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Bug fixes in mmio, related to buffering in record mode.

This commit is contained in:
Francois Jacques 2000-10-02 22:15:47 +00:00 committed by Alexandre Julliard
parent 454355ece1
commit 732cf4dc9a
1 changed files with 12 additions and 5 deletions
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17
dlls/winmm/mmio.c
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@ -616,7 +616,7 @@ static LRESULT MMIO_Flush(WINE_MMIO* wm, UINT uFlags)
if (wm->info.cchBuffer && (wm->info.fccIOProc != FOURCC_MEM)) { if (wm->info.cchBuffer && (wm->info.fccIOProc != FOURCC_MEM)) {
/* not quite sure what to do here, but I'll guess */ /* not quite sure what to do here, but I'll guess */
if (wm->info.dwFlags & MMIO_DIRTY) { if (wm->info.dwFlags & MMIO_DIRTY) {
MMIO_SendMessage(wm, MMIOM_SEEK, wm->info.lDiskOffset, MMIO_SendMessage(wm, MMIOM_SEEK, wm->info.lBufOffset,
SEEK_SET, MMIO_PROC_32A); SEEK_SET, MMIO_PROC_32A);
MMIO_SendMessage(wm, MMIOM_WRITE, (LPARAM)wm->info.pchBuffer, MMIO_SendMessage(wm, MMIOM_WRITE, (LPARAM)wm->info.pchBuffer,
wm->info.pchNext - wm->info.pchBuffer, MMIO_PROC_32A); wm->info.pchNext - wm->info.pchBuffer, MMIO_PROC_32A);
@ -643,7 +643,7 @@ static LONG MMIO_GrabNextBuffer(LPWINE_MMIO wm, int for_read)
wm->info.lBufOffset = wm->info.lDiskOffset; wm->info.lBufOffset = wm->info.lDiskOffset;
wm->info.pchNext = wm->info.pchBuffer; wm->info.pchNext = wm->info.pchBuffer;
wm->info.pchEndRead = wm->info.pchBuffer; wm->info.pchEndRead = wm->info.pchBuffer;
wm->info.pchEndWrite = wm->info.pchBuffer; wm->info.pchEndWrite = wm->info.pchBuffer + wm->info.cchBuffer;
if (for_read) { if (for_read) {
size = MMIO_SendMessage(wm, MMIOM_READ, (LPARAM)wm->info.pchBuffer, size = MMIO_SendMessage(wm, MMIOM_READ, (LPARAM)wm->info.pchBuffer,
@ -1014,7 +1014,9 @@ LONG WINAPI mmioWrite(HMMIO hmmio, HPCSTR pch, LONG cch)
cch -= count; cch -= count;
bytesW+=count; bytesW+=count;
wm->info.dwFlags |= MMIO_DIRTY; wm->info.dwFlags |= MMIO_DIRTY;
} else }
else
{
if (wm->info.fccIOProc == FOURCC_MEM) { if (wm->info.fccIOProc == FOURCC_MEM) {
if (wm->info.adwInfo[0]) { if (wm->info.adwInfo[0]) {
/* from where would we get the memory handle? */ /* from where would we get the memory handle? */
@ -1022,8 +1024,13 @@ LONG WINAPI mmioWrite(HMMIO hmmio, HPCSTR pch, LONG cch)
break; break;
} else break; } else break;
} }
}
if (wm->info.pchNext == wm->info.pchEndWrite) MMIO_Flush(wm, MMIO_EMPTYBUF); if (wm->info.pchNext == wm->info.pchEndWrite)
{
MMIO_Flush(wm, MMIO_EMPTYBUF);
MMIO_GrabNextBuffer(wm, FALSE);
}
else break; else break;
} }
} else { } else {
@ -1588,7 +1595,7 @@ UINT WINAPI mmioAscend(HMMIO hmmio, LPMMCKINFO lpck, UINT uFlags)
TRACE("chunk is marked MMIO_DIRTY, correcting chunk size\n"); TRACE("chunk is marked MMIO_DIRTY, correcting chunk size\n");
dwOldPos = mmioSeek(hmmio, 0, SEEK_CUR); dwOldPos = mmioSeek(hmmio, 0, SEEK_CUR);
TRACE("dwOldPos=%ld\n", dwOldPos); TRACE("dwOldPos=%ld lpck->dwDataOffset = %ld\n", dwOldPos, lpck->dwDataOffset);
dwNewSize = dwOldPos - lpck->dwDataOffset; dwNewSize = dwOldPos - lpck->dwDataOffset;
if (dwNewSize != lpck->cksize) { if (dwNewSize != lpck->cksize) {
TRACE("dwNewSize=%ld\n", dwNewSize); TRACE("dwNewSize=%ld\n", dwNewSize);