Microsoft Windows CE 3.0  

ACMDRVSTREAMSIZE

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This structure contains information needed by an ACM driver to respond to an ACMDM_STREAM_SIZE message.

typedef struct {
DWORD
cbStruct
;
DWORD
fdwSize
;
DWORD
cbSrcLength
;
DWORD
cbDstLength
;
} ACMDRVSTREAMSIZE;

Members

cbStruct
Specifies the size, in bytes, of the ACMDRVSTREAMSIZEstructure.
fdwSize
One of the following flags, indicating the query type:
Value Description
ACM_STREAMSIZEF_SOURCE Indicates that the client has specified the size, in bytes, of a source buffer in the cbSrcLengthmember. The driver returns the required destination buffer length in cbDstLength.
ACM_STREAMSIZEF_DESTINATION Indicates that the client has specified the size, in bytes, of a destination buffer in the cbDstLengthmember. The driver returns the required source buffer length in cbSrcLength.
cbSrcLength
Specifies the size, in bytes, of the source buffer. The flag value specified in fdwSizeindicates whether this value is supplied by the client or by the driver.
cbDstLength
Specifies the size, in bytes, of the destination buffer. The flag value specified in fdwSizeindicates whether this value is supplied by the client or by the driver.

Requirements

Runs on Versions Defined in Include Link to
Windows CE OS 1.0 and later Msacmdrv.h    
Note   This API is part of the complete Windows CE OS package as provided by Microsoft. The functionality of a particular platform is determined by the original equipment manufacturer (OEM) and some devices may not support this API.


 Last updated on Tuesday, July 13, 2004

© 2004 Microsoft Corporation. All rights reserved.