FFmpeg
Data Fields
SnowContext Struct Reference

#include <snow.h>

Data Fields

AVClass *  class
 
AVCodecContext *  avctx
 
RangeCoder  c
 
MECmpContext  mecc
 
HpelDSPContext  hdsp
 
QpelDSPContext  qdsp
 
VideoDSPContext  vdsp
 
H264QpelContext  h264qpel
 
MpegvideoEncDSPContext  mpvencdsp
 
SnowDWTContext  dwt
 
const AVFrame *  new_picture
 
AVFrame *  input_picture
  new_picture with the internal linesizes
 
AVFrame *  current_picture
 
AVFrame *  last_picture [MAX_REF_FRAMES]
 
uint8_t *  halfpel_plane [MAX_REF_FRAMES][4][4]
 
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  last_spatial_decomposition_type
 
int  temporal_decomposition_type
 
int  spatial_decomposition_count
 
int  last_spatial_decomposition_count
 
int  temporal_decomposition_count
 
int  max_ref_frames
 
int  ref_frames
 
int16_t(*[MAX_REF_FRAMES]  ref_mvs )[2]
 
uint32_t *  ref_scores [MAX_REF_FRAMES]
 
DWTELEM *  spatial_dwt_buffer
 
DWTELEM *  temp_dwt_buffer
 
IDWTELEM *  spatial_idwt_buffer
 
IDWTELEM *  temp_idwt_buffer
 
int *  run_buffer
 
int  colorspace_type
 
int  chroma_h_shift
 
int  chroma_v_shift
 
int  spatial_scalability
 
int  qlog
 
int  last_qlog
 
int  lambda
 
int  lambda2
 
int  pass1_rc
 
int  mv_scale
 
int  last_mv_scale
 
int  qbias
 
int  last_qbias
 
int  b_width
 
int  b_height
 
int  block_max_depth
 
int  last_block_max_depth
 
int  nb_planes
 
Plane  plane [MAX_PLANES]
 
BlockNode *  block
 
unsigned  me_cache [ME_CACHE_SIZE]
 
unsigned  me_cache_generation
 
slice_buffer  sb
 
int  memc_only
 
int  no_bitstream
 
MpegEncContext  m
 
uint8_t *  scratchbuf
 
uint8_t *  emu_edge_buffer
 

Detailed Description

Definition at line 109 of file snow.h.

Field Documentation

AVClass* SnowContext::class

Definition at line 110 of file snow.h.

AVCodecContext* SnowContext::avctx

Definition at line 111 of file snow.h.

Referenced by decode_frame(), decode_header(), decode_q_branch(), encode_blocks(), encode_frame(), encode_init(), encode_q_branch(), encode_subband_c0run(), ff_snow_alloc_blocks(), ff_snow_common_init_after_header(), ff_snow_frame_start(), ff_snow_get_buffer(), get_4block_rd(), get_block_rd(), halfpel_interpol(), iterative_me(), mca(), predict_slice(), predict_slice_buffered(), and unpack_coeffs().

RangeCoder SnowContext::c

Definition at line 112 of file snow.h.

Referenced by decode_frame(), decode_header(), decode_q_branch(), decode_qlogs(), encode_blocks(), encode_frame(), encode_header(), encode_q_branch(), encode_q_branch2(), encode_qlogs(), encode_subband_c0run(), iterative_me(), and unpack_coeffs().

MECmpContext SnowContext::mecc

Definition at line 113 of file snow.h.

Referenced by encode_frame(), encode_init(), get_4block_rd(), get_block_rd(), and mca().

HpelDSPContext SnowContext::hdsp

Definition at line 114 of file snow.h.

Referenced by encode_frame(), and mca().

QpelDSPContext SnowContext::qdsp

Definition at line 115 of file snow.h.

Referenced by encode_frame().

VideoDSPContext SnowContext::vdsp

Definition at line 116 of file snow.h.

Referenced by ff_snow_pred_block(), and mca().

H264QpelContext SnowContext::h264qpel

Definition at line 117 of file snow.h.

Referenced by ff_snow_pred_block(), and mca().

MpegvideoEncDSPContext SnowContext::mpvencdsp

Definition at line 118 of file snow.h.

Referenced by encode_frame(), and encode_init().

SnowDWTContext SnowContext::dwt

Definition at line 119 of file snow.h.

Referenced by add_yblock(), decode_frame(), and mca().

const AVFrame* SnowContext::new_picture

Definition at line 120 of file snow.h.

Referenced by encode_frame().

AVFrame* SnowContext::input_picture

new_picture with the internal linesizes

Definition at line 121 of file snow.h.

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

AVFrame* SnowContext::current_picture

Definition at line 122 of file snow.h.

Referenced by decode_frame(), encode_frame(), encode_q_branch(), ff_snow_common_end(), ff_snow_frame_start(), ff_snow_release_buffer(), get_4block_rd(), get_block_rd(), get_dc(), iterative_me(), mca(), predict_slice(), and predict_slice_buffered().

AVFrame* SnowContext::last_picture[MAX_REF_FRAMES]

Definition at line 123 of file snow.h.

Referenced by encode_frame(), encode_q_branch(), ff_snow_common_end(), ff_snow_frame_start(), ff_snow_pred_block(), ff_snow_release_buffer(), and mca().

uint8_t* SnowContext::halfpel_plane[MAX_REF_FRAMES][4][4]

Definition at line 124 of file snow.h.

Referenced by ff_snow_frame_start(), and ff_snow_release_buffer().

AVFrame* SnowContext::mconly_picture

Definition at line 125 of file snow.h.

Referenced by decode_frame(), ff_snow_common_end(), ff_snow_common_init_after_header(), and mca().

uint8_t SnowContext::header_state[32]

Definition at line 127 of file snow.h.

Referenced by decode_header(), decode_qlogs(), encode_frame(), encode_header(), encode_qlogs(), and ff_snow_reset_contexts().

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

Definition at line 128 of file snow.h.

Referenced by decode_q_branch(), encode_frame(), encode_q_branch(), encode_q_branch2(), ff_snow_reset_contexts(), and iterative_me().

int SnowContext::keyframe

Definition at line 129 of file snow.h.

Referenced by decode_frame(), decode_header(), decode_q_branch(), encode_blocks(), encode_frame(), encode_header(), encode_q_branch(), encode_q_branch2(), ff_snow_frame_start(), predict_slice(), predict_slice_buffered(), and update_last_header_values().

int SnowContext::always_reset

Definition at line 130 of file snow.h.

Referenced by decode_header(), and encode_header().

int SnowContext::version

Definition at line 131 of file snow.h.

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

int SnowContext::spatial_decomposition_type

Definition at line 132 of file snow.h.

Referenced by calculate_visual_weight(), decode_frame(), decode_header(), encode_frame(), encode_header(), encode_init(), and update_last_header_values().

int SnowContext::last_spatial_decomposition_type

Definition at line 133 of file snow.h.

Referenced by encode_header(), and update_last_header_values().

int SnowContext::temporal_decomposition_type

Definition at line 134 of file snow.h.

Referenced by decode_header(), and encode_header().

int SnowContext::spatial_decomposition_count

Definition at line 135 of file snow.h.

Referenced by calculate_visual_weight(), decode_frame(), decode_header(), decode_qlogs(), encode_frame(), encode_header(), encode_qlogs(), ff_snow_common_end(), ff_snow_common_init_after_header(), ratecontrol_1pass(), and update_last_header_values().

int SnowContext::last_spatial_decomposition_count

Definition at line 136 of file snow.h.

Referenced by encode_frame(), encode_header(), and update_last_header_values().

int SnowContext::temporal_decomposition_count

Definition at line 137 of file snow.h.

Referenced by decode_header(), and encode_header().

int SnowContext::max_ref_frames

Definition at line 138 of file snow.h.

Referenced by decode_header(), encode_header(), encode_init(), ff_snow_frame_start(), ff_snow_release_buffer(), and mca().

int SnowContext::ref_frames

Definition at line 139 of file snow.h.

Referenced by decode_q_branch(), encode_q_branch(), encode_q_branch2(), ff_snow_frame_start(), iterative_me(), and pred_mv().

int16_t(*[MAX_REF_FRAMES] SnowContext::ref_mvs)[2]

Definition at line 140 of file snow.h.

Referenced by encode_init(), encode_q_branch(), ff_snow_common_end(), and iterative_me().

uint32_t* SnowContext::ref_scores[MAX_REF_FRAMES]

Definition at line 141 of file snow.h.

Referenced by encode_init(), encode_q_branch(), ff_snow_common_end(), and iterative_me().

DWTELEM* SnowContext::spatial_dwt_buffer

Definition at line 142 of file snow.h.

Referenced by decode_frame(), encode_frame(), ff_snow_common_end(), ff_snow_common_init_after_header(), and mca().

DWTELEM* SnowContext::temp_dwt_buffer

Definition at line 143 of file snow.h.

Referenced by encode_frame(), ff_snow_common_end(), and mca().

IDWTELEM* SnowContext::spatial_idwt_buffer

Definition at line 144 of file snow.h.

Referenced by calculate_visual_weight(), decode_frame(), decode_subband_slice_buffered(), encode_frame(), ff_snow_common_end(), ff_snow_common_init_after_header(), and mca().

IDWTELEM* SnowContext::temp_idwt_buffer

Definition at line 145 of file snow.h.

Referenced by calculate_visual_weight(), decode_frame(), encode_frame(), ff_snow_common_end(), and mca().

int* SnowContext::run_buffer

Definition at line 146 of file snow.h.

Referenced by encode_subband_c0run(), ff_snow_common_end(), and mca().

int SnowContext::colorspace_type

Definition at line 147 of file snow.h.

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

int SnowContext::chroma_h_shift

Definition at line 148 of file snow.h.

Referenced by decode_header(), encode_frame(), encode_header(), encode_init(), encode_q_branch(), ff_snow_common_init_after_header(), ff_snow_get_buffer(), ff_snow_pred_block(), get_4block_rd(), get_block_rd(), get_dc(), halfpel_interpol(), init_ref(), predict_slice(), and predict_slice_buffered().

int SnowContext::chroma_v_shift

Definition at line 149 of file snow.h.

Referenced by decode_frame(), decode_header(), encode_frame(), encode_header(), encode_init(), encode_q_branch(), ff_snow_common_init_after_header(), ff_snow_get_buffer(), ff_snow_pred_block(), get_4block_rd(), get_block_rd(), get_dc(), halfpel_interpol(), predict_slice(), and predict_slice_buffered().

int SnowContext::spatial_scalability

Definition at line 150 of file snow.h.

Referenced by decode_header(), and encode_header().

int SnowContext::qlog

Definition at line 151 of file snow.h.

Referenced by decode_frame(), decode_header(), decode_subband_slice_buffered(), dequantize(), dequantize_slice_buffered(), encode_frame(), encode_header(), quantize(), ratecontrol_1pass(), and update_last_header_values().

int SnowContext::last_qlog

Definition at line 152 of file snow.h.

Referenced by encode_header(), and update_last_header_values().

int SnowContext::lambda

Definition at line 153 of file snow.h.

Referenced by encode_frame(), encode_q_branch(), get_4block_rd(), get_block_rd(), and ratecontrol_1pass().

int SnowContext::lambda2

Definition at line 154 of file snow.h.

Referenced by encode_frame(), encode_q_branch(), get_4block_rd(), and get_block_rd().

int SnowContext::pass1_rc

Definition at line 155 of file snow.h.

Referenced by encode_frame(), and encode_init().

int SnowContext::mv_scale

Definition at line 156 of file snow.h.

Referenced by decode_frame(), decode_header(), encode_header(), encode_init(), ff_snow_pred_block(), and update_last_header_values().

int SnowContext::last_mv_scale

Definition at line 157 of file snow.h.

Referenced by encode_header(), and update_last_header_values().

int SnowContext::qbias

Definition at line 158 of file snow.h.

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

int SnowContext::last_qbias

Definition at line 159 of file snow.h.

Referenced by encode_header(), and update_last_header_values().

int SnowContext::b_width

Definition at line 161 of file snow.h.

Referenced by add_yblock(), check_4block_inter(), check_block(), decode_blocks(), decode_q_branch(), encode_blocks(), encode_frame(), encode_init(), encode_q_branch(), encode_q_branch2(), ff_snow_alloc_blocks(), get_4block_rd(), get_block_bits(), get_block_rd(), get_dc(), iterative_me(), predict_slice(), predict_slice_buffered(), set_blocks(), and snow_set_blocks().

int SnowContext::b_height

Definition at line 162 of file snow.h.

Referenced by add_yblock(), decode_blocks(), decode_frame(), encode_blocks(), encode_frame(), encode_init(), encode_q_branch(), ff_snow_alloc_blocks(), get_block_bits(), get_block_rd(), iterative_me(), predict_plane(), predict_slice(), and predict_slice_buffered().

int SnowContext::block_max_depth

Definition at line 163 of file snow.h.

Referenced by add_yblock(), check_4block_inter(), check_block(), decode_frame(), decode_header(), decode_q_branch(), encode_header(), encode_init(), encode_q_branch(), encode_q_branch2(), ff_snow_alloc_blocks(), get_4block_rd(), get_block_bits(), get_block_rd(), get_dc(), iterative_me(), predict_plane(), predict_slice(), predict_slice_buffered(), set_blocks(), snow_set_blocks(), and update_last_header_values().

int SnowContext::last_block_max_depth

Definition at line 164 of file snow.h.

Referenced by encode_header(), and update_last_header_values().

int SnowContext::nb_planes

Definition at line 165 of file snow.h.

Referenced by decode_frame(), decode_header(), decode_q_branch(), decode_qlogs(), encode_frame(), encode_header(), encode_init(), encode_q_branch(), encode_q_branch2(), encode_qlogs(), ff_snow_common_end(), ff_snow_common_init_after_header(), halfpel_interpol(), and iterative_me().

Plane SnowContext::plane[MAX_PLANES]

Definition at line 166 of file snow.h.

Referenced by decode_frame(), decode_header(), decode_qlogs(), encode_frame(), encode_header(), encode_init(), encode_qlogs(), ff_snow_common_end(), ff_snow_common_init_after_header(), ff_snow_pred_block(), ff_snow_reset_contexts(), get_4block_rd(), get_block_rd(), get_dc(), iterative_me(), predict_slice(), predict_slice_buffered(), ratecontrol_1pass(), and update_last_header_values().

BlockNode* SnowContext::block

Definition at line 167 of file snow.h.

Referenced by add_yblock(), check_4block_inter(), check_block(), decode_q_branch(), encode_q_branch(), encode_q_branch2(), ff_snow_alloc_blocks(), ff_snow_common_end(), get_4block_rd(), get_block_bits(), get_block_rd(), get_dc(), iterative_me(), set_blocks(), and snow_set_blocks().

unsigned SnowContext::me_cache[ME_CACHE_SIZE]

Definition at line 169 of file snow.h.

Referenced by check_4block_inter(), check_block(), and iterative_me().

unsigned SnowContext::me_cache_generation

Definition at line 170 of file snow.h.

Referenced by check_4block_inter(), check_block(), and iterative_me().

slice_buffer SnowContext::sb

Definition at line 171 of file snow.h.

Referenced by decode_end(), and decode_frame().

int SnowContext::memc_only

Definition at line 172 of file snow.h.

Referenced by encode_frame().

int SnowContext::no_bitstream

Definition at line 173 of file snow.h.

Referenced by encode_frame().

MpegEncContext SnowContext::m

Definition at line 175 of file snow.h.

Referenced by encode_end(), encode_frame(), encode_init(), encode_q_branch(), ff_snow_common_end(), get_4block_rd(), get_block_rd(), get_dc(), and ratecontrol_1pass().

uint8_t* SnowContext::scratchbuf

Definition at line 177 of file snow.h.

Referenced by add_yblock(), ff_snow_common_end(), ff_snow_common_init_after_header(), and get_block_rd().

uint8_t* SnowContext::emu_edge_buffer

Definition at line 178 of file snow.h.

Referenced by ff_snow_common_end(), ff_snow_common_init_after_header(), and get_block_rd().

The documentation for this struct was generated from the following file:
Generated on Sun Sep 14 2014 18:56:45 for FFmpeg by   doxygen 1.8.2

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