Revision control
++ // Copyright (C) 2024 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++
++ #include "qmediaframeinput_p.h"
++
++ QT_BEGIN_NAMESPACE
++
++ void QMediaFrameInputPrivate::setCaptureSession(QMediaCaptureSession *session)
++ {
++ if (session == m_captureSession)
++ return;
++
++ auto prevSession = std::exchange(m_captureSession, session);
++ updateCaptureSessionConnections(prevSession, session);
++ updateCanSendMediaFrame();
++ }
++
++ void QMediaFrameInputPrivate::updateCanSendMediaFrame()
++ {
++ const bool canSendMediaFrame = m_captureSession && checkIfCanSendMediaFrame();
++ if (m_canSendMediaFrame != canSendMediaFrame) {
++ m_canSendMediaFrame = canSendMediaFrame;
++ if (m_canSendMediaFrame)
++ emitReadyToSendMediaFrame();
++ }
++ }
++
++ void QMediaFrameInputPrivate::postponeCheckReadyToSend()
++ {
++ if (m_canSendMediaFrame && !m_postponeReadyToSendCheckRun) {
++ m_postponeReadyToSendCheckRun = true;
++ QMetaObject::invokeMethod(
++ q_ptr,
++ [this]() {
++ m_postponeReadyToSendCheckRun = false;
++ if (m_canSendMediaFrame)
++ emitReadyToSendMediaFrame();
++ },
++ Qt::QueuedConnection);
++ }
++ }
++
++ QT_END_NAMESPACE