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android - AudioRecord buffer size - Stack Overflow
https://stackoverflow.com/questions/42365947/audiorecord-buffer-size
ByteArrayOutputStream mainBuffer = new ByteArrayOutputStream(); int minimumBufferSize = AudioRecord.getMinBufferSize(...); byte[] readBuffer = new byte[minimumBufferSize]; AudioRecord recorder = new AudioRecord(..., minimumBufferSize); recorder.startRecording(); while (mainBuffer.size() < 8192) { // read() is a blocking call int …
android - AudioRecord: buffer overflow? - Stack Overflow
https://stackoverflow.com/questions/17790630/audiorecord-buffer-overflow
bufferSize = AudioRecord.getMinBufferSize(sampleRate, channelConfig, audioFormat);aRecorder = new AudioRecord(audioSource, sampleRate, channelConfig, audioFormat, bufferSize);aRecorder.setRecordPositionUpdateListener(updateListener);bytesPerSample = …
android - AudioRecord - empty buffer - Stack Overflow
https://stackoverflow.com/questions/13622913/audiorecord-empty-buffer
If i understood correclty OnRecordPositionUpdateListener should be used when data from AudioRecord buffer is read periodically. In my case it supposed to be read only once since AudioRecord buffer and my short array have same size. –
AudioRecord - Android SDK | Android Developers
https://www.mit.edu/afs.new/sipb/project/android/docs/reference/android/media/AudioRecord.html
read (byte [] audioData, int offsetInBytes, int sizeInBytes) Reads audio data from the audio hardware for recording into a buffer. int. read ( ByteBuffer audioBuffer, int sizeInBytes) Reads audio data from the audio hardware for recording into a direct buffer. void. release () Releases the native AudioRecord resources.
Android Audio Recording guide… Part 2 (AudioRecord) | …
https://medium.com/@anuandriesz/android-audio-recording-guide-part-2-audiorecord-f98625ec4588
const val BUFFER_SIZE_RECORDING = AudioRecord.getMinBufferSize (SAMPLE_RATE, CHANNEL_CONFIG, AUDIO_FORMAT) //Instantiate audioRecord = AudioRecord (AUDIO_SOURCE, RECORDER_SAMPLE_RATE,...
AudioRecord | Android Developers
https://developer.android.com/reference/android/media/AudioRecord
AudioRecord | Android Developers. Language English Bahasa Indonesia Español – América Latina Português – Brasil 中文 – 简体 日本語 한국어. Documentation. Overview Guides Reference Samples Design & Quality. Platform. Android Studio. Google Play. Jetpack. Kotlin.
AudioRecord | Android Developers
http://www.dre.vanderbilt.edu/~schmidt/android/android-4.0/out/target/common/docs/doc-comment-check/reference/android/media/AudioRecord.html
The application is responsible for polling the AudioRecord object in time using one of the following three methods: read (byte [], int, int), read (short [], int, int) or read (ByteBuffer, int). The choice of which method to use will be based on the audio data storage format that is the most convenient for the user of AudioRecord.
java - Android audio recording using AudioRecord and ...
https://codereview.stackexchange.com/questions/201475/android-audio-recording-using-audiorecord-and-bytebuffer
public void onAudioDataReceived(ByteBuffer buffer, int sampleWidth) { switch (sampleWidth) { case 8: // 8-bit = 1 byte per sample onAudioDataReceived(buffer); break; case 16: // 16-bit = 2 bytes per sample onAudioDataReceived(buffer.asShortBuffer()); break; case 32: // 32-bit = 4 bytes per sample onAudioDataReceived(buffer.asFloatBuffer()); break; } }
AudioRecord.GetMinBufferSize(Int32, ChannelIn, Encoding ...
https://docs.microsoft.com/en-us/dotnet/api/android.media.audiorecord.getminbuffersize
Returns the minimum buffer size required for the successful creation of an AudioRecord object, in byte units. [Android.Runtime.Register("getMinBufferSize", "(III)I", "")] public static int GetMinBufferSize (int sampleRateInHz, Android.Media.ChannelIn channelConfig, Android.Media.Encoding audioFormat);
Record, play and visualize raw audio data in Android · GitHub
https://gist.github.com/yavor87/b44c5096d211ce63c595
android.os. Process. setThreadPriority(android.os. Process. THREAD_PRIORITY_AUDIO); // buffer size in bytes: int bufferSize = AudioRecord. …
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