IDWriteFactory5::AnalyzeContainerType method (dwrite_3.h)

The AnalyzeContainerType method analyzes the specified file data to determine whether it is a known font container format (e.g., WOFF or WOFF2).

Syntax

DWRITE_CONTAINER_TYPE AnalyzeContainerType(
  [in] void const *fileData,
       UINT32     fileDataSize
);

Parameters

[in] fileData

Type: void

Pointer to the file data to analyze.

fileDataSize

Type: UINT32

Size of the buffer passed in fileData.

Return value

Type: DWRITE_CONTAINER_TYPE

Returns the container type if recognized. DWRITE_CONTAINER_TYPE_UNKOWNN is returned for all other files, including uncompressed font files.

Requirements

Requirement	Value
Target Platform	Windows
Header	dwrite_3.h
Library	Dwrite.lib

See also

IDWriteFactory5