本文整理汇总了Java中android.media.AudioManager.AUDIO_SESSION_ID_GENERATE属性的典型用法代码示例。如果您正苦于以下问题：Java AudioManager.AUDIO_SESSION_ID_GENERATE属性的具体用法？Java AudioManager.AUDIO_SESSION_ID_GENERATE怎么用？Java AudioManager.AUDIO_SESSION_ID_GENERATE使用的例子？那么, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类android.media.AudioManager的用法示例。
在下文中一共展示了AudioManager.AUDIO_SESSION_ID_GENERATE属性的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: createAudioTrackOnLollipopOrHigher
@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);
}