H264EncoderV4L2Helper Class Reference

#include <H264EncoderV4L2Helper.h>

Collaboration diagram for H264EncoderV4L2Helper:

Public Types
typedef std::function< void(frame_container &errorFrame)>	SendFrameContainer

Public Member Functions
	H264EncoderV4L2Helper (enum v4l2_memory memType, uint32_t pixelFormat, uint32_t width, uint32_t height, uint32_t step, uint32_t bitrate, bool enableMotionVectors, int motionVectorThreshold, uint32_t fps, std::string h264FrameOutputPinId, std::string motionVectorFramePinId, framemetadata_sp h264Metadata, std::function< frame_sp(size_t size, string &pinId)> makeFrame, SendFrameContainer sendFrameContainer)
	~H264EncoderV4L2Helper ()
void	stop ()
bool	process (frame_sp &frame)

Static Public Member Functions
static std::shared_ptr< H264EncoderV4L2Helper >	create (enum v4l2_memory memType, uint32_t pixelFormat, uint32_t width, uint32_t height, uint32_t step, uint32_t bitrate, bool enableMotionVectors, int motionVectorThreshold, uint32_t fps, std::string h264FrameOutputPinId, std::string motionVectorFramePinId, framemetadata_sp h264Metadata, std::function< frame_sp(size_t size, string &pinId)> makeFrame, SendFrameContainer sendFrameContainer)

Protected Attributes
std::queue< uint64_t >	incomingTimeStamp

Private Member Functions
void	setSelf (std::shared_ptr< H264EncoderV4L2Helper > &mother)
void	initV4L2 ()
void	termV4L2 ()
void	setBitrate (uint32_t bitrate)
void	setProfile ()
void	setLevel ()
void	setFrameRate (uint32_t framerate_num, uint32_t framerate_den)
int	setExtControlsMV (v4l2_ext_controls &ctl)
int	enableMotionVectorReporting ()
void	initEncoderParams (uint32_t bitrate, uint32_t fps)
int	setExtControls (v4l2_ext_control &control)
void	capturePlaneDQCallback (AV4L2Buffer *buffer)
void	reuseCatureBuffer (ExtFrame *pointer, uint32_t index, std::shared_ptr< H264EncoderV4L2Helper > self)
bool	processEOS ()
int	getExtControls (v4l2_ext_controls &ctl)
int	getMotionVectors (uint32_t buffer_index, v4l2_ctrl_videoenc_outputbuf_metadata_MV &enc_mv_metadata)
void	serializeMotionVectors (v4l2_ctrl_videoenc_outputbuf_metadata_MV enc_mv_metadata, frame_container &frames)

Private Attributes
std::shared_ptr< H264EncoderV4L2Helper >	mSelf
int	mFD
std::unique_ptr< AV4L2ElementPlane >	mOutputPlane
std::unique_ptr< AV4L2ElementPlane >	mCapturePlane
boost::object_pool< ExtFrame >	frame_opool
SendFrameContainer	mSendFrameContainer
int	mWidth = 0
int	mHeight = 0
bool	enableMotionVectors
int	motionVectorThreshold
std::string	h264FrameOutputPinId
std::string	motionVectorFramePinId
framemetadata_sp	h264Metadata
std::function< frame_sp(size_t size, string &pinId)>	makeFrame
std::unique_ptr< V4L2CUYUV420Converter >	mConverter

Member Typedef Documentation

SendFrameContainer

std::function<void(frame_container& errorFrame)> H264EncoderV4L2Helper::SendFrameContainer

Constructor & Destructor Documentation

H264EncoderV4L2Helper()

H264EncoderV4L2Helper::H264EncoderV4L2Helper	(	enum v4l2_memory	memType,
		uint32_t	pixelFormat,
		uint32_t	width,
		uint32_t	height,
		uint32_t	step,
		uint32_t	bitrate,
		bool	enableMotionVectors,
		int	motionVectorThreshold,
		uint32_t	fps,
		std::string	h264FrameOutputPinId,
		std::string	motionVectorFramePinId,
		framemetadata_sp	h264Metadata,
		std::function< frame_sp(size_t size, string &pinId)>	makeFrame,
		SendFrameContainer	sendFrameContainer )

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~H264EncoderV4L2Helper()

H264EncoderV4L2Helper::~H264EncoderV4L2Helper

(

)

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Member Function Documentation

capturePlaneDQCallback()

void H264EncoderV4L2Helper::capturePlaneDQCallback ( AV4L2Buffer * buffer )

private

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create()

std::shared_ptr< H264EncoderV4L2Helper > H264EncoderV4L2Helper::create ( enum v4l2_memory memType, uint32_t pixelFormat, uint32_t width, uint32_t height, uint32_t step, uint32_t bitrate, bool enableMotionVectors, int motionVectorThreshold, uint32_t fps, std::string h264FrameOutputPinId, std::string motionVectorFramePinId, framemetadata_sp h264Metadata, std::function< frame_sp(size_t size, string &pinId)> makeFrame, SendFrameContainer sendFrameContainer )

static

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enableMotionVectorReporting()

int H264EncoderV4L2Helper::enableMotionVectorReporting ( )

private

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getExtControls()

int H264EncoderV4L2Helper::getExtControls ( v4l2_ext_controls & ctl )

private

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getMotionVectors()

int H264EncoderV4L2Helper::getMotionVectors ( uint32_t buffer_index, v4l2_ctrl_videoenc_outputbuf_metadata_MV & enc_mv_metadata )

private

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initEncoderParams()

void H264EncoderV4L2Helper::initEncoderParams ( uint32_t bitrate, uint32_t fps )

private

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initV4L2()

void H264EncoderV4L2Helper::initV4L2 ( )

private

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process()

bool H264EncoderV4L2Helper::process

(

frame_sp &

frame

)

processEOS()

bool H264EncoderV4L2Helper::processEOS ( )

private

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reuseCatureBuffer()

void H264EncoderV4L2Helper::reuseCatureBuffer ( ExtFrame * pointer, uint32_t index, std::shared_ptr< H264EncoderV4L2Helper > self )

private

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serializeMotionVectors()

void H264EncoderV4L2Helper::serializeMotionVectors ( v4l2_ctrl_videoenc_outputbuf_metadata_MV enc_mv_metadata, frame_container & frames )

private

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setBitrate()

void H264EncoderV4L2Helper::setBitrate ( uint32_t bitrate )

private

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setExtControls()

int H264EncoderV4L2Helper::setExtControls ( v4l2_ext_control & control )

private

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setExtControlsMV()

int H264EncoderV4L2Helper::setExtControlsMV ( v4l2_ext_controls & ctl )

private

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setFrameRate()

void H264EncoderV4L2Helper::setFrameRate ( uint32_t framerate_num, uint32_t framerate_den )

private

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setLevel()

void H264EncoderV4L2Helper::setLevel ( )

private

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setProfile()

void H264EncoderV4L2Helper::setProfile ( )

private

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setSelf()

void H264EncoderV4L2Helper::setSelf ( std::shared_ptr< H264EncoderV4L2Helper > & mother )

private

stop()

void H264EncoderV4L2Helper::stop

(

)

termV4L2()

void H264EncoderV4L2Helper::termV4L2 ( )

private

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Member Data Documentation

enableMotionVectors

bool H264EncoderV4L2Helper::enableMotionVectors

private

frame_opool

boost::object_pool<ExtFrame> H264EncoderV4L2Helper::frame_opool

private

h264FrameOutputPinId

std::string H264EncoderV4L2Helper::h264FrameOutputPinId

private

h264Metadata

framemetadata_sp H264EncoderV4L2Helper::h264Metadata

private

incomingTimeStamp

std::queue<uint64_t> H264EncoderV4L2Helper::incomingTimeStamp

protected

makeFrame

std::function<frame_sp(size_t size, string& pinId)> H264EncoderV4L2Helper::makeFrame

private

mCapturePlane

std::unique_ptr<AV4L2ElementPlane> H264EncoderV4L2Helper::mCapturePlane

private

mConverter

std::unique_ptr<V4L2CUYUV420Converter> H264EncoderV4L2Helper::mConverter

private

mFD

int H264EncoderV4L2Helper::mFD

private

mHeight

int H264EncoderV4L2Helper::mHeight = 0

private

motionVectorFramePinId

std::string H264EncoderV4L2Helper::motionVectorFramePinId

private

motionVectorThreshold

int H264EncoderV4L2Helper::motionVectorThreshold

private

mOutputPlane

std::unique_ptr<AV4L2ElementPlane> H264EncoderV4L2Helper::mOutputPlane

private

mSelf

std::shared_ptr<H264EncoderV4L2Helper> H264EncoderV4L2Helper::mSelf

private

mSendFrameContainer

SendFrameContainer H264EncoderV4L2Helper::mSendFrameContainer

private

mWidth

int H264EncoderV4L2Helper::mWidth = 0

private

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

• base/include/H264EncoderV4L2Helper.h
• base/src/H264EncoderV4L2Helper.cpp