harmony 鸿蒙native_audiostream_base.h
native_audiostream_base.h
Overview
The native_audiostream_base.h file declares the basic data structure of OHAudio.
\@syscap SystemCapability.Multimedia.Audio.Core
Since
10
Related Modules
Summary
Structs
| Name | Description |
|---|---|
| OH_AudioRenderer_Callbacks_Struct | Defines a pointer to the callback functions related to an audio renderer. |
| OH_AudioCapturer_Callbacks_Struct | Defines a pointer to the callback functions related to an audio capturer. |
Types
| Name | Description |
|---|---|
| OH_AudioStreamBuilder | Defines an audio stream builder. |
| OH_AudioRenderer | Defines an audio renderer. |
| OH_AudioCapturer | Defines an audio capturer. |
| OH_AudioRenderer_Callbacks | Defines a pointer to the callback functions related to an audio renderer. |
| OH_AudioCapturer_Callbacks | Defines a pointer to the callback functions related to an audio capturer. |
Enum
| Name | Description |
|---|---|
| OH_AudioStream_Result { AUDIOSTREAM_SUCCESS, AUDIOSTREAM_ERROR_INVALID_PARAM, AUDIOSTREAM_ERROR_ILLEGAL_STATE, AUDIOSTREAM_ERROR_SYSTEM } | Enumerates the audio stream operation results. |
| OH_AudioStream_Type { AUDIOSTREAM_TYPE_RENDERER = 1, AUDIOSTREAM_TYPE_CAPTURER = 2 } | Enumerates the audio stream types. |
| OH_AudioStream_SampleFormat { AUDIOSTREAM_SAMPLE_U8 = 0, AUDIOSTREAM_SAMPLE_S16LE = 1, AUDIOSTREAM_SAMPLE_S24LE = 2, AUDIOSTREAM_SAMPLE_S32LE = 3 } | Enumerates the sampling formats of audio streams. |
| OH_AudioStream_EncodingType { AUDIOSTREAM_ENCODING_TYPE_RAW = 0 } | Enumerates the encoding types of audio streams. |
| OH_AudioStream_Usage { AUDIOSTREAM_USAGE_UNKNOWN = 0, AUDIOSTREAM_USAGE_MUSIC = 1, AUDIOSTREAM_USAGE_COMMUNICATION = 2, AUDIOSTREAM_USAGE_GAME = 11 } | Enumerates the usage scenarios of audio output streams. |
| OH_AudioStream_LatencyMode { AUDIOSTREAM_LATENCY_MODE_NORMAL = 0, AUDIOSTREAM_LATENCY_MODE_FAST = 1 } | Enumerates the latency modes of audio streams. |
| OH_AudioStream_State { AUDIOSTREAM_STATE_INVALID = -1, AUDIOSTREAM_STATE_PREPARED = 1, AUDIOSTREAM_STATE_RUNNING = 2, AUDIOSTREAM_STATE_STOPPED = 3, AUDIOSTREAM_STATE_RELEASED = 4, AUDIOSTREAM_STATE_PAUSED = 5 } |
Enumerates the audio stream states. |
| OH_AudioStream_SourceType { AUDIOSTREAM_SOURCE_TYPE_INVALID = -1, AUDIOSTREAM_SOURCE_TYPE_MIC, AUDIOSTREAM_SOURCE_TYPE_VOICE_RECOGNITION = 1, AUDIOSTREAM_SOURCE_TYPE_VOICE_COMMUNICATION = 7 } | Enumerates the usage scenarios of audio input streams. |
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