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Init Audio Output correctly

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Florian Märkl 2019-08-06 21:45:55 +02:00
commit c8ce9f899e
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4 changed files with 67 additions and 29 deletions
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3
gui/include/streamsession.h
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@ -79,6 +79,9 @@ class StreamSession : public QObject
void PushVideoSample(uint8_t *buf, size_t buf_size);
void Event(ChiakiEvent *event);
private slots:
void InitAudio(unsigned int channels, unsigned int rate);
public:
explicit StreamSession(const StreamSessionConnectInfo &connect_info, QObject *parent = nullptr);
~StreamSession();

77
gui/src/streamsession.cpp
View file

@ -29,6 +29,7 @@
#include <cstring>
static void AudioSettingsCb(uint32_t channels, uint32_t rate, void *user);
static void AudioFrameCb(int16_t *buf, size_t samples_count, void *user);
static void VideoSampleCb(uint8_t *buf, size_t buf_size, void *user);
static void EventCb(ChiakiEvent *event, void *user);
@ -39,7 +40,9 @@ StreamSession::StreamSession(const StreamSessionConnectInfo &connect_info, QObje
#if CHIAKI_GUI_ENABLE_QT_GAMEPAD
gamepad(nullptr),
#endif
video_decoder(log.GetChiakiLog())
video_decoder(log.GetChiakiLog()),
audio_output(nullptr),
audio_io(nullptr)
{
QByteArray host_str = connect_info.host.toUtf8();
QByteArray registkey_str = connect_info.registkey.toUtf8();
@ -71,30 +74,13 @@ StreamSession::StreamSession(const StreamSessionConnectInfo &connect_info, QObje
if(err != CHIAKI_ERR_SUCCESS || did_size != sizeof(chiaki_connect_info.did))
throw ChiakiException("Did invalid");
// TODO: move audio init out of here and use values from audio header
QAudioFormat audio_format;
audio_format.setSampleRate(48000);
audio_format.setChannelCount(2);
audio_format.setSampleSize(16);
audio_format.setCodec("audio/pcm");
audio_format.setSampleType(QAudioFormat::SignedInt);
QAudioDeviceInfo audio_device_info(QAudioDeviceInfo::defaultOutputDevice());
if(!audio_device_info.isFormatSupported(audio_format))
{
printf("audio output format not supported\n");
}
audio_output = new QAudioOutput(audio_format, this);
audio_io = audio_output->start();
memset(&keyboard_state, 0, sizeof(keyboard_state));
err = chiaki_session_init(&session, &chiaki_connect_info, log.GetChiakiLog());
if(err != CHIAKI_ERR_SUCCESS)
throw ChiakiException("Chiaki Session Init failed: " + QString::fromLocal8Bit(chiaki_error_string(err)));
chiaki_session_set_audio_frame_cb(&session, AudioFrameCb, this);
chiaki_session_set_audio_cb(&session, AudioSettingsCb, AudioFrameCb, this);
chiaki_session_set_video_sample_cb(&session, VideoSampleCb, this);
chiaki_session_set_event_cb(&session, EventCb, this);
@ -106,11 +92,11 @@ StreamSession::StreamSession(const StreamSessionConnectInfo &connect_info, QObje
StreamSession::~StreamSession()
{
chiaki_session_join(&session);
chiaki_session_fini(&session);
#if CHIAKI_GUI_ENABLE_QT_GAMEPAD
delete gamepad;
#endif
chiaki_session_join(&session);
chiaki_session_fini(&session);
}
void StreamSession::Start()
@ -243,8 +229,40 @@ void StreamSession::SendFeedbackState()
chiaki_session_set_controller_state(&session, &state);
}
void StreamSession::InitAudio(unsigned int channels, unsigned int rate)
{
delete audio_output;
audio_output = nullptr;
audio_io = nullptr;
QAudioFormat audio_format;
audio_format.setSampleRate(rate);
audio_format.setChannelCount(channels);
audio_format.setSampleSize(16);
audio_format.setCodec("audio/pcm");
audio_format.setSampleType(QAudioFormat::SignedInt);
QAudioDeviceInfo audio_device_info(QAudioDeviceInfo::defaultOutputDevice());
if(!audio_device_info.isFormatSupported(audio_format))
{
CHIAKI_LOGE(log.GetChiakiLog(), "Audio Format with %u channels @ %u Hz not supported by Audio Device %s",
channels, rate,
audio_device_info.deviceName().toLocal8Bit().constData());
return;
}
audio_output = new QAudioOutput(audio_format, this);
audio_io = audio_output->start();
CHIAKI_LOGI(log.GetChiakiLog(), "Audio Device %s opened with %u channels @ %u Hz",
audio_device_info.deviceName().toLocal8Bit().constData(),
channels, rate);
}
void StreamSession::PushAudioFrame(int16_t *buf, size_t samples_count)
{
if(!audio_io)
return;
audio_io->write((const char *)buf, static_cast<qint64>(samples_count * 2 * 2));
}
@ -266,11 +284,22 @@ void StreamSession::Event(ChiakiEvent *event)
class StreamSessionPrivate
{
public:
static void PushAudioFrame(StreamSession *session, int16_t *buf, size_t samples_count) { session->PushAudioFrame(buf, samples_count); }
static void PushVideoSample(StreamSession *session, uint8_t *buf, size_t buf_size) { session->PushVideoSample(buf, buf_size); }
static void Event(StreamSession *session, ChiakiEvent *event) { session->Event(event); }
static void InitAudio(StreamSession *session, uint32_t channels, uint32_t rate)
{
QMetaObject::invokeMethod(session, "InitAudio", Qt::ConnectionType::BlockingQueuedConnection, Q_ARG(unsigned int, channels), Q_ARG(unsigned int, rate));
}
static void PushAudioFrame(StreamSession *session, int16_t *buf, size_t samples_count) { session->PushAudioFrame(buf, samples_count); }
static void PushVideoSample(StreamSession *session, uint8_t *buf, size_t buf_size) { session->PushVideoSample(buf, buf_size); }
static void Event(StreamSession *session, ChiakiEvent *event) { session->Event(event); }
};
static void AudioSettingsCb(uint32_t channels, uint32_t rate, void *user)
{
auto session = reinterpret_cast<StreamSession *>(user);
StreamSessionPrivate::InitAudio(session, channels, rate);
}
static void AudioFrameCb(int16_t *buf, size_t samples_count, void *user)
{
auto session = reinterpret_cast<StreamSession *>(user);