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Internal/Contributor docs for the Qt SDK. <b>Note:</b> These are NOT official API docs; those are found <a href='https://doc.qt.io/'>here</a>.
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QSGVivanteVideoNode Class Reference

#include <qsgvivantevideonode.h>

+ Inheritance diagram for QSGVivanteVideoNode:
+ Collaboration diagram for QSGVivanteVideoNode:

Public Member Functions

 QSGVivanteVideoNode (const QVideoFrameFormat &format)
 
 ~QSGVivanteVideoNode ()
 
QVideoFrameFormat::PixelFormat pixelFormat () const
 
QVideoFrame::HandleType handleType () const
 
void setCurrentFrame (const QVideoFrame &frame, FrameFlags flags)
 
- Public Member Functions inherited from QSGVideoNode
 QSGVideoNode (QQuickVideoOutput *parent, const QVideoFrameFormat &videoFormat)
 
 ~QSGVideoNode ()
 
QVideoFrameFormat::PixelFormat pixelFormat () const
 
void setCurrentFrame (const QVideoFrame &frame)
 
void setSurfaceFormat (const QRhiSwapChain::Format surfaceFormat)
 
void setHdrInfo (const QRhiSwapChainHdrInfo &hdrInfo)
 
void setTexturedRectGeometry (const QRectF &boundingRect, const QRectF &textureRect, int orientation)
 
- Public Member Functions inherited from QSGGeometryNode
 QSGGeometryNode ()
 Creates a new geometry node without geometry and material.
 
 ~QSGGeometryNode () override
 Deletes this geometry node.
 
void setMaterial (QSGMaterial *material)
 Sets the material of this geometry node to material.
 
QSGMaterialmaterial () const
 Returns the material of the QSGGeometryNode.
 
void setOpaqueMaterial (QSGMaterial *material)
 Sets the opaque material of this geometry to material.
 
QSGMaterialopaqueMaterial () const
 Returns the opaque material of the QSGGeometryNode.
 
QSGMaterialactiveMaterial () const
 Returns the material which should currently be used for geometry node.
 
void setRenderOrder (int order)
 Sets the render order of this node to be order.
 
int renderOrder () const
 Returns the render order of this geometry node.
 
void setInheritedOpacity (qreal opacity)
 Sets the inherited opacity of this geometry to opacity.
 
qreal inheritedOpacity () const
 Set during rendering to specify the inherited opacity for that rendering pass.
 
- Public Member Functions inherited from QSGBasicGeometryNode
 ~QSGBasicGeometryNode () override
 Deletes this QSGBasicGeometryNode.
 
void setGeometry (QSGGeometry *geometry)
 Sets the geometry of this node to geometry.
 
const QSGGeometrygeometry () const
 Returns this node's geometry.
 
QSGGeometrygeometry ()
 Returns this node's geometry.
 
const QMatrix4x4matrix () const
 Will be set during rendering to contain transformation of the geometry for that rendering pass.
 
const QSGClipNodeclipList () const
 Will be set during rendering to contain the clip of the geometry for that rendering pass.
 
void setRendererMatrix (const QMatrix4x4 *m)
 
void setRendererClipList (const QSGClipNode *c)
 
- Public Member Functions inherited from QSGNode
 QSGNode ()
 Constructs a new node.
 
virtual ~QSGNode ()
 Destroys the node.
 
QSGNodeparent () const
 Returns the parent node of this node.
 
void removeChildNode (QSGNode *node)
 Removes node from this node's list of children.
 
void removeAllChildNodes ()
 Removes all child nodes from this node's list of children.
 
void prependChildNode (QSGNode *node)
 Prepends node to this node's the list of children.
 
void appendChildNode (QSGNode *node)
 Appends node to this node's list of children.
 
void insertChildNodeBefore (QSGNode *node, QSGNode *before)
 Inserts node to this node's list of children before the node specified with before.
 
void insertChildNodeAfter (QSGNode *node, QSGNode *after)
 Inserts node to this node's list of children after the node specified with after.
 
void reparentChildNodesTo (QSGNode *newParent)
 
int childCount () const
 Returns the number of child nodes.
 
QSGNodechildAtIndex (int i) const
 Returns the child at index i.
 
QSGNodefirstChild () const
 Returns the first child of this node.
 
QSGNodelastChild () const
 Returns the last child of this node.
 
QSGNodenextSibling () const
 Returns the node after this in the parent's list of children.
 
QSGNodepreviousSibling () const
 Returns the node before this in the parent's list of children.
 
NodeType type () const
 Returns the type of this node.
 
QT_DEPRECATED void clearDirty ()
 
void markDirty (DirtyState bits)
 Notifies all connected renderers that the node has dirty bits.
 
QT_DEPRECATED DirtyState dirtyState () const
 
virtual bool isSubtreeBlocked () const
 Returns whether this node and its subtree is available for use.
 
Flags flags () const
 Returns the set of flags for this node.
 
void setFlag (Flag, bool=true)
 Sets the flag f on this node if enabled is true; otherwise clears the flag.
 
void setFlags (Flags, bool=true)
 Sets the flags f on this node if enabled is true; otherwise clears the flags.
 
virtual void preprocess ()
 Override this function to do processing on the node before it is rendered.
 

Static Public Member Functions

static const QMap< QVideoFrameFormat::PixelFormat, GLenum > & getVideoFormat2GLFormatMap ()
 
static int getBytesForPixelFormat (QVideoFrameFormat::PixelFormat pixelformat)
 

Additional Inherited Members

- Public Types inherited from QSGNode
enum  NodeType {
  BasicNodeType , GeometryNodeType , TransformNodeType , ClipNodeType ,
  OpacityNodeType , RootNodeType , RenderNodeType
}
 Can be used to figure out the type of node. More...
 
enum  Flag {
  OwnedByParent = 0x0001 , UsePreprocess = 0x0002 , OwnsGeometry = 0x00010000 , OwnsMaterial = 0x00020000 ,
  OwnsOpaqueMaterial = 0x00040000 , IsVisitableNode = 0x01000000
}
 The QSGNode::Flag enum describes flags on the QSGNode. More...
 
enum  DirtyStateBit {
  DirtySubtreeBlocked = 0x0080 , DirtyMatrix = 0x0100 , DirtyNodeAdded = 0x0400 , DirtyNodeRemoved = 0x0800 ,
  DirtyGeometry = 0x1000 , DirtyMaterial = 0x2000 , DirtyOpacity = 0x4000 , DirtyForceUpdate = 0x8000 ,
  DirtyUsePreprocess = UsePreprocess , DirtyPropagationMask
}
 Used in QSGNode::markDirty() to indicate how the scene graph has changed. More...
 
- Protected Member Functions inherited from QSGGeometryNode
 QSGGeometryNode (QSGGeometryNodePrivate &dd)
 
- Protected Member Functions inherited from QSGBasicGeometryNode
 QSGBasicGeometryNode (NodeType type)
 Creates a new basic geometry node of type type.
 
 QSGBasicGeometryNode (QSGBasicGeometryNodePrivate &dd, NodeType type)
 
- Protected Member Functions inherited from QSGNode
 QSGNode (NodeType type)
 Constructs a new node with the given node type.
 
 QSGNode (QSGNodePrivate &dd, NodeType type)
 Constructs a new node with the given node type.
 
- Protected Attributes inherited from QSGNode
QScopedPointer< QSGNodePrivated_ptr
 

Detailed Description

Definition at line 11 of file qsgvivantevideonode.h.

Constructor & Destructor Documentation

◆ QSGVivanteVideoNode()

QSGVivanteVideoNode::QSGVivanteVideoNode ( const QVideoFrameFormat & format)

Definition at line 13 of file qsgvivantevideonode.cpp.

References QSGNode::OwnsMaterial, QSGNode::setFlag(), and QSGGeometryNode::setMaterial().

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◆ ~QSGVivanteVideoNode()

QSGVivanteVideoNode::~QSGVivanteVideoNode ( )

Definition at line 21 of file qsgvivantevideonode.cpp.

Member Function Documentation

◆ getBytesForPixelFormat()

int QSGVivanteVideoNode::getBytesForPixelFormat ( QVideoFrameFormat::PixelFormat pixelformat)
static

Definition at line 50 of file qsgvivantevideonode.cpp.

References QVideoFrameFormat::Format_NV12, QVideoFrameFormat::Format_NV21, QVideoFrameFormat::Format_UYVY, QVideoFrameFormat::Format_YUV420P, QVideoFrameFormat::Format_YUYV, and QVideoFrameFormat::Format_YV12.

Referenced by QSGVivanteVideoMaterial::vivanteMapping().

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◆ getVideoFormat2GLFormatMap()

const QMap< QVideoFrameFormat::PixelFormat, GLenum > & QSGVivanteVideoNode::getVideoFormat2GLFormatMap ( )
static

Definition at line 31 of file qsgvivantevideonode.cpp.

References QVideoFrameFormat::Format_NV12, QVideoFrameFormat::Format_NV21, QVideoFrameFormat::Format_UYVY, QVideoFrameFormat::Format_YUV420P, QVideoFrameFormat::Format_YUYV, QVideoFrameFormat::Format_YV12, GL_BGRA_EXT, and GL_RGBA.

Referenced by QSGVivanteVideoNodeFactory::supportedPixelFormats(), and QSGVivanteVideoMaterial::vivanteMapping().

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◆ handleType()

QVideoFrame::HandleType QSGVivanteVideoNode::handleType ( ) const
inline

Definition at line 18 of file qsgvivantevideonode.h.

References QVideoFrame::NoHandle.

◆ pixelFormat()

QVideoFrameFormat::PixelFormat QSGVivanteVideoNode::pixelFormat ( ) const
inline

Definition at line 17 of file qsgvivantevideonode.h.

References QVideoFrameFormat::pixelFormat().

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◆ setCurrentFrame()

void QSGVivanteVideoNode::setCurrentFrame ( const QVideoFrame & frame,
FrameFlags flags )

Definition at line 25 of file qsgvivantevideonode.cpp.

References QSGNode::DirtyMaterial, frame, QSGNode::markDirty(), and QSGVivanteVideoMaterial::setCurrentFrame().

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The documentation for this class was generated from the following files: