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Recent questions tagged Audio

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audio - Chord detection algorithms?

I am developing software that depends on musical chords detection. I know some algorithms for pitch detection, with ... be of great help. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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579 views

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audio - How bad is Android SoundPool? What alternative to use?

I was looking at Android's SoundPool as a mechanism to implement sound effects in my generic game development library ... APIs I've missed? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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audio - Set volume of Java Clip

Is there any way to set the respective volume of a Clip in Java? I have this method: public static void play( ... the max volume of the clip. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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440 views

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audio - Is the endianness of format params guaranteed in RIFF WAV files?

Is the endianness of format params guaranteed in RIFF WAV files? I have heard conflicting answers to this including ... to a RIFX file format. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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861 views

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audio - Read MP3 in Python 3

What I want to do is simply mp3 = read_mp3(mp3_filename) audio_left = mp3.audio_channels[0] where audio_left will ... start off using Python 3. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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475 views

1 answer

audio - Android: Playing an Asset Sound Using WebView

I am trying to play a sound from the assets folder when a user clicks on an tag on my application's WebView. I ... one close one's question? >.< See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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452 views

1 answer

audio - How can I detect whether a WAV file has a 44 or 46-byte header?

I've discovered it is dangerous to assume that all PCM wav audio files have 44 bytes of header data before the ... on the authors own context. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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474 views

1 answer

audio - Detecting if headphones are plugged into iPhone

Does anyone know if you can detect if headphones are plugged into the iPhone, and if they aren't - disable ... yet to find anything on. Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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446 views

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audio - android get Bitmap or sound from assets

I need to get Bitmap and sound from assets. I try to do like this: BitmapFactory.decodeFile("file:///android_asset/ ... image. How to do this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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461 views

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audio - Java generating sound

I created a pong clone and I would like to add some sound effects when collisions occur. My problem is that ... of beeps with different tones. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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629 views

1 answer

audio - Sine Wave Sound Generator in Java

What's the simplest way to generate a sine wave sound at any frequency in Java? A sample size more than 2 ... but it doesn't really matter. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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969 views

1 answer

audio - How to play sound in a Docker container on Mac OS Yosemite

I'm trying to dockerize a text to speech application for sharing the code with other developers, however the issue ... a Mac OS Yosemite host. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

1 answer

audio - Play invisible music with batch file?

I've seen a cfew threads that say how to play music with the play minimized when it starts with start / ... get something to start minimized? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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861 views

1 answer

audio - How to extract frequency information from samples from PortAudio using FFTW in C

I want to make a program that would record audio data using PortAudio (I have this part done) and then display ... at least a little sense. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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585 views

1 answer

audio - Low recording volume in combination with AVAudioSessionCategoryPlayAndRecord

When I set: [[AVAudioSession sharedInstance] setCategory: AVAudioSessionCategoryPlayAndRecord error:NULL]; recording and ... ? Thx Chris See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

425 views

1 answer

audio - What do the bytes in a .wav file represent?

When I store the data in a .wav file into a byte array, what do these values mean? I've read that ... is contained in these two-byte values? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

351 views

1 answer

audio - Streaming voice between Android Phones over WiFi

I'm trying to stream audio from the mic from 1 Android to another over WiFi. After looking at some examples I ... So what's the problem with? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

716 views

1 answer

audio - Python: Making a beep noise

I'm trying to get the program to give me a beeping noise. I'm on a windows machine. I've looked at ... through the audio jack for headphones? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

484 views

1 answer

audio recording - How to record call in android? Is it possible?

I want to record call from android phone. I am using android.media.MediaRecorder pckg. Also used following ... /issues/detail?id=2117#c226 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

489 views

1 answer

audio - Java play multiple Clips simultaneously

So my application should play the WAV file every time I click on the panel. But the problem right now is, it waits ... 500ms How can I do that? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

448 views

1 answer

audio - Playing Multiple sounds at the same time in Android

I am unable to use the following code to play multiple sounds/beeps simultaneously. In my onclicklistener I have added: public ... -1, 1f); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

882 views

1 answer

audio - Playing mp3 file through microphone with python

Is there a way using python (and not any external software) to play a mp3 file like a microphone input? For ... with some kind of python script? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

627 views

1 answer

audio - Batch File To Play A Song

I have a bit of a situation, I need to make a batch file play a song on a program I have made, but here ... will play once the end? Thanks :D See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

540 views

1 answer

audio - Record voice with Java

I want to record voice using a Java application; I guess this will be basically an applet that will run on client ... Any idea if it can help? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

496 views

1 answer

audio - Creating a WAV file from raw PCM data using the Android SDK

I'm trying to use the AudioRecord class to record a WAV file. The problem is that it only supplies the ... support either WAV or MP3 formats. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

659 views

1 answer

audio - Mute the global sound in Android

Is there a method that can be used to mute the global sound from an application button? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

568 views

1 answer

audio - Cross-platform, cross-browser way to play sound using jQuery 1.4?

I'm trying to get jQuery to play a sound on element hover/click. (It's like a flash website without ... . Does anyone have any recommendations? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

566 views

1 answer

audio - Android OpenAL?

Has anyone built OpenAL for the Android, or found the shared library for it on the system? This seems like an ... disliking the NDK so far! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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