Dirac - A Video Codec

Created by the British Broadcasting Corporation.


motion.h File Reference
#include <libdirac_common/common.h>
#include <algorithm>
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Classes

class  dirac::MotionVector< T >
 Motion vector class - just a pair. More...
class  dirac::MvCostData
 Class for recording costs derived in motion estimation. More...
class  dirac::MvData
 Class for all the motion vector data. More...
class  dirac::MEData
 Class for all the motion estimation data. More...

Namespaces

namespace  dirac
 Definition of class SequenceHeaderByteIO.

Typedefs

typedef MotionVector< int > dirac::MVector
 MVector class is a vector of ints.
typedef MotionVector< int > dirac::ImageCoords
 ImageCoords class is a vector of ints.
typedef TwoDArray< MVectordirac::MvArray
 MvArray is a two-D array of MVectors.
typedef TwoDArray< MotionVector< float > > dirac::MvFloatArray
 An array of float-based motion vectors for doing global motion calcs.

Enumerations

enum  dirac::MvElement { dirac::HORIZONTAL , dirac::VERTICAL }
 Horizontal or vertical. More...

Functions

template<class T>
std::ostream & dirac::operator<< (std::ostream &stream, MotionVector< T > &mv)
 Overloaded operator<< for MotionVector class for output to stream.
template<class T>
std::istream & dirac::operator>> (std::istream &stream, MotionVector< T > &mv)
 Overloaded operator>> for MotionVector class for input from stream.
int dirac::Median (const int val1, const int val2, const int val3)
 Return the median of 3 integers.
MVector dirac::MvMedian (const MVector &mv1, const MVector &mv2, const MVector &mv3)
 Return the median of three motion vectors.
int dirac::Median (const std::vector< int > &val_list)
 Return the median of a set of integers.
MVector dirac::MvMedian (const std::vector< MVector > &vect_list)
 Return the median of a set of (up to 4) motion vectors.
MVector dirac::MvMean (const MVector &mv1, const MVector &mv2)
 Return the mean of two motion vectors.
int dirac::Norm2 (const MVector &mv)
 Return the squared length of a motion vector.
int dirac::Norm1 (const MVector &mv)
 Return the sum of the lengths of a motion vector's componets.
unsigned int dirac::GetUMean (std::vector< unsigned int > &values)
 Return the mean of a set of unsigned integer values.
int dirac::GetSMean (std::vector< int > &values)
 Return the mean of a set of signed integer values.

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