Audio

Finding audio data in recording

Finding audio data in recording
  1. Where are recorded audio files stored?
  2. How many MB is 1 minute of audio?

Where are recorded audio files stored?

When you record a call using android default system, the audio is stored ad /sdcard/PhoneRecord. plug the android to pc and search for audio, media, sound.../sdcard/.

How many MB is 1 minute of audio?

Megabyte or MB

The rule of thumb for MP3 audio is that 1 minute of audio takes up about 1 megabyte. Audio and image and video data typically stored in "compressed" form, MP3 being an example. We'll talk about how compression works later.

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Effect of down-sampling to PSD from auto-correlation?
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Frequency Why do we have a negative gain after a certain point in frequency domain for a channel filter?
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