mirror of
https://github.com/PabloMK7/citra.git
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Y2R: Rework conversion process, enabling support for all formats
This commit is contained in:
Yuri Kunde Schlesner
parent
29d2b70ea4
commit
3e6663da43
5 changed files with 701 additions and 169 deletions
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@ -9,8 +9,8 @@
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#include "core/hle/hle.h"
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#include "core/hle/kernel/event.h"
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#include "core/hle/service/y2r_u.h"
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#include "core/hw/y2r.h"
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#include "core/mem_map.h"
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#include "core/memory.h"
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#include "video_core/utils.h"
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#include "video_core/video_core.h"
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@ -20,47 +20,6 @@
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namespace Y2R_U {
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enum class InputFormat : u8 {
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/// 8-bit input, with YUV components in separate planes and using 4:2:2 subsampling.
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YUV422_Indiv8 = 0,
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/// 8-bit input, with YUV components in separate planes and using 4:2:0 subsampling.
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YUV420_Indiv8 = 1,
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YUV422_INDIV_16 = 2,
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YUV420_INDIV_16 = 3,
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YUV422_BATCH = 4,
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};
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enum class OutputFormat : u8 {
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Rgb32 = 0,
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Rgb24 = 1,
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Rgb16_555 = 2,
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Rgb16_565 = 3,
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};
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enum class Rotation : u8 {
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None = 0,
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Clockwise_90 = 1,
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Clockwise_180 = 2,
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Clockwise_270 = 3,
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};
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enum class BlockAlignment : u8 {
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/// Image is output in linear format suitable for use as a framebuffer.
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Linear = 0,
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/// Image is output in tiled PICA format, suitable for use as a texture.
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Block8x8 = 1,
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};
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enum class StandardCoefficient : u8 {
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ITU_Rec601 = 0,
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ITU_Rec709 = 1,
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ITU_Rec601_Scaling = 2,
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ITU_Rec709_Scaling = 3,
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};
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static Kernel::SharedPtr<Kernel::Event> completion_event;
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struct ConversionParameters {
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InputFormat input_format;
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OutputFormat output_format;
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@ -74,28 +33,60 @@ struct ConversionParameters {
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};
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static_assert(sizeof(ConversionParameters) == 12, "ConversionParameters struct has incorrect size");
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struct ConversionBuffer {
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VAddr address;
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u32 image_size;
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u16 transfer_unit;
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u16 stride;
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static Kernel::SharedPtr<Kernel::Event> completion_event;
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static ConversionConfiguration conversion;
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static const CoefficientSet standard_coefficients[4] = {
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{{ 0x100, 0x166, 0xB6, 0x58, 0x1C5, -0x166F, 0x10EE, -0x1C5B }}, // ITU_Rec601
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{{ 0x100, 0x193, 0x77, 0x2F, 0x1DB, -0x1933, 0xA7C, -0x1D51 }}, // ITU_Rec709
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{{ 0x12A, 0x198, 0xD0, 0x64, 0x204, -0x1BDE, 0x10F2, -0x229B }}, // ITU_Rec601_Scaling
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{{ 0x12A, 0x1CA, 0x88, 0x36, 0x21C, -0x1F04, 0x99C, -0x2421 }}, // ITU_Rec709_Scaling
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};
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struct ConversionData {
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ConversionParameters params;
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/// Input parameters for the Y (luma) plane
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ConversionBuffer src_Y;
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/// Output parameters for the conversion results
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ConversionBuffer dst;
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};
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ResultCode ConversionConfiguration::SetInputLineWidth(u16 width) {
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if (width == 0 || width > 1024 || width % 8 != 0) {
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return ResultCode(ErrorDescription::OutOfRange, ErrorModule::CAM,
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ErrorSummary::InvalidArgument, ErrorLevel::Usage); // 0xE0E053FD
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}
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static ConversionData conversion;
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// Note: The hardware uses the register value 0 to represent a width of 1024, so for a width of
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// 1024 the `camera` module would set the value 0 here, but we don't need to emulate this
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// internal detail.
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this->input_line_width = width;
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return RESULT_SUCCESS;
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}
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ResultCode ConversionConfiguration::SetInputLines(u16 lines) {
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if (lines == 0 || lines > 1024) {
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return ResultCode(ErrorDescription::OutOfRange, ErrorModule::CAM,
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ErrorSummary::InvalidArgument, ErrorLevel::Usage); // 0xE0E053FD
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}
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// Note: In what appears to be a bug, the `camera` module does not set the hardware register at
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// all if `lines` is 1024, so the conversion uses the last value that was set. The intention
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// was probably to set it to 0 like in SetInputLineWidth.
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if (lines != 1024) {
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this->input_lines = lines;
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}
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return RESULT_SUCCESS;
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}
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ResultCode ConversionConfiguration::SetStandardCoefficient(StandardCoefficient standard_coefficient) {
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size_t index = static_cast<size_t>(standard_coefficient);
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if (index >= 4) {
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return ResultCode(ErrorDescription::InvalidEnumValue, ErrorModule::CAM,
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ErrorSummary::InvalidArgument, ErrorLevel::Usage); // 0xE0E053ED
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}
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std::memcpy(coefficients.data(), standard_coefficients[index].data(), sizeof(coefficients));
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return RESULT_SUCCESS;
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}
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static void SetInputFormat(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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conversion.params.input_format = static_cast<InputFormat>(cmd_buff[1]);
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LOG_DEBUG(Service_Y2R, "called input_format=%u", conversion.params.input_format);
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conversion.input_format = static_cast<InputFormat>(cmd_buff[1]);
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LOG_DEBUG(Service_Y2R, "called input_format=%hhu", conversion.input_format);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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}
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@ -103,8 +94,8 @@ static void SetInputFormat(Service::Interface* self) {
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static void SetOutputFormat(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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conversion.params.output_format = static_cast<OutputFormat>(cmd_buff[1]);
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LOG_DEBUG(Service_Y2R, "called output_format=%u", conversion.params.output_format);
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conversion.output_format = static_cast<OutputFormat>(cmd_buff[1]);
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LOG_DEBUG(Service_Y2R, "called output_format=%hhu", conversion.output_format);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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}
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@ -112,8 +103,8 @@ static void SetOutputFormat(Service::Interface* self) {
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static void SetRotation(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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conversion.params.rotation = static_cast<Rotation>(cmd_buff[1]);
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LOG_DEBUG(Service_Y2R, "called rotation=%u", conversion.params.rotation);
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conversion.rotation = static_cast<Rotation>(cmd_buff[1]);
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LOG_DEBUG(Service_Y2R, "called rotation=%hhu", conversion.rotation);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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}
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@ -121,12 +112,20 @@ static void SetRotation(Service::Interface* self) {
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static void SetBlockAlignment(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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conversion.params.block_alignment = static_cast<BlockAlignment>(cmd_buff[1]);
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LOG_DEBUG(Service_Y2R, "called alignment=%u", conversion.params.block_alignment);
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conversion.block_alignment = static_cast<BlockAlignment>(cmd_buff[1]);
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LOG_DEBUG(Service_Y2R, "called alignment=%hhu", conversion.block_alignment);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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}
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static void SetTransferEndInterrupt(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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cmd_buff[0] = 0x000D0040;
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cmd_buff[1] = RESULT_SUCCESS.raw;
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LOG_DEBUG(Service_Y2R, "(STUBBED) called");
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}
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/**
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* Y2R_U::GetTransferEndEvent service function
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* Outputs:
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@ -147,11 +146,56 @@ static void SetSendingY(Service::Interface* self) {
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conversion.src_Y.address = cmd_buff[1];
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conversion.src_Y.image_size = cmd_buff[2];
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conversion.src_Y.transfer_unit = cmd_buff[3];
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conversion.src_Y.stride = cmd_buff[4];
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conversion.src_Y.gap = cmd_buff[4];
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u32 src_process_handle = cmd_buff[6];
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LOG_DEBUG(Service_Y2R, "called image_size=0x%08X, transfer_unit=%hu, transfer_stride=%hu, "
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"src_process_handle=0x%08X", conversion.src_Y.image_size,
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conversion.src_Y.transfer_unit, conversion.src_Y.stride, src_process_handle);
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conversion.src_Y.transfer_unit, conversion.src_Y.gap, src_process_handle);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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}
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static void SetSendingU(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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conversion.src_U.address = cmd_buff[1];
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conversion.src_U.image_size = cmd_buff[2];
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conversion.src_U.transfer_unit = cmd_buff[3];
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conversion.src_U.gap = cmd_buff[4];
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u32 src_process_handle = cmd_buff[6];
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LOG_DEBUG(Service_Y2R, "called image_size=0x%08X, transfer_unit=%hu, transfer_stride=%hu, "
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"src_process_handle=0x%08X", conversion.src_U.image_size,
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conversion.src_U.transfer_unit, conversion.src_U.gap, src_process_handle);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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}
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static void SetSendingV(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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conversion.src_V.address = cmd_buff[1];
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conversion.src_V.image_size = cmd_buff[2];
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conversion.src_V.transfer_unit = cmd_buff[3];
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conversion.src_V.gap = cmd_buff[4];
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u32 src_process_handle = cmd_buff[6];
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LOG_DEBUG(Service_Y2R, "called image_size=0x%08X, transfer_unit=%hu, transfer_stride=%hu, "
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"src_process_handle=0x%08X", conversion.src_V.image_size,
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conversion.src_V.transfer_unit, conversion.src_V.gap, src_process_handle);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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}
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static void SetSendingYUYV(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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conversion.src_YUYV.address = cmd_buff[1];
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conversion.src_YUYV.image_size = cmd_buff[2];
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conversion.src_YUYV.transfer_unit = cmd_buff[3];
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conversion.src_YUYV.gap = cmd_buff[4];
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u32 src_process_handle = cmd_buff[6];
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LOG_DEBUG(Service_Y2R, "called image_size=0x%08X, transfer_unit=%hu, transfer_stride=%hu, "
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"src_process_handle=0x%08X", conversion.src_YUYV.image_size,
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conversion.src_YUYV.transfer_unit, conversion.src_YUYV.gap, src_process_handle);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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}
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@ -162,11 +206,11 @@ static void SetReceiving(Service::Interface* self) {
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conversion.dst.address = cmd_buff[1];
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conversion.dst.image_size = cmd_buff[2];
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conversion.dst.transfer_unit = cmd_buff[3];
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conversion.dst.stride = cmd_buff[4];
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conversion.dst.gap = cmd_buff[4];
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u32 dst_process_handle = cmd_buff[6];
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LOG_DEBUG(Service_Y2R, "called image_size=0x%08X, transfer_unit=%hu, transfer_stride=%hu, "
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"dst_process_handle=0x%08X", conversion.dst.image_size,
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conversion.dst.transfer_unit, conversion.dst.stride,
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conversion.dst.transfer_unit, conversion.dst.gap,
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dst_process_handle);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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@ -175,17 +219,42 @@ static void SetReceiving(Service::Interface* self) {
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static void SetInputLineWidth(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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conversion.params.input_line_width = cmd_buff[1];
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LOG_DEBUG(Service_Y2R, "input_line_width=%u", conversion.params.input_line_width);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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LOG_DEBUG(Service_Y2R, "called input_line_width=%u", cmd_buff[1]);
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cmd_buff[1] = conversion.SetInputLineWidth(cmd_buff[1]).raw;
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}
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static void SetInputLines(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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conversion.params.input_lines = cmd_buff[1];
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LOG_DEBUG(Service_Y2R, "input_line_number=%u", conversion.params.input_lines);
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LOG_DEBUG(Service_Y2R, "called input_line_number=%u", cmd_buff[1]);
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cmd_buff[1] = conversion.SetInputLines(cmd_buff[1]).raw;
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}
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static void SetCoefficient(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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const u16* coefficients = reinterpret_cast<const u16*>(&cmd_buff[1]);
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std::memcpy(conversion.coefficients.data(), coefficients, sizeof(CoefficientSet));
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LOG_DEBUG(Service_Y2R, "called coefficients=[%hX, %hX, %hX, %hX, %hX, %hX, %hX, %hX]",
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coefficients[0], coefficients[1], coefficients[2], coefficients[3],
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coefficients[4], coefficients[5], coefficients[6], coefficients[7]);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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}
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static void SetStandardCoefficient(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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LOG_DEBUG(Service_Y2R, "called standard_coefficient=%u", cmd_buff[1]);
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cmd_buff[1] = conversion.SetStandardCoefficient((StandardCoefficient)cmd_buff[1]).raw;
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}
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static void SetAlpha(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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conversion.alpha = cmd_buff[1];
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LOG_DEBUG(Service_Y2R, "called alpha=%hu", conversion.alpha);
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cmd_buff[1] = RESULT_SUCCESS.raw;
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}
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@ -193,89 +262,11 @@ static void SetInputLines(Service::Interface* self) {
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static void StartConversion(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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const ConversionParameters& params = conversion.params;
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HW::Y2R::PerformConversion(conversion);
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const u8* srcY_buffer = Memory::GetPointer(conversion.src_Y.address);
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u8* dst_buffer = Memory::GetPointer(conversion.dst.address);
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// TODO: support color and other kinds of conversions
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ASSERT(params.input_format == InputFormat::YUV422_Indiv8
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|| params.input_format == InputFormat::YUV420_Indiv8);
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ASSERT(params.output_format == OutputFormat::Rgb24);
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ASSERT(params.rotation == Rotation::None);
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const int bpp = 3;
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switch (params.block_alignment) {
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case BlockAlignment::Linear:
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{
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const size_t input_lines = params.input_lines;
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const size_t input_line_width = params.input_line_width;
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const size_t srcY_stride = conversion.src_Y.stride;
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const size_t dst_stride = conversion.dst.stride;
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size_t srcY_offset = 0;
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size_t dst_offset = 0;
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for (size_t line = 0; line < input_lines; ++line) {
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for (size_t i = 0; i < input_line_width; ++i) {
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u8 Y = srcY_buffer[srcY_offset];
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dst_buffer[dst_offset + 0] = Y;
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dst_buffer[dst_offset + 1] = Y;
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dst_buffer[dst_offset + 2] = Y;
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srcY_offset += 1;
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dst_offset += bpp;
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}
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srcY_offset += srcY_stride;
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dst_offset += dst_stride;
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}
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break;
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}
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case BlockAlignment::Block8x8:
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{
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const size_t input_lines = params.input_lines;
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const size_t input_line_width = params.input_line_width;
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const size_t srcY_stride = conversion.src_Y.stride;
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const size_t dst_transfer_unit = conversion.dst.transfer_unit;
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const size_t dst_stride = conversion.dst.stride;
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size_t srcY_offset = 0;
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size_t dst_tile_line_offs = 0;
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const size_t tile_size = 8 * 8 * bpp;
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for (size_t line = 0; line < input_lines;) {
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size_t max_line = line + 8;
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for (; line < max_line; ++line) {
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for (size_t x = 0; x < input_line_width; ++x) {
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size_t tile_x = x / 8;
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size_t dst_tile_offs = dst_tile_line_offs + tile_x * tile_size;
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size_t tile_i = VideoCore::MortonInterleave((u32)x, (u32)line);
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size_t dst_offset = dst_tile_offs + tile_i * bpp;
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u8 Y = srcY_buffer[srcY_offset];
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dst_buffer[dst_offset + 0] = Y;
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dst_buffer[dst_offset + 1] = Y;
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dst_buffer[dst_offset + 2] = Y;
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srcY_offset += 1;
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}
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srcY_offset += srcY_stride;
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}
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dst_tile_line_offs += dst_transfer_unit + dst_stride;
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}
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break;
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}
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}
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// dst_image_size would seem to be perfect for this, but it doesn't include the stride :(
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u32 total_output_size = params.input_lines *
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(conversion.dst.transfer_unit + conversion.dst.stride);
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// dst_image_size would seem to be perfect for this, but it doesn't include the gap :(
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u32 total_output_size = conversion.input_lines *
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(conversion.dst.transfer_unit + conversion.dst.gap);
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VideoCore::g_renderer->hw_rasterizer->NotifyFlush(
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Memory::VirtualToPhysicalAddress(conversion.dst.address), total_output_size);
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@ -285,6 +276,14 @@ static void StartConversion(Service::Interface* self) {
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cmd_buff[1] = RESULT_SUCCESS.raw;
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}
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static void StopConversion(Service::Interface* self) {
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u32* cmd_buff = Kernel::GetCommandBuffer();
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cmd_buff[0] = 0x00270040;
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cmd_buff[1] = RESULT_SUCCESS.raw;
|
||||
LOG_DEBUG(Service_Y2R, "called");
|
||||
}
|
||||
|
||||
/**
|
||||
* Y2R_U::IsBusyConversion service function
|
||||
* Outputs:
|
||||
|
|
@ -306,15 +305,31 @@ static void SetConversionParams(Service::Interface* self) {
|
|||
u32* cmd_buff = Kernel::GetCommandBuffer();
|
||||
|
||||
auto params = reinterpret_cast<const ConversionParameters*>(&cmd_buff[1]);
|
||||
conversion.params = *params;
|
||||
|
||||
cmd_buff[0] = 0x00290000; // TODO verify
|
||||
cmd_buff[1] = RESULT_SUCCESS.raw;
|
||||
LOG_DEBUG(Service_Y2R,
|
||||
"called input_format=%hhu output_format=%hhu rotation=%hhu block_alignment=%hhu "
|
||||
"input_line_width=%hX input_lines=%hu standard_coefficient=%hhu reserved=%hhu alpha=%hX",
|
||||
"input_line_width=%hu input_lines=%hu standard_coefficient=%hhu "
|
||||
"reserved=%hhu alpha=%hX",
|
||||
params->input_format, params->output_format, params->rotation, params->block_alignment,
|
||||
params->input_line_width, params->input_lines, params->standard_coefficient);
|
||||
params->input_line_width, params->input_lines, params->standard_coefficient,
|
||||
params->reserved, params->alpha);
|
||||
|
||||
ResultCode result = RESULT_SUCCESS;
|
||||
|
||||
conversion.input_format = params->input_format;
|
||||
conversion.output_format = params->output_format;
|
||||
conversion.rotation = params->rotation;
|
||||
conversion.block_alignment = params->block_alignment;
|
||||
result = conversion.SetInputLineWidth(params->input_line_width);
|
||||
if (result.IsError()) goto cleanup;
|
||||
result = conversion.SetInputLines(params->input_lines);
|
||||
if (result.IsError()) goto cleanup;
|
||||
result = conversion.SetStandardCoefficient(params->standard_coefficient);
|
||||
if (result.IsError()) goto cleanup;
|
||||
conversion.alpha = params->alpha;
|
||||
|
||||
cleanup:
|
||||
cmd_buff[0] = 0x00290040; // TODO verify
|
||||
cmd_buff[1] = result.raw;
|
||||
}
|
||||
|
||||
static void PingProcess(Service::Interface* self) {
|
||||
|
|
@ -325,28 +340,63 @@ static void PingProcess(Service::Interface* self) {
|
|||
LOG_WARNING(Service_Y2R, "(STUBBED) called");
|
||||
}
|
||||
|
||||
static void DriverInitialize(Service::Interface* self) {
|
||||
u32* cmd_buff = Kernel::GetCommandBuffer();
|
||||
|
||||
conversion.input_format = InputFormat::YUV422_Indiv8;
|
||||
conversion.output_format = OutputFormat::RGBA8;
|
||||
conversion.rotation = Rotation::None;
|
||||
conversion.block_alignment = BlockAlignment::Linear;
|
||||
conversion.coefficients.fill(0);
|
||||
conversion.SetInputLineWidth(1024);
|
||||
conversion.SetInputLines(1024);
|
||||
conversion.alpha = 0;
|
||||
|
||||
ConversionBuffer zero_buffer = {};
|
||||
conversion.src_Y = zero_buffer;
|
||||
conversion.src_U = zero_buffer;
|
||||
conversion.src_V = zero_buffer;
|
||||
conversion.dst = zero_buffer;
|
||||
|
||||
completion_event->Clear();
|
||||
|
||||
cmd_buff[0] = 0x002B0040;
|
||||
cmd_buff[1] = RESULT_SUCCESS.raw;
|
||||
LOG_DEBUG(Service_Y2R, "called");
|
||||
}
|
||||
|
||||
static void DriverFinalize(Service::Interface* self) {
|
||||
u32* cmd_buff = Kernel::GetCommandBuffer();
|
||||
|
||||
cmd_buff[0] = 0x002C0040;
|
||||
cmd_buff[1] = RESULT_SUCCESS.raw;
|
||||
LOG_DEBUG(Service_Y2R, "called");
|
||||
}
|
||||
|
||||
const Interface::FunctionInfo FunctionTable[] = {
|
||||
{0x00010040, SetInputFormat, "SetInputFormat"},
|
||||
{0x00030040, SetOutputFormat, "SetOutputFormat"},
|
||||
{0x00050040, SetRotation, "SetRotation"},
|
||||
{0x00070040, SetBlockAlignment, "SetBlockAlignment"},
|
||||
{0x000D0040, nullptr, "SetTransferEndInterrupt"},
|
||||
{0x000D0040, SetTransferEndInterrupt, "SetTransferEndInterrupt"},
|
||||
{0x000F0000, GetTransferEndEvent, "GetTransferEndEvent"},
|
||||
{0x00100102, SetSendingY, "SetSendingY"},
|
||||
{0x00110102, nullptr, "SetSendingU"},
|
||||
{0x00120102, nullptr, "SetSendingV"},
|
||||
{0x00110102, SetSendingU, "SetSendingU"},
|
||||
{0x00120102, SetSendingV, "SetSendingV"},
|
||||
{0x00130102, SetSendingYUYV, "SetSendingYUYV"},
|
||||
{0x00180102, SetReceiving, "SetReceiving"},
|
||||
{0x001A0040, SetInputLineWidth, "SetInputLineWidth"},
|
||||
{0x001C0040, SetInputLines, "SetInputLines"},
|
||||
{0x00200040, nullptr, "SetStandardCoefficient"},
|
||||
{0x00220040, nullptr, "SetAlpha"},
|
||||
{0x001E0100, SetCoefficient, "SetCoefficient"},
|
||||
{0x00200040, SetStandardCoefficient, "SetStandardCoefficient"},
|
||||
{0x00220040, SetAlpha, "SetAlpha"},
|
||||
{0x00260000, StartConversion, "StartConversion"},
|
||||
{0x00270000, nullptr, "StopConversion"},
|
||||
{0x00270000, StopConversion, "StopConversion"},
|
||||
{0x00280000, IsBusyConversion, "IsBusyConversion"},
|
||||
{0x002901C0, SetConversionParams, "SetConversionParams"},
|
||||
{0x002A0000, PingProcess, "PingProcess"},
|
||||
{0x002B0000, nullptr, "DriverInitialize"},
|
||||
{0x002C0000, nullptr, "DriverFinalize"},
|
||||
{0x002B0000, DriverInitialize, "DriverInitialize"},
|
||||
{0x002C0000, DriverFinalize, "DriverFinalize"},
|
||||
};
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
|
|
|
|||
|
|
@ -4,6 +4,10 @@
|
|||
|
||||
#pragma once
|
||||
|
||||
#include <array>
|
||||
|
||||
#include "common/common_types.h"
|
||||
|
||||
#include "core/hle/service/service.h"
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
|
|
@ -11,6 +15,98 @@
|
|||
|
||||
namespace Y2R_U {
|
||||
|
||||
enum class InputFormat : u8 {
|
||||
/// 8-bit input, with YUV components in separate planes and 4:2:2 subsampling.
|
||||
YUV422_Indiv8 = 0,
|
||||
/// 8-bit input, with YUV components in separate planes and 4:2:0 subsampling.
|
||||
YUV420_Indiv8 = 1,
|
||||
|
||||
/// 16-bit input (only LSB used), with YUV components in separate planes and 4:2:2 subsampling.
|
||||
YUV422_Indiv16 = 2,
|
||||
/// 16-bit input (only LSB used), with YUV components in separate planes and 4:2:0 subsampling.
|
||||
YUV420_Indiv16 = 3,
|
||||
|
||||
/// 8-bit input, with a single interleaved stream in YUYV format and 4:2:2 subsampling.
|
||||
YUYV422_Interleaved = 4,
|
||||
};
|
||||
|
||||
enum class OutputFormat : u8 {
|
||||
RGBA8 = 0,
|
||||
RGB8 = 1,
|
||||
RGB5A1 = 2,
|
||||
RGB565 = 3,
|
||||
};
|
||||
|
||||
enum class Rotation : u8 {
|
||||
None = 0,
|
||||
Clockwise_90 = 1,
|
||||
Clockwise_180 = 2,
|
||||
Clockwise_270 = 3,
|
||||
};
|
||||
|
||||
enum class BlockAlignment : u8 {
|
||||
/// Image is output in linear format suitable for use as a framebuffer.
|
||||
Linear = 0,
|
||||
/// Image is output in tiled PICA format, suitable for use as a texture.
|
||||
Block8x8 = 1,
|
||||
};
|
||||
|
||||
enum class StandardCoefficient : u8 {
|
||||
/// ITU Rec. BT.601 primaries, with PC ranges.
|
||||
ITU_Rec601 = 0,
|
||||
/// ITU Rec. BT.709 primaries, with PC ranges.
|
||||
ITU_Rec709 = 1,
|
||||
/// ITU Rec. BT.601 primaries, with TV ranges.
|
||||
ITU_Rec601_Scaling = 2,
|
||||
/// ITU Rec. BT.709 primaries, with TV ranges.
|
||||
ITU_Rec709_Scaling = 3,
|
||||
};
|
||||
|
||||
/**
|
||||
* A set of coefficients configuring the RGB to YUV conversion. Coefficients 0-4 are unsigned 2.8
|
||||
* fixed pointer numbers representing entries on the conversion matrix, while coefficient 5-7 are
|
||||
* signed 11.5 fixed point numbers added as offsets to the RGB result.
|
||||
*
|
||||
* The overall conversion process formula is:
|
||||
* ```
|
||||
* R = trunc((c_0 * Y + c_1 * V) + c_5 + 0.75)
|
||||
* G = trunc((c_0 * Y - c_3 * U - c_2 * V) + c_6 + 0.75)
|
||||
* B = trunc((c_0 * Y + c_4 * U ) + c_7 + 0.75)
|
||||
* ```
|
||||
*/
|
||||
using CoefficientSet = std::array<s16, 8>;
|
||||
|
||||
struct ConversionBuffer {
|
||||
/// Current reading/writing address of this buffer.
|
||||
VAddr address;
|
||||
/// Remaining amount of bytes to be DMAed, does not include the inter-trasfer gap.
|
||||
u32 image_size;
|
||||
/// Size of a single DMA transfer.
|
||||
u16 transfer_unit;
|
||||
/// Amount of bytes to be skipped between copying each `transfer_unit` bytes.
|
||||
u16 gap;
|
||||
};
|
||||
|
||||
struct ConversionConfiguration {
|
||||
InputFormat input_format;
|
||||
OutputFormat output_format;
|
||||
Rotation rotation;
|
||||
BlockAlignment block_alignment;
|
||||
u16 input_line_width;
|
||||
u16 input_lines;
|
||||
CoefficientSet coefficients;
|
||||
u16 alpha;
|
||||
|
||||
/// Input parameters for the Y (luma) plane
|
||||
ConversionBuffer src_Y, src_U, src_V, src_YUYV;
|
||||
/// Output parameters for the conversion results
|
||||
ConversionBuffer dst;
|
||||
|
||||
ResultCode SetInputLineWidth(u16 width);
|
||||
ResultCode SetInputLines(u16 lines);
|
||||
ResultCode SetStandardCoefficient(StandardCoefficient standard_coefficient);
|
||||
};
|
||||
|
||||
class Interface : public Service::Interface {
|
||||
public:
|
||||
Interface();
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue