IVI45DecContext Struct Reference

#include <ivi_common.h>

Data Fields
GetBitContext	gb
AVFrame	frame
RVMapDesc	rvmap_tabs [9]
	local corrected copy of the static rvmap tables
uint32_t	frame_num
int	frame_type
int	prev_frame_type
	frame type of the previous frame
uint32_t	data_size
	size of the frame data in bytes from picture header
int	is_scalable
int	transp_status
	transparency mode status: 1 - enabled
const uint8_t *	frame_data
	input frame data pointer
int	inter_scal
	signals a sequence of scalable inter frames
uint32_t	frame_size
	frame size in bytes
uint32_t	pic_hdr_size
	picture header size in bytes
uint8_t	frame_flags
uint16_t	checksum
	frame checksum
IVIPicConfig	pic_conf
IVIPlaneDesc	planes [3]
	color planes
int	buf_switch
	used to switch between three buffers
int	dst_buf
	buffer index for the currently decoded frame
int	ref_buf
	inter frame reference buffer index
int	ref2_buf
	temporal storage for switching buffers
IVIHuffTab	mb_vlc
	current macroblock table descriptor
IVIHuffTab	blk_vlc
	current block table descriptor
uint8_t	rvmap_sel
uint8_t	in_imf
uint8_t	in_q
	flag for explicitly stored quantiser delta
uint8_t	pic_glob_quant
uint8_t	unknown1
uint16_t	gop_hdr_size
uint8_t	gop_flags
uint32_t	lock_word
int(*	decode_pic_hdr )(struct IVI45DecContext *ctx, AVCodecContext *avctx)
int(*	decode_band_hdr )(struct IVI45DecContext *ctx, IVIBandDesc *band, AVCodecContext *avctx)
int(*	decode_mb_info )(struct IVI45DecContext *ctx, IVIBandDesc *band, IVITile *tile, AVCodecContext *avctx)
void(*	switch_buffers )(struct IVI45DecContext *ctx)
int(*	is_nonnull_frame )(struct IVI45DecContext *ctx)
int	gop_invalid
int	buf_invalid [3]

---

Detailed Description

Definition at line 200 of file ivi_common.h.

---

Field Documentation

IVIHuffTab IVI45DecContext::blk_vlc

current block table descriptor

Definition at line 227 of file ivi_common.h.

Referenced by decode_pic_hdr().

int IVI45DecContext::buf_invalid[3]

Definition at line 254 of file ivi_common.h.

Referenced by ff_ivi_decode_frame().

int IVI45DecContext::buf_switch

used to switch between three buffers

Definition at line 221 of file ivi_common.h.

Referenced by decode_init(), and switch_buffers().

uint16_t IVI45DecContext::checksum

frame checksum

Definition at line 216 of file ivi_common.h.

Referenced by decode_pic_hdr().

uint32_t IVI45DecContext::data_size

size of the frame data in bytes from picture header

Definition at line 208 of file ivi_common.h.

Referenced by decode_pic_hdr().

int(* IVI45DecContext::decode_band_hdr)(struct IVI45DecContext *ctx, IVIBandDesc *band, AVCodecContext *avctx)

Referenced by decode_band(), and decode_init().

int(* IVI45DecContext::decode_mb_info)(struct IVI45DecContext *ctx, IVIBandDesc *band, IVITile *tile, AVCodecContext *avctx)

Referenced by decode_band(), and decode_init().

int(* IVI45DecContext::decode_pic_hdr)(struct IVI45DecContext *ctx, AVCodecContext *avctx)

Referenced by decode_init(), and ff_ivi_decode_frame().

int IVI45DecContext::dst_buf

buffer index for the currently decoded frame

Definition at line 222 of file ivi_common.h.

Referenced by decode_band(), ff_ivi_decode_frame(), and switch_buffers().

AVFrame IVI45DecContext::frame

Definition at line 202 of file ivi_common.h.

Referenced by decode_init(), ff_ivi_decode_close(), and ff_ivi_decode_frame().

const uint8_t* IVI45DecContext::frame_data

input frame data pointer

Definition at line 211 of file ivi_common.h.

Referenced by decode_band(), and ff_ivi_decode_frame().

uint8_t IVI45DecContext::frame_flags

Definition at line 215 of file ivi_common.h.

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

uint32_t IVI45DecContext::frame_num

Definition at line 205 of file ivi_common.h.

Referenced by decode_pic_hdr().

uint32_t IVI45DecContext::frame_size

frame size in bytes

Definition at line 213 of file ivi_common.h.

Referenced by ff_ivi_decode_frame().

int IVI45DecContext::frame_type

Definition at line 206 of file ivi_common.h.

Referenced by decode_band_hdr(), decode_mb_info(), decode_pic_hdr(), ff_ivi_decode_frame(), is_nonnull_frame(), and switch_buffers().

GetBitContext IVI45DecContext::gb

Definition at line 201 of file ivi_common.h.

Referenced by decode_band(), decode_band_hdr(), decode_gop_header(), decode_mb_info(), decode_pic_hdr(), and ff_ivi_decode_frame().

uint8_t IVI45DecContext::gop_flags

Definition at line 236 of file ivi_common.h.

Referenced by decode_gop_header(), and ff_ivi_decode_frame().

uint16_t IVI45DecContext::gop_hdr_size

Definition at line 235 of file ivi_common.h.

Referenced by decode_gop_header().

int IVI45DecContext::gop_invalid

Definition at line 253 of file ivi_common.h.

Referenced by decode_pic_hdr(), and ff_ivi_decode_frame().

uint8_t IVI45DecContext::in_imf

Definition at line 230 of file ivi_common.h.

Referenced by decode_pic_hdr().

uint8_t IVI45DecContext::in_q

flag for explicitly stored quantiser delta

Definition at line 231 of file ivi_common.h.

Referenced by decode_mb_info(), and decode_pic_hdr().

int IVI45DecContext::inter_scal

signals a sequence of scalable inter frames

Definition at line 212 of file ivi_common.h.

Referenced by decode_init(), and switch_buffers().

int(* IVI45DecContext::is_nonnull_frame)(struct IVI45DecContext *ctx)

Referenced by decode_init(), and ff_ivi_decode_frame().

int IVI45DecContext::is_scalable

Definition at line 209 of file ivi_common.h.

Referenced by decode_gop_header(), decode_pic_hdr(), ff_ivi_decode_close(), and ff_ivi_decode_frame().

uint32_t IVI45DecContext::lock_word

Definition at line 237 of file ivi_common.h.

Referenced by decode_gop_header().

IVIHuffTab IVI45DecContext::mb_vlc

current macroblock table descriptor

Definition at line 226 of file ivi_common.h.

Referenced by decode_mb_info(), decode_pic_hdr(), and ff_ivi_decode_close().

IVIPicConfig IVI45DecContext::pic_conf

Definition at line 218 of file ivi_common.h.

Referenced by decode_gop_header(), decode_init(), and decode_pic_hdr().

uint8_t IVI45DecContext::pic_glob_quant

Definition at line 232 of file ivi_common.h.

Referenced by decode_pic_hdr().

uint32_t IVI45DecContext::pic_hdr_size

picture header size in bytes

Definition at line 214 of file ivi_common.h.

Referenced by decode_pic_hdr().

IVIPlaneDesc IVI45DecContext::planes[3]

color planes

Definition at line 219 of file ivi_common.h.

Referenced by decode_band(), decode_gop_header(), decode_init(), decode_mb_info(), decode_pic_hdr(), ff_ivi_decode_close(), and ff_ivi_decode_frame().

int IVI45DecContext::prev_frame_type

frame type of the previous frame

Definition at line 207 of file ivi_common.h.

Referenced by decode_pic_hdr(), and switch_buffers().

int IVI45DecContext::ref2_buf

temporal storage for switching buffers

Definition at line 224 of file ivi_common.h.

Referenced by switch_buffers().

int IVI45DecContext::ref_buf

inter frame reference buffer index

Definition at line 223 of file ivi_common.h.

Referenced by decode_band(), and switch_buffers().

uint8_t IVI45DecContext::rvmap_sel

Definition at line 229 of file ivi_common.h.

Referenced by decode_pic_hdr().

RVMapDesc IVI45DecContext::rvmap_tabs[9]

local corrected copy of the static rvmap tables

Definition at line 203 of file ivi_common.h.

Referenced by decode_band(), and decode_init().

void(* IVI45DecContext::switch_buffers)(struct IVI45DecContext *ctx)

Referenced by decode_init(), and ff_ivi_decode_frame().

int IVI45DecContext::transp_status

transparency mode status: 1 - enabled

Definition at line 210 of file ivi_common.h.

Referenced by decode_pic_hdr().

uint8_t IVI45DecContext::unknown1

Definition at line 233 of file ivi_common.h.

Referenced by decode_pic_hdr().

---

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

• libavcodec/ivi_common.h