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d| _ d S )Nr r; rY ) r3 rJ rK rD rE r? �_nframes�_nframeswritten� _datawritten� _datalengthrL � _comptype)r0 r r r r r/ F s zAu_write.initfpc C s( | j rtd��|dkr td��|| _d S )Nz0cannot change parameters after starting to writer r r z"only 1, 2, or 4 channels supported)r r r )rm r rK )r0 � nchannelsr r r � setnchannelsS s
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zAu_write.setnframesc C s | j S )N)rm )r0 r r r rX | s zAu_write.getnframesc C s |dkr|| _ ntd��d S )Nr[ rY zunknown compression type)r[ rY )rp r )r0 r+ �namer r r � setcomptype s zAu_write.setcomptypec C s | j S )N)rp )r0 r r r r\ � s zAu_write.getcomptypec C s$ | j dkrdS | j dkr dS dS d S )NrY zCCITT G.711 u-lawrZ zCCITT G.711 A-lawznot compressed)rp )r0 r r r r] � s
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