isexr

Check if file is valid EXR file

Since R2022b

Syntax

tf = isexr(filename)

Description

tf = isexr(filename) checks if the specified file is a valid EXR file in the OpenEXR image format. The logical scalar tf indicates if the input is a valid EXR file.

Examples

Check If File Is Valid EXR File

Check whether a file is a valid EXR format file.

tf = isexr("office.exr")

tf = logical
   1

Input Arguments

filename — Name of file

character vector | string scalar

Name of the file, specified as a character vector or string scalar. filename can contain the absolute path to the file, a relative path from the current directory, or a relative path from a directory on the MATLAB^® path.

Data Types: char | string

Output Arguments

tf — File is valid EXR file

true or 1 | false or 0

File is a valid EXR file, returned as a logical 1 (true) or 0 (false).

Data Types: logical

Extended Capabilities

Thread-Based Environment

Run code in the background using MATLAB® backgroundPool or accelerate code with Parallel Computing Toolbox™ ThreadPool.

This function fully supports thread-based environments. For more information, see Run MATLAB Functions in Thread-Based Environment.

Version History

Introduced in R2022b