本文整理汇总了C++中QVideoSurfaceFormat::yCbCrColorSpace方法的典型用法代码示例。如果您正苦于以下问题：C++ QVideoSurfaceFormat::yCbCrColorSpace方法的具体用法？C++ QVideoSurfaceFormat::yCbCrColorSpace怎么用？C++ QVideoSurfaceFormat::yCbCrColorSpace使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类QVideoSurfaceFormat的用法示例。
在下文中一共展示了QVideoSurfaceFormat::yCbCrColorSpace方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: foreach
QDebug operator<<(QDebug dbg, const QVideoSurfaceFormat &f)
{
dbg.nospace() << "QVideoSurfaceFormat(" << f.pixelFormat();
dbg.nospace() << ", " << f.frameSize();
dbg.nospace() << ", viewport=" << f.viewport();
dbg.nospace() << ", pixelAspectRatio=" << f.pixelAspectRatio();
dbg.nospace() << ", handleType=" << f.handleType();
dbg.nospace() << ", yCbCrColorSpace=" << f.yCbCrColorSpace();
dbg.nospace() << ")";
foreach(const QByteArray& propertyName, f.propertyNames())
dbg << "\n " << propertyName.data() << " = " << f.property(propertyName.data());
return dbg.space();
}示例2: constructNull
void tst_QVideoSurfaceFormat::constructNull()
{
QVideoSurfaceFormat format;
QVERIFY(!format.isValid());
QCOMPARE(format.handleType(), QAbstractVideoBuffer::NoHandle);
QCOMPARE(format.pixelFormat(), QVideoFrame::Format_Invalid);
QCOMPARE(format.frameSize(), QSize());
QCOMPARE(format.frameWidth(), -1);
QCOMPARE(format.frameHeight(), -1);
QCOMPARE(format.viewport(), QRect());
QCOMPARE(format.scanLineDirection(), QVideoSurfaceFormat::TopToBottom);
QCOMPARE(format.frameRate(), 0.0);
QCOMPARE(format.pixelAspectRatio(), QSize(1, 1));
QCOMPARE(format.yCbCrColorSpace(), QVideoSurfaceFormat::YCbCr_Undefined);
}示例3: memset
QSGVideoMaterial_YUV::QSGVideoMaterial_YUV(const QVideoSurfaceFormat &format) :
m_format(format),
m_opacity(1.0)
{
memset(m_textureIds, 0, sizeof(m_textureIds));
switch (format.pixelFormat()) {
case QVideoFrame::Format_NV12:
case QVideoFrame::Format_NV21:
m_planeCount = 2;
break;
case QVideoFrame::Format_YUV420P:
case QVideoFrame::Format_YV12:
m_planeCount = 3;
break;
default:
m_planeCount = 1;
break;
}
switch (format.yCbCrColorSpace()) {
case QVideoSurfaceFormat::YCbCr_JPEG:
m_colorMatrix = QMatrix4x4(
1.0f, 0.000f, 1.402f, -0.701f,
1.0f, -0.344f, -0.714f, 0.529f,
1.0f, 1.772f, 0.000f, -0.886f,
0.0f, 0.000f, 0.000f, 1.0000f);
break;
case QVideoSurfaceFormat::YCbCr_BT709:
case QVideoSurfaceFormat::YCbCr_xvYCC709:
m_colorMatrix = QMatrix4x4(
1.164f, 0.000f, 1.793f, -0.5727f,
1.164f, -0.534f, -0.213f, 0.3007f,
1.164f, 2.115f, 0.000f, -1.1302f,
0.0f, 0.000f, 0.000f, 1.0000f);
break;
default: //BT 601:
m_colorMatrix = QMatrix4x4(
1.164f, 0.000f, 1.596f, -0.8708f,
1.164f, -0.392f, -0.813f, 0.5296f,
1.164f, 2.017f, 0.000f, -1.081f,
0.0f, 0.000f, 0.000f, 1.0000f);
}
setFlag(Blending, false);
}