edge detection in verilog,. help

[Altera_Forum]

edge detection in verilog is easy or a very long program>? ,. can somebody help about this edge detection in verilog,. thank you,.

[Altera_Forum]

Are you trying to detect a 0->1 or 1->0 transition of a signal? 

As long as you know how to construct a circuit, it can be coded in Verilog.  always @(posedge clk)  signal_reg <= mysignal;  assign rise_edge = ~signal_reg & mysignal;

[Altera_Forum]

i mean for image processing,. like sobel