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AudioChannels
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AudioChannels

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AudioChannels[audio]

returns the number of channels in the Audio object audio.

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AudioChannels[video]

returns the number of channels of the first audio track of video.

Details

  • Number of channels in typical audio are:
  • mono audio1 channel
    stereo audio2 channels
    5.16 channels

Examples

open allclose all

Basic Examples  (3)Summary of the most common use cases

Channels of a mono audio object:

In[2]:=2
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https://wolfram.com/xid/0bnijdxeizx1g-hiipra
Out[2]=2

Channels of a stereo audio object:

In[1]:=1
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https://wolfram.com/xid/0bnijdxeizx1g-qqh1h4
Out[1]=1

Channels of the audio track in a video:

In[1]:=1
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https://wolfram.com/xid/0bnijdxeizx1g-pk3ng4
Out[1]=1

Scope  (3)Survey of the scope of standard use cases

Channels of a multichannel audio object:

In[1]:=1
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https://wolfram.com/xid/0bnijdxeizx1g-1vdvln
Out[1]=1

The number of channels of a mono Sound object:

In[1]:=1
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https://wolfram.com/xid/0bnijdxeizx1g-k6w982
Out[1]=1
In[2]:=2
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https://wolfram.com/xid/0bnijdxeizx1g-gbxsjq
Out[2]=2

Channels of a stereo Sound object:

In[3]:=3
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https://wolfram.com/xid/0bnijdxeizx1g-88y22a
Out[3]=3
In[4]:=4
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https://wolfram.com/xid/0bnijdxeizx1g-odjsxt
Out[4]=4

Sound objects with SoundNote are converted to stereo audio objects:

In[1]:=1
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https://wolfram.com/xid/0bnijdxeizx1g-stqug9
Out[1]=1
In[2]:=2
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https://wolfram.com/xid/0bnijdxeizx1g-3gq40v
Out[2]=2

Plot the waveform of the signal generated by sampling the notes:

In[3]:=3
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https://wolfram.com/xid/0bnijdxeizx1g-je3vy7
Out[3]=3
Wolfram Research (2016), AudioChannels, Wolfram Language function, https://reference.wolfram.com/language/ref/AudioChannels.html (updated 2021).
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Wolfram Research (2016), AudioChannels, Wolfram Language function, https://reference.wolfram.com/language/ref/AudioChannels.html (updated 2021).

Text

Wolfram Research (2016), AudioChannels, Wolfram Language function, https://reference.wolfram.com/language/ref/AudioChannels.html (updated 2021).

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Wolfram Research (2016), AudioChannels, Wolfram Language function, https://reference.wolfram.com/language/ref/AudioChannels.html (updated 2021).

CMS

Wolfram Language. 2016. "AudioChannels." Wolfram Language & System Documentation Center. Wolfram Research. Last Modified 2021. https://reference.wolfram.com/language/ref/AudioChannels.html.

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Wolfram Language. 2016. "AudioChannels." Wolfram Language & System Documentation Center. Wolfram Research. Last Modified 2021. https://reference.wolfram.com/language/ref/AudioChannels.html.

APA

Wolfram Language. (2016). AudioChannels. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/AudioChannels.html

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Wolfram Language. (2016). AudioChannels. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/AudioChannels.html

BibTeX

@misc{reference.wolfram_2025_audiochannels, author="Wolfram Research", title="{AudioChannels}", year="2021", howpublished="\url{https://reference.wolfram.com/language/ref/AudioChannels.html}", note=[Accessed: 25-March-2025 ]}

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@misc{reference.wolfram_2025_audiochannels, author="Wolfram Research", title="{AudioChannels}", year="2021", howpublished="\url{https://reference.wolfram.com/language/ref/AudioChannels.html}", note=[Accessed: 25-March-2025 ]}

BibLaTeX

@online{reference.wolfram_2025_audiochannels, organization={Wolfram Research}, title={AudioChannels}, year={2021}, url={https://reference.wolfram.com/language/ref/AudioChannels.html}, note=[Accessed: 25-March-2025 ]}

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@online{reference.wolfram_2025_audiochannels, organization={Wolfram Research}, title={AudioChannels}, year={2021}, url={https://reference.wolfram.com/language/ref/AudioChannels.html}, note=[Accessed: 25-March-2025 ]}