Integration Wrappers for Intel® Integrated Performance Primitives Developer Guide and Reference 2019

API Quick Reference Guide

  • 2020
  • 09/30/2019
  • Public Content
Contents

iwiColorToChannels

Syntax

IW_DECL(int) iwiColorToChannels(
    IwiColorFmt color,
    int         planeNum
);
Parameters
color
Color format.
planeNum
Plane number for the planar format. Must be equal to or greater than 0. Ignored for interleaved formats.
Description
This function converts
IwColorFmt
 to the number of channels.
Return Values
  • If the color format is of the interleaved type, returns the number of channels.
  • If the color format is of the planar type, returns the number of channels for the specified plane.
  • If the color format is undefined or the number of planes is incorrect, returns 0.

Product and Performance Information

1

Performance varies by use, configuration and other factors. Learn more at www.Intel.com/PerformanceIndex.