
    S_f=              	          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 Zd Zd Zd	 Zd
 Zd Zd Zd Zd Zd Zd Zd Zd Zd Zd Z d Z!d Z"d Z#d Z$d Z%d Z&d Z'd Z(ejR                  jU                  dg d      ejR                  jU                  dg d       ejR                  jU                  d!d"d#g      ejR                  jU                  d$d%d&g      ejR                  jU                  d'd%d&g      d(                                    Z+ejR                  jU                  d)ejX                  g      d*        Z-y)+    N)BytesIO)assert_equalassert_assert_array_equalbreak_cyclessuppress_warningsIS_PYPY)raiseswarns)wavfilec                     t         j                  j                  t         j                  j                  t              d|       S )Ndata)ospathjoindirname__file__)fns    ;lib/python3.12/site-packages/scipy/io/tests/test_wavfile.pydatafiler      s&    77<<162>>    c                     dD ]  } d}t        j                  t        |      |       \  }}t        |d       t	        t        j                  |j                  t
        j                               t        |j                  d       ~ y )NFTtest-44100Hz-le-1ch-4bytes.wavmmapD  )i:  
r   readr   r   r   np
issubdtypedtypeint32shaper   filenamerater   s       r   test_read_1r(      se     3\\(8"44@
dT5!djj"((34TZZ)r   c                     dD ]  } d}t        j                  t        |      |       \  }}t        |d       t	        t        j                  |j                  t
        j                               t        |j                  d       ~ y )Nr   ztest-8000Hz-le-2ch-1byteu.wavr   @  )i      )
r   r   r   r   r   r    r!   r"   uint8r$   r%   s       r   test_read_2r-      se     2\\(8"44@
dT4 djj"((34TZZ*r   c                     dD ]  } d}t        j                  t        |      |       \  }}t        |d       t	        t        j                  |j                  t
        j                               t        |j                  d       ~ y )Nr   z#test-44100Hz-2ch-32bit-float-le.wavr   r   i  r+   )
r   r   r   r   r   r    r!   r"   float32r$   r%   s       r   test_read_3r1   ,   se     8\\(8"44@
dT5!djj"**56TZZ*r   c                     dD ]  } t               5 }|j                  t        j                  d       d}t        j                  t        |      |       \  }}d d d        t        d       t        t        j                  j                  t        j                               t        |j                  d       ~ y # 1 sw Y   fxY w)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"   float64r$   )r   supr&   r'   r   s        r   test_read_4r7   9   s       	ECJJw--EGBH hx&8tDJD$		E 	T5!djj"**56TZZ*	E 	Es   AB;;C	c                     dD ]  } d}t        j                  t        |      |       \  }}t        |d       t	        t        j                  |j                  t
        j                               t	        |j                  j                  dk(  xs. t        j                  dk(  xr |j                  j                  dk(         t        |j                  d       ~ y )	Nr   z#test-44100Hz-2ch-32bit-float-be.wavr   r   >big=r/   )r   r   r   r   r   r    r!   r"   r0   	byteordersysr$   r%   s       r   test_read_5r>   I   s     
8\\(8"44@
dT5!djj"**56

$$+ M0F 1L04

0D0D0K	NTZZ*
r   c                     dD ]  } d}t        j                  t        |      |       \  }}t        |d       t	        t        j                  |j                  t
        j                               t        |j                  d       t        |dz  d       t        |j                         d       t        |d	   d
       t        |j                         d       ~ y )Nr   ztest-8000Hz-le-5ch-9S-5bit.wavr   r*   )	         r      r   r      )r   r   r   r   r   r    r!   r"   r,   r$   maxminr%   s       r   test_5_bit_odd_size_no_padrH   X   s      3\\(8"44@
dT4 djj"((34TZZ( 	TJ&* 	TXXZ,T$Z%TXXZ#!r   c                     dD ]  } d}t        j                  t        |      |       \  }}t        |d       t	        t        j                  |j                  t
        j                               t        |j                  d       t        |dz  d       t        |j                         d       t        |d	   d       t        |j                         d
       ~ y )Nr   ztest-8000Hz-le-4ch-9S-12bit.wavr   r*   )r@         r   i  rD   i )r   r   r   r   r   r    r!   r"   int16r$   rF   rG   r%   s       r   test_12_bit_even_sizerM   o   s      4\\(8"44@
dT4 djj"((34TZZ( 	T//3 	TXXZ!45T$Z#TXXZ!56!r   c            	      T   d} t        j                  t        |       d      \  }}t        |d       t	        t        j                  |j                  t
        j                               t        |j                  d       t        |dz  d       t        |g dg d	g d
g dg dg       y )Ntest-8000Hz-le-3ch-5S-24bit.wavFr   r*   rA         r   )i   i  i )i   i  i r   r   r   )i   @i ?   ) rU   i   r   r&   r'   r   s      r   test_24_bit_odd_size_with_padrW      s     1Hhx0u=JD$tBMM$**bhh/0V$ a  <<<<<	> ?r   c                  r   d} t        j                  t        |       d      \  }}t        |d       t	        t        j                  |j                  t
        j                               t        |j                  d       t        |dz  d       t	        |dz  j                                t        |g d	       y )
N&test-8000Hz-le-1ch-10S-20bit-extra.wavFr     )
   rR   r   i   )
i i  i ?i  i i  i i  i i  )r   r   r   r   r   r    r!   r"   r#   r$   anyrV   s      r   test_20_bit_extra_datar]      s     8Hhx0u=JD$tBMM$**bhh/0U# a  TE\ !  
 
r   c                  X   d} t        j                  t        |       d      \  }}t        |d       t	        t        j                  |j                  t
        j                               t        |j                  d       t        |dz  d       g dg d	g d
g dg dg}t        ||       y )Ntest-8000Hz-le-3ch-5S-36bit.wavFr   r*   rP   ir   )         l   ` i   )         l   ` i   rS   )            l      ` i   )      ` rc   i    
r   r   r   r   r   r    r!   r"   int64r$   r&   r'   r   corrects       r   test_36_bit_odd_sizerh      s    0Hhx0u=JD$tBMM$**bhh/0V$ 	!1% NMMMM	OG wr   c                  X   d} t        j                  t        |       d      \  }}t        |d       t	        t        j                  |j                  t
        j                               t        |j                  d       t        |dz  d       g dg d	g d
g dg dg}t        ||       y )Ntest-8000Hz-le-3ch-5S-45bit.wavFr   r*   rP   i r   )r`   l   i  )ra   l   i  rS   )rb   l      i   )      rk   i   rd   rf   s       r   test_45_bit_even_sizerl      s    0Hhx0u=JD$tBMM$**bhh/0V$ # LKKKK	MG wr   c                  X   d} t        j                  t        |       d      \  }}t        |d       t	        t        j                  |j                  t
        j                               t        |j                  d       t        |dz  d       g dg d	g d
g dg dg}t        ||       y )Ntest-8000Hz-le-3ch-5S-53bit.wavFr   r*   rP   i  r   )r`   l x i )ra   l x i rS   )rb   l    x i   )    x ro   i   rd   rf   s       r   test_53_bit_odd_sizerp      s    0Hhx0u=JD$tBMM$**bhh/0V$ q! IHHHH	JG wr   c                  J   dD ]  } d}t        j                  t        |      d      \  }}t        |d       t	        t        j                  |j                  t
        j                               t        |j                  d       g dg dg d	g d
g dg}t        ||       ~ y )Nr   ztest-8000Hz-le-3ch-5S-64bit.wavFr   r*   rP   )r`   l )ra   l rS   )rb   l       )    ru   r+   rd   )r   r&   r'   r   rg   s        r   test_64_bit_even_sizerv     s     4\\(8"45A
dT4 djj"((34TZZ( JIIII	K 	T7#'r   c                      dD ]?  } t        t        d      5  t        j                  t	        |       d      \  }}d d d        A y # 1 sw Y   LxY w)N>   rO   r_   rj   rn   rY   zmmap.*not compatiblematchTr   )r
   
ValueErrorr   r   r   rV   s      r   test_unsupported_mmapr{     sZ    ? E
 J&<= 	E hx&8tDJD$	E 	EE
	E 	Es   $AA	c                      dD ]c  \  } }t        j                  t        |       d      \  }}t        j                  t        |      d      \  }}t        ||       t        ||       e y )N>   ztest-44100Hz-be-1ch-4bytes.wavr   ztest-8000Hz-be-3ch-5S-24bit.wavrO   Fr   )r   r   r   r   )rifxriffrate1data1rate2data2s         r   	test_rifxr   %  s]    < #
d ||HTN?u||HTN?uUE"UE"#r   c                      dD ]S  } d}t        t        |      d      5 }t        t        d      5  t	        j
                  ||        d d d        d d d        U y # 1 sw Y   xY w# 1 sw Y   lxY w)Nr   zexample_1.ncrbz CDF.*'RIFF' and 'RIFX' supportedrx   r   openr   r
   rz   r   r   r   r&   fps      r   test_read_unknown_filetype_failr   1  so     ,!(8$d+ 	,r
*LM ,Rd+,	, 	,,, ,	, 	,"   A&AA&A#A&&A/	c                      dD ]S  } d}t        t        |      d      5 }t        t        d      5  t	        j
                  ||        d d d        d d d        U y # 1 sw Y   xY w# 1 sw Y   lxY w)Nr   zTransparent Busy.anir   zNot a WAV file.*ACONrx   r   r   r   s      r    test_read_unknown_riff_form_typer   :  so     ,)(8$d+ 	,r
*@A ,Rd+,	, 	,,, ,	, 	,r   c                      dD ]S  } d}t        t        |      d      5 }t        t        d      5  t	        j
                  ||        d d d        d d d        U y # 1 sw Y   xY w# 1 sw Y   lxY w)Nr   z!test-8000Hz-le-1ch-1byte-ulaw.wavr   z2Unknown wave file format.*MULAW.*Supported formatsrx   r   r   r   s      r   test_read_unknown_wave_formatr   C  ss     ,6(8$d+ 	,r
 +, - ,Rd+,	, 	,,, ,	, 	,r   c                  8   dD ]}  } d}t        t        |      d      5 }t        t        j                  d      5  t        j
                  ||       \  }}|j                  dkD  sJ |dk(  sJ d|d<   d d d        d d d         y # 1 sw Y   xY w# 1 sw Y   xY w)	Nr   z(test-44100Hz-le-1ch-4bytes-early-eof.wavr   zReached EOFrx   r   r   r   )r   r   r   r   r4   r   size)r   r&   r   r'   r   s        r   test_read_early_eof_with_datar   M  s     =(8$d+ 	rw--]C $\\"48
dyy1}$}u}$}Q	 	 	 	s"   B8B1BB	BB	c                      dD ]S  } d}t        t        |      d      5 }t        t        d      5  t	        j
                  ||        d d d        d d d        U y # 1 sw Y   xY w# 1 sw Y   lxY w)Nr   z0test-44100Hz-le-1ch-4bytes-early-eof-no-data.wavr   zUnexpected end of file.rx   r   r   r   s      r   test_read_early_eofr   Z  so     ,E(8$d+ 	,r
*CD ,Rd+,	, 	,,, ,	, 	,r   c                      dD ]S  } d}t        t        |      d      5 }t        t        d      5  t	        j
                  ||        d d d        d d d        U y # 1 sw Y   xY w# 1 sw Y   lxY w)Nr   z/test-44100Hz-le-1ch-4bytes-incomplete-chunk.wavr   zIncomplete chunk ID.*b'f'rx   r   r   r   s      r   test_read_incomplete_chunkr   c  so     ,D(8$d+ 	,r
*EF ,Rd+,	, 	,,, ,	, 	,r   c                      dD ]S  } d}t        t        |      d      5 }t        t        d      5  t	        j
                  ||        d d d        d d d        U y # 1 sw Y   xY w# 1 sw Y   lxY w)Nr   z,test-8000Hz-le-3ch-5S-24bit-inconsistent.wavr   zheader is invalidrx   r   r   r   s      r   test_read_inconsistent_headerr   l  so     ,A(8$d+ 	,r
*=> ,Rd+,	, 	,,, ,	, 	,r   dt_str)z<i2z<i4z<i8z<f4z<f8z>i2z>i4z>i8z>f4z>f8z|u1channels)rt   r+   rA   r'   r*   i }  r   FTrealfilec                    t        j                  |      }| rt        |j                  d            }n
t	               }t         j
                  j                  d|      }|dk(  r	|d d df   }|j                  dk(  r|j                  |      }n|dz  j                  |      }t        j                  |||       t        j                  ||      \  }	}
t        ||	       t        |
j                  j                  dv |
j                  	       t        ||
       | rd|
d<   n)t!        j"                  t$        d
      5  d|
d<   d d d        | r3|r0t&        r)t(        j*                  dk(  rt-                t-                y y y y y # 1 sw Y   ?xY w)Ntemp.wavd   rt   r   frE   r   )<r;   |)msgz	read-onlyrx   win32)r    r"   strr   r   randomrandkindastyper   writer   r   r   r<   r   pytestr
   rz   r	   r=   platformr   )r   r   r'   r   r   tmpdirr"   tmpfiler   r   r   s              r   test_write_roundtripr   y  s>    HHVEfkk*-.)99>>#x(D1}AqDzzzS{{5!S  'MM'4&<<d3LE5uEKK!!_4%++FtU#a]]:[9 	E!H	 DW)@ 		 *AWDx	 	s   9E==Fr"   c                 H   t        | j                  d            }t        j                  j	                  d      }|j                  d      j                  |      }d}t        j                  t        d      5  t        j                  |||       d d d        y # 1 sw Y   y xY w)Nr   rZ   )r   rA   r*   Unsupportedrx   )r   r   r    r   default_rngr   r   r
   rz   r   r   )r   r"   r   rngr   r'   s         r   test_wavfile_dtype_unsupportedr     sz    &++j)*G
))


%C::h&&u-DD	z	7 +gtT*+ + +s   7BB!).r   r=   ior   numpyr    numpy.testingr   r   r   r   r   r	   r   r
   r   scipy.ior   r   r(   r-   r1   r7   r>   rH   rM   rW   r]   rh   rl   rp   rv   r{   r   r   r   r   r   r   r   r   markparametrizer   float16r    r   r   <module>r      sc   	 
  E E    ?


 .,?.< 0 0 00E	#,,,
,,,  $N OY/$/%/eT]3! 4 0 0 0O!H 2::,/+ 0+r   