# Dirac - A Video Codec

Created by the British Broadcasting Corporation.

motion_colour.h
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3* $Id: motion_colour.h,v 1.3 2008/01/31 11:25:20 tjdwave Exp $ $Name: Dirac_1_0_2 $
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37
38#ifndef _MOTION_COLOUR_H_
39#define _MOTION_COLOUR_H_
40
41#include <util/instrumentation/libdirac_instrument/draw_overlay.h>
42
43 namespace dirac_instr
44{
46 /*
47 Sub-class of DrawOverlay.
48 Represents motion vectors as colour: direction by colour, size by
49 intensity
50 Full deflection given as command-line option (-clip n)
51 */
52 class DrawMotionColour : public DrawOverlay
53 {
54 public :
56 /*
57 Calls DrawOverlay constructor
58 */
59 DrawMotionColour(Picture &, DrawPictureMotionParams &, const MvArray &, int, int);
61 ~DrawMotionColour();
62
64 // //
65 // Assumes default copy constructor and assignment = //
66 // //
68
70 void DrawBlock(int, int);
72 void DrawLegend();
73 private :
75 int m_mv_scale;
77 int m_mv_clip;
79 const MvArray & m_mv;
80 };
81
82} // namespace dirac_instr
83
84#endif
draw_overlay.h
dirac::MvArray
TwoDArray< MVector > MvArray
MvArray is a two-D array of MVectors.
Definition: motion.h:186
dirac_instr
Definition: draw_overlay.h:51
dirac::Picture
A class for encapsulating all the data relating to a picture.
Definition: picture.h:52
dirac_instr::DrawPictureMotionParams
Class encapsulating parameters for drawing the picture.
Definition: draw_overlay.h:56
dirac_instr::DrawOverlay
Base class for block overlay objects.
Definition: draw_overlay.h:135
dirac_instr::DrawMotionColour
Class to carry out overlay of motion vectors using colour.
Definition: motion_colour.h:53
dirac_instr::DrawMotionColour::m_mv_clip
int m_mv_clip
Maximum motion vector size represented.
Definition: motion_colour.h:77
dirac_instr::DrawMotionColour::DrawLegend
void DrawLegend()
Draws colour wheel legend.
dirac_instr::DrawMotionColour::DrawBlock
void DrawBlock(int, int)
Colours a particular motion vector block appropriately.
dirac_instr::DrawMotionColour::m_mv_scale
int m_mv_scale
Temporal motion vector scaling.
Definition: motion_colour.h:75
dirac_instr::DrawMotionColour::DrawMotionColour
DrawMotionColour(Picture &, DrawPictureMotionParams &, const MvArray &, int, int)
Constructor.
dirac_instr::DrawMotionColour::m_mv
const MvArray & m_mv
Reference to motion vector data for particular reference.
Definition: motion_colour.h:79
dirac_instr::DrawMotionColour::~DrawMotionColour
~DrawMotionColour()
Destructor.

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