Capsim Block Documentation
Read a ASCII image. Read the image and output a single image sample.
| Num | Description | Type | Name | Default Value | |
|---|---|---|---|---|---|
| 0 | File that contains image. Note width and height must be first line. | file | fileName | stdin |
| Num | Type | Name | Initial Value | Description |
|---|---|---|---|---|
| 0 | int | obufs | ||
| 1 | int | numberRowsRead | 0 | |
| 2 | float** | mat_PP | ||
| 3 | int | pwidth | ||
| 4 | int | pheight | ||
| 5 | int | done | 0 | |
| 6 | FILE* | fp |
int i,j,k; float x; int n; image_t img; |
|---|
done=0;
if(strcmp(fileName,"stdin") == 0)
fp = stdin;
else if((fp = fopen(fileName,"r")) == NULL) {
fprintf(stderr,"imgrdasc: cannot open file\n");
return(1); /* file cannot be opened */
}
fscanf(fp,"%d %d",&pwidth,&pheight);
numberRowsRead =0;
if( (obufs = NO_OUTPUT_BUFFERS()) < 1 ) {
fprintf(stderr,"imgrdasc: no output buffers\n");
return(2);
}
mat_PP = (float**)calloc(pheight+1,sizeof(float*));
if(mat_PP == NULL) {
fprintf(stderr,"imgrdasc could not allocate space \n");
return(5);
}
for(i=0; i |
|---|
while(!done) {
if(numberRowsRead >= pheight) {
return(0);
}
/*
* read a row
*/
for(i=0; i < pwidth; ++i) {
/* Read input lines until EOF */
if(fscanf(fp,"%f",&x) == EOF){
CsInfo("imgrdasc: EOF");
done=1;
}
else
mat_PP[numberRowsRead][i]=x;
}
/*
* Check if all of matrix has been input.
* increment time on output buffer(s)
* and output a sample image
*/
if(numberRowsRead == pheight-1) {
for(j=0; j |
|---|
if (fp != stdout)
fclose(fp);
|
|---|
/* Capsim (r) Text Mode Kernel (TMK) Star Library (Blocks)
Copyright (C) 1989-2002 XCAD Corporation
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
http://capsimtmk.sourceforge.net
XCAD Corporation
Raleigh, North Carolina */
|
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/*************************************************************
imgrdasc()
***************************************************************
Description: Read a ASCII image.
Read the image and output a single image sample.
Auto fan-out.
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