Definitions for handling video ram. More...

#include <cmath>
#include <d3dcompiler.h>
#include <DirectXMath.h>
#include <libavcodec/avcodec.h>
#include <libavutil/hwcontext_d3d11va.h>
#include <AMF/core/Factory.h>
#include <boost/algorithm/string/predicate.hpp>
#include "display.h"
#include "misc.h"
#include "src/config.h"
#include "src/logging.h"
#include "src/nvenc/nvenc_config.h"
#include "src/nvenc/nvenc_d3d11_native.h"
#include "src/nvenc/nvenc_d3d11_on_cuda.h"
#include "src/nvenc/nvenc_utils.h"
#include "src/video.h"
#include "utf_utils.h"

Include dependency graph for display_vram.cpp:

Classes
class	platf::dxgi::d3d_avcodec_encode_device_t
	D3D11 encode device that exposes captured textures to FFmpeg AVCodec. More...

class	platf::dxgi::d3d_base_encode_device
	Shared D3D11 conversion resources for AVCodec and NVENC encode devices. More...

class	platf::dxgi::d3d_nvenc_encode_device_t
	D3D11 encode device that exposes captured textures to NVENC. More...

struct	platf::dxgi::d3d_base_encode_device::encoder_img_ctx_t
	D3D texture and format information for encoder input. More...

struct	platf::dxgi::img_d3d_t
	D3D-backed captured image and duplication metadata. More...

struct	platf::dxgi::texture_lock_helper
	Keyed-mutex guard used while sharing a D3D texture. More...

Macros
#define	SUNSHINE_SHADERS_DIR SUNSHINE_ASSETS_DIR "/shaders/directx"
	Macro for SUNSHINE SHADERS DIR.

Typedefs
using	frame_t = util::safe_ptr<AVFrame, free_frame>
	FFmpeg hardware frame pointer released with `av_frame_free`.

Functions
blob_t	platf::dxgi::compile_pixel_shader (LPCSTR file)
	Compile an HLSL pixel shader from source text.

blob_t	platf::dxgi::compile_shader (LPCSTR file, LPCSTR entrypoint, LPCSTR shader_model)
	Compile an HLSL shader from source text.

blob_t	platf::dxgi::compile_vertex_shader (LPCSTR file)
	Compile an HLSL vertex shader from source text.

int	platf::dxgi::init ()
	Initialize the Windows audio-control backend.

blend_t	platf::dxgi::make_blend (device_t::pointer device, bool enable, bool invert)
	Create a blend object or message.

template<class T >
buf_t	platf::dxgi::make_buffer (device_t::pointer device, const T &t)
	Create a buffer object or message.

util::buffer_t< std::uint8_t >	platf::dxgi::make_cursor_alpha_image (const util::buffer_t< std::uint8_t > &img_data, DXGI_OUTDUPL_POINTER_SHAPE_INFO shape_info)
	Create cursor alpha image.

util::buffer_t< std::uint8_t >	platf::dxgi::make_cursor_xor_image (const util::buffer_t< std::uint8_t > &img_data, DXGI_OUTDUPL_POINTER_SHAPE_INFO shape_info)
	Create cursor xor image.

bool	platf::dxgi::set_cursor_texture (device_t::pointer device, gpu_cursor_t &cursor, util::buffer_t< std::uint8_t > &&cursor_img, DXGI_OUTDUPL_POINTER_SHAPE_INFO &shape_info)
	Set cursor texture.

Variables
blob_t	platf::dxgi::convert_yuv420_packed_uv_type0_ps_hlsl
	Convert yuv420 packed uv type0 ps hlsl.

blob_t	platf::dxgi::convert_yuv420_packed_uv_type0_ps_linear_hlsl
	Convert yuv420 packed uv type0 ps linear hlsl.

blob_t	platf::dxgi::convert_yuv420_packed_uv_type0_ps_perceptual_quantizer_hlsl
	Convert yuv420 packed uv type0 ps perceptual quantizer hlsl.

blob_t	platf::dxgi::convert_yuv420_packed_uv_type0_vs_hlsl
	Convert yuv420 packed uv type0 vs hlsl.

blob_t	platf::dxgi::convert_yuv420_packed_uv_type0s_ps_hlsl
	Convert yuv420 packed uv type0s ps hlsl.

blob_t	platf::dxgi::convert_yuv420_packed_uv_type0s_ps_linear_hlsl
	Convert yuv420 packed uv type0s ps linear hlsl.

blob_t	platf::dxgi::convert_yuv420_packed_uv_type0s_ps_perceptual_quantizer_hlsl
	Convert yuv420 packed uv type0s ps perceptual quantizer hlsl.

blob_t	platf::dxgi::convert_yuv420_packed_uv_type0s_vs_hlsl
	Convert yuv420 packed uv type0s vs hlsl.

blob_t	platf::dxgi::convert_yuv420_planar_y_ps_hlsl
	Convert yuv420 planar y ps hlsl.

blob_t	platf::dxgi::convert_yuv420_planar_y_ps_linear_hlsl
	Convert yuv420 planar y ps linear hlsl.

blob_t	platf::dxgi::convert_yuv420_planar_y_ps_perceptual_quantizer_hlsl
	Convert yuv420 planar y ps perceptual quantizer hlsl.

blob_t	platf::dxgi::convert_yuv420_planar_y_vs_hlsl
	Convert yuv420 planar y vs hlsl.

blob_t	platf::dxgi::convert_yuv444_packed_ayuv_ps_hlsl
	Convert YUV444 packed ayuv ps hlsl.

blob_t	platf::dxgi::convert_yuv444_packed_ayuv_ps_linear_hlsl
	Convert YUV444 packed ayuv ps linear hlsl.

blob_t	platf::dxgi::convert_yuv444_packed_vs_hlsl
	Convert YUV444 packed vs hlsl.

blob_t	platf::dxgi::convert_yuv444_packed_y410_ps_hlsl
	Convert YUV444 packed y410 ps hlsl.

blob_t	platf::dxgi::convert_yuv444_packed_y410_ps_linear_hlsl
	Convert YUV444 packed y410 ps linear hlsl.

blob_t	platf::dxgi::convert_yuv444_packed_y410_ps_perceptual_quantizer_hlsl
	Convert YUV444 packed y410 ps perceptual quantizer hlsl.

blob_t	platf::dxgi::convert_yuv444_planar_ps_hlsl
	Convert YUV444 planar ps hlsl.

blob_t	platf::dxgi::convert_yuv444_planar_ps_linear_hlsl
	Convert YUV444 planar ps linear hlsl.

blob_t	platf::dxgi::convert_yuv444_planar_ps_perceptual_quantizer_hlsl
	Convert YUV444 planar ps perceptual quantizer hlsl.

blob_t	platf::dxgi::convert_yuv444_planar_vs_hlsl
	Convert YUV444 planar vs hlsl.

blob_t	platf::dxgi::cursor_ps_hlsl
	Cursor ps hlsl.

blob_t	platf::dxgi::cursor_ps_normalize_white_hlsl
	Cursor ps normalize white hlsl.

blob_t	platf::dxgi::cursor_vs_hlsl
	Cursor vs hlsl.

Detailed Description

Definitions for handling video ram.

Function Documentation

◆ compile_pixel_shader()

blob_t platf::dxgi::compile_pixel_shader ( LPCSTR file )

Compile an HLSL pixel shader from source text.

Parameters

file	Optional stdio file handle connected to the child process.

Returns: Compiled pixel shader object, or an empty handle when compilation fails.

◆ compile_shader()

blob_t platf::dxgi::compile_shader	(	LPCSTR	file,
		LPCSTR	entrypoint,
		LPCSTR	shader_model )

Compile an HLSL shader from source text.

Parameters

file	Optional stdio file handle connected to the child process.
entrypoint	Function entry point to resolve from the library.
shader_model	Shader model.

Returns: Compiled shader blob, or an empty blob when compilation fails.

◆ compile_vertex_shader()

blob_t platf::dxgi::compile_vertex_shader ( LPCSTR file )

Compile an HLSL vertex shader from source text.

Parameters

file	Optional stdio file handle connected to the child process.

Returns: Compiled vertex shader object, or an empty handle when compilation fails.

◆ init()

int platf::dxgi::init ( )

Initialize the Windows audio-control backend.

Initialize global D3D11 desktop duplication support.

Returns: 0 on success; nonzero or negative platform status on failure.

◆ make_blend()

blend_t platf::dxgi::make_blend	(	device_t::pointer	device,
		bool	enable,
		bool	invert )

Create a blend object or message.

Parameters

device	D3D, audio, or platform device used by the operation.
enable	Whether the blend state should enable blending.
invert	Whether the blend state should invert the color channels.

Returns: Constructed blend object.

◆ make_buffer()

template<class T >

buf_t platf::dxgi::make_buffer	(	device_t::pointer	device,
		const T &	t )

Create a buffer object or message.

Parameters

device	D3D, audio, or platform device used by the operation.
t	Initial value used to populate the GPU buffer.

Returns: Constructed buffer object.

◆ make_cursor_alpha_image()

util::buffer_t< std::uint8_t > platf::dxgi::make_cursor_alpha_image	(	const util::buffer_t< std::uint8_t > &	img_data,
		DXGI_OUTDUPL_POINTER_SHAPE_INFO	shape_info )

Create cursor alpha image.

Parameters

img_data	Raw pointer-shape bytes returned by DXGI.
shape_info	DXGI metadata describing the pointer shape.

Returns: Constructed cursor alpha image object.

◆ make_cursor_xor_image()

util::buffer_t< std::uint8_t > platf::dxgi::make_cursor_xor_image	(	const util::buffer_t< std::uint8_t > &	img_data,
		DXGI_OUTDUPL_POINTER_SHAPE_INFO	shape_info )

Create cursor xor image.

Parameters

img_data	Raw pointer-shape bytes returned by DXGI.
shape_info	DXGI metadata describing the pointer shape.

Returns: Constructed cursor xor image object.

◆ set_cursor_texture()

bool platf::dxgi::set_cursor_texture	(	device_t::pointer	device,
		gpu_cursor_t &	cursor,
		util::buffer_t< std::uint8_t > &&	cursor_img,
		DXGI_OUTDUPL_POINTER_SHAPE_INFO &	shape_info )

Set cursor texture.

Parameters

device	D3D, audio, or platform device used by the operation.
cursor	Cursor image or visibility state to composite.
cursor_img	Cursor img.
shape_info	Shape info.

Returns: True when the cursor image is uploaded to the D3D texture.

Classes

Macros

Typedefs

Functions

Variables

Detailed Description

Function Documentation

◆ compile_pixel_shader()

◆ compile_shader()

◆ compile_vertex_shader()

◆ init()

◆ make_blend()

◆ make_buffer()

◆ make_cursor_alpha_image()

◆ make_cursor_xor_image()

◆ set_cursor_texture()