SnowContext Struct Reference

Collaboration diagram for SnowContext:

[legend]

Data Fields
AVCodecContext *	avctx
RangeCoder	c
DSPContext	dsp
AVFrame	input_picture
AVFrame	current_picture
AVFrame	last_picture
AVFrame	mconly_picture
uint8_t	header_state [32]
uint8_t	block_state [128+32 *128]
int	keyframe
int	always_reset
int	version
int	spatial_decomposition_type
int	temporal_decomposition_type
int	spatial_decomposition_count
int	temporal_decomposition_count
DWTELEM *	spatial_dwt_buffer
int	colorspace_type
int	chroma_h_shift
int	chroma_v_shift
int	spatial_scalability
int	qlog
int	lambda
int	lambda2
int	mv_scale
int	qbias
int	b_width
int	b_height
int	block_max_depth
Plane	plane [MAX_PLANES]
BlockNode *	block
slice_buffer	sb
MpegEncContext	m

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Detailed Description

Definition at line 430 of file snow.c.

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Field Documentation

AVCodecContext* SnowContext::avctx

Definition at line 433 of file snow.c.

Referenced by alloc_blocks(), common_init(), decode_frame(), decode_header(), encode_blocks(), encode_frame(), encode_q_branch(), encode_subband_c0run(), frame_start(), predict_slice(), and predict_slice_buffered().

RangeCoder SnowContext::c

Definition at line 434 of file snow.c.

Referenced by decode_frame(), decode_header(), decode_q_branch(), encode_blocks(), encode_frame(), encode_header(), encode_q_branch(), encode_subband_c0run(), and unpack_coeffs().

DSPContext SnowContext::dsp

Definition at line 435 of file snow.c.

Referenced by common_init(), and encode_frame().

AVFrame SnowContext::input_picture

Definition at line 436 of file snow.c.

Referenced by encode_frame(), and encode_q_branch().

AVFrame SnowContext::current_picture

Definition at line 437 of file snow.c.

Referenced by decode_frame(), encode_frame(), encode_init(), encode_q_branch(), frame_start(), predict_slice(), and predict_slice_buffered().

AVFrame SnowContext::last_picture

Definition at line 438 of file snow.c.

Referenced by decode_frame(), encode_frame(), encode_q_branch(), frame_start(), predict_slice(), and predict_slice_buffered().

AVFrame SnowContext::mconly_picture

Definition at line 439 of file snow.c.

Referenced by common_init(), and decode_frame().

uint8_t SnowContext::header_state[32]

Definition at line 441 of file snow.c.

Referenced by decode_header(), encode_header(), and reset_contexts().

uint8_t SnowContext::block_state[128+32 *128]

Definition at line 442 of file snow.c.

Referenced by decode_q_branch(), encode_q_branch(), and reset_contexts().

int SnowContext::keyframe

Definition at line 443 of file snow.c.

Referenced by decode_frame(), decode_header(), decode_q_branch(), encode_frame(), encode_header(), encode_q_branch(), predict_slice(), and predict_slice_buffered().

int SnowContext::always_reset

Definition at line 444 of file snow.c.

Referenced by decode_header(), and encode_header().

int SnowContext::version

Definition at line 445 of file snow.c.

Referenced by decode_header(), encode_header(), and encode_init().

int SnowContext::spatial_decomposition_type

Definition at line 446 of file snow.c.

Referenced by calculate_vissual_weight(), common_init(), decode_frame(), decode_header(), encode_frame(), and encode_header().

int SnowContext::temporal_decomposition_type

Definition at line 447 of file snow.c.

Referenced by decode_header(), and encode_header().

int SnowContext::spatial_decomposition_count

Definition at line 448 of file snow.c.

Referenced by calculate_vissual_weight(), common_end(), common_init(), decode_frame(), decode_header(), decode_init(), encode_frame(), encode_header(), quantize(), and reset_contexts().

int SnowContext::temporal_decomposition_count

Definition at line 449 of file snow.c.

Referenced by decode_header(), and encode_header().

DWTELEM* SnowContext::spatial_dwt_buffer

Definition at line 450 of file snow.c.

Referenced by calculate_vissual_weight(), common_end(), common_init(), decode_frame(), decode_init(), decode_subband_slice_buffered(), and encode_frame().

int SnowContext::colorspace_type

Definition at line 451 of file snow.c.

Referenced by decode_header(), encode_header(), and encode_init().

int SnowContext::chroma_h_shift

Definition at line 452 of file snow.c.

Referenced by common_init(), decode_header(), encode_header(), and encode_init().

int SnowContext::chroma_v_shift

Definition at line 453 of file snow.c.

Referenced by common_init(), decode_header(), encode_header(), and encode_init().

int SnowContext::spatial_scalability

Definition at line 454 of file snow.c.

Referenced by decode_header(), and encode_header().

int SnowContext::qlog

Definition at line 455 of file snow.c.

Referenced by decode_frame(), decode_header(), decode_subband_slice_buffered(), dequantize(), dequantize_slice_buffered(), encode_frame(), encode_header(), and quantize().

int SnowContext::lambda

Definition at line 456 of file snow.c.

Referenced by encode_frame(), and encode_q_branch().

int SnowContext::lambda2

Definition at line 457 of file snow.c.

Referenced by encode_frame(), and encode_q_branch().

int SnowContext::mv_scale

Definition at line 458 of file snow.c.

Referenced by common_init(), decode_header(), and encode_header().

int SnowContext::qbias

Definition at line 459 of file snow.c.

Referenced by decode_header(), decode_subband_slice_buffered(), dequantize(), dequantize_slice_buffered(), encode_frame(), and encode_header().

int SnowContext::b_width

Definition at line 461 of file snow.c.

Referenced by add_yblock(), add_yblock_buffered(), alloc_blocks(), decode_blocks(), decode_q_branch(), encode_blocks(), encode_q_branch(), predict_slice(), predict_slice_buffered(), and set_blocks().

int SnowContext::b_height

Definition at line 462 of file snow.c.

Referenced by add_yblock(), add_yblock_buffered(), alloc_blocks(), decode_blocks(), decode_frame(), encode_blocks(), encode_q_branch(), predict_plane(), predict_slice(), and predict_slice_buffered().

int SnowContext::block_max_depth

Definition at line 463 of file snow.c.

Referenced by add_yblock(), add_yblock_buffered(), alloc_blocks(), common_init(), decode_frame(), decode_header(), decode_init(), decode_q_branch(), encode_header(), encode_q_branch(), predict_plane(), predict_slice(), predict_slice_buffered(), and set_blocks().

Plane SnowContext::plane[MAX_PLANES]

Definition at line 464 of file snow.c.

Referenced by common_end(), common_init(), decode_frame(), decode_header(), decode_init(), encode_frame(), encode_header(), encode_init(), predict_slice(), predict_slice_buffered(), and reset_contexts().

BlockNode* SnowContext::block

Definition at line 465 of file snow.c.

Referenced by add_yblock(), add_yblock_buffered(), alloc_blocks(), common_end(), decode_frame(), decode_q_branch(), encode_q_branch(), and set_blocks().

slice_buffer SnowContext::sb

Definition at line 466 of file snow.c.

Referenced by decode_end(), decode_frame(), and decode_init().

MpegEncContext SnowContext::m

Definition at line 468 of file snow.c.

Referenced by common_end(), encode_frame(), encode_init(), and encode_q_branch().

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

• hvirtual/quicktime/ffmpeg/libavcodec/snow.c