QHwVideoBuffer Class Reference

#include <qhwvideobuffer_p.h>

Inheritance diagram for QHwVideoBuffer:

Collaboration diagram for QHwVideoBuffer:

Public Member Functions
	QHwVideoBuffer (QVideoFrame::HandleType type, QRhi *rhi=nullptr)
	~QHwVideoBuffer () override
QVideoFrame::HandleType	handleType () const
virtual QRhi *	rhi () const
QVideoFrameFormat	format () const override
	Gets \l QVideoFrameFormat of the underlying video buffer.
virtual QMatrix4x4	externalTextureMatrix () const
virtual QVideoFrameTexturesUPtr	mapTextures (QRhi &, QVideoFrameTexturesUPtr &)
virtual void	initTextureConverter (QRhi &)
virtual bool	isDmaBuf () const
Public Member Functions inherited from QAbstractVideoBuffer
virtual	~QAbstractVideoBuffer ()
	\variable QAbstractVideoBuffer::MapData::planeCount
virtual MapData	map (QVideoFrame::MapMode mode)=0
	Maps the planes of a video buffer to memory.
virtual void	unmap ()
	Releases the memory mapped by the map() function.
Public Member Functions inherited from QVideoFrameTexturesHandles
virtual	~QVideoFrameTexturesHandles ()
virtual quint64	textureHandle (QRhi &, int)

Protected Attributes
QVideoFrame::HandleType	m_type
QRhi *	m_rhi = nullptr

Detailed Description

Definition at line 82 of file qhwvideobuffer_p.h.

Constructor & Destructor Documentation

QHwVideoBuffer()

QHwVideoBuffer::QHwVideoBuffer	(	QVideoFrame::HandleType	type,
		QRhi *	rhi = nullptr )

Definition at line 12 of file qhwvideobuffer.cpp.

~QHwVideoBuffer()

QHwVideoBuffer::~QHwVideoBuffer ( )

overridedefault

Member Function Documentation

externalTextureMatrix()

virtual QMatrix4x4 QHwVideoBuffer::externalTextureMatrix ( ) const

inlinevirtual

Definition at line 95 of file qhwvideobuffer_p.h.

format()

QVideoFrameFormat QHwVideoBuffer::format ( ) const

inlineoverridevirtual

Gets \l QVideoFrameFormat of the underlying video buffer.

The format must be available upon construction of \l QVideoFrame. QVideoFrame will contain won instance of the given format, that can be detached and modified.

Implements QAbstractVideoBuffer.

Definition at line 93 of file qhwvideobuffer_p.h.

handleType()

QVideoFrame::HandleType QHwVideoBuffer::handleType ( ) const

inline

Definition at line 90 of file qhwvideobuffer_p.h.

initTextureConverter()

virtual void QHwVideoBuffer::initTextureConverter ( QRhi & )

inlinevirtual

Reimplemented in QFFmpegVideoBuffer.

Definition at line 99 of file qhwvideobuffer_p.h.

isDmaBuf()

virtual bool QHwVideoBuffer::isDmaBuf ( ) const

inlinevirtual

Reimplemented in QGstVideoBuffer.

Definition at line 101 of file qhwvideobuffer_p.h.

mapTextures()

virtual QVideoFrameTexturesUPtr QHwVideoBuffer::mapTextures ( QRhi & , QVideoFrameTexturesUPtr &  )

inlinevirtual

Reimplemented in AndroidTextureVideoBuffer, AndroidTextureVideoBuffer, D3D11TextureVideoBuffer, D3D11TextureVideoBuffer, ImageFromVideoFrameHelper, ImageFromVideoFrameHelper, QFFmpegVideoBuffer, and QGstVideoBuffer.

Definition at line 97 of file qhwvideobuffer_p.h.

rhi()

virtual QRhi * QHwVideoBuffer::rhi ( ) const

inlinevirtual

Reimplemented in QFFmpegVideoBuffer.

Definition at line 91 of file qhwvideobuffer_p.h.

Member Data Documentation

m_rhi

QRhi* QHwVideoBuffer::m_rhi = nullptr

protected

Definition at line 105 of file qhwvideobuffer_p.h.

m_type

QVideoFrame::HandleType QHwVideoBuffer::m_type

protected

Definition at line 104 of file qhwvideobuffer_p.h.

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

• qtmultimedia/src/multimedia/video/qhwvideobuffer_p.h (ab289ee959e171d352472671f2efa8d7f71623b4)
• qtmultimedia/src/multimedia/video/qhwvideobuffer.cpp (6399f9d067079fcade2e2968da55e5f40ca7dd29)