o i@szddlZddlmZmZddlZddlmZmZddl m Z m Z ddl m Z ddl mZmZmZmZmZGdddZdS) N)IteratorTuple)ReaderWriter)Graphaformat)tqdm) FRAME_SIZE SAMPLE_RATEcreatedestroy process_framec @seZdZdefddZddZeddZedd Zd d Z dd e j de de e j e j ffddZdde j de dee e j e j ffddZddZdS)RNNoise sample_ratecCs(||_d|_d|_d|_d|_d|_dSN)rchannelsdenoise_statesdtype _in_graph _out_graph)selfrrG/home/ubuntu/.local/lib/python3.10/site-packages/pyrnnoise/pyrnnoise.py__init__s  zRNNoise.__init__cCs&|jdur|jD]}t|qdSdSr)rr r denoise_staterrr__del__#s   zRNNoise.__del__cCs4|jdurt|j|j|jttjtgt d|_|jS)N)raterrfilters frame_size) rrrrrrnpint16r r rrrrin_graph(s  zRNNoise.in_graphcCs2|jdurtttj|jttj|jgd|_|jS)N)rrrr)rrr r r!rrrr"rrr out_graph4s zRNNoise.out_graphcCsB|jdur|jD]}t|qd|_d|_|jtkrd|_dSdSr)rr rrr rrrrrreset?s     z RNNoise.resetFframepartialreturncCsz|jdurddt|jD|_t|j|\}}|jtkr3|j|tj dd|j |Ddd}|r9| ||fS)aJ Denoise a single frame of audio data. Args: frame (np.ndarray): Input audio frame, can be 1D (mono) or 2D (stereo). partial (bool): Whether this is the last frame of a chunk. Returns: Tuple[np.ndarray, np.ndarray]: Speech probability and denoised audio frame. NcSsg|]}tqSr)r ).0_rrr Ssz)RNNoise.denoise_frame..cSg|]\}}|qSrrr)r&r*rrrr+W)axis) rrangerr rr r$pushr concatenatepullr%)rr&r'denoised_frame speech_probsrrr denoise_frameHs    zRNNoise.denoise_framechunkccsvt|}|jd|_|j|_|j|dd|j|D}t|D]\}}| ||o5|t |dkVq%dS)aA Denoise a chunk of audio data. Args: chunk (np.ndarray): Input audio chunk, can be 1D (mono) or 2D (stereo). partial (bool): Whether this is the last chunk of a file. Yields: Tuple[np.ndarray, np.ndarray]: Speech probability and denoised audio frame. rcSr,rrr-rrrr+kr.z)RNNoise.denoise_chunk..r/N) r atleast_2dshaperrr#r2r4 enumerater7len)rr8r'framesidxr&rrr denoise_chunk\s   zRNNoise.denoise_chunkc cst|tjtd}t||j}t|jt}t t |d|ddD]\}\}}||dk} | || D] \} }| || Vq3q!| dS)a Denoise a WAV file and save the output. Args: in_path (str): Path to the input WAV file. out_path (str): Path to save the denoised WAV file. Yields: float: Speech probability for each processed frame. )rr Denoisingr=)desctotalunitr/N)rr r!r rrmathceil num_framesrr;r?writeclose) rin_pathout_pathreaderwriterrFr>r&r*r' speech_probrrr denoise_wavos     zRNNoise.denoise_wavN)F)__name__ __module__ __qualname__intrrpropertyr#r$r%r ndarrayboolrr7rr?rNrrrrrs   & * r)rDtypingrrnumpyr audiolabrr audiolab.avrrrpyrnnoise.rnnoiser r r r r rrrrrs