Commit d1d186ee authored by Bernhard Kölbl's avatar Bernhard Kölbl Committed by Alexandre Julliard

windows.media.speech: Store recorded audio in a temporary ringbuffer.

parent 74129bd8
......@@ -192,9 +192,10 @@ static DWORD CALLBACK session_worker_thread_cb( void *args )
ISpeechContinuousRecognitionSession *iface = args;
struct session *impl = impl_from_ISpeechContinuousRecognitionSession(iface);
BOOLEAN running = TRUE, paused = FALSE;
UINT32 frame_count, tmp_buf_size;
BYTE *audio_buf, *tmp_buf;
DWORD flags, status;
HANDLE events[2];
BYTE *audio_buf;
HRESULT hr;
SetThreadDescription(GetCurrentThread(), L"wine_speech_recognition_session_worker");
......@@ -202,6 +203,16 @@ static DWORD CALLBACK session_worker_thread_cb( void *args )
if (FAILED(hr = IAudioClient_Start(impl->audio_client)))
goto error;
if (FAILED(hr = IAudioClient_GetBufferSize(impl->audio_client, &frame_count)))
goto error;
tmp_buf_size = sizeof(*tmp_buf) * frame_count * impl->capture_wfx.nBlockAlign;
if (!(tmp_buf = malloc(tmp_buf_size)))
{
ERR("Memory allocation failed.\n");
return 1;
}
while (running)
{
BOOLEAN old_paused = paused;
......@@ -232,13 +243,28 @@ static DWORD CALLBACK session_worker_thread_cb( void *args )
}
else if (status == 1) /* audio_buf_event signaled */
{
SIZE_T packet_size = 0, tmp_buf_offset = 0;
UINT32 frames_available = 0;
while (IAudioCaptureClient_GetBuffer(impl->capture_client, &audio_buf, &frames_available, &flags, NULL, NULL) == S_OK)
while (tmp_buf_offset < tmp_buf_size
&& IAudioCaptureClient_GetBuffer(impl->capture_client, &audio_buf, &frames_available, &flags, NULL, NULL) == S_OK)
{
/* TODO: Send mic data to recognizer and handle results. */
packet_size = frames_available * impl->capture_wfx.nBlockAlign;
if (tmp_buf_offset + packet_size > tmp_buf_size)
{
/* Defer processing until the next iteration of the worker loop. */
IAudioCaptureClient_ReleaseBuffer(impl->capture_client, 0);
SetEvent(impl->audio_buf_event);
break;
}
memcpy(tmp_buf + tmp_buf_offset, audio_buf, packet_size);
tmp_buf_offset += packet_size;
IAudioCaptureClient_ReleaseBuffer(impl->capture_client, frames_available);
}
/* TODO: Send mic data to recognizer and handle results. */
}
else
{
......@@ -253,6 +279,8 @@ static DWORD CALLBACK session_worker_thread_cb( void *args )
if (FAILED(hr = IAudioClient_Reset(impl->audio_client)))
ERR("IAudioClient_Reset failed with %#lx.\n", hr);
free(tmp_buf);
return 0;
error:
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment