本文整理匯總了Java中android.media.AudioTrack.getNativeOutputSampleRate方法的典型用法代碼示例。如果您正苦於以下問題：Java AudioTrack.getNativeOutputSampleRate方法的具體用法？Java AudioTrack.getNativeOutputSampleRate怎麽用？Java AudioTrack.getNativeOutputSampleRate使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類android.media.AudioTrack的用法示例。
在下文中一共展示了AudioTrack.getNativeOutputSampleRate方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: createAudioTrackOnLollipopOrHigher
import android.media.AudioTrack; //導入方法依賴的package包/類
@TargetApi(21)
private static AudioTrack createAudioTrackOnLollipopOrHigher(
int sampleRateInHz, int channelConfig, int bufferSizeInBytes) {
Logging.d(TAG, "createAudioTrackOnLollipopOrHigher");
// TODO(henrika): use setPerformanceMode(int) with PERFORMANCE_MODE_LOW_LATENCY to control
// performance when Android O is supported. Add some logging in the mean time.
final int nativeOutputSampleRate =
AudioTrack.getNativeOutputSampleRate(AudioManager.STREAM_VOICE_CALL);
Logging.d(TAG, "nativeOutputSampleRate: " + nativeOutputSampleRate);
if (sampleRateInHz != nativeOutputSampleRate) {
Logging.w(TAG, "Unable to use fast mode since requested sample rate is not native");
}
if (usageAttribute != DEFAULT_USAGE) {
Logging.w(TAG, "A non default usage attribute is used: " + usageAttribute);
}
// Create an audio track where the audio usage is for VoIP and the content type is speech.
return new AudioTrack(
new AudioAttributes.Builder()
.setUsage(usageAttribute)
.setContentType(AudioAttributes.CONTENT_TYPE_SPEECH)
.build(),
new AudioFormat.Builder()
.setEncoding(AudioFormat.ENCODING_PCM_16BIT)
.setSampleRate(sampleRateInHz)
.setChannelMask(channelConfig)
.build(),
bufferSizeInBytes,
AudioTrack.MODE_STREAM,
AudioManager.AUDIO_SESSION_ID_GENERATE);
}
示例2: getAudioFormat
import android.media.AudioTrack; //導入方法依賴的package包/類
private AudioFormat getAudioFormat(int channelMask) {
int sampleRate = AudioTrack.getNativeOutputSampleRate(AudioManager.STREAM_MUSIC);
return new AudioFormat.Builder()
.setSampleRate(sampleRate)
.setChannelMask(channelMask)
.setEncoding(AudioFormat.ENCODING_DEFAULT)
.build();
}