FFmpeg: VP8Context Struct Reference

filter strength adjustment for the following macroblock modes: [0-3] - i16x16 (always zero) [4] - i4x4 [5] - zero mv [6] - inter modes except for zero or split mv [7] - split mv i16x16 modes never have any adjustment

int8_t ref [4]

filter strength adjustment for macroblocks that reference: [0] - intra / VP56_FRAME_CURRENT [1] - VP56_FRAME_PREVIOUS [2] - VP56_FRAME_GOLDEN [3] - altref / VP56_FRAME_GOLDEN2

} lf_delta

uint8_t(* top_border )[16+8+8]

uint8_t(* top_nnz )[9]

VP56RangeCoder c

header context, includes mb modes and motion vectors

struct {

uint8_t segmentid [3]

uint8_t mbskip

uint8_t intra

uint8_t last

uint8_t golden

uint8_t pred16x16 [4]

uint8_t pred8x8c [3]

uint8_t token [4][16][3][NUM_DCT_TOKENS-1]

uint8_t mvc [2][19]

} prob [2]

VP8Macroblock * macroblocks_base

int invisible

int update_last

update VP56_FRAME_PREVIOUS with the current one

int update_golden

VP56_FRAME_NONE if not updated, or which frame to copy if so.

int update_altref

int update_probabilities

If this flag is not set, all the probability updates are discarded after this frame is decoded.

int num_coeff_partitions

All coefficients are contained in separate arith coding contexts.

VP56RangeCoder coeff_partition [8]

VideoDSPContext vdsp

VP8DSPContext vp8dsp

H264PredContext hpc

vp8_mc_func put_pixels_tab [3][3][3]

VP8Frame frames [5]

int num_jobs

int mb_layout

This describes the macroblock memory layout.

Detailed Description

Definition at line 36 of file libvpxdec.c.

Field Documentation

struct vpx_codec_ctx VP8Context::decoder

Definition at line 37 of file libvpxdec.c.

Referenced by vp8_decode(), vp8_free(), and vpx_init().

AVClass* VP8Context::class

Definition at line 62 of file libvpxenc.c.

struct vpx_codec_ctx VP8Context::encoder

Definition at line 63 of file libvpxenc.c.

Referenced by codecctl_int(), log_encoder_error(), queue_frames(), vp8_encode(), vp8_free(), and vpx_init().

struct vpx_image VP8Context::rawimg

Definition at line 64 of file libvpxenc.c.

Referenced by vp8_encode(), and vpx_init().

struct vpx_codec_ctx VP8Context::encoder_alpha

Definition at line 65 of file libvpxenc.c.

Referenced by queue_frames(), vp8_encode(), vp8_free(), and vpx_init().

struct vpx_image VP8Context::rawimg_alpha

Definition at line 66 of file libvpxenc.c.

Referenced by vp8_encode(), and vpx_init().

uint8_t VP8Context::is_alpha

Definition at line 67 of file libvpxenc.c.

Referenced by queue_frames(), vp8_encode(), vp8_free(), and vpx_init().

struct vpx_fixed_buf VP8Context::twopass_stats

Definition at line 68 of file libvpxenc.c.

Referenced by queue_frames(), vp8_encode(), vp8_free(), and vpx_init().

int VP8Context::deadline

Definition at line 69 of file libvpxenc.c.

Referenced by vp8_encode(), and vpx_init().

uint64_t VP8Context::sse[4]

Definition at line 70 of file libvpxenc.c.

Referenced by cx_pktcpy(), and queue_frames().

int VP8Context::have_sse

true if we have pending sse[]

Definition at line 71 of file libvpxenc.c.

Referenced by cx_pktcpy(), and queue_frames().

uint64_t VP8Context::frame_number

Definition at line 72 of file libvpxenc.c.

Referenced by cx_pktcpy().

struct FrameListData* VP8Context::coded_frame_list

Definition at line 73 of file libvpxenc.c.

Referenced by queue_frames(), and vp8_free().

int VP8Context::cpu_used

Definition at line 75 of file libvpxenc.c.

Referenced by vpx_init().

int VP8Context::flags

VP8 specific flags, see VP8F_* below.

Definition at line 79 of file libvpxenc.c.

Referenced by vpx_init().

int VP8Context::auto_alt_ref

Definition at line 83 of file libvpxenc.c.

Referenced by vpx_init().

int VP8Context::arnr_max_frames

Definition at line 85 of file libvpxenc.c.

Referenced by vpx_init().

int VP8Context::arnr_strength

Definition at line 86 of file libvpxenc.c.

Referenced by vpx_init().

int VP8Context::arnr_type

Definition at line 87 of file libvpxenc.c.

Referenced by vpx_init().

int VP8Context::lag_in_frames

Definition at line 89 of file libvpxenc.c.

Referenced by vpx_init().

int VP8Context::error_resilient

Definition at line 90 of file libvpxenc.c.

Referenced by vpx_init().

int VP8Context::crf

Definition at line 91 of file libvpxenc.c.

Referenced by vpx_init().

int VP8Context::max_intra_rate

Definition at line 92 of file libvpxenc.c.

Referenced by vpx_init().

int VP8Context::lossless

Definition at line 95 of file libvpxenc.c.

Referenced by vpx_init().

int VP8Context::tile_columns

Definition at line 96 of file libvpxenc.c.

Referenced by vpx_init().

int VP8Context::tile_rows

Definition at line 97 of file libvpxenc.c.

Referenced by vpx_init().

int VP8Context::frame_parallel

Definition at line 98 of file libvpxenc.c.

Referenced by vpx_init().

VP8ThreadData* VP8Context::thread_data

Definition at line 138 of file vp8.h.

Referenced by ff_vp8_decode_frame(), free_buffers(), update_dimensions(), vp8_decode_mb_row_no_filter(), vp8_decode_mb_row_sliced(), and vp8_filter_mb_row().

AVCodecContext* VP8Context::avctx

Definition at line 139 of file vp8.h.

Referenced by decode_frame_header(), ff_vp8_decode_init(), update_dimensions(), vp8_alloc_frame(), vp8_decode_init_thread_copy(), and vp8_release_frame().

VP8Frame* VP8Context::framep[4]

Definition at line 140 of file vp8.h.

Referenced by ff_vp8_decode_frame(), inter_predict(), prefetch_motion(), vp8_decode_flush_impl(), and vp8_decode_update_thread_context().

VP8Frame* VP8Context::next_framep[4]

Definition at line 141 of file vp8.h.

Referenced by ff_vp8_decode_frame().

VP8Frame* VP8Context::curframe

Definition at line 142 of file vp8.h.

Referenced by ff_vp8_decode_frame(), vp8_decode_mb_row_no_filter(), vp8_decode_mb_row_sliced(), and vp8_filter_mb_row().

VP8Frame* VP8Context::prev_frame

Definition at line 143 of file vp8.h.

Referenced by ff_vp8_decode_frame(), and vp8_decode_mb_row_no_filter().

uint16_t VP8Context::mb_width

Definition at line 145 of file vp8.h.

Referenced by decode_frame_header(), decode_intra4x4_modes(), decode_mvs(), decode_splitmvs(), ff_vp8_decode_frame(), inter_predict(), intra_predict(), update_dimensions(), vp8_alloc_frame(), vp8_decode_mb_row_no_filter(), vp8_decode_mv_mb_modes(), vp8_decode_update_thread_context(), and vp8_filter_mb_row().

uint16_t VP8Context::mb_height

Definition at line 146 of file vp8.h.

Referenced by decode_frame_header(), ff_vp8_decode_frame(), inter_predict(), update_dimensions(), vp8_alloc_frame(), vp8_decode_mb_row_no_filter(), vp8_decode_mb_row_sliced(), vp8_decode_mv_mb_modes(), vp8_decode_update_thread_context(), and vp8_filter_mb_row().

int VP8Context::linesize

Definition at line 147 of file vp8.h.

Referenced by ff_vp8_decode_frame(), filter_mb(), filter_mb_simple(), idct_mb(), inter_predict(), intra_predict(), prefetch_motion(), vp8_decode_mb_row_no_filter(), vp8_filter_mb_row(), and vp8_mc_part().

int VP8Context::uvlinesize

Definition at line 148 of file vp8.h.

Referenced by ff_vp8_decode_frame(), filter_mb(), idct_mb(), inter_predict(), intra_predict(), prefetch_motion(), vp8_decode_mb_row_no_filter(), vp8_filter_mb_row(), and vp8_mc_part().

uint8_t VP8Context::keyframe

Definition at line 150 of file vp8.h.

Referenced by decode_frame_header(), decode_mb_mode(), ff_vp8_decode_frame(), and filter_mb().

uint8_t VP8Context::deblock_filter

Definition at line 151 of file vp8.h.

Referenced by ff_vp8_decode_frame(), intra_predict(), vp8_decode_mb_row_no_filter(), and vp8_decode_mb_row_sliced().

uint8_t VP8Context::mbskip_enabled

Definition at line 152 of file vp8.h.

Referenced by decode_frame_header(), and decode_mb_mode().

uint8_t VP8Context::profile

Definition at line 153 of file vp8.h.

Referenced by decode_frame_header(), inter_predict(), and vp8_mc_part().

VP56mv VP8Context::mv_min

Definition at line 154 of file vp8.h.

Referenced by clamp_mv(), ff_vp8_decode_frame(), vp8_decode_mb_row_no_filter(), vp8_decode_mb_row_sliced(), and vp8_decode_mv_mb_modes().

VP56mv VP8Context::mv_max

Definition at line 155 of file vp8.h.

Referenced by clamp_mv(), ff_vp8_decode_frame(), vp8_decode_mb_row_no_filter(), vp8_decode_mb_row_sliced(), and vp8_decode_mv_mb_modes().

int8_t VP8Context::sign_bias[4]

one state [0, 1] per ref frame type

Definition at line 157 of file vp8.h.

Referenced by decode_frame_header(), decode_mvs(), and vp8_decode_update_thread_context().

int VP8Context::ref_count[3]

Definition at line 158 of file vp8.h.

Referenced by decode_mb_mode(), ff_vp8_decode_frame(), and prefetch_motion().

uint8_t VP8Context::enabled

whether each mb can have a different strength based on mode/ref

Definition at line 166 of file vp8.h.

Referenced by decode_frame_header(), decode_mb_mode(), ff_vp8_decode_frame(), filter_level_for_mb(), get_quants(), and vp8_decode_mb_row_no_filter().

uint8_t VP8Context::absolute_vals

Definition at line 167 of file vp8.h.

Referenced by filter_level_for_mb(), get_quants(), and parse_segment_info().

uint8_t VP8Context::update_map

Definition at line 168 of file vp8.h.

Referenced by decode_frame_header(), decode_mb_mode(), ff_vp8_decode_frame(), parse_segment_info(), and vp8_decode_mb_row_no_filter().

int8_t VP8Context::base_quant[4]

Definition at line 169 of file vp8.h.

Referenced by get_quants(), and parse_segment_info().

int8_t VP8Context::filter_level[4]

base loop filter level

Definition at line 170 of file vp8.h.

Referenced by filter_level_for_mb(), and parse_segment_info().

struct { ... } VP8Context::segmentation

Referenced by decode_frame_header(), decode_mb_mode(), ff_vp8_decode_frame(), filter_level_for_mb(), get_quants(), parse_segment_info(), vp8_decode_mb_row_no_filter(), and vp8_decode_update_thread_context().

uint8_t VP8Context::simple

Definition at line 174 of file vp8.h.

Referenced by decode_frame_header(), intra_predict(), vp8_decode_mb_row_no_filter(), and vp8_filter_mb_row().

uint8_t VP8Context::level

Definition at line 175 of file vp8.h.

Referenced by decode_frame_header(), ff_vp8_decode_frame(), and filter_level_for_mb().

uint8_t VP8Context::sharpness

Definition at line 176 of file vp8.h.

Referenced by decode_frame_header(), and filter_level_for_mb().

struct { ... } VP8Context::filter

Referenced by decode_frame_header(), ff_vp8_decode_frame(), filter_level_for_mb(), intra_predict(), vp8_decode_mb_row_no_filter(), and vp8_filter_mb_row().

VP8Macroblock* VP8Context::macroblocks

Definition at line 179 of file vp8.h.

Referenced by ff_vp8_decode_frame(), free_buffers(), update_dimensions(), vp8_decode_mb_row_no_filter(), and vp8_filter_mb_row().

uint8_t* VP8Context::intra4x4_pred_mode_top

Definition at line 181 of file vp8.h.

Referenced by decode_intra4x4_modes(), decode_mb_mode(), ff_vp8_decode_frame(), free_buffers(), and update_dimensions().

uint8_t VP8Context::intra4x4_pred_mode_left[4]

Definition at line 182 of file vp8.h.

Referenced by decode_intra4x4_modes(), decode_mb_mode(), vp8_decode_mb_row_no_filter(), and vp8_decode_mv_mb_modes().

int16_t VP8Context::luma_qmul[2]

Definition at line 191 of file vp8.h.

Referenced by decode_mb_coeffs(), and get_quants().

int16_t VP8Context::luma_dc_qmul[2]

luma dc-only block quant

Definition at line 192 of file vp8.h.

Referenced by decode_mb_coeffs(), and get_quants().

int16_t VP8Context::chroma_qmul[2]

Definition at line 193 of file vp8.h.

Referenced by decode_mb_coeffs(), and get_quants().

struct { ... } VP8Context::qmat[4]

Referenced by decode_mb_coeffs(), and get_quants().

int8_t VP8Context::mode[VP8_MVMODE_SPLIT+1]

Definition at line 208 of file vp8.h.

Referenced by filter_level_for_mb(), and update_lf_deltas().

int8_t VP8Context::ref[4]

filter strength adjustment for macroblocks that reference: [0] - intra / VP56_FRAME_CURRENT [1] - VP56_FRAME_PREVIOUS [2] - VP56_FRAME_GOLDEN [3] - altref / VP56_FRAME_GOLDEN2

Definition at line 217 of file vp8.h.

Referenced by filter_level_for_mb(), and update_lf_deltas().

struct { ... } VP8Context::lf_delta

Referenced by decode_frame_header(), filter_level_for_mb(), update_lf_deltas(), and vp8_decode_update_thread_context().

uint8_t(* VP8Context::top_border)[16+8+8]

Definition at line 220 of file vp8.h.

Referenced by free_buffers(), intra_predict(), update_dimensions(), vp8_decode_mb_row_no_filter(), and vp8_filter_mb_row().

uint8_t(* VP8Context::top_nnz)[9]

Definition at line 221 of file vp8.h.

Referenced by ff_vp8_decode_frame(), free_buffers(), update_dimensions(), and vp8_decode_mb_row_no_filter().

VP56RangeCoder VP8Context::c

header context, includes mb modes and motion vectors