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	//WAV
	audio_pipeline_cfg_t pipeline_wav = DEFAULT_AUDIO_PIPELINE_CONFIG();
	wav_encoder_cfg_t wav_enc_cfg = DEFAULT_WAV_ENCODER_CONFIG(); 
    wavRecorder = audio_pipeline_init(&pipeline_wav);

	audio_pipeline_register(wavRecorder, i2s_stream_reader, "i2s");
	audio_pipeline_register(wavRecorder, wav_encoder_init(&wav_enc_cfg), "wav");
	audio_pipeline_register(wavRecorder, fs_stream_writer, "file");
	audio_pipeline_link(wavRecorder, (const char *[]) {"i2s", "wav", "file"}, 3);

	// AMR-WB
	audio_pipeline_cfg_t pipeline_amr = DEFAULT_AUDIO_PIPELINE_CONFIG();
	amrwb_encoder_cfg_t amr_enc_cfg = DEFAULT_AMRWB_ENCODER_CONFIG();	
    amrRecorder = audio_pipeline_init(&pipeline_amr);

	audio_pipeline_register(amrRecorder, i2s_stream_reader, "i2s");
	audio_pipeline_register(amrRecorder, amrwb_encoder_init(&amr_enc_cfg), "Wamr");
	audio_pipeline_register(amrRecorder, fs_stream_writer, "file");
	audio_pipeline_link(amrRecorder, (const char *[]) {"i2s", "Wamr", "file"}, 3);