DiracContext Struct Reference

Data Fields
AVCodecContext *	avctx
MpegvideoEncDSPContext	mpvencdsp
VideoDSPContext	vdsp
DiracDSPContext	diracdsp
DiracGolombLUT *	reader_ctx
DiracVersionInfo	version
GetBitContext	gb
AVDiracSeqHeader	seq
int	seen_sequence_header
int	frame_number
Plane	plane [3]
int	chroma_x_shift
int	chroma_y_shift
int	bit_depth
int	pshift
int	zero_res
int	is_arith
int	core_syntax
int	low_delay
int	hq_picture
int	ld_picture
int	dc_prediction
int	globalmc_flag
int	num_refs
unsigned	wavelet_depth
unsigned	wavelet_idx
unsigned	old_delta_quant
	schroedinger older than 1.0.8 doesn't store quant delta if only one codebook exists in a band More...
unsigned	codeblock_mode
unsigned	num_x
unsigned	num_y
uint8_t *	thread_buf
int	threads_num_buf
int	thread_buf_size
DiracSlice *	slice_params_buf
int	slice_params_num_buf
struct {
unsigned   width
unsigned   height
}	codeblock [MAX_DWT_LEVELS+1]
struct {
AVRational   bytes
uint8_t   quant [MAX_DWT_LEVELS][4]
}	lowdelay
struct {
unsigned   prefix_bytes
uint64_t   size_scaler
}	highquality
struct {
int   pan_tilt [2]
int   zrs [2][2]
int   perspective [2]
unsigned   zrs_exp
unsigned   perspective_exp
}	globalmc [2]
uint8_t	mv_precision
int16_t	weight [2]
unsigned	weight_log2denom
int	blwidth
int	blheight
int	sbwidth
int	sbheight
uint8_t *	sbsplit
DiracBlock *	blmotion
uint8_t *	edge_emu_buffer [4]
uint8_t *	edge_emu_buffer_base
uint16_t *	mctmp
uint8_t *	mcscratch
int	buffer_stride
uint8_t	obmc_weight [3][MAX_BLOCKSIZE *MAX_BLOCKSIZE]
void(*	put_pixels_tab [4])(uint8_t *dst, const uint8_t *src[5], int stride, int h)
void(*	avg_pixels_tab [4])(uint8_t *dst, const uint8_t *src[5], int stride, int h)
void(*	add_obmc )(uint16_t *dst, const uint8_t *src, int stride, const uint8_t *obmc_weight, int yblen)
dirac_weight_func	weight_func
dirac_biweight_func	biweight_func
DiracFrame *	current_picture
DiracFrame *	ref_pics [2]
DiracFrame *	ref_frames [MAX_REFERENCE_FRAMES+1]
DiracFrame *	delay_frames [MAX_DELAY+1]
DiracFrame	all_frames [MAX_FRAMES]

Detailed Description

Definition at line 134 of file diracdec.c.

Field Documentation

avctx

AVCodecContext* DiracContext::avctx

Definition at line 135 of file diracdec.c.

Referenced by decode_component(), decode_hq_slice(), decode_lowdelay(), decode_subband(), dirac_decode_frame(), dirac_decode_init(), dirac_decode_picture_header(), dirac_unpack_idwt_params(), and dirac_unpack_prediction_parameters().

mpvencdsp

MpegvideoEncDSPContext DiracContext::mpvencdsp

Definition at line 136 of file diracdec.c.

Referenced by dirac_decode_init(), and interpolate_refplane().

vdsp

VideoDSPContext DiracContext::vdsp

Definition at line 137 of file diracdec.c.

Referenced by dirac_decode_init(), and mc_subpel().

diracdsp

DiracDSPContext DiracContext::diracdsp

Definition at line 138 of file diracdec.c.

Referenced by decode_hq_slice(), dirac_decode_frame_internal(), dirac_decode_init(), interpolate_refplane(), and select_dsp_funcs().

reader_ctx

DiracGolombLUT* DiracContext::reader_ctx

Definition at line 139 of file diracdec.c.

Referenced by decode_hq_slice(), dirac_decode_end(), and dirac_decode_init().

version

DiracVersionInfo DiracContext::version

Definition at line 140 of file diracdec.c.

Referenced by dirac_decode_data_unit().

gb

GetBitContext DiracContext::gb

Definition at line 141 of file diracdec.c.

Referenced by decode_component(), decode_lowdelay(), dirac_decode_data_unit(), dirac_decode_picture_header(), dirac_unpack_block_motion_data(), dirac_unpack_idwt_params(), and dirac_unpack_prediction_parameters().

seq

AVDiracSeqHeader DiracContext::seq

Definition at line 142 of file diracdec.c.

Referenced by alloc_buffers(), alloc_sequence_buffers(), dirac_decode_data_unit(), dirac_unpack_block_motion_data(), and init_planes().

seen_sequence_header

int DiracContext::seen_sequence_header

Definition at line 143 of file diracdec.c.

Referenced by dirac_decode_data_unit(), and dirac_decode_flush().

frame_number

int DiracContext::frame_number

Definition at line 144 of file diracdec.c.

Referenced by dirac_decode_flush(), dirac_decode_frame(), dirac_decode_init(), and dirac_decode_picture_header().

plane

Plane DiracContext::plane[3]

Definition at line 145 of file diracdec.c.

Referenced by alloc_sequence_buffers(), block_mc(), decode_component(), decode_hq_slice(), decode_lowdelay(), decode_lowdelay_slice(), dirac_decode_data_unit(), dirac_decode_frame_internal(), dirac_unpack_block_motion_data(), dirac_unpack_prediction_parameters(), free_sequence_buffers(), init_planes(), mc_row(), mc_subpel(), and subband_coeffs().

chroma_x_shift

int DiracContext::chroma_x_shift

Definition at line 146 of file diracdec.c.

Referenced by alloc_sequence_buffers(), dirac_decode_data_unit(), dirac_unpack_prediction_parameters(), init_planes(), and mc_subpel().

chroma_y_shift

int DiracContext::chroma_y_shift

Definition at line 147 of file diracdec.c.

Referenced by alloc_sequence_buffers(), dirac_decode_data_unit(), dirac_unpack_prediction_parameters(), init_planes(), and mc_subpel().

bit_depth

int DiracContext::bit_depth

Definition at line 149 of file diracdec.c.

Referenced by dirac_decode_data_unit(), and dirac_decode_frame_internal().

pshift

int DiracContext::pshift

Definition at line 150 of file diracdec.c.

Referenced by alloc_sequence_buffers(), decode_hq_slice(), decode_lowdelay(), decode_subband(), dirac_decode_data_unit(), and init_planes().

zero_res

int DiracContext::zero_res

Definition at line 152 of file diracdec.c.

Referenced by dirac_decode_frame_internal(), and dirac_unpack_idwt_params().

is_arith

int DiracContext::is_arith

Definition at line 153 of file diracdec.c.

Referenced by decode_component(), and dirac_decode_data_unit().

core_syntax

int DiracContext::core_syntax

Definition at line 154 of file diracdec.c.

Referenced by dirac_decode_data_unit().

low_delay

int DiracContext::low_delay

Definition at line 155 of file diracdec.c.

Referenced by dirac_decode_data_unit(), dirac_decode_frame_internal(), and dirac_unpack_idwt_params().

hq_picture

int DiracContext::hq_picture

Definition at line 156 of file diracdec.c.

Referenced by decode_lowdelay(), dirac_decode_data_unit(), dirac_decode_frame_internal(), and dirac_unpack_idwt_params().

ld_picture

int DiracContext::ld_picture

Definition at line 157 of file diracdec.c.

Referenced by dirac_decode_data_unit(), and dirac_unpack_idwt_params().

dc_prediction

int DiracContext::dc_prediction

Definition at line 158 of file diracdec.c.

Referenced by decode_lowdelay(), and dirac_decode_data_unit().

globalmc_flag

int DiracContext::globalmc_flag

Definition at line 159 of file diracdec.c.

Referenced by decode_block_params(), and dirac_unpack_prediction_parameters().

num_refs

int DiracContext::num_refs

Definition at line 160 of file diracdec.c.

Referenced by decode_block_params(), dirac_decode_data_unit(), dirac_decode_frame_internal(), dirac_decode_picture_header(), dirac_unpack_block_motion_data(), dirac_unpack_idwt_params(), and dirac_unpack_prediction_parameters().

wavelet_depth

unsigned DiracContext::wavelet_depth

Definition at line 163 of file diracdec.c.

Referenced by decode_component(), decode_hq_slice(), decode_lowdelay_slice(), dirac_decode_frame_internal(), dirac_unpack_idwt_params(), init_planes(), and subband_coeffs().

wavelet_idx

unsigned DiracContext::wavelet_idx

Definition at line 164 of file diracdec.c.

Referenced by dirac_decode_frame_internal(), and dirac_unpack_idwt_params().

old_delta_quant

unsigned DiracContext::old_delta_quant

schroedinger older than 1.0.8 doesn't store quant delta if only one codebook exists in a band

Definition at line 170 of file diracdec.c.

Referenced by dirac_decode_data_unit().

codeblock_mode

unsigned DiracContext::codeblock_mode

Definition at line 171 of file diracdec.c.

Referenced by dirac_unpack_idwt_params().

num_x

unsigned DiracContext::num_x

Definition at line 173 of file diracdec.c.

Referenced by decode_hq_slice_row(), decode_lowdelay(), decode_subband(), dirac_unpack_idwt_params(), and subband_coeffs().

num_y

unsigned DiracContext::num_y

Definition at line 174 of file diracdec.c.

Referenced by decode_lowdelay(), decode_subband(), dirac_unpack_idwt_params(), and subband_coeffs().

thread_buf

uint8_t* DiracContext::thread_buf

Definition at line 176 of file diracdec.c.

Referenced by decode_hq_slice_row(), decode_lowdelay(), dirac_decode_end(), and dirac_decode_init().

threads_num_buf

int DiracContext::threads_num_buf

Definition at line 177 of file diracdec.c.

Referenced by decode_lowdelay(), and dirac_decode_init().

thread_buf_size

int DiracContext::thread_buf_size

Definition at line 178 of file diracdec.c.

Referenced by decode_hq_slice_row(), decode_lowdelay(), and dirac_decode_init().

slice_params_buf

DiracSlice* DiracContext::slice_params_buf

Definition at line 180 of file diracdec.c.

Referenced by decode_lowdelay(), and dirac_decode_end().

slice_params_num_buf

int DiracContext::slice_params_num_buf

Definition at line 181 of file diracdec.c.

Referenced by decode_lowdelay().

width

unsigned DiracContext::width

Definition at line 184 of file diracdec.c.

Referenced by dirac_unpack_idwt_params().

height

unsigned DiracContext::height

Definition at line 185 of file diracdec.c.

Referenced by dirac_unpack_idwt_params().

codeblock

struct { ... } DiracContext::codeblock[MAX_DWT_LEVELS+1]

Referenced by dirac_unpack_idwt_params().

bytes

AVRational DiracContext::bytes

Definition at line 189 of file diracdec.c.

Referenced by decode_lowdelay(), and dirac_unpack_idwt_params().

quant

uint8_t DiracContext::quant[MAX_DWT_LEVELS][4]

Definition at line 190 of file diracdec.c.

Referenced by decode_hq_slice(), decode_lowdelay_slice(), and dirac_unpack_idwt_params().

lowdelay

struct { ... } DiracContext::lowdelay

Referenced by decode_hq_slice(), decode_lowdelay(), decode_lowdelay_slice(), and dirac_unpack_idwt_params().

prefix_bytes

unsigned DiracContext::prefix_bytes

Definition at line 194 of file diracdec.c.

Referenced by decode_hq_slice(), decode_lowdelay(), and dirac_unpack_idwt_params().

size_scaler

uint64_t DiracContext::size_scaler

Definition at line 195 of file diracdec.c.

Referenced by decode_hq_slice(), decode_lowdelay(), and dirac_unpack_idwt_params().

highquality

struct { ... } DiracContext::highquality

Referenced by decode_hq_slice(), decode_lowdelay(), and dirac_unpack_idwt_params().

pan_tilt

int DiracContext::pan_tilt[2]

Definition at line 199 of file diracdec.c.

Referenced by dirac_unpack_prediction_parameters(), and global_mv().

zrs

int DiracContext::zrs[2][2]

Definition at line 200 of file diracdec.c.

Referenced by dirac_unpack_prediction_parameters(), and global_mv().

perspective

int DiracContext::perspective[2]

Definition at line 201 of file diracdec.c.

Referenced by dirac_unpack_prediction_parameters(), and global_mv().

zrs_exp

unsigned DiracContext::zrs_exp

Definition at line 202 of file diracdec.c.

Referenced by dirac_unpack_prediction_parameters(), and global_mv().

perspective_exp

unsigned DiracContext::perspective_exp

Definition at line 203 of file diracdec.c.

Referenced by dirac_unpack_prediction_parameters(), and global_mv().

globalmc

struct { ... } DiracContext::globalmc[2]

Referenced by dirac_unpack_prediction_parameters(), and global_mv().

mv_precision

uint8_t DiracContext::mv_precision

Definition at line 207 of file diracdec.c.

Referenced by dirac_unpack_prediction_parameters(), interpolate_refplane(), and mc_subpel().

weight

int16_t DiracContext::weight[2]

Definition at line 208 of file diracdec.c.

Referenced by block_mc(), dirac_unpack_prediction_parameters(), and select_dsp_funcs().

weight_log2denom

unsigned DiracContext::weight_log2denom

Definition at line 209 of file diracdec.c.

Referenced by block_mc(), dirac_unpack_prediction_parameters(), and select_dsp_funcs().

blwidth

int DiracContext::blwidth

Definition at line 211 of file diracdec.c.

Referenced by dirac_decode_frame_internal(), dirac_unpack_block_motion_data(), and mc_row().

blheight

int DiracContext::blheight

Definition at line 212 of file diracdec.c.

Referenced by dirac_decode_frame_internal(), dirac_unpack_block_motion_data(), and init_obmc_weights().

sbwidth

int DiracContext::sbwidth

Definition at line 213 of file diracdec.c.

Referenced by dirac_unpack_block_motion_data().

sbheight

int DiracContext::sbheight

Definition at line 214 of file diracdec.c.

Referenced by dirac_unpack_block_motion_data().

sbsplit

uint8_t* DiracContext::sbsplit

Definition at line 216 of file diracdec.c.

Referenced by alloc_sequence_buffers(), dirac_unpack_block_motion_data(), and free_sequence_buffers().

blmotion

DiracBlock* DiracContext::blmotion

Definition at line 217 of file diracdec.c.

Referenced by alloc_sequence_buffers(), dirac_decode_frame_internal(), dirac_unpack_block_motion_data(), and free_sequence_buffers().

edge_emu_buffer

uint8_t* DiracContext::edge_emu_buffer[4]

Definition at line 219 of file diracdec.c.

Referenced by alloc_buffers(), dirac_decode_frame_internal(), and mc_subpel().

edge_emu_buffer_base

uint8_t* DiracContext::edge_emu_buffer_base

Definition at line 220 of file diracdec.c.

Referenced by alloc_buffers(), dirac_decode_frame_internal(), and free_sequence_buffers().

mctmp

uint16_t* DiracContext::mctmp

Definition at line 222 of file diracdec.c.

Referenced by alloc_buffers(), dirac_decode_frame_internal(), and free_sequence_buffers().

mcscratch

uint8_t* DiracContext::mcscratch

Definition at line 223 of file diracdec.c.

Referenced by alloc_buffers(), block_mc(), and free_sequence_buffers().

buffer_stride

int DiracContext::buffer_stride

Definition at line 224 of file diracdec.c.

Referenced by alloc_buffers(), and free_sequence_buffers().

obmc_weight

uint8_t DiracContext::obmc_weight[3][MAX_BLOCKSIZE *MAX_BLOCKSIZE]

Definition at line 226 of file diracdec.c.

Referenced by init_obmc_weights(), and mc_row().

put_pixels_tab

void(* DiracContext::put_pixels_tab[4])(uint8_t *dst, const uint8_t *src[5], int stride, int h)

Definition at line 228 of file diracdec.c.

Referenced by block_mc(), and select_dsp_funcs().

avg_pixels_tab

void(* DiracContext::avg_pixels_tab[4])(uint8_t *dst, const uint8_t *src[5], int stride, int h)

Definition at line 229 of file diracdec.c.

Referenced by block_mc(), and select_dsp_funcs().

add_obmc

void(* DiracContext::add_obmc) (uint16_t *dst, const uint8_t *src, int stride, const uint8_t *obmc_weight, int yblen)

Definition at line 230 of file diracdec.c.

Referenced by block_mc(), and select_dsp_funcs().

weight_func

dirac_weight_func DiracContext::weight_func

Definition at line 231 of file diracdec.c.

Referenced by block_mc(), and select_dsp_funcs().

biweight_func

dirac_biweight_func DiracContext::biweight_func

Definition at line 232 of file diracdec.c.

Referenced by block_mc(), and select_dsp_funcs().

current_picture

DiracFrame* DiracContext::current_picture

Definition at line 234 of file diracdec.c.

Referenced by dirac_decode_data_unit(), dirac_decode_frame(), dirac_decode_frame_internal(), and dirac_decode_picture_header().

ref_pics

DiracFrame* DiracContext::ref_pics[2]

Definition at line 235 of file diracdec.c.

Referenced by dirac_decode_frame_internal(), dirac_decode_picture_header(), and mc_subpel().

ref_frames

DiracFrame* DiracContext::ref_frames[MAX_REFERENCE_FRAMES+1]

Definition at line 237 of file diracdec.c.

Referenced by dirac_decode_picture_header(), and free_sequence_buffers().

delay_frames

DiracFrame* DiracContext::delay_frames[MAX_DELAY+1]

Definition at line 238 of file diracdec.c.

Referenced by dirac_decode_frame(), free_sequence_buffers(), and get_delayed_pic().

all_frames

DiracFrame DiracContext::all_frames[MAX_FRAMES]

Definition at line 239 of file diracdec.c.

Referenced by dirac_decode_data_unit(), dirac_decode_end(), dirac_decode_frame(), dirac_decode_init(), dirac_decode_picture_header(), and free_sequence_buffers().

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

• libavcodec/diracdec.c