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Add Y2R::GetStandardCoefficientParams

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wheremyfoodat 2023-11-01 22:49:50 +02:00
parent 5a2e554a6c
commit 171733870d
2 changed files with 33 additions and 1 deletions
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11
include/services/y2r.hpp
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@ -1,4 +1,5 @@
#pragma once
#include <array>
#include <optional>
#include "helpers.hpp"
#include "kernel_types.hpp"
@ -50,6 +51,15 @@ class Y2RService {
Block8x8 = 1, // Output buffer's pixels are morton swizzled. Used when outputting to a GPU texture.
};
// https://github.com/citra-emu/citra/blob/ac9d72a95ca9a60de8d39484a14aecf489d6d016/src/core/hle/service/cam/y2r_u.cpp#L33
using CoefficientSet = std::array<s16, 8>;
static constexpr std::array<CoefficientSet, 4> standardCoefficients{{
{{0x100, 0x166, 0xB6, 0x58, 0x1C5, -0x166F, 0x10EE, -0x1C5B}}, // ITU_Rec601
{{0x100, 0x193, 0x77, 0x2F, 0x1DB, -0x1933, 0xA7C, -0x1D51}}, // ITU_Rec709
{{0x12A, 0x198, 0xD0, 0x64, 0x204, -0x1BDE, 0x10F2, -0x229B}}, // ITU_Rec601_Scaling
{{0x12A, 0x1CA, 0x88, 0x36, 0x21C, -0x1F04, 0x99C, -0x2421}}, // ITU_Rec709_Scaling
}};
InputFormat inputFmt;
OutputFormat outputFmt;
Rotation rotation;
@ -88,6 +98,7 @@ class Y2RService {
void setSpacialDithering(u32 messagePointer);
void setStandardCoeff(u32 messagePointer);
void setTemporalDithering(u32 messagePointer);
void getStandardCoefficientParams(u32 messagePointer);
void startConversion(u32 messagePointer);
void stopConversion(u32 messagePointer);

23
src/core/services/y2r.cpp
View file

@ -24,6 +24,7 @@ namespace Y2RCommands {
SetInputLines = 0x001C0040,
GetInputLines = 0x001D0000,
SetStandardCoeff = 0x00200040,
GetStandardCoefficientParams = 0x00210040,
SetAlpha = 0x00220040,
StartConversion = 0x00260000,
StopConversion = 0x00270000,
@ -62,6 +63,7 @@ void Y2RService::handleSyncRequest(u32 messagePointer) {
case Y2RCommands::GetInputLineWidth: getInputLineWidth(messagePointer); break;
case Y2RCommands::GetOutputFormat: getOutputFormat(messagePointer); break;
case Y2RCommands::GetTransferEndEvent: getTransferEndEvent(messagePointer); break;
case Y2RCommands::GetStandardCoefficientParams: getStandardCoefficientParams(messagePointer); break;
case Y2RCommands::IsBusyConversion: isBusyConversion(messagePointer); break;
case Y2RCommands::PingProcess: pingProcess(messagePointer); break;
case Y2RCommands::SetAlpha: setAlpha(messagePointer); break;
@ -306,7 +308,7 @@ void Y2RService::setStandardCoeff(u32 messagePointer) {
log("Y2R::SetStandardCoeff (coefficient = %d)\n", coeff);
mem.write32(messagePointer, IPC::responseHeader(0x20, 1, 0));
if (coeff > 3) {
if (coeff > 3) { // Invalid coefficient, should have an error code
Helpers::panic("Y2R: Invalid standard coefficient (coefficient = %d)\n", coeff);
}
@ -316,6 +318,25 @@ void Y2RService::setStandardCoeff(u32 messagePointer) {
}
}
void Y2RService::getStandardCoefficientParams(u32 messagePointer) {
const u32 coefficientIndex = mem.read32(messagePointer + 4);
log("Y2R::GetStandardCoefficientParams (coefficient = %d)\n", coefficientIndex);
if (coefficientIndex > 3) { // Invalid coefficient, should have an error code
Helpers::panic("Y2R: Invalid standard coefficient (coefficient = %d)\n", coefficientIndex);
} else {
mem.write32(messagePointer, IPC::responseHeader(0x21, 5, 0));
mem.write32(messagePointer + 4, Result::Success);
const auto& coeff = standardCoefficients[coefficientIndex];
// Write standard coefficient parameters to output buffer
for (int i = 0; i < 8; i++) {
const u32 pointer = messagePointer + 8 + i * sizeof(u16); // Pointer to write parameter to
mem.write16(pointer, coeff[i]);
}
}
}
void Y2RService::setSendingY(u32 messagePointer) {
log("Y2R::SetSendingY\n");
Helpers::warn("Unimplemented Y2R::SetSendingY");