Load And Display Image From Mat File Matlab
But when the matlab function load filename mat was used it produced a mat file with 5 field names.
Load and display image from mat file matlab. Read and display an image read an image into the workspace using the imread command. To write matlab image data to graphics files use imwrite. How to display image from mat file. If filename is an ascii file then load filename creates a double precision array containing data from the file.
Learn more about mat file. I tried using the import data tab but was only given one field. The imread and imwrite functions support a variety of graphics file formats and compression schemes. For example when i load the mat file into gui for the first time the static text box displays the text in box 1 1.
If filename is a mat file then load filename loads variables in the mat file into the matlab workspace. Load filename loads data from filename. Extract out the image from the structure into its own variable. Load loads all the variables from the mat file matlab mat if it exists and returns an error if it doesn t exist.
Hello i have been give a task to convert multiple jpg image files to matlab mat files each having 5 fields. The example reads one of the sample images included with the toolbox an image of a young girl in a file named pout tif and stores it in an array named i. Then i press the pushbutton it will display the text in box 2 1 and so on. So the first image can be found in data datalist 1 img after loading the file into matlab nothing happened and typing the command data datalist 1 img i got a huge list of numbers i still get no image.
Storedstructure load data mat. The matlab data file contains a structure data with a field datalist which is itself a structure array with one element per image. Load entire mat file contents into a structure. To read image data into matlab from graphics files in various standard formats such as tiff use imread.
The structure has a member i that is a double 512x512 array. This gui will be compiled to be a standalone application to be used by users that do not have matlab installed.