# Dirac - A Video Codec

Created by the British Broadcasting Corporation.

# dirac_instr::OverlayParams Class Reference

Class holding instrumentation overlay information.

`#include <overlay.h>`

List of all members.

## Public Member Functions

- const OverlayOption Option () const
    Get functions.
- const int Reference () const
    Returns which reference is to be used.
- const int Background () const
    Returns true if input frame background is used, false if grey.
- const int Legend () const
    Returns true if colour legend is displayed.
- const int MvClip () const
    Returns clip value for motion vectors.
- const int SADClip () const
    Returns clip value for sad.
- void SetOption (OverlayOption o)
    Set functions.
- void SetReference (int r)
    Set which reference frame is to be used.
- void SetBackground (bool b)
    Set whether input frame or grey is used as background.
- void SetLegend (bool l)
    Set display of colour legend.
- void SetMvClip (int c)
    Set clip for motion vectors.
- void SetSADClip (int c)
    Set clip for sad.

## Private Attributes

- OverlayOption m_option
    Instrumentation command line option.
- int m_ref
    Reference frame.
- bool m_bg
    Background - original luma or mid-grey.
- bool m_legend
    Instrumentation legend off.
- int m_mv_clip
    Motion vector clip value.
- int m_sad_clip
    SAD clip value.

## Member Function Documentation

const OverlayOption dirac_instr::OverlayParams::Option | ( |  | ) | const`[inline]`

.. Returns instrumentation command line option

References m_option.

const int dirac_instr::OverlayParams::Reference | ( |  | ) | const`[inline]`

References m_ref.

const int dirac_instr::OverlayParams::Background | ( |  | ) | const`[inline]`

References m_bg.

const int dirac_instr::OverlayParams::Legend | ( |  | ) | const`[inline]`

References m_legend.

const int dirac_instr::OverlayParams::MvClip | ( |  | ) | const`[inline]`

References m_mv_clip.

const int dirac_instr::OverlayParams::SADClip | ( |  | ) | const`[inline]`

References m_sad_clip.

void dirac_instr::OverlayParams::SetOption | ( | OverlayOption | o | ) | `[inline]`

.. Set type of instrumentation

References m_option.

void dirac_instr::OverlayParams::SetReference | ( | int | r | ) | `[inline]`

References m_ref.

void dirac_instr::OverlayParams::SetBackground | ( | bool | b | ) | `[inline]`

References m_bg.

void dirac_instr::OverlayParams::SetLegend | ( | bool | l | ) | `[inline]`

References m_legend.

void dirac_instr::OverlayParams::SetMvClip | ( | int | c | ) | `[inline]`

References m_mv_clip.

void dirac_instr::OverlayParams::SetSADClip | ( | int | c | ) | `[inline]`

References m_sad_clip.

## Member Data Documentation

OverlayOption dirac_instr::OverlayParams::m_option`[private]`

Referenced by Option(), and SetOption().

int dirac_instr::OverlayParams::m_ref`[private]`

Referenced by Reference(), and SetReference().

bool dirac_instr::OverlayParams::m_bg`[private]`

Referenced by Background(), and SetBackground().

bool dirac_instr::OverlayParams::m_legend`[private]`

Referenced by Legend(), and SetLegend().

int dirac_instr::OverlayParams::m_mv_clip`[private]`

Referenced by MvClip(), and SetMvClip().

int dirac_instr::OverlayParams::m_sad_clip`[private]`

Referenced by SADClip(), and SetSADClip().

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

- overlay.h

© 2004 British Broadcasting Corporation. Dirac code licensed under the Mozilla Public License (MPL) Version 1.1.
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