Vega strike Python Modules doc: Aifc

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Public Member Functions
def	__init__

def	initfp

def	__del__

def	aiff

def	aifc

def	setnchannels

def	getnchannels

def	setsampwidth

def	getsampwidth

def	setframerate

def	getframerate

def	setnframes

def	getnframes

def	setcomptype

def	getcomptype

def	getcompname

Detailed Description

Definition at line 526 of file aifc.py.

Constructor & Destructor Documentation

def __init__	(	self,
		f
	)

Definition at line 556 of file aifc.py.

 
     def __init__(self, f):
         if type(f) == type(''):
             filename = f
             f = __builtin__.open(f, 'wb')
         else:
             # else, assume it is an open file object already
             filename = '???'
         self.initfp(f)
         if filename[-5:] == '.aiff':
             self._aifc = 0
         else:
             self._aifc = 1

def __del__ ( self)

Definition at line 587 of file aifc.py.

 
     def __del__(self):
         if self._file:
             self.close()

Member Function Documentation

def aifc ( self)

Definition at line 599 of file aifc.py.

 
     def aifc(self):
         if self._nframeswritten:
             raise Error, 'cannot change parameters after starting to write'
         self._aifc = 1

def aiff ( self)

Definition at line 594 of file aifc.py.

 
     def aiff(self):
         if self._nframeswritten:
             raise Error, 'cannot change parameters after starting to write'
         self._aifc = 0

def getframerate ( self)

Definition at line 635 of file aifc.py.

 
     def getframerate(self):
         if not self._framerate:
             raise Error, 'frame rate not set'
         return self._framerate

def getnchannels ( self)

Definition at line 611 of file aifc.py.

 
     def getnchannels(self):
         if not self._nchannels:
             raise Error, 'number of channels not set'
         return self._nchannels

def getsampwidth ( self)

Definition at line 623 of file aifc.py.

 
     def getsampwidth(self):
         if not self._sampwidth:
             raise Error, 'sample width not set'
         return self._sampwidth

def initfp	(	self,
		file
	)

Definition at line 569 of file aifc.py.

 
     def initfp(self, file):
         self._file = file
         self._version = _AIFC_version
         self._comptype = 'NONE'
         self._compname = 'not compressed'
         self._comp = None
         self._convert = None
         self._nchannels = 0
         self._sampwidth = 0
         self._framerate = 0
         self._nframes = 0
         self._nframeswritten = 0
         self._datawritten = 0
         self._datalength = 0
         self._markers = []
         self._marklength = 0
         self._aifc = 1      # AIFF-C is default

def setcomptype	(	self,
		comptype,
		compname
	)

Definition at line 648 of file aifc.py.

 
     def setcomptype(self, comptype, compname):
         if self._nframeswritten:
             raise Error, 'cannot change parameters after starting to write'
         if comptype not in ('NONE', 'ULAW', 'ALAW', 'G722'):
             raise Error, 'unsupported compression type'
         self._comptype = comptype
         self._compname = compname

def setframerate	(	self,
		framerate
	)

Definition at line 628 of file aifc.py.

 
     def setframerate(self, framerate):
         if self._nframeswritten:
             raise Error, 'cannot change parameters after starting to write'
         if framerate <= 0:
             raise Error, 'bad frame rate'
         self._framerate = framerate

def setnchannels	(	self,
		nchannels
	)

Definition at line 604 of file aifc.py.

 
     def setnchannels(self, nchannels):
         if self._nframeswritten:
             raise Error, 'cannot change parameters after starting to write'
         if nchannels < 1:
             raise Error, 'bad # of channels'
         self._nchannels = nchannels

def setnframes	(	self,
		nframes
	)

Definition at line 640 of file aifc.py.

 
     def setnframes(self, nframes):
         if self._nframeswritten:
             raise Error, 'cannot change parameters after starting to write'
         self._nframes = nframes

def setsampwidth	(	self,
		sampwidth
	)

Definition at line 616 of file aifc.py.

 
     def setsampwidth(self, sampwidth):
         if self._nframeswritten:
             raise Error, 'cannot change parameters after starting to write'
         if sampwidth < 1 or sampwidth > 4:
             raise Error, 'bad sample width'
         self._sampwidth = sampwidth

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation