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authorChristian Glöckner <cgloeckner@freenet.de>2016-01-22 11:59:00 +0100
committerAndré Nusser <andre.nusser@googlemail.com>2016-02-09 09:03:16 +0100
commitef3a90f4ba8d65e8c210898c48acd3a07eafaf4c (patch)
tree0fdfe740b33f8f85eccb588f4577c1115a5d54be /drumgizmo
parent06d43e27c412083cf704af48ea40e5c589504240 (diff)
added JackaudioOutputEngine
Diffstat (limited to 'drumgizmo')
-rw-r--r--drumgizmo/Makefile.am7
-rw-r--r--drumgizmo/drumgizmoc.cc6
-rw-r--r--drumgizmo/enginefactory.cc16
-rw-r--r--drumgizmo/enginefactory.h8
-rw-r--r--drumgizmo/input/jackmidi/jackmidi.cc2
-rw-r--r--drumgizmo/jackclient.cc112
-rw-r--r--drumgizmo/jackclient.h72
-rw-r--r--drumgizmo/output/jackaudio/jackaudio.cc2
8 files changed, 136 insertions, 89 deletions
diff --git a/drumgizmo/Makefile.am b/drumgizmo/Makefile.am
index bdf36c4..4eb770c 100644
--- a/drumgizmo/Makefile.am
+++ b/drumgizmo/Makefile.am
@@ -58,6 +58,13 @@ drumgizmo_SOURCES += output/alsa.cc
drumgizmo_CXXFLAGS += -DHAVE_OUTPUT_ALSA
endif # HAVE_OUTPUT_ALSA
+if HAVE_OUTPUT_JACKAUDIO
+drumgizmo_CXXFLAGS += $(JACK_CFLAGS)
+drumgizmo_LDFLAGS += $(JACK_LIBS)
+drumgizmo_SOURCES += output/jackaudio.cc
+drumgizmo_CXXFLAGS += -DHAVE_OUTPUT_JACKAUDIO
+endif # HAVE_OUTPUT_JACKAUDIO
+
EXTRA_DIST = \
drumgizmoc.h \
jackclient.h \
diff --git a/drumgizmo/drumgizmoc.cc b/drumgizmo/drumgizmoc.cc
index 978b0cc..14ebe64 100644
--- a/drumgizmo/drumgizmoc.cc
+++ b/drumgizmo/drumgizmoc.cc
@@ -226,7 +226,9 @@ int CliMain::run(int argc, char *argv[])
return 1;
}
- auto ie = createInputEngine(inputengine);
+ JackClientPtr client{nullptr};
+
+ auto ie = createInputEngine(client, inputengine);
if(ie == NULL) {
printf("Invalid input engine: %s\n", inputengine.c_str());
@@ -265,7 +267,7 @@ int CliMain::run(int argc, char *argv[])
return 1;
}
- auto oe = createOutputEngine(outputengine);
+ auto oe = createOutputEngine(client, outputengine);
if(oe == NULL) {
printf("Invalid output engine: %s\n", outputengine.c_str());
diff --git a/drumgizmo/enginefactory.cc b/drumgizmo/enginefactory.cc
index c9f2ef3..8c40a28 100644
--- a/drumgizmo/enginefactory.cc
+++ b/drumgizmo/enginefactory.cc
@@ -49,7 +49,11 @@
#include "output/alsa.h"
#endif
-InputEnginePtr createInputEngine(std::string const & name) {
+#ifdef HAVE_OUTPUT_JACKAUDIO
+#include "output/jackaudio.h"
+#endif
+
+InputEnginePtr createInputEngine(JackClientPtr& jack, std::string const & name) {
#ifdef HAVE_INPUT_DUMMY
if (name == "dummy") {
return std::make_unique<DummyInputEngine>();
@@ -67,7 +71,7 @@ InputEnginePtr createInputEngine(std::string const & name) {
return nullptr;
}
-OutputEnginePtr createOutputEngine(std::string const & name) {
+OutputEnginePtr createOutputEngine(JackClientPtr& jack, std::string const & name) {
#ifdef HAVE_OUTPUT_DUMMY
if (name == "dummy") {
return std::make_unique<DummyOutputEngine>();
@@ -83,6 +87,14 @@ OutputEnginePtr createOutputEngine(std::string const & name) {
return std::make_unique<AlsaOutputEngine>();
}
#endif
+#ifdef HAVE_OUTPUT_JACKAUDIO
+ if (name == "jackaudio") {
+ if (jack.get() == nullptr) {
+ jack = std::make_unique<JackClient>();
+ }
+ return std::make_unique<JackaudioOutputEngine>(*jack);
+ }
+#endif
// todo: add more engines
diff --git a/drumgizmo/enginefactory.h b/drumgizmo/enginefactory.h
index 613e49f..93ce67b 100644
--- a/drumgizmo/enginefactory.h
+++ b/drumgizmo/enginefactory.h
@@ -31,8 +31,12 @@
#include "audioinputengine.h"
#include "audiooutputengine.h"
+// todo: ifdef jack enabled
+#include "jackclient.h"
+
+using JackClientPtr = std::unique_ptr<JackClient>;
using InputEnginePtr = std::unique_ptr<AudioInputEngine>;
using OutputEnginePtr = std::unique_ptr<AudioOutputEngine>;
-InputEnginePtr createInputEngine(std::string const & name);
-OutputEnginePtr createOutputEngine(std::string const & name);
+InputEnginePtr createInputEngine(JackClientPtr& jack, std::string const & name);
+OutputEnginePtr createOutputEngine(JackClientPtr& jack, std::string const & name);
diff --git a/drumgizmo/input/jackmidi/jackmidi.cc b/drumgizmo/input/jackmidi/jackmidi.cc
index a6b49b7..e632484 100644
--- a/drumgizmo/input/jackmidi/jackmidi.cc
+++ b/drumgizmo/input/jackmidi/jackmidi.cc
@@ -24,6 +24,7 @@
* along with DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
+/*
#include <stdlib.h>
#include <event.h>
@@ -231,6 +232,7 @@ extern "C" {
jackmidi->post();
}
}
+*/
#ifdef TEST_AUDIOINPUTENGINEJACKMIDI
//Additional dependency files
diff --git a/drumgizmo/jackclient.cc b/drumgizmo/jackclient.cc
index e4af141..8d422cb 100644
--- a/drumgizmo/jackclient.cc
+++ b/drumgizmo/jackclient.cc
@@ -24,77 +24,85 @@
* along with DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
-#include "jackclient.h"
+#include <cassert>
-extern "C"
-{
- int _wrap_jack_process(jack_nframes_t nframes, void *arg){
- return ((JackClient*)arg)->process(nframes);}
-} // extern "C"
+#include "jackclient.h"
-JackClient::JackClient()
- : refcnt(0)
-{
- jack_status_t status;
+JackProcess::~JackProcess() {
+}
- jack_client = jack_client_open("DrumGizmo", JackNullOption, &status);
+// --------------------------------------------------------------------
- jack_set_process_callback(jack_client, _wrap_jack_process, this);
+JackChannel::JackChannel()
+ : samples{}
+ , client{nullptr}
+ , port{nullptr} {
+}
- active = false;
+JackChannel::JackChannel(JackClient& client, std::size_t buffer_size,
+ std::string const & name)
+ : samples{}
+ , client{client.client}
+ // register jack port for given client
+ , port{jack_port_register(this->client, name.c_str(),
+ JACK_DEFAULT_AUDIO_TYPE, JackPortIsOutput, 0)} {
+ samples.resize(buffer_size);
}
-JackClient::~JackClient()
-{
- jack_client_close(jack_client);
+JackChannel::~JackChannel() {
+ if (port != nullptr) {
+ assert(client != nullptr);
+ jack_port_unregister(client, port);
+ }
}
-/*
-void JackClient::addJackProcess(JackProcess *process)
-{
- jack_processes.insert(process);
+// --------------------------------------------------------------------
+
+int _wrap_jack_process(jack_nframes_t nframes, void* arg){
+ return static_cast<JackClient*>(arg)->process(nframes);
}
-*/
-void JackClient::removeJackProcess(JackProcess *process)
-{
- jack_processes.erase(process);
+JackClient::JackClient()
+ : client{nullptr}
+ , processes{}
+ , is_active{false} {
+ jack_status_t status;
+ client = jack_client_open("DrumGizmo", JackNullOption, &status);
+ jack_set_process_callback(client, _wrap_jack_process, this);
}
-void JackClient::activate()
-{
- if(!active) jack_activate(jack_client);
- active = true;
+JackClient::~JackClient() {
+ if (client != nullptr) {
+ jack_client_close(client);
+ }
}
-int JackClient::process(jack_nframes_t nframes)
-{
- std::set<JackProcess *>::iterator i = jack_processes.begin();
- while(i != jack_processes.end()) {
- JackProcess *jp = *i;
- jp->jack_process(nframes);
- i++;
- }
+void JackClient::add(JackProcess& process) {
+ processes.insert(&process);
+}
- return 0;
+void JackClient::remove(JackProcess& process) {
+ processes.erase(&process);
}
-JackClient *jackclient = NULL;
+void JackClient::activate() {
+ if (!is_active) {
+ jack_activate(client);
+ }
+ is_active = true;
+}
-JackClient *init_jack_client()
-{
- if(jackclient == NULL) jackclient = new JackClient();
- jackclient->refcnt++;
- return jackclient;
+int JackClient::process(jack_nframes_t num_frames) {
+ for (auto& ptr: processes) {
+ ptr->process(num_frames);
+ }
+ return 0;
+}
+std::size_t JackClient::getBufferSize() const {
+ return jack_get_buffer_size(client);
}
-void close_jack_client()
-{
- if(jackclient) {
- jackclient->refcnt--;
- if(jackclient->refcnt == 0) {
- delete jackclient;
- jackclient = NULL;
- }
- }
+
+std::size_t JackClient::getSampleRate() const {
+ return jack_get_sample_rate(client);
}
diff --git a/drumgizmo/jackclient.h b/drumgizmo/jackclient.h
index f093220..ef7abf1 100644
--- a/drumgizmo/jackclient.h
+++ b/drumgizmo/jackclient.h
@@ -24,44 +24,54 @@
* along with DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
-#ifndef __DRUMGIZMO_JACKCLIENT_H__
-#define __DRUMGIZMO_JACKCLIENT_H__
-
-#include <jack/jack.h>
+#pragma once
+#include <vector>
+#include <string>
#include <set>
-class JackProcess {
-public:
- virtual ~JackProcess() {}
- virtual void jack_process(jack_nframes_t nframes) = 0;
-};
-
-class JackClient {
-public:
- JackClient();
- ~JackClient();
-
- void addJackProcess(JackProcess *process)
- {
- jack_processes.insert(process);
- }
+#include <jack/jack.h>
- void removeJackProcess(JackProcess *process);
+#include <audiotypes.h>
- void activate();
- int process(jack_nframes_t nframes);
+class JackClient;
- jack_client_t *jack_client;
+class JackProcess {
+ public:
+ virtual ~JackProcess();
+ virtual void process(jack_nframes_t num_frames) = 0;
+};
- // Sort of private...
- int refcnt;
+// --------------------------------------------------------------------
-private:
- std::set<JackProcess *> jack_processes;
- bool active;
+struct JackChannel {
+ std::vector<sample_t> samples;
+ jack_client_t* const client;
+ jack_port_t* const port;
+
+ JackChannel();
+ JackChannel(JackClient& client, std::size_t buffer_size,
+ std::string const & name);
+ ~JackChannel();
};
-JackClient *init_jack_client();
-void close_jack_client();
+// --------------------------------------------------------------------
-#endif/*__DRUMGIZMO_JACKCLIENT_H__*/
+class JackClient {
+ friend struct JackChannel;
+
+ public:
+ JackClient();
+ ~JackClient();
+
+ void add(JackProcess& process);
+ void remove(JackProcess& process);
+ void activate();
+ int process(jack_nframes_t num_frames);
+ std::size_t getBufferSize() const;
+ std::size_t getSampleRate() const;
+
+ private:
+ jack_client_t* client;
+ std::set<JackProcess*> processes;
+ bool is_active;
+};
diff --git a/drumgizmo/output/jackaudio/jackaudio.cc b/drumgizmo/output/jackaudio/jackaudio.cc
index 511c145..3e489a9 100644
--- a/drumgizmo/output/jackaudio/jackaudio.cc
+++ b/drumgizmo/output/jackaudio/jackaudio.cc
@@ -24,6 +24,7 @@
* along with DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
+/*
#include <stdlib.h>
#include <string>
@@ -218,3 +219,4 @@ extern "C" {
return jack->samplerate();
}
}
+*/