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wineoss.drv: Track number of frames reserved by client in capture direction.

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This commit is contained in:
Andrew Eikum 2012-05-22 13:11:06 -05:00 committed by Alexandre Julliard
parent 99661c7ddf
commit 1c37857a18
1 changed files with 30 additions and 19 deletions
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49
dlls/wineoss.drv/mmdevdrv.c
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@ -120,7 +120,6 @@ struct ACImpl {
UINT32 oss_bufsize_bytes, lcl_offs_frames; /* offs into local_buffer where valid data starts */
BYTE *local_buffer, *tmp_buffer;
int buf_state;
LONG32 getbuf_last; /* <0 when using tmp_buffer */
HANDLE timer;
@ -132,12 +131,6 @@ struct ACImpl {
struct list entry;
};
enum BufferStates {
NOT_LOCKED = 0,
LOCKED_NORMAL, /* public buffer piece is from local_buffer */
LOCKED_WRAPPED /* public buffer piece is in tmp_buffer */
};
typedef struct _SessionMgr {
IAudioSessionManager2 IAudioSessionManager2_iface;
@ -1571,7 +1564,7 @@ static HRESULT WINAPI AudioClient_Reset(IAudioClient *iface)
return AUDCLNT_E_NOT_STOPPED;
}
if(This->buf_state != NOT_LOCKED || This->getbuf_last){
if(This->getbuf_last){
LeaveCriticalSection(&This->lock);
return AUDCLNT_E_BUFFER_OPERATION_PENDING;
}
@ -1928,7 +1921,6 @@ static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
UINT64 *qpcpos)
{
ACImpl *This = impl_from_IAudioCaptureClient(iface);
HRESULT hr;
TRACE("(%p)->(%p, %p, %p, %p, %p)\n", This, data, frames, flags,
devpos, qpcpos);
@ -1938,19 +1930,21 @@ static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
EnterCriticalSection(&This->lock);
if(This->buf_state != NOT_LOCKED){
if(This->getbuf_last){
LeaveCriticalSection(&This->lock);
return AUDCLNT_E_OUT_OF_ORDER;
}
hr = IAudioCaptureClient_GetNextPacketSize(iface, frames);
if(FAILED(hr)){
if(This->held_frames < This->period_frames){
*frames = 0;
LeaveCriticalSection(&This->lock);
return hr;
return AUDCLNT_S_BUFFER_EMPTY;
}
*flags = 0;
*frames = This->period_frames;
if(This->lcl_offs_frames + *frames > This->bufsize_frames){
UINT32 chunk_bytes, offs_bytes, frames_bytes;
if(This->tmp_buffer_frames < *frames){
@ -1976,10 +1970,16 @@ static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
*data = This->local_buffer +
This->lcl_offs_frames * This->fmt->nBlockAlign;
This->buf_state = LOCKED_NORMAL;
This->getbuf_last = *frames;
if(devpos || qpcpos)
IAudioClock_GetPosition(&This->IAudioClock_iface, devpos, qpcpos);
if(devpos)
*devpos = This->written_frames;
if(qpcpos){
LARGE_INTEGER stamp, freq;
QueryPerformanceCounter(&stamp);
QueryPerformanceFrequency(&freq);
*qpcpos = (stamp.QuadPart * (INT64)10000000) / freq.QuadPart;
}
LeaveCriticalSection(&This->lock);
@ -1995,16 +1995,27 @@ static HRESULT WINAPI AudioCaptureClient_ReleaseBuffer(
EnterCriticalSection(&This->lock);
if(This->buf_state == NOT_LOCKED){
if(!done){
This->getbuf_last = 0;
LeaveCriticalSection(&This->lock);
return S_OK;
}
if(!This->getbuf_last){
LeaveCriticalSection(&This->lock);
return AUDCLNT_E_OUT_OF_ORDER;
}
if(This->getbuf_last != done){
LeaveCriticalSection(&This->lock);
return AUDCLNT_E_INVALID_SIZE;
}
This->written_frames += done;
This->held_frames -= done;
This->lcl_offs_frames += done;
This->lcl_offs_frames %= This->bufsize_frames;
This->buf_state = NOT_LOCKED;
This->getbuf_last = 0;
LeaveCriticalSection(&This->lock);