lua_extension: remove dummy variable (we want to run every extension anyway).

[vlc] / modules / video_filter / noise.c

diff --git a/modules/video_filter/noise.c b/modules/video_filter/noise.c
index e1858ca5c750b513d5b7a5560ab9f47afb6b1b49..9f2a6b5f30b0ad24e5af7b9503b97c03d08f00fc 100644 (file)
--- a/modules/video_filter/noise.c
+++ b/modules/video_filter/noise.c
@@ -31,6 +31,7 @@
 
 #include <vlc_common.h>
 #include <vlc_plugin.h>
+#include <vlc_rand.h>
 
 #include <vlc_filter.h>
 #include "filter_picture.h"
@@ -99,32 +100,33 @@ static picture_t *Filter( filter_t *p_filter, picture_t *p_pic )
 
         const int i_num_lines = p_pic->p[i_index].i_visible_lines;
         const int i_num_cols = p_pic->p[i_index].i_visible_pitch;
-        const int i_pitch = p_pic->p[i_index].i_pitch;
+        const int i_in_pitch = p_pic->p[i_index].i_pitch;
+        const int i_out_pitch = p_outpic->p[i_index].i_pitch;
 
         int i_line, i_col;
 
         for( i_line = 0 ; i_line < i_num_lines ; i_line++ )
         {
-            if( rand()%8 )
+            if( vlc_mrand48()&7 )
             {
                 /* line isn't noisy */
-                vlc_memcpy( p_out+i_line*i_pitch, p_in+i_line*i_pitch,
+                vlc_memcpy( p_out+i_line*i_out_pitch, p_in+i_line*i_in_pitch,
                             i_num_cols );
             }
             else
             {
                 /* this line is noisy */
-                int noise_level = rand()%8+2;
+                unsigned noise_level = (vlc_mrand48()&7)+2;
                 for( i_col = 0; i_col < i_num_cols ; i_col++ )
                 {
-                    if( rand()%noise_level )
+                    if( ((unsigned)vlc_mrand48())%noise_level )
                     {
-                        p_out[i_line*i_pitch+i_col] =
-                            p_in[i_line*i_pitch+i_col];
+                        p_out[i_line*i_out_pitch+i_col] =
+                            p_in[i_line*i_in_pitch+i_col];
                     }
                     else
                     {
-                        p_out[i_line*i_pitch+i_col] = (rand()%3)*0x7f;
+                        p_out[i_line*i_out_pitch+i_col] = (vlc_mrand48()&3)*0x7f;
                     }
                 }
             }