CUDA encode device path that keeps converted frames in GPU memory. More...

Inheritance diagram for cuda::cuda_vram_t:

Collaboration diagram for cuda::cuda_vram_t:

Public Member Functions
int	convert (platf::img_t &img) override
	Convert a captured frame through CUDA into GPU encoder input.
Public Member Functions inherited from cuda::cuda_t
void	apply_colorspace () override
	Apply the configured colorspace metadata to the active frame.
int	init (int in_width, int in_height)
	Initialize the CUDA device context used for frame conversion.
int	set_frame (AVFrame new_frame, AVBufferRef hw_frames_ctx) override
	Attach frame resources used by the next conversion or encode operation.
cudaTextureObject_t	tex_obj (const tex_t &tex) const
	Select the CUDA texture object for the configured filtering mode.
Public Member Functions inherited from platf::avcodec_encode_device_t
virtual void	init_codec_options (AVCodecContext ctx, AVDictionary *options)
	Provides a hook for allow platform-specific code to adjust codec options.
virtual void	init_hwframes (AVHWFramesContext *frames)
	Initialize the hwframes context.
virtual int	prepare_to_derive_context (int hw_device_type)
	Prepare to derive a context.

Additional Inherited Members
Public Types inherited from platf::avcodec_encode_device_t
using	init_hw_device_fn_t = int ()(avcodec_encode_device_t encode_device, AVBufferRef **hw_device_buf)
	Callback signature for backend-specific FFmpeg hardware device initialization.
Public Attributes inherited from cuda::cuda_t
int	height
	Frame or display height in pixels.
frame_t	hwframe
	FFmpeg hardware frame backed by CUDA resources.
bool	is_yuv444
	Whether the CUDA converter outputs YUV 4:4:4.
bool	linear_interpolation
	Whether the CUDA converter uses linear interpolation.
stream_t	stream
	CUDA stream used for asynchronous conversion work.
sws_t	sws
	Software scaler used for CUDA frame conversion fallback paths.
int	width
	Frame or display width in pixels.
Public Attributes inherited from platf::avcodec_encode_device_t
ID3D11Device *	d3d11_device = nullptr
	Native D3D11 device borrowed while the encode device is alive.
AVFrame *	frame {}
	FFmpeg frame currently owned by the encode device.
bool	hardware = false
	Whether this device supplies hardware frames instead of software conversion.
init_hw_device_fn_t	init_hw_device = nullptr
	Optional backend-specific hardware device initializer.
Public Attributes inherited from platf::encode_device_t
video::sunshine_colorspace_t	colorspace
	Colorspace metadata expected by the encoder.

Detailed Description

CUDA encode device path that keeps converted frames in GPU memory.

Member Function Documentation

int cuda::cuda_vram_t::convert ( platf::img_t & img )

inlineoverridevirtual

Convert a captured frame through CUDA into GPU encoder input.

Parameters

img	Image or frame object to read from or populate.

The documentation for this class was generated from the following file:

Sunshine 0.0.5917 Self-hosted game stream host for Moonlight.