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REALLY fixed DSound playback this time.

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Originally committed to SVN as r1113.
This commit is contained in:
Niels Martin Hansen 2007-04-22 16:03:28 +00:00
parent cf2d2ff5d4
commit ba944fd9b2
1 changed files with 11 additions and 8 deletions
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19
aegisub/audio_player_dsound.cpp
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@ -273,9 +273,6 @@ RetryLock:
// Error
if (FAILED(res)) return false;
// Update offset
offset = (offset + toWrite) % bufSize;
// Convert size to number of samples
unsigned long int count1 = size1 / bytesps;
unsigned long int count2 = size2 / bytesps;
@ -306,6 +303,9 @@ RetryLock:
// Unlock
buffer->Unlock(ptr1,count1*bytesps,ptr2,count2*bytesps);
// Update offset
offset = (offset + count1*bytesps + count2*bytesps) % bufSize;
return delta==0; // If delta>0 we hit end of stream
}
@ -421,7 +421,7 @@ DirectSoundPlayerThread::~DirectSoundPlayerThread() {
wxThread::ExitCode DirectSoundPlayerThread::Entry() {
// Wake up thread every half second to fill buffer as needed
// This more or less assumes the buffer is at least one second long
while (WaitForSingleObject(stopnotify, 500)) {
while (WaitForSingleObject(stopnotify, 500) == WAIT_TIMEOUT) {
if (!parent->FillBuffer(false)) {
// FillBuffer returns false when end of stream is reached
wxLogDebug(_T("DS thread hit end of stream"));
@ -431,27 +431,30 @@ wxThread::ExitCode DirectSoundPlayerThread::Entry() {
// Now fill buffer with silence
DWORD bytesFilled = 0;
while (WaitForSingleObject(stopnotify, 500)) {
while (WaitForSingleObject(stopnotify, 500) == WAIT_TIMEOUT) {
void *buf1, *buf2;
DWORD size1, size2;
DWORD playpos;
HRESULT res;
res = parent->buffer->GetCurrentPosition(&playpos, NULL);
if (FAILED(res)) break;
res = parent->buffer->Lock(parent->offset, (playpos-parent->offset)%parent->bufSize, &buf1, &size1, &buf2, &size2, 0);
int toWrite = playpos - parent->offset;
while (toWrite < 0) toWrite += parent->bufSize;
res = parent->buffer->Lock(parent->offset, toWrite, &buf1, &size1, &buf2, &size2, 0);
if (FAILED(res)) break;
parent->offset = (parent->offset + size1 + size2) % parent->bufSize;
if (size1) memset(buf1, 0, size1);
if (size2) memset(buf2, 0, size2);
bytesFilled += size1 + size2;
parent->buffer->Unlock(buf1, size1, buf2, size2);
if (bytesFilled >= parent->bufSize) break;
parent->offset = (parent->offset + size1 + size2) % parent->bufSize;
}
WaitForSingleObject(stopnotify, 1500);
wxLogDebug(_T("DS thread dead"));
parent->playing = false;
WaitForSingleObject(stopnotify, 1500);
parent->buffer->Stop();
return 0;
}