!21748 增加低时延PAI

Merge pull request !21748 from zhanhang/0801-api

zh-cn/application-dev/reference/native-apis/_o_h_audio.md

@@ -53,7 +53,7 @@
 | [OH_AudioStream_SampleFormat](#oh_audiostream_sampleformat) { AUDIOSTREAM_SAMPLE_U8 = 0, AUDIOSTREAM_SAMPLE_S16LE = 1, AUDIOSTREAM_SAMPLE_S24LE = 2, AUDIOSTREAM_SAMPLE_S32LE = 3 } | 定义音频流采样格式。 | 
 | [OH_AudioStream_EncodingType](#oh_audiostream_encodingtype) { **AUDIOSTREAM_ENCODING_TYPE_RAW** = 0 } | 定义音频流编码类型。 | 
 | [OH_AudioStream_Usage](#oh_audiostream_usage) { **AUDIOSTREAM_USAGE_UNKNOWN** = 0, **AUDIOSTREAM_USAGE_MUSIC** = 1, **AUDIOSTREAM_USAGE_COMMUNICATION** = 2, **AUDIOSTREAM_USAGE_GAME** = 11 } | 定义音频流使用场景。 | 
-| [OH_AudioStream_LatencyMode](#oh_audiostream_latencymode) { AUDIOSTREAM_LATENCY_MODE_NORMAL } | 定义音频时延模式。 | 
+| [OH_AudioStream_LatencyMode](#oh_audiostream_latencymode) { AUDIOSTREAM_LATENCY_MODE_NORMAL = 0, AUDIOSTREAM_LATENCY_MODE_FAST = 1} | 定义音频时延模式。 | 
 | [OH_AudioStream_State](#oh_audiostream_state) {<br/>AUDIOSTREAM_STATE_INVALID = -1, AUDIOSTREAM_STATE_PREPARED = 1, AUDIOSTREAM_STATE_RUNNING = 2, AUDIOSTREAM_STATE_STOPPED = 3,<br/>AUDIOSTREAM_STATE_RELEASED = 4, AUDIOSTREAM_STATE_PAUSED = 5<br/>} | 定义音频流的状态。 | 
 | [OH_AudioStream_SourceType](#oh_audiostream_sourcetype) { **AUDIOSTREAM_SOURCE_TYPE_INVALID** = -1, **AUDIOSTREAM_SOURCE_TYPE_MIC**, **AUDIOSTREAM_SOURCE_TYPE_VOICE_RECOGNITION** = 1, **AUDIOSTREAM_SOURCE_TYPE_VOICE_COMMUNICATION** = 7 } | 定义音频流使用场景。 | 
 
@@ -255,6 +255,7 @@ enum OH_AudioStream_LatencyMode
   | 枚举值 | 描述 | 
 | -------- | -------- |
 | AUDIOSTREAM_LATENCY_MODE_NORMAL | 该模式代表一个普通时延的音频流。 | 
+| AUDIOSTREAM_LATENCY_MODE_FAST | 该模式代表一个低时延的音频流。 | 
 
 
 ### OH_AudioStream_Result

zh-cn/application-dev/reference/native-apis/native__audiostream__base_8h.md

@@ -47,6 +47,6 @@
 | [OH_AudioStream_SampleFormat](_o_h_audio.md#oh_audiostream_sampleformat) { [AUDIOSTREAM_SAMPLE_U8](_o_h_audio.md) = 0, [AUDIOSTREAM_SAMPLE_S16LE](_o_h_audio.md) = 1, [AUDIOSTREAM_SAMPLE_S24LE](_o_h_audio.md) = 2, [AUDIOSTREAM_SAMPLE_S32LE](_o_h_audio.md) = 3 } | 定义音频流采样格式。 | 
 | [OH_AudioStream_EncodingType](_o_h_audio.md#oh_audiostream_encodingtype) { **AUDIOSTREAM_ENCODING_TYPE_RAW** = 0 } | 定义音频流编码类型。 | 
 | [OH_AudioStream_Usage](_o_h_audio.md#oh_audiostream_usage) { **AUDIOSTREAM_USAGE_UNKNOWN** = 0, **AUDIOSTREAM_USAGE_MUSIC** = 1, **AUDIOSTREAM_USAGE_COMMUNICATION** = 2, **AUDIOSTREAM_USAGE_GAME** = 11 } | 定义音频流使用场景。 | 
-| [OH_AudioStream_LatencyMode](_o_h_audio.md#oh_audiostream_latencymode) { [AUDIOSTREAM_LATENCY_MODE_NORMAL](_o_h_audio.md) } | 定义音频时延模式。 | 
+| [OH_AudioStream_LatencyMode](_o_h_audio.md#oh_audiostream_latencymode) { [AUDIOSTREAM_LATENCY_MODE_NORMAL](_o_h_audio.md) = 0, [AUDIOSTREAM_LATENCY_MODE_FAST](_o_h_audio.md) = 1 } | 定义音频时延模式。 | 
 | [OH_AudioStream_State](_o_h_audio.md#oh_audiostream_state) {<br/>[AUDIOSTREAM_STATE_INVALID](_o_h_audio.md) = -1, [AUDIOSTREAM_STATE_PREPARED](_o_h_audio.md) = 1, [AUDIOSTREAM_STATE_RUNNING](_o_h_audio.md) = 2, [AUDIOSTREAM_STATE_STOPPED](_o_h_audio.md) = 3,<br/>[AUDIOSTREAM_STATE_RELEASED](_o_h_audio.md) = 4, [AUDIOSTREAM_STATE_PAUSED](_o_h_audio.md) = 5<br/>} | 定义音频流的状态。 | 
 | [OH_AudioStream_SourceType](_o_h_audio.md#oh_audiostream_sourcetype) { **AUDIOSTREAM_SOURCE_TYPE_INVALID** = -1, **AUDIOSTREAM_SOURCE_TYPE_MIC**, **AUDIOSTREAM_SOURCE_TYPE_VOICE_RECOGNITION** = 1, **AUDIOSTREAM_SOURCE_TYPE_VOICE_COMMUNICATION** = 7 } | 定义音频流使用场景。 |