| 1 | // Copyright (C) 2024 The Qt Company Ltd. |
|---|---|
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
| 3 | |
| 4 | #include "qmediaframeinput_p.h" |
| 5 | |
| 6 | QT_BEGIN_NAMESPACE |
| 7 | |
| 8 | void QMediaFrameInputPrivate::setCaptureSession(QMediaCaptureSession *session) |
| 9 | { |
| 10 | if (session == m_captureSession) |
| 11 | return; |
| 12 | |
| 13 | auto prevSession = std::exchange(obj&: m_captureSession, new_val&: session); |
| 14 | updateCaptureSessionConnections(prevSession, currentSession: session); |
| 15 | updateCanSendMediaFrame(); |
| 16 | } |
| 17 | |
| 18 | void QMediaFrameInputPrivate::updateCanSendMediaFrame() |
| 19 | { |
| 20 | const bool canSendMediaFrame = m_captureSession && checkIfCanSendMediaFrame(); |
| 21 | if (m_canSendMediaFrame != canSendMediaFrame) { |
| 22 | m_canSendMediaFrame = canSendMediaFrame; |
| 23 | if (m_canSendMediaFrame) |
| 24 | emitReadyToSendMediaFrame(); |
| 25 | } |
| 26 | } |
| 27 | |
| 28 | void QMediaFrameInputPrivate::postponeCheckReadyToSend() |
| 29 | { |
| 30 | if (m_canSendMediaFrame && !m_postponeReadyToSendCheckRun) { |
| 31 | m_postponeReadyToSendCheckRun = true; |
| 32 | QMetaObject::invokeMethod( |
| 33 | object: q_ptr, |
| 34 | function: [this]() { |
| 35 | m_postponeReadyToSendCheckRun = false; |
| 36 | if (m_canSendMediaFrame) |
| 37 | emitReadyToSendMediaFrame(); |
| 38 | }, |
| 39 | type: Qt::QueuedConnection); |
| 40 | } |
| 41 | } |
| 42 | |
| 43 | QT_END_NAMESPACE |
| 44 |