harmony 鸿蒙OH_AVRecorder_EncoderInfo

2025-06-12
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OH_AVRecorder_EncoderInfo

Overview

The OH_AVRecorder_EncoderInfo struct describes the encoder information.

System capability: SystemCapability.Multimedia.Media.AVRecorder

Since: 18

Related module: AVRecorder

Header file: avrecorder_base.h

Summary

Member Variables

Name	Description
OH_AVRecorder_CodecMimeType mimeType	MIME type of the encoder.
char *type	Encoder type. The value audio means an audio encoder, and video means a video encoder.
OH_AVRecorder_Range bitRate	Bit rate range of the encoder, with the minimum and maximum bit rates specified.
OH_AVRecorder_Range frameRate	Video frame rate range, with the minimum and maximum frame rates specified. This parameter is available only for video encoders.
OH_AVRecorder_Range width	Video frame width range, with the minimum and maximum widths specified. This parameter is available only for video encoders.
OH_AVRecorder_Range height	Video frame height range, with the minimum and maximum heights specified. This parameter is available only for video encoders.
OH_AVRecorder_Range channels	Number of audio channels for the audio capturer, with the minimum and maximum numbers of audio channels specified. This parameter is available only for audio encoders.
int32_t *sampleRate	List of audio sampling rates, including all available audio sampling rates. This parameter is available only for audio encoders.
int32_t sampleRateLen	Length of the audio sampling rate list.

Member Variable Description

mimeType

OH_AVRecorder_CodecMimeType mimeType

Description

MIME type of the encoder.

type

char *type

Description

Encoder type. The value audio means an audio encoder, and video means a video encoder.

bitRate

OH_AVRecorder_Range bitRate

Description

Bit rate range of the encoder, with the minimum and maximum bit rates specified.

frameRate

OH_AVRecorder_Range frameRate

Description

Video frame rate range, with the minimum and maximum frame rates specified. This parameter is available only for video encoders.

width

OH_AVRecorder_Range width

Description

Video frame width range, with the minimum and maximum widths specified. This parameter is available only for video encoders.

height

OH_AVRecorder_Range height

Description

Video frame height range, with the minimum and maximum heights specified. This parameter is available only for video encoders.

channels

OH_AVRecorder_Range channels

Description

Number of audio channels for the audio capturer, with the minimum and maximum numbers of audio channels specified. This parameter is available only for audio encoders.