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nixpkgs/pkgs/applications/networking/mumble/mumble-jack-support.patch
Cillian de Roiste 1dfe9e22d4 Adding optional JACK support for mumble, this also disables ALSA and OSS because this combination is reported to be unstable 
svn path=/nixpkgs/trunk/; revision=27206
2011-05-10 07:07:35 +00:00

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The patch was created by Filipe Coelho (falkTX) of the KXStudio
project. http://kxstudio.sourceforge.net
diff -U 3 -H -d -r -N -- mumble-1.2.2.orig/src/mumble/JackAudio.cpp mumble-1.2.2/src/mumble/JackAudio.cpp
--- mumble-1.2.2.orig/src/mumble/JackAudio.cpp 1970-01-01 01:00:00.000000000 +0100
+++ mumble-1.2.2/src/mumble/JackAudio.cpp 2011-01-26 06:02:00.000000000 +0000
@@ -0,0 +1,314 @@
+/* Copyright (C) 2011, Benjamin Jemlich <pcgod@users.sourceforge.net>
+ Copyright (C) 2011, Filipe Coelho <falktx@gmail.com>
+
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+
+ - Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ - Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+ - Neither the name of the Mumble Developers nor the names of its
+ contributors may be used to endorse or promote products derived from this
+ software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
+ CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include "JackAudio.h"
+#include "User.h"
+#include "Global.h"
+#include "MainWindow.h"
+#include "Timer.h"
+
+#include <cstring>
+
+static JackAudioSystem *jasys = NULL;
+
+class JackAudioInputRegistrar : public AudioInputRegistrar {
+ public:
+ JackAudioInputRegistrar();
+ virtual AudioInput *create();
+ virtual const QList<audioDevice> getDeviceChoices();
+ virtual void setDeviceChoice(const QVariant &, Settings &);
+ virtual bool canEcho(const QString &) const;
+};
+
+class JackAudioOutputRegistrar : public AudioOutputRegistrar {
+ public:
+ JackAudioOutputRegistrar();
+ virtual AudioOutput *create();
+ virtual const QList<audioDevice> getDeviceChoices();
+ virtual void setDeviceChoice(const QVariant &, Settings &);
+};
+
+class JackAudioInit : public DeferInit {
+ public:
+ JackAudioInputRegistrar *airJackAudio;
+ JackAudioOutputRegistrar *aorJackAudio;
+ void initialize() {
+ jasys = new JackAudioSystem();
+ jasys->init_jack();
+ jasys->qmWait.lock();
+ jasys->qwcWait.wait(&jasys->qmWait, 1000);
+ jasys->qmWait.unlock();
+ if (jasys->bJackIsGood) {
+ airJackAudio = new JackAudioInputRegistrar();
+ aorJackAudio = new JackAudioOutputRegistrar();
+ } else {
+ airJackAudio = NULL;
+ aorJackAudio = NULL;
+ delete jasys;
+ jasys = NULL;
+ }
+ };
+ void destroy() {
+ if (airJackAudio)
+ delete airJackAudio;
+ if (aorJackAudio)
+ delete aorJackAudio;
+ if (jasys) {
+ jasys->close_jack();
+ delete jasys;
+ jasys = NULL;
+ }
+ };
+};
+
+static JackAudioInit jackinit; //unused
+
+JackAudioSystem::JackAudioSystem() {
+ bJackIsGood = false;
+ iSampleRate = 0;
+}
+
+JackAudioSystem::~JackAudioSystem() {
+}
+
+void JackAudioSystem::init_jack()
+{
+ client = jack_client_open("mumble", JackNullOption, 0);
+
+ if (client) {
+ in_port = jack_port_register(client, "input", JACK_DEFAULT_AUDIO_TYPE, JackPortIsInput, 0);
+ out_port = jack_port_register(client, "output", JACK_DEFAULT_AUDIO_TYPE, JackPortIsOutput, 0);
+ jack_set_process_callback(client, process_callback, this);
+ jack_set_sample_rate_callback(client, srate_callback, this);
+ jack_on_shutdown(client, shutdown_callback, this);
+
+ iSampleRate = jack_get_sample_rate(client);
+
+ if (jack_activate(client) || in_port == NULL || out_port == NULL) {
+ client = NULL;
+ return;
+ }
+
+ int port_flags;
+ unsigned i = -1;
+ const char** ports = jack_get_ports(client, 0, 0, JackPortIsPhysical);
+
+ if (ports) {
+ while (ports[++i])
+ {
+ jack_port_t* port = jack_port_by_name(client, ports[i]);
+ port_flags = jack_port_flags(port);
+
+ if (port_flags & (JackPortIsPhysical|JackPortIsOutput) && strstr(jack_port_type(port), "audio")) {
+ jack_connect(client, ports[i], jack_port_name(in_port));
+ }
+ if (port_flags & (JackPortIsPhysical|JackPortIsInput) && strstr(jack_port_type(port), "audio")) {
+ jack_connect(client, jack_port_name(out_port), ports[i]);
+ }
+ }
+ }
+
+ jack_free(ports);
+
+ // If we made it this far, then everything is okay
+ qhInput.insert(QString(), tr("Hardware Ports"));
+ qhOutput.insert(QString(), tr("Hardware Ports"));
+ bJackIsGood = true;
+
+ } else {
+ bJackIsGood = false;
+ client = NULL;
+ }
+}
+
+void JackAudioSystem::close_jack()
+{
+ if (client) {
+ jack_deactivate(client);
+ jack_client_close(client);
+ client = NULL;
+ }
+}
+
+int JackAudioSystem::process_callback(jack_nframes_t nframes, void *arg)
+{
+ JackAudioSystem *jas = (JackAudioSystem*)arg;
+
+ if (jas && jas->bJackIsGood) {
+ AudioInputPtr ai = g.ai;
+ AudioOutputPtr ao = g.ao;
+ JackAudioInput *jai = (JackAudioInput*)(ai.get());
+ JackAudioOutput *jao = (JackAudioOutput*)(ao.get());
+
+ if (jai && jai->bRunning && jai->iMicChannels > 0 && !jai->isFinished()) {
+ void* input = jack_port_get_buffer(jas->in_port, nframes);
+ if ((float*)input != 0)
+ jai->addMic(input, nframes);
+ }
+
+ if (jao && jao->bRunning && jao->iChannels > 0 && !jao->isFinished()) {
+ jack_default_audio_sample_t* output = (jack_default_audio_sample_t*)jack_port_get_buffer(jas->out_port, nframes);
+ memset(output, 0, sizeof(jack_default_audio_sample_t)*nframes); //TEST
+ jao->mix(output, nframes);
+ }
+ }
+
+ return 0;
+}
+
+int JackAudioSystem::srate_callback(jack_nframes_t frames, void *arg)
+{
+ JackAudioSystem *jas = (JackAudioSystem*)arg;
+ jas->iSampleRate = frames;
+ return 0;
+}
+
+void JackAudioSystem::shutdown_callback(void *arg)
+{
+ JackAudioSystem *jas = (JackAudioSystem*)arg;
+ jas->bJackIsGood = false;
+}
+
+JackAudioInputRegistrar::JackAudioInputRegistrar() : AudioInputRegistrar(QLatin1String("JACK"), 10) {
+}
+
+AudioInput *JackAudioInputRegistrar::create() {
+ return new JackAudioInput();
+}
+
+const QList<audioDevice> JackAudioInputRegistrar::getDeviceChoices() {
+ QList<audioDevice> qlReturn;
+
+ QStringList qlInputDevs = jasys->qhInput.keys();
+ qSort(qlInputDevs);
+
+ foreach(const QString &dev, qlInputDevs) {
+ qlReturn << audioDevice(jasys->qhInput.value(dev), dev);
+ }
+
+ return qlReturn;
+}
+
+void JackAudioInputRegistrar::setDeviceChoice(const QVariant &choice, Settings &s) {
+ Q_UNUSED(choice);
+ Q_UNUSED(s);
+}
+
+bool JackAudioInputRegistrar::canEcho(const QString &osys) const {
+ Q_UNUSED(osys);
+ return false;
+}
+
+JackAudioOutputRegistrar::JackAudioOutputRegistrar() : AudioOutputRegistrar(QLatin1String("JACK"), 10) {
+}
+
+AudioOutput *JackAudioOutputRegistrar::create() {
+ return new JackAudioOutput();
+}
+
+const QList<audioDevice> JackAudioOutputRegistrar::getDeviceChoices() {
+ QList<audioDevice> qlReturn;
+
+ QStringList qlOutputDevs = jasys->qhOutput.keys();
+ qSort(qlOutputDevs);
+
+ foreach(const QString &dev, qlOutputDevs) {
+ qlReturn << audioDevice(jasys->qhOutput.value(dev), dev);
+ }
+
+ return qlReturn;
+}
+
+void JackAudioOutputRegistrar::setDeviceChoice(const QVariant &choice, Settings &s) {
+ Q_UNUSED(choice);
+ Q_UNUSED(s);
+}
+
+JackAudioInput::JackAudioInput() {
+ bRunning = true;
+ iMicChannels = 0;
+};
+
+JackAudioInput::~JackAudioInput() {
+ bRunning = false;
+ iMicChannels = 0;
+ qmMutex.lock();
+ qwcWait.wakeAll();
+ qmMutex.unlock();
+ wait();
+}
+
+void JackAudioInput::run() {
+ if (jasys && jasys->bJackIsGood) {
+ iMicFreq = jasys->iSampleRate;
+ iMicChannels = 1;
+ eMicFormat = SampleFloat;
+ initializeMixer();
+ }
+
+ qmMutex.lock();
+ while (bRunning)
+ qwcWait.wait(&qmMutex);
+ qmMutex.unlock();
+}
+
+JackAudioOutput::JackAudioOutput() {
+ bRunning = true;
+ iChannels = 0;
+}
+
+JackAudioOutput::~JackAudioOutput() {
+ bRunning = false;
+ iChannels = 0;
+ qmMutex.lock();
+ qwcWait.wakeAll();
+ qmMutex.unlock();
+ wait();
+}
+
+void JackAudioOutput::run() {
+ if (jasys && jasys->bJackIsGood) {
+ unsigned int chanmasks[32];
+
+ chanmasks[0] = SPEAKER_FRONT_LEFT;
+ chanmasks[1] = SPEAKER_FRONT_RIGHT;
+
+ eSampleFormat = SampleFloat;
+ iMixerFreq = jasys->iSampleRate;
+ iChannels = 1;
+ initializeMixer(chanmasks);
+ }
+
+ qmMutex.lock();
+ while (bRunning)
+ qwcWait.wait(&qmMutex);
+ qmMutex.unlock();
+}
diff -U 3 -H -d -r -N -- mumble-1.2.2.orig/src/mumble/JackAudio.h mumble-1.2.2/src/mumble/JackAudio.h
--- mumble-1.2.2.orig/src/mumble/JackAudio.h 1970-01-01 01:00:00.000000000 +0100
+++ mumble-1.2.2/src/mumble/JackAudio.h 2011-01-26 06:03:58.000000000 +0000
@@ -0,0 +1,97 @@
+/* Copyright (C) 2011, Benjamin Jemlich <pcgod@users.sourceforge.net>
+ Copyright (C) 2011, Filipe Coelho <falktx@gmail.com>
+
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+
+ - Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ - Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+ - Neither the name of the Mumble Developers nor the names of its
+ contributors may be used to endorse or promote products derived from this
+ software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
+ CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef _JACKAUDIO_H
+#define _JACKAUDIO_H
+
+#include "AudioInput.h"
+#include "AudioOutput.h"
+#include <jack/jack.h>
+
+class JackAudioOutput;
+class JackAudioInput;
+
+class JackAudioSystem : public QObject {
+ private:
+ Q_OBJECT
+ Q_DISABLE_COPY(JackAudioSystem)
+ protected:
+ jack_client_t* client;
+ jack_port_t* in_port;
+ jack_port_t* out_port;
+
+ static int process_callback(jack_nframes_t nframes, void *arg);
+ static int srate_callback(jack_nframes_t frames, void *arg);
+ static void shutdown_callback(void *arg);
+ public:
+ QHash<QString, QString> qhInput;
+ QHash<QString, QString> qhOutput;
+ bool bJackIsGood;
+ int iSampleRate;
+ QMutex qmWait;
+ QWaitCondition qwcWait;
+
+ void init_jack();
+ void close_jack();
+
+ JackAudioSystem();
+ ~JackAudioSystem();
+};
+
+class JackAudioInput : public AudioInput {
+ friend class JackAudioSystem;
+ private:
+ Q_OBJECT
+ Q_DISABLE_COPY(JackAudioInput)
+ protected:
+ QMutex qmMutex;
+ QWaitCondition qwcWait;
+ public:
+ JackAudioInput();
+ ~JackAudioInput();
+ void run();
+};
+
+class JackAudioOutput : public AudioOutput {
+ friend class JackAudioSystem;
+ private:
+ Q_OBJECT
+ Q_DISABLE_COPY(JackAudioOutput)
+ protected:
+ QMutex qmMutex;
+ QWaitCondition qwcWait;
+ public:
+ JackAudioOutput();
+ ~JackAudioOutput();
+ void run();
+};
+
+#endif
diff -U 3 -H -d -r -N -- mumble-1.2.2.orig/src/mumble/mumble.pro mumble-1.2.2/src/mumble/mumble.pro
--- mumble-1.2.2.orig/src/mumble/mumble.pro 2010-02-09 16:34:51.000000000 +0000
+++ mumble-1.2.2/src/mumble/mumble.pro 2011-01-26 01:45:55.000000000 +0000
@@ -93,11 +93,17 @@
unix {
HAVE_PULSEAUDIO=$$system(pkg-config --modversion --silence-errors libpulse)
HAVE_PORTAUDIO=$$system(pkg-config --modversion --silence-errors portaudio-2.0)
+ HAVE_JACKAUDIO=$$system(pkg-config --modversion --silence-errors jack)
!isEmpty(HAVE_PORTAUDIO):!CONFIG(no-portaudio) {
CONFIG *= portaudio
}
+ !isEmpty(HAVE_JACKAUDIO):!CONFIG(no-jackaudio) {
+ CONFIG -= portaudio
+ CONFIG *= jackaudio
+ }
+
!isEmpty(HAVE_PULSEAUDIO):!CONFIG(no-pulseaudio) {
CONFIG -= portaudio
CONFIG *= pulseaudio
@@ -110,6 +116,13 @@
QMAKE_CXXFLAGS_DEBUG *= -I../../speex/include -I../../speexbuild
}
+ jackaudio {
+ DEFINES *= USE_JACKAUDIO
+ PKGCONFIG *= jack
+ HEADERS *= JackAudio.h
+ SOURCES *= JackAudio.cpp
+ }
+
CONFIG *= link_pkgconfig
PKGCONFIG *= openssl sndfile
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