Dirac - A Video Codec

Created by the British Broadcasting Corporation.

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dirac::EncPicture Class Reference

#include <enc_picture.h>

Inheritance diagram for dirac::EncPicture:

[legend]Collaboration diagram for dirac::EncPicture:

[legend]List of all members.

Public Member Functions

• EncPicture (const PictureParams &pp)
• virtual ~EncPicture ()
• void InitMEData (const PicturePredParams &predparams, const int num_refs)

  Initialise the motion estimation data arrays.
  

• MEData & GetMEData ()

  Returns the motion data.
  

• const MEData & GetMEData () const

  Returns the motion data.
  

• void DropRef (int rindex)

  Drops a reference from the motion vector data.
  

• const PicArray & OrigData (CompSort c) const

  Returns a given component of the original data.
  

• const PicArray & UpOrigData (CompSort cs) const

  Returns a given upconverted component of the original data.
  

• void SetOrigData ()

  Initialises a copy of the data arrays into the original data.
  

• const PicArray & DataForME (bool field_coding, CompSort c) const

  Returns a version of the picture data suitable for motion estimation.
  

• const PicArray & UpDataForME (bool field_coding, CompSort c) const

  Returns a version of the picture data suitable for subpel motion estimation.
  

• void UpdateStatus (const unsigned int mask)
• void FlipStatus (const unsigned int mask)
• void SetStatus (const int status)
• unsigned int GetStatus () const
• double GetComplexity () const
• void SetComplexity (double c)
• double GetNormComplexity () const
• void SetNormComplexity (double c)
• double GetPredBias () const
• void SetPredBias (double b)

Private Member Functions

• virtual void ClearData ()

  Delete all the data.
  

• void AntiAliasFilter (PicArray &out_data, const PicArray &in_data) const

  Filters a (field) picture vertically to reduce aliasing for motion estimation purposes.
  

• const PicArray & FiltData (CompSort c) const

  Returns an anti-aliased version of the original data.
  

• const PicArray & UpFiltData (CompSort c) const

  Returns an upconverted anti-aliased version of the original data.
  

• void SetOrigData (const int c)

Private Attributes

• PicArray * m_orig_data [3]
• PicArray * m_orig_up_data [3]
• PicArray * m_filt_data [3]
• PicArray * m_filt_up_data [3]
• MEData * m_me_data
• unsigned int m_status
• double m_complexity
• double m_norm_complexity
• double m_pred_bias

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Constructor & Destructor Documentation

dirac::EncPicture::EncPicture (  const PictureParams &  pp  )

virtual dirac::EncPicture::~EncPicture (   )  [virtual]

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Member Function Documentation

void dirac::EncPicture::AntiAliasFilter (  PicArray &  out_data, const PicArray &  in_data )  const [private]

virtual void dirac::EncPicture::ClearData (   )  [private, virtual]

Reimplemented from dirac::Picture.

const PicArray& dirac::EncPicture::DataForME (  bool  field_coding, CompSort  c )  const

void dirac::EncPicture::DropRef (  int  rindex  )

const PicArray& dirac::EncPicture::FiltData (  CompSort  c  )  const [private]

void dirac::EncPicture::FlipStatus (  const unsigned int  mask  )  [inline]

double dirac::EncPicture::GetComplexity (   )  const [inline]

const MEData& dirac::EncPicture::GetMEData (   )  const [inline]

MEData& dirac::EncPicture::GetMEData (   )  [inline]

double dirac::EncPicture::GetNormComplexity (   )  const [inline]

double dirac::EncPicture::GetPredBias (   )  const [inline]

unsigned int dirac::EncPicture::GetStatus (   )  const [inline]

void dirac::EncPicture::InitMEData (  const PicturePredParams &  predparams, const int  num_refs )

const PicArray& dirac::EncPicture::OrigData (  CompSort  c  )  const [inline]

void dirac::EncPicture::SetComplexity (  double  c  )  [inline]

void dirac::EncPicture::SetNormComplexity (  double  c  )  [inline]

void dirac::EncPicture::SetOrigData (  const int  c  )  [private]

void dirac::EncPicture::SetOrigData (   )

void dirac::EncPicture::SetPredBias (  double  b  )  [inline]

void dirac::EncPicture::SetStatus (  const int  status  )  [inline]

const PicArray& dirac::EncPicture::UpDataForME (  bool  field_coding, CompSort  c )  const

void dirac::EncPicture::UpdateStatus (  const unsigned int  mask  )  [inline]

const PicArray& dirac::EncPicture::UpFiltData (  CompSort  c  )  const [private]

const PicArray& dirac::EncPicture::UpOrigData (  CompSort  cs  )  const

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Member Data Documentation

double dirac::EncPicture::m_complexity [private]

PicArray* dirac::EncPicture::m_filt_data[3] [mutable, private]

PicArray* dirac::EncPicture::m_filt_up_data[3] [mutable, private]

MEData* dirac::EncPicture::m_me_data [private]

double dirac::EncPicture::m_norm_complexity [private]

PicArray* dirac::EncPicture::m_orig_data[3] [private]

PicArray* dirac::EncPicture::m_orig_up_data[3] [mutable, private]

double dirac::EncPicture::m_pred_bias [private]

unsigned int dirac::EncPicture::m_status [private]

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

• enc_picture.h

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