mpix/sample.h

Sampling of image pixels [EXPERIMENTAL]. More...

Functions
int	mpix_sample_random_rgb (const uint8_t *buf, uint16_t width, uint16_t height, uint32_t fourcc, uint8_t *dst)
	Collect a pixel at a random location from the input buffer in RGB24 format.

Detailed Description

Sampling of image pixels [EXPERIMENTAL].

SPDX-License-Identifier: Apache-2.0

Function Documentation

mpix_sample_random_rgb()

int mpix_sample_random_rgb	(	const uint8_t *	buf,
		uint16_t	width,
		uint16_t	height,
		uint32_t	fourcc,
		uint8_t *	dst
	)

Collect a pixel at a random location from the input buffer in RGB24 format.

Parameters

buf	Buffer of pixels from which collect the sample.
width	Width of the buffer in pixel.
height	Height of the buffer in pixel.
fourcc	Pixel format of the buffer as a Four Character Code.
dst	Buffer for one pixel filled by this function.

Returns

0 on success, negative error code on error.