"""Interpret sun audio headers."""
"""Convert a 4-char value to integer."""
return (ord(s
[0])<<24) |
(ord(s
[1])<<16) |
(ord(s
[2])<<8) |
ord(s
[3])
"""Read a sound header from an open file."""
raise error
, 'gethdr: bad magic word'
hdr_size
= get_long_be(fp
.read(4))
data_size
= get_long_be(fp
.read(4))
encoding
= get_long_be(fp
.read(4))
sample_rate
= get_long_be(fp
.read(4))
channels
= get_long_be(fp
.read(4))
raise error
, 'gethdr: bad hdr_size'
return (data_size
, encoding
, sample_rate
, channels
, info
)
"""Read and print the sound header of a named file."""
hdr
= gethdr(open(file, 'r'))
data_size
, encoding
, sample_rate
, channels
, info
= hdr
print 'File name: ', file
print 'Data size: ', data_size
print 'Encoding: ', encoding
print 'Sample rate:', sample_rate
print 'Channels: ', channels
print 'Info: ', repr(info
)