From 60e19abdc776a3ebf2c78b22c92d22b27d301396 Mon Sep 17 00:00:00 2001
From: Vipin Thomas <vipin.thomas@stud.th-deg.de>
Date: Fri, 25 Jun 2021 15:36:38 +0000
Subject: [PATCH] Update pixel_original.cpp
---
pixel_original.cpp | 52 ++++++++++++++++++++++------------------------
1 file changed, 25 insertions(+), 27 deletions(-)
diff --git a/pixel_original.cpp b/pixel_original.cpp
index 0b13e8e..cb47dca 100644
--- a/pixel_original.cpp
+++ b/pixel_original.cpp
@@ -1,10 +1,10 @@
#include "pixel.hpp"
-
+
static int count_streams = 0;
static long long charIn=0;
static long long final_char=0;
int addNum=0;
-
+
void pixel(ap_int<32> selector,
ap_int<32> position1,
ap_int<32> position2,
@@ -12,61 +12,60 @@
ap_int<32> ascii,
stream &din,
stream &dout
-
+
) {
- #pragma HLS INTERFACE ap_ctrl_none port=return
#pragma HLS INTERFACE s_axilite port=selector
#pragma HLS INTERFACE s_axilite port=position1
#pragma HLS INTERFACE s_axilite port=position2
#pragma HLS INTERFACE s_axilite port=stream_count
- #pragma HLS INTERFACE s_axilite port=ascii
+ #pragma HLS INTERFACE s_axilite port=ascii
#pragma HLS INTERFACE axis port=din
#pragma HLS INTERFACE axis port=dout
-
+
pkt_t pkt=din.read();
-
+
switch(selector)
{
case 0:
-
+
if (count_streams == 0){
charIn=convert(ascii);
final_char=0;
}
-
+
if((count_streams >= 3 * (position1 - 1)) && (count_streams < 3 * (position2) - 1)){
addNum=0;
if(charIn!=0){
addNum=charIn%10;
charIn=(int)charIn/10;
}
-
+
if(pkt.data % 2 == 0 && addNum == 1){
pkt.data += 1;
}else if(pkt.data % 2 != 0 && addNum == 0){
pkt.data -= 1;
}
-
+
}
-
+
break;
-
+
case 1:
-
+
if((count_streams >= 3 * (position1 - 1)) && (count_streams < 3 * (position2)-1)){
-
-
+
+
decrypt(pkt.data);
-
+
}
break;
-
+
default:
break;
}
-
+
count_streams++;
-
+
if (count_streams == stream_count){
count_streams = 0;
charIn=0;
@@ -76,13 +75,13 @@
ascii= convertBinInt(final_char);
final_char=0;
}
-
+
}
-
+
dout.write(pkt);
}
-
-
+
+
long long convert(int n) {
long long bin = 0;
int rem, i = 1, step = 1;
@@ -94,7 +93,7 @@
}
return bin;
}
-
+
void decrypt(int data) {
int bit;
if(data % 2 == 0){
@@ -103,7 +102,7 @@
bit=1;
}
final_char= final_char*10+bit;
-
+
}
int convertBinInt(long long n) {
@@ -117,5 +116,4 @@
}
return dec;
}
-
--
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