diff options
Diffstat (limited to 'SD-VBS/benchmarks/texture_synthesis/src/matlab/pgmRead.m')
| -rwxr-xr-x | SD-VBS/benchmarks/texture_synthesis/src/matlab/pgmRead.m | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/SD-VBS/benchmarks/texture_synthesis/src/matlab/pgmRead.m b/SD-VBS/benchmarks/texture_synthesis/src/matlab/pgmRead.m deleted file mode 100755 index 86c3b62..0000000 --- a/SD-VBS/benchmarks/texture_synthesis/src/matlab/pgmRead.m +++ /dev/null | |||
| @@ -1,59 +0,0 @@ | |||
| 1 | % IM = pgmRead( FILENAME ) | ||
| 2 | % | ||
| 3 | % Load a pgm image into a MatLab matrix. | ||
| 4 | % This format is accessible from the XV image browsing utility. | ||
| 5 | % Only works for 8bit gray images (raw or ascii) | ||
| 6 | |||
| 7 | % Hany Farid, Spring '96. Modified by Eero Simoncelli, 6/96. | ||
| 8 | |||
| 9 | function im = pgmRead( fname ); | ||
| 10 | |||
| 11 | [fid,msg] = fopen( fname, 'r' ); | ||
| 12 | |||
| 13 | if (fid == -1) | ||
| 14 | error(msg); | ||
| 15 | end | ||
| 16 | |||
| 17 | %%% First line contains ID string: | ||
| 18 | %%% "P1" = ascii bitmap, "P2" = ascii greymap, | ||
| 19 | %%% "P3" = ascii pixmap, "P4" = raw bitmap, | ||
| 20 | %%% "P5" = raw greymap, "P6" = raw pixmap | ||
| 21 | TheLine = fgetl(fid); | ||
| 22 | format = TheLine; | ||
| 23 | |||
| 24 | if ~((format(1:2) == 'P2') | (format(1:2) == 'P5')) | ||
| 25 | error('PGM file must be of type P2 or P5'); | ||
| 26 | end | ||
| 27 | |||
| 28 | %%% Any number of comment lines | ||
| 29 | TheLine = fgetl(fid); | ||
| 30 | while TheLine(1) == '#' | ||
| 31 | TheLine = fgetl(fid); | ||
| 32 | end | ||
| 33 | |||
| 34 | %%% dimensions | ||
| 35 | sz = sscanf(TheLine,'%d',2); | ||
| 36 | xdim = sz(1); | ||
| 37 | ydim = sz(2); | ||
| 38 | sz = xdim * ydim; | ||
| 39 | |||
| 40 | %%% Maximum pixel value | ||
| 41 | TheLine = fgetl(fid); | ||
| 42 | maxval = sscanf(TheLine, '%d',1); | ||
| 43 | |||
| 44 | %%im = zeros(dim,1); | ||
| 45 | if (format(2) == '2') | ||
| 46 | [im,count] = fscanf(fid,'%d',sz); | ||
| 47 | else | ||
| 48 | [im,count] = fread(fid,sz,'uchar'); | ||
| 49 | end | ||
| 50 | |||
| 51 | fclose(fid); | ||
| 52 | |||
| 53 | if (count == sz) | ||
| 54 | im = reshape( im, xdim, ydim )'; | ||
| 55 | else | ||
| 56 | fprintf(1,'Warning: File ended early!'); | ||
| 57 | im = reshape( [im ; zeros(sz-count,1)], xdim, ydim)'; | ||
| 58 | end | ||
| 59 | |||
