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add Panasonic hack for improving line count tolerance with line2x

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marqs committed 2019-07-01 19:15:57 +03:00
1 parent 1ba8d68aab
commit 5e0277fb48
10 files changed
+6908 -6845
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rtl/scanconverter.v
+3 -1
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@@ -198,6 +198,7 @@ reg SL_METHOD;
reg SL_NO_ALTERN;
reg SL_ALTIV;
reg X_REV_LPF_ENABLE;
reg X_PANASONIC_HACK;
// constants for each frame to be calculated off config-registers
reg CALC_CONSTS;
@@ -897,6 +898,7 @@ begin
X_REV_LPF_ENABLE <= (misc_config[8:4] != 5'b00000);
X_REV_LPF_STR <= (misc_config[8:4] + 6'd16);
X_MASK_BR <= misc_config[3:0];
X_PANASONIC_HACK <= misc_config[9];
SL_NO_ALTERN <= sl_config[31];
SL_METHOD <= sl_config[30];
@@ -1007,7 +1009,7 @@ begin
HSYNC_2x <= (hcnt_2x < H_SYNCLEN) ? `HSYNC_POL : ~`HSYNC_POL;
VSYNC_2x <= (vcnt_2x < V_SYNCLEN) ? `VSYNC_POL : ~`VSYNC_POL;
DE_2x <= ((hcnt_2x >= H_AVIDSTART) & (hcnt_2x < H_AVIDSTOP)) & ((vcnt_2x >= V_AVIDSTART) & (vcnt_2x < V_AVIDSTOP));
DE_2x <= ((hcnt_2x >= H_AVIDSTART) & (hcnt_2x < ((X_PANASONIC_HACK & (vcnt_2x == V_AVIDSTOP-1'b1) & (line_out_idx_2x==2'h1)) ? (H_AVIDSTOP-12'd98) : H_AVIDSTOP))) & ((vcnt_2x >= V_AVIDSTART) & (vcnt_2x < V_AVIDSTOP));
end
end