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change a little thing

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SikongJueluo
2024-07-04 21:53:29 +08:00
parent 5f19fdf275
commit 242f3527f8
2 changed files with 39 additions and 38 deletions
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23
Color/ColorBlender.sv
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@@ -3,8 +3,7 @@
// 三通道图像合成一个RGB图像
module ColorBlender #(
parameter reg [4:0] IN_DEPTH = 12, // 输入图像的色深
parameter reg [4:0] OUT_DEPTH = 8, // 输出图像的色深
parameter reg [8:0] BUFF_SIZE = 32
parameter reg [4:0] OUT_DEPTH = 8 // 输出图像的色深
) (
input wire clk,
input wire reset,
@@ -32,7 +31,7 @@ module ColorBlender #(
localparam reg [2:0] SEND_DATA = 3;
reg [2:0] state, nextState;
reg [BUFF_SIZE - 1:0] data_cal[3]; // 用于保存运算结果，防止溢出
reg [32 - 1:0] data_cal[3]; // 用于保存运算结果，防止溢出
always @(posedge clk) begin
if (reset) begin
@@ -70,17 +69,17 @@ module ColorBlender #(
case (state)
READ_DATA: begin
if (in_en) begin
data_cal[0] <= ({{(BUFF_SIZE - 16){1'b0}}, in_data[0]}) << (8 - (IN_DEPTH - OUT_DEPTH));
data_cal[1] <= ({{(BUFF_SIZE - 16){1'b0}}, in_data[1]}) << (8 - (IN_DEPTH - OUT_DEPTH));
data_cal[2] <= ({{(BUFF_SIZE - 16){1'b0}}, in_data[2]}) << (8 - (IN_DEPTH - OUT_DEPTH));
data_cal[0] <= ({16'b0, in_data[0]}) << (8 - (IN_DEPTH - OUT_DEPTH));
data_cal[1] <= ({16'b0, in_data[1]}) << (8 - (IN_DEPTH - OUT_DEPTH));
data_cal[2] <= ({16'b0, in_data[2]}) << (8 - (IN_DEPTH - OUT_DEPTH));
end
end
CALC_DATA: begin
if (enable) begin
data_cal[0] <= (data_cal[0] * {{(BUFF_SIZE - 16) {1'b0}}, gain_red}) >> 16;
data_cal[1] <= (data_cal[1] * {{(BUFF_SIZE - 16) {1'b0}}, gain_green}) >> 16;
data_cal[2] <= (data_cal[2] * {{(BUFF_SIZE - 16) {1'b0}}, gain_blue}) >> 16;
data_cal[0] <= (data_cal[0] * {16'b0, gain_red}) >> 16;
data_cal[1] <= (data_cal[1] * {16'b0, gain_green}) >> 16;
data_cal[2] <= (data_cal[2] * {16'b0, gain_blue}) >> 16;
end else begin
data_cal[0] <= data_cal[0] >> 8;
data_cal[1] <= data_cal[1] >> 8;
@@ -89,9 +88,9 @@ module ColorBlender #(
end
SATI_DATA: begin
data_cal[0] <= |data_cal[0][BUFF_SIZE-1 : OUT_DEPTH] ? {BUFF_SIZE{1'b1}} : data_cal[0];
data_cal[1] <= |data_cal[0][BUFF_SIZE-1 : OUT_DEPTH] ? {BUFF_SIZE{1'b1}} : data_cal[1];
data_cal[2] <= |data_cal[0][BUFF_SIZE-1 : OUT_DEPTH] ? {BUFF_SIZE{1'b1}} : data_cal[2];
data_cal[0] <= |data_cal[0][31 : OUT_DEPTH] ? {32{1'b1}} : data_cal[0];
data_cal[1] <= |data_cal[0][31 : OUT_DEPTH] ? {32{1'b1}} : data_cal[1];
data_cal[2] <= |data_cal[0][31 : OUT_DEPTH] ? {32{1'b1}} : data_cal[2];
end
SEND_DATA: begin