ardour/livetrax
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livetrax/libs/backends/jack/jack_utils.cc
Robin Gareus bb468ee4de
Update jackd.exe registry key 
This ensures compatibility with upcoming jack > 1.9.16,
current jack 1.9.16, as well as older versions.
2020-11-09 20:06:49 +01:00

984 lines
26 KiB
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/*
* Copyright (C) 2013-2016 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2013-2016 Tim Mayberry <mojofunk@gmail.com>
* Copyright (C) 2013 Colin Fletcher <colin.m.fletcher@googlemail.com>
* Copyright (C) 2014-2015 Robin Gareus <robin@gareus.org>
* Copyright (C) 2014 John Emmas <john@creativepost.co.uk>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifdef HAVE_ALSA
#include "ardouralsautil/devicelist.h"
#endif
#ifdef __APPLE__
#include <CoreAudio/CoreAudio.h>
#include <CoreFoundation/CFString.h>
#include <sys/param.h>
#include <mach-o/dyld.h>
#endif
#ifdef PLATFORM_WINDOWS
#include <shobjidl.h> // Needed for
#include <shlguid.h> // 'IShellLink'
#include "pbd/windows_special_dirs.h"
#endif
#if (defined PLATFORM_WINDOWS && defined HAVE_PORTAUDIO)
#include <portaudio.h>
#endif
#include <boost/scoped_ptr.hpp>
#include "pbd/gstdio_compat.h"
#include <glibmm/miscutils.h>
#include "pbd/epa.h"
#include "pbd/error.h"
#include "pbd/string_convert.h"
#include "pbd/file_utils.h"
#include "pbd/search_path.h"
#include "jack_utils.h"
#ifdef __APPLE
#include <CFBundle.h>
#endif
#include "pbd/i18n.h"
using namespace std;
using namespace PBD;
namespace ARDOUR {
// The pretty driver names
const char * const portaudio_driver_name = X_("Portaudio");
const char * const coreaudio_driver_name = X_("CoreAudio");
const char * const alsa_driver_name = X_("ALSA");
const char * const oss_driver_name = X_("OSS");
const char * const sun_driver_name = X_("Sun");
const char * const freebob_driver_name = X_("FreeBoB");
const char * const ffado_driver_name = X_("FFADO");
const char * const netjack_driver_name = X_("NetJACK");
const char * const dummy_driver_name = X_("Dummy");
}
namespace {
// The real driver names
const char * const portaudio_driver_command_line_name = X_("portaudio");
const char * const coreaudio_driver_command_line_name = X_("coreaudio");
const char * const alsa_driver_command_line_name = X_("alsa");
const char * const oss_driver_command_line_name = X_("oss");
const char * const sun_driver_command_line_name = X_("sun");
const char * const freebob_driver_command_line_name = X_("freebob");
const char * const ffado_driver_command_line_name = X_("firewire");
const char * const netjack_driver_command_line_name = X_("netjack");
const char * const dummy_driver_command_line_name = X_("dummy");
// should we provide more "pretty" names like above?
const char * const alsa_seq_midi_driver_name = X_("alsa");
const char * const alsa_raw_midi_driver_name = X_("alsarawmidi");
const char * const alsaseq_midi_driver_name = X_("seq");
const char * const alsaraw_midi_driver_name = X_("raw");
const char * const winmme_midi_driver_name = X_("winmme");
const char * const coremidi_midi_driver_name = X_("coremidi");
// this should probably be translated
const char * const default_device_name = X_("Default");
}
static ARDOUR::MidiOptions midi_options;
std::string
get_none_string ()
{
return _("None");
}
void
ARDOUR::get_jack_audio_driver_names (vector<string>& audio_driver_names)
{
#ifdef PLATFORM_WINDOWS
audio_driver_names.push_back (portaudio_driver_name);
#elif __APPLE__
audio_driver_names.push_back (coreaudio_driver_name);
#else
#ifdef HAVE_ALSA
audio_driver_names.push_back (alsa_driver_name);
#endif
audio_driver_names.push_back (oss_driver_name);
#if defined(__NetBSD__) || defined(__sun)
audio_driver_names.push_back (sun_driver_name);
#endif
audio_driver_names.push_back (freebob_driver_name);
audio_driver_names.push_back (ffado_driver_name);
#endif
audio_driver_names.push_back (netjack_driver_name);
audio_driver_names.push_back (dummy_driver_name);
}
void
ARDOUR::get_jack_default_audio_driver_name (string& audio_driver_name)
{
vector<string> drivers;
get_jack_audio_driver_names (drivers);
audio_driver_name = drivers.front ();
}
void
ARDOUR::get_jack_sample_rate_strings (vector<string>& samplerates)
{
// do these really need to be translated?
samplerates.push_back (_("8000Hz"));
samplerates.push_back (_("22050Hz"));
samplerates.push_back (_("44100Hz"));
samplerates.push_back (_("48000Hz"));
samplerates.push_back (_("88200Hz"));
samplerates.push_back (_("96000Hz"));
samplerates.push_back (_("192000Hz"));
}
string
ARDOUR::get_jack_default_sample_rate ()
{
return _("48000Hz");
}
void
ARDOUR::get_jack_period_size_strings (std::vector<std::string>& period_sizes)
{
period_sizes.push_back ("32");
period_sizes.push_back ("64");
period_sizes.push_back ("128");
period_sizes.push_back ("256");
period_sizes.push_back ("512");
period_sizes.push_back ("1024");
period_sizes.push_back ("2048");
period_sizes.push_back ("4096");
period_sizes.push_back ("8192");
}
string
ARDOUR::get_jack_default_period_size ()
{
return "1024";
}
void
ARDOUR::get_jack_dither_mode_strings (const string& driver, vector<string>& dither_modes)
{
dither_modes.push_back (get_none_string ());
if (driver == alsa_driver_name ) {
dither_modes.push_back (_("Triangular"));
dither_modes.push_back (_("Rectangular"));
dither_modes.push_back (_("Shaped"));
}
}
string
ARDOUR::get_jack_default_dither_mode (const string& /*driver*/)
{
return get_none_string ();
}
string
ARDOUR::get_jack_latency_string (string samplerate, float periods, string period_size)
{
uint32_t rate = atoi (samplerate);
float psize = atof (period_size);
char buf[32];
snprintf (buf, sizeof(buf), "%.1fmsec", (periods * psize) / (rate/1000.0));
return buf;
}
bool
get_jack_command_line_audio_driver_name (const string& driver_name, string& command_line_name)
{
using namespace ARDOUR;
if (driver_name == portaudio_driver_name) {
command_line_name = portaudio_driver_command_line_name;
return true;
} else if (driver_name == coreaudio_driver_name) {
command_line_name = coreaudio_driver_command_line_name;
return true;
} else if (driver_name == alsa_driver_name) {
command_line_name = alsa_driver_command_line_name;
return true;
} else if (driver_name == oss_driver_name) {
command_line_name = oss_driver_command_line_name;
return true;
} else if (driver_name == sun_driver_name) {
command_line_name = sun_driver_command_line_name;
return true;
} else if (driver_name == freebob_driver_name) {
command_line_name = freebob_driver_command_line_name;
return true;
} else if (driver_name == ffado_driver_name) {
command_line_name = ffado_driver_command_line_name;
return true;
} else if (driver_name == netjack_driver_name) {
command_line_name = netjack_driver_command_line_name;
return true;
} else if (driver_name == dummy_driver_name) {
command_line_name = dummy_driver_command_line_name;
return true;
}
return false;
}
bool
get_jack_command_line_audio_device_name (const string& driver_name,
const string& device_name, string& command_line_device_name)
{
using namespace ARDOUR;
device_map_t devices;
get_jack_device_names_for_audio_driver (driver_name, devices);
for (device_map_t::const_iterator i = devices.begin (); i != devices.end(); ++i) {
if (i->first == device_name) {
command_line_device_name = i->second;
return true;
}
}
return false;
}
bool
get_jack_command_line_dither_mode (const string& dither_mode, string& command_line_dither_mode)
{
using namespace ARDOUR;
if (dither_mode == _("Triangular")) {
command_line_dither_mode = "triangular";
return true;
} else if (dither_mode == _("Rectangular")) {
command_line_dither_mode = "rectangular";
return true;
} else if (dither_mode == _("Shaped")) {
command_line_dither_mode = "shaped";
return true;
}
return false;
}
void
ARDOUR::get_jack_alsa_device_names (device_map_t& devices)
{
#ifdef HAVE_ALSA
get_alsa_audio_device_names(devices, HalfDuplexOut);
#else
/* silence a compiler unused variable warning */
(void) devices;
#endif
}
#ifdef __APPLE__
static OSStatus
getDeviceUIDFromID( AudioDeviceID id, char *name, size_t nsize)
{
UInt32 size = sizeof(CFStringRef);
CFStringRef UI;
OSStatus res = AudioDeviceGetProperty(id, 0, false,
kAudioDevicePropertyDeviceUID, &size, &UI);
if (res == noErr)
CFStringGetCString(UI,name,nsize,CFStringGetSystemEncoding());
CFRelease(UI);
return res;
}
#endif
void
ARDOUR::get_jack_coreaudio_device_names (device_map_t& devices)
{
#ifdef __APPLE__
// Find out how many Core Audio devices are there, if any...
// (code snippet gently "borrowed" from St?hane Letz jackdmp;)
OSStatus err;
Boolean isWritable;
UInt32 outSize = sizeof(isWritable);
err = AudioHardwareGetPropertyInfo(kAudioHardwarePropertyDevices,
&outSize, &isWritable);
if (err == noErr) {
// Calculate the number of device available...
int numCoreDevices = outSize / sizeof(AudioDeviceID);
// Make space for the devices we are about to get...
AudioDeviceID *coreDeviceIDs = new AudioDeviceID [numCoreDevices];
err = AudioHardwareGetProperty(kAudioHardwarePropertyDevices,
&outSize, (void *) coreDeviceIDs);
if (err == noErr) {
// Look for the CoreAudio device name...
char coreDeviceName[256];
UInt32 nameSize;
for (int i = 0; i < numCoreDevices; i++) {
nameSize = sizeof (coreDeviceName);
/* enforce duplex devices only */
err = AudioDeviceGetPropertyInfo(coreDeviceIDs[i],
0, true, kAudioDevicePropertyStreams,
&outSize, &isWritable);
if (err != noErr || outSize == 0) {
continue;
}
err = AudioDeviceGetPropertyInfo(coreDeviceIDs[i],
0, false, kAudioDevicePropertyStreams,
&outSize, &isWritable);
if (err != noErr || outSize == 0) {
continue;
}
err = AudioDeviceGetPropertyInfo(coreDeviceIDs[i],
0, true, kAudioDevicePropertyDeviceName,
&outSize, &isWritable);
if (err == noErr) {
err = AudioDeviceGetProperty(coreDeviceIDs[i],
0, true, kAudioDevicePropertyDeviceName,
&nameSize, (void *) coreDeviceName);
if (err == noErr) {
char drivername[128];
// this returns the unique id for the device
// that must be used on the commandline for jack
if (getDeviceUIDFromID(coreDeviceIDs[i], drivername, sizeof (drivername)) == noErr) {
devices.insert (make_pair (coreDeviceName, drivername));
}
}
}
}
}
delete [] coreDeviceIDs;
}
#else
/* silence a compiler unused variable warning */
(void) devices;
#endif
}
void
ARDOUR::get_jack_portaudio_device_names (device_map_t& devices)
{
#if (defined PLATFORM_WINDOWS && defined HAVE_PORTAUDIO)
if (Pa_Initialize() != paNoError) {
return;
}
for (PaDeviceIndex i = 0; i < Pa_GetDeviceCount (); ++i) {
string api_name;
string readable_name;
string jack_device_name;
const PaDeviceInfo* device_info = Pa_GetDeviceInfo(i);
if (device_info != NULL) { // it should never be ?
api_name = Pa_GetHostApiInfo (device_info->hostApi)->name;
readable_name = api_name + " " + device_info->name;
jack_device_name = api_name + "::" + device_info->name;
devices.insert (make_pair (readable_name, jack_device_name));
}
}
Pa_Terminate();
#else
/* silence a compiler unused variable warning */
(void) devices;
#endif
}
void
ARDOUR::get_jack_oss_device_names (device_map_t& devices)
{
devices.insert (make_pair (default_device_name, default_device_name));
}
void
ARDOUR::get_jack_sun_device_names (device_map_t& devices)
{
devices.insert (make_pair (default_device_name, default_device_name));
}
void
ARDOUR::get_jack_freebob_device_names (device_map_t& devices)
{
devices.insert (make_pair (default_device_name, default_device_name));
}
void
ARDOUR::get_jack_ffado_device_names (device_map_t& devices)
{
devices.insert (make_pair (default_device_name, default_device_name));
}
void
ARDOUR::get_jack_netjack_device_names (device_map_t& devices)
{
devices.insert (make_pair (default_device_name, default_device_name));
}
void
ARDOUR::get_jack_dummy_device_names (device_map_t& devices)
{
devices.insert (make_pair (default_device_name, default_device_name));
}
bool
ARDOUR::get_jack_device_names_for_audio_driver (const string& driver_name, device_map_t& devices)
{
devices.clear();
if (driver_name == portaudio_driver_name) {
get_jack_portaudio_device_names (devices);
} else if (driver_name == coreaudio_driver_name) {
get_jack_coreaudio_device_names (devices);
} else if (driver_name == alsa_driver_name) {
get_jack_alsa_device_names (devices);
} else if (driver_name == oss_driver_name) {
get_jack_oss_device_names (devices);
} else if (driver_name == sun_driver_name) {
get_jack_sun_device_names (devices);
} else if (driver_name == freebob_driver_name) {
get_jack_freebob_device_names (devices);
} else if (driver_name == ffado_driver_name) {
get_jack_ffado_device_names (devices);
} else if (driver_name == netjack_driver_name) {
get_jack_netjack_device_names (devices);
} else if (driver_name == dummy_driver_name) {
get_jack_dummy_device_names (devices);
}
return !devices.empty();
}
std::vector<std::string>
ARDOUR::get_jack_device_names_for_audio_driver (const string& driver_name)
{
std::vector<std::string> readable_names;
device_map_t devices;
get_jack_device_names_for_audio_driver (driver_name, devices);
for (device_map_t::const_iterator i = devices.begin (); i != devices.end(); ++i) {
readable_names.push_back (i->first);
}
return readable_names;
}
bool
ARDOUR::get_jack_audio_driver_supports_two_devices (const string& driver)
{
return (driver == alsa_driver_name || driver == oss_driver_name ||
driver == sun_driver_name);
}
bool
ARDOUR::get_jack_audio_driver_supports_latency_adjustment (const string& driver)
{
return (driver == alsa_driver_name || driver == coreaudio_driver_name ||
driver == ffado_driver_name || driver == portaudio_driver_name);
}
bool
ARDOUR::get_jack_audio_driver_supports_setting_period_count (const string& driver)
{
return !(driver == dummy_driver_name || driver == coreaudio_driver_name ||
driver == portaudio_driver_name);
}
bool
ARDOUR::get_jack_server_application_names (std::vector<std::string>& server_names)
{
#ifdef PLATFORM_WINDOWS
server_names.push_back ("jackd.exe");
#else
server_names.push_back ("jackd");
server_names.push_back ("jackdmp");
#endif
return !server_names.empty();
}
void
ARDOUR::set_path_env_for_jack_autostart (const vector<std::string>& dirs)
{
#ifdef __APPLE__
// push it back into the environment so that auto-started JACK can find it.
// XXX why can't we just expect OS X users to have PATH set correctly? we can't ...
setenv ("PATH", Searchpath(dirs).to_string().c_str(), 1);
#else
/* silence a compiler unused variable warning */
(void) dirs;
#endif
}
bool
ARDOUR::get_jack_server_dir_paths (vector<std::string>& server_dir_paths)
{
#ifdef __APPLE__
/* this magic lets us finds the path to the OSX bundle, and then
we infer JACK's location from there
*/
char execpath[MAXPATHLEN+1];
uint32_t pathsz = sizeof (execpath);
_NSGetExecutablePath (execpath, &pathsz);
server_dir_paths.push_back (Glib::path_get_dirname (execpath));
#endif
Searchpath sp(string(g_getenv("PATH")));
#ifdef PLATFORM_WINDOWS
std::string reg;
/* since https://github.com/jackaudio/jack2/commit/ac62faa9c0268b89e3ea23c0318227612acd8079 */
bool found = PBD::windows_query_registry ("Software\\JACK", "InstallPath", reg);
if (!found) {
/* special-case jack 1.9.16, "Location" included jackd.exe */
found = PBD::windows_query_registry ("Software\\JACK", "Location", reg);
if (found) {
reg = Glib::path_get_dirname (reg);
}
}
if (!found) {
// If the newer style regkey wasn't found, check for one in the older style...
found = PBD::windows_query_registry ("Software\\Jack", "InstPath", reg, HKEY_CURRENT_USER);
}
if (found) {
sp.push_back (reg);
}
gchar *install_dir = g_win32_get_package_installation_directory_of_module (NULL);
if (install_dir) {
sp.push_back (install_dir);
g_free (install_dir);
}
#else
if (sp.empty()) {
sp.push_back ("/usr/bin");
sp.push_back ("/bin");
sp.push_back ("/usr/local/bin");
sp.push_back ("/opt/local/bin");
}
#endif
std::copy (sp.begin(), sp.end(), std::back_inserter(server_dir_paths));
return !server_dir_paths.empty();
}
bool
ARDOUR::get_jack_server_paths (const vector<std::string>& server_dir_paths,
const vector<string>& server_names,
vector<std::string>& server_paths)
{
for (vector<string>::const_iterator i = server_names.begin(); i != server_names.end(); ++i) {
find_files_matching_pattern (server_paths, server_dir_paths, *i);
}
return !server_paths.empty();
}
bool
ARDOUR::get_jack_server_paths (vector<std::string>& server_paths)
{
vector<std::string> server_dirs;
if (!get_jack_server_dir_paths (server_dirs)) {
return false;
}
vector<string> server_names;
if (!get_jack_server_application_names (server_names)) {
return false;
}
if (!get_jack_server_paths (server_dirs, server_names, server_paths)) {
return false;
}
return !server_paths.empty();
}
bool
ARDOUR::get_jack_default_server_path (std::string& server_path)
{
vector<std::string> server_paths;
if (!get_jack_server_paths (server_paths)) {
return false;
}
server_path = server_paths.front ();
return true;
}
static string
quote_string (string str)
{
/* escape quotes in string */
size_t pos = 0;
while ((pos = str.find("\"", pos)) != std::string::npos) {
str.replace (pos, 1, "\\\"");
pos += 2;
}
/* and quote the whole string */
return "\"" + str + "\"";
}
ARDOUR::JackCommandLineOptions::JackCommandLineOptions ()
: server_path ()
, timeout(0)
, no_mlock(false)
, ports_max(128)
, realtime(true)
, priority(0)
, unlock_gui_libs(false)
, verbose(false)
, temporary(true)
, driver()
, input_device()
, output_device()
, num_periods(2)
, period_size(1024)
, samplerate(48000)
, input_latency(0)
, output_latency(0)
, hardware_metering(false)
, hardware_monitoring(false)
, dither_mode()
, force16_bit(false)
, soft_mode(false)
, midi_driver()
{
}
bool
ARDOUR::get_jack_command_line_string (JackCommandLineOptions& options, string& command_line)
{
vector<string> args;
args.push_back (options.server_path);
#ifdef PLATFORM_WINDOWS
// must use sync mode on windows
args.push_back ("-S");
#endif
#if (defined PLATFORM_WINDOWS || defined __APPLE__)
// midi systems needs to be added before the audio driver for jack2
if (!options.midi_driver.empty () && options.midi_driver != get_none_string ()) {
args.push_back ("-X");
args.push_back (options.midi_driver);
}
#endif
/* XXX hack to enforce qjackctl-like behaviour */
if (options.timeout == 0) {
options.timeout = 200;
}
if (options.timeout) {
args.push_back ("-t");
args.push_back (to_string (options.timeout));
}
if (options.no_mlock) {
args.push_back ("-m");
}
args.push_back ("-p");
args.push_back (to_string(options.ports_max));
if (options.realtime) {
args.push_back ("-R");
if (options.priority != 0) {
args.push_back ("-P");
args.push_back (to_string(options.priority));
}
} else {
args.push_back ("-r");
}
if (options.unlock_gui_libs) {
args.push_back ("-u");
}
if (options.verbose) {
args.push_back ("-v");
}
if (options.temporary) {
args.push_back ("-T");
}
if (options.driver == alsa_driver_name) {
if (options.midi_driver == alsa_seq_midi_driver_name) {
args.push_back ("-X");
args.push_back ("alsa_midi");
} else if (options.midi_driver == alsa_raw_midi_driver_name) {
args.push_back ("-X");
args.push_back ("alsarawmidi");
}
}
string command_line_driver_name;
string command_line_input_device_name;
string command_line_output_device_name;
if (!get_jack_command_line_audio_driver_name (options.driver, command_line_driver_name)) {
return false;
}
args.push_back ("-d");
args.push_back (command_line_driver_name);
if (options.driver != dummy_driver_name) {
if (options.output_device.empty() && options.input_device.empty()) {
return false;
}
if (!get_jack_command_line_audio_device_name (options.driver,
options.input_device, command_line_input_device_name)) {
return false;
}
if (!get_jack_command_line_audio_device_name (options.driver,
options.output_device, command_line_output_device_name)) {
return false;
}
if (options.input_device.empty()) {
// playback only
if (options.output_device.empty()) {
return false;
}
args.push_back ("-P");
} else if (options.output_device.empty()) {
// capture only
if (options.input_device.empty()) {
return false;
}
args.push_back ("-C");
} else if (options.input_device != options.output_device) {
// capture and playback on two devices if supported
if (get_jack_audio_driver_supports_two_devices (options.driver)) {
args.push_back ("-C");
args.push_back (command_line_input_device_name);
args.push_back ("-P");
args.push_back (command_line_output_device_name);
} else {
return false;
}
}
if (options.input_channels) {
args.push_back ("-i");
args.push_back (to_string (options.input_channels));
}
if (options.output_channels) {
args.push_back ("-o");
args.push_back (to_string (options.output_channels));
}
if (get_jack_audio_driver_supports_setting_period_count (options.driver)) {
args.push_back ("-n");
args.push_back (to_string (options.num_periods));
}
} else {
// jackd dummy backend
if (options.input_channels) {
args.push_back ("-C");
args.push_back (to_string (options.input_channels));
}
if (options.output_channels) {
args.push_back ("-P");
args.push_back (to_string (options.output_channels));
}
}
args.push_back ("-r");
args.push_back (to_string (options.samplerate));
args.push_back ("-p");
args.push_back (to_string (options.period_size));
if (get_jack_audio_driver_supports_latency_adjustment (options.driver)) {
if (options.input_latency) {
args.push_back ("-I");
args.push_back (to_string (options.input_latency));
}
if (options.output_latency) {
args.push_back ("-O");
args.push_back (to_string (options.output_latency));
}
}
if (options.driver != dummy_driver_name) {
if (options.input_device == options.output_device && options.input_device != default_device_name) {
args.push_back ("-d");
args.push_back (command_line_input_device_name);
}
}
if (options.driver == alsa_driver_name) {
if (options.hardware_metering) {
args.push_back ("-M");
}
if (options.hardware_monitoring) {
args.push_back ("-H");
}
string command_line_dither_mode;
if (get_jack_command_line_dither_mode (options.dither_mode, command_line_dither_mode)) {
args.push_back ("-z");
args.push_back (command_line_dither_mode);
}
if (options.force16_bit) {
args.push_back ("-S");
}
if (options.soft_mode) {
args.push_back ("-s");
}
}
if (options.driver == alsa_driver_name) {
if (options.midi_driver != alsa_seq_midi_driver_name) {
if (!options.midi_driver.empty() && options.midi_driver != get_none_string ()) {
args.push_back ("-X");
args.push_back (options.midi_driver);
}
}
}
ostringstream oss;
for (vector<string>::const_iterator i = args.begin(); i != args.end();) {
if ((i != args.begin()) && (i->find_first_of(' ') != string::npos)) {
// Be aware that (in Windows at least) Jack can't start if we supply a server path
// surrounded in quote marks (maybe Jack already does something similar imternally??)
// Fortunately, if it exists in our '.jackdrc' file, the server path will always be
// its very first entry - so we skip quoting that entry if it did contain spaces.
oss << quote_string (*i);
} else {
oss << *i;
}
if (++i != args.end()) oss << ' ';
}
command_line = oss.str();
return true;
}
string
ARDOUR::get_jack_server_config_file_name ()
{
return ".jackdrc";
}
std::string
ARDOUR::get_jack_server_user_config_dir_path ()
{
return Glib::get_home_dir ();
}
std::string
ARDOUR::get_jack_server_user_config_file_path ()
{
return Glib::build_filename (get_jack_server_user_config_dir_path (), get_jack_server_config_file_name ());
}
bool
ARDOUR::write_jack_config_file (const std::string& config_file_path, const string& command_line)
{
if (!g_file_set_contents (config_file_path.c_str(), command_line.c_str(), -1, NULL)) {
error << string_compose (_("cannot open JACK rc file %1 to store parameters"), config_file_path) << endmsg;
return false;
}
return true;
}
vector<string>
ARDOUR::enumerate_midi_options ()
{
if (midi_options.empty()) {
#ifdef HAVE_ALSA
midi_options.push_back (make_pair (_("(legacy) ALSA raw devices"), alsaraw_midi_driver_name));
midi_options.push_back (make_pair (_("(legacy) ALSA sequencer"), alsaseq_midi_driver_name));
midi_options.push_back (make_pair (_("ALSA (JACK1, 0.124 and later)"), alsa_seq_midi_driver_name));
midi_options.push_back (make_pair (_("ALSA (JACK2, 1.9.8 and later)"), alsa_raw_midi_driver_name));
#endif
#if (defined PLATFORM_WINDOWS && defined HAVE_PORTAUDIO)
/* Windows folks: what name makes sense here? Are there other
choices as well ?
*/
midi_options.push_back (make_pair (_("System MIDI (MME)"), winmme_midi_driver_name));
#endif
#ifdef __APPLE__
midi_options.push_back (make_pair (_("CoreMIDI"), coremidi_midi_driver_name));
#endif
}
vector<string> v;
for (MidiOptions::const_iterator i = midi_options.begin(); i != midi_options.end(); ++i) {
v.push_back (i->first);
}
v.push_back (get_none_string());
return v;
}
int
ARDOUR::set_midi_option (ARDOUR::JackCommandLineOptions& options, const string& opt)
{
if (opt.empty() || opt == get_none_string()) {
options.midi_driver = "";
return 0;
}
for (MidiOptions::const_iterator i = midi_options.begin(); i != midi_options.end(); ++i) {
if (i->first == opt) {
options.midi_driver = i->second;
return 0;
}
}
return -1;
}
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