Changeset 676 for trunk/user/display/display.c

Timestamp:

Nov 20, 2020, 12:11:35 AM (4 years ago)

Author:

alain

Message:

Introduce chat application to test the named pipes.

File:

• trunk/user/display/display.c (modified) (4 diffs)

trunk/user/display/display.c

@@ -4 +4 @@
 //  author : Alain Greiner
 ///////////////////////////////////////////////////////////////////////////////////////
-//  This file describes the single thread "display" application.
-//  It uses the external chained buffer DMA to display a stream
-//  of images on the frame buffer.  
+//  This file describes the single thread "display" application that simply
+//  open a file containing a raw image stored on disk, ans distplay it on the
+//  Frame Buffer without using the ALMOS-MKH windows manager.
 ///////////////////////////////////////////////////////////////////////////////////////
 
@@ -15 +15 @@
 #include <almosmkh.h>
 
-#define PATH_MAX_LENGHT    128
+#define PATH_NAME   "misc/images_128.ram"
 
 #define FBF_TYPE    420         
@@ -80 +80 @@
     }
 
+    // check pixel encoding type
     if( fbf_type != FBF_TYPE )
     {
@@ -87 +88 @@
     }
 
-    // get pathname for input file 
-    while( 1 )
-    {
-        printf("\n[display] path = ");
-
-        error = get_string( pathname , PATH_MAX_LENGHT );
-
-        if ( error )  printf("\n[display error] cannot get path for input file\n" );
-        else  break;
-    }
-
     // open file
-    int fd = open( pathname , O_RDONLY , 0 );
-
+    int fd = open( PATH_NAME , O_RDONLY , 0 );
     if( fd < 0 )
     {