unable to play mp3 audio file with mpg321 on imx8mmevk

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unable to play mp3 audio file with mpg321 on imx8mmevk

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ganesh_k
Contributor III

Hi Team,

I m trying to test the audio on imx8mmevk with mpg321. currently compiled yocto version is L5.4.47-2.2.0 .While trying to play mp3 file using mpg321(connected headphones at J401 connector). i m getting below error logs.

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root@imx8mmevk:~# aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: imxspdif [imx-spdif], device 0: S/PDIF PCM snd-soc-dummy-dai-0 [S/PDIF PCM snd-soc-dummy-dai-0]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 2: btscoaudio [bt-sco-audio], device 0: 30020000.sai-bt-sco-pcm bt-sco-pcm-0 []
Subdevices: 1/1
Subdevice #0: subdevice #0
card 3: wm8524audio [wm8524-audio], device 0: 30030000.sai-wm8524-hifi wm8524-hifi-0 []
Subdevices: 1/1
Subdevice #0: subdevice #0
root@imx8mmevk:~#

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root@imx8mmevk:~# mpg321 /mnt/file_example_MP3_700KB.mp3
No default libao driver available.

====================================================

root@imx8mmevk:~# mpg321 -o oss /mnt/file_example_MP3_700KB.mp3
High Performance MPEG 1.0/2.0/2.5 Audio Player for Layer 1, 2, and 3.
Version 0.3.2-1 (2012/03/25). Written and copyrights by Joe Drew,
now maintained by Nanakos Chrysostomos and others.
Uses code from various people. See 'README' for more!
THIS SOFTWARE COMES WITH ABSOLUTELY NO WARRANTY! USE AT YOUR OWN RISK!
Title : Impact Moderato Artist : Kevin MacLeod
Album : YouTube Audio Library Year :
Comment : Genre : Cinematic

Playing MPEG stream from file_example_MP3_700KB.mp3 ...
MPEG 1.0 layer III, 224 kbit/s, 32000 Hz stereo
Can't find a suitable libao driver. (Is device in use?)

=================================================

please provide any solution to play mp3 file using mpg321.

Thanks in advance...

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3 Replies

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ganesh_k
Contributor III

hi...thanks for the reply...
I can able to play mp3 file using gstreamer commands. but unable to play using mpg321 binary. can you please check above logs and tell us any solution.

 

Thanks & Regards

Ganesh.K

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jamesbone
NXP TechSupport
NXP TechSupport

Unfortunately this  mpg321, it is not a tool that we support, so as it mentions it is used at your own risk, I apologize.  I really think it is better to used the Gstreamer commands or gplay in order to used our official codecs.

 

 

 

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jamesbone
NXP TechSupport
NXP TechSupport
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