Dirac - A Video Codec

Created by the British Broadcasting Corporation.


dirac_instr::DrawMotionColour Class Reference

Class to carry out overlay of motion vectors using colour.

#include <motion_colour.h>

Inheritance diagram for dirac_instr::DrawMotionColour:
Collaboration diagram for dirac_instr::DrawMotionColour:

Public Member Functions

 DrawMotionColour (Picture &, DrawPictureMotionParams &, const MvArray &, int, int)
 Constructor.
 ~DrawMotionColour ()
 Destructor.
void DrawBlock (int, int)
 Colours a particular motion vector block appropriately.
void DrawLegend ()
 Draws colour wheel legend.
Public Member Functions inherited from dirac_instr::DrawOverlay
 DrawOverlay (Picture &, DrawPictureMotionParams &)
 Constructor.
virtual ~DrawOverlay ()
 Destructor.
void DrawReferenceNumbers (int, int)
 Draws picture numbers for both references.
void DrawReferenceNumber (int, int)
 Draws picture number for chosen reference.
void DrawPictureNumber (int)
 Draws current picture number.
void DrawCharacter (const PicArray &, int, int)
 Draws a character / number / symbol.
const OverlaySymbolsSymbols () const
 Returns reference to symbols object.

Private Attributes

int m_mv_scale
 Temporal motion vector scaling.
int m_mv_clip
 Maximum motion vector size represented.
const MvArraym_mv
 Reference to motion vector data for particular reference.

Additional Inherited Members

Protected Member Functions inherited from dirac_instr::DrawOverlay
void GetPowerUV (int, int &, int &)
 Calculates U and V for particular value normalised to 1000.
void DrawPowerBar (int, int)
 Draws power bar legend with given limits.
void DrawValue (int, int, int)
 Draws value.
void DrawMvBlockUV (int, int, int, int)
 Colours motion vector block referenced by motion vector.
void DrawBlockUV (int, int, int, int)
 Colours an 8x8 block referenced by TL chroma pixel.
Protected Attributes inherited from dirac_instr::DrawOverlay
Picturem_picture
 Picture data.
DrawPictureMotionParamsm_draw_params
 Block parameters and chroma scaling.
OverlaySymbols m_symbols
 Symbols.

Constructor & Destructor Documentation

◆ DrawMotionColour()

dirac_instr::DrawMotionColour::DrawMotionColour ( Picture & ,
DrawPictureMotionParams & ,
const MvArray & ,
int ,
int  )

◆ ~DrawMotionColour()

dirac_instr::DrawMotionColour::~DrawMotionColour ( )

Member Function Documentation

◆ DrawBlock()

void dirac_instr::DrawMotionColour::DrawBlock ( int ,
int  )
virtual

◆ DrawLegend()

void dirac_instr::DrawMotionColour::DrawLegend ( )
virtual

Member Data Documentation

◆ m_mv

const MvArray& dirac_instr::DrawMotionColour::m_mv
private

◆ m_mv_clip

int dirac_instr::DrawMotionColour::m_mv_clip
private

◆ m_mv_scale

int dirac_instr::DrawMotionColour::m_mv_scale
private

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

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