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[Linux] Organize code, implement media controller

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This commit is contained in:
Tim Gromeyer
2025-03-08 21:22:53 +01:00
parent adfa11c660
commit 7522292c8b
6 changed files with 264 additions and 163 deletions
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3
linux/CMakeLists.txt
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@@ -11,6 +11,9 @@ qt_standard_project_setup(REQUIRES 6.5)
qt_add_executable(applinux
main.cpp
main.h
logger.h
mediacontroller.cpp
mediacontroller.h
airpods_packets.h
)

11
linux/logger.h Normal file
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@@ -0,0 +1,11 @@
#pragma once
#include <QDebug>
#include <QLoggingCategory>
Q_DECLARE_LOGGING_CATEGORY(airpodsApp)
#define LOG_INFO(msg) qCInfo(airpodsApp) << "\033[32m" << msg << "\033[0m"
#define LOG_WARN(msg) qCWarning(airpodsApp) << "\033[33m" << msg << "\033[0m"
#define LOG_ERROR(msg) qCCritical(airpodsApp) << "\033[31m" << msg << "\033[0m"
#define LOG_DEBUG(msg) qCDebug(airpodsApp) << "\033[34m" << msg << "\033[0m"

173
linux/main.cpp
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@@ -1,15 +1,9 @@
#include "main.h"
#include "airpods_packets.h"
#include "logger.h"
#include "mediacontroller.h"
#define LOG_INFO(msg) qCInfo(airpodsApp) << "\033[32m" << msg << "\033[0m"
#define LOG_WARN(msg) qCWarning(airpodsApp) << "\033[33m" << msg << "\033[0m"
#define LOG_ERROR(msg) qCCritical(airpodsApp) << "\033[31m" << msg << "\033[0m"
#define LOG_DEBUG(msg) qCDebug(airpodsApp) << "\033[34m" << msg << "\033[0m"
#define PHONE_MAC_ADDRESS "22:22:F5:BB:1C:A0"
#define MANUFACTURER_ID 0x1234
#define MANUFACTURER_DATA "ALN_AirPods"
Q_LOGGING_CATEGORY(airpodsApp, "airpodsApp")
class AirPodsTrayApp : public QObject {
Q_OBJECT
@@ -87,13 +81,19 @@ public:
connect(this, &AirPodsTrayApp::noiseControlModeChanged, this, &AirPodsTrayApp::updateNoiseControlMenu);
connect(this, &AirPodsTrayApp::batteryStatusChanged, this, &AirPodsTrayApp::updateBatteryTooltip);
connect(this, &AirPodsTrayApp::batteryStatusChanged, this, &AirPodsTrayApp::updateTrayIcon);
connect(this, &AirPodsTrayApp::earDetectionStatusChanged, this, &AirPodsTrayApp::handleEarDetection);
trayIcon->setContextMenu(trayMenu);
trayIcon->show();
connect(trayIcon, &QSystemTrayIcon::activated, this, &AirPodsTrayApp::onTrayIconActivated);
// Initialize MediaController and connect signals
mediaController = new MediaController(this);
connect(this, &AirPodsTrayApp::earDetectionStatusChanged, mediaController, &MediaController::handleEarDetection);
connect(mediaController, &MediaController::mediaStateChanged, this, &AirPodsTrayApp::handleMediaStateChange);
mediaController->initializeMprisInterface();
mediaController->followMediaChanges();
discoveryAgent = new QBluetoothDeviceDiscoveryAgent();
discoveryAgent->setLowEnergyDiscoveryTimeout(15000);
@@ -114,7 +114,6 @@ public:
return;
}
}
initializeMprisInterface();
connect(phoneSocket, &QBluetoothSocket::readyRead, this, &AirPodsTrayApp::onPhoneDataReceived);
QDBusInterface iface("org.bluez", "/org/bluez", "org.bluez.Adapter1");
@@ -350,70 +349,6 @@ public slots:
trayIcon->setIcon(QIcon(pixmap));
}
void handleEarDetection(const QString &status) {
static bool wasPausedByApp = false;
QStringList parts = status.split(", ");
bool primaryInEar = parts[0].contains("In Ear");
bool secondaryInEar = parts[1].contains("In Ear");
LOG_DEBUG("Ear detection status: primaryInEar=" << primaryInEar << ", secondaryInEar=" << secondaryInEar << isActiveOutputDeviceAirPods());
if (primaryInEar || secondaryInEar) {
LOG_INFO("At least one AirPod is in ear");
activateA2dpProfile();
} else {
LOG_INFO("Both AirPods are out of ear");
removeAudioOutputDevice();
}
if (primaryInEar && secondaryInEar) {
if (wasPausedByApp && isActiveOutputDeviceAirPods()) {
int result = QProcess::execute("playerctl", QStringList() << "play");
LOG_DEBUG("Executed 'playerctl play' with result: " << result);
if (result == 0) {
LOG_INFO("Resumed playback via Playerctl");
wasPausedByApp = false;
} else {
LOG_ERROR("Failed to resume playback via Playerctl");
}
}
} else {
if (isActiveOutputDeviceAirPods()) {
QProcess process;
process.start("playerctl", QStringList() << "status");
process.waitForFinished();
QString playbackStatus = process.readAllStandardOutput().trimmed();
LOG_DEBUG("Playback status: " << playbackStatus);
if (playbackStatus == "Playing") {
int result = QProcess::execute("playerctl", QStringList() << "pause");
LOG_DEBUG("Executed 'playerctl pause' with result: " << result);
if (result == 0) {
LOG_INFO("Paused playback via Playerctl");
wasPausedByApp = true;
} else {
LOG_ERROR("Failed to pause playback via Playerctl");
}
}
}
}
}
void activateA2dpProfile() {
LOG_INFO("Activating A2DP profile for AirPods");
int result = QProcess::execute("pactl", QStringList() << "set-card-profile" << "bluez_card." + connectedDeviceMacAddress.replace(":", "_") << "a2dp-sink");
if (result != 0) {
LOG_ERROR("Failed to activate A2DP profile");
}
}
void removeAudioOutputDevice() {
LOG_INFO("Removing AirPods as audio output device");
int result = QProcess::execute("pactl", QStringList() << "set-card-profile" << "bluez_card." + connectedDeviceMacAddress.replace(":", "_") << "off");
if (result != 0) {
LOG_ERROR("Failed to remove AirPods as audio output device");
}
}
bool loadConversationalAwarenessState() {
QFile file(QStandardPaths::writableLocation(QStandardPaths::AppDataLocation) + "/ca_state.txt");
if (file.open(QIODevice::ReadOnly)) {
@@ -563,6 +498,7 @@ public slots:
localSocket->connectToService(device.address(), QBluetoothUuid("74ec2172-0bad-4d01-8f77-997b2be0722a"));
socket = localSocket;
connectedDeviceMacAddress = device.address().toString().replace(":", "_");
mediaController->setConnectedDeviceMacAddress(connectedDeviceMacAddress);
notifyAndroidDevice();
}
@@ -618,82 +554,13 @@ public slots:
else if (data.size() == 10 && data.startsWith(AirPodsPackets::ConversationalAwareness::DATA_HEADER))
{
LOG_INFO("Received conversational awareness data");
handleConversationalAwareness(data);
mediaController->handleConversationalAwareness(data);
}
else
{
LOG_DEBUG("Unrecognized packet format: " << data.toHex());
}
}
void handleConversationalAwareness(const QByteArray &data) {
LOG_DEBUG("Handling conversational awareness data: " << data.toHex());
static int initialVolume = -1;
bool lowered = data[9] == 0x01;
LOG_INFO("Conversational awareness: " << (lowered ? "enabled" : "disabled"));
if (lowered) {
if (initialVolume == -1 && isActiveOutputDeviceAirPods()) {
QProcess process;
process.start("pactl", QStringList() << "get-sink-volume" << "@DEFAULT_SINK@");
process.waitForFinished();
QString output = process.readAllStandardOutput();
QRegularExpression re("front-left: \\d+ /\\s*(\\d+)%");
QRegularExpressionMatch match = re.match(output);
if (match.hasMatch()) {
LOG_DEBUG("Matched: " << match.captured(1));
initialVolume = match.captured(1).toInt();
} else {
LOG_ERROR("Failed to parse initial volume from output: " << output);
return;
}
}
QProcess::execute("pactl", QStringList() << "set-sink-volume" << "@DEFAULT_SINK@" << QString::number(initialVolume * 0.20) + "%");
LOG_INFO("Volume lowered to 0.20 of initial which is " << initialVolume * 0.20 << "%");
} else {
if (initialVolume != -1 && isActiveOutputDeviceAirPods()) {
QProcess::execute("pactl", QStringList() << "set-sink-volume" << "@DEFAULT_SINK@" << QString::number(initialVolume) + "%");
LOG_INFO("Volume restored to " << initialVolume << "%");
initialVolume = -1;
}
}
}
bool isActiveOutputDeviceAirPods() {
QProcess process;
process.start("pactl", QStringList() << "get-default-sink");
process.waitForFinished();
QString output = process.readAllStandardOutput().trimmed();
LOG_DEBUG("Default sink: " << output);
return output.contains(connectedDeviceMacAddress.replace(":", "_"));
}
void initializeMprisInterface() {
QStringList services = QDBusConnection::sessionBus().interface()->registeredServiceNames();
QString mprisService;
foreach (const QString &service, services) {
if (service.startsWith("org.mpris.MediaPlayer2.") && service != "org.mpris.MediaPlayer2") {
mprisService = service;
break;
}
}
if (!mprisService.isEmpty()) {
mprisInterface = new QDBusInterface(mprisService,
"/org/mpris/MediaPlayer2",
"org.mpris.MediaPlayer2.Player",
QDBusConnection::sessionBus(),
this);
if (!mprisInterface->isValid()) {
LOG_ERROR("Failed to initialize MPRIS interface for service: " << mprisService);
} else {
LOG_INFO("Connected to MPRIS service: " << mprisService);
}
} else {
LOG_WARN("No active MPRIS media players found");
}
connectToPhone();
}
void connectToPhone() {
if (phoneSocket && phoneSocket->isOpen()) {
@@ -818,19 +685,14 @@ public slots:
}
}
public: void followMediaChanges() {
QProcess *playerctlProcess = new QProcess(this);
connect(playerctlProcess, &QProcess::readyReadStandardOutput, this, [this, playerctlProcess]() {
QString output = playerctlProcess->readAllStandardOutput().trimmed();
LOG_DEBUG("Playerctl output: " << output);
if (output == "Playing" && isPhoneConnected()) {
public:
void handleMediaStateChange(MediaController::MediaState state) {
if (state == MediaController::MediaState::Playing) {
LOG_INFO("Media started playing, sending disconnect request to Android and taking over audio");
sendDisconnectRequestToAndroid();
connectToAirPods(true);
}
});
playerctlProcess->start("playerctl", QStringList() << "--follow" << "status");
}
}
void sendDisconnectRequestToAndroid()
{
@@ -922,6 +784,7 @@ private:
QString connectedDeviceMacAddress;
QByteArray lastBatteryStatus;
QByteArray lastEarDetectionStatus;
MediaController* mediaController;
};
int main(int argc, char *argv[]) {
@@ -981,8 +844,6 @@ int main(int argc, char *argv[]) {
}
});
trayApp.followMediaChanges();
return app.exec();
}

7
linux/main.h
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@@ -28,13 +28,6 @@
#include <QTextStream>
#include <QStandardPaths>
Q_LOGGING_CATEGORY(airpodsApp, "airpodsApp")
#define LOG_INFO(msg) qCInfo(airpodsApp) << "\033[32m" << msg << "\033[0m"
#define LOG_WARN(msg) qCWarning(airpodsApp) << "\033[33m" << msg << "\033[0m"
#define LOG_ERROR(msg) qCCritical(airpodsApp) << "\033[31m" << msg << "\033[0m"
#define LOG_DEBUG(msg) qCDebug(airpodsApp) << "\033[34m" << msg << "\033[0m"
#define PHONE_MAC_ADDRESS "22:22:F5:BB:1C:A0"
#define MANUFACTURER_ID 0x1234

194
linux/mediacontroller.cpp Normal file
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@@ -0,0 +1,194 @@
#include "mediacontroller.h"
#include "logger.h"
#include <QDebug>
#include <QProcess>
#include <QRegularExpression>
#include <QDBusConnection>
#include <QDBusConnectionInterface>
MediaController::MediaController(QObject *parent) : QObject(parent) {
// No additional initialization required here
}
void MediaController::initializeMprisInterface() {
QStringList services =
QDBusConnection::sessionBus().interface()->registeredServiceNames();
QString mprisService;
for (const QString &service : services) {
if (service.startsWith("org.mpris.MediaPlayer2.") &&
service != "org.mpris.MediaPlayer2") {
mprisService = service;
break;
}
}
if (!mprisService.isEmpty()) {
mprisInterface = new QDBusInterface(mprisService, "/org/mpris/MediaPlayer2",
"org.mpris.MediaPlayer2.Player",
QDBusConnection::sessionBus(), this);
if (!mprisInterface->isValid()) {
LOG_ERROR("Failed to initialize MPRIS interface for service: ") << mprisService;
} else {
LOG_INFO("Connected to MPRIS service: " << mprisService);
}
} else {
LOG_WARN("No active MPRIS media players found");
}
}
void MediaController::handleEarDetection(const QString &status) {
QStringList parts = status.split(", ");
bool primaryInEar = parts[0].contains("In Ear");
bool secondaryInEar = parts[1].contains("In Ear");
LOG_DEBUG("Ear detection status: primaryInEar="
<< primaryInEar << ", secondaryInEar=" << secondaryInEar
<< ", isAirPodsActive=" << isActiveOutputDeviceAirPods());
if (primaryInEar || secondaryInEar) {
LOG_INFO("At least one AirPod is in ear");
activateA2dpProfile();
} else {
LOG_INFO("Both AirPods are out of ear");
removeAudioOutputDevice();
}
if (primaryInEar && secondaryInEar) {
if (wasPausedByApp && isActiveOutputDeviceAirPods()) {
int result = QProcess::execute("playerctl", QStringList() << "play");
LOG_DEBUG("Executed 'playerctl play' with result: " << result);
if (result == 0) {
LOG_INFO("Resumed playback via Playerctl");
wasPausedByApp = false;
} else {
LOG_ERROR("Failed to resume playback via Playerctl");
}
}
} else {
if (isActiveOutputDeviceAirPods()) {
QProcess process;
process.start("playerctl", QStringList() << "status");
process.waitForFinished();
QString playbackStatus = process.readAllStandardOutput().trimmed();
LOG_DEBUG("Playback status: " << playbackStatus);
if (playbackStatus == "Playing") {
int result = QProcess::execute("playerctl", QStringList() << "pause");
LOG_DEBUG("Executed 'playerctl pause' with result: " << result);
if (result == 0) {
LOG_INFO("Paused playback via Playerctl");
wasPausedByApp = true;
} else {
LOG_ERROR("Failed to pause playback via Playerctl");
}
}
}
}
}
void MediaController::followMediaChanges() {
playerctlProcess = new QProcess(this);
connect(playerctlProcess, &QProcess::readyReadStandardOutput, this,
[this]() {
QString output =
playerctlProcess->readAllStandardOutput().trimmed();
LOG_DEBUG("Playerctl output: " << output);
MediaState state = mediaStateFromPlayerctlOutput(output);
emit mediaStateChanged(state);
});
playerctlProcess->start("playerctl", QStringList() << "--follow" << "status");
}
bool MediaController::isActiveOutputDeviceAirPods() {
QProcess process;
process.start("pactl", QStringList() << "get-default-sink");
process.waitForFinished();
QString output = process.readAllStandardOutput().trimmed();
LOG_DEBUG("Default sink: " << output);
return output.contains(connectedDeviceMacAddress);
}
void MediaController::handleConversationalAwareness(const QByteArray &data) {
LOG_DEBUG("Handling conversational awareness data: " << data.toHex());
bool lowered = data[9] == 0x01;
LOG_INFO("Conversational awareness: " << (lowered ? "enabled" : "disabled"));
if (lowered) {
if (initialVolume == -1 && isActiveOutputDeviceAirPods()) {
QProcess process;
process.start("pactl", QStringList()
<< "get-sink-volume" << "@DEFAULT_SINK@");
process.waitForFinished();
QString output = process.readAllStandardOutput();
QRegularExpression re("front-left: \\d+ /\\s*(\\d+)%");
QRegularExpressionMatch match = re.match(output);
if (match.hasMatch()) {
LOG_DEBUG("Matched: " << match.captured(1));
initialVolume = match.captured(1).toInt();
} else {
LOG_ERROR("Failed to parse initial volume from output: " << output);
return;
}
}
QProcess::execute(
"pactl", QStringList() << "set-sink-volume" << "@DEFAULT_SINK@"
<< QString::number(initialVolume * 0.20) + "%");
LOG_INFO("Volume lowered to 0.20 of initial which is "
<< initialVolume * 0.20 << "%");
} else {
if (initialVolume != -1 && isActiveOutputDeviceAirPods()) {
QProcess::execute("pactl", QStringList()
<< "set-sink-volume" << "@DEFAULT_SINK@"
<< QString::number(initialVolume) + "%");
LOG_INFO("Volume restored to " << initialVolume << "%");
initialVolume = -1;
}
}
}
void MediaController::activateA2dpProfile() {
LOG_INFO("Activating A2DP profile for AirPods");
int result = QProcess::execute(
"pactl", QStringList()
<< "set-card-profile"
<< "bluez_card." + connectedDeviceMacAddress << "a2dp-sink");
if (result != 0) {
LOG_ERROR("Failed to activate A2DP profile");
}
}
void MediaController::removeAudioOutputDevice() {
LOG_INFO("Removing AirPods as audio output device");
int result = QProcess::execute(
"pactl", QStringList()
<< "set-card-profile"
<< "bluez_card." + connectedDeviceMacAddress << "off");
if (result != 0) {
LOG_ERROR("Failed to remove AirPods as audio output device");
}
}
void MediaController::setConnectedDeviceMacAddress(const QString &macAddress) {
connectedDeviceMacAddress = macAddress;
}
MediaController::MediaState MediaController::mediaStateFromPlayerctlOutput(
const QString &output) {
if (output == "Playing") {
return MediaState::Playing;
} else if (output == "Paused") {
return MediaState::Paused;
} else {
return MediaState::Stopped;
}
}
MediaController::~MediaController() {
if (playerctlProcess) {
playerctlProcess->terminate();
if (!playerctlProcess->waitForFinished()) {
playerctlProcess->kill();
playerctlProcess->waitForFinished(1000);
}
}
}

39
linux/mediacontroller.h Normal file
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@@ -0,0 +1,39 @@
#ifndef MEDIACONTROLLER_H
#define MEDIACONTROLLER_H
#include <QDBusInterface>
#include <QObject>
class QProcess;
class MediaController : public QObject {
Q_OBJECT
public:
enum MediaState { Playing, Paused, Stopped };
explicit MediaController(QObject *parent = nullptr);
~MediaController();
void initializeMprisInterface();
void handleEarDetection(const QString &status);
void followMediaChanges();
bool isActiveOutputDeviceAirPods();
void handleConversationalAwareness(const QByteArray &data);
void activateA2dpProfile();
void removeAudioOutputDevice();
void setConnectedDeviceMacAddress(const QString &macAddress);
Q_SIGNALS:
void mediaStateChanged(MediaState state);
private:
MediaState mediaStateFromPlayerctlOutput(const QString &output);
QDBusInterface *mprisInterface = nullptr;
QProcess *playerctlProcess = nullptr;
bool wasPausedByApp = false;
int initialVolume = -1;
QString connectedDeviceMacAddress;
};
#endif // MEDIACONTROLLER_H