Compartilhar via


File Source (Async) Filter (Compact 2013)

3/26/2014

The file source (async) filter opens and reads local files of many different data formats and passes the data to a parser filter. For downloading data from the Web, use the file source (URL) filter.

The following table shows the filter properties.

Filter property

Description

Filter Interfaces

IBaseFilter, IFileSourceFilter

Input Pin Media Types

Not applicable

Input Pin Interfaces

Not applicable

Output Pin Media Types

MEDIATYPE_Stream. The subtype depends on the media format. MEDIASUBTYPE_NULL if the filter does not recognize the format.

Output Pin Interfaces

IAsyncReader

Filter CLSID

CLSID_AsyncReader

Executable

Quartz.dll

Merit

MERIT_UNLIKELY

Filter Category

CLSID_LegacyAmFilterCategory

See Also

Reference

Supported DirectShow Filters