本文整理匯總了Python中cl.OpenDecompressor方法的典型用法代碼示例。如果您正苦於以下問題：Python cl.OpenDecompressor方法的具體用法？Python cl.OpenDecompressor怎麽用？Python cl.OpenDecompressor使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類cl的用法示例。
在下文中一共展示了cl.OpenDecompressor方法的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: _read_comm_chunk
# 需要導入模塊: import cl [as 別名]
# 或者: from cl import OpenDecompressor [as 別名]
def _read_comm_chunk(self, chunk):
self._nchannels = _read_short(chunk)
self._nframes = _read_long(chunk)
self._sampwidth = (_read_short(chunk) + 7) // 8
self._framerate = int(_read_float(chunk))
self._framesize = self._nchannels * self._sampwidth
if self._aifc:
#DEBUG: SGI's soundeditor produces a bad size :-(
kludge = 0
if chunk.chunksize == 18:
kludge = 1
print 'Warning: bad COMM chunk size'
chunk.chunksize = 23
#DEBUG end
self._comptype = chunk.read(4)
#DEBUG start
if kludge:
length = ord(chunk.file.read(1))
if length & 1 == 0:
length = length + 1
chunk.chunksize = chunk.chunksize + length
chunk.file.seek(-1, 1)
#DEBUG end
self._compname = _read_string(chunk)
if self._comptype != 'NONE':
if self._comptype == 'G722':
try:
import audioop
except ImportError:
pass
else:
self._convert = self._adpcm2lin
self._framesize = self._framesize // 4
return
# for ULAW and ALAW try Compression Library
try:
import cl
except ImportError:
if self._comptype == 'ULAW':
try:
import audioop
self._convert = self._ulaw2lin
self._framesize = self._framesize // 2
return
except ImportError:
pass
raise Error, 'cannot read compressed AIFF-C files'
if self._comptype == 'ULAW':
scheme = cl.G711_ULAW
self._framesize = self._framesize // 2
elif self._comptype == 'ALAW':
scheme = cl.G711_ALAW
self._framesize = self._framesize // 2
else:
raise Error, 'unsupported compression type'
self._decomp = cl.OpenDecompressor(scheme)
self._convert = self._decomp_data
else:
self._comptype = 'NONE'
self._compname = 'not compressed' 示例2: _read_comm_chunk
# 需要導入模塊: import cl [as 別名]
# 或者: from cl import OpenDecompressor [as 別名]
def _read_comm_chunk(self, chunk):
self._nchannels = _read_short(chunk)
self._nframes = _read_long(chunk)
self._sampwidth = (_read_short(chunk) + 7) // 8
self._framerate = int(_read_float(chunk))
self._framesize = self._nchannels * self._sampwidth
if self._aifc:
#DEBUG: SGI's soundeditor produces a bad size :-(
kludge = 0
if chunk.chunksize == 18:
kludge = 1
print 'Warning: bad COMM chunk size'
chunk.chunksize = 23
#DEBUG end
self._comptype = chunk.read(4)
#DEBUG start
if kludge:
length = ord(chunk.file.read(1))
if length & 1 == 0:
length = length + 1
chunk.chunksize = chunk.chunksize + length
chunk.file.seek(-1, 1)
#DEBUG end
self._compname = _read_string(chunk)
if self._comptype != 'NONE':
if self._comptype == 'G722':
try:
import audioop
except ImportError:
pass
else:
self._convert = self._adpcm2lin
self._sampwidth = 2
return
# for ULAW and ALAW try Compression Library
try:
import cl
except ImportError:
if self._comptype in ('ULAW', 'ulaw'):
try:
import audioop
self._convert = self._ulaw2lin
self._sampwidth = 2
return
except ImportError:
pass
raise Error, 'cannot read compressed AIFF-C files'
if self._comptype in ('ULAW', 'ulaw'):
scheme = cl.G711_ULAW
elif self._comptype in ('ALAW', 'alaw'):
scheme = cl.G711_ALAW
else:
raise Error, 'unsupported compression type'
self._decomp = cl.OpenDecompressor(scheme)
self._convert = self._decomp_data
self._sampwidth = 2
else:
self._comptype = 'NONE'
self._compname = 'not compressed' 示例3: _read_comm_chunk
# 需要導入模塊: import cl [as 別名]
# 或者: from cl import OpenDecompressor [as 別名]
def _read_comm_chunk(self, chunk):
self._nchannels = _read_short(chunk)
self._nframes = _read_long(chunk)
self._sampwidth = (_read_short(chunk) + 7) / 8
self._framerate = int(_read_float(chunk))
self._framesize = self._nchannels * self._sampwidth
if self._aifc:
#DEBUG: SGI's soundeditor produces a bad size :-(
kludge = 0
if chunk.chunksize == 18:
kludge = 1
print 'Warning: bad COMM chunk size'
chunk.chunksize = 23
#DEBUG end
self._comptype = chunk.read(4)
#DEBUG start
if kludge:
length = ord(chunk.file.read(1))
if length & 1 == 0:
length = length + 1
chunk.chunksize = chunk.chunksize + length
chunk.file.seek(-1, 1)
#DEBUG end
self._compname = _read_string(chunk)
if self._comptype != 'NONE':
if self._comptype == 'G722':
try:
import audioop
except ImportError:
pass
else:
self._convert = self._adpcm2lin
self._framesize = self._framesize / 4
return
# for ULAW and ALAW try Compression Library
try:
import cl
except ImportError:
if self._comptype == 'ULAW':
try:
import audioop
self._convert = self._ulaw2lin
self._framesize = self._framesize / 2
return
except ImportError:
pass
raise Error, 'cannot read compressed AIFF-C files'
if self._comptype == 'ULAW':
scheme = cl.G711_ULAW
self._framesize = self._framesize / 2
elif self._comptype == 'ALAW':
scheme = cl.G711_ALAW
self._framesize = self._framesize / 2
else:
raise Error, 'unsupported compression type'
self._decomp = cl.OpenDecompressor(scheme)
self._convert = self._decomp_data
else:
self._comptype = 'NONE'
self._compname = 'not compressed'