SnowContext Struct Reference

#include <snow.h>


Data Fields

AVClass * class
AVCodecContext * avctx
RangeCoder c
DSPContext dsp
DWTContext dwt
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
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 106 of file snow.h.

Field Documentation

int SnowContext::always_reset

Definition at line 122 of file snow.h.

Referenced by decode_header(), and encode_header().

AVCodecContext* SnowContext::avctx

Definition at line 108 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_end(), ff_snow_common_init_after_header(), ff_snow_frame_start(), get_4block_rd(), get_block_rd(), halfpel_interpol(), iterative_me(), mca(), predict_slice(), and predict_slice_buffered().

int SnowContext::b_height

Definition at line 154 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::b_width

Definition at line 153 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().

BlockNode* SnowContext::block

Definition at line 158 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().

int SnowContext::block_max_depth

Definition at line 155 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().

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

Definition at line 120 of file snow.h.

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

RangeCoder SnowContext::c

Definition at line 109 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().

int SnowContext::chroma_h_shift

Definition at line 140 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_frame_start(), 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 141 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_frame_start(), ff_snow_pred_block(), get_4block_rd(), get_block_rd(), get_dc(), halfpel_interpol(), predict_slice(), and predict_slice_buffered().

AVClass* SnowContext::class

Definition at line 107 of file snow.h.

int SnowContext::colorspace_type

Definition at line 139 of file snow.h.

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

AVFrame SnowContext::current_picture

Definition at line 114 of file snow.h.

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

DSPContext SnowContext::dsp

Definition at line 110 of file snow.h.

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

DWTContext SnowContext::dwt

Definition at line 111 of file snow.h.

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

uint8_t* SnowContext::emu_edge_buffer

Definition at line 169 of file snow.h.

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

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

Definition at line 116 of file snow.h.

Referenced by ff_snow_frame_start(), and ff_snow_release_buffer().

uint8_t SnowContext::header_state[32]

Definition at line 119 of file snow.h.

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

AVFrame SnowContext::input_picture

new_picture with the internal linesizes

Definition at line 113 of file snow.h.

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

int SnowContext::keyframe

Definition at line 121 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::lambda

Definition at line 145 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 146 of file snow.h.

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

int SnowContext::last_block_max_depth

Definition at line 156 of file snow.h.

Referenced by encode_header(), and update_last_header_values().

int SnowContext::last_mv_scale

Definition at line 149 of file snow.h.

Referenced by encode_header(), and update_last_header_values().

AVFrame SnowContext::last_picture[MAX_REF_FRAMES]

Definition at line 115 of file snow.h.

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

int SnowContext::last_qbias

Definition at line 151 of file snow.h.

Referenced by encode_header(), and update_last_header_values().

int SnowContext::last_qlog

Definition at line 144 of file snow.h.

Referenced by encode_header(), and update_last_header_values().

int SnowContext::last_spatial_decomposition_count

Definition at line 128 of file snow.h.

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

int SnowContext::last_spatial_decomposition_type

Definition at line 125 of file snow.h.

Referenced by encode_header(), and update_last_header_values().

MpegEncContext SnowContext::m

Definition at line 166 of file snow.h.

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

int SnowContext::max_ref_frames

Definition at line 130 of file snow.h.

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

AVFrame SnowContext::mconly_picture

Definition at line 117 of file snow.h.

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

unsigned SnowContext::me_cache[ME_CACHE_SIZE]

Definition at line 160 of file snow.h.

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

unsigned SnowContext::me_cache_generation

Definition at line 161 of file snow.h.

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

int SnowContext::memc_only

Definition at line 163 of file snow.h.

Referenced by encode_frame().

int SnowContext::mv_scale

Definition at line 148 of file snow.h.

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

AVFrame SnowContext::new_picture

Definition at line 112 of file snow.h.

Referenced by encode_frame().

int SnowContext::no_bitstream

Definition at line 164 of file snow.h.

Referenced by encode_frame().

int SnowContext::pass1_rc

Definition at line 147 of file snow.h.

Referenced by encode_frame(), and encode_init().

Plane SnowContext::plane[MAX_PLANES]

Definition at line 157 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().

int SnowContext::qbias

Definition at line 150 of file snow.h.

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

int SnowContext::qlog

Definition at line 143 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::ref_frames

Definition at line 131 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 132 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 133 of file snow.h.

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

int* SnowContext::run_buffer

Definition at line 138 of file snow.h.

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

slice_buffer SnowContext::sb

Definition at line 162 of file snow.h.

Referenced by decode_end(), and decode_frame().

uint8_t* SnowContext::scratchbuf

Definition at line 168 of file snow.h.

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

int SnowContext::spatial_decomposition_count

Definition at line 127 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::spatial_decomposition_type

Definition at line 124 of file snow.h.

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

DWTELEM* SnowContext::spatial_dwt_buffer

Definition at line 134 of file snow.h.

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

IDWTELEM* SnowContext::spatial_idwt_buffer

Definition at line 136 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().

int SnowContext::spatial_scalability

Definition at line 142 of file snow.h.

Referenced by decode_header(), and encode_header().

DWTELEM* SnowContext::temp_dwt_buffer

Definition at line 135 of file snow.h.

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

IDWTELEM* SnowContext::temp_idwt_buffer

Definition at line 137 of file snow.h.

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

int SnowContext::temporal_decomposition_count

Definition at line 129 of file snow.h.

Referenced by decode_header(), and encode_header().

int SnowContext::temporal_decomposition_type

Definition at line 126 of file snow.h.

Referenced by decode_header(), and encode_header().

int SnowContext::version

Definition at line 123 of file snow.h.

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

The documentation for this struct was generated from the following file:
Generated on Fri Oct 26 02:50:17 2012 for FFmpeg by doxygen 1.5.8

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