图像处理5：膨胀

前言 正文

module dilation
(
	//global clock
	input					clk,  				//cmos video pixel clock
	input					rst_n,				//global reset
	
	//Image data prepred to be processd
	input					per_frame_vsync,	//Prepared Image data vsync valid signal
	input					per_frame_href,	//Prepared Image data href vaild  signal
	input					per_frame_clken,	//Prepared Image data output/capture enable clock
	input					per_img_Bit,		//Prepared Image brightness input
	
	//Image data has been processd
	output				post_frame_vsync,	//Processed Image data vsync valid signal
	output				post_frame_href,	//Processed Image data href vaild  signal
	output				post_frame_clken,	//Processed Image data output/capture enable clock
	output				post_img_Bit		//Processed Image Bit flag outout(1: Value, 0:inValid)
);
		
	//----------------------------------------------------
	//Generate 8Bit 3X3 Matrix for Video Image Processor.
	//Image data has been processd
	wire				matrix_frame_vsync;					//Prepared Image data vsync valid signal
	wire				matrix_frame_href;					//Prepared Image data href vaild  signal
	wire				matrix_frame_clken;					//Prepared Image data output/capture enable clock	
	wire		[7:0]	matrix_p11, matrix_p12, matrix_p13;	//3X3 Matrix output
	wire		[7:0]	matrix_p21, matrix_p22, matrix_p23;
	wire		[7:0]	matrix_p31, matrix_p32, matrix_p33;
	
	Shift_RAM_3X3 Shift_RAM_3X3_inst
	(
		//global clock
		.clk							(clk),  				//cmos video pixel clock
		.rst_n							(rst_n),				//global reset
		.per_frame_vsync				(per_frame_vsync),		//Prepared Image data vsync valid signal
		.per_frame_href					(per_frame_href),		//Prepared Image data href vaild  signal
		.per_frame_clken				(per_frame_clken),		//Prepared Image data output/capture enable clock
		.per_img_Y						({7'b0,per_img_Bit}),	//Prepared Image brightness input
	
		//Image data has been processd
		.matrix_frame_vsync				(matrix_frame_vsync),	//Prepared Image data vsync valid signal
		.matrix_frame_href				(matrix_frame_href),	//Prepared Image data href vaild  signal
		.matrix_frame_clken				(matrix_frame_clken),	//Prepared Image data output/capture enable clock	
		
		.matrix_p11(matrix_p11),	.matrix_p12(matrix_p12), 	.matrix_p13(matrix_p13),	//3X3 Matrix output
		.matrix_p21(matrix_p21), 	.matrix_p22(matrix_p22), 	.matrix_p23(matrix_p23),
		.matrix_p31(matrix_p31), 	.matrix_p32(matrix_p32), 	.matrix_p33(matrix_p33)
);

	//Eonsion with or operation
	//Step 1
	reg	post_img_Bit1,	post_img_Bit2,	post_img_Bit3;
	
	always@(posedge clk or negedge rst_n)begin
		if(!rst_n)
			begin
				post_img_Bit1