source: trunk/src/read_image.m @ 1109

Last change on this file since 1109 was 1107, checked in by g7moreau, 2 years ago

Update Copyright to 2022

File size: 2.7 KB
RevLine 
[497]1%'read_image': read images or video objects
2%----------------------------------------------------------------------
3% function [A,ObjectOut]=read_image(FileName,FileType,VideoObject,num)
4%
5% OUTPUT:
6% A(npy,npx,rgb): matrix of integers (iunt8 or uint16) representing the image, with sizes npy, npx, and possibly color component rgb=1:3
[604]7% ObjectOut: video object (=[] for single images)
[497]8%
9% INPUT:
10% FileName: input file name
[604]11%                 other inputs needed  only for video and multi-image file:
[784]12% FileType: input file type, as determined by the function get_file_info.m
[497]13% VideoObject: video object (for faster reading if availlable)
14% num: frame index for movies or multimage types
[809]15
16%=======================================================================
[1107]17% Copyright 2008-2022, LEGI UMR 5519 / CNRS UGA G-INP, Grenoble, France
[809]18%   http://www.legi.grenoble-inp.fr
19%   Joel.Sommeria - Joel.Sommeria (A) legi.cnrs.fr
[497]20%
[809]21%     This file is part of the toolbox UVMAT.
22%
23%     UVMAT is free software; you can redistribute it and/or modify
24%     it under the terms of the GNU General Public License as published
25%     by the Free Software Foundation; either version 2 of the license,
26%     or (at your option) any later version.
27%
28%     UVMAT is distributed in the hope that it will be useful,
29%     but WITHOUT ANY WARRANTY; without even the implied warranty of
30%     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
31%     GNU General Public License (see LICENSE.txt) for more details.
32%=======================================================================
33
[497]34function [A,ObjectOut]=read_image(FileName,FileType,VideoObject,num)
35%-----------------------------------------------------------------------
[610]36if ~exist('FileType','var')
[604]37    FileType='image';
38end
[497]39if ~exist('VideoObject','var')
40    VideoObject=[];
41end
42if ~exist('num','var')
43    num=1;
44end
[1033]45if isempty(num)
46    num=1;
47end
[823]48A=[];
[497]49ObjectOut=VideoObject;%default
[453]50switch FileType
[979]51    case 'video'
52        if strcmp(class(VideoObject),'VideoReader')
53            A=read(VideoObject,num);
54        else
55            ObjectOut=VideoReader(FileName);
56            A=read(ObjectOut,num);
57        end
58    case 'mmreader'
59        if strcmp(class(VideoObject),'mmreader')
60            A=read(VideoObject,num);
61        else
62            ObjectOut=mmreader(FileName);
63            A=read(ObjectOut,num);
64        end
65    case 'cine_phantom'
66        A = read_cine_phantom(FileName,num );
[453]67    case 'multimage'
68        A=imread(FileName,num);
[979]69    case 'image'
[453]70        A=imread(FileName);
[1007]71    case 'image_DaVis'
72                Input=readimx(FileName);
[1033]73                if numel(Input.Frames)==1
74                    A=Input.Frames{1}.Components{1}.Planes{1}';
75                else
[1007]76        A=Input.Frames{num}.Components{1}.Planes{1}';
[1033]77                end
[453]78end
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