nf-vfw-icdecompressquery.md

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NF:vfw.ICDecompressQuery	ICDecompressQuery macro (vfw.h)	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.	ICDecompressQuery ICDecompressQuery macro [Windows Multimedia] _win32_ICDecompressQuery multimedia.icdecompressquery vfw/ICDecompressQuery	multimedia\icdecompressquery.htm	Multimedia	77d9a28c-dff9-4ccb-a0b8-9dc38fc66372	12/05/2018	ICDecompressQuery, ICDecompressQuery macro [Windows Multimedia], _win32_ICDecompressQuery, multimedia.icdecompressquery, vfw/ICDecompressQuery	vfw.h		Windows	Windows 2000 Professional [desktop apps only]	Windows 2000 Server [desktop apps only]													Windows			19H1	ICDecompressQuery vfw/ICDecompressQuery	c++	APIRef kbSyntax	HeaderDef	Vfw.h	ICDecompressQuery

ICDecompressQuery macro

-description

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.

-parameters

-param hic

Handle to a decompressor.

-param lpbiInput

Pointer to a BITMAPINFO structure containing the input format.

-param lpbiOutput

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

-see-also

Video Compression Macros

Video Compression Manager