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ICOpenFunction
The ICOpenFunction function opens a compressor or decompressor defined as a function.
HIC ICOpenFunction(
DWORD fccType,
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| DWORD fccHandler,
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| UINT wMode,
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| FARPROC lpfnHandler
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| );
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Parameters
fccType
Type of compressor to open. For video, the value of this parameter is
ICTYPE_VIDEO.
fccHandler
Preferred handler of the specified type. Typically, this comes from the stream
header in an AVI file.
wMode
Flag to define the use of the compressor or decompressor. The following values
are defined:
ICMODE_COMPRESS
Compressor will perform normal compression.
ICMODE_DECOMPRESS
Decompressor will perform normal decompression.
ICMODE_DRAW
Decompressor will decompress and draw the data directly to hardware.
ICMODE_FASTCOMPRESS
Compressor will perform fast (real-time) compression.
ICMODE_FASTDECOMPRESS
Decompressor will perform fast (real-time) decompression.
ICMODE_QUERY
Queries the compressor or decompressor for information.
lpfnHandler
Address of the function used as the compressor or decompressor.
Return Values
Returns a handle to a compressor or decompressor if successful or zero
otherwise.
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