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2010 Feb 26
2
Decoding multiple frames
Hi all, I'm using speex through my own python wrapper based on ctypes. In my application I'm forced to process relatively large chunks of audio data (250ms). I was able to supply sufficiently large buffer to the SpeexBits structure and then encode using (code snippet) _speex.speex_bits_reset(byref(self.bits)) for i in range(0, len - self.frameSize, self.frameSize): _speex.speex_encode_int( ... ) N2 = _speex.speex_bits_write( ... ) However, when I receive the encoded chunk at the decoder side, I don't know how large the output buffer sh...