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mf: Create and initialize audio client for SAR stream. 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2020-04-21 16:43:01 +03:00 committed by Alexandre Julliard
parent 2931ebd0d3
commit da6ad526e9
1 changed files with 54 additions and 0 deletions
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54
dlls/mf/sar.c
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@ -50,6 +50,8 @@ struct audio_renderer
IMFMediaType *media_type;
IMFMediaType *current_media_type;
IMMDevice *device;
IAudioClient *audio_client;
HANDLE buffer_ready_event;
BOOL is_shut_down;
CRITICAL_SECTION cs;
};
@ -172,6 +174,9 @@ static ULONG WINAPI audio_renderer_sink_Release(IMFMediaSink *iface)
IMFMediaType_Release(renderer->media_type);
if (renderer->current_media_type)
IMFMediaType_Release(renderer->current_media_type);
CloseHandle(renderer->buffer_ready_event);
if (renderer->audio_client)
IAudioClient_Release(renderer->audio_client);
DeleteCriticalSection(&renderer->cs);
heap_free(renderer);
}
@ -1110,6 +1115,52 @@ static HRESULT WINAPI audio_renderer_stream_type_handler_GetMediaTypeByIndex(IMF
return S_OK;
}
static HRESULT audio_renderer_create_audio_client(struct audio_renderer *renderer)
{
WAVEFORMATEX *wfx;
HRESULT hr;
if (renderer->audio_client)
{
IAudioClient_Release(renderer->audio_client);
renderer->audio_client = NULL;
}
hr = IMMDevice_Activate(renderer->device, &IID_IAudioClient, CLSCTX_INPROC_SERVER, NULL,
(void **)&renderer->audio_client);
if (FAILED(hr))
{
WARN("Failed to create audio client, hr %#x.\n", hr);
return hr;
}
/* FIXME: use SAR configuration for flags and session id. */
/* FIXME: for now always use default format. */
if (FAILED(hr = IAudioClient_GetMixFormat(renderer->audio_client, &wfx)))
{
WARN("Failed to get audio format, hr %#x.\n", hr);
return hr;
}
hr = IAudioClient_Initialize(renderer->audio_client, AUDCLNT_SHAREMODE_SHARED, AUDCLNT_STREAMFLAGS_EVENTCALLBACK,
1000000, 0, wfx, NULL);
CoTaskMemFree(wfx);
if (FAILED(hr))
{
WARN("Failed to initialize audio client, hr %#x.\n", hr);
return hr;
}
if (FAILED(hr = IAudioClient_SetEventHandle(renderer->audio_client, renderer->buffer_ready_event)))
{
WARN("Failed to set event handle, hr %#x.\n", hr);
return hr;
}
return hr;
}
static HRESULT WINAPI audio_renderer_stream_type_handler_SetCurrentMediaType(IMFMediaTypeHandler *iface,
IMFMediaType *media_type)
{
@ -1130,6 +1181,8 @@ static HRESULT WINAPI audio_renderer_stream_type_handler_SetCurrentMediaType(IMF
IMFMediaType_Release(renderer->current_media_type);
renderer->current_media_type = media_type;
IMFMediaType_AddRef(renderer->current_media_type);
hr = audio_renderer_create_audio_client(renderer);
}
else
hr = MF_E_INVALIDMEDIATYPE;
@ -1249,6 +1302,7 @@ static HRESULT sar_create_object(IMFAttributes *attributes, void *user_context,
renderer->IMFAudioPolicy_iface.lpVtbl = &audio_renderer_policy_vtbl;
renderer->refcount = 1;
InitializeCriticalSection(&renderer->cs);
renderer->buffer_ready_event = CreateEventW(NULL, FALSE, FALSE, NULL);
if (FAILED(hr = MFCreateEventQueue(&renderer->event_queue)))
goto failed;