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ApsaraVideo Media Processing:Audio sample rates

Last Updated:Nov 29, 2023

The supported sample rates of audio vary based on the encoding format or container format. This topic describes the audio sample rates supported by ApsaraVideo Media Processing (MPS).

The following table describes the audio sample rates supported by different encoding formats if the output audio is encoded in formats other than MP3.

Audio sample rate/Encoding format

AAC

AC3 or EC3

FLAC

Opus

Vorbis

WMA

PCM (S16BE)

8000

Supported

Not supported

Supported

Supported

Supported

Supported

Supported

11025

Supported

Not supported

Supported

Not supported

Supported

Supported

Supported

12000

Supported

Not supported

Supported

Supported

Supported

Not supported

Supported

16000

Supported

Not supported

Supported

Supported

Supported

Supported

Supported

22050

Supported

Not supported

Supported

Not supported

Supported

Supported

Supported

24000

Supported

Not supported

Supported

Supported

Supported

Not supported

Supported

32000

Supported

Supported

Supported

Not supported

Supported

Supported

Supported

44100

Supported

Supported

Supported

Not supported

Supported

Supported

Supported

48000

Supported

Supported

Supported

Supported

Supported

Supported

Supported

88200

Supported

Not supported

Supported

Not supported

Supported

Supported

Supported

96000

Supported

Not supported

Supported

Not supported

Supported

Supported

Supported

The following table describes the audio sample rates supported by different container formats if the output audio is encoded in the MP3 format.

Audio sample rate/Container format

FLV

MP4

AVI, M3U8, MP3, MKV, MOV, or TS

8000

Not supported

Not supported

Supported

11025

Not supported

Not supported

Supported

12000

Not supported

Not supported

Supported

16000

Not supported

Supported

Supported

22050

Supported

Supported

Supported

24000

Not supported

Supported

Supported

32000

Not supported

Supported

Supported

44100

Supported

Supported

Supported

48000

Not supported

Supported

Supported

88200

Not supported

Not supported

Not supported

96000

Not supported

Not supported

Not supported