28 files changed, 731 insertions, 0 deletions

diff --git a/SD-VBS/common/toolbox/toolbox_basic/io/convert422.m b/SD-VBS/common/toolbox/toolbox_basic/io/convert422.m
new file mode 100755
index 0000000..919e82e
--- /dev/null
+++ b/SD-VBS/common/toolbox/toolbox_basic/io/convert422.m
@@ -0,0 +1,27 @@
+image_current = '/hid/jshi';
+
+image_dir = 'vr05_5 ';
+pg_path = '/hid/jshi/422toppm/422toppm';
+
+cm = sprintf('cd %s',image_dir);
+disp(cm);
+eval(cm);
+
+d = dir('seq*');
+filename = char(sort({d.name}));
+
+for j=1:size(filename),
+ cm = sprintf('!%s %s',pg_path,deblank(filename(j,:)));
+disp(cm); 
+eval(cm);
+end
+
+
+%%% change back
+cm = sprintf('cd %s',image_current);
+disp(cm);eval(cm);
+
+
+if 0,
+  deblank(filename(f,:));
+end
diff --git a/SD-VBS/common/toolbox/toolbox_basic/io/im_vd.m b/SD-VBS/common/toolbox/toolbox_basic/io/im_vd.m
new file mode 100755
index 0000000..590cd9b
--- /dev/null
+++ b/SD-VBS/common/toolbox/toolbox_basic/io/im_vd.m
@@ -0,0 +1,6 @@
+function J = im_vd(I);
+
+J(:,:,1) = I(1:2:end,1:2:end);
+J(:,:,2) = I(2:2:end,1:2:end);
+
+montage2(J);
diff --git a/SD-VBS/common/toolbox/toolbox_basic/io/imread2.m b/SD-VBS/common/toolbox/toolbox_basic/io/imread2.m
new file mode 100755
index 0000000..27a5e4b
--- /dev/null
+++ b/SD-VBS/common/toolbox/toolbox_basic/io/imread2.m
@@ -0,0 +1,45 @@
+function I = imread2(fname,im_dir);
+%
+%  I = imread2(fname,im_dir);
+%
+
+cur_dir = pwd;
+
+if nargin>1,
+  cd(im_dir);
+end
+
+%%% put on the necessary extension
+d = dir(fname);
+
+if isempty(d),
+  d = dir([fname,'*']);
+end
+
+if isempty(d),
+  I = [];
+else
+
+  fname = d.name;
+  
+  %%% find extension
+  k = findstr(fname,'.');
+  ext = fname(k(end)+1:end);
+
+  if (ext == 'bz2'),
+    cm = sprintf('!bzip2 -d %s',fname);
+    disp(cm);eval(cm);
+    I = imread2(fname(1:k(end-1)-1));
+    cm = sprintf('!bzip2 %s',fname(1:k(end)-1));
+                 disp(cm);eval(cm);
+  elseif (ext == 'ppm');
+    I = readppm(fname);
+  elseif (ext == 'pgm');
+    I = readpgm(fname);
+  else
+    I = imread(fname);
+I = double(I)/255;
+  end
+end
+
+cd(cur_dir);
diff --git a/SD-VBS/common/toolbox/toolbox_basic/io/peek_pgm_size.m b/SD-VBS/common/toolbox/toolbox_basic/io/peek_pgm_size.m
new file mode 100755
index 0000000..13e54cd
--- /dev/null
+++ b/SD-VBS/common/toolbox/toolbox_basic/io/peek_pgm_size.m
@@ -0,0 +1,19 @@
+function [nr,nc] = peek_pgm_size(filename)
+% function [nr,nc] = peek_pgm_size(filename)
+%   this is my version of pgmread for the pgm file created by XV.
+%   
+%  this program also corrects for the shifts in the image from pm file.
+
+
+fid = fopen(filename,'r');
+fscanf(fid, 'P5\n');
+cmt = '#';
+while findstr(cmt, '#'),
+  cmt = fgets(fid);
+   if length(findstr(cmt, '#')) ~= 1,
+      YX = sscanf(cmt, '%d %d');
+      nc = YX(1); nr = YX(2);
+   end
+end
+
+fclose(fid);
diff --git a/SD-VBS/common/toolbox/toolbox_basic/io/pgmread.m b/SD-VBS/common/toolbox/toolbox_basic/io/pgmread.m
new file mode 100755
index 0000000..49a35a8
--- /dev/null
+++ b/SD-VBS/common/toolbox/toolbox_basic/io/pgmread.m
@@ -0,0 +1,24 @@
+function [img,header] = pgmread(filename)
+%
+%  [img,header] = pgmread(filename)
+
+[fid, msg] = fopen(filename, 'r');
+if fid == -1,
+  error(msg)
+end
+
+head = [];
+good = 0;
+while (good == 0) ,
+  l = fgetl(fid);
+  if (length(l) == 3),
+   if (l == '255'),
+    good = 1;
+    sze = sscanf(header,'%d');
+   end
+  end
+  header= l;
+end
+
+img = fread(fid, sze', 'uchar')';
+fclose(fid);
diff --git a/SD-VBS/common/toolbox/toolbox_basic/io/ppmtojpg.m b/SD-VBS/common/toolbox/toolbox_basic/io/ppmtojpg.m
new file mode 100755
index 0000000..ce47e45
--- /dev/null
+++ b/SD-VBS/common/toolbox/toolbox_basic/io/ppmtojpg.m
@@ -0,0 +1,25 @@
+function []= ppm2jpg(fname,dlm,ori)
+%
+%  ppm2jpg(fname,dlm,ori)
+%      
+%     dlm =1, remove the file extension from fname
+%             before convert
+%     ori =1, transpose the image
+%
+
+if dlm,
+ dlm = findstr(fname,'.');
+ fname = fname(1:dlm(end)-1);
+end
+
+fname_1 = sprintf('%s.ppm',fname);
+I = readppm(fname_1);
+
+if ori == 1,
+  I = permute(I,[2 1 3]);
+end
+
+
+fname_2 = sprintf('%s.jpg',fname);