# Dirac - A Video Codec

Created by the British Broadcasting Corporation.

Public Attributes | List of all members
dirac_sourceparams_t Struct Reference

`#include <dirac_types.h>`

Collaboration diagram for dirac_sourceparams_t:
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## Public Attributes
unsigned int | width
unsigned int | height
dirac_chroma_t | chroma
unsigned int | chroma_width
unsigned int | chroma_height
unsigned int | source_sampling
int | topfieldfirst
dirac_frame_rate_t | frame_rate
dirac_pix_asr_t | pix_asr
dirac_clean_area_t | clean_area
dirac_signal_range_t | signal_range
dirac_colour_spec_t | colour_spec

## Detailed Description

Structure that holds the source parameters

## Member Data Documentation

## ◆ chroma

dirac_chroma_t dirac_sourceparams_t::chroma

chroma type

## ◆ chroma_height

unsigned int dirac_sourceparams_t::chroma_height

number of lines of chroma per frame

## ◆ chroma_width

unsigned int dirac_sourceparams_t::chroma_width

numper of pixels of chroma per line

## ◆ clean_area

dirac_clean_area_t dirac_sourceparams_t::clean_area

## ◆ colour_spec

dirac_colour_spec_t dirac_sourceparams_t::colour_spec

## ◆ frame_rate

dirac_frame_rate_t dirac_sourceparams_t::frame_rate

frame rate

## ◆ height

unsigned int dirac_sourceparams_t::height

number of lines per frame

## ◆ pix_asr

dirac_pix_asr_t dirac_sourceparams_t::pix_asr

pixel aspect ratio

## ◆ signal_range

dirac_signal_range_t dirac_sourceparams_t::signal_range

## ◆ source_sampling

unsigned int dirac_sourceparams_t::source_sampling

source sampling field: 0 - progressive; 1 - interlaced

## ◆ topfieldfirst

int dirac_sourceparams_t::topfieldfirst

top field comes first : 0 - false; 1 - true. Set by Dirac library.

## ◆ width

unsigned int dirac_sourceparams_t::width

numper of pixels per line

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

- dirac_types.h

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