Merge "Explain ENCODING_PCM_FLOAT"

This commit is contained in:
Glenn Kasten
2015-11-02 19:05:44 +00:00
committed by Android (Google) Code Review

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@@ -221,8 +221,9 @@ public final class AudioDeviceInfo {
* @return An array of audio encodings (e.g. {@link AudioFormat#ENCODING_PCM_16BIT},
* {@link AudioFormat#ENCODING_PCM_FLOAT}) supported by the audio device.
* <code>ENCODING_PCM_FLOAT</code> indicates the device supports more
* than 16 bits of integer precision. Specifying <code>ENCODING_PCM_FLOAT</code>
* with {@link AudioTrack} or {@link AudioRecord} can preserve at least 24 bits of
* than 16 bits of integer precision. As there is no AudioFormat constant
* specifically defined for 24-bit PCM, the value <code>ENCODING_PCM_FLOAT</code>
* indicates that {@link AudioTrack} or {@link AudioRecord} can preserve at least 24 bits of
* integer precision to that device.
*
* @see AudioFormat