Very basic camera management commands working.

Manager/src/cmdparser.cpp

@@ -63,10 +63,6 @@ namespace AkVCam {
             size_t maxFlagsValueLength(const std::vector<CmdParserFlags> &flags);
             size_t maxStringLength(const StringVector &strings);
             size_t maxStringLength(const WStringVector &strings);
-            std::string fill(const std::string &str, size_t maxSize);
-            std::wstring fill(const std::wstring &str, size_t maxSize);
-            std::string join(const StringVector &strings,
-                             const std::string &separator);
             CmdParserCommand *parserCommand(const std::string &command);
             const CmdParserFlags *parserFlag(const std::vector<CmdParserFlags> &cmdFlags,
                                              const std::string &flag);
@@ -86,6 +82,8 @@ namespace AkVCam {
                                const StringVector &args);
             int showDeviceDescription(const StringMap &flags,
                                       const StringVector &args);
+            int setDeviceDescription(const StringMap &flags,
+                                     const StringVector &args);
             int showSupportedFormats(const StringMap &flags,
                                      const StringVector &args);
             int showFormats(const StringMap &flags, const StringVector &args);
@@ -137,14 +135,18 @@ AkVCam::CmdParser::CmdParser()
                      "DEVICE",
                      "Remove a device.",
                      AKVCAM_BIND_FUNC(CmdParserPrivate::removeDevice));
-    this->addCommand("device-type",
+    this->addCommand("type",
                      "DEVICE",
                      "Show device type.",
                      AKVCAM_BIND_FUNC(CmdParserPrivate::showDeviceType));
-    this->addCommand("device-description",
+    this->addCommand("description",
                      "DEVICE",
                      "Show device description.",
                      AKVCAM_BIND_FUNC(CmdParserPrivate::showDeviceDescription));
+    this->addCommand("set-description",
+                     "DEVICE DESCRIPTION",
+                     "Set device description.",
+                     AKVCAM_BIND_FUNC(CmdParserPrivate::setDeviceDescription));
     this->addCommand("supported-formats",
                      "",
                      "Show supported formats.",
@@ -180,15 +182,15 @@ AkVCam::CmdParser::CmdParser()
                      "Create devices from a setting file.",
                      AKVCAM_BIND_FUNC(CmdParserPrivate::loadSettings));
     this->addCommand("connections",
-                     "[DEVICE]",
+                     "DEVICE",
                      "Show device connections.",
                      AKVCAM_BIND_FUNC(CmdParserPrivate::showConnections));
     this->addCommand("connect",
-                     "OUTPUT_DEVICE INPUTDEVICE [INPUT_DEVICE ...]",
+                     "INPUT_DEVICE OUTPUTDEVICE [OUTPUT_DEVICE ...]",
                      "Connect devices.",
                      AKVCAM_BIND_FUNC(CmdParserPrivate::connectDevices));
     this->addCommand("disconnect",
-                     "OUTPUT_DEVICE INPUTDEVICE",
+                     "INPUT_DEVICE OUTPUTDEVICE",
                      "Disconnect devices.",
                      AKVCAM_BIND_FUNC(CmdParserPrivate::disconnectDevices));
     this->addCommand("options",
@@ -380,13 +382,13 @@ void AkVCam::CmdParserPrivate::printFlags(const std::vector<CmdParserFlags> &cmd
     auto maxFlagsValueLen = this->maxFlagsValueLength(cmdFlags);
 
     for (auto &flag: cmdFlags) {
-        auto allFlags = this->join(flag.flags, ", ");
+        auto allFlags = join(flag.flags, ", ");
         std::cout << std::string(spaces.data(), indent)
-                  << this->fill(allFlags, maxFlagsLen);
+                  << fill(allFlags, maxFlagsLen);
 
         if (maxFlagsValueLen > 0) {
             std::cout << " "
-                      << this->fill(flag.value, maxFlagsValueLen);
+                      << fill(flag.value, maxFlagsValueLen);
         }
 
         std::cout << "    "
@@ -420,7 +422,7 @@ size_t AkVCam::CmdParserPrivate::maxFlagsLength(const std::vector<CmdParserFlags
     size_t length = 0;
 
     for (auto &flag: flags)
-        length = std::max(this->join(flag.flags, ", ").size(), length);
+        length = std::max(join(flag.flags, ", ").size(), length);
 
     return length;
 }
@@ -455,43 +457,6 @@ size_t AkVCam::CmdParserPrivate::maxStringLength(const WStringVector &strings)
     return length;
 }
 
-std::string AkVCam::CmdParserPrivate::fill(const std::string &str,
-                                           size_t maxSize)
-{
-    std::stringstream ss;
-    std::vector<char> spaces(maxSize, ' ');
-    ss << str << std::string(spaces.data(), maxSize - str.size());
-
-    return ss.str();
-}
-
-std::wstring AkVCam::CmdParserPrivate::fill(const std::wstring &str, size_t maxSize)
-{
-    std::wstringstream ss;
-    std::vector<wchar_t> spaces(maxSize, ' ');
-    ss << str << std::wstring(spaces.data(), maxSize - str.size());
-
-    return ss.str();
-}
-
-std::string AkVCam::CmdParserPrivate::join(const StringVector &strings,
-                                           const std::string &separator)
-{
-    std::stringstream ss;
-    bool append = false;
-
-    for (auto &str: strings) {
-        if (append)
-            ss << separator;
-        else
-            append = true;
-
-        ss << str;
-    }
-
-    return ss.str();
-}
-
 AkVCam::CmdParserCommand *AkVCam::CmdParserPrivate::parserCommand(const std::string &command)
 {
     for (auto &cmd: this->m_commands)
@@ -604,9 +569,9 @@ int AkVCam::CmdParserPrivate::showHelp(const StringMap &flags,
             continue;
 
         std::cout << "    "
-                  << this->fill(cmd.command, maxCmdLen)
+                  << fill(cmd.command, maxCmdLen)
                   << " "
-                  << this->fill(cmd.arguments, maxArgsLen)
+                  << fill(cmd.arguments, maxArgsLen)
                   << "    "
                   << cmd.helpString << std::endl;
 
@@ -628,8 +593,13 @@ int AkVCam::CmdParserPrivate::showDevices(const StringMap &flags,
     UNUSED(flags);
     UNUSED(args);
 
+    auto devices = this->m_ipcBridge.devices();
+
+    if (devices.empty())
+        return 0;
+
     if (this->m_parseable) {
-        for (auto &device: this->m_ipcBridge.listDevices())
+        for (auto &device: devices)
             std::cout << device << std::endl;
     } else {
         StringVector devicesColumn;
@@ -640,7 +610,7 @@ int AkVCam::CmdParserPrivate::showDevices(const StringMap &flags,
         typesColumn.push_back("Type");
         descriptionsColumn.push_back(L"Description");
 
-        for (auto &device: this->m_ipcBridge.listDevices()) {
+        for (auto &device: devices) {
             devicesColumn.push_back(device);
             typesColumn.push_back(this->m_ipcBridge.deviceType(device) == IpcBridge::DeviceTypeInput?
                                       "Input":
@@ -652,11 +622,11 @@ int AkVCam::CmdParserPrivate::showDevices(const StringMap &flags,
         auto typesColumnSize = this->maxStringLength(typesColumn);
         auto descriptionsColumnSize = this->maxStringLength(descriptionsColumn);
 
-        std::cout << this->fill("Device", devicesColumnSize)
+        std::cout << fill("Device", devicesColumnSize)
                   << " | "
-                  << this->fill("Type", typesColumnSize)
+                  << fill("Type", typesColumnSize)
                   << " | "
-                  << this->fill("Description", descriptionsColumnSize)
+                  << fill("Description", descriptionsColumnSize)
                   << std::endl;
         std::cout << std::string("-")
                      * (devicesColumnSize
@@ -664,16 +634,16 @@ int AkVCam::CmdParserPrivate::showDevices(const StringMap &flags,
                         + descriptionsColumnSize
                         + 6) << std::endl;
 
-        for (auto &device: this->m_ipcBridge.listDevices()) {
+        for (auto &device: devices) {
             std::string type =
                     this->m_ipcBridge.deviceType(device) == IpcBridge::DeviceTypeInput?
                         "Input":
                         "Output";
-            std::cout << this->fill(device, devicesColumnSize)
+            std::cout << fill(device, devicesColumnSize)
                       << " | "
-                      << this->fill(type, typesColumnSize)
+                      << fill(type, typesColumnSize)
                       << " | ";
-            std::wcout << this->fill(this->m_ipcBridge.description(device),
+            std::wcout << fill(this->m_ipcBridge.description(device),
                                descriptionsColumnSize)
                        << std::endl;
         }
@@ -724,11 +694,11 @@ int AkVCam::CmdParserPrivate::removeDevice(const StringMap &flags,
         return -1;
     }
 
-    auto devices = this->m_ipcBridge.listDevices();
+    auto devices = this->m_ipcBridge.devices();
     auto it = std::find(devices.begin(), devices.end(), args[1]);
 
     if (it == devices.end()) {
-        std::cerr << "Device not doesn't exists." << std::endl;
+        std::cerr << "Device doesn't exists." << std::endl;
 
         return -1;
     }
@@ -749,11 +719,11 @@ int AkVCam::CmdParserPrivate::showDeviceType(const StringMap &flags,
         return -1;
     }
 
-    auto devices = this->m_ipcBridge.listDevices();
+    auto devices = this->m_ipcBridge.devices();
     auto it = std::find(devices.begin(), devices.end(), args[1]);
 
     if (it == devices.end()) {
-        std::cerr << "Device not doesn't exists." << std::endl;
+        std::cerr << "device doesn't exists." << std::endl;
 
         return -1;
     }
@@ -777,11 +747,11 @@ int AkVCam::CmdParserPrivate::showDeviceDescription(const StringMap &flags,
         return -1;
     }
 
-    auto devices = this->m_ipcBridge.listDevices();
+    auto devices = this->m_ipcBridge.devices();
     auto it = std::find(devices.begin(), devices.end(), args[1]);
 
     if (it == devices.end()) {
-        std::cerr << "Device not doesn't exists." << std::endl;
+        std::cerr << "Device doesn't exists." << std::endl;
 
         return -1;
     }
@@ -791,6 +761,33 @@ int AkVCam::CmdParserPrivate::showDeviceDescription(const StringMap &flags,
     return 0;
 }
 
+int AkVCam::CmdParserPrivate::setDeviceDescription(const AkVCam::StringMap &flags,
+                                                   const AkVCam::StringVector &args)
+{
+    UNUSED(flags);
+
+    if (args.size() < 3) {
+        std::cerr << "Not enough arguments." << std::endl;
+
+        return -1;
+    }
+
+    auto deviceId = args[1];
+    auto devices = this->m_ipcBridge.devices();
+    auto dit = std::find(devices.begin(), devices.end(), args[1]);
+
+    if (dit == devices.end()) {
+        std::cerr << "device doesn't exists." << std::endl;
+
+        return -1;
+    }
+
+    std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>> cv;
+    this->m_ipcBridge.setDescription(deviceId, cv.from_bytes(args[2]));
+
+    return 0;
+}
+
 int AkVCam::CmdParserPrivate::showSupportedFormats(const StringMap &flags,
                                                    const StringVector &args)
 {
@@ -828,11 +825,11 @@ int AkVCam::CmdParserPrivate::showFormats(const StringMap &flags,
         return -1;
     }
 
-    auto devices = this->m_ipcBridge.listDevices();
+    auto devices = this->m_ipcBridge.devices();
     auto it = std::find(devices.begin(), devices.end(), args[1]);
 
     if (it == devices.end()) {
-        std::cerr << "Device not doesn't exists." << std::endl;
+        std::cerr << "device doesn't exists." << std::endl;
 
         return -1;
     }
@@ -883,11 +880,11 @@ int AkVCam::CmdParserPrivate::addFormat(const StringMap &flags,
     }
 
     auto deviceId = args[1];
-    auto devices = this->m_ipcBridge.listDevices();
+    auto devices = this->m_ipcBridge.devices();
     auto dit = std::find(devices.begin(), devices.end(), args[1]);
 
     if (dit == devices.end()) {
-        std::cerr << "Device not doesn't exists." << std::endl;
+        std::cerr << "device doesn't exists." << std::endl;
 
         return -1;
     }
@@ -962,6 +959,8 @@ int AkVCam::CmdParserPrivate::addFormat(const StringMap &flags,
 int AkVCam::CmdParserPrivate::removeFormat(const StringMap &flags,
                                            const StringVector &args)
 {
+    UNUSED(flags);
+
     if (args.size() < 3) {
         std::cerr << "Not enough arguments." << std::endl;
 
@@ -969,11 +968,11 @@ int AkVCam::CmdParserPrivate::removeFormat(const StringMap &flags,
     }
 
     auto deviceId = args[1];
-    auto devices = this->m_ipcBridge.listDevices();
+    auto devices = this->m_ipcBridge.devices();
     auto dit = std::find(devices.begin(), devices.end(), args[1]);
 
     if (dit == devices.end()) {
-        std::cerr << "Device not doesn't exists." << std::endl;
+        std::cerr << "device doesn't exists." << std::endl;
 
         return -1;
     }
@@ -1003,6 +1002,10 @@ int AkVCam::CmdParserPrivate::removeFormat(const StringMap &flags,
 int AkVCam::CmdParserPrivate::update(const StringMap &flags,
                                      const StringVector &args)
 {
+    UNUSED(flags);
+    UNUSED(args);
+    this->m_ipcBridge.update();
+
     return 0;
 }
 
@@ -1015,18 +1018,140 @@ int AkVCam::CmdParserPrivate::loadSettings(const AkVCam::StringMap &flags,
 int AkVCam::CmdParserPrivate::showConnections(const StringMap &flags,
                                               const StringVector &args)
 {
+    UNUSED(flags);
+
+    if (args.size() < 2) {
+        std::cerr << "Not enough arguments." << std::endl;
+
+        return -1;
+    }
+
+    auto deviceId = args[1];
+    auto devices = this->m_ipcBridge.devices();
+    auto dit = std::find(devices.begin(), devices.end(), args[1]);
+
+    if (dit == devices.end()) {
+        std::cerr << "device doesn't exists." << std::endl;
+
+        return -1;
+    }
+
+    for (auto &connectedDevice: this->m_ipcBridge.connections(deviceId))
+        std::cout << connectedDevice << std::endl;
+
     return 0;
 }
 
 int AkVCam::CmdParserPrivate::connectDevices(const StringMap &flags,
                                              const StringVector &args)
 {
+    UNUSED(flags);
+
+    if (args.size() < 3) {
+        std::cerr << "Not enough arguments." << std::endl;
+
+        return -1;
+    }
+
+    auto inputDevice = args[1];
+    auto devices = this->m_ipcBridge.devices();
+    auto it = std::find(devices.begin(), devices.end(), inputDevice);
+
+    if (it == devices.end()) {
+        std::cerr << inputDevice << " doesn't exists." << std::endl;
+
+        return -1;
+    }
+
+    if (this->m_ipcBridge.deviceType(inputDevice) != IpcBridge::DeviceTypeInput) {
+        std::cerr << inputDevice << " is not an input." << std::endl;
+
+        return -1;
+    }
+
+    auto outputDevices = this->m_ipcBridge.connections(inputDevice);
+
+    for (size_t i = 2; i < args.size(); i++) {
+        auto &outputDevice = args[i];
+        auto it = std::find(devices.begin(), devices.end(), outputDevice);
+
+        if (it == devices.end()) {
+            std::cerr << outputDevice << " doesn't exists." << std::endl;
+
+            return -1;
+        }
+
+        if (this->m_ipcBridge.deviceType(outputDevice) != IpcBridge::DeviceTypeOutput) {
+            std::cerr << outputDevice << " is not an output." << std::endl;
+
+            return -1;
+        }
+
+        auto cit = std::find(outputDevices.begin(),
+                             outputDevices.end(),
+                             outputDevice);
+
+        if (cit == outputDevices.end())
+            outputDevices.push_back(outputDevice);
+    }
+
+    this->m_ipcBridge.setConnections(inputDevice, outputDevices);
+
     return 0;
 }
 
 int AkVCam::CmdParserPrivate::disconnectDevices(const StringMap &flags,
                                                 const StringVector &args)
 {
+    UNUSED(flags);
+
+    if (args.size() < 3) {
+        std::cerr << "Not enough arguments." << std::endl;
+
+        return -1;
+    }
+
+    auto inputDevice = args[1];
+    auto devices = this->m_ipcBridge.devices();
+    auto it = std::find(devices.begin(), devices.end(), inputDevice);
+
+    if (it == devices.end()) {
+        std::cerr << inputDevice << " doesn't exists." << std::endl;
+
+        return -1;
+    }
+
+    if (this->m_ipcBridge.deviceType(inputDevice) != IpcBridge::DeviceTypeInput) {
+        std::cerr << inputDevice << " is not an input." << std::endl;
+
+        return -1;
+    }
+
+    auto outputDevices = this->m_ipcBridge.connections(inputDevice);
+    auto &outputDevice = args[2];
+    auto dit = std::find(devices.begin(), devices.end(), outputDevice);
+
+    if (dit == devices.end()) {
+        std::cerr << outputDevice << " doesn't exists." << std::endl;
+
+        return -1;
+    }
+
+    if (this->m_ipcBridge.deviceType(outputDevice) != IpcBridge::DeviceTypeOutput) {
+        std::cerr << outputDevice << " is not an output." << std::endl;
+
+        return -1;
+    }
+
+    auto cit = std::find(outputDevices.begin(),
+                         outputDevices.end(),
+                         outputDevice);
+
+    if (cit == outputDevices.end())
+        outputDevices.push_back(outputDevice);
+
+    this->m_ipcBridge.setConnections(inputDevice, outputDevices);
+
     return 0;
 }
 
@@ -1051,6 +1176,50 @@ int AkVCam::CmdParserPrivate::writeOption(const StringMap &flags,
 int AkVCam::CmdParserPrivate::showClients(const StringMap &flags,
                                           const StringVector &args)
 {
+    UNUSED(flags);
+    UNUSED(args);
+
+    auto clients = this->m_ipcBridge.clientsPids();
+
+    if (clients.empty())
+        return 0;
+
+    if (this->m_parseable) {
+        for (auto &pid: clients)
+            std::cout << pid
+                      << " "
+                      << this->m_ipcBridge.clientExe(pid)
+                      << std::endl;
+    } else {
+        StringVector pidsColumn;
+        StringVector exesColumn;
+
+        pidsColumn.push_back("Pid");
+        exesColumn.push_back("Executable");
+
+        for (auto &pid: clients) {
+            pidsColumn.push_back(std::to_string(pid));
+            exesColumn.push_back(this->m_ipcBridge.clientExe(pid));
+        }
+
+        auto pidsColumnSize = this->maxStringLength(pidsColumn);
+        auto exesColumnSize = this->maxStringLength(exesColumn);
+
+        std::cout << fill("Pid", pidsColumnSize)
+                  << " | "
+                  << fill("Executable", exesColumnSize)
+                  << std::endl;
+        std::cout << std::string("-")
+                     * (pidsColumnSize + exesColumnSize + 4)
+                  << std::endl;
+
+        for (auto &pid: clients)
+            std::cout << fill(std::to_string(pid), pidsColumnSize)
+                      << " | "
+                      << fill(this->m_ipcBridge.clientExe(pid), exesColumnSize)
+                      << std::endl;
+    }
+
     return 0;
 }
 

VCamUtils/src/ipcbridge.h

@@ -121,10 +121,12 @@ namespace AkVCam
             void unregisterPeer();
 
             // List available devices.
-            std::vector<std::string> listDevices() const;
+            std::vector<std::string> devices() const;
 
             // Return human readable description of the device.
             std::wstring description(const std::string &deviceId) const;
+            void setDescription(const std::string &deviceId,
+                                const std::wstring &description);
 
             // Output pixel formats supported by the driver.
             std::vector<PixelFormat> supportedPixelFormats(DeviceType type) const;
@@ -172,26 +174,10 @@ namespace AkVCam
                            const VideoFormat &format,
                            int index=-1);
             void removeFormat(const std::string &deviceId, int index);
-
+            void update();
-            // Create a device definition.
+            std::vector<std::string> connections(const std::string &deviceId);
-            std::string deviceCreate(const std::wstring &description,
+            void setConnections(const std::string &deviceId,
-                                     const std::vector<VideoFormat> &formats,
+                                const std::vector<std::string> &connectedDevices);
-                                     DeviceType type);
-
-            // Edit a device definition.
-            bool deviceEdit(const std::string &deviceId,
-                            const std::wstring &description,
-                            const std::vector<VideoFormat> &formats);
-
-            // Change device description.
-            bool changeDescription(const std::string &deviceId,
-                                   const std::wstring &description);
-
-            // Remove a device definition.
-            bool deviceDestroy(const std::string &deviceId);
-
-            // Remove all device definitions.
-            bool destroyAllDevices();
 
             void updateDevices();
 

VCamUtils/src/utils.cpp

@@ -20,6 +20,7 @@
 #include <cstring>
 #include <ctime>
 #include <fstream>
+#include <sstream>
 
 #include "utils.h"
 
@@ -157,6 +158,39 @@ std::wstring AkVCam::trimmed(const std::wstring &str)
     return str.substr(size_t(left), strippedLen);
 }
 
+std::string AkVCam::fill(const std::string &str, size_t maxSize)
+{
+    std::stringstream ss;
+    std::vector<char> spaces(maxSize, ' ');
+    ss << str << std::string(spaces.data(), maxSize - str.size());
+
+    return ss.str();
+}
+
+std::wstring AkVCam::fill(const std::wstring &str, size_t maxSize)
+{
+    std::wstringstream ss;
+    std::vector<wchar_t> spaces(maxSize, ' ');
+    ss << str << std::wstring(spaces.data(), maxSize - str.size());
+
+    return ss.str();
+}
+
+std::string AkVCam::join(const std::vector<std::string> &strs,
+                         const std::string &separator)
+{
+    std::stringstream ss;
+
+    for (size_t i = 0; i < strs.size(); i++) {
+        if (i > 0)
+            ss << separator;
+
+        ss << strs[i];
+    }
+
+    return ss.str();
+}
+
 std::vector<std::string> AkVCam::split(const std::string &str, char separator)
 {
     if (str.empty())

VCamUtils/src/utils.h

@@ -153,6 +153,10 @@ namespace AkVCam
     bool isEqualFile(const std::wstring &file1, const std::wstring &file2);
     std::string trimmed(const std::string &str);
     std::wstring trimmed(const std::wstring &str);
+    std::string fill(const std::string &str, size_t maxSize);
+    std::wstring fill(const std::wstring &str, size_t maxSize);
+    std::string join(const std::vector<std::string> &strs,
+                     const std::string &separator);
     std::vector<std::string> split(const std::string &str, char separator);
 }
 

cmio/Assistant/src/main.cpp

@@ -33,6 +33,7 @@ int main(int argc, char **argv)
     auto loglevel =
             AkVCam::Preferences::readInt("loglevel", AKVCAM_LOGLEVEL_DEFAULT);
     AkVCam::Logger::setLogLevel(loglevel);
+    AkLogDebug() << "Creating Service: " << CMIO_ASSISTANT_NAME << std::endl;
     auto server =
             xpc_connection_create_mach_service(CMIO_ASSISTANT_NAME,
                                                NULL,
@@ -50,6 +51,8 @@ int main(int argc, char **argv)
             break;
         }
 
+    AkLogDebug() << "Setting up handler" << std::endl;
+
     xpc_connection_set_event_handler(server, ^(xpc_object_t event) {
         auto type = xpc_get_type(event);
 
@@ -70,7 +73,9 @@ int main(int argc, char **argv)
         xpc_connection_resume(client);
     });
 
+    AkLogDebug() << "Resuming connection" << std::endl;
     xpc_connection_resume(server);
+    AkLogDebug() << "Running loop" << std::endl;
     CFRunLoopRun();
     xpc_release(server);
 

cmio/PlatformUtils/src/preferences.cpp

@@ -103,6 +103,13 @@ void AkVCam::Preferences::write(const std::string &key, double value)
     CFPreferencesSetAppValue(CFStringRef(*cfKey), *cfValue, PREFERENCES_ID);
 }
 
+void AkVCam::Preferences::write(const std::string &key,
+                                std::vector<std::string> &value)
+{
+    AkLogFunction();
+    write(key, join(value, ","));
+}
+
 std::shared_ptr<CFTypeRef> AkVCam::Preferences::read(const std::string &key)
 {
     AkLogFunction();
@@ -418,7 +425,7 @@ std::string AkVCam::Preferences::createDevicePath()
 int AkVCam::Preferences::cameraFromPath(const std::string &path)
 {
     for (size_t i = 0; i < camerasCount(); i++)
-        if (cameraPath(i) == path && !cameraFormats(i).empty())
+        if (cameraPath(i) == path)
             return int(i);
 
     return -1;
@@ -438,23 +445,26 @@ bool AkVCam::Preferences::cameraIsInput(size_t cameraIndex)
     return readBool("cameras." + std::to_string(cameraIndex) + ".isinput");
 }
 
-bool AkVCam::Preferences::cameraIsInput(const std::string &path)
-{
-    auto cameraIndex = cameraFromPath(path);
-
-    if (cameraIndex < 0)
-        return {};
-
-    return cameraIsInput(cameraIndex);
-}
-
 std::wstring AkVCam::Preferences::cameraDescription(size_t cameraIndex)
 {
+    if (cameraIndex >= camerasCount())
+        return {};
+
     return readWString("cameras."
                        + std::to_string(cameraIndex)
                        + ".description");
 }
 
+void AkVCam::Preferences::cameraSetDescription(size_t cameraIndex,
+                                               const std::wstring &description)
+{
+    if (cameraIndex >= camerasCount())
+        return;
+
+    write("cameras." + std::to_string(cameraIndex) + ".description",
+          description);
+}
+
 std::string AkVCam::Preferences::cameraPath(size_t cameraIndex)
 {
     return readString("cameras."
@@ -537,7 +547,7 @@ void AkVCam::Preferences::cameraRemoveFormat(size_t cameraIndex, int index)
 {
     AkLogFunction();
 
-    if (cameraIndex < 0 || !cameraIsInput(cameraIndex))
+    if (!cameraIsInput(cameraIndex))
         return;
 
     auto formats = cameraFormats(cameraIndex);
@@ -571,11 +581,9 @@ void AkVCam::Preferences::cameraRemoveFormat(size_t cameraIndex, int index)
 std::vector<std::string> AkVCam::Preferences::cameraConnections(size_t cameraIndex)
 {
     AkLogFunction();
-
-    if (cameraIndex < 0 || !cameraIsInput(cameraIndex))
-        return {};
-
     std::vector<std::string> cameraConnections;
+
+    if (cameraIsInput(cameraIndex)) {
         auto connections = readStringList("cameras."
                                           + std::to_string(cameraIndex)
                                           + ".connections");
@@ -590,13 +598,54 @@ std::vector<std::string> AkVCam::Preferences::cameraConnections(size_t cameraInd
             if (pos == connection.size())
                 cameraConnections.push_back(cameraPath(outputIndex));
         }
+    } else {
+        for (size_t i = 0; i < camerasCount(); i++)
+            if (cameraIsInput(i)) {
+                auto connections = readStringList("cameras."
+                                                  + std::to_string(i)
+                                                  + ".connections");
+
+                for (auto &connection: connections) {
+                    if (connection.empty())
+                        continue;
+
+                    size_t pos = 0;
+                    auto outputIndex = std::stoi(connection, &pos);
+
+                    if (pos == connection.size() && size_t(outputIndex) == cameraIndex)
+                        cameraConnections.push_back(cameraPath(i));
+                }
+            }
+    }
 
     return cameraConnections;
 }
 
-std::vector<std::string> AkVCam::Preferences::cameraConnections(const std::string &path)
+void AkVCam::Preferences::cameraSetConnections(size_t cameraIndex,
+                                               const std::vector<std::string> &connectedDevices)
 {
     AkLogFunction();
 
-    return cameraConnections(cameraFromPath(path));
+    if (!cameraIsInput(cameraIndex))
+        return;
+
+    std::vector<std::string> connections;
+
+    for (auto &connection: connectedDevices) {
+        if (connection.empty())
+            continue;
+
+        auto outputIndex = cameraFromPath(connection);
+
+        if (outputIndex < 0)
+            continue;
+
+        if (cameraIsInput(outputIndex))
+            continue;
+
+        connections.push_back(std::to_string(outputIndex));
+    }
+
+    write("cameras." + std::to_string(cameraIndex) + ".connections",
+          connections);
 }

cmio/PlatformUtils/src/preferences.h

@@ -39,6 +39,7 @@ namespace AkVCam
         void write(const std::string &key, const std::wstring &value);
         void write(const std::string &key, int value);
         void write(const std::string &key, double value);
+        void write(const std::string &key, std::vector<std::string> &value);
         std::shared_ptr<CFTypeRef> read(const std::string &key);
         std::string readString(const std::string &key,
                                const std::string &defaultValue={});
@@ -69,8 +70,9 @@ namespace AkVCam
         int cameraFromPath(const std::string &path);
         bool cameraExists(const std::string &path);
         bool cameraIsInput(size_t cameraIndex);
-        bool cameraIsInput(const std::string &path);
         std::wstring cameraDescription(size_t cameraIndex);
+        void cameraSetDescription(size_t cameraIndex,
+                                  const std::wstring &description);
         std::string cameraPath(size_t cameraIndex);
         size_t formatsCount(size_t cameraIndex);
         VideoFormat cameraFormat(size_t cameraIndex, size_t formatIndex);
@@ -80,7 +82,8 @@ namespace AkVCam
                              int index);
         void cameraRemoveFormat(size_t cameraIndex, int index);
         std::vector<std::string> cameraConnections(size_t cameraIndex);
-        std::vector<std::string> cameraConnections(const std::string &path);
+        void cameraSetConnections(size_t cameraIndex,
+                                  const std::vector<std::string> &connectedDevices);
     }
 }
 

cmio/PlatformUtils/src/utils.cpp

@@ -82,11 +82,20 @@ std::string AkVCam::stringFromCFType(CFTypeRef cfType)
     if (data)
         return std::string(data, len);
 
-    auto cstr = new char[len];
+    auto maxLen =
-    CFStringGetCString(CFStringRef(cfType),
+            CFStringGetMaximumSizeForEncoding(len, kCFStringEncodingUTF8)  + 1;
+    auto cstr = new char[maxLen];
+    memset(cstr, 0, maxLen);
+
+    if (!CFStringGetCString(CFStringRef(cfType),
                             cstr,
-                       CFIndex(len),
+                            maxLen,
-                       kCFStringEncodingUTF8);
+                            kCFStringEncodingUTF8)) {
+        delete [] cstr;
+
+        return {};
+    }
+
     std::string str(cstr, len);
     delete [] cstr;
 

cmio/VCamIPC/src/ipcbridge.mm

@@ -323,38 +323,18 @@ void AkVCam::IpcBridge::unregisterPeer()
     this->d->m_portName.clear();
 }
 
-std::vector<std::string> AkVCam::IpcBridge::listDevices() const
+std::vector<std::string> AkVCam::IpcBridge::devices() const
 {
     AkLogFunction();
-
+    auto nCameras = Preferences::camerasCount();
-    if (!this->d->m_serverMessagePort)
-        return {};
-
-    auto dictionary = xpc_dictionary_create(nullptr, nullptr, 0);
-    xpc_dictionary_set_int64(dictionary, "message", AKVCAM_ASSISTANT_MSG_DEVICES);
-    auto reply = xpc_connection_send_message_with_reply_sync(this->d->m_serverMessagePort,
-                                                             dictionary);
-    xpc_release(dictionary);
-    auto replyType = xpc_get_type(reply);
-
-    if (replyType != XPC_TYPE_DICTIONARY) {
-        xpc_release(reply);
-
-        return {};
-    }
-
-    auto devicesList = xpc_dictionary_get_array(reply, "devices");
     std::vector<std::string> devices;
-
-    for (size_t i = 0; i < xpc_array_get_count(devicesList); i++)
-        devices.push_back(xpc_array_get_string(devicesList, i));
-
-    xpc_release(reply);
-
     AkLogInfo() << "Devices:" << std::endl;
 
-    for (auto &device: devices)
+    for (size_t i = 0; i < nCameras; i++) {
-        AkLogInfo() << "    " << device << std::endl;
+        auto deviceId = Preferences::cameraPath(i);
+        devices.push_back(deviceId);
+        AkLogInfo() << "    " << deviceId << std::endl;
+    }
 
     return devices;
 }
@@ -362,37 +342,24 @@ std::vector<std::string> AkVCam::IpcBridge::listDevices() const
 std::wstring AkVCam::IpcBridge::description(const std::string &deviceId) const
 {
     AkLogFunction();
+    auto cameraIndex = Preferences::cameraFromPath(deviceId);
 
-    if (!this->d->m_serverMessagePort)
+    return Preferences::cameraDescription(cameraIndex);
-        return {};
+}
 
-    auto dictionary = xpc_dictionary_create(nullptr, nullptr, 0);
+void AkVCam::IpcBridge::setDescription(const std::string &deviceId,
-    xpc_dictionary_set_int64(dictionary, "message", AKVCAM_ASSISTANT_MSG_DEVICE_DESCRIPTION);
+                                       const std::wstring &description)
-    xpc_dictionary_set_string(dictionary, "device", deviceId.c_str());
+{
-    auto reply = xpc_connection_send_message_with_reply_sync(this->d->m_serverMessagePort,
+    AkLogFunction();
-                                                             dictionary);
+    auto cameraIndex = Preferences::cameraFromPath(deviceId);
-    xpc_release(dictionary);
-    auto replyType = xpc_get_type(reply);
 
-    if (replyType != XPC_TYPE_DICTIONARY) {
+    return Preferences::cameraSetDescription(cameraIndex, description);
-        xpc_release(reply);
-
-        return {};
-    }
-
-    size_t len = 0;
-    auto data = reinterpret_cast<const wchar_t *>(xpc_dictionary_get_data(reply,
-                                                                          "description",
-                                                                          &len));
-    std::wstring description(data, len / sizeof(wchar_t));
-    xpc_release(reply);
-
-    return description;
 }
 
 std::vector<AkVCam::PixelFormat> AkVCam::IpcBridge::supportedPixelFormats(DeviceType type) const
 {
-    UNUSED(type);
+    if (type == DeviceTypeInput)
+        return {PixelFormatRGB24};
 
     return {
         PixelFormatRGB32,
@@ -404,48 +371,17 @@ std::vector<AkVCam::PixelFormat> AkVCam::IpcBridge::supportedPixelFormats(Device
 
 AkVCam::PixelFormat AkVCam::IpcBridge::defaultPixelFormat(DeviceType type) const
 {
-    UNUSED(type);
+    return type == DeviceTypeInput?
-
+                PixelFormatRGB24:
-    return PixelFormatYUY2;
+                PixelFormatYUY2;
 }
 
 std::vector<AkVCam::VideoFormat> AkVCam::IpcBridge::formats(const std::string &deviceId) const
 {
     AkLogFunction();
+    auto cameraIndex = Preferences::cameraFromPath(deviceId);
 
-    if (!this->d->m_serverMessagePort)
+    return Preferences::cameraFormats(cameraIndex);
-        return {};
-
-    auto dictionary = xpc_dictionary_create(nullptr, nullptr, 0);
-    xpc_dictionary_set_int64(dictionary, "message", AKVCAM_ASSISTANT_MSG_DEVICE_FORMATS);
-    xpc_dictionary_set_string(dictionary, "device", deviceId.c_str());
-    auto reply = xpc_connection_send_message_with_reply_sync(this->d->m_serverMessagePort,
-                                                             dictionary);
-    xpc_release(dictionary);
-    auto replyType = xpc_get_type(reply);
-
-    if (replyType != XPC_TYPE_DICTIONARY) {
-        xpc_release(reply);
-
-        return {};
-    }
-
-    auto formatsList = xpc_dictionary_get_array(reply, "formats");
-    std::vector<VideoFormat> formats;
-
-    for (size_t i = 0; i < xpc_array_get_count(formatsList); i++) {
-        auto format = xpc_array_get_dictionary(formatsList, i);
-        auto fourcc = FourCC(xpc_dictionary_get_uint64(format, "fourcc"));
-        auto width = int(xpc_dictionary_get_int64(format, "width"));
-        auto height = int(xpc_dictionary_get_int64(format, "height"));
-        auto fps = Fraction(xpc_dictionary_get_string(format, "fps"));
-
-        formats.push_back(VideoFormat(fourcc, width, height, {fps}));
-    }
-
-    xpc_release(reply);
-
-    return formats;
 }
 
 std::string AkVCam::IpcBridge::broadcaster(const std::string &deviceId) const
@@ -699,7 +635,9 @@ std::string AkVCam::IpcBridge::clientExe(uint64_t pid) const
 
 AkVCam::IpcBridge::DeviceType AkVCam::IpcBridge::deviceType(const std::string &deviceId)
 {
-    return Preferences::cameraIsInput(deviceId)?
+    auto cameraIndex = Preferences::cameraFromPath(deviceId);
+
+    return Preferences::cameraIsInput(cameraIndex)?
                 DeviceTypeInput:
                 DeviceTypeOutput;
 }
@@ -732,124 +670,31 @@ void AkVCam::IpcBridge::removeFormat(const std::string &deviceId, int index)
                                     index);
 }
 
-std::string AkVCam::IpcBridge::deviceCreate(const std::wstring &description,
+void AkVCam::IpcBridge::update()
-                                            const std::vector<VideoFormat> &formats,
-                                            DeviceType type)
-{
-    AkLogFunction();
-
-    if (!this->d->m_serverMessagePort || !this->d->m_messagePort) {
-        this->d->m_error = L"Can't register peer";
-
-        return {};
-    }
-
-    auto dictionary = xpc_dictionary_create(nullptr, nullptr, 0);
-    xpc_dictionary_set_int64(dictionary, "message", AKVCAM_ASSISTANT_MSG_DEVICE_CREATE);
-    xpc_dictionary_set_string(dictionary, "port", this->d->m_portName.c_str());
-    xpc_dictionary_set_data(dictionary,
-                            "description",
-                            description.c_str(),
-                            description.size() * sizeof(wchar_t));
-    xpc_dictionary_set_bool(dictionary, "isinput", type == DeviceTypeInput);
-    auto formatsList = xpc_array_create(nullptr, 0);
-
-    for (auto &format: formats) {
-        auto dictFormat = xpc_dictionary_create(nullptr, nullptr, 0);
-        xpc_dictionary_set_uint64(dictFormat, "fourcc", format.fourcc());
-        xpc_dictionary_set_int64(dictFormat, "width", format.width());
-        xpc_dictionary_set_int64(dictFormat, "height", format.height());
-        xpc_dictionary_set_string(dictFormat, "fps", format.minimumFrameRate().toString().c_str());
-        xpc_array_append_value(formatsList, dictFormat);
-    }
-
-    xpc_dictionary_set_value(dictionary, "formats", formatsList);
-
-    auto reply = xpc_connection_send_message_with_reply_sync(this->d->m_serverMessagePort,
-                                                             dictionary);
-    xpc_release(dictionary);
-    auto replyType = xpc_get_type(reply);
-
-    if (replyType != XPC_TYPE_DICTIONARY) {
-        this->d->m_error = L"Can't set virtual camera formats";
-        xpc_release(reply);
-
-        return {};
-    }
-
-    std::string deviceId(xpc_dictionary_get_string(reply, "device"));
-    xpc_release(reply);
-
-    return deviceId;
-}
-
-bool AkVCam::IpcBridge::deviceEdit(const std::string &deviceId,
-                                   const std::wstring &description,
-                                   const std::vector<VideoFormat> &formats)
-{
-    AkLogFunction();
-
-    auto type = this->deviceType(deviceId);
-    this->deviceDestroy(deviceId);
-
-    if (this->deviceCreate(description.empty()?
-                               L"AvKys Virtual Camera":
-                               description,
-                           formats,
-                           type).empty())
-        return false;
-
-    return true;
-}
-
-bool AkVCam::IpcBridge::changeDescription(const std::string &deviceId,
-                                          const std::wstring &description)
-{
-    AkLogFunction();
-
-    auto formats = this->formats(deviceId);
-
-    if (formats.empty())
-        return false;
-
-    auto type = this->deviceType(deviceId);
-    this->deviceDestroy(deviceId);
-
-    if (this->deviceCreate(description.empty()?
-                               L"AvKys Virtual Camera":
-                               description,
-                           formats,
-                           type).empty())
-        return false;
-
-    return true;
-}
-
-bool AkVCam::IpcBridge::deviceDestroy(const std::string &deviceId)
 {
     AkLogFunction();
 
     if (!this->d->m_serverMessagePort)
-        return false;
+        return;
 
     auto dictionary = xpc_dictionary_create(nullptr, nullptr, 0);
-    xpc_dictionary_set_int64(dictionary, "message", AKVCAM_ASSISTANT_MSG_DEVICE_DESTROY);
+    xpc_dictionary_set_int64(dictionary,
-    xpc_dictionary_set_string(dictionary, "device", deviceId.c_str());
+                             "message",
-    xpc_connection_send_message(this->d->m_serverMessagePort,
+                             AKVCAM_ASSISTANT_MSG_DEVICE_UPDATE);
-                                dictionary);
+    xpc_connection_send_message(this->d->m_serverMessagePort, dictionary);
     xpc_release(dictionary);
-
-    return true;
 }
 
-bool AkVCam::IpcBridge::destroyAllDevices()
+std::vector<std::string> AkVCam::IpcBridge::connections(const std::string &deviceId)
 {
-    AkLogFunction();
+    return Preferences::cameraConnections(Preferences::cameraFromPath(deviceId));
+}
 
-    for (auto &device: this->listDevices())
+void AkVCam::IpcBridge::setConnections(const std::string &deviceId,
-        this->deviceDestroy(device);
+                                       const std::vector<std::string> &connectedDevices)
-
+{
-    return true;
+    Preferences::cameraSetConnections(Preferences::cameraFromPath(deviceId),
+                                      connectedDevices);
 }
 
 void AkVCam::IpcBridge::updateDevices()

cmio/VirtualCamera/src/plugininterface.cpp

@@ -234,7 +234,7 @@ OSStatus AkVCam::PluginInterface::InitializeWithObjectID(CMIOObjectID objectID)
 
     this->m_objectID = objectID;
 
-    for (auto deviceId: this->d->m_ipcBridge.listDevices())
+    for (auto &deviceId: this->d->m_ipcBridge.devices())
         this->deviceAdded(this, deviceId);
 
     return kCMIOHardwareNoError;
@@ -301,7 +301,7 @@ void AkVCam::PluginInterface::devicesUpdated(void *userData, void *unused)
     for (auto &deviceId: devices)
         self->destroyDevice(deviceId);
 
-    for (auto &deviceId: self->d->m_ipcBridge.listDevices()) {
+    for (auto &deviceId: self->d->m_ipcBridge.devices()) {
         auto description = self->d->m_ipcBridge.description(deviceId);
         auto formats = self->d->m_ipcBridge.formats(deviceId);
         auto type = self->d->m_ipcBridge.deviceType(deviceId);
@@ -315,7 +315,8 @@ void AkVCam::PluginInterface::frameReady(void *userData,
 {
     AkLogFunction();
     auto self = reinterpret_cast<PluginInterface *>(userData);
-    auto connections = Preferences::cameraConnections(deviceId);
+    auto cameraIndex = Preferences::cameraFromPath(deviceId);
+    auto connections = Preferences::cameraConnections(cameraIndex);
 
     for (auto device: self->m_devices)
         if (std::find(connections.begin(),

cmio/cmio.pri

@@ -19,7 +19,7 @@
 isEmpty(CMIO_PLUGINS_DAL_PATH):
     CMIO_PLUGINS_DAL_PATH = /Library/CoreMediaIO/Plug-Ins/DAL
 isEmpty(CMIO_DAEMONS_PATH):
-    CMIO_DAEMONS_PATH = ~/Library/LaunchAgents
+    CMIO_DAEMONS_PATH = /Library/LaunchAgents
 isEmpty(CMIO_PLUGIN_NAME):
     CMIO_PLUGIN_NAME = AkVirtualCamera
 isEmpty(CMIO_PLUGIN_ASSISTANT_NAME):

dshow/VCamIPC/src/ipcbridge.cpp

@@ -303,7 +303,7 @@ void AkVCam::IpcBridge::unregisterPeer()
     this->d->m_portName.clear();
 }
 
-std::vector<std::string> AkVCam::IpcBridge::listDevices() const
+std::vector<std::string> AkVCam::IpcBridge::devices() const
 {
     AkLogFunction();
     std::vector<std::string> devices;
@@ -649,7 +649,7 @@ bool AkVCam::IpcBridge::needsRestart(Operation operation) const
 {
     return operation == OperationDestroyAll
             || (operation == OperationDestroy
-                && this->listDevices().size() == 1);
+                && this->devices().size() == 1);
 }
 
 bool AkVCam::IpcBridge::canApply(AkVCam::IpcBridge::Operation operation) const

ports/deploy/installscript.mac.qs

@@ -23,6 +23,15 @@ Component.prototype.createOperations = function()
                                            "rm",
                                            "-rf",
                                            "/Library/CoreMediaIO/Plug-Ins/DAL/@Name@.plugin");
+
+        component.addElevatedOperation("Execute",
+                                       "chmod",
+                                       "+x",
+                                       "@TargetDir@/@Name@.plugin/Contents/Resources/AkVCamAssistant");
+        component.addElevatedOperation("Execute",
+                                       "chmod",
+                                       "+x",
+                                       "@TargetDir@/@Name@.plugin/Contents/Resources/AkVCamManager");
     }
 
     // Create a symlink to the plugin.