FFmpeg
Data Fields
IVIBandDesc Struct Reference

information for Indeo wavelet band More...

#include <ivi.h>

Data Fields

  plane number this band belongs to More...
 
  band number More...
 
 
 
  aligned band height More...
 
const uint8_tdata_ptr
  ptr to the first byte of the band data More...
 
  size of the band data More...
 
int16_t *  buf
  pointer to the output buffer for this band More...
 
int16_t *  ref_buf
  pointer to the reference frame buffer (for motion compensation) More...
 
int16_t *  b_ref_buf
  pointer to the second reference frame buffer (for motion compensation) More...
 
int16_t *  bufs [4]
  array of pointers to the band buffers More...
 
ptrdiff_t  pitch
  pitch associated with the buffers above More...
 
  = 1 if this band doesn't contain any data More...
 
  macroblock size More...
 
  block size More...
 
  precision of the motion compensation: 0 - fullpel, 1 - halfpel More...
 
  tells if motion vector is inherited from reference macroblock More...
 
  tells if quantiser delta is inherited from reference macroblock More...
 
  tells if Qdelta signal is present in the bitstream (Indeo5 only) More...
 
  dequant matrix index More...
 
  quant base for this band More...
 
const uint8_tscan
  ptr to the scan pattern More...
 
  size of the scantable More...
 
  vlc table for decoding block data More...
 
  number of correction entries More...
 
uint8_t  corr [61 *2]
  rvmap correction pairs More...
 
  rvmap table selector More...
 
  ptr to the RLE table for this band More...
 
  number of tiles in this band More...
 
  array of tile descriptors More...
 
 
 
 
  1 indicates that the two-dimensional inverse transform is used More...
 
  for debug purposes More...
 
 
  band buffer size in bytes More...
 
const uint16_t *  intra_base
  quantization matrix for intra blocks More...
 
const uint16_t *  inter_base
  quantization matrix for inter blocks More...
 
const uint8_tintra_scale
  quantization coefficient for intra blocks More...
 
const uint8_tinter_scale
  quantization coefficient for inter blocks More...
 

Detailed Description

information for Indeo wavelet band

Definition at line 144 of file ivi.h.

Field Documentation

int IVIBandDesc::plane

plane number this band belongs to

Definition at line 145 of file ivi.h.

Referenced by decode_band(), decode_band_hdr(), decode_mb_info(), ff_ivi_init_planes(), and ivi_process_empty_tile().

int IVIBandDesc::band_num

band number

Definition at line 146 of file ivi.h.

Referenced by decode_band(), decode_band_hdr(), decode_mb_info(), ff_ivi_init_planes(), and ivi_process_empty_tile().

int IVIBandDesc::width

Definition at line 147 of file ivi.h.

Referenced by decode_gop_header(), ff_ivi_init_planes(), ff_ivi_init_tiles(), and ivi_init_tiles().

int IVIBandDesc::height

Definition at line 148 of file ivi.h.

Referenced by decode_gop_header(), ff_ivi_init_planes(), ff_ivi_init_tiles(), and ivi_init_tiles().

int IVIBandDesc::aheight

aligned band height

Definition at line 149 of file ivi.h.

Referenced by ff_ivi_init_planes(), ivi_dc_transform(), ivi_decode_blocks(), ivi_decode_coded_blocks(), ivi_mc(), and ivi_process_empty_tile().

const uint8_t* IVIBandDesc::data_ptr

ptr to the first byte of the band data

Definition at line 150 of file ivi.h.

Referenced by decode_band().

int IVIBandDesc::data_size

size of the band data

Definition at line 151 of file ivi.h.

Referenced by decode_band_hdr().

int16_t* IVIBandDesc::buf

pointer to the output buffer for this band

Definition at line 152 of file ivi.h.

Referenced by decode_band(), ff_ivi_decode_frame(), ff_ivi_recompose53(), ff_ivi_recompose_haar(), ivi_dc_transform(), ivi_decode_coded_blocks(), ivi_mc(), ivi_output_plane(), and ivi_process_empty_tile().

int16_t* IVIBandDesc::ref_buf

pointer to the reference frame buffer (for motion compensation)

Definition at line 153 of file ivi.h.

Referenced by decode_band(), ivi_mc(), and ivi_process_empty_tile().

int16_t* IVIBandDesc::b_ref_buf

pointer to the second reference frame buffer (for motion compensation)

Definition at line 154 of file ivi.h.

Referenced by decode_band(), and ivi_mc().

int16_t* IVIBandDesc::bufs[4]

array of pointers to the band buffers

Definition at line 155 of file ivi.h.

Referenced by decode_band(), and ff_ivi_init_planes().

ptrdiff_t IVIBandDesc::pitch

pitch associated with the buffers above

Definition at line 156 of file ivi.h.

Referenced by decode_mb_info(), ff_ivi_init_planes(), ff_ivi_recompose53(), ff_ivi_recompose_haar(), ivi_dc_transform(), ivi_decode_blocks(), ivi_decode_coded_blocks(), ivi_mc(), ivi_output_plane(), and ivi_process_empty_tile().

int IVIBandDesc::is_empty

= 1 if this band doesn't contain any data

Definition at line 157 of file ivi.h.

Referenced by decode_band(), and decode_band_hdr().

int IVIBandDesc::mb_size

macroblock size

Definition at line 158 of file ivi.h.

Referenced by decode_band(), decode_band_hdr(), decode_gop_header(), decode_mb_info(), decode_pic_hdr(), ivi_decode_blocks(), ivi_init_tiles(), and ivi_process_empty_tile().

int IVIBandDesc::blk_size

block size

Definition at line 159 of file ivi.h.

Referenced by decode_band_hdr(), decode_gop_header(), decode_mb_info(), decode_pic_hdr(), ivi_decode_blocks(), ivi_decode_coded_blocks(), ivi_mc(), and ivi_process_empty_tile().

int IVIBandDesc::is_halfpel

precision of the motion compensation: 0 - fullpel, 1 - halfpel

Definition at line 160 of file ivi.h.

Referenced by decode_band_hdr(), decode_gop_header(), decode_mb_info(), ivi_decode_blocks(), and ivi_process_empty_tile().

int IVIBandDesc::inherit_mv

tells if motion vector is inherited from reference macroblock

Definition at line 161 of file ivi.h.

Referenced by decode_band_hdr(), decode_mb_info(), and ivi_process_empty_tile().

int IVIBandDesc::inherit_qdelta

tells if quantiser delta is inherited from reference macroblock

Definition at line 162 of file ivi.h.

Referenced by decode_band_hdr(), decode_mb_info(), and ivi_process_empty_tile().

int IVIBandDesc::qdelta_present

tells if Qdelta signal is present in the bitstream (Indeo5 only)

Definition at line 163 of file ivi.h.

Referenced by decode_band_hdr(), decode_mb_info(), and ivi_process_empty_tile().

int IVIBandDesc::quant_mat

dequant matrix index

Definition at line 164 of file ivi.h.

Referenced by decode_band_hdr().

int IVIBandDesc::glob_quant

quant base for this band

Definition at line 165 of file ivi.h.

Referenced by decode_band_hdr(), ivi_decode_blocks(), and ivi_process_empty_tile().

const uint8_t* IVIBandDesc::scan

ptr to the scan pattern

Definition at line 166 of file ivi.h.

Referenced by decode_band_hdr(), decode_gop_header(), and ivi_decode_coded_blocks().

int IVIBandDesc::scan_size

size of the scantable

Definition at line 167 of file ivi.h.

Referenced by decode_band_hdr().

IVIHuffTab IVIBandDesc::blk_vlc

vlc table for decoding block data

Definition at line 169 of file ivi.h.

Referenced by decode_band_hdr(), ff_ivi_init_planes(), and ivi_decode_coded_blocks().

int IVIBandDesc::num_corr

number of correction entries

Definition at line 171 of file ivi.h.

Referenced by decode_band(), and decode_band_hdr().

uint8_t IVIBandDesc::corr[61 *2]

rvmap correction pairs

Definition at line 172 of file ivi.h.

Referenced by decode_band(), and decode_band_hdr().

int IVIBandDesc::rvmap_sel

rvmap table selector

Definition at line 173 of file ivi.h.

Referenced by decode_band(), and decode_band_hdr().

RVMapDesc* IVIBandDesc::rv_map

ptr to the RLE table for this band

Definition at line 174 of file ivi.h.

Referenced by decode_band(), and ivi_decode_coded_blocks().

int IVIBandDesc::num_tiles

number of tiles in this band

Definition at line 175 of file ivi.h.

Referenced by decode_band(), ff_ivi_init_tiles(), and ivi_free_buffers().

IVITile* IVIBandDesc::tiles

array of tile descriptors

Definition at line 176 of file ivi.h.

Referenced by decode_band(), ff_ivi_init_tiles(), and ivi_init_tiles().

InvTransformPtr* IVIBandDesc::inv_transform

Definition at line 177 of file ivi.h.

Referenced by decode_band_hdr(), decode_gop_header(), and ivi_decode_coded_blocks().

int IVIBandDesc::transform_size

Definition at line 178 of file ivi.h.

Referenced by decode_band_hdr(), decode_gop_header(), and ivi_decode_coded_blocks().

DCTransformPtr* IVIBandDesc::dc_transform

Definition at line 179 of file ivi.h.

Referenced by decode_band_hdr(), decode_gop_header(), and ivi_dc_transform().

int IVIBandDesc::is_2d_trans

1 indicates that the two-dimensional inverse transform is used

Definition at line 180 of file ivi.h.

Referenced by decode_band_hdr(), decode_gop_header(), and ivi_decode_coded_blocks().

int32_t IVIBandDesc::checksum

for debug purposes

Definition at line 181 of file ivi.h.

Referenced by decode_band(), and decode_band_hdr().

int IVIBandDesc::checksum_present

Definition at line 182 of file ivi.h.

Referenced by decode_band(), and decode_band_hdr().

int IVIBandDesc::bufsize

band buffer size in bytes

Definition at line 183 of file ivi.h.

Referenced by decode_mb_info(), and ff_ivi_init_planes().

const uint16_t* IVIBandDesc::intra_base

quantization matrix for intra blocks

Definition at line 184 of file ivi.h.

Referenced by decode_band_hdr(), decode_gop_header(), and ivi_decode_coded_blocks().

const uint16_t* IVIBandDesc::inter_base

quantization matrix for inter blocks

Definition at line 185 of file ivi.h.

Referenced by decode_band_hdr(), decode_gop_header(), and ivi_decode_coded_blocks().

const uint8_t* IVIBandDesc::intra_scale

quantization coefficient for intra blocks

Definition at line 186 of file ivi.h.

Referenced by decode_band_hdr(), decode_gop_header(), and ivi_decode_blocks().

const uint8_t* IVIBandDesc::inter_scale

quantization coefficient for inter blocks

Definition at line 187 of file ivi.h.

Referenced by decode_band_hdr(), decode_gop_header(), and ivi_decode_blocks().


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

Generated on Fri Jan 12 2018 01:48:32 for FFmpeg by   doxygen 1.8.6

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