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367 { |
367 { |
368 return d->notifyInterval(); |
368 return d->notifyInterval(); |
369 } |
369 } |
370 |
370 |
371 /*! |
371 /*! |
372 Returns the amount of audio data processed since start() |
372 Returns the amount of audio data processed by the class since start() |
373 was called in microseconds. |
373 was called in microseconds. |
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374 |
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375 Note: The amount of audio data played can be determined by subtracting |
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376 the microseconds of audio data still in the systems audio buffer. |
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377 |
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378 \code |
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379 qint64 bytesInBuffer = bufferSize() - bytesFree(); |
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380 qint64 usInBuffer = (qint64)(1000000) * bytesInBuffer / ( channels() * sampleSize() / 8 ) / frequency(); |
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381 qint64 usPlayed = processedUSecs() - usInBuffer; |
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382 \endcode |
374 */ |
383 */ |
375 |
384 |
376 qint64 QAudioOutput::processedUSecs() const |
385 qint64 QAudioOutput::processedUSecs() const |
377 { |
386 { |
378 return d->processedUSecs(); |
387 return d->processedUSecs(); |