cannot hear audio

Tao74 — Thu, 10 Feb 2022 17:07:40 GMT

Hello there, I am not able to hear any audio from my NXP IMX8QM Board. I plugin a headset into the J15 audio jack , but cannot hear anything. Here is the output from my tinyXXX commands:

mek_8q:/ # ls /dev/snd/
controlC0 controlC1 pcmC0D0c pcmC0D0p pcmC1D0c pcmC1D0p timer

mek_8q:/ # tinymix -D 1
Mixer name: 'cs42888-audio'
Number of controls: 22
ctl type num name value

0 INT 2 DAC1 Playback Volume 255 255
1 INT 2 DAC2 Playback Volume 255 255
2 INT 2 DAC3 Playback Volume 255 255
3 INT 2 DAC4 Playback Volume 255 255
4 INT 2 ADC1 Capture Volume 255 255
5 INT 2 ADC2 Capture Volume 128 128
6 BOOL 2 DAC1 Invert Switch Off Off
7 BOOL 2 DAC2 Invert Switch Off Off
8 BOOL 2 DAC3 Invert Switch Off Off
9 BOOL 2 DAC4 Invert Switch Off Off
10 BOOL 2 ADC1 Invert Switch Off Off
11 BOOL 2 ADC2 Invert Switch Off Off
12 BOOL 1 ADC High-Pass Filter Switch On
13 BOOL 1 DAC De-emphasis Switch Off
14 ENUM 1 ADC1 Single Ended Mode Switch Differential
15 ENUM 1 ADC2 Single Ended Mode Switch Differential
16 INT 1 DAC Single Volume Control Switch 0
17 ENUM 1 DAC Soft Ramp & Zero Cross Control Switch Immediate Change
18 BOOL 1 DAC Auto Mute Switch Off
19 BOOL 1 Mute ADC Serial Port Switch Off
20 INT 1 ADC Single Volume Control Switch 0
21 ENUM 1 ADC Soft Ramp & Zero Cross Control Switch Immediate Change

mek_8q:/ # tinycap /sdcard/me.wav -D 1 -d 0 -T 16 -c 2 -r 48000 -b 16
Capturing sample: 2 ch, 48000 hz, 16 bit
^CCaptured 118784 frames

mek_8q:/ # tinyplay /sdcard/me.wav -D 1 -d 0 -T 16 -c 2 -r 48000 -b 16
Playing sample: 2 ch, 48000 hz, 16 bit 475136 bytes
mek_8q:/ #

Re: cannot hear audio

b36401 — Tue, 15 Feb 2022 04:52:59 GMT

Please try to use GStreamer:
# gst-launch playbin uri=file:///sdcard/me.wav

topic cannot hear audio in i.MX Processors

cannot hear audio

Re: cannot hear audio