diff options
Diffstat (limited to 'third_party/aom/av1/encoder/block.h')
| -rw-r--r-- | third_party/aom/av1/encoder/block.h | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/third_party/aom/av1/encoder/block.h b/third_party/aom/av1/encoder/block.h new file mode 100644 index 000000000..39e08d5b4 --- /dev/null +++ b/third_party/aom/av1/encoder/block.h @@ -0,0 +1,241 @@ +/* + * Copyright (c) 2016, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#ifndef AV1_ENCODER_BLOCK_H_ +#define AV1_ENCODER_BLOCK_H_ + +#include "av1/common/entropymv.h" +#include "av1/common/entropy.h" +#if CONFIG_PVQ +#include "av1/encoder/encint.h" +#endif +#if CONFIG_REF_MV +#include "av1/common/mvref_common.h" +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +#if CONFIG_PVQ +// Maximum possible # of tx blocks in luma plane, which is currently 256, +// since there can be 16x16 of 4x4 tx. +#define MAX_PVQ_BLOCKS_IN_SB (MAX_SB_SQUARE >> 2 * OD_LOG_BSIZE0) +#endif + +typedef struct { + unsigned int sse; + int sum; + unsigned int var; +} DIFF; + +typedef struct macroblock_plane { + DECLARE_ALIGNED(16, int16_t, src_diff[MAX_SB_SQUARE]); +#if CONFIG_PVQ + DECLARE_ALIGNED(16, int16_t, src_int16[MAX_SB_SQUARE]); +#endif + tran_low_t *qcoeff; + tran_low_t *coeff; + uint16_t *eobs; +#if CONFIG_LV_MAP + uint8_t *txb_entropy_ctx; +#endif + struct buf_2d src; + + // Quantizer setings + const int16_t *quant_fp; + const int16_t *round_fp; + const int16_t *quant; + const int16_t *quant_shift; + const int16_t *zbin; + const int16_t *round; +#if CONFIG_NEW_QUANT + const cuml_bins_type_nuq *cuml_bins_nuq[QUANT_PROFILES]; +#endif // CONFIG_NEW_QUANT +} MACROBLOCK_PLANE; + +/* The [2] dimension is for whether we skip the EOB node (i.e. if previous + * coefficient in this block was zero) or not. */ +typedef unsigned int av1_coeff_cost[PLANE_TYPES][REF_TYPES][COEF_BANDS][2] + [COEFF_CONTEXTS][ENTROPY_TOKENS]; + +typedef struct { + int_mv ref_mvs[MODE_CTX_REF_FRAMES][MAX_MV_REF_CANDIDATES]; + int16_t mode_context[MODE_CTX_REF_FRAMES]; +#if CONFIG_LV_MAP + // TODO(angiebird): Reduce the buffer size according to sb_type + tran_low_t tcoeff[MAX_MB_PLANE][MAX_SB_SQUARE]; + uint16_t eobs[MAX_MB_PLANE][MAX_SB_SQUARE / (TX_SIZE_W_MIN * TX_SIZE_H_MIN)]; + uint8_t txb_skip_ctx[MAX_MB_PLANE] + [MAX_SB_SQUARE / (TX_SIZE_W_MIN * TX_SIZE_H_MIN)]; + int dc_sign_ctx[MAX_MB_PLANE] + [MAX_SB_SQUARE / (TX_SIZE_W_MIN * TX_SIZE_H_MIN)]; +#endif +#if CONFIG_REF_MV + uint8_t ref_mv_count[MODE_CTX_REF_FRAMES]; + CANDIDATE_MV ref_mv_stack[MODE_CTX_REF_FRAMES][MAX_REF_MV_STACK_SIZE]; +#if CONFIG_EXT_INTER + int16_t compound_mode_context[MODE_CTX_REF_FRAMES]; +#endif // CONFIG_EXT_INTER +#endif +} MB_MODE_INFO_EXT; + +typedef struct { + int col_min; + int col_max; + int row_min; + int row_max; +} MvLimits; + +#if CONFIG_PALETTE +typedef struct { + uint8_t best_palette_color_map[MAX_SB_SQUARE]; + float kmeans_data_buf[2 * MAX_SB_SQUARE]; +} PALETTE_BUFFER; +#endif // CONFIG_PALETTE + +typedef struct macroblock MACROBLOCK; +struct macroblock { + struct macroblock_plane plane[MAX_MB_PLANE]; + + MACROBLOCKD e_mbd; + MB_MODE_INFO_EXT *mbmi_ext; + int skip_block; + int qindex; + + // The equivalent error at the current rdmult of one whole bit (not one + // bitcost unit). + int errorperbit; + // The equivalend SAD error of one (whole) bit at the current quantizer + // for large blocks. + int sadperbit16; + // The equivalend SAD error of one (whole) bit at the current quantizer + // for sub-8x8 blocks. + int sadperbit4; + int rddiv; + int rdmult; + int mb_energy; + int *m_search_count_ptr; + int *ex_search_count_ptr; + +#if CONFIG_VAR_TX + unsigned int txb_split_count; +#endif + + // These are set to their default values at the beginning, and then adjusted + // further in the encoding process. + BLOCK_SIZE min_partition_size; + BLOCK_SIZE max_partition_size; + + int mv_best_ref_index[TOTAL_REFS_PER_FRAME]; + unsigned int max_mv_context[TOTAL_REFS_PER_FRAME]; + unsigned int source_variance; + unsigned int pred_sse[TOTAL_REFS_PER_FRAME]; + int pred_mv_sad[TOTAL_REFS_PER_FRAME]; + +#if CONFIG_REF_MV + int *nmvjointcost; + int nmv_vec_cost[NMV_CONTEXTS][MV_JOINTS]; + int *nmvcost[NMV_CONTEXTS][2]; + int *nmvcost_hp[NMV_CONTEXTS][2]; + int **mv_cost_stack[NMV_CONTEXTS]; + int *nmvjointsadcost; +#else + int nmvjointcost[MV_JOINTS]; + int *nmvcost[2]; + int *nmvcost_hp[2]; + int nmvjointsadcost[MV_JOINTS]; +#endif + + int **mvcost; + int *nmvsadcost[2]; + int *nmvsadcost_hp[2]; + int **mvsadcost; +#if CONFIG_MOTION_VAR + int32_t *wsrc_buf; + int32_t *mask_buf; +#endif // CONFIG_MOTION_VAR + +#if CONFIG_PALETTE + PALETTE_BUFFER *palette_buffer; +#endif // CONFIG_PALETTE + + // These define limits to motion vector components to prevent them + // from extending outside the UMV borders + MvLimits mv_limits; + +#if CONFIG_VAR_TX + uint8_t blk_skip[MAX_MB_PLANE][MAX_MIB_SIZE * MAX_MIB_SIZE * 8]; +#if CONFIG_REF_MV + uint8_t blk_skip_drl[MAX_MB_PLANE][MAX_MIB_SIZE * MAX_MIB_SIZE * 8]; +#endif +#endif + + int skip; + +#if CONFIG_CB4X4 + int skip_chroma_rd; +#endif + + // note that token_costs is the cost when eob node is skipped + av1_coeff_cost token_costs[TX_SIZES]; + + int optimize; + + // Used to store sub partition's choices. + MV pred_mv[TOTAL_REFS_PER_FRAME]; + + // Store the best motion vector during motion search + int_mv best_mv; + // Store the second best motion vector during full-pixel motion search + int_mv second_best_mv; + + // use default transform and skip transform type search for intra modes + int use_default_intra_tx_type; + // use default transform and skip transform type search for inter modes + int use_default_inter_tx_type; +#if CONFIG_PVQ + int rate; + // 1 if neither AC nor DC is coded. Only used during RDO. + int pvq_skip[MAX_MB_PLANE]; + PVQ_QUEUE *pvq_q; + + // Storage for PVQ tx block encodings in a superblock. + // There can be max 16x16 of 4x4 blocks (and YUV) encode by PVQ + // 256 is the max # of 4x4 blocks in a SB (64x64), which comes from: + // 1) Since PVQ is applied to each trasnform-ed block + // 2) 4x4 is the smallest tx size in AV1 + // 3) AV1 allows using smaller tx size than block (i.e. partition) size + // TODO(yushin) : The memory usage could be improved a lot, since this has + // storage for 10 bands and 128 coefficients for every 4x4 block, + PVQ_INFO pvq[MAX_PVQ_BLOCKS_IN_SB][MAX_MB_PLANE]; + daala_enc_ctx daala_enc; + int pvq_speed; + int pvq_coded; // Indicates whether pvq_info needs be stored to tokenize +#endif +#if CONFIG_DAALA_DIST + // Keep rate of each 4x4 block in the current macroblock during RDO + // This is needed when using the 8x8 Daala distortion metric during RDO, + // because it evaluates distortion in a different order than the underlying + // 4x4 blocks are coded. + int rate_4x4[256]; +#endif +#if CONFIG_CFL + // Whether luma needs to be stored during RDO. + int cfl_store_y; +#endif +}; + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // AV1_ENCODER_BLOCK_H_ |