RomanRom2/ossc
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advanced OSD implementation

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marqs committed 2020-10-05 23:05:43 +03:00
1 parent b26b213ead
commit 9c5e7b5b83
25 files changed
+9287 -8726
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rtl/ossc.v
+18 -4
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@@ -104,7 +104,8 @@ reg remove_event_prev;
reg [14:0] to_ctr, to_ctr_ms;
wire lcd_bl_timeout;
wire osd_color, osd_enable_pre;
wire [1:0] osd_color;
wire osd_enable_pre;
wire osd_enable = osd_enable_pre & ~lt_active;
wire [10:0] xpos, xpos_sc, xpos_vg;
wire [10:0] ypos, ypos_sc, ypos_vg;
@@ -189,9 +190,22 @@ assign ypos = enable_sc ? ypos_sc : ypos_vg;
assign HDMI_TX_PCLK = PCLK_out;
always @(posedge PCLK_out) begin
HDMI_TX_RD <= osd_enable ? {8{osd_color}} : (enable_sc ? R_out_sc : R_out_vg);
HDMI_TX_GD <= osd_enable ? {8{osd_color}} : (enable_sc ? G_out_sc : G_out_vg);
HDMI_TX_BD <= osd_enable ? 8'hff : (enable_sc ? B_out_sc : B_out_vg);
if (osd_enable) begin
if (osd_color == 2'h0) begin
{HDMI_TX_RD, HDMI_TX_GD, HDMI_TX_BD} <= 24'h000000;
end else if (osd_color == 2'h1) begin
{HDMI_TX_RD, HDMI_TX_GD, HDMI_TX_BD} <= 24'h0000ff;
end else if (osd_color == 2'h2) begin
{HDMI_TX_RD, HDMI_TX_GD, HDMI_TX_BD} <= 24'hffff00;
end else begin
{HDMI_TX_RD, HDMI_TX_GD, HDMI_TX_BD} <= 24'hffffff;
end
end else if (enable_sc) begin
{HDMI_TX_RD, HDMI_TX_GD, HDMI_TX_BD} <= {R_out_sc, G_out_sc, B_out_sc};
end else begin
{HDMI_TX_RD, HDMI_TX_GD, HDMI_TX_BD} <= {R_out_vg, G_out_vg, B_out_vg};
end
HDMI_TX_HS <= enable_sc ? HSYNC_out_sc : HSYNC_out_vg;
HDMI_TX_VS <= enable_sc ? VSYNC_out_sc : VSYNC_out_vg;
HDMI_TX_DE <= enable_sc ? DE_out_sc : DE_out_vg;