/
audiooutput.cpp
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audiooutput.cpp
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#include <cstdio>
#include <cstdlib>
using namespace std;
// Qt utils: to parse audio list
#include <QFile>
#include <QDateTime>
#include <QDir>
#include "mythconfig.h"
#include "audiooutput.h"
#include "util.h"
#include "compat.h"
#include "audiooutputnull.h"
#ifdef USING_MINGW
#include "audiooutputdx.h"
#include "audiooutputwin.h"
#endif
#ifdef USING_OSS
#include "audiooutputoss.h"
#endif
#ifdef USE_ALSA
#include "audiooutputalsa.h"
#endif
#if CONFIG_DARWIN
#include "audiooutputca.h"
#endif
#ifdef USE_JACK
#include "audiooutputjack.h"
#endif
#ifdef USING_PULSEOUTPUT
#include "audiooutputpulse.h"
#endif
#ifdef USING_PULSE
#include "audiopulsehandler.h"
#endif
void AudioOutput::Cleanup(void)
{
#ifdef USING_PULSE
PulseHandler::Suspend(PulseHandler::kPulseCleanup);
#endif
}
AudioOutput *AudioOutput::OpenAudio(
const QString &main_device, const QString &passthru_device,
AudioFormat format, int channels, int codec, int samplerate,
AudioOutputSource source, bool set_initial_vol, bool passthru,
int upmixer_startup, AudioOutputSettings *custom)
{
AudioSettings settings(
main_device, passthru_device, format, channels, codec, samplerate,
source, set_initial_vol, passthru, upmixer_startup, custom);
return OpenAudio(settings);
}
AudioOutput *AudioOutput::OpenAudio(
const QString &main_device, const QString &passthru_device,
bool willsuspendpa)
{
AudioSettings settings(main_device, passthru_device);
return OpenAudio(settings, willsuspendpa);
}
AudioOutput *AudioOutput::OpenAudio(AudioSettings &settings,
bool willsuspendpa)
{
QString &main_device = settings.main_device;
AudioOutput *ret = NULL;
#ifdef USING_PULSE
bool pulsestatus = false;
#else
{
static bool warned = false;
if (!warned && IsPulseAudioRunning())
{
warned = true;
VERBOSE(VB_IMPORTANT, "WARNING: ***Pulse Audio is running***");
}
}
#endif
settings.FixPassThrough();
if (main_device.startsWith("PulseAudio:"))
{
#ifdef USING_PULSEOUTPUT
return new AudioOutputPulseAudio(settings);
#else
VERBOSE(VB_IMPORTANT, "Audio output device is set to PulseAudio "
"but PulseAudio support is not compiled in!");
return NULL;
#endif
}
else if (main_device.startsWith("NULL"))
{
return new AudioOutputNULL(settings);
}
#ifdef USING_PULSE
if (willsuspendpa)
{
bool ispulse = false;
#ifdef USE_ALSA
// Check if using ALSA, that the device doesn't contain the word
// "pulse" in its hint
if (main_device.startsWith("ALSA:"))
{
QString device_name = main_device;
device_name.remove(0, 5);
QMap<QString, QString> *alsadevs =
AudioOutputALSA::GetALSADevices("pcm");
if (!alsadevs->empty() && alsadevs->contains(device_name))
{
if (alsadevs->value(device_name).contains("pulse",
Qt::CaseInsensitive))
{
ispulse = true;
}
}
delete alsadevs;
}
#endif
if (main_device.contains("pulse", Qt::CaseInsensitive))
{
ispulse = true;
}
if (!ispulse)
{
pulsestatus = PulseHandler::Suspend(PulseHandler::kPulseSuspend);
}
}
#endif
if (main_device.startsWith("ALSA:"))
{
#ifdef USE_ALSA
settings.TrimDeviceType();
ret = new AudioOutputALSA(settings);
#else
VERBOSE(VB_IMPORTANT, "Audio output device is set to an ALSA device "
"but ALSA support is not compiled in!");
#endif
}
else if (main_device.startsWith("JACK:"))
{
#ifdef USE_JACK
settings.TrimDeviceType();
ret = new AudioOutputJACK(settings);
#else
VERBOSE(VB_IMPORTANT, "Audio output device is set to a JACK device "
"but JACK support is not compiled in!");
#endif
}
else if (main_device.startsWith("DirectX:"))
{
#ifdef USING_MINGW
ret = new AudioOutputDX(settings);
#else
VERBOSE(VB_IMPORTANT, "Audio output device is set to DirectX device "
"but DirectX support is not compiled in!");
#endif
}
else if (main_device.startsWith("Windows:"))
{
#ifdef USING_MINGW
ret = new AudioOutputWin(settings);
#else
VERBOSE(VB_IMPORTANT, "Audio output device is set to a Windows device "
"but Windows support is not compiled in!");
#endif
}
#if defined(USING_OSS)
else
ret = new AudioOutputOSS(settings);
#elif CONFIG_DARWIN
else
ret = new AudioOutputCA(settings);
#endif
if (!ret)
{
VERBOSE(VB_IMPORTANT, "No useable audio output driver found.");
VERBOSE(VB_IMPORTANT, "Don't disable OSS support unless you're "
"not running on Linux.");
#ifdef USING_PULSE
if (pulsestatus)
PulseHandler::Suspend(PulseHandler::kPulseResume);
#endif
return NULL;
}
#ifdef USING_PULSE
ret->pulsewassuspended = pulsestatus;
#endif
return ret;
}
AudioOutput::~AudioOutput()
{
#ifdef USING_PULSE
if (pulsewassuspended)
PulseHandler::Suspend(PulseHandler::kPulseResume);
#endif
}
void AudioOutput::SetStretchFactor(float /*factor*/)
{
}
void AudioOutput::Error(const QString &msg)
{
lastError = msg;
lastError.detach();
VERBOSE(VB_IMPORTANT, "AudioOutput Error: " + lastError);
}
void AudioOutput::SilentError(const QString &msg)
{
lastError = msg;
lastError.detach();
}
void AudioOutput::Warn(const QString &msg)
{
lastWarn = msg;
lastWarn.detach();
VERBOSE(VB_IMPORTANT, "AudioOutput Warning: " + lastWarn);
}
void AudioOutput::ClearError(void)
{
lastError = QString::null;
}
void AudioOutput::ClearWarning(void)
{
lastWarn = QString::null;
}
AudioOutput::AudioDeviceConfig* AudioOutput::GetAudioDeviceConfig(
QString &name, QString &desc, bool willsuspendpa)
{
AudioOutputSettings aosettings;
AudioOutput::AudioDeviceConfig *adc;
AudioOutput *ao = OpenAudio(name, QString::null, willsuspendpa);
aosettings = *(ao->GetOutputSettingsCleaned());
delete ao;
if (aosettings.IsInvalid())
{
if (!willsuspendpa)
return NULL;
else
{
QString msg = QObject::tr("Invalid or unuseable audio device");
return new AudioOutput::AudioDeviceConfig(name, msg);
}
}
int max_channels = aosettings.BestSupportedChannels();
QString speakers;
switch (max_channels)
{
case 6:
speakers = "5.1";
break;
case 8:
speakers = "7.1";
break;
default:
speakers = "2.0";
break;
}
QString capabilities = desc + QString("\nDevice supports up to %1")
.arg(speakers);
if (aosettings.canPassthrough() >= 0)
{
capabilities += QString(" (");
if (aosettings.canPassthrough() > 0)
capabilities += QString("digital output, ");
if (aosettings.canAC3())
capabilities += QString("AC3,");
if (aosettings.canDTS())
capabilities += QString("DTS,");
if (aosettings.canLPCM())
capabilities += QString("multi-channels LPCM");
capabilities += QString(")");
}
VERBOSE(VB_AUDIO,QString("Found %1 (%2)").arg(name).arg(capabilities));
adc = new AudioOutput::AudioDeviceConfig(name, capabilities);
adc->settings = aosettings;
return adc;
}
static void fillSelectionsFromDir(
const QDir &dir,
AudioOutput::ADCVect *list)
{
QFileInfoList il = dir.entryInfoList();
for (QFileInfoList::Iterator it = il.begin();
it != il.end(); ++it )
{
QFileInfo &fi = *it;
QString name = fi.absoluteFilePath();
QString desc = QString("OSS device");
AudioOutput::AudioDeviceConfig *adc =
AudioOutput::GetAudioDeviceConfig(name, desc);
if (!adc)
continue;
list->append(*adc);
delete adc;
}
}
AudioOutput::ADCVect* AudioOutput::GetOutputList(void)
{
ADCVect *list = new ADCVect;
AudioDeviceConfig *adc;
#ifdef USING_PULSE
bool pasuspended = PulseHandler::Suspend(PulseHandler::kPulseSuspend);
#endif
#ifdef USE_ALSA
QMap<QString, QString> *alsadevs = AudioOutputALSA::GetALSADevices("pcm");
if (!alsadevs->empty())
{
for (QMap<QString, QString>::const_iterator i = alsadevs->begin();
i != alsadevs->end(); ++i)
{
QString key = i.key();
QString desc = i.value();
QString devname = QString("ALSA:%1").arg(key);
adc = GetAudioDeviceConfig(devname, desc);
if (!adc)
continue;
list->append(*adc);
delete adc;
}
}
delete alsadevs;
#endif
#ifdef USING_OSS
{
QDir dev("/dev", "dsp*", QDir::Name, QDir::System);
fillSelectionsFromDir(dev, list);
dev.setNameFilters(QStringList("adsp*"));
fillSelectionsFromDir(dev, list);
dev.setPath("/dev/sound");
if (dev.exists())
{
dev.setNameFilters(QStringList("dsp*"));
fillSelectionsFromDir(dev, list);
dev.setNameFilters(QStringList("adsp*"));
fillSelectionsFromDir(dev, list);
}
}
#endif
#ifdef USING_JACK
{
QString name = "JACK:output";
QString desc = "Use JACK default sound server.";
adc = GetAudioDeviceConfig(name, desc);
if (adc)
{
list->append(*adc);
delete adc;
}
}
#endif
#if CONFIG_DARWIN
{
QString name = "CoreAudio:";
QString desc = "CoreAudio output";
adc = GetAudioDeviceConfig(name, desc);
if (adc)
{
list->append(*adc);
delete adc;
}
}
#endif
#ifdef USING_MINGW
{
QString name = "Windows:";
QString desc = "Windows default output";
adc = GetAudioDeviceConfig(name, desc);
if (adc)
{
list->append(*adc);
delete adc;
}
QMap<int, QString> *dxdevs = AudioOutputDX::GetDXDevices();
if (!dxdevs->empty())
{
for (QMap<int, QString>::const_iterator i = dxdevs->begin();
i != dxdevs->end(); ++i)
{
QString desc = i.value();
QString devname = QString("DirectX:%1").arg(desc);
adc = GetAudioDeviceConfig(devname, desc);
if (!adc)
continue;
list->append(*adc);
delete adc;
}
}
delete dxdevs;
}
#endif
#ifdef USING_PULSE
if (pasuspended)
PulseHandler::Suspend(PulseHandler::kPulseResume);
#endif
#ifdef USING_PULSEOUTPUT
{
QString name = "PulseAudio:default";
QString desc = QString("PulseAudio default sound server. ");
adc = GetAudioDeviceConfig(name, desc);
if (adc)
{
list->append(*adc);
delete adc;
}
}
#endif
QString name = "NULL";
QString desc = "NULL device";
adc = GetAudioDeviceConfig(name, desc);
if (adc)
{
list->append(*adc);
delete adc;
}
return list;
}