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4/8/2010

The MPEG Audio Decoder decodes MPEG-1 layers 1 and 2 audio to PCM.

The following table shows the decoder properties.

Decoder property Description

Filter Interfaces

IBaseFilter

Input Pin Media Types

MEDIATYPE_Audio, FORMAT_WaveFormatEx

The following subtypes are valid:

  • MEDIASUBTYPE_MPEG1Packet

  • MEDIASUBTYPE_MPEG1Payload

  • MEDIASUBTYPE_MPEG1AudioPayload

  • GUID_NULL

Input Pin Interfaces

IMemInputPin, IPin, IQualityControl

Output Pin Media Types

MEDIATYPE_Audio, MEDIASUBTYPE_PCM

Output Pin Interfaces

IMediaPosition, IMediaSeeking, IPin, IQualityControl

Filter CLSID

CLSID_CMpegAudioCodec

Executable

Quartz.dll

Merit

0x03680001

Filter Category

CLSID_LegacyAmFilterCategory
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