dsound: Adjust for partial block before prepare-header and add-buffer steps.

Otherwise, the wave-in driver(s) may copy incorrect data to internal structures.
oldstable
Ken Thomases 2008-03-12 02:05:56 -05:00 committed by Alexandre Julliard
parent 0bb1eb72b8
commit 2de653552c
1 changed files with 4 additions and 3 deletions

View File

@ -1146,7 +1146,10 @@ IDirectSoundCaptureBufferImpl_Start(
for (c = 0; c < device->nrofpwaves; ++c) {
device->pwave[c].lpData = (char *)device->buffer + c * blocksize;
device->pwave[c].dwBufferLength = blocksize;
if (c + 1 == device->nrofpwaves)
device->pwave[c].dwBufferLength = device->buflen - c * blocksize;
else
device->pwave[c].dwBufferLength = blocksize;
device->pwave[c].dwBytesRecorded = 0;
device->pwave[c].dwUser = (DWORD)device;
device->pwave[c].dwFlags = 0;
@ -1167,8 +1170,6 @@ IDirectSoundCaptureBufferImpl_Start(
break;
}
}
if (device->buflen % blocksize)
device->pwave[device->nrofpwaves - 1].dwBufferLength = device->buflen % blocksize;
FillMemory(device->buffer, device->buflen, (device->pwfx->wBitsPerSample == 8) ? 128 : 0);
}