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winecoreaudio: Add widHelper_NotifyCompletions. 

It scans for completed input wavehdrs, removes them from the queue,
and notifies the application that they're done.
This commit is contained in:
Ken Thomases 2006-12-28 11:06:43 -06:00 committed by Alexandre Julliard
parent 19c75a4ec6
commit 9ef54e4ebe
1 changed files with 50 additions and 0 deletions
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50
dlls/winmm/winecoreaudio/audio.c
View File

@ -202,6 +202,7 @@ static CFMessagePortRef Port_SendToMessageThread;
static void wodHelper_PlayPtrNext(WINE_WAVEOUT* wwo);
static void wodHelper_NotifyCompletions(WINE_WAVEOUT* wwo, BOOL force);
static void widHelper_NotifyCompletions(WINE_WAVEIN* wwi);
extern int AudioUnit_CreateDefaultAudioUnit(void *wwo, AudioUnit *au);
extern int AudioUnit_CloseAudioUnit(AudioUnit au);
@ -1503,6 +1504,55 @@ static DWORD widNotifyClient(WINE_WAVEIN* wwi, WORD wMsg, DWORD dwParam1, DWORD
}
/**************************************************************************
* widHelper_NotifyCompletions [internal]
*/
static void widHelper_NotifyCompletions(WINE_WAVEIN* wwi)
{
LPWAVEHDR lpWaveHdr;
LPWAVEHDR lpFirstDoneWaveHdr = NULL;
LPWAVEHDR lpLastDoneWaveHdr = NULL;
OSSpinLockLock(&wwi->lock);
/* First, excise all of the done headers from the queue into
* a free-standing list. */
/* Start from lpQueuePtr and keep notifying until:
* - we hit an unfilled wavehdr
* - we hit the end of the list
*/
for (
lpWaveHdr = wwi->lpQueuePtr;
lpWaveHdr &&
lpWaveHdr->dwBytesRecorded >= lpWaveHdr->dwBufferLength;
lpWaveHdr = lpWaveHdr->lpNext
)
{
if (!lpFirstDoneWaveHdr)
lpFirstDoneWaveHdr = lpWaveHdr;
lpLastDoneWaveHdr = lpWaveHdr;
}
if (lpLastDoneWaveHdr)
{
wwi->lpQueuePtr = lpLastDoneWaveHdr->lpNext;
lpLastDoneWaveHdr->lpNext = NULL;
}
OSSpinLockUnlock(&wwi->lock);
/* Now, send the "done" notification for each header in our list. */
for (lpWaveHdr = lpFirstDoneWaveHdr; lpWaveHdr; lpWaveHdr = lpWaveHdr->lpNext)
{
lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
lpWaveHdr->dwFlags |= WHDR_DONE;
widNotifyClient(wwi, WIM_DATA, (DWORD)lpWaveHdr, 0);
}
}
/**************************************************************************
* widGetDevCaps [internal]
*/