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qt_multimedia_camera: fix image handling in Qt 5.15+ ... (#6231)

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... In Qt 5.15+ the QImage will not accept non-natively handled pixel
formats anymore. We can however use the newly added conversion method
provided in `QVideoFrame` to convert it to `QImage` instead
This commit is contained in:
liushuyu 2022-12-23 23:15:31 -07:00 committed by GitHub
parent c8ff1d744a
commit b588d6181b
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 20 additions and 13 deletions
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33
src/citra_qt/camera/qt_multimedia_camera.cpp
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@ -19,25 +19,31 @@ namespace Camera {
QList<QVideoFrame::PixelFormat> QtCameraSurface::supportedPixelFormats( QList<QVideoFrame::PixelFormat> QtCameraSurface::supportedPixelFormats(
[[maybe_unused]] QAbstractVideoBuffer::HandleType handleType) const { [[maybe_unused]] QAbstractVideoBuffer::HandleType handleType) const {
return QList<QVideoFrame::PixelFormat>() return QList<QVideoFrame::PixelFormat>()
<< QVideoFrame::Format_ARGB32 << QVideoFrame::Format_ARGB32_Premultiplied << QVideoFrame::Format_RGB32 << QVideoFrame::Format_RGB24
<< QVideoFrame::Format_RGB32 << QVideoFrame::Format_RGB24 << QVideoFrame::Format_RGB565 << QVideoFrame::Format_ARGB32_Premultiplied << QVideoFrame::Format_ARGB32
<< QVideoFrame::Format_RGB555 << QVideoFrame::Format_ARGB8565_Premultiplied << QVideoFrame::Format_RGB565 << QVideoFrame::Format_RGB555
<< QVideoFrame::Format_BGRA32 << QVideoFrame::Format_BGRA32_Premultiplied << QVideoFrame::Format_Jpeg
<< QVideoFrame::Format_BGR32 << QVideoFrame::Format_BGR24 << QVideoFrame::Format_BGR565 // the following formats are supported via Qt internal conversions
<< QVideoFrame::Format_BGR555 << QVideoFrame::Format_BGRA5658_Premultiplied << QVideoFrame::Format_ARGB8565_Premultiplied << QVideoFrame::Format_BGRA32
<< QVideoFrame::Format_AYUV444 << QVideoFrame::Format_AYUV444_Premultiplied << QVideoFrame::Format_BGRA32_Premultiplied << QVideoFrame::Format_BGR32
<< QVideoFrame::Format_YUV444 << QVideoFrame::Format_YUV420P << QVideoFrame::Format_YV12 << QVideoFrame::Format_BGR24 << QVideoFrame::Format_BGR565 << QVideoFrame::Format_BGR555
<< QVideoFrame::Format_UYVY << QVideoFrame::Format_YUYV << QVideoFrame::Format_NV12 << QVideoFrame::Format_AYUV444 << QVideoFrame::Format_YUV444
<< QVideoFrame::Format_NV21 << QVideoFrame::Format_IMC1 << QVideoFrame::Format_IMC2 << QVideoFrame::Format_YUV420P << QVideoFrame::Format_YV12 << QVideoFrame::Format_UYVY
<< QVideoFrame::Format_IMC3 << QVideoFrame::Format_IMC4 << QVideoFrame::Format_Y8 << QVideoFrame::Format_YUYV << QVideoFrame::Format_NV12
<< QVideoFrame::Format_Y16 << QVideoFrame::Format_Jpeg << QVideoFrame::Format_CameraRaw << QVideoFrame::Format_NV21; // Supporting all the QImage convertible formats, ordered by
<< QVideoFrame::Format_AdobeDng; // Supporting all the formats // QImage decoding performance
} }
bool QtCameraSurface::present(const QVideoFrame& frame) { bool QtCameraSurface::present(const QVideoFrame& frame) {
if (!frame.isValid()) { if (!frame.isValid()) {
return false; return false;
} }
#if QT_VERSION >= QT_VERSION_CHECK(5, 15, 0)
QMutexLocker locker(&mutex);
// In Qt 5.15, the image is already flipped
current_frame = frame.image();
locker.unlock();
#else
QVideoFrame cloneFrame(frame); QVideoFrame cloneFrame(frame);
cloneFrame.map(QAbstractVideoBuffer::ReadOnly); cloneFrame.map(QAbstractVideoBuffer::ReadOnly);
const QImage image(cloneFrame.bits(), cloneFrame.width(), cloneFrame.height(), const QImage image(cloneFrame.bits(), cloneFrame.width(), cloneFrame.height(),
@ -46,6 +52,7 @@ bool QtCameraSurface::present(const QVideoFrame& frame) {
current_frame = image.mirrored(true, true); current_frame = image.mirrored(true, true);
locker.unlock(); locker.unlock();
cloneFrame.unmap(); cloneFrame.unmap();
#endif
return true; return true;
} }