dirac_instr::DrawMotionArrows Class Reference

Class to carry out the overlay of motion vectors represented by arrows.

#include <motion_arrows.h>

Inheritance diagram for dirac_instr::DrawMotionArrows:

Collaboration diagram for dirac_instr::DrawMotionArrows:

List of all members.

Public Member Functions

• DrawMotionArrows (Picture &, DrawPictureMotionParams &, const MvArray &, int)

  Constructor.
  

• ~DrawMotionArrows ()

  Destructor.
  

• void DrawBlock (int, int)

  Manages drawing of motion vector arrows.
  

• void DrawLegend ()

  Does nothing, no legend for overlay.
  

Protected Member Functions

• void DrawArrow (int, int, int, int)

  Draws a single 16 x 16 pixel arrow.
  

Protected Attributes

• int m_mv_scale

  Temporal motion vector scaling.
  

• int m_blocks_per_arrow_y

  Number of blocks per arrow.
  

• int m_blocks_per_arrow_x
• const MvArray & m_mv

  Reference to motion vector data for particular reference.
  

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Constructor & Destructor Documentation

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

dirac_instr::DrawMotionArrows::~DrawMotionArrows

(

)

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Member Function Documentation

void dirac_instr::DrawMotionArrows::DrawArrow	(	int	,
		int	,
		int	,
		int
	)		[protected]

void dirac_instr::DrawMotionArrows::DrawBlock	(	int	,
		int
	)		[virtual]

Implements dirac_instr::DrawOverlay.

Reimplemented in dirac_instr::DrawMotionColourArrows.

void dirac_instr::DrawMotionArrows::DrawLegend

(

)

[virtual]

Implements dirac_instr::DrawOverlay.

Reimplemented in dirac_instr::DrawMotionColourArrows.

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Member Data Documentation

int dirac_instr::DrawMotionArrows::m_blocks_per_arrow_x [protected]

int dirac_instr::DrawMotionArrows::m_blocks_per_arrow_y [protected]

const MvArray& dirac_instr::DrawMotionArrows::m_mv [protected]

int dirac_instr::DrawMotionArrows::m_mv_scale [protected]

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

• motion_arrows.h