )N�rbi )�open�read�testsr )r �f�hZtfr r r r r : s
c C s� dd l }| �d�sd S | dd� dkr,d}n| dd� dkrBd}nd S |�d� z|�|d �}W n t|jfyz Y d S 0 ||�� |�� |�� d|� � fS )
Nr � FORM� � s AIFC�aifcs AIFFZaiff�r)
r �
startswith�seekr �EOFError�Error� getframerate� getnchannels�
getnframes� getsampwidth)r r r Zfmt�ar r r � test_aifcK s
�r c
C s� | � d�rt}n| d d� dv r&t}nd S d}|| dd� �}|| dd� �}|| dd� �}|| dd� �}|| dd � �}d
} |d
kr�d }
n$|d kr�d}
n|d
kr�d}
d } nd}
| | } | r�|| } nd} |||| |
fS )Ns .snd� )s ds.s dns.Zaur r � � � � �U� � �?���)r � get_long_be� get_long_le)
r r �func�filetypeZhdr_size� data_size�encoding�rate� nchannelsZ sample_sizeZ sample_bitsZ
frame_sizeZnframer r r �test_au` s2
r1 c C sT | dd� dks | dd� dkr$d S t | dd� �}|rBd | }nd
}d |d d
dfS )N�A �E s FSSD� � s HCOM� � i"V r Zhcomr# r( r )r) )r r Zdivisorr/ r r r � test_hcom� s
r8 c C st | � d�sd S t| dd� �}d}d| kr6dk rfn n,| | dkrfd| |d }|rftd | �}d
|dd d fS )
Ns Creative Voice Filer! � r i� r# � r g ��.AZvocr( r )r � get_short_le�int)r r Zsbseekr/ Zratecoder r r �test_voc� s
$ r= c C s� dd l }| �d�r2| dd� dks2| dd� dkr6d S |�d� z|�|d�}W n t|jfyj Y d S 0 d |�� |�� |�� d|� � fS )
Nr s RIFFr r s WAVEr s fmt r Zwav)
�waver r r r r r r r r )r r r> �wr r r �test_wav� s *
�r@ c C s" | � d�r| dd� dkr d S dS )Nr r r s 8SVX)Z8svxr r# r r )r )r r r r r � test_8svx� s rA c C s< | � d�r8t| dd� �}t| dd� �}d|d|dfS d S )Ns SOUNDr r r! r9 Zsndtr# )r r* r; )r r Znsamplesr/ r r r � test_sndt� s
rB c C sD | � d�r@t| dd� �}d| kr.dkr@n nd|ddd fS d S )
Ns r% r i� i�a Zsndrr# r( r )r r; )r r r/ r r r � test_sndr� s
rC c C s, | d d> | d d> B | d d> B | d B S )Nr r" r# r r% r r& r ��br r r r) � s r) c C s, | d d> | d d> B | d d> B | d B S )Nr& r" r% r r# r r r rD r r r r* � s r* c C s | d d> | d B S )Nr r r# r rD r r r � get_short_be� s rF c C s | d d> | d B S )Nr# r r r rD r r r r; � s r; c C s� dd l } d}| jdd � r8| jd dkr8| jdd�= d}z8| jdd � r`t| jdd � |d� ntdg|d� W n( ty� | j�d� | �d� Y n0 d S )Nr r# z-rr% �.z
[Interrupted]
)�sys�argv�testall�KeyboardInterrupt�stderr�write�exit)rH � recursiver r r �test� s rP c C s� dd l }dd l}| D ]�}|j�|�r~t|d dd� |s<|rttd� dd l}|�|j�|�|�d��}t||d� q�td� qt|d dd� |j �
� ztt |�� W q t y� td � Y q0 qd S )
Nr z/:� )�endzrecursing down:�*z*** directory (use -r) ***�:z*** not found ***)
rH �os�path�isdir�print�glob�join�escaperJ �stdout�flushr �OSError)�listrO ZtoplevelrH rU r rY �namesr r r rJ � s"
rJ �__main__N) �__all__� collectionsr r r, �__doc__Z framerater0 ZnframesZ sampwidthr r r
r �appendr1 r8 r= r@ rA rB rC r) r* rF r; rP rJ �__name__r r r r �<module>! sH �