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Serhiy Storchaka1b80e632013-10-13 17:55:07 +03001from test.support import TESTFN
Christian Heimes2202f872008-02-06 14:31:34 +00002import unittest
Serhiy Storchaka1b80e632013-10-13 17:55:07 +03003from test import audiotests
Serhiy Storchakac9552912013-10-17 12:46:00 +03004import sys
Serhiy Storchaka1b80e632013-10-13 17:55:07 +03005import wave
Benjamin Peterson5efea042010-01-13 03:49:50 +00006
7
Serhiy Storchaka1b80e632013-10-13 17:55:07 +03008class WavePCM8Test(audiotests.AudioWriteTests,
9 audiotests.AudioTestsWithSourceFile,
10 unittest.TestCase):
11 module = wave
12 sndfilename = 'pluck-pcm8.wav'
13 sndfilenframes = 3307
14 nchannels = 2
15 sampwidth = 1
16 framerate = 11025
17 nframes = 48
18 comptype = 'NONE'
19 compname = 'not compressed'
20 frames = bytes.fromhex("""\
21 827F CB80 B184 0088 4B86 C883 3F81 837E 387A 3473 A96B 9A66 \
22 6D64 4662 8E60 6F60 D762 7B68 936F 5877 177B 757C 887B 5F7B \
23 917A BE7B 3C7C E67F 4F84 C389 418E D192 6E97 0296 FF94 0092 \
24 C98E D28D 6F8F 4E8F 648C E38A 888A AB8B D18E 0B91 368E C48A \
25 """)
26
27
28class WavePCM16Test(audiotests.AudioWriteTests,
29 audiotests.AudioTestsWithSourceFile,
30 unittest.TestCase):
31 module = wave
32 sndfilename = 'pluck-pcm16.wav'
33 sndfilenframes = 3307
34 nchannels = 2
35 sampwidth = 2
36 framerate = 11025
37 nframes = 48
38 comptype = 'NONE'
39 compname = 'not compressed'
40 frames = bytes.fromhex("""\
41 022EFFEA 4B5C00F9 311404EF 80DC0843 CBDF06B2 48AA03F3 BFE701B2 036BFE7C \
42 B857FA3E B4B2F34F 2999EBCA 1A5FE6D7 EDFCE491 C626E279 0E05E0B8 EF27E02D \
43 5754E275 FB31E843 1373EF89 D827F72C 978BFB7A F5F7FC11 0866FB9C DF30FB42 \
44 117FFA36 3EE4FB5D BC75FCB6 66D5FF5F CF16040E 43220978 C1BC0EC8 511F12A4 \
45 EEDF1755 82061666 7FFF1446 80001296 499C0EB2 52BA0DB9 EFB70F5C CE400FBC \
46 E4B50CEB 63440A5A 08CA0A1F 2BBA0B0B 51460E47 8BCB113C B6F50EEA 44150A59 \
47 """)
Serhiy Storchakac9552912013-10-17 12:46:00 +030048 if sys.byteorder != 'big':
49 frames = audiotests.byteswap2(frames)
Serhiy Storchaka1b80e632013-10-13 17:55:07 +030050
51
Serhiy Storchakac9552912013-10-17 12:46:00 +030052@unittest.skipIf(sys.byteorder == 'big',
53 '24-bit wave files are supported only on little-endian '
54 'platforms')
Serhiy Storchaka1b80e632013-10-13 17:55:07 +030055class WavePCM24Test(audiotests.AudioWriteTests,
56 audiotests.AudioTestsWithSourceFile,
57 unittest.TestCase):
58 module = wave
59 sndfilename = 'pluck-pcm24.wav'
60 sndfilenframes = 3307
61 nchannels = 2
62 sampwidth = 3
63 framerate = 11025
64 nframes = 48
65 comptype = 'NONE'
66 compname = 'not compressed'
67 frames = bytes.fromhex("""\
68 022D65FFEB9D 4B5A0F00FA54 3113C304EE2B 80DCD6084303 \
69 CBDEC006B261 48A99803F2F8 BFE82401B07D 036BFBFE7B5D \
70 B85756FA3EC9 B4B055F3502B 299830EBCB62 1A5CA7E6D99A \
71 EDFA3EE491BD C625EBE27884 0E05A9E0B6CF EF2929E02922 \
72 5758D8E27067 FB3557E83E16 1377BFEF8402 D82C5BF7272A \
73 978F16FB7745 F5F865FC1013 086635FB9C4E DF30FCFB40EE \
74 117FE0FA3438 3EE6B8FB5AC3 BC77A3FCB2F4 66D6DAFF5F32 \
75 CF13B9041275 431D69097A8C C1BB600EC74E 5120B912A2BA \
76 EEDF641754C0 8207001664B7 7FFFFF14453F 8000001294E6 \
77 499C1B0EB3B2 52B73E0DBCA0 EFB2B20F5FD8 CE3CDB0FBE12 \
78 E4B49C0CEA2D 6344A80A5A7C 08C8FE0A1FFE 2BB9860B0A0E \
79 51486F0E44E1 8BCC64113B05 B6F4EC0EEB36 4413170A5B48 \
80 """)
Serhiy Storchakac9552912013-10-17 12:46:00 +030081 if sys.byteorder != 'big':
82 frames = audiotests.byteswap3(frames)
Serhiy Storchaka1b80e632013-10-13 17:55:07 +030083
84
85class WavePCM32Test(audiotests.AudioWriteTests,
86 audiotests.AudioTestsWithSourceFile,
87 unittest.TestCase):
88 module = wave
89 sndfilename = 'pluck-pcm32.wav'
90 sndfilenframes = 3307
91 nchannels = 2
92 sampwidth = 4
93 framerate = 11025
94 nframes = 48
95 comptype = 'NONE'
96 compname = 'not compressed'
97 frames = bytes.fromhex("""\
98 022D65BCFFEB9D92 4B5A0F8000FA549C 3113C34004EE2BC0 80DCD680084303E0 \
99 CBDEC0C006B26140 48A9980003F2F8FC BFE8248001B07D92 036BFB60FE7B5D34 \
100 B8575600FA3EC920 B4B05500F3502BC0 29983000EBCB6240 1A5CA7A0E6D99A60 \
101 EDFA3E80E491BD40 C625EB80E27884A0 0E05A9A0E0B6CFE0 EF292940E0292280 \
102 5758D800E2706700 FB3557D8E83E1640 1377BF00EF840280 D82C5B80F7272A80 \
103 978F1600FB774560 F5F86510FC101364 086635A0FB9C4E20 DF30FC40FB40EE28 \
104 117FE0A0FA3438B0 3EE6B840FB5AC3F0 BC77A380FCB2F454 66D6DA80FF5F32B4 \
105 CF13B980041275B0 431D6980097A8C00 C1BB60000EC74E00 5120B98012A2BAA0 \
106 EEDF64C01754C060 820700001664B780 7FFFFFFF14453F40 800000001294E6E0 \
107 499C1B000EB3B270 52B73E000DBCA020 EFB2B2E00F5FD880 CE3CDB400FBE1270 \
108 E4B49CC00CEA2D90 6344A8800A5A7CA0 08C8FE800A1FFEE0 2BB986C00B0A0E00 \
109 51486F800E44E190 8BCC6480113B0580 B6F4EC000EEB3630 441317800A5B48A0 \
110 """)
Serhiy Storchakac9552912013-10-17 12:46:00 +0300111 if sys.byteorder != 'big':
112 frames = audiotests.byteswap4(frames)
Serhiy Storchaka1b80e632013-10-13 17:55:07 +0300113
Christian Heimes2202f872008-02-06 14:31:34 +0000114
115if __name__ == '__main__':
Serhiy Storchaka1b80e632013-10-13 17:55:07 +0300116 unittest.main()