J2kDecoderContext Struct Reference

Data Fields
AVCodecContext *	avctx
AVFrame	picture
GetByteContext	g
int	width
int	height
	image width and height
int	image_offset_x
int	image_offset_y
int	tile_offset_x
int	tile_offset_y
uint8_t	cbps [4]
	bits per sample in particular components
uint8_t	sgnd [4]
	if a component is signed
uint8_t	properties [4]
int	cdx [4]
int	cdy [4]
int	precision
int	ncomponents
int	tile_width
int	tile_height
	tile size
int	numXtiles
int	numYtiles
int	maxtilelen
J2kCodingStyle	codsty [4]
J2kQuantStyle	qntsty [4]
int	bit_index
int	curtileno
J2kTile *	tile

Detailed Description

Definition at line 50 of file j2kdec.c.

Field Documentation

AVCodecContext* J2kDecoderContext::avctx

Definition at line 51 of file j2kdec.c.

Referenced by decode_clnpass(), decode_codestream(), decode_packet(), get_cod(), get_cox(), get_siz(), and j2kdec_init().

AVFrame J2kDecoderContext::picture

Definition at line 52 of file j2kdec.c.

Referenced by decode_end(), decode_frame(), decode_tile(), get_siz(), and j2kdec_init().

GetByteContext J2kDecoderContext::g

Definition at line 53 of file j2kdec.c.

Referenced by decode_codestream(), decode_frame(), decode_packet(), get_bits(), get_coc(), get_cod(), get_cox(), get_qcc(), get_qcx(), get_siz(), get_sot(), j2k_flush(), and jp2_find_codestream().

int J2kDecoderContext::width

Definition at line 55 of file j2kdec.c.

Referenced by get_siz(), and init_tile().

int J2kDecoderContext::height

image width and height

Definition at line 55 of file j2kdec.c.

Referenced by get_siz(), and init_tile().

int J2kDecoderContext::image_offset_x

Definition at line 56 of file j2kdec.c.

Referenced by decode_tile(), get_siz(), and init_tile().

int J2kDecoderContext::image_offset_y

Definition at line 56 of file j2kdec.c.

Referenced by decode_tile(), get_siz(), and init_tile().

int J2kDecoderContext::tile_offset_x

Definition at line 57 of file j2kdec.c.

Referenced by get_siz(), and init_tile().

int J2kDecoderContext::tile_offset_y

Definition at line 57 of file j2kdec.c.

Referenced by get_siz(), and init_tile().

uint8_t J2kDecoderContext::cbps[4]

bits per sample in particular components

Definition at line 58 of file j2kdec.c.

Referenced by decode_tile(), get_siz(), and init_tile().

uint8_t J2kDecoderContext::sgnd[4]

if a component is signed

Definition at line 59 of file j2kdec.c.

Referenced by get_siz().

uint8_t J2kDecoderContext::properties[4]

Definition at line 60 of file j2kdec.c.

Referenced by decode_codestream().

int J2kDecoderContext::cdx[4]

Definition at line 61 of file j2kdec.c.

Referenced by decode_tile(), get_siz(), and init_tile().

int J2kDecoderContext::cdy[4]

Definition at line 61 of file j2kdec.c.

Referenced by decode_tile(), get_siz(), and init_tile().

int J2kDecoderContext::precision

Definition at line 62 of file j2kdec.c.

Referenced by decode_tile(), and get_siz().

int J2kDecoderContext::ncomponents

Definition at line 63 of file j2kdec.c.

Referenced by cleanup(), decode_packets(), decode_tile(), get_cod(), get_qcd(), get_siz(), get_sot(), and init_tile().

int J2kDecoderContext::tile_width

Definition at line 64 of file j2kdec.c.

Referenced by get_siz(), and init_tile().

int J2kDecoderContext::tile_height

tile size

Definition at line 64 of file j2kdec.c.

Referenced by get_siz(), and init_tile().

int J2kDecoderContext::numXtiles

Definition at line 65 of file j2kdec.c.

Referenced by cleanup(), decode_frame(), get_siz(), get_sot(), and init_tile().

int J2kDecoderContext::numYtiles

Definition at line 65 of file j2kdec.c.

Referenced by cleanup(), decode_frame(), get_siz(), and get_sot().

int J2kDecoderContext::maxtilelen

Definition at line 66 of file j2kdec.c.

J2kCodingStyle J2kDecoderContext::codsty[4]

Definition at line 68 of file j2kdec.c.

Referenced by decode_codestream(), and get_sot().

J2kQuantStyle J2kDecoderContext::qntsty[4]

Definition at line 69 of file j2kdec.c.

Referenced by decode_codestream(), and get_sot().

int J2kDecoderContext::bit_index

Definition at line 71 of file j2kdec.c.

Referenced by decode_packets(), get_bits(), and j2k_flush().

int J2kDecoderContext::curtileno

Definition at line 73 of file j2kdec.c.

Referenced by decode_codestream(), decode_frame(), and get_sot().

J2kTile* J2kDecoderContext::tile

Definition at line 75 of file j2kdec.c.

Referenced by cleanup(), decode_codestream(), decode_frame(), get_siz(), get_sot(), and init_tile().

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

• libavcodec/j2kdec.c