Dirac - A Video Codec

Created by the British Broadcasting Corporation.

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dirac::SeqParams Class Reference

Parameters relating to the video sequence being encoded/decoded.

#include <common.h>

List of all members.

Public Member Functions

• SeqParams (const VideoFormat &video_format=VIDEO_FORMAT_CUSTOM, bool set_defaults=true)

  Default Constructor.
  

• int Xl () const

  Returns the picture width.
  

• int Yl () const

  Returns the picture height.
  

• ChromaFormat CFormat () const

  Returns the chroma format of the sequence (Y only, 420, 422 etc).
  

• int ChromaWidth () const

  Returns the chroma width.
  

• int ChromaHeight () const

  Returns the chroma height.
  

• int BitstreamVersion () const

  Returns the bitstream version.
  

• VideoFormat GetVideoFormat () const

  Returns video-format.
  

• int GetVideoDepth () const

  Returns video depth.
  

• void SetXl (int xlen)

  Sets the picture width.
  

• void SetYl (int ylen)

  Sets the picture height.
  

• void SetCFormat (ChromaFormat cf)

  Sets the chroma format (Y only, 420, 422 etc).
  

• void SetVideoDepth (int vd)

  Sets number of bits used in coding.
  

• void SetBitstreamVersion (int bs_ver)

  Sets the bitstream version.
  

Private Attributes

• int m_xl

  Width of video.
  

• int m_yl

  Height of video.
  

• ChromaFormat m_cformat

  Presence of chroma and/or chroma sampling structure.
  

• unsigned char m_bs_ver

  Bitsream version.
  

• VideoFormat m_video_format

  Video-format.
  

• int m_video_depth

  Number of bits used to compress input signal.
  

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Constructor & Destructor Documentation

dirac::SeqParams::SeqParams (  const VideoFormat &  video_format = VIDEO_FORMAT_CUSTOM, bool  set_defaults = true )

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Member Function Documentation

int dirac::SeqParams::BitstreamVersion (   )  const [inline]

ChromaFormat dirac::SeqParams::CFormat (   )  const [inline]

int dirac::SeqParams::ChromaHeight (   )  const

int dirac::SeqParams::ChromaWidth (   )  const

int dirac::SeqParams::GetVideoDepth (   )  const [inline]

VideoFormat dirac::SeqParams::GetVideoFormat (   )  const [inline]

void dirac::SeqParams::SetBitstreamVersion (  int  bs_ver  )  [inline]

void dirac::SeqParams::SetCFormat (  ChromaFormat  cf  )  [inline]

void dirac::SeqParams::SetVideoDepth (  int  vd  )  [inline]

void dirac::SeqParams::SetXl (  int  xlen  )  [inline]

void dirac::SeqParams::SetYl (  int  ylen  )  [inline]

int dirac::SeqParams::Xl (   )  const [inline]

int dirac::SeqParams::Yl (   )  const [inline]

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Member Data Documentation

unsigned char dirac::SeqParams::m_bs_ver [private]

ChromaFormat dirac::SeqParams::m_cformat [private]

int dirac::SeqParams::m_video_depth [private]

VideoFormat dirac::SeqParams::m_video_format [private]

int dirac::SeqParams::m_xl [private]

int dirac::SeqParams::m_yl [private]

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

• common.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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