Stack Overflow
Stack Overflow

Questions tagged [audio-comparison]

14 questions
11
votes
3 answers

how to find an offset from two audio file ? one is noisy and one is clear

I have once scenario in which user capturing the concert scene with the realtime audio of the performer and at the same time device is downloading the live streaming from audio broadcaster device.later i replace the realtime noisy audio (captured…
BhavikKama
  • 8,566
  • 12
  • 94
  • 164
4
votes
0 answers

python human authentication by comparing speech (voice)

I'm creating a human authentication system using human speech. So the system will have one directory which will hold a human speech and it will be compared with the current speech. after comparison, it should be able to recognise the person. I don't…
Ujwala Patil
  • 180
  • 14
3
votes
2 answers

Acoustic Audio Comparing Library

I need a software or a library which handles with audio comparison, but not using the tag's inside mp3 ,it should compare similarity or confidence between 2 audio Files, or if i cut a piece from an audio file, the software should point where is that…
Rosmarine Popcorn
  • 10,761
  • 11
  • 59
  • 89
3
votes
2 answers

Compare two audio files in iOS

I want to record two voices and compare them. I think there is some Apple sample code for voice recording. I have no idea about comparing two audio files. What is the right approach for this? Is there any framework Apple provides for this purpose…
Warrior
  • 39,156
  • 44
  • 139
  • 214
2
votes
3 answers

How do I compare and visualise two .wav files in Python 3?

I am using Python 3 on Jupyter and I am trying to find out the accuracy of an audio file (has some noise) with the original one which has none. Please find the code, that I found online, below, import librosa import matplotlib.pyplot as plt from dtw…
silentwraith
  • 87
  • 1
  • 7
1
vote
1 answer

audio / voice comparison and getUserMedia

I'm building a web app that needs voice activated command. I'm using getUserMedia for the audio input. For the voice activated command, the process is that the user will need to "calibrate" a command by recording his/her speech. For example, for a…
maki
  • 61
  • 6
1
vote
1 answer

Sampling and Quantization, Calculating Output

I want to understand this concept and I Multimedia Class and I had a question I missed and it seems I'm missing something. I don't need anyone to do my homework for me, rather, help me understand what I'm missing so I can apply it myself. I think my…
garrettmac
  • 8,417
  • 3
  • 41
  • 60
1
vote
0 answers

How to set Left, Center and Right headphone as Default iPhone?

I am using AudioComponentInstance for listing audio from Mice and play it in headphone directly. Now, I have to play audio if left, right or center as we have in default iPhone settings. As there is a property called “pan” in AVAudioPlayer to set…
Nirmalsinh Rathod
  • 5,079
  • 4
  • 26
  • 56
1
vote
1 answer

Opus audio codec on ARM cortex m4 microcontroller (Teensy 3.1) - GNU Auto tools

I'm trying to turn the Teensy 3.1 microcontroller into a compressed audio recorder, so I want to compress a buffer of raw audio data. After a research I found Opus Codec, an open source audio codec project that got ARM cortex M4 optimization, can…
zeevj
  • 121
  • 2
  • 7
1
vote
2 answers

What is best way to store mp3 files in server ? Storing it in database (BLOB) , is right?

I have an audio site where user can upload their music files , but problem is i can't go for expensive hosting , since i am not monetizing this service.I am searching for some shortcuts to store the mp3 files to cut some hosting cost. What will be…
Senthil
  • 946
  • 1
  • 14
  • 34
0
votes
0 answers

How to define the correlation between two sound sources(.wav)

I have to compare the input and output audio files generated by the call. So I should compare the two sound sources to find if this has mute or noise. In the case of VISQOL and POLQA, it is not the way I want because It can only make a score. How…
goodies
  • 11
  • 2
0
votes
1 answer

Not able to play compressed wav file using html

We are compressing the audio files(.wav) files using sox api. It's playing(.wav) perfectly fine when its not compressed. After compressing it's…
Naidu
  • 95
  • 1
  • 10
0
votes
1 answer

How to check whether an audio appears in another?

For example, I have 2 audios, one is A, and another is B. I want to check whether B appears in A(if part of A is similar to B within some threshold), how many times and what are the exact times B appears. Is there any algorithm? Or some examples…
Cuero
  • 1,169
  • 4
  • 21
  • 42
-2
votes
0 answers

change audio part from mkv video file to flac audio file without losing quality

how could I write a Linux command to manipulate ffmpeg to change audio part from mkv video file to flac audio file without losing quality? I use following command and I found that the size of audio file is almost the same as video file. ffmpeg -i…
Jimmy wu
  • 23
  • 4