winecoreaudio.drv: Make driver sample accurate.
This commit is contained in:
Andrew Eikum
Alexandre Julliard
parent
ca18b8ffb3
commit
2da60016af
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@ -65,6 +65,13 @@ WINE_DEFAULT_DEBUG_CHANNEL(coreaudio);
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static const REFERENCE_TIME DefaultPeriod = 200000;
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static const REFERENCE_TIME MinimumPeriod = 100000;
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typedef struct _QueuedBufInfo {
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Float64 start_sampletime;
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UINT64 start_pos;
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UINT32 len_frames;
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struct list entry;
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} QueuedBufInfo;
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typedef struct _AQBuffer {
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AudioQueueBufferRef buf;
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struct list entry;
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@ -130,12 +137,15 @@ struct ACImpl {
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UINT32 getbuf_last;
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int playing;
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Float64 highest_sampletime;
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AudioSession *session;
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AudioSessionWrapper *session_wrapper;
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struct list entry;
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struct list avail_buffers;
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struct list queued_bufinfos;
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/* We can't use debug printing or {Enter,Leave}CriticalSection from
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* OSX callback threads, so we use OSX's OSSpinLock for synchronization
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@ -182,7 +192,7 @@ static CRITICAL_SECTION g_sessions_lock = { &g_sessions_lock_debug, -1, 0, 0, 0,
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static struct list g_sessions = LIST_INIT(g_sessions);
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static HRESULT AudioClock_GetPosition_nolock(ACImpl *This, UINT64 *pos,
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UINT64 *qpctime, BOOL raw);
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UINT64 *qpctime);
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static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client);
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static HRESULT ca_setvol(ACImpl *This, UINT32 index);
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@ -477,6 +487,7 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(AudioDeviceID *adevid, IMMDevice *dev,
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IMMDevice_AddRef(This->parent);
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list_init(&This->avail_buffers);
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list_init(&This->queued_bufinfos);
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This->adevid = *adevid;
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@ -486,6 +497,84 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(AudioDeviceID *adevid, IMMDevice *dev,
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return S_OK;
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}
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/* current position from start of stream */
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#define BUFPOS_ABSOLUTE 1
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/* current position from start of this buffer */
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#define BUFPOS_RELATIVE 2
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static UINT64 get_current_aqbuffer_position(ACImpl *This, int mode)
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{
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struct list *head;
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QueuedBufInfo *bufinfo;
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UINT64 ret;
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head = list_head(&This->queued_bufinfos);
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if(!head){
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TRACE("No buffers queued\n");
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if(mode == BUFPOS_ABSOLUTE)
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return This->written_frames;
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return 0;
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}
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bufinfo = LIST_ENTRY(head, QueuedBufInfo, entry);
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if(This->playing == StatePlaying){
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AudioTimeStamp tstamp;
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OSStatus sc;
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/* AudioQueueGetCurrentTime() is brain damaged. The returned
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* mSampleTime member jumps backwards seemingly at random, so
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* we record the highest sampletime and use that during these
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* anomalies.
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*
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* It also behaves poorly when the queue is paused, jumping
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* forwards during the pause and backwards again after resuming.
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* So we record the sampletime when the queue is paused and use
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* that. */
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sc = AudioQueueGetCurrentTime(This->aqueue, NULL, &tstamp, NULL);
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if(sc != noErr){
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if(sc != kAudioQueueErr_InvalidRunState)
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WARN("Unable to get current time: %lx\n", sc);
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return 0;
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}
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if(!(tstamp.mFlags & kAudioTimeStampSampleTimeValid)){
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FIXME("SampleTime not valid: %lx\n", tstamp.mFlags);
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return 0;
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}
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if(tstamp.mSampleTime > This->highest_sampletime)
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This->highest_sampletime = tstamp.mSampleTime;
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}
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while(This->highest_sampletime > bufinfo->start_sampletime + bufinfo->len_frames){
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This->inbuf_frames -= bufinfo->len_frames;
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list_remove(&bufinfo->entry);
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HeapFree(GetProcessHeap(), 0, bufinfo);
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head = list_head(&This->queued_bufinfos);
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if(!head){
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TRACE("No buffers queued\n");
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if(mode == BUFPOS_ABSOLUTE)
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return This->written_frames;
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return 0;
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}
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bufinfo = LIST_ENTRY(head, QueuedBufInfo, entry);
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}
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if(This->highest_sampletime < bufinfo->start_sampletime)
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ret = 0;
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else
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ret = This->highest_sampletime - bufinfo->start_sampletime;
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if(mode == BUFPOS_ABSOLUTE)
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ret += bufinfo->start_pos;
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TRACE("%llu frames (%s)\n", ret,
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mode == BUFPOS_ABSOLUTE ? "absolute" : "relative");
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return ret;
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}
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static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient *iface,
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REFIID riid, void **ppv)
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{
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@ -522,17 +611,26 @@ static ULONG WINAPI AudioClient_Release(IAudioClient *iface)
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if(!ref){
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if(This->aqueue){
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AQBuffer *buf, *next;
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QueuedBufInfo *bufinfo, *bufinfo2;
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if(This->public_buffer){
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buf = This->public_buffer->mUserData;
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list_add_tail(&This->avail_buffers, &buf->entry);
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}
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IAudioClient_Stop(iface);
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AudioQueueStop(This->aqueue, 1);
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/* Stopped synchronously, all buffers returned. */
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LIST_FOR_EACH_ENTRY_SAFE(buf, next, &This->avail_buffers, AQBuffer, entry){
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AudioQueueFreeBuffer(This->aqueue, buf->buf);
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HeapFree(GetProcessHeap(), 0, buf);
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}
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LIST_FOR_EACH_ENTRY_SAFE(bufinfo, bufinfo2, &This->queued_bufinfos,
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QueuedBufInfo, entry)
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HeapFree(GetProcessHeap(), 0, bufinfo);
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AudioQueueDispose(This->aqueue, 1);
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}
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if(This->session){
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@ -677,7 +775,6 @@ static void ca_out_buffer_cb(void *user, AudioQueueRef aqueue,
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OSSpinLockLock(&This->lock);
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list_add_tail(&This->avail_buffers, &buf->entry);
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This->inbuf_frames -= buffer->mAudioDataByteSize / This->fmt->nBlockAlign;
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OSSpinLockUnlock(&This->lock);
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}
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@ -1112,7 +1209,12 @@ static HRESULT AudioClient_GetCurrentPadding_nolock(ACImpl *This,
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if(!This->aqueue)
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return AUDCLNT_E_NOT_INITIALIZED;
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*numpad = This->inbuf_frames;
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if(This->dataflow == eRender){
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UINT64 bufpos;
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bufpos = get_current_aqbuffer_position(This, BUFPOS_RELATIVE);
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*numpad = This->inbuf_frames - bufpos;
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}else
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*numpad = This->inbuf_frames;
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return S_OK;
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}
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@ -1359,6 +1461,7 @@ static HRESULT WINAPI AudioClient_Start(IAudioClient *iface)
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static HRESULT WINAPI AudioClient_Stop(IAudioClient *iface)
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{
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ACImpl *This = impl_from_IAudioClient(iface);
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AudioTimeStamp tstamp;
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OSStatus sc;
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TRACE("(%p)\n", This);
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@ -1387,6 +1490,16 @@ static HRESULT WINAPI AudioClient_Stop(IAudioClient *iface)
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This->playing = StateInTransition;
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sc = AudioQueueGetCurrentTime(This->aqueue, NULL, &tstamp, NULL);
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if(sc == noErr){
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if(tstamp.mFlags & kAudioTimeStampSampleTimeValid){
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if(tstamp.mSampleTime > This->highest_sampletime)
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This->highest_sampletime = tstamp.mSampleTime;
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}else
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WARN("Returned tstamp mSampleTime not valid: %lx\n", tstamp.mFlags);
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}else
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WARN("GetCurrentTime failed: %lx\n", sc);
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OSSpinLockUnlock(&This->lock);
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sc = AudioQueueFlush(This->aqueue);
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@ -1411,8 +1524,8 @@ static HRESULT WINAPI AudioClient_Stop(IAudioClient *iface)
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static HRESULT WINAPI AudioClient_Reset(IAudioClient *iface)
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{
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ACImpl *This = impl_from_IAudioClient(iface);
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HRESULT hr;
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OSStatus sc;
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QueuedBufInfo *bufinfo, *bufinfo2;
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TRACE("(%p)\n", This);
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@ -1434,11 +1547,12 @@ static HRESULT WINAPI AudioClient_Reset(IAudioClient *iface)
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}
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This->written_frames = 0;
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This->inbuf_frames = 0;
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hr = AudioClock_GetPosition_nolock(This, &This->last_time, NULL, TRUE);
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if(FAILED(hr)){
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OSSpinLockUnlock(&This->lock);
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return hr;
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LIST_FOR_EACH_ENTRY_SAFE(bufinfo, bufinfo2, &This->queued_bufinfos,
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QueuedBufInfo, entry){
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list_remove(&bufinfo->entry);
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HeapFree(GetProcessHeap(), 0, bufinfo);
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}
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OSSpinLockUnlock(&This->lock);
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@ -1695,6 +1809,7 @@ static HRESULT WINAPI AudioRenderClient_ReleaseBuffer(
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IAudioRenderClient *iface, UINT32 frames, DWORD flags)
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{
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ACImpl *This = impl_from_IAudioRenderClient(iface);
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AudioTimeStamp start_time;
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OSStatus sc;
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TRACE("(%p)->(%u, %x)\n", This, frames, flags);
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@ -1737,13 +1852,26 @@ static HRESULT WINAPI AudioRenderClient_ReleaseBuffer(
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This->public_buffer->mAudioDataByteSize = frames * This->fmt->nBlockAlign;
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sc = AudioQueueEnqueueBuffer(This->aqueue, This->public_buffer, 0, NULL);
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sc = AudioQueueEnqueueBufferWithParameters(This->aqueue,
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This->public_buffer, 0, NULL, 0, 0, 0, NULL, NULL, &start_time);
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if(sc != noErr){
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OSSpinLockUnlock(&This->lock);
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WARN("Unable to enqueue buffer: %lx\n", sc);
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return E_FAIL;
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}
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if(start_time.mFlags & kAudioTimeStampSampleTimeValid){
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QueuedBufInfo *bufinfo;
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bufinfo = HeapAlloc(GetProcessHeap(), 0, sizeof(*bufinfo));
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bufinfo->start_sampletime = start_time.mSampleTime;
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bufinfo->start_pos = This->written_frames;
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bufinfo->len_frames = frames;
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list_add_tail(&This->queued_bufinfos, &bufinfo->entry);
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}else
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WARN("Start time didn't contain valid SampleTime member\n");
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if(This->playing == StateStopped)
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AudioQueuePrime(This->aqueue, 0, NULL);
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@ -1842,7 +1970,7 @@ static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
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This->getbuf_last = 1;
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if(devpos || qpcpos)
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AudioClock_GetPosition_nolock(This, devpos, qpcpos, FALSE);
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AudioClock_GetPosition_nolock(This, devpos, qpcpos);
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OSSpinLockUnlock(&This->lock);
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@ -1974,28 +2102,12 @@ static HRESULT WINAPI AudioClock_GetFrequency(IAudioClock *iface, UINT64 *freq)
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}
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static HRESULT AudioClock_GetPosition_nolock(ACImpl *This,
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UINT64 *pos, UINT64 *qpctime, BOOL raw)
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UINT64 *pos, UINT64 *qpctime)
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{
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AudioTimeStamp time;
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OSStatus sc;
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sc = AudioQueueGetCurrentTime(This->aqueue, NULL, &time, NULL);
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if(sc == kAudioQueueErr_InvalidRunState){
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*pos = 0;
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}else if(sc == noErr){
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if(!(time.mFlags & kAudioTimeStampSampleTimeValid)){
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FIXME("Sample time not valid, should calculate from something else\n");
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return E_FAIL;
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}
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if(raw)
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*pos = time.mSampleTime;
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else
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*pos = time.mSampleTime - This->last_time;
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}else{
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WARN("Unable to get current time: %lx\n", sc);
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return E_FAIL;
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}
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if(This->dataflow == eRender)
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*pos = get_current_aqbuffer_position(This, BUFPOS_ABSOLUTE);
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else
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*pos = This->inbuf_frames + This->written_frames;
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if(qpctime){
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LARGE_INTEGER stamp, freq;
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@ -2020,7 +2132,7 @@ static HRESULT WINAPI AudioClock_GetPosition(IAudioClock *iface, UINT64 *pos,
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OSSpinLockLock(&This->lock);
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hr = AudioClock_GetPosition_nolock(This, pos, qpctime, FALSE);
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hr = AudioClock_GetPosition_nolock(This, pos, qpctime);
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OSSpinLockUnlock(&This->lock);
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