| 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 "qvideoframetexturepool_p.h" |
| 5 | #include "qvideotexturehelper_p.h" |
| 6 | |
| 7 | #include <rhi/qrhi.h> |
| 8 | |
| 9 | QT_BEGIN_NAMESPACE |
| 10 | |
| 11 | void QVideoFrameTexturePool::setCurrentFrame(QVideoFrame frame) { |
| 12 | m_texturesDirty = true; |
| 13 | m_currentFrame = std::move(frame); |
| 14 | } |
| 15 | |
| 16 | QVideoFrameTextures* QVideoFrameTexturePool::updateTextures(QRhi &rhi, QRhiResourceUpdateBatch &rub) { |
| 17 | const int currentSlot = rhi.currentFrameSlot(); |
| 18 | Q_ASSERT(size_t(currentSlot) < MaxSlotsCount); |
| 19 | |
| 20 | m_texturesDirty = false; |
| 21 | QVideoFrameTexturesUPtr &textures = m_textureSlots[currentSlot]; |
| 22 | textures = QVideoTextureHelper::createTextures(frame: m_currentFrame, rhi, rub, oldTextures: std::move(textures)); |
| 23 | m_currentSlot = textures ? currentSlot : std::optional<int>{}; |
| 24 | |
| 25 | return textures.get(); |
| 26 | } |
| 27 | |
| 28 | void QVideoFrameTexturePool::onFrameEndInvoked() |
| 29 | { |
| 30 | if (m_currentSlot && m_textureSlots[*m_currentSlot]) |
| 31 | m_textureSlots[*m_currentSlot]->onFrameEndInvoked(); |
| 32 | } |
| 33 | |
| 34 | void QVideoFrameTexturePool::clearTextures() |
| 35 | { |
| 36 | std::fill(first: std::begin(cont&: m_textureSlots), last: std::end(cont&: m_textureSlots), value: nullptr); |
| 37 | m_currentSlot.reset(); |
| 38 | m_texturesDirty = m_currentFrame.isValid(); |
| 39 | } |
| 40 | |
| 41 | QT_END_NAMESPACE |
| 42 |