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Based on further play: one box filter to separate luma/chroma, another to filter chroma, plus a FIR sharpen on luma.

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This commit is contained in:
Thomas Harte 2020-09-08 16:35:05 -04:00
parent 0e44d6d214
commit c49fcb9ec9
1 changed files with 5 additions and 6 deletions
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11
OSBindings/Mac/Clock Signal/ScanTarget/CSScanTarget.mm
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@ -667,12 +667,11 @@ using BufferingScanTarget = Outputs::Display::BufferingScanTarget;
//
// The low cut off ['Hz' but per line, not per second] is somewhat arbitrary.
if(!isSVideoOutput) {
// SignalProcessing::FIRFilter sharpenFilter(15, float(_lineBufferPixelsPerLine), 80.0f, colourCyclesPerLine * 0.5f);
// const auto sharpen = sharpenFilter.get_coefficients();
// for(size_t c = 0; c < 8; ++c) {
// firCoefficients[c].x = firCoefficients[c].y;
// firCoefficients[c].x = sharpen[c];
// }
SignalProcessing::FIRFilter sharpenFilter(15, float(_lineBufferPixelsPerLine), 40.0f, colourCyclesPerLine);
const auto sharpen = sharpenFilter.get_coefficients();
for(size_t c = 0; c < 8; ++c) {
firCoefficients[c].x = sharpen[c];
}
}
}