Drawing operations and functions

Detailed Description

Functions
void	cv::gapi::wip::draw::render (cv::Mat &bgr, const Prims &prims, cv::GCompileArgs &&args={})
	The function renders on the input image passed drawing primitivies.
void	cv::gapi::wip::draw::render (cv::Mat &y_plane, cv::Mat &uv_plane, const Prims &prims, cv::GCompileArgs &&args={})
	The function renders on two NV12 planes passed drawing primitivies.
void	cv::gapi::wip::draw::render (cv::MediaFrame &frame, const Prims &prims, cv::GCompileArgs &&args={})
	The function renders on the input media frame passed drawing primitivies.
GMat	cv::gapi::wip::draw::render3ch (const GMat &src, const GArray< Prim > &prims)
	Renders on 3 channels input.
GFrame	cv::gapi::wip::draw::renderFrame (const GFrame &m_frame, const GArray< Prim > &prims)
	Renders Media Frame.
GMat2	cv::gapi::wip::draw::renderNV12 (const GMat &y, const GMat &uv, const GArray< Prim > &prims)
	Renders on two planes.

Function Documentation

render() [1/3]

void cv::gapi::wip::draw::render	(	cv::Mat &	bgr,
		const Prims &	prims,
		cv::GCompileArgs &&	args = {}
	)

Python:
	cv.gapi.wip.draw.render(	bgr, prims[, args]	) ->	None
	cv.gapi.wip.draw.render(	y_plane, uv_plane, prims[, args]	) ->	None

#include <opencv2/gapi/render/render.hpp>

The function renders on the input image passed drawing primitivies.

Parameters

bgr	input image: 8-bit unsigned 3-channel image CV_8UC3.
prims	vector of drawing primitivies
args	graph compile time parameters

render() [2/3]

void cv::gapi::wip::draw::render	(	cv::Mat &	y_plane,
		cv::Mat &	uv_plane,
		const Prims &	prims,
		cv::GCompileArgs &&	args = {}
	)

Python:
	cv.gapi.wip.draw.render(	bgr, prims[, args]	) ->	None
	cv.gapi.wip.draw.render(	y_plane, uv_plane, prims[, args]	) ->	None

#include <opencv2/gapi/render/render.hpp>

The function renders on two NV12 planes passed drawing primitivies.

Parameters

y_plane	input image: 8-bit unsigned 1-channel image CV_8UC1.
uv_plane	input image: 8-bit unsigned 2-channel image CV_8UC2.
prims	vector of drawing primitivies
args	graph compile time parameters

render() [3/3]

void cv::gapi::wip::draw::render	(	cv::MediaFrame &	frame,
		const Prims &	prims,
		cv::GCompileArgs &&	args = {}
	)

Python:
	cv.gapi.wip.draw.render(	bgr, prims[, args]	) ->	None
	cv.gapi.wip.draw.render(	y_plane, uv_plane, prims[, args]	) ->	None

#include <opencv2/gapi/render/render.hpp>

The function renders on the input media frame passed drawing primitivies.

Parameters

frame	input Media Frame : cv::MediaFrame.
prims	vector of drawing primitivies
args	graph compile time parameters

render3ch()

GMat cv::gapi::wip::draw::render3ch	(	const GMat &	src,
		const GArray< Prim > &	prims
	)

Python:
	cv.gapi.wip.draw.render3ch(	src, prims	) ->	retval

#include <opencv2/gapi/render/render.hpp>

Renders on 3 channels input.

Output image must be 8-bit unsigned planar 3-channel image

Parameters

src	input image: 8-bit unsigned 3-channel image CV_8UC3
prims	draw primitives

renderFrame()

GFrame cv::gapi::wip::draw::renderFrame	(	const GFrame &	m_frame,
		const GArray< Prim > &	prims
	)

#include <opencv2/gapi/render/render.hpp>

Renders Media Frame.

Output media frame frame cv::MediaFrame

Parameters

m_frame	input image: cv::MediaFrame cv::MediaFrame
prims	draw primitives

renderNV12()

GMat2 cv::gapi::wip::draw::renderNV12	(	const GMat &	y,
		const GMat &	uv,
		const GArray< Prim > &	prims
	)

Python:
	cv.gapi.wip.draw.renderNV12(	y, uv, prims	) ->	retval

#include <opencv2/gapi/render/render.hpp>

Renders on two planes.

Output y image must be 8-bit unsigned planar 1-channel image CV_8UC1 uv image must be 8-bit unsigned planar 2-channel image CV_8UC2

Parameters

y	input image: 8-bit unsigned 1-channel image CV_8UC1
uv	input image: 8-bit unsigned 2-channel image CV_8UC2
prims	draw primitives