midou/citra
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

hw/y2r: Templatize input/output formats. (#6717)

Browse Source
This commit is contained in:
Steveice10 2023-07-25 05:51:57 -07:00 committed by GitHub
parent 19107cec4b
commit 8b21b902f2
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 71 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

105
src/core/hw/y2r.cpp
View File

@ -9,6 +9,7 @@
#include "common/assert.h"
#include "common/color.h"
#include "common/common_types.h"
#include "common/microprofileui.h"
#include "common/vector_math.h"
#include "core/core.h"
#include "core/hle/service/y2r_u.h"
@ -24,33 +25,33 @@ static const std::size_t TILE_SIZE = 8 * 8;
using ImageTile = std::array<u32, TILE_SIZE>;
/// Converts a image strip from the source YUV format into individual 8x8 RGB32 tiles.
static void ConvertYUVToRGB(InputFormat input_format, const u8* input_Y, const u8* input_U,
const u8* input_V, ImageTile output[], unsigned int width,
unsigned int height, const CoefficientSet& coefficients) {
template <InputFormat input_format>
static void ConvertYUVToRGB(const u8* input_Y, const u8* input_U, const u8* input_V,
ImageTile output[], unsigned int width, unsigned int height,
const CoefficientSet& coefficients) {
for (unsigned int y = 0; y < height; ++y) {
for (unsigned int x = 0; x < width; ++x) {
s32 Y = 0;
s32 U = 0;
s32 V = 0;
switch (input_format) {
case InputFormat::YUV422_Indiv8:
case InputFormat::YUV422_Indiv16:
s32 Y;
s32 U;
s32 V;
if constexpr (input_format == InputFormat::YUV422_Indiv8 ||
input_format == InputFormat::YUV422_Indiv16) {
Y = input_Y[y * width + x];
U = input_U[(y * width + x) / 2];
V = input_V[(y * width + x) / 2];
break;
case InputFormat::YUV420_Indiv8:
case InputFormat::YUV420_Indiv16:
} else if constexpr (input_format == InputFormat::YUV420_Indiv8 ||
input_format == InputFormat::YUV420_Indiv16) {
Y = input_Y[y * width + x];
U = input_U[((y / 2) * width + x) / 2];
V = input_V[((y / 2) * width + x) / 2];
break;
case InputFormat::YUYV422_Interleaved:
} else if constexpr (input_format == InputFormat::YUYV422_Interleaved) {
Y = input_Y[(y * width + x) * 2];
U = input_Y[(y * width + (x / 2) * 2) * 2 + 1];
V = input_Y[(y * width + (x / 2) * 2) * 2 + 3];
break;
} else {
UNREACHABLE_MSG("Unknown Y2R input format {}", input_format);
return;
}
// This conversion process is bit-exact with hardware, as far as could be tested.
@ -102,8 +103,9 @@ static void ReceiveData(Memory::MemorySystem& memory, u8* output, ConversionBuff
/// Convert intermediate RGB32 format to the final output format while simulating an outgoing CDMA
/// transfer.
template <OutputFormat output_format>
static void SendData(Memory::MemorySystem& memory, const u32* input, ConversionBuffer& buf,
int amount_of_data, OutputFormat output_format, u8 alpha) {
int amount_of_data, u8 alpha) {
u8* output = memory.GetPointer(buf.address);
@ -113,23 +115,20 @@ static void SendData(Memory::MemorySystem& memory, const u32* input, ConversionB
u32 color = *input++;
Common::Vec4<u8> col_vec{(u8)(color >> 24), (u8)(color >> 16), (u8)(color >> 8), alpha};
switch (output_format) {
case OutputFormat::RGBA8:
if constexpr (output_format == OutputFormat::RGBA8) {
Common::Color::EncodeRGBA8(col_vec, output);
output += 4;
break;
case OutputFormat::RGB8:
} else if constexpr (output_format == OutputFormat::RGB8) {
Common::Color::EncodeRGB8(col_vec, output);
output += 3;
break;
case OutputFormat::RGB5A1:
} else if constexpr (output_format == OutputFormat::RGB5A1) {
Common::Color::EncodeRGB5A1(col_vec, output);
output += 2;
break;
case OutputFormat::RGB565:
} else if constexpr (output_format == OutputFormat::RGB565) {
Common::Color::EncodeRGB565(col_vec, output);
output += 2;
break;
} else {
UNREACHABLE_MSG("Unknown Y2R output format {}", output_format);
}
amount_of_data -= 1;
@ -210,6 +209,8 @@ static void WriteTileToOutput(u32* output, const ImageTile& tile, int height, in
}
}
MICROPROFILE_DEFINE(Y2R_PerformConversion, "Y2R", "PerformConversion", MP_RGB(185, 66, 245));
/**
* Performs a Y2R colorspace conversion.
*
@ -261,6 +262,8 @@ static void WriteTileToOutput(u32* output, const ImageTile& tile, int height, in
* so they are believed to be invalid configurations anyway.
*/
void PerformConversion(Memory::MemorySystem& memory, ConversionConfiguration cvt) {
MICROPROFILE_SCOPE(Y2R_PerformConversion);
ASSERT(cvt.input_line_width % 8 == 0);
ASSERT(cvt.block_alignment != BlockAlignment::Block8x8 || cvt.input_lines % 8 == 0);
// Tiles per row
@ -300,34 +303,47 @@ void PerformConversion(Memory::MemorySystem& memory, ConversionConfiguration cvt
ReceiveData<1>(memory, input_Y, cvt.src_Y, row_data_size);
ReceiveData<1>(memory, input_U, cvt.src_U, row_data_size / 2);
ReceiveData<1>(memory, input_V, cvt.src_V, row_data_size / 2);
ConvertYUVToRGB<InputFormat::YUV422_Indiv8>(input_Y, input_U, input_V, tiles.get(),
cvt.input_line_width, row_height,
cvt.coefficients);
break;
case InputFormat::YUV420_Indiv8:
ReceiveData<1>(memory, input_Y, cvt.src_Y, row_data_size);
ReceiveData<1>(memory, input_U, cvt.src_U, row_data_size / 4);
ReceiveData<1>(memory, input_V, cvt.src_V, row_data_size / 4);
ConvertYUVToRGB<InputFormat::YUV420_Indiv8>(input_Y, input_U, input_V, tiles.get(),
cvt.input_line_width, row_height,
cvt.coefficients);
break;
case InputFormat::YUV422_Indiv16:
ReceiveData<2>(memory, input_Y, cvt.src_Y, row_data_size);
ReceiveData<2>(memory, input_U, cvt.src_U, row_data_size / 2);
ReceiveData<2>(memory, input_V, cvt.src_V, row_data_size / 2);
ConvertYUVToRGB<InputFormat::YUV422_Indiv16>(input_Y, input_U, input_V, tiles.get(),
cvt.input_line_width, row_height,
cvt.coefficients);
break;
case InputFormat::YUV420_Indiv16:
ReceiveData<2>(memory, input_Y, cvt.src_Y, row_data_size);
ReceiveData<2>(memory, input_U, cvt.src_U, row_data_size / 4);
ReceiveData<2>(memory, input_V, cvt.src_V, row_data_size / 4);
ConvertYUVToRGB<InputFormat::YUV420_Indiv16>(input_Y, input_U, input_V, tiles.get(),
cvt.input_line_width, row_height,
cvt.coefficients);
break;
case InputFormat::YUYV422_Interleaved:
input_U = nullptr;
input_V = nullptr;
ReceiveData<1>(memory, input_Y, cvt.src_YUYV, row_data_size * 2);
ConvertYUVToRGB<InputFormat::YUYV422_Interleaved>(input_Y, input_U, input_V,
tiles.get(), cvt.input_line_width,
row_height, cvt.coefficients);
break;
default:
UNREACHABLE_MSG("Unknown Y2R input format {}", cvt.input_format);
return;
}
// Note(yuriks): If additional optimization is required, input_format can be moved to a
// template parameter, so that its dispatch can be moved to outside the inner loop.
ConvertYUVToRGB(cvt.input_format, input_Y, input_U, input_V, tiles.get(),
cvt.input_line_width, row_height, cvt.coefficients);
u32* output_buffer = reinterpret_cast<u32*>(data_buffer.get());
for (std::size_t i = 0; i < num_tiles; ++i) {
@ -371,10 +387,31 @@ void PerformConversion(Memory::MemorySystem& memory, ConversionConfiguration cvt
}
}
// Note(yuriks): If additional optimization is required, output_format can be moved to a
// template parameter, so that its dispatch can be moved to outside the inner loop.
SendData(memory, reinterpret_cast<u32*>(data_buffer.get()), cvt.dst, (int)row_data_size,
cvt.output_format, (u8)cvt.alpha);
switch (cvt.output_format) {
case OutputFormat::RGBA8:
SendData<OutputFormat::RGBA8>(memory, reinterpret_cast<u32*>(data_buffer.get()),
cvt.dst, static_cast<int>(row_data_size),
static_cast<u8>(cvt.alpha));
break;
case OutputFormat::RGB8:
SendData<OutputFormat::RGB8>(memory, reinterpret_cast<u32*>(data_buffer.get()), cvt.dst,
static_cast<int>(row_data_size),
static_cast<u8>(cvt.alpha));
break;
case OutputFormat::RGB5A1:
SendData<OutputFormat::RGB5A1>(memory, reinterpret_cast<u32*>(data_buffer.get()),
cvt.dst, static_cast<int>(row_data_size),
static_cast<u8>(cvt.alpha));
break;
case OutputFormat::RGB565:
SendData<OutputFormat::RGB565>(memory, reinterpret_cast<u32*>(data_buffer.get()),
cvt.dst, static_cast<int>(row_data_size),
static_cast<u8>(cvt.alpha));
break;
default:
UNREACHABLE_MSG("Unknown Y2R output format {}", cvt.output_format);
return;
}
}
}
} // namespace HW::Y2R