typedef struct { DWORD cbStruct; DWORD fdwSize; DWORD cbSrcLength; DWORD cbDstLength; } ACMDRVSTREAMSIZE;
The ACMDRVSTREAMSIZE structure contains information needed by an ACM driver to respond to an ACMDM_STREAM_SIZE message. ACMDRVSTREAMSIZE is defined in msacmdrv.h.
Flag |
Meaning |
ACM_STREAMSIZEF_ |
Indicates the client has specified the size, in bytes, of a source buffer in the cbSrcLength member. The driver should return the required destination buffer length in cbDstLength. |
ACM_STREAMSIZEF_ |
Indicates the client has specified the size, in bytes, of a destination buffer in the cbDstLength member. The driver should return the required source buffer length in cbSrcLength. |