X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/canny.git/blobdiff_plain/fdf9d8855582d89072dcd1339af9f5b74a167ac6..bd2fce977129b24b117509715dada6f0c0a0f98a:/schema.dot diff --git a/schema.dot b/schema.dot index e905e97..5edc80e 100644 --- a/schema.dot +++ b/schema.dot @@ -1,20 +1,29 @@ digraph start_up { - node [style = rounded, shape = rect] IC [label="Image\nCover X "] - node [style = rounded, shape = rect] message [label="message"] - node [style = rounded, shape = rect] key + node [style = rounded, shape = rect] PI [label="Choose cover X"] + node [style = rounded, shape = rect] PIb [label="Set b, T"] + + node [style = rounded, shape = rect] message [label="Message mess"] + node [style = rounded, shape = rect] key [label="Key k"] + node [style = rounded, shape = rect] ee [label="Modify b, T"] - node [style = rounded, shape = rect] PI [label="Parameter\nInstantiation"] - node [style = rounded, shape = rect] encrypt [label="m=encryption(message)"] - node [style = rounded, shape = rect] STC [label="y= STC(x,m)"] - node [style = rounded, shape = rect] emb [label="stego=embedding(y,X)"] - node [style = rounded, shape = rect] start end; - node [style = rounded, shape = rect] ED [label="x= LSB (7 bits\nEdge Detection)"] + node [style = rounded, shape = rect] encrypt [label="m=encryption(mess,k)"] + node [style = rounded, shape = rect] STC [label="y= STC(x,m,H)"] + node [style = rounded, shape = rect] sample [label="y= sample(x,m)"] + node [style = rounded, shape = rect] emb [label="stego=embedding(y,X)"] - node [style = "", shape = diamond] cond [label="Size of x\n enough for m"]; + node [style = rounded, shape = rect] start [label="Start"] + node [style = rounded, shape = rect] end [label="End"] + node [style = rounded, shape = rect] ED [label="x=Edge Detection(b,T,X)"] + node [style = "", shape = diamond] cond [label="Size of x\n enough for m"]; + node [style = "", shape = diamond] condStrat [label="Strategy is fixed"]; + + node [style = "", shape = diamond] condEmb [label="Use of STC"]; + start -> PI - start -> IC + start -> PIb + start -> message start -> key @@ -22,15 +31,28 @@ digraph start_up { message -> encrypt - IC -> ED ED -> cond encrypt -> cond - encrypt -> STC - cond -> STC [label="Yes"] - cond -> PI [label="No"] + cond -> condEmb [label="Yes with H"] + cond -> condStrat [label="No"] + + condEmb -> STC [label="Yes"] + condEmb -> sample [label="No"] + + + + condStrat -> ee [label="Yes"] + condStrat -> PI [label="No"] + + ee -> ED PI -> ED + PIb -> ED STC -> emb - emb -> end + sample -> emb + emb -> end + + key -> sample + } \ No newline at end of file