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-rw-r--r--src/JackDriver.cpp91
1 files changed, 35 insertions, 56 deletions
diff --git a/src/JackDriver.cpp b/src/JackDriver.cpp
index bde9dd9..c706ed6 100644
--- a/src/JackDriver.cpp
+++ b/src/JackDriver.cpp
@@ -19,6 +19,8 @@
#include <set>
#include <string>
+#include <boost/format.hpp>
+
#include <jack/jack.h>
#include <jack/statistics.h>
#include <jack/thread.h>
@@ -35,6 +37,7 @@
using std::endl;
using std::string;
+using boost::format;
JackDriver::JackDriver(Patchage* app)
: _app(app)
@@ -67,7 +70,7 @@ JackDriver::attach(bool launch_daemon)
jack_options_t options = (!launch_daemon) ? JackNoStartServer : JackNullOption;
_client = jack_client_open("Patchage", options, NULL);
if (_client == NULL) {
- _app->status_msg("[JACK] Unable to create client");
+ _app->error_msg("Jack: Unable to create client.");
_is_activated = false;
} else {
jack_client_t* const client = _client;
@@ -77,7 +80,6 @@ JackDriver::attach(bool launch_daemon)
jack_set_client_registration_callback(client, jack_client_registration_cb, this);
jack_set_port_registration_callback(client, jack_port_registration_cb, this);
jack_set_port_connect_callback(client, jack_port_connect_cb, this);
- jack_set_buffer_size_callback(client, jack_buffer_size_cb, this);
jack_set_xrun_callback(client, jack_xrun_cb, this);
_buffer_size = jack_get_buffer_size(client);
@@ -85,9 +87,18 @@ JackDriver::attach(bool launch_daemon)
if (!jack_activate(client)) {
_is_activated = true;
signal_attached.emit();
- _app->status_msg("[JACK] Attached");
+ std::stringstream ss;
+ _app->info_msg("Jack: Attached.");
+ const jack_nframes_t buffer_size = this->buffer_size();
+ const jack_nframes_t sample_rate = this->sample_rate();
+ if (sample_rate != 0) {
+ const int latency_ms = lrintf((buffer_size * 1000 / (float)sample_rate));
+ ss << "Jack: Latency: " << buffer_size << " frames @ "
+ << (sample_rate / 1000) << "kHz (" << latency_ms << "ms).";
+ _app->info_msg(ss.str());
+ }
} else {
- _app->status_msg("[JACK] ERROR: Failed to attach");
+ _app->error_msg("Jack: Client activation failed.");
_is_activated = false;
}
}
@@ -104,7 +115,7 @@ JackDriver::detach()
}
_is_activated = false;
signal_detached.emit();
- _app->status_msg("[JACK] Detached");
+ _app->info_msg("Jack: Detached.");
}
static bool
@@ -129,7 +140,8 @@ JackDriver::create_port_view(Patchage* patchage,
jack_port_t* jack_port = jack_port_by_id(_client, id.id.jack_id);
if (!jack_port) {
- Raul::error << "[JACK] Failed to find port with ID " << id << endl;
+ _app->error_msg((format("Jack: Failed to find port with ID `%1%'.")
+ % id).str());;
return NULL;
}
@@ -175,7 +187,8 @@ JackDriver::create_port(PatchageModule& parent, jack_port_t* port, PortID id)
} else if (!strcmp(type_str, JACK_DEFAULT_MIDI_TYPE)) {
port_type = JACK_MIDI;
} else {
- Raul::warn << jack_port_name(port) << " has unknown type \'" << type_str << "\'" << endl;
+ _app->warning_msg((format("Jack: Port `%1%' has unknown type `%2'.")
+ % jack_port_name(port) % type_str).str());
return NULL;
}
@@ -352,11 +365,11 @@ JackDriver::connect(PatchagePort* src_port,
int result = jack_connect(_client, src_port->full_name().c_str(), dst_port->full_name().c_str());
if (result == 0)
- _app->status_msg(string("[JACK] Connected ")
- + src_port->full_name() + " -> " + dst_port->full_name());
+ _app->info_msg(string("Jack: Connected ")
+ + src_port->full_name() + " => " + dst_port->full_name());
else
- _app->status_msg(string("[JACK] Unable to connect ")
- + src_port->full_name() + " -> " + dst_port->full_name());
+ _app->error_msg(string("Jack: Unable to connect ")
+ + src_port->full_name() + " => " + dst_port->full_name());
return (!result);
}
@@ -375,11 +388,11 @@ JackDriver::disconnect(PatchagePort* const src_port,
int result = jack_disconnect(_client, src_port->full_name().c_str(), dst_port->full_name().c_str());
if (result == 0)
- _app->status_msg(string("[JACK] Disconnected ")
- + src_port->full_name() + " -> " + dst_port->full_name());
+ _app->info_msg(string("Jack: Disconnected ")
+ + src_port->full_name() + " => " + dst_port->full_name());
else
- _app->status_msg(string("[JACK] Unable to disconnect ")
- + src_port->full_name() + " -> " + dst_port->full_name());
+ _app->error_msg(string("Jack: Unable to disconnect ")
+ + src_port->full_name() + " => " + dst_port->full_name());
return (!result);
}
@@ -424,26 +437,6 @@ JackDriver::jack_port_connect_cb(jack_port_id_t src, jack_port_id_t dst, int con
}
int
-JackDriver::jack_buffer_size_cb(jack_nframes_t buffer_size, void* jack_driver)
-{
- JackDriver* me = reinterpret_cast<JackDriver*>(jack_driver);
- assert(me->_client);
-
- jack_reset_max_delayed_usecs(me->_client);
-
- if (buffer_size == 0) {
- Raul::error << "Jack is insane and reporting a buffer size of 0" << endl;
- return 0;
- }
-
- me->_buffer_size = buffer_size;
- me->reset_xruns();
- me->reset_max_dsp_load();
-
- return 0;
-}
-
-int
JackDriver::jack_xrun_cb(void* jack_driver)
{
JackDriver* me = reinterpret_cast<JackDriver*>(jack_driver);
@@ -451,6 +444,10 @@ JackDriver::jack_xrun_cb(void* jack_driver)
++me->_xruns;
me->_xrun_delay = jack_get_xrun_delayed_usecs(me->_client);
+
+ me->_app->warning_msg((format("Jack: xrun of %1%ms.")
+ % me->_xrun_delay).str());
+
jack_reset_max_delayed_usecs(me->_client);
return 0;
@@ -459,9 +456,9 @@ JackDriver::jack_xrun_cb(void* jack_driver)
void
JackDriver::jack_shutdown_cb(void* jack_driver)
{
- Raul::info << "[JACK] Shutdown" << endl;
assert(jack_driver);
JackDriver* me = reinterpret_cast<JackDriver*>(jack_driver);
+ me->_app->info_msg("Jack: Shutdown.");
Glib::Mutex::Lock lock(me->_shutdown_mutex);
me->_client = NULL;
me->_is_activated = false;
@@ -471,7 +468,7 @@ JackDriver::jack_shutdown_cb(void* jack_driver)
void
JackDriver::error_cb(const char* msg)
{
- Raul::error << "[JACK] " << msg << endl;
+ Raul::error << "jack error: " << msg << endl;
}
jack_nframes_t
@@ -503,31 +500,13 @@ JackDriver::set_buffer_size(jack_nframes_t size)
}
if (jack_set_buffer_size(_client, size)) {
- _app->status_msg("[JACK] ERROR: Unable to set buffer size");
+ _app->error_msg("[JACK] Unable to set buffer size");
return false;
} else {
return true;
}
}
-float
-JackDriver::get_max_dsp_load()
-{
- const float max_delay = jack_get_max_delayed_usecs(_client);
- const float rate = sample_rate();
- const float size = buffer_size();
- const float period = size / rate * 1000000.0f; // usec
-
- return (max_delay > period) ? 1.0 : (max_delay / period);
-}
-
-void
-JackDriver::reset_max_dsp_load()
-{
- if (_client)
- jack_reset_max_delayed_usecs(_client);
-}
-
void
JackDriver::process_events(Patchage* app)
{
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-08 23:24:20 +0000