![]() How can I change the duration ofĪudio data without changing the pitch (frequency)? 11.12. (frequency) of audio data without changing theĭuration? 11.11. How can I do computations with complex numbers in How can I do silence supression or silenceĭetection? 11.7. How can I do equalizing / noise reduction How can I detect the frequency (or pitch) of sound data? 11.5. How can I do sample rateĬonversion? 11.4. How can I detect the level of sound while I am How can I do some processing on an A-law stream (likeĪmplifing it)? 11.2. ![]() How can I create anĪudioSystem.getAudioInputStream(InputStream)Īnd new AudioInputStream(InputStream, AudioFormat, How can I implement aĬannot give a length for it, as it is not known inĪdvance? 10.7. How do I skip backwards on anĪudioInputStream? 10.6. How do I rewind anĪudioInputStream? 10.5. How can I calculate the number of bytes to skip from How can I write audio data fromĪ byte array to an audio file? 10.3. Store the audio data in a byte array? 10.2. How can I make a mono streamĪppear on one channel of a stereo stream? 10. How can I convert between monoĪnd stereo? 9.6. To bytes to store them in a byte array? 9.4. Samples to bytes to store them in a byte array? 9.3. How can I convert 8 bit signed samples to 8 bit What does "unknown sample rate" in anĪudioFormat object mean? 9. How are samples organized inĪ byte array/stream? 8.10. How can I use Java's signed byte type to store an 8īit unsigned sample? 8.7. What is the meaning of frame size inĪudioformat? 8.5. What is the meaning of frame rate inĪudioFormat? 8.4. In which cases should I use aįloating point representation for audio data? 8.3. Recorded audio data into an existing file? 7.20. How can I start playback of a file at a certain Where can I find documentation on theĪudioOutputStream programming? 7.16. How can I play audio files where the data is cached in How can I edit or modify audio files? 7.13. Why is it not possible to write big-endian data usingĪ WaveAudioOutputStream? 7.12. How can I read from a headerless audio file? 7.8. from the 'smpl' chunk inĪudioFileFormat properties? 7.4. How can I add special chunks toįiles (like for a descriptive text or copyright)? 7.3. How can I save audio data to a file, like Or longer than the period I recorded / played? 6.6. Why does recording or playing for aĬertain period of time results in audio data that is shorter (SourceDataLines) with recording (TargetDataLines)? 6.3. Soundcard driver is installed on my Linux system? 5.8. What are the requirements for using the direct audio "Direct Audio Device" mixers on Linux? 5.6. ![]() I've installed ALSA and the JDK 1.4.2 to takeĪdvantage of the ALSA support. Which soundcard driversĬan be used by Java Sound? 5.2. "Direct Audio Device" mixers are available, too? 5. "Java Sound Audio Engine" in the JDK 1.5.0 though the What formats are supported by "Direct Audio Device"įormats? 4.9. Why can I record fromĭifferent soundcards, but not play back to them? 4.6. Can I use multiple soundcards at the same time? 4.5. How can I redirect sound output toĪ phone / modem device? 4.4. Why is it not possible to use large buffers for aĭataLine with 1.5.0? 4. Why does a line have the default buffer size though a Why is there no sample rate control in 1.5.0? 3. Why does obtaining a gainĬontrol work with 1.4.2, but not with 1.5.0? 2.5. Why do mono lines from a "Direct Audio Device" have no What is the difference between aĬontrol? Which one should I use? 2.3. Instances I get when using the "Direct Audio Device" (ALSA on Why are there failures,Ĭlicks and other random effects if a clip is played Why does theįrame/microsecond position not jump back to zero when aĬlip is looped? 1.4.5. Why do I get "LineUnavailableException: No Free How can I control the volume when recording with a Why do I get a LineUnavailableException: "Requestedįormat incompatible with already established deviceįormat"? 1.3.5. Why is in not possible to open more than one Specific source (microphone or line-in)? 1.3.2. Why is playback distorted, tooįast or too slow with the JDK 1.5.0 beta, but not withĮarlier versions of the JDK? 1.3. Notifying applications of an underrun/overrunĬondition? 1.1.14. What is the differenceĭataLine.isRunning()? 1.1.12. ![]() Why does DataLine.getLevel()Īlways return -1? 1.1.11. ![]() Though it's actually the other way round? 1.1.9. With the "Direct Audio Devices" mixers on Linux? 1.1.8. Why doesn't simultaneous recording and playback workĪt all with the Sun JDK 1.3/1.4 on GNU/Linux? 1.1.6. Work when first opening the playback line Why does simultaneous recording and playback only Why does it fail to open any line with 16 kHz sampleįormat? 1.1.4. How can I be notified when data is available for ![]()
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