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Diffstat (limited to 'tinyDAV/src/audio/wasapi/tdav_producer_wasapi.cxx')
-rw-r--r--tinyDAV/src/audio/wasapi/tdav_producer_wasapi.cxx681
1 files changed, 681 insertions, 0 deletions
diff --git a/tinyDAV/src/audio/wasapi/tdav_producer_wasapi.cxx b/tinyDAV/src/audio/wasapi/tdav_producer_wasapi.cxx
new file mode 100644
index 0000000..7d172a2
--- /dev/null
+++ b/tinyDAV/src/audio/wasapi/tdav_producer_wasapi.cxx
@@ -0,0 +1,681 @@
+/*Copyright (C) 2013 Mamadou DIOP
+* Copyright (C) 2013-2014 Doubango Telecom <http://www.doubango.org>
+*
+* This file is part of Open Source Doubango Framework.
+*
+* DOUBANGO is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* DOUBANGO is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with DOUBANGO.
+*/
+/**@file tdav_producer_wasapi.cxx
+ * @brief Microsoft Windows Audio Session API (WASAPI) producer.
+ * http://msdn.microsoft.com/en-us/library/windows/desktop/dd316551(v=vs.85).aspx
+ */
+#include "tinydav/audio/wasapi/tdav_producer_wasapi.h"
+
+#if HAVE_WASAPI
+
+#include "tinydav/audio/tdav_producer_audio.h"
+
+#include "tsk_memory.h"
+#include "tsk_string.h"
+#include "tsk_debug.h"
+
+#include <windows.h>
+#include <audioclient.h>
+#include <phoneaudioclient.h>
+
+#include <speex/speex_buffer.h>
+
+#if !defined(TDAV_WASAPI_PRODUCER_NOTIF_POS_COUNT)
+# define TDAV_WASAPI_PRODUCER_NOTIF_POS_COUNT 10
+#endif
+#define WASAPI_MILLIS_TO_100NS(MILLIS) (((LONGLONG)(MILLIS)) * 10000ui64)
+#define WASAPI_100NS_TO_MILLIS(NANOS) (((LONGLONG)(NANOS)) / 10000ui64)
+
+#define WASAPI_DEBUG_INFO(FMT, ...) TSK_DEBUG_INFO("[WASAPI Producer] " FMT, ##__VA_ARGS__)
+#define WASAPI_DEBUG_WARN(FMT, ...) TSK_DEBUG_WARN("[WASAPI Producer] " FMT, ##__VA_ARGS__)
+#define WASAPI_DEBUG_ERROR(FMT, ...) TSK_DEBUG_ERROR("[WASAPI Producer] " FMT, ##__VA_ARGS__)
+#define WASAPI_DEBUG_FATAL(FMT, ...) TSK_DEBUG_FATAL("[WASAPI Producer] " FMT, ##__VA_ARGS__)
+
+struct tdav_producer_wasapi_s;
+
+namespace Doubango
+{
+ namespace VoIP
+ {
+ ref class AudioCapture sealed
+ {
+ public:
+ virtual ~AudioCapture();
+ internal:
+ AudioCapture();
+
+ int Prepare(struct tdav_producer_wasapi_s* wasapi, const tmedia_codec_t* codec);
+ int UnPrepare();
+ int Start();
+ int Stop();
+ int Pause();
+
+ private:
+ void AsyncThread(Windows::Foundation::IAsyncAction^ operation);
+
+ private:
+ tsk_mutex_handle_t* m_hMutex;
+ IAudioClient2* m_pDevice;
+ IAudioCaptureClient* m_pClient;
+ HANDLE m_hCaptureEvent;
+ HANDLE m_hShutdownEvent;
+ Windows::Foundation::IAsyncAction^ m_pAsyncThread;
+ INT32 m_nBytesPerNotif;
+ INT32 m_nSourceFrameSizeInBytes;
+
+ struct{
+ tmedia_producer_enc_cb_f fn;
+ const void* pcData;
+ } m_callback;
+
+ struct {
+ struct {
+ void* buffer;
+ tsk_size_t size;
+ } chunck;
+ SpeexBuffer* buffer;
+ tsk_size_t size;
+ } m_ring;
+ bool m_bStarted;
+ bool m_bPrepared;
+ bool m_bPaused;
+ };
+ }
+}
+
+typedef struct tdav_producer_wasapi_s
+{
+ TDAV_DECLARE_PRODUCER_AUDIO;
+
+ Doubango::VoIP::AudioCapture ^audioCapture;
+}
+tdav_producer_wasapi_t;
+
+extern "C" void tdav_win32_print_error(const char* func, HRESULT hr);
+
+
+/* ============ Media Producer Interface ================= */
+static int tdav_producer_wasapi_set(tmedia_producer_t* self, const tmedia_param_t* param)
+{
+ tdav_producer_wasapi_t* wasapi = (tdav_producer_wasapi_t*)self;
+ if (param->plugin_type == tmedia_ppt_producer) {
+ if (param->value_type == tmedia_pvt_int32) {
+ if (tsk_striequals(param->key, "volume")) {
+ return 0;
+ }
+ else if (tsk_striequals(param->key, "mute")) {
+ //wasapi->mute = (TSK_TO_INT32((uint8_t*)param->value) != 0);
+#if !FIXME_SEND_SILENCE_ON_MUTE
+ //if(wasapi->started){
+ // if(wasapi->mute){
+ //IDirectSoundCaptureBuffer_Stop(wasapi->captureBuffer);
+ // }
+ // else{
+ //IDirectSoundCaptureBuffer_Start(wasapi->captureBuffer, DSBPLAY_LOOPING);
+ // }
+ //}
+#endif
+ return 0;
+ }
+ }
+ }
+ return tdav_producer_audio_set(TDAV_PRODUCER_AUDIO(self), param);
+}
+
+
+
+static int tdav_producer_wasapi_prepare(tmedia_producer_t* self, const tmedia_codec_t* codec)
+{
+ tdav_producer_wasapi_t* wasapi = (tdav_producer_wasapi_t*)self;
+
+ if(!wasapi || !codec || !wasapi->audioCapture){
+ WASAPI_DEBUG_ERROR("Invalid parameter");
+ return -1;
+ }
+
+ /* codec should have ptime */
+ TMEDIA_PRODUCER(wasapi)->audio.channels = TMEDIA_CODEC_CHANNELS_AUDIO_ENCODING(codec);
+ TMEDIA_PRODUCER(wasapi)->audio.rate = TMEDIA_CODEC_RATE_ENCODING(codec);
+ TMEDIA_PRODUCER(wasapi)->audio.ptime = TMEDIA_CODEC_PTIME_AUDIO_ENCODING(codec);
+
+ WASAPI_DEBUG_INFO("channels=%d, rate=%d, ptime=%d",
+ TMEDIA_PRODUCER(wasapi)->audio.channels,
+ TMEDIA_PRODUCER(wasapi)->audio.rate,
+ TMEDIA_PRODUCER(wasapi)->audio.ptime);
+
+ return wasapi->audioCapture->Prepare(wasapi, codec);
+}
+
+static int tdav_producer_wasapi_start(tmedia_producer_t* self)
+{
+ tdav_producer_wasapi_t* wasapi = (tdav_producer_wasapi_t*)self;
+
+ WASAPI_DEBUG_INFO("tdav_producer_wasapi_start()");
+
+ if(!wasapi || !wasapi->audioCapture){
+ WASAPI_DEBUG_ERROR("Invalid parameter");
+ return -1;
+ }
+
+ return wasapi->audioCapture->Start();
+}
+
+static int tdav_producer_wasapi_pause(tmedia_producer_t* self)
+{
+ tdav_producer_wasapi_t* wasapi = (tdav_producer_wasapi_t*)self;
+
+ if(!wasapi || !wasapi->audioCapture){
+ WASAPI_DEBUG_ERROR("Invalid parameter");
+ return -1;
+ }
+
+ return wasapi->audioCapture->Pause();
+}
+
+static int tdav_producer_wasapi_stop(tmedia_producer_t* self)
+{
+ tdav_producer_wasapi_t* wasapi = (tdav_producer_wasapi_t*)self;
+
+ WASAPI_DEBUG_INFO("tdav_producer_wasapi_stop()");
+
+ if(!wasapi || !wasapi->audioCapture){
+ WASAPI_DEBUG_ERROR("Invalid parameter");
+ return -1;
+ }
+
+ return wasapi->audioCapture->Stop();
+}
+
+
+
+
+
+
+
+Doubango::VoIP::AudioCapture::AudioCapture()
+ : m_pDevice(nullptr)
+ , m_hMutex(nullptr)
+ , m_pClient(nullptr)
+ , m_hCaptureEvent(nullptr)
+ , m_hShutdownEvent(nullptr)
+ , m_pAsyncThread(nullptr)
+ , m_nBytesPerNotif(0)
+ , m_nSourceFrameSizeInBytes(0)
+ , m_bStarted(false)
+ , m_bPrepared(false)
+ , m_bPaused(false)
+{
+ m_callback.fn = nullptr, m_callback.pcData = nullptr;
+ memset(&m_ring, 0, sizeof(m_ring));
+
+ if(!(m_hMutex = tsk_mutex_create())){
+ throw ref new Platform::FailureException(L"Failed to create mutex");
+ }
+}
+
+Doubango::VoIP::AudioCapture::~AudioCapture()
+{
+ Stop();
+ UnPrepare();
+
+ tsk_mutex_destroy(&m_hMutex);
+}
+
+int Doubango::VoIP::AudioCapture::Prepare(tdav_producer_wasapi_t* wasapi, const tmedia_codec_t* codec)
+{
+ HRESULT hr = E_FAIL;
+ int ret = 0;
+ WAVEFORMATEX wfx = {0};
+ AudioClientProperties properties = {0};
+ LPCWSTR pwstrCaptureId = nullptr;
+
+ #define WASAPI_SET_ERROR(code) ret = (code); goto bail;
+
+ tsk_mutex_lock(m_hMutex);
+
+ if(m_bPrepared)
+ {
+ WASAPI_DEBUG_INFO("#WASAPI: Audio producer already prepared");
+ goto bail;
+ }
+
+ if(!wasapi || !codec)
+ {
+ WASAPI_DEBUG_ERROR("Invalid parameter");
+ WASAPI_SET_ERROR(-1);
+ }
+
+ if(m_pDevice || m_pClient){
+ WASAPI_DEBUG_ERROR("Producer already prepared");
+ WASAPI_SET_ERROR(-2);
+ }
+
+ pwstrCaptureId = GetDefaultAudioCaptureId(AudioDeviceRole::Communications);
+
+ if (NULL == pwstrCaptureId){
+ tdav_win32_print_error("GetDefaultAudioCaptureId", HRESULT_FROM_WIN32(GetLastError()));
+ WASAPI_SET_ERROR(-3);
+ }
+
+ hr = ActivateAudioInterface(pwstrCaptureId, __uuidof(IAudioClient2), (void**)&m_pDevice);
+ if(!SUCCEEDED(hr)){
+ tdav_win32_print_error("ActivateAudioInterface", HRESULT_FROM_WIN32(GetLastError()));
+ WASAPI_SET_ERROR(-4);
+ }
+
+ if (SUCCEEDED(hr)){
+ properties.cbSize = sizeof AudioClientProperties;
+ properties.eCategory = AudioCategory_Communications;
+ hr = m_pDevice->SetClientProperties(&properties);
+ if (!SUCCEEDED(hr)){
+ tdav_win32_print_error("SetClientProperties", HRESULT_FROM_WIN32(GetLastError()));
+ WASAPI_SET_ERROR(-5);
+ }
+ }
+ else{
+ tdav_win32_print_error("ActivateAudioInterface", HRESULT_FROM_WIN32(GetLastError()));
+ WASAPI_SET_ERROR(-6);
+ }
+
+ /* Set best format */
+ {
+ wfx.wFormatTag = WAVE_FORMAT_PCM;
+ wfx.nChannels = TMEDIA_PRODUCER(wasapi)->audio.channels;
+ wfx.nSamplesPerSec = TMEDIA_PRODUCER(wasapi)->audio.rate;
+ wfx.wBitsPerSample = TMEDIA_PRODUCER(wasapi)->audio.bits_per_sample;
+ wfx.nBlockAlign = (wfx.nChannels * wfx.wBitsPerSample/8);
+ wfx.nAvgBytesPerSec = (wfx.nSamplesPerSec * wfx.nBlockAlign);
+
+ PWAVEFORMATEX pwfxClosestMatch = NULL;
+ hr = m_pDevice->IsFormatSupported(AUDCLNT_SHAREMODE_SHARED, &wfx, &pwfxClosestMatch);
+ if(hr != S_OK && hr != S_FALSE)
+ {
+ tdav_win32_print_error("IsFormatSupported", HRESULT_FROM_WIN32(GetLastError()));
+ WASAPI_SET_ERROR(-8);
+ }
+
+ if(hr == S_FALSE)
+ {
+ if(!pwfxClosestMatch)
+ {
+ WASAPI_DEBUG_ERROR("malloc(%d) failed", sizeof(WAVEFORMATEX));
+ WASAPI_SET_ERROR(-7);
+ }
+ wfx.nChannels = pwfxClosestMatch->nChannels;
+ wfx.nSamplesPerSec = pwfxClosestMatch->nSamplesPerSec;
+#if 0
+ wfx.wBitsPerSample = pwfxClosestMatch->wBitsPerSample;
+#endif
+ wfx.nBlockAlign = wfx.nChannels * (wfx.wBitsPerSample / 8);
+ wfx.nAvgBytesPerSec = wfx.nSamplesPerSec * wfx.nBlockAlign;
+ // Request resampler
+ TMEDIA_PRODUCER(wasapi)->audio.rate = (uint32_t)wfx.nSamplesPerSec;
+ TMEDIA_PRODUCER(wasapi)->audio.bits_per_sample = (uint8_t)wfx.wBitsPerSample;
+ TMEDIA_PRODUCER(wasapi)->audio.channels = (uint8_t)wfx.nChannels;
+
+ WASAPI_DEBUG_INFO("Audio device format fallback: rate=%d, bps=%d, channels=%d", wfx.nSamplesPerSec, wfx.wBitsPerSample, wfx.nChannels);
+ }
+ if(pwfxClosestMatch)
+ {
+ CoTaskMemFree(pwfxClosestMatch);
+ }
+ }
+
+ m_nSourceFrameSizeInBytes = (wfx.wBitsPerSample >> 3) * wfx.nChannels;
+ m_nBytesPerNotif = ((wfx.nAvgBytesPerSec * TMEDIA_PRODUCER(wasapi)->audio.ptime)/1000);
+
+ // Initialize
+ hr = m_pDevice->Initialize(
+ AUDCLNT_SHAREMODE_SHARED,
+ AUDCLNT_STREAMFLAGS_EVENTCALLBACK,
+ (TDAV_WASAPI_PRODUCER_NOTIF_POS_COUNT * WASAPI_MILLIS_TO_100NS(TMEDIA_PRODUCER(wasapi)->audio.ptime)),
+ 0,
+ &wfx,
+ NULL);
+ if (!SUCCEEDED(hr)){
+ tdav_win32_print_error("#WASAPI: Capture::SetClientProperties", hr);
+ WASAPI_SET_ERROR(-9);
+ }
+
+ REFERENCE_TIME DefaultDevicePeriod, MinimumDevicePeriod;
+ hr = m_pDevice->GetDevicePeriod(&DefaultDevicePeriod, &MinimumDevicePeriod);
+ if (!SUCCEEDED(hr)){
+ tdav_win32_print_error("GetDevicePeriod", hr);
+ WASAPI_SET_ERROR(-10);
+ }
+ WASAPI_DEBUG_INFO("#WASAPI(Capture): DefaultDevicePeriod=%lld ms, MinimumDevicePeriod=%lldms", WASAPI_100NS_TO_MILLIS(DefaultDevicePeriod), WASAPI_100NS_TO_MILLIS(MinimumDevicePeriod));
+
+ if(!m_hCaptureEvent){
+ if(!(m_hCaptureEvent = CreateEventEx(NULL, NULL, 0, EVENT_ALL_ACCESS))){
+ tdav_win32_print_error("CreateEventEx(Capture)", HRESULT_FROM_WIN32(GetLastError()));
+ WASAPI_SET_ERROR(-11);
+ }
+ }
+ if(!m_hShutdownEvent){
+ if(!(m_hShutdownEvent = CreateEventEx(NULL, NULL, CREATE_EVENT_MANUAL_RESET, EVENT_ALL_ACCESS))){
+ tdav_win32_print_error("CreateEventEx(Shutdown)", HRESULT_FROM_WIN32(GetLastError()));
+ WASAPI_SET_ERROR(-12);
+ }
+ }
+
+ hr = m_pDevice->SetEventHandle(m_hCaptureEvent);
+ if (!SUCCEEDED(hr)){
+ tdav_win32_print_error("SetEventHandle", hr);
+ WASAPI_SET_ERROR(-13);
+ }
+
+ hr = m_pDevice->GetService(__uuidof(IAudioCaptureClient), (void**)&m_pClient);
+ if (!SUCCEEDED(hr)){
+ tdav_win32_print_error("GetService", hr);
+ WASAPI_SET_ERROR(-14);
+ }
+
+ int packetperbuffer = (1000 / TMEDIA_PRODUCER(wasapi)->audio.ptime);
+ m_ring.chunck.size = wfx.nSamplesPerSec * (wfx.wBitsPerSample >> 3) / packetperbuffer;
+ WASAPI_DEBUG_INFO("#WASAPI: Audio producer ring chunk size = %u", m_ring.chunck.size);
+ // allocate our chunck buffer
+ if(!(m_ring.chunck.buffer = tsk_realloc(m_ring.chunck.buffer, m_ring.chunck.size))){
+ WASAPI_DEBUG_ERROR("Failed to allocate new buffer");
+ WASAPI_SET_ERROR(-15);
+ }
+ // create ringbuffer
+ m_ring.size = TDAV_WASAPI_PRODUCER_NOTIF_POS_COUNT * m_ring.chunck.size;
+ WASAPI_DEBUG_INFO("#WASAPI: Audio producer ring size = %u", m_ring.size);
+ if(!m_ring.buffer){
+ m_ring.buffer = speex_buffer_init(m_ring.size);
+ }
+ else {
+ int sret;
+ if((sret = speex_buffer_resize(m_ring.buffer, m_ring.size)) < 0){
+ WASAPI_DEBUG_ERROR("speex_buffer_resize(%d) failed with error code=%d", m_ring.size, sret);
+ WASAPI_SET_ERROR(-16);
+ }
+ }
+ if(!m_ring.buffer){
+ WASAPI_DEBUG_ERROR("Failed to create a new ring buffer with size = %d", m_ring.size);
+ WASAPI_SET_ERROR(-17);
+ }
+
+ m_callback.fn = TMEDIA_PRODUCER(wasapi)->enc_cb.callback;
+ m_callback.pcData = TMEDIA_PRODUCER(wasapi)->enc_cb.callback_data;
+
+bail:
+ if (pwstrCaptureId){
+ CoTaskMemFree((LPVOID)pwstrCaptureId);
+ }
+ if(ret != 0){
+ UnPrepare();
+ }
+ m_bPrepared = (ret == 0);
+
+ tsk_mutex_unlock(m_hMutex);
+
+ return ret;
+}
+
+int Doubango::VoIP::AudioCapture::UnPrepare()
+{
+ tsk_mutex_lock(m_hMutex);
+
+ if(m_hCaptureEvent)
+ {
+ CloseHandle(m_hCaptureEvent), m_hCaptureEvent = nullptr;
+ }
+ if(m_hShutdownEvent)
+ {
+ CloseHandle(m_hShutdownEvent), m_hShutdownEvent = nullptr;
+ }
+ if(m_pDevice)
+ {
+ m_pDevice->Release(), m_pDevice = nullptr;
+ }
+ if(m_pClient)
+ {
+ m_pClient->Release(), m_pClient = nullptr;
+ }
+
+ TSK_FREE(m_ring.chunck.buffer);
+ if(m_ring.buffer){
+ speex_buffer_destroy(m_ring.buffer);
+ m_ring.buffer = nullptr;
+ }
+
+ m_callback.fn = nullptr;
+ m_callback.pcData = nullptr;
+
+ m_bPrepared = false;
+
+ tsk_mutex_unlock(m_hMutex);
+
+ return 0;
+}
+
+int Doubango::VoIP::AudioCapture::Start()
+{
+ tsk_mutex_lock(m_hMutex);
+
+ if(m_bStarted)
+ {
+ WASAPI_DEBUG_INFO("#WASAPI: Audio producer already started");
+ goto bail;
+ }
+ if(!m_bPrepared)
+ {
+ WASAPI_DEBUG_ERROR("Audio producer not prepared");
+ goto bail;
+ }
+
+ m_pAsyncThread = Windows::System::Threading::ThreadPool::RunAsync(ref new Windows::System::Threading::WorkItemHandler(this, &Doubango::VoIP::AudioCapture::AsyncThread),
+ Windows::System::Threading::WorkItemPriority::High,
+ Windows::System::Threading::WorkItemOptions::TimeSliced);
+
+ if((m_bStarted = (m_pAsyncThread != nullptr)))
+ {
+ HRESULT hr = m_pDevice->Start();
+ if(!SUCCEEDED(hr))
+ {
+ tdav_win32_print_error("Device::Start", hr);
+ Stop();
+ }
+ m_bPaused = false;
+ }
+
+bail:
+ tsk_mutex_unlock(m_hMutex);
+
+ return (m_bStarted ? 0 : -2);
+}
+
+int Doubango::VoIP::AudioCapture::Stop()
+{
+ m_bStarted = false;
+
+ tsk_mutex_lock(m_hMutex);
+
+ if (m_hShutdownEvent)
+ {
+ SetEvent(m_hShutdownEvent);
+ }
+
+ if (m_pAsyncThread)
+ {
+ m_pAsyncThread->Cancel();
+ m_pAsyncThread->Close();
+ m_pAsyncThread = nullptr;
+ }
+
+ if(m_pDevice)
+ {
+ m_pDevice->Stop();
+ }
+
+ // will be prepared again before next start()
+ UnPrepare();
+
+ tsk_mutex_unlock(m_hMutex);
+
+ return 0;
+}
+
+int Doubango::VoIP::AudioCapture::Pause()
+{
+ tsk_mutex_lock(m_hMutex);
+
+ m_bPaused = true;
+
+ tsk_mutex_unlock(m_hMutex);
+
+ return 0;
+}
+
+void Doubango::VoIP::AudioCapture::AsyncThread(Windows::Foundation::IAsyncAction^ operation)
+{
+ HRESULT hr = S_OK;
+ BYTE* pbData = nullptr;
+ UINT32 nFrames = 0;
+ DWORD dwFlags = 0;
+ UINT32 incomingBufferSize;
+ INT32 avail;
+ UINT32 nNextPacketSize;
+
+ HANDLE eventHandles[] = {
+ m_hCaptureEvent, // WAIT_OBJECT0
+ m_hShutdownEvent // WAIT_OBJECT1
+ };
+
+ WASAPI_DEBUG_INFO("#WASAPI: __record_thread -- START");
+
+ #define BREAK_WHILE tsk_mutex_unlock(m_hMutex); break;
+
+ while(m_bStarted && SUCCEEDED(hr)){
+ DWORD waitResult = WaitForMultipleObjectsEx(SIZEOF_ARRAY(eventHandles), eventHandles, FALSE, INFINITE, FALSE);
+
+ tsk_mutex_lock(m_hMutex);
+
+ if(!m_bStarted){
+ BREAK_WHILE;
+ }
+
+ if(waitResult == WAIT_OBJECT_0 && m_callback.fn) {
+ hr = m_pClient->GetNextPacketSize(&nNextPacketSize);
+ while(SUCCEEDED(hr) && nNextPacketSize >0){
+ hr = m_pClient->GetBuffer(&pbData, &nFrames, &dwFlags, nullptr, nullptr);
+ if(SUCCEEDED(hr) && pbData && nFrames){
+ if((dwFlags & AUDCLNT_BUFFERFLAGS_SILENT) != AUDCLNT_BUFFERFLAGS_SILENT){
+ incomingBufferSize = nFrames * m_nSourceFrameSizeInBytes;
+ speex_buffer_write(m_ring.buffer, pbData, incomingBufferSize);
+ avail = speex_buffer_get_available(m_ring.buffer);
+ while (m_bStarted && avail >= (INT32)m_ring.chunck.size) {
+ avail -= speex_buffer_read(m_ring.buffer, m_ring.chunck.buffer, m_ring.chunck.size);
+ m_callback.fn(m_callback.pcData, m_ring.chunck.buffer, m_ring.chunck.size);
+ }
+ }
+
+ if (SUCCEEDED(hr)){
+ hr = m_pClient->ReleaseBuffer(nFrames);
+ }
+ if (SUCCEEDED(hr)){
+ hr = m_pClient->GetNextPacketSize(&nNextPacketSize);
+ }
+ }
+ }
+ }
+ else if(waitResult != WAIT_OBJECT_0){
+ BREAK_WHILE;
+ }
+
+ tsk_mutex_unlock(m_hMutex);
+ }// end-of-while
+
+ if (!SUCCEEDED(hr)){
+ tdav_win32_print_error("AsyncThread: ", hr);
+ }
+
+
+ WASAPI_DEBUG_INFO("WASAPI: __record_thread(%s) -- STOP", SUCCEEDED(hr) ? "OK": "NOK");
+}
+
+
+
+
+
+
+
+//
+// WaveAPI producer object definition
+//
+/* constructor */
+static tsk_object_t* tdav_producer_wasapi_ctor(tsk_object_t * self, va_list * app)
+{
+ tdav_producer_wasapi_t *wasapi = (tdav_producer_wasapi_t*)self;
+ if(wasapi){
+ /* init base */
+ tdav_producer_audio_init(TDAV_PRODUCER_AUDIO(wasapi));
+ /* init self */
+
+ wasapi->audioCapture = ref new Doubango::VoIP::AudioCapture();
+ }
+ return self;
+}
+/* destructor */
+static tsk_object_t* tdav_producer_wasapi_dtor(tsk_object_t * self)
+{
+ tdav_producer_wasapi_t *wasapi = (tdav_producer_wasapi_t*)self;
+ if(wasapi){
+ /* stop */
+ tdav_producer_wasapi_stop((tmedia_producer_t*)self);
+ /* deinit base */
+ tdav_producer_audio_deinit(TDAV_PRODUCER_AUDIO(wasapi));
+ /* deinit self */
+ if(wasapi->audioCapture){
+ delete wasapi->audioCapture;
+ wasapi->audioCapture = nullptr;
+ }
+ }
+
+ return self;
+}
+/* object definition */
+static const tsk_object_def_t tdav_producer_wasapi_def_s =
+{
+ sizeof(tdav_producer_wasapi_t),
+ tdav_producer_wasapi_ctor,
+ tdav_producer_wasapi_dtor,
+ tdav_producer_audio_cmp,
+};
+/* plugin definition*/
+static const tmedia_producer_plugin_def_t tdav_producer_wasapi_plugin_def_s =
+{
+ &tdav_producer_wasapi_def_s,
+
+ tmedia_audio,
+ "Microsoft Windows Audio Session API (WASAPI) producer",
+
+ tdav_producer_wasapi_set,
+ tdav_producer_wasapi_prepare,
+ tdav_producer_wasapi_start,
+ tdav_producer_wasapi_pause,
+ tdav_producer_wasapi_stop
+};
+const tmedia_producer_plugin_def_t *tdav_producer_wasapi_plugin_def_t = &tdav_producer_wasapi_plugin_def_s;
+
+
+
+
+#endif /* HAVE_WASAPI */
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