mirror of
https://github.com/iDescriptor/iDescriptor.git
synced 2026-06-22 03:45:51 +08:00
uncor3
113 lines
3.8 KiB
C++
113 lines
3.8 KiB
C++
/*
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* iDescriptor: A free and open-source idevice management tool.
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*
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* Copyright (C) 2025 Uncore <https://github.com/uncor3>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "mediastreamermanager.h"
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#include "mediastreamer.h"
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#include <QDebug>
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#include <QMutexLocker>
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MediaStreamerManager::~MediaStreamerManager() { cleanup(); }
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MediaStreamerManager *MediaStreamerManager::sharedInstance()
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{
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static MediaStreamerManager instance;
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return &instance;
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}
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QUrl MediaStreamerManager::getStreamUrl(const iDescriptorDevice *device,
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AfcClientHandle *afcClient,
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const QString &filePath)
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{
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QMutexLocker locker(&m_streamersMutex);
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// Check if we already have a streamer for this file
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auto it = m_streamers.find(filePath);
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if (it != m_streamers.end()) {
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// Verify the streamer is still valid and listening
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if (it->streamer && it->streamer->isListening()) {
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it->refCount++;
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qDebug() << "MediaStreamerManager: Reusing existing streamer for"
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<< filePath << "refCount:" << it->refCount;
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return it->streamer->getUrl();
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} else {
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// Clean up invalid streamer
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qDebug() << "MediaStreamerManager: Cleaning up invalid streamer for"
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<< filePath;
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if (it->streamer) {
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it->streamer->deleteLater();
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}
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m_streamers.erase(it);
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}
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}
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// Create new streamer without a QObject parent
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auto *streamer = new MediaStreamer(device, afcClient, filePath, nullptr);
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if (!streamer->isListening()) {
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qWarning() << "MediaStreamerManager: Failed to create streamer for"
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<< filePath;
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delete streamer;
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return QUrl();
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}
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// FIXME: device pointer can become dangling if device is disconnected
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StreamerInfo info;
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info.streamer = streamer;
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info.device = device;
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info.refCount = 1;
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m_streamers[filePath] = info;
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qDebug() << "MediaStreamerManager: Created new streamer for" << filePath
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<< "at" << streamer->getUrl().toString();
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return streamer->getUrl();
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}
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void MediaStreamerManager::releaseStreamer(const QString &filePath)
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{
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QMutexLocker locker(&m_streamersMutex);
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auto it = m_streamers.find(filePath);
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if (it != m_streamers.end()) {
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it->refCount--;
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qDebug() << "MediaStreamerManager: Released streamer for" << filePath
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<< "refCount:" << it->refCount;
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// If no more references, delete it immediately.
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// deleteLater() will not work in a thread without an event loop.
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if (it->refCount <= 0) {
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qDebug() << "MediaStreamerManager: Deleting streamer for"
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<< filePath;
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delete it->streamer;
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m_streamers.erase(it);
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}
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}
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}
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void MediaStreamerManager::cleanup()
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{
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QMutexLocker locker(&m_streamersMutex);
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auto it = m_streamers.begin();
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while (it != m_streamers.end()) {
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qDebug() << "MediaStreamerManager: Cleaning up streamer for"
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<< it.key();
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if (it->streamer) {
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delete it->streamer;
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}
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it = m_streamers.erase(it);
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}
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} |