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sapi: Create a new engine only when needed in ISpVoice.

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Instead of creating the TTS voice engine directly in SetVoice, we save
the specified voice token, and only create them in ISpVoice::Speak when
necessary.
This commit is contained in:
Shaun Ren 2024-01-22 16:35:45 -05:00 • committed by Alexandre Julliard
parent a24039ad09
commit 2a56d4e6e9
1 changed files with 51 additions and 24 deletions
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75
dlls/sapi/tts.c
View file

@ -43,6 +43,7 @@ struct speech_voice
LONG ref;
ISpStreamFormat *output;
ISpObjectToken *engine_token;
ISpTTSEngine *engine;
LONG cur_stream_num;
DWORD actions;
@ -163,6 +164,7 @@ static ULONG WINAPI speech_voice_Release(ISpeechVoice *iface)
{
async_cancel_queue(&This->queue);
if (This->output) ISpStreamFormat_Release(This->output);
if (This->engine_token) ISpObjectToken_Release(This->engine_token);
if (This->engine) ISpTTSEngine_Release(This->engine);
DeleteCriticalSection(&This->cs);
@ -660,7 +662,7 @@ static HRESULT WINAPI spvoice_Resume(ISpVoice *iface)
static HRESULT WINAPI spvoice_SetVoice(ISpVoice *iface, ISpObjectToken *token)
{
struct speech_voice *This = impl_from_ISpVoice(iface);
ISpTTSEngine *engine;
WCHAR *id = NULL, *old_id = NULL;
HRESULT hr;
TRACE("(%p, %p).\n", iface, token);
@ -673,27 +675,37 @@ static HRESULT WINAPI spvoice_SetVoice(ISpVoice *iface, ISpObjectToken *token)
else
ISpObjectToken_AddRef(token);
hr = ISpObjectToken_CreateInstance(token, NULL, CLSCTX_ALL, &IID_ISpTTSEngine, (void **)&engine);
ISpObjectToken_Release(token);
if (FAILED(hr))
return hr;
EnterCriticalSection(&This->cs);
if (This->engine_token &&
SUCCEEDED(ISpObjectToken_GetId(token, &id)) &&
SUCCEEDED(ISpObjectToken_GetId(This->engine_token, &old_id)) &&
!wcscmp(id, old_id))
{
ISpObjectToken_Release(token);
goto done;
}
if (This->engine_token)
ISpObjectToken_Release(This->engine_token);
This->engine_token = token;
if (This->engine)
{
ISpTTSEngine_Release(This->engine);
This->engine = engine;
This->engine = NULL;
}
done:
LeaveCriticalSection(&This->cs);
CoTaskMemFree(id);
CoTaskMemFree(old_id);
return S_OK;
}
static HRESULT WINAPI spvoice_GetVoice(ISpVoice *iface, ISpObjectToken **token)
{
struct speech_voice *This = impl_from_ISpVoice(iface);
ISpObjectWithToken *engine_token_iface;
HRESULT hr;
TRACE("(%p, %p).\n", iface, token);
@ -702,21 +714,18 @@ static HRESULT WINAPI spvoice_GetVoice(ISpVoice *iface, ISpObjectToken **token)
EnterCriticalSection(&This->cs);
if (!This->engine)
if (!This->engine_token)
{
LeaveCriticalSection(&This->cs);
return create_default_token(SPCAT_VOICES, token);
}
if (SUCCEEDED(hr = ISpTTSEngine_QueryInterface(This->engine, &IID_ISpObjectWithToken, (void **)&engine_token_iface)))
{
hr = ISpObjectWithToken_GetObjectToken(engine_token_iface, token);
ISpObjectWithToken_Release(engine_token_iface);
}
ISpObjectToken_AddRef(This->engine_token);
*token = This->engine_token;
LeaveCriticalSection(&This->cs);
return hr;
return S_OK;
}
struct async_result
@ -731,6 +740,7 @@ struct speak_task
struct async_result *result;
struct speech_voice *voice;
ISpTTSEngine *engine;
SPVTEXTFRAG *frag_list;
ISpTTSEngineSite *site;
DWORD flags;
@ -773,7 +783,6 @@ static void speak_proc(struct async_task *task)
struct speech_voice *This = speak_task->voice;
GUID fmtid;
WAVEFORMATEX *wfx = NULL;
ISpTTSEngine *engine = NULL;
ISpAudio *audio = NULL;
HRESULT hr;
@ -794,8 +803,6 @@ static void speak_proc(struct async_task *task)
ERR("failed setting output format: %#lx.\n", hr);
goto done;
}
engine = This->engine;
ISpTTSEngine_AddRef(engine);
if (SUCCEEDED(ISpStreamFormat_QueryInterface(This->output, &IID_ISpAudio, (void **)&audio)))
ISpAudio_SetState(audio, SPAS_RUN, 0);
@ -804,7 +811,7 @@ static void speak_proc(struct async_task *task)
LeaveCriticalSection(&This->cs);
hr = ISpTTSEngine_Speak(engine, speak_task->flags, &fmtid, wfx, speak_task->frag_list, speak_task->site);
hr = ISpTTSEngine_Speak(speak_task->engine, speak_task->flags, &fmtid, wfx, speak_task->frag_list, speak_task->site);
if (SUCCEEDED(hr))
{
ISpStreamFormat_Commit(This->output, STGC_DEFAULT);
@ -821,7 +828,7 @@ done:
ISpAudio_Release(audio);
}
CoTaskMemFree(wfx);
if (engine) ISpTTSEngine_Release(engine);
ISpTTSEngine_Release(speak_task->engine);
free(speak_task->frag_list);
ISpTTSEngineSite_Release(speak_task->site);
@ -838,6 +845,7 @@ static HRESULT WINAPI spvoice_Speak(ISpVoice *iface, const WCHAR *contents, DWOR
{
struct speech_voice *This = impl_from_ISpVoice(iface);
ISpTTSEngineSite *site = NULL;
ISpTTSEngine *engine = NULL;
SPVTEXTFRAG *frag;
struct speak_task *speak_task = NULL;
struct async_result *result = NULL;
@ -891,12 +899,28 @@ static HRESULT WINAPI spvoice_Speak(ISpVoice *iface, const WCHAR *contents, DWOR
return hr;
}
if (!This->engine)
EnterCriticalSection(&This->cs);
if (!This->engine_token)
{
/* Create a new engine with the default voice. */
/* Set the engine token to default. */
if (FAILED(hr = ISpVoice_SetVoice(iface, NULL)))
{
LeaveCriticalSection(&This->cs);
return hr;
}
}
if (!This->engine &&
FAILED(hr = ISpObjectToken_CreateInstance(This->engine_token, NULL, CLSCTX_ALL, &IID_ISpTTSEngine, (void **)&This->engine)))
{
LeaveCriticalSection(&This->cs);
ERR("Failed to create engine: %#lx.\n", hr);
return hr;
}
engine = This->engine;
ISpTTSEngine_AddRef(engine);
LeaveCriticalSection(&This->cs);
if (!(frag = malloc(sizeof(*frag) + contents_size)))
return E_OUTOFMEMORY;
@ -920,6 +944,7 @@ static HRESULT WINAPI spvoice_Speak(ISpVoice *iface, const WCHAR *contents, DWOR
speak_task->task.proc = speak_proc;
speak_task->result = NULL;
speak_task->voice = This;
speak_task->engine = engine;
speak_task->frag_list = frag;
speak_task->site = site;
speak_task->flags = flags & SPF_NLP_SPEAK_PUNC;
@ -958,6 +983,7 @@ static HRESULT WINAPI spvoice_Speak(ISpVoice *iface, const WCHAR *contents, DWOR
fail:
if (site) ISpTTSEngineSite_Release(site);
if (engine) ISpTTSEngine_Release(engine);
free(frag);
free(speak_task);
if (result)
@ -1397,6 +1423,7 @@ HRESULT speech_voice_create(IUnknown *outer, REFIID iid, void **obj)
This->ref = 1;
This->output = NULL;
This->engine_token = NULL;
This->engine = NULL;
This->cur_stream_num = 0;
This->actions = SPVES_CONTINUE;