FFV1Context Struct Reference

#include <libavcodec/ffv1.h>

Data Fields
AVClass *	class
AVCodecContext *	avctx
RangeCoder	c
GetBitContext	gb
PutBitContext	pb
uint64_t	rc_stat [256][2]
uint64_t(*[MAX_QUANT_TABLES]	rc_stat2 )[32][2]
int	version
int	micro_version
int	width
int	height
int	chroma_planes
int	chroma_h_shift
int	chroma_v_shift
int	transparency
int	flags
int	picture_number
int	key_frame
ThreadFrame	picture
ThreadFrame	last_picture
struct FFV1Context *	fsrc
AVFrame *	cur
int	plane_count
int	ac
	1=range coder <-> 0=golomb rice More...
int	ac_byte_count
	number of bytes used for AC coding More...
PlaneContext	plane [MAX_PLANES]
int16_t	quant_table [MAX_CONTEXT_INPUTS][256]
int16_t	quant_tables [MAX_QUANT_TABLES][MAX_CONTEXT_INPUTS][256]
int	context_count [MAX_QUANT_TABLES]
uint8_t	state_transition [256]
uint8_t(*[MAX_QUANT_TABLES]	initial_states )[32]
int	run_index
int	colorspace
int16_t *	sample_buffer
int32_t *	sample_buffer32
int	use32bit
int	ec
int	intra
int	slice_damaged
int	key_frame_ok
int	context_model
int	bits_per_raw_sample
int	packed_at_lsb
int	gob_count
int	quant_table_count
struct FFV1Context *	slice_context [MAX_SLICES]
int	slice_count
int	max_slice_count
int	num_v_slices
int	num_h_slices
int	slice_width
int	slice_height
int	slice_x
int	slice_y
int	slice_reset_contexts
int	slice_coding_mode
int	slice_rct_by_coef
int	slice_rct_ry_coef

Detailed Description

Definition at line 79 of file ffv1.h.

Field Documentation

class

AVClass* FFV1Context::class

Definition at line 80 of file ffv1.h.

avctx

AVCodecContext* FFV1Context::avctx

Definition at line 81 of file ffv1.h.

Referenced by decode_frame(), decode_plane(), decode_slice(), decode_slice_header(), encode_slice(), ff_ffv1_common_init(), ff_ffv1_init_slice_contexts(), read_extra_header(), read_header(), and write_extradata().

c

RangeCoder FFV1Context::c

Definition at line 82 of file ffv1.h.

Referenced by decode_frame(), decode_slice(), decode_slice_header(), encode_frame(), encode_slice(), encode_slice_header(), ff_ffv1_init_slice_state(), is_input_end(), read_extra_header(), read_header(), write_extradata(), and write_header().

gb

GetBitContext FFV1Context::gb

Definition at line 83 of file ffv1.h.

Referenced by decode_slice(), and is_input_end().

pb

PutBitContext FFV1Context::pb

Definition at line 84 of file ffv1.h.

Referenced by encode_frame(), and encode_slice().

rc_stat

uint64_t FFV1Context::rc_stat[256][2]

Definition at line 85 of file ffv1.h.

Referenced by encode_frame(), encode_init(), and sort_stt().

rc_stat2

uint64_t(*[MAX_QUANT_TABLES] FFV1Context::rc_stat2)[32][2]

Definition at line 86 of file ffv1.h.

Referenced by encode_frame(), encode_init(), ff_ffv1_close(), and ff_ffv1_init_slice_contexts().

version

int FFV1Context::version

Definition at line 87 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), decode_slice(), decode_slice_header(), encode_frame(), encode_init(), encode_slice(), encode_slice_header(), read_extra_header(), read_header(), write_extradata(), and write_header().

micro_version

int FFV1Context::micro_version

Definition at line 88 of file ffv1.h.

Referenced by copy_fields(), decode_slice(), read_extra_header(), and write_extradata().

width

int FFV1Context::width

Definition at line 89 of file ffv1.h.

Referenced by decode_slice_header(), encode_slice_header(), ff_ffv1_common_init(), ff_ffv1_init_slice_contexts(), read_extra_header(), read_header(), and write_header().

height

int FFV1Context::height

Definition at line 89 of file ffv1.h.

Referenced by decode_slice_header(), encode_slice_header(), ff_ffv1_common_init(), read_extra_header(), read_header(), and write_header().

chroma_planes

int FFV1Context::chroma_planes

Definition at line 90 of file ffv1.h.

Referenced by copy_fields(), decode_slice(), encode_init(), encode_slice(), read_extra_header(), read_header(), write_extradata(), and write_header().

chroma_h_shift

int FFV1Context::chroma_h_shift

Definition at line 91 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), decode_slice(), encode_init(), encode_slice(), read_extra_header(), read_header(), write_extradata(), and write_header().

chroma_v_shift

int FFV1Context::chroma_v_shift

Definition at line 91 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), decode_slice(), encode_init(), encode_slice(), read_extra_header(), read_header(), write_extradata(), and write_header().

transparency

int FFV1Context::transparency

Definition at line 92 of file ffv1.h.

Referenced by copy_fields(), decode_rgb_frame(), decode_slice(), encode_init(), encode_rgb_frame(), encode_slice(), ff_ffv1_init_slice_state(), read_extra_header(), read_header(), write_extradata(), and write_header().

flags

int FFV1Context::flags

Definition at line 93 of file ffv1.h.

Referenced by ff_ffv1_common_init().

picture_number

int FFV1Context::picture_number

Definition at line 94 of file ffv1.h.

Referenced by decode_frame(), encode_frame(), and encode_init().

key_frame

int FFV1Context::key_frame

Definition at line 95 of file ffv1.h.

Referenced by encode_frame(), and encode_slice().

picture

ThreadFrame FFV1Context::picture

Definition at line 96 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), decode_slice(), encode_frame(), encode_slice(), encode_slice_header(), ff_ffv1_close(), and ff_ffv1_common_init().

last_picture

ThreadFrame FFV1Context::last_picture

Definition at line 96 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), decode_slice(), ff_ffv1_close(), and ff_ffv1_common_init().

fsrc

struct FFV1Context* FFV1Context::fsrc

Definition at line 97 of file ffv1.h.

Referenced by copy_fields(), and decode_slice().

cur

AVFrame* FFV1Context::cur

Definition at line 99 of file ffv1.h.

Referenced by decode_frame(), decode_slice(), and decode_slice_header().

plane_count

int FFV1Context::plane_count

Definition at line 100 of file ffv1.h.

Referenced by copy_fields(), decode_slice(), decode_slice_header(), encode_init(), encode_slice_header(), ff_ffv1_clear_slice_state(), ff_ffv1_close(), ff_ffv1_init_slice_state(), read_extra_header(), read_header(), and write_header().

ac

int FFV1Context::ac

1=range coder <-> 0=golomb rice

Definition at line 101 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), decode_slice(), encode_frame(), encode_init(), encode_slice(), ff_ffv1_clear_slice_state(), ff_ffv1_init_slice_state(), is_input_end(), read_extra_header(), read_header(), write_extradata(), and write_header().

ac_byte_count

int FFV1Context::ac_byte_count

number of bytes used for AC coding

Definition at line 102 of file ffv1.h.

Referenced by decode_slice(), encode_frame(), and encode_slice().

plane

PlaneContext FFV1Context::plane[MAX_PLANES]

Definition at line 103 of file ffv1.h.

Referenced by copy_fields(), decode_slice(), decode_slice_header(), encode_init(), encode_slice_header(), ff_ffv1_clear_slice_state(), ff_ffv1_close(), ff_ffv1_init_slice_state(), read_header(), and write_header().

quant_table

int16_t FFV1Context::quant_table[MAX_CONTEXT_INPUTS][256]

Definition at line 104 of file ffv1.h.

Referenced by encode_init(), read_header(), and write_header().

quant_tables

int16_t FFV1Context::quant_tables[MAX_QUANT_TABLES][MAX_CONTEXT_INPUTS][256]

Definition at line 105 of file ffv1.h.

Referenced by decode_slice_header(), encode_init(), read_extra_header(), read_header(), and write_extradata().

context_count

int FFV1Context::context_count[MAX_QUANT_TABLES]

Definition at line 106 of file ffv1.h.

Referenced by decode_frame(), decode_line(), decode_slice_header(), encode_frame(), encode_init(), ff_ffv1_allocate_initial_states(), read_extra_header(), read_header(), read_quant_tables(), and write_extradata().

state_transition

uint8_t FFV1Context::state_transition[256]

Definition at line 107 of file ffv1.h.

Referenced by encode_frame(), encode_init(), ff_ffv1_init_slice_state(), read_extra_header(), read_header(), write_extradata(), and write_header().

initial_states

uint8_t(*[MAX_QUANT_TABLES] FFV1Context::initial_states)[32]

Definition at line 108 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), encode_init(), ff_ffv1_allocate_initial_states(), ff_ffv1_clear_slice_state(), ff_ffv1_close(), read_extra_header(), and write_extradata().

run_index

int FFV1Context::run_index

Definition at line 109 of file ffv1.h.

Referenced by decode_line(), decode_plane(), encode_line(), and encode_plane().

colorspace

int FFV1Context::colorspace

Definition at line 110 of file ffv1.h.

Referenced by copy_fields(), decode_slice(), encode_init(), encode_slice(), read_extra_header(), read_header(), write_extradata(), and write_header().

sample_buffer

int16_t* FFV1Context::sample_buffer

Definition at line 111 of file ffv1.h.

Referenced by choose_rct_params(), copy_fields(), decode_frame(), decode_plane(), encode_plane(), ff_ffv1_close(), and ff_ffv1_init_slice_contexts().

sample_buffer32

int32_t* FFV1Context::sample_buffer32

Definition at line 112 of file ffv1.h.

Referenced by ff_ffv1_close(), and ff_ffv1_init_slice_contexts().

use32bit

int FFV1Context::use32bit

Definition at line 114 of file ffv1.h.

Referenced by decode_slice(), encode_init(), encode_slice(), and read_header().

ec

int FFV1Context::ec

Definition at line 116 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), decode_slice(), encode_frame(), encode_init(), read_extra_header(), read_header(), and write_extradata().

intra

int FFV1Context::intra

Definition at line 117 of file ffv1.h.

Referenced by copy_fields(), read_extra_header(), and write_extradata().

slice_damaged

int FFV1Context::slice_damaged

Definition at line 118 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), decode_slice(), and read_header().

key_frame_ok

int FFV1Context::key_frame_ok

Definition at line 119 of file ffv1.h.

Referenced by copy_fields(), and decode_frame().

context_model

int FFV1Context::context_model

Definition at line 120 of file ffv1.h.

Referenced by encode_init(), encode_plane(), encode_slice_header(), and write_header().

bits_per_raw_sample

int FFV1Context::bits_per_raw_sample

Definition at line 122 of file ffv1.h.

Referenced by choose_rct_params(), copy_fields(), encode_init(), encode_plane(), read_header(), write_extradata(), and write_header().

packed_at_lsb

int FFV1Context::packed_at_lsb

Definition at line 123 of file ffv1.h.

Referenced by copy_fields(), decode_plane(), encode_init(), encode_plane(), and read_header().

gob_count

int FFV1Context::gob_count

Definition at line 125 of file ffv1.h.

Referenced by encode_frame(), and encode_init().

quant_table_count

int FFV1Context::quant_table_count

Definition at line 126 of file ffv1.h.

Referenced by decode_frame(), decode_slice_header(), encode_frame(), encode_init(), ff_ffv1_allocate_initial_states(), ff_ffv1_close(), read_extra_header(), read_header(), and write_extradata().

slice_context

struct FFV1Context* FFV1Context::slice_context[MAX_SLICES]

Definition at line 128 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), decode_slice(), encode_frame(), encode_init(), ff_ffv1_close(), ff_ffv1_init_slice_contexts(), ff_ffv1_init_slices_state(), read_header(), and write_header().

slice_count

int FFV1Context::slice_count

Definition at line 129 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), encode_frame(), encode_init(), read_header(), and write_header().

max_slice_count

int FFV1Context::max_slice_count

Definition at line 130 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), encode_frame(), encode_init(), ff_ffv1_close(), ff_ffv1_init_slice_contexts(), ff_ffv1_init_slices_state(), and read_header().

num_v_slices

int FFV1Context::num_v_slices

Definition at line 131 of file ffv1.h.

Referenced by copy_fields(), decode_slice_header(), encode_init(), encode_slice_header(), ff_ffv1_common_init(), ff_ffv1_init_slice_contexts(), read_extra_header(), read_header(), write_extradata(), and write_header().

num_h_slices

int FFV1Context::num_h_slices

Definition at line 132 of file ffv1.h.

Referenced by copy_fields(), decode_slice_header(), encode_init(), encode_slice_header(), ff_ffv1_common_init(), ff_ffv1_init_slice_contexts(), read_extra_header(), read_header(), write_extradata(), and write_header().

slice_width

int FFV1Context::slice_width

Definition at line 133 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), decode_slice(), decode_slice_header(), encode_slice(), encode_slice_header(), ff_ffv1_init_slice_contexts(), read_header(), and write_header().

slice_height

int FFV1Context::slice_height

Definition at line 134 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), decode_slice(), decode_slice_header(), encode_slice(), encode_slice_header(), ff_ffv1_init_slice_contexts(), read_header(), and write_header().

slice_x

int FFV1Context::slice_x

Definition at line 135 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), decode_slice(), decode_slice_header(), encode_slice(), encode_slice_header(), ff_ffv1_init_slice_contexts(), read_header(), and write_header().

slice_y

int FFV1Context::slice_y

Definition at line 136 of file ffv1.h.

Referenced by copy_fields(), decode_frame(), decode_slice(), decode_slice_header(), encode_slice(), encode_slice_header(), ff_ffv1_init_slice_contexts(), read_header(), and write_header().

slice_reset_contexts

int FFV1Context::slice_reset_contexts

Definition at line 137 of file ffv1.h.

Referenced by decode_slice(), and decode_slice_header().

slice_coding_mode

int FFV1Context::slice_coding_mode

Definition at line 138 of file ffv1.h.

Referenced by decode_slice_header(), encode_slice(), and encode_slice_header().

slice_rct_by_coef

int FFV1Context::slice_rct_by_coef

Definition at line 139 of file ffv1.h.

Referenced by choose_rct_params(), decode_slice(), decode_slice_header(), encode_slice(), and encode_slice_header().

slice_rct_ry_coef

int FFV1Context::slice_rct_ry_coef

Definition at line 140 of file ffv1.h.

Referenced by choose_rct_params(), decode_slice(), decode_slice_header(), encode_slice(), and encode_slice_header().

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

• libavcodec/ffv1.h