mediax::fb::DisplayManager Class Reference

The display manager class. More...

#include <display_manager_fb.h>

Inheritance diagram for mediax::fb::DisplayManager:

Collaboration diagram for mediax::fb::DisplayManager:

Public Member Functions
	DisplayManager ()=default
	Construct a new Display Manager object.
	~DisplayManager ()
	Destroy the Display Manager object.
	DisplayManager (const DisplayManager &)=delete
	Construct a new Display Manager object (deleted)
DisplayManager &	operator= (const DisplayManager &)=delete
	Delete the copy operator.
Status	Initalise () override
	Initalise the display manager.
void	Run () override
	Run the main loop if these is one.
Resolution	GetResolution () override
	Get the Resolution attribute.
int	GetBytesPerPixel () final
	Get the Bits Per Pixel object.
mediax::rtp::ColourspaceType	GetColourspace () final
	Get the Colourspace object.
Status	DisplayBuffer (uint8_t *frame_buffer, Resolution resolution, std::string text) override
	Buffer must be in the format RGBA.
void	Flush () override
	Flush the framebuffer /dev/fb0.
Public Member Functions inherited from mediax::DisplayManagerBase
	DisplayManagerBase (std::string name="")
	Construct a new Display Manager object.
virtual	~DisplayManagerBase ()=default
	Destroy the Display Manager object.
virtual void	Stop ()
	Stop the main loop if there is one.
void	SetResolution (Resolution resolution)
	Set the Resolution object.
std::string	GetName ()
	Get the Name object.
Status	Rescale (uint8_t *frame_buffer, void *display_buffer, Resolution resolution, int height, int width)
	Rescale the video if needed.
virtual void	ToggleFullscreen ()
	Toggle Fullscreen object.

Private Attributes
std::string	fb_name_ = "/dev/fb0"
	Frame buffer device name.
void *	frame_buffer_
	Frame buffer device.
struct fb_fix_screeninfo	fix_info_
	Frame buffer device.
struct fb_var_screeninfo	var_info_
	Frame buffer info.
int32_t	frame_buffer_frame_device_
	Frame buffer device handle.
bool	initaliased_ = false
	Initalized flag.

Additional Inherited Members
Data Fields inherited from mediax::DisplayManagerBase
Resolution	last_requested_resolution_ = {0, 0, 0}
	Last requested resolution.
std::vector< uint8_t >	scaled_frame_buffer_
	Scaled frame buffer for resolutions that do not match the display.
std::string	name_
	The name of the display, can be used in the window title if windowing is supported.

Detailed Description

The display manager class.

Member Function Documentation

DisplayBuffer()

Status mediax::fb::DisplayManager::DisplayBuffer ( uint8_t *  frame_buffer, Resolution  resolution, std::string  text  )

overridevirtual

Buffer must be in the format RGBA.

Parameters

frame_buffer	the frame buffer to display
resolution	the resolution of the frame buffer
text	The text to display

Returns

Status

Implements mediax::DisplayManagerBase.

Flush()

void mediax::fb::DisplayManager::Flush ( )

overridevirtual

Flush the framebuffer /dev/fb0.

Implements mediax::DisplayManagerBase.

GetBytesPerPixel()

int mediax::fb::DisplayManager::GetBytesPerPixel ( )

inlinefinalvirtual

Get the Bits Per Pixel object.

Returns

int Always return for for RGB24

Implements mediax::DisplayManagerBase.

GetColourspace()

mediax::rtp::ColourspaceType mediax::fb::DisplayManager::GetColourspace ( )

inlinefinalvirtual

Get the Colourspace object.

Returns

mediax::rtp::ColourspaceType

Reimplemented from mediax::DisplayManagerBase.

GetResolution()

Resolution mediax::fb::DisplayManager::GetResolution ( )

overridevirtual

Get the Resolution attribute.

Returns

Resolution

Implements mediax::DisplayManagerBase.

Initalise()

Status mediax::fb::DisplayManager::Initalise ( )

overridevirtual

Initalise the display manager.

Returns

StatusDisplayManager

Implements mediax::DisplayManagerBase.

operator=()

DisplayManager & mediax::fb::DisplayManager::operator= ( const DisplayManager &  )

delete

Delete the copy operator.

Returns

DisplayManager&

Run()

void mediax::fb::DisplayManager::Run ( )

inlineoverridevirtual

Run the main loop if these is one.

Implements mediax::DisplayManagerBase.

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

• src/renderer/display_manager_fb.h
• src/renderer/display_manager_fb.cc