ICDecompressQuery

The ICDecompressQuery macro queries a video decompression driver to determine if it supports a specific input format or if it can decompress a specific input format to a specific output format. You can use this macro or explicitly call the ICM_DECOMPRESS_QUERY message.

DWORD ICDecompressQuery(

hic,
lpbiInput,
lpbiOutput
);

Parameters

hic

Handle of a decompressor.

lpbiInput

Address of a BITMAPINFO structure containing the input format.

lpbiOutput

Address of a BITMAPINFO structure containing the output format. You can specify zero for this parameter to indicate any output format is acceptable.

Return Values

Returns ICERR_OK if the specified decompression is supported or ICERR_BADFORMAT otherwise.

See Also

ICM_DECOMPRESS_QUERY

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