Hi @ESP-Kevin,
Hope you are doing good.
Did you get a chance to look into it (as per my last reply) ? Any suggestions or help that I can try on it then it will be appreciated.
Thanks in advance.
Regards,
Jaydeep Faldu
Search found 4 matches
- Fri Sep 09, 2022 11:48 am
- Forum: ESP-IDF
- Topic: Audio conversion (to wav file) from PDM mic output is having loud noise
- Replies: 3
- Views: 3157
- Fri Sep 02, 2022 12:26 pm
- Forum: ESP-IDF
- Topic: Audio conversion (to wav file) from PDM mic output is having loud noise
- Replies: 3
- Views: 3157
Re: Audio conversion (to wav file) from PDM mic output is having loud noise
Hi @ESP-Kevin Thanks for your response. Actually I set delay in i2s_read() to prevent watchdog reset. But this delay can be removed and as per the requirement, it don't need to store the data on SD card or flash. That's why I am printing the data. Meanwhile, as per your suggestions I removed delay f...
- Mon Aug 29, 2022 2:53 pm
- Forum: ESP-IDF
- Topic: Audio conversion (to wav file) from PDM mic output is having loud noise
- Replies: 3
- Views: 3157
Audio conversion (to wav file) from PDM mic output is having loud noise
Hi, Hope you are doing good. :) I am trying to convert PDM mic output data to audible form(means in .wav file by adding wav header). Below is my setup. Development kit : ESP32-S3-MINI-1 ESP-IDF version : 4.4.1 (stable release) and 5.0 IDF example : i2s_audio_recorder_sdcard (in IDF 4.4.1) and i2s_re...
- Fri Jul 08, 2022 1:44 pm
- Forum: ESP-ADF
- Topic: applying esp-dsp IIR biquad to pipeline or element ?
- Replies: 23
- Views: 27357
Re: applying esp-dsp IIR biquad to pipeline or element ?
Hi, Hope you are doing good. :D These conversation is very useful for me, based on this I have tried to implement LPF to remove noise from audio signal. But still I am getting noise in output with actual audio signal. esp-idf version = stable release 4.4.1 Dev-Kit = https://github.com/W00ng/ESP32-S3...