Detailed Description

Definition at line 169 of file service-maker/includes/buffer.hpp.

Inheritance diagram for deepstream::VideoBuffer:

Collaboration diagram for deepstream::VideoBuffer:

Public Types
typedef struct deepstream::Buffer::_Latency	Latency
	Unified definition of latency for a buffer. More...

typedef struct deepstream::Buffer::_Latency	Latency
	Unified definition of latency for a buffer. More...

using	FreeFunction = void()(void )
	Signature of customized function for freeing data in a buffer. More...

using	FreeFunction = void()(void )
	Signature of customized function for freeing data in a buffer. More...

Public Member Functions
	VideoBuffer (size_t width, size_t height, NvBufSurfaceColorFormat video_format, NvBufSurfaceMemType memtype, void *mem=nullptr, int gpu_id=0)

	VideoBuffer (const Buffer &)

virtual size_t	read (std::function< size_t(const void *data, size_t len)>)

virtual size_t	write (std::function< size_t(void *data, size_t len)>)

BatchMetadata	getBatchMetadata ()

size_t	width () const

size_t	height () const

const NvBufSurfaceColorFormat	format () const

VideoBuffer	clone () const

	VideoBuffer (size_t width, size_t height, NvBufSurfaceColorFormat video_format, NvBufSurfaceMemType memtype, void *mem=nullptr, int gpu_id=0)

	VideoBuffer (const Buffer &)

virtual size_t	read (std::function< size_t(const void *data, size_t len)>)

virtual size_t	write (std::function< size_t(void *data, size_t len)>)

BatchMetadata	getBatchMetadata ()

size_t	width () const

size_t	height () const

const NvBufSurfaceColorFormat	format () const

VideoBuffer	clone () const

	operator bool () const
	If the buffer is null. More...

	operator bool () const
	If the buffer is null. More...

size_t	size () const
	Size of the buffer in bytes. More...

size_t	size () const
	Size of the buffer in bytes. More...

uint64_t	timestamp () const
	Timestamp of the buffer. More...

uint64_t	timestamp () const
	Timestamp of the buffer. More...

int32_t	chunkId (unsigned int batchId) const
	Chunk id of the buffer. More...

int32_t	chunkId (unsigned int batchId) const
	Chunk id of the buffer. More...

std::vector< Latency >	measureLatency () const
	Return latency data of the buffer. More...

std::vector< Latency >	measureLatency () const
	Return latency data of the buffer. More...

OpaqueBuffer *	give ()
	Give up the ownership of this buffer and return the opaque buffer pointer. More...

OpaqueBuffer *	give ()
	Give up the ownership of this buffer and return the opaque buffer pointer. More...

virtual size_t	batchSize ()
	get the batch size of the buffer, 1 for un-batched buffer More...

virtual size_t	batchSize ()
	get the batch size of the buffer, 1 for un-batched buffer More...

virtual Tensor *	extract (unsigned int batchId)
	create a tensor object with the buffer data More...

virtual Tensor *	extract (unsigned int batchId)
	create a tensor object with the buffer data More...

Static Public Member Functions
static void	wrap (Tensor *)
	wrap the tensor to a new buffer More...

static void	wrap (Tensor *)
	wrap the tensor to a new buffer More...

Protected Attributes
size_t	width_ = 0

size_t	height_ = 0

NvBufSurfaceColorFormat	format_

OpaqueBuffer *	buffer_
	opaque buffer pointer More...

std::vector< int >	chunk_ids_ = { 0 }
	chunk ids, optional More...

Member Typedef Documentation

◆ FreeFunction [1/2]

using deepstream::Buffer::FreeFunction = void(*)(void*)

inherited

Signature of customized function for freeing data in a buffer.

Definition at line 59 of file service-maker/includes/buffer.hpp.

◆ FreeFunction [2/2]

using deepstream::Buffer::FreeFunction = void(*)(void*)

inherited

Signature of customized function for freeing data in a buffer.

Definition at line 59 of file 9.0/service-maker/includes/buffer.hpp.

◆ Latency [1/2]

typedef struct deepstream::Buffer::_Latency deepstream::Buffer::Latency

inherited

Unified definition of latency for a buffer.

◆ Latency [2/2]

typedef struct deepstream::Buffer::_Latency deepstream::Buffer::Latency

inherited

Unified definition of latency for a buffer.

Constructor & Destructor Documentation

◆ VideoBuffer() [1/4]

deepstream::VideoBuffer::VideoBuffer	(	size_t	width,
		size_t	height,
		NvBufSurfaceColorFormat	video_format,
		NvBufSurfaceMemType	memtype,
		void *	mem = `nullptr`,
		int	gpu_id = `0`
	)

◆ VideoBuffer() [2/4]

deepstream::VideoBuffer::VideoBuffer ( const Buffer & )

◆ VideoBuffer() [3/4]

deepstream::VideoBuffer::VideoBuffer	(	size_t	width,
		size_t	height,
		NvBufSurfaceColorFormat	video_format,
		NvBufSurfaceMemType	memtype,
		void *	mem = `nullptr`,
		int	gpu_id = `0`
	)

◆ VideoBuffer() [4/4]

deepstream::VideoBuffer::VideoBuffer ( const Buffer & )

Member Function Documentation

◆ batchSize() [1/2]

virtual size_t deepstream::Buffer::batchSize ( )

virtualinherited

get the batch size of the buffer, 1 for un-batched buffer

◆ batchSize() [2/2]

virtual size_t deepstream::Buffer::batchSize ( )

virtualinherited

get the batch size of the buffer, 1 for un-batched buffer

◆ chunkId() [1/2]

int32_t deepstream::Buffer::chunkId ( unsigned int batchId ) const

inherited

Chunk id of the buffer.

◆ chunkId() [2/2]

int32_t deepstream::Buffer::chunkId ( unsigned int batchId ) const

inherited

Chunk id of the buffer.

◆ clone() [1/2]

VideoBuffer deepstream::VideoBuffer::clone ( ) const

◆ clone() [2/2]

VideoBuffer deepstream::VideoBuffer::clone ( ) const

◆ extract() [1/2]

virtual Tensor* deepstream::Buffer::extract ( unsigned int batchId )

virtualinherited

create a tensor object with the buffer data

◆ extract() [2/2]

virtual Tensor* deepstream::Buffer::extract ( unsigned int batchId )

virtualinherited

create a tensor object with the buffer data

◆ format() [1/2]

const NvBufSurfaceColorFormat deepstream::VideoBuffer::format ( ) const

inline

Definition at line 186 of file 9.0/service-maker/includes/buffer.hpp.

References format_.

◆ format() [2/2]

const NvBufSurfaceColorFormat deepstream::VideoBuffer::format ( ) const

inline

Definition at line 186 of file service-maker/includes/buffer.hpp.

References format_.

◆ getBatchMetadata() [1/2]

BatchMetadata deepstream::VideoBuffer::getBatchMetadata ( )

◆ getBatchMetadata() [2/2]

BatchMetadata deepstream::VideoBuffer::getBatchMetadata ( )

Referenced by deepstream::ObjectCounter::consume().

◆ give() [1/2]

OpaqueBuffer* deepstream::Buffer::give ( )

inherited

Give up the ownership of this buffer and return the opaque buffer pointer.

Referenced by deepstream::EnsembleRender::consume().

◆ give() [2/2]

OpaqueBuffer* deepstream::Buffer::give ( )

inherited

Give up the ownership of this buffer and return the opaque buffer pointer.

◆ height() [1/2]

size_t deepstream::VideoBuffer::height ( ) const

inline

Definition at line 185 of file service-maker/includes/buffer.hpp.

References height_.

◆ height() [2/2]

size_t deepstream::VideoBuffer::height ( ) const

inline

Definition at line 185 of file 9.0/service-maker/includes/buffer.hpp.

References height_.

◆ measureLatency() [1/2]

std::vector<Latency> deepstream::Buffer::measureLatency ( ) const

inherited

Return latency data of the buffer.

Referenced by deepstream::NvDsMeasureLatency::handleBuffer().

◆ measureLatency() [2/2]

std::vector<Latency> deepstream::Buffer::measureLatency ( ) const

inherited

Return latency data of the buffer.

◆ operator bool() [1/2]

deepstream::Buffer::operator bool ( ) const

inherited

If the buffer is null.

◆ operator bool() [2/2]

deepstream::Buffer::operator bool ( ) const

inherited

If the buffer is null.

◆ read() [1/2]

virtual size_t deepstream::VideoBuffer::read ( std::function< size_t(const void *data, size_t len)> )

virtual

Reimplemented from deepstream::Buffer.

◆ read() [2/2]

virtual size_t deepstream::VideoBuffer::read ( std::function< size_t(const void *data, size_t len)> )

virtual

Reimplemented from deepstream::Buffer.

◆ size() [1/2]

size_t deepstream::Buffer::size ( ) const

inherited

Size of the buffer in bytes.

◆ size() [2/2]

size_t deepstream::Buffer::size ( ) const

inherited

Size of the buffer in bytes.

◆ timestamp() [1/2]

uint64_t deepstream::Buffer::timestamp ( ) const

inherited

Timestamp of the buffer.

◆ timestamp() [2/2]

uint64_t deepstream::Buffer::timestamp ( ) const

inherited

Timestamp of the buffer.

◆ width() [1/2]

size_t deepstream::VideoBuffer::width ( ) const

inline

Definition at line 184 of file 9.0/service-maker/includes/buffer.hpp.

References width_.

◆ width() [2/2]

size_t deepstream::VideoBuffer::width ( ) const

inline

Definition at line 184 of file service-maker/includes/buffer.hpp.

References width_.

◆ wrap() [1/2]

static void deepstream::Buffer::wrap ( Tensor * )

staticinherited

wrap the tensor to a new buffer

◆ wrap() [2/2]

static void deepstream::Buffer::wrap ( Tensor * )

staticinherited

wrap the tensor to a new buffer

◆ write() [1/2]

virtual size_t deepstream::VideoBuffer::write ( std::function< size_t(void *data, size_t len)> )

virtual

Reimplemented from deepstream::Buffer.

Referenced by deepstream::FileDataSource::read().

◆ write() [2/2]

virtual size_t deepstream::VideoBuffer::write ( std::function< size_t(void *data, size_t len)> )

virtual

Reimplemented from deepstream::Buffer.

Field Documentation

◆ buffer_

OpaqueBuffer * deepstream::Buffer::buffer_

protectedinherited

opaque buffer pointer

Definition at line 164 of file service-maker/includes/buffer.hpp.

Referenced by deepstream::DS3DBuffer::DS3DBuffer().

◆ chunk_ids_

std::vector< int > deepstream::Buffer::chunk_ids_ = { 0 }

protectedinherited

chunk ids, optional

Definition at line 166 of file service-maker/includes/buffer.hpp.

◆ format_

NvBufSurfaceColorFormat deepstream::VideoBuffer::format_

protected

Definition at line 193 of file service-maker/includes/buffer.hpp.

Referenced by format().

◆ height_

size_t deepstream::VideoBuffer::height_ = 0

protected

Definition at line 192 of file service-maker/includes/buffer.hpp.

Referenced by height().

◆ width_

size_t deepstream::VideoBuffer::width_ = 0

protected

Definition at line 191 of file service-maker/includes/buffer.hpp.

Referenced by width().

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

service-maker/includes/buffer.hpp


NVIDIA DeepStream SDK API Reference	8.0 Release

NVIDIA DeepStream SDK API Reference

8.0 Release

Detailed Description

Public Types

Public Member Functions

Static Public Member Functions

Protected Attributes

Member Typedef Documentation

◆ FreeFunction [1/2]

◆ FreeFunction [2/2]

◆ Latency [1/2]

◆ Latency [2/2]

Constructor & Destructor Documentation

◆ VideoBuffer() [1/4]

◆ VideoBuffer() [2/4]

◆ VideoBuffer() [3/4]

◆ VideoBuffer() [4/4]

Member Function Documentation

◆ batchSize() [1/2]

◆ batchSize() [2/2]

◆ chunkId() [1/2]

◆ chunkId() [2/2]

◆ clone() [1/2]

◆ clone() [2/2]

◆ extract() [1/2]

◆ extract() [2/2]

◆ format() [1/2]

◆ format() [2/2]

◆ getBatchMetadata() [1/2]

◆ getBatchMetadata() [2/2]

◆ give() [1/2]

◆ give() [2/2]

◆ height() [1/2]

◆ height() [2/2]

◆ measureLatency() [1/2]

◆ measureLatency() [2/2]

◆ operator bool() [1/2]

◆ operator bool() [2/2]

◆ read() [1/2]

◆ read() [2/2]

◆ size() [1/2]

◆ size() [2/2]

◆ timestamp() [1/2]

◆ timestamp() [2/2]

◆ width() [1/2]

◆ width() [2/2]

◆ wrap() [1/2]

◆ wrap() [2/2]

◆ write() [1/2]

◆ write() [2/2]

Field Documentation

◆ buffer_

◆ chunk_ids_

◆ format_

◆ height_

◆ width_