o
    Eb;                  	   @   s  d dl Z d dlZd dlmZ d dlZd dlmZmZm	Z	m
Z
mZmZ d dlZd dlmZmZ d dlmZ dd Zdd	 Zd
d Zdd Zdd Zdd Zdd Zdd Zdd Zdd Zdd Zdd Zdd Zd d! Zd"d# Z d$d% Z!d&d' Z"d(d) Z#d*d+ Z$d,d- Z%d.d/ Z&d0d1 Z'd2d3 Z(ej)*d4g d5ej)*d6g d7ej)*d8d9d:gej)*d;d<d=gej)*d>d<d=gd?d@ Z+dS )A    N)BytesIO)assert_equalassert_assert_array_equalbreak_cyclessuppress_warningsIS_PYPY)raiseswarns)wavfilec                 C   s   t jt jtd| S )Ndata)ospathjoindirname__file__)fn r   =/usr/lib/python3/dist-packages/scipy/io/tests/test_wavfile.pydatafile   s   r   c                  C   T   dD ]%} d}t jt|| d\}}t|d tt|jtj t|j	d ~qd S )NFTtest-44100Hz-le-1ch-4bytes.wavmmapD  )i:  
r   readr   r   r   np
issubdtypedtypeint32shaper   filenamerater   r   r   r   test_read_1      
r&   c                  C   r   )Nr   ztest-8000Hz-le-2ch-1byteu.wavr   @  )i      )
r   r   r   r   r   r   r   r    uint8r"   r#   r   r   r   test_read_2   r'   r+   c                  C   r   )Nr   z#test-44100Hz-2ch-32bit-float-le.wavr   r   i  r)   )
r   r   r   r   r   r   r   r    float32r"   r#   r   r   r   test_read_3,   r'   r.   c               	   C   s   dD ]?} t  }|tjd d}tjt|| d\}}W d    n1 s&w   Y  t|d tt	|j
tj t|jd ~qd S )Nr   z,Chunk .non-data. not understood, skipping itz)test-48000Hz-2ch-64bit-float-le-wavex.wavr   i  )i  r)   )r   filterr   WavFileWarningr   r   r   r   r   r   r    Zfloat64r"   )r   supr$   r%   r   r   r   r   test_read_49   s   
r2   c                  C   sz   dD ]8} d}t jt|| d\}}t|d tt|jtj t|jj	dkp1t
j	dko1|jj	dk t|jd ~qd S )	Nr   z#test-44100Hz-2ch-32bit-float-be.wavr   r   >Zbig=r,   )r   r   r   r   r   r   r   r    r-   	byteordersysr"   r#   r   r   r   test_read_5I   s   

r7   c                  C   s   dD ]A} d}t jt|| d\}}t|d tt|jtj t|j	d t|d@ d t|
 d t|d	 d
 t| d ~qd S )Nr   ztest-8000Hz-le-5ch-9S-5bit.wavr   r(   )	         r      r   r      )r   r   r   r   r   r   r   r    r*   r"   maxminr#   r   r   r   test_5_bit_odd_size_no_padX   s   
r@   c                  C   s   dD ]A} d}t jt|| d\}}t|d tt|jtj t|j	d t|d@ d t|
 d t|d	 d t| d
 ~qd S )Nr   ztest-8000Hz-le-4ch-9S-12bit.wavr   r(   )r8         r   i  r<   i )r   r   r   r   r   r   r   r    Zint16r"   r>   r?   r#   r   r   r   test_12_bit_even_sizeo   s   
rC   c                  C   s~   d} t jt| dd\}}t|d tt|jtj t|j	d t|d@ d t|g dg d	g d
g dg dg d S )Ntest-8000Hz-le-3ch-5S-24bit.wavFr   r(   r9         r   )i   i  i )i   i  i r   r   r   )i   @i ?   ) rJ   i   r   r$   r%   r   r   r   r   test_24_bit_odd_size_with_pad   s   


rL   c                  C   st   d} t jt| dd\}}t|d tt|jtj t|j	d t|d@ d t|d@ 
  t|g d	 d S )
N&test-8000Hz-le-1ch-10S-20bit-extra.wavFr   i  )
   rG   r   i   )
i i  i ?i  i i  i i  i i  )r   r   r   r   r   r   r   r    r!   r"   anyrK   r   r   r   test_20_bit_extra_data   s   
rP   c                  C      d} t jt| dd\}}t|d tt|jtj t|j	d t|d@ d g dg d	g d
g dg dg}t|| d S )Ntest-8000Hz-le-3ch-5S-36bit.wavFr   r(   rE   ir   )         l   ` i   )         l   ` i   rH   )            l      ` i   )      ` rV   i    
r   r   r   r   r   r   r   r    Zint64r"   r$   r%   r   correctr   r   r   test_36_bit_odd_size      
rZ   c                  C   rQ   )Ntest-8000Hz-le-3ch-5S-45bit.wavFr   r(   rE   i r   )rS   l   i  )rT   l   i  rH   )rU   l      i   )      r]   i   rW   rX   r   r   r   test_45_bit_even_size   r[   r^   c                  C   rQ   )Ntest-8000Hz-le-3ch-5S-53bit.wavFr   r(   rE   i  r   )rS   l x i )rT   l x i rH   )rU   l    x i   )    x r`   i   rW   rX   r   r   r   test_53_bit_odd_size   r[   ra   c                  C   s   dD ];} d}t jt|dd\}}t|d tt|jtj t|j	d g dg dg d	g d
g dg}t|| ~qd S )Nr   ztest-8000Hz-le-3ch-5S-64bit.wavFr   r(   rE   )rS   l )rT   l rH   )rU   l       )    re   r)   rW   )r   r$   r%   r   rY   r   r   r   test_64_bit_even_size  s   

rf   c               	   C   sP   dD ]#} t tdd tjt| dd\}}W d    n1 s w   Y  qd S )N>   rD   rR   r\   r_   rM   zmmap.*not compatiblematchTr   )r	   
ValueErrorr   r   r   rK   r   r   r   test_unsupported_mmap  s   rj   c                  C   sR   dD ]$\} }t jt| dd\}}t jt|dd\}}t|| t|| qd S )N>   ztest-44100Hz-be-1ch-4bytes.wavr   ztest-8000Hz-be-3ch-5S-24bit.wavrD   Fr   )r   r   r   r   )ZrifxZriffZrate1Zdata1rate2data2r   r   r   	test_rifx%  s   
ro   c               
   C   z   dD ]8} d}t t|d%}ttdd tj|| d W d    n1 s&w   Y  W d    n1 s5w   Y  qd S )Nr   zexample_1.ncrbz CDF.*'RIFF' and 'RIFX' supportedrg   r   openr   r	   ri   r   r   r   r$   fpr   r   r   test_read_unknown_filetype_fail1     rv   c               
   C   rp   )Nr   zTransparent Busy.anirq   zNot a WAV file.*ACONrg   r   rr   rt   r   r   r    test_read_unknown_riff_form_type:  rw   rx   c               
   C   rp   )Nr   z!test-8000Hz-le-1ch-1byte-ulaw.wavrq   z2Unknown wave file format.*MULAW.*Supported formatsrg   r   rr   rt   r   r   r   test_read_unknown_wave_formatC  s   ry   c               
   C   s   dD ]L} d}t t|d9}ttjdd" tj|| d\}}|jdks&J |dks,J d|d< W d    n1 s:w   Y  W d    n1 sIw   Y  qd S )	Nr   z(test-44100Hz-le-1ch-4bytes-early-eof.wavrq   zReached EOFrg   r   r   r   )rs   r   r
   r   r0   r   size)r   r$   ru   r%   r   r   r   r   test_read_early_eof_with_dataM  s   
r{   c               
   C   rp   )Nr   z0test-44100Hz-le-1ch-4bytes-early-eof-no-data.wavrq   zUnexpected end of file.rg   r   rr   rt   r   r   r   test_read_early_eofZ  rw   r|   c               
   C   rp   )Nr   z/test-44100Hz-le-1ch-4bytes-incomplete-chunk.wavrq   zIncomplete chunk ID.*b'f'rg   r   rr   rt   r   r   r   test_read_incomplete_chunkc  rw   r}   c               
   C   rp   )Nr   z,test-8000Hz-le-3ch-5S-24bit-inconsistent.wavrq   zheader is invalidrg   r   rr   rt   r   r   r   test_read_inconsistent_headerl  rw   r~   dt_str)z<i2z<i4z<i8z<f4z<f8z>i2z>i4z>i8z>f4z>f8z|u1channels)rd   r)   r9   r%   r(   i }  r   FTrealfilec                 C   s2  t |}| rt|d}nt }t jd|}|dkr%|d d df }|jdkr0||}n|d |}t	
||| t	j||d\}	}
t||	 t|
jjdv |
jd	 t||
 | rcd|
d< ntjtd
d d|
d< W d    n1 syw   Y  | r|rtrtjdkrt  t  d S d S d S d S d S )Nztemp.wavd   rd   r   fr=   r   )<r4   |)msgz	read-onlyrg   win32)r   r    strr   r   ZrandomZrandkindZastyper   writer   r   r   r5   r   pytestr	   ri   r   r6   platformr   )r   r   r%   r   r   Ztmpdirr    Ztmpfiler   rm   rn   r   r   r   test_write_roundtripy  s0   






r   ),r   r6   ior   Znumpyr   Znumpy.testingr   r   r   r   r   r   r   r	   r
   Zscipy.ior   r   r&   r+   r.   r2   r7   r@   rC   rL   rP   rZ   r^   ra   rf   rj   ro   rv   rx   ry   r{   r|   r}   r~   ZmarkZparametrizer   r   r   r   r   <module>   sJ     		
		