RAII wrapper for DRM framebuffer metadata and GEM handles. More...

Public Member Functions
	wrapper_fb (uint32_t card_fd, drmModeFB *fb)
	Wrap legacy DRM framebuffer metadata.

	wrapper_fb (uint32_t card_fd, drmModeFB2 *fb2)
	Wrap DRM framebuffer metadata with per-plane modifiers.

Public Attributes
uint32_t	card_fd
	DRM card file descriptor that owns the framebuffer ID.

drmModeFB *	fb = nullptr
	Legacy DRM framebuffer metadata when modifier data is unavailable.

drmModeFB2 *	fb2 = nullptr
	DRM framebuffer metadata with modifier support.

uint32_t	fb_id
	DRM framebuffer ID being captured.

uint32_t	handles [4]
	GEM handles for each framebuffer plane.

uint32_t	height
	Framebuffer height in pixels.

uint64_t	modifier
	DRM format modifier describing framebuffer memory layout.

uint32_t	offsets [4]
	Byte offset to the first pixel for each framebuffer plane.

uint32_t	pitches [4]
	Row stride in bytes for each framebuffer plane.

uint32_t	pixel_format
	DRM fourcc pixel format for the framebuffer.

uint32_t	width
	Framebuffer width in pixels.

Detailed Description

RAII wrapper for DRM framebuffer metadata and GEM handles.

Constructor & Destructor Documentation

platf::kms::wrapper_fb::wrapper_fb	(	uint32_t	card_fd,
		drmModeFB *	fb )

inline

Wrap legacy DRM framebuffer metadata.

Parameters

card_fd	DRM card file descriptor used to close GEM handles.
fb	Legacy framebuffer metadata returned by drmModeGetFB.

platf::kms::wrapper_fb::wrapper_fb	(	uint32_t	card_fd,
		drmModeFB2 *	fb2 )

inline

Wrap DRM framebuffer metadata with per-plane modifiers.

Parameters

card_fd	DRM card file descriptor used to close GEM handles.
fb2	Framebuffer metadata returned by drmModeGetFB2.

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