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- /*****************************************************************************
- * common.h: misc common functions
- *****************************************************************************
- * Copyright (C) 2003-2018 x264 project
- *
- * Authors: Laurent Aimar <fenrir@via.ecp.fr>
- * Loren Merritt <lorenm@u.washington.edu>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
- *
- * This program is also available under a commercial proprietary license.
- * For more information, contact us at licensing@x264.com.
- *****************************************************************************/
- #ifndef X264_COMMON_H
- #define X264_COMMON_H
- #include "base.h"
- /* Macros for templating function calls according to bit depth */
- #define x264_template(w) x264_glue3(x264, BIT_DEPTH, w)
- /****************************************************************************
- * API Templates
- ****************************************************************************/
- #define x264_nal_encode x264_template(nal_encode)
- #define x264_encoder_reconfig x264_template(encoder_reconfig)
- #define x264_encoder_parameters x264_template(encoder_parameters)
- #define x264_encoder_headers x264_template(encoder_headers)
- #define x264_encoder_encode x264_template(encoder_encode)
- #define x264_encoder_close x264_template(encoder_close)
- #define x264_encoder_delayed_frames x264_template(encoder_delayed_frames)
- #define x264_encoder_maximum_delayed_frames x264_template(encoder_maximum_delayed_frames)
- #define x264_encoder_intra_refresh x264_template(encoder_intra_refresh)
- #define x264_encoder_invalidate_reference x264_template(encoder_invalidate_reference)
- /* This undef allows to rename the external symbol and force link failure in case
- * of incompatible libraries. Then the define enables templating as above. */
- #undef x264_encoder_open
- #define x264_encoder_open x264_template(encoder_open)
- /****************************************************************************
- * Macros
- ****************************************************************************/
- #define X264_PCM_COST (FRAME_SIZE(256*BIT_DEPTH)+16)
- #define QP_BD_OFFSET (6*(BIT_DEPTH-8))
- #define QP_MAX_SPEC (51+QP_BD_OFFSET)
- #define QP_MAX (QP_MAX_SPEC+18)
- #define PIXEL_MAX ((1 << BIT_DEPTH)-1)
- // arbitrary, but low because SATD scores are 1/4 normal
- #define X264_LOOKAHEAD_QP (12+QP_BD_OFFSET)
- #define SPEC_QP(x) X264_MIN((x), QP_MAX_SPEC)
- #define NALU_OVERHEAD 5 // startcode + NAL type costs 5 bytes per frame
- #define FILLER_OVERHEAD (NALU_OVERHEAD+1)
- #define SEI_OVERHEAD (NALU_OVERHEAD - (h->param.b_annexb && !h->param.i_avcintra_class && (h->out.i_nal-1)))
- #if HAVE_INTERLACED
- # define MB_INTERLACED h->mb.b_interlaced
- # define SLICE_MBAFF h->sh.b_mbaff
- # define PARAM_INTERLACED h->param.b_interlaced
- #else
- # define MB_INTERLACED 0
- # define SLICE_MBAFF 0
- # define PARAM_INTERLACED 0
- #endif
- #ifdef CHROMA_FORMAT
- # define CHROMA_H_SHIFT (CHROMA_FORMAT == CHROMA_420 || CHROMA_FORMAT == CHROMA_422)
- # define CHROMA_V_SHIFT (CHROMA_FORMAT == CHROMA_420)
- #else
- # define CHROMA_FORMAT h->sps->i_chroma_format_idc
- # define CHROMA_H_SHIFT h->mb.chroma_h_shift
- # define CHROMA_V_SHIFT h->mb.chroma_v_shift
- #endif
- #define CHROMA_SIZE(s) (CHROMA_FORMAT ? (s)>>(CHROMA_H_SHIFT+CHROMA_V_SHIFT) : 0)
- #define FRAME_SIZE(s) ((s)+2*CHROMA_SIZE(s))
- #define CHROMA444 (CHROMA_FORMAT == CHROMA_444)
- #if HIGH_BIT_DEPTH
- typedef uint16_t pixel;
- typedef uint64_t pixel4;
- typedef int32_t dctcoef;
- typedef uint32_t udctcoef;
- # define PIXEL_SPLAT_X4(x) ((x)*0x0001000100010001ULL)
- # define MPIXEL_X4(src) M64(src)
- #else
- typedef uint8_t pixel;
- typedef uint32_t pixel4;
- typedef int16_t dctcoef;
- typedef uint16_t udctcoef;
- # define PIXEL_SPLAT_X4(x) ((x)*0x01010101U)
- # define MPIXEL_X4(src) M32(src)
- #endif
- #define CPPIXEL_X4(dst,src) MPIXEL_X4(dst) = MPIXEL_X4(src)
- /****************************************************************************
- * Includes
- ****************************************************************************/
- #if HAVE_OPENCL
- #include "opencl.h"
- #endif
- #include "cabac.h"
- #include "bitstream.h"
- #include "set.h"
- #include "predict.h"
- #include "pixel.h"
- #include "mc.h"
- #include "frame.h"
- #include "dct.h"
- #include "quant.h"
- #include "threadpool.h"
- /****************************************************************************
- * General functions
- ****************************************************************************/
- /* log */
- #define x264_log x264_template(log)
- void x264_log( x264_t *h, int i_level, const char *psz_fmt, ... );
- #define x264_cavlc_init x264_template(cavlc_init)
- void x264_cavlc_init( x264_t *h );
- #define x264_cabac_init x264_template(cabac_init)
- void x264_cabac_init( x264_t *h );
- static ALWAYS_INLINE pixel x264_clip_pixel( int x )
- {
- return ( (x & ~PIXEL_MAX) ? (-x)>>31 & PIXEL_MAX : x );
- }
- /****************************************************************************
- *
- ****************************************************************************/
- typedef struct
- {
- x264_sps_t *sps;
- x264_pps_t *pps;
- int i_type;
- int i_first_mb;
- int i_last_mb;
- int i_pps_id;
- int i_frame_num;
- int b_mbaff;
- int b_field_pic;
- int b_bottom_field;
- int i_idr_pic_id; /* -1 if nal_type != 5 */
- int i_poc;
- int i_delta_poc_bottom;
- int i_delta_poc[2];
- int i_redundant_pic_cnt;
- int b_direct_spatial_mv_pred;
- int b_num_ref_idx_override;
- int i_num_ref_idx_l0_active;
- int i_num_ref_idx_l1_active;
- int b_ref_pic_list_reordering[2];
- struct
- {
- int idc;
- int arg;
- } ref_pic_list_order[2][X264_REF_MAX];
- /* P-frame weighting */
- int b_weighted_pred;
- x264_weight_t weight[X264_REF_MAX*2][3];
- int i_mmco_remove_from_end;
- int i_mmco_command_count;
- struct /* struct for future expansion */
- {
- int i_difference_of_pic_nums;
- int i_poc;
- } mmco[X264_REF_MAX];
- int i_cabac_init_idc;
- int i_qp;
- int i_qp_delta;
- int b_sp_for_swidth;
- int i_qs_delta;
- /* deblocking filter */
- int i_disable_deblocking_filter_idc;
- int i_alpha_c0_offset;
- int i_beta_offset;
- } x264_slice_header_t;
- typedef struct x264_lookahead_t
- {
- volatile uint8_t b_exit_thread;
- uint8_t b_thread_active;
- uint8_t b_analyse_keyframe;
- int i_last_keyframe;
- int i_slicetype_length;
- x264_frame_t *last_nonb;
- x264_pthread_t thread_handle;
- x264_sync_frame_list_t ifbuf;
- x264_sync_frame_list_t next;
- x264_sync_frame_list_t ofbuf;
- } x264_lookahead_t;
- typedef struct x264_ratecontrol_t x264_ratecontrol_t;
- typedef struct x264_left_table_t
- {
- uint8_t intra[4];
- uint8_t nnz[4];
- uint8_t nnz_chroma[4];
- uint8_t mv[4];
- uint8_t ref[4];
- } x264_left_table_t;
- /* Current frame stats */
- typedef struct
- {
- /* MV bits (MV+Ref+Block Type) */
- int i_mv_bits;
- /* Texture bits (DCT coefs) */
- int i_tex_bits;
- /* ? */
- int i_misc_bits;
- /* MB type counts */
- int i_mb_count[19];
- int i_mb_count_i;
- int i_mb_count_p;
- int i_mb_count_skip;
- int i_mb_count_8x8dct[2];
- int i_mb_count_ref[2][X264_REF_MAX*2];
- int i_mb_partition[17];
- int i_mb_cbp[6];
- int i_mb_pred_mode[4][13];
- int i_mb_field[3];
- /* Adaptive direct mv pred */
- int i_direct_score[2];
- /* Metrics */
- int64_t i_ssd[3];
- double f_ssim;
- int i_ssim_cnt;
- } x264_frame_stat_t;
- struct x264_t
- {
- /* encoder parameters */
- x264_param_t param;
- x264_t *thread[X264_THREAD_MAX+1];
- x264_t *lookahead_thread[X264_LOOKAHEAD_THREAD_MAX];
- int b_thread_active;
- int i_thread_phase; /* which thread to use for the next frame */
- int i_thread_idx; /* which thread this is */
- int i_threadslice_start; /* first row in this thread slice */
- int i_threadslice_end; /* row after the end of this thread slice */
- int i_threadslice_pass; /* which pass of encoding we are on */
- x264_threadpool_t *threadpool;
- x264_threadpool_t *lookaheadpool;
- x264_pthread_mutex_t mutex;
- x264_pthread_cond_t cv;
- /* bitstream output */
- struct
- {
- int i_nal;
- int i_nals_allocated;
- x264_nal_t *nal;
- int i_bitstream; /* size of p_bitstream */
- uint8_t *p_bitstream; /* will hold data for all nal */
- bs_t bs;
- } out;
- uint8_t *nal_buffer;
- int nal_buffer_size;
- x264_t *reconfig_h;
- int reconfig;
- /**** thread synchronization starts here ****/
- /* frame number/poc */
- int i_frame;
- int i_frame_num;
- int i_thread_frames; /* Number of different frames being encoded by threads;
- * 1 when sliced-threads is on. */
- int i_nal_type;
- int i_nal_ref_idc;
- int64_t i_disp_fields; /* Number of displayed fields (both coded and implied via pic_struct) */
- int i_disp_fields_last_frame;
- int64_t i_prev_duration; /* Duration of previous frame */
- int64_t i_coded_fields; /* Number of coded fields (both coded and implied via pic_struct) */
- int64_t i_cpb_delay; /* Equal to number of fields preceding this field
- * since last buffering_period SEI */
- int64_t i_coded_fields_lookahead; /* Use separate counters for lookahead */
- int64_t i_cpb_delay_lookahead;
- int64_t i_cpb_delay_pir_offset;
- int64_t i_cpb_delay_pir_offset_next;
- int b_queued_intra_refresh;
- int64_t i_last_idr_pts;
- int i_idr_pic_id;
- /* quantization matrix for decoding, [cqm][qp%6][coef] */
- int (*dequant4_mf[4])[16]; /* [4][6][16] */
- int (*dequant8_mf[4])[64]; /* [4][6][64] */
- /* quantization matrix for trellis, [cqm][qp][coef] */
- int (*unquant4_mf[4])[16]; /* [4][QP_MAX_SPEC+1][16] */
- int (*unquant8_mf[4])[64]; /* [4][QP_MAX_SPEC+1][64] */
- /* quantization matrix for deadzone */
- udctcoef (*quant4_mf[4])[16]; /* [4][QP_MAX_SPEC+1][16] */
- udctcoef (*quant8_mf[4])[64]; /* [4][QP_MAX_SPEC+1][64] */
- udctcoef (*quant4_bias[4])[16]; /* [4][QP_MAX_SPEC+1][16] */
- udctcoef (*quant8_bias[4])[64]; /* [4][QP_MAX_SPEC+1][64] */
- udctcoef (*quant4_bias0[4])[16]; /* [4][QP_MAX_SPEC+1][16] */
- udctcoef (*quant8_bias0[4])[64]; /* [4][QP_MAX_SPEC+1][64] */
- udctcoef (*nr_offset_emergency)[4][64];
- /* mv/ref/mode cost arrays. */
- uint16_t *cost_mv[QP_MAX+1];
- uint16_t *cost_mv_fpel[QP_MAX+1][4];
- struct
- {
- uint16_t ref[QP_MAX+1][3][33];
- uint16_t i4x4_mode[QP_MAX+1][17];
- } *cost_table;
- const uint8_t *chroma_qp_table; /* includes both the nonlinear luma->chroma mapping and chroma_qp_offset */
- /* Slice header */
- x264_slice_header_t sh;
- /* SPS / PPS */
- x264_sps_t sps[1];
- x264_pps_t pps[1];
- /* Slice header backup, for SEI_DEC_REF_PIC_MARKING */
- int b_sh_backup;
- x264_slice_header_t sh_backup;
- /* cabac context */
- x264_cabac_t cabac;
- struct
- {
- /* Frames to be encoded (whose types have been decided) */
- x264_frame_t **current;
- /* Unused frames: 0 = fenc, 1 = fdec */
- x264_frame_t **unused[2];
- /* Unused blank frames (for duplicates) */
- x264_frame_t **blank_unused;
- /* frames used for reference + sentinels */
- x264_frame_t *reference[X264_REF_MAX+2];
- int i_last_keyframe; /* Frame number of the last keyframe */
- int i_last_idr; /* Frame number of the last IDR (not RP)*/
- int i_poc_last_open_gop; /* Poc of the I frame of the last open-gop. The value
- * is only assigned during the period between that
- * I frame and the next P or I frame, else -1 */
- int i_input; /* Number of input frames already accepted */
- int i_max_dpb; /* Number of frames allocated in the decoded picture buffer */
- int i_max_ref0;
- int i_max_ref1;
- int i_delay; /* Number of frames buffered for B reordering */
- int i_bframe_delay;
- int64_t i_bframe_delay_time;
- int64_t i_first_pts;
- int64_t i_prev_reordered_pts[2];
- int64_t i_largest_pts;
- int64_t i_second_largest_pts;
- int b_have_lowres; /* Whether 1/2 resolution luma planes are being used */
- int b_have_sub8x8_esa;
- } frames;
- /* current frame being encoded */
- x264_frame_t *fenc;
- /* frame being reconstructed */
- x264_frame_t *fdec;
- /* references lists */
- int i_ref[2];
- x264_frame_t *fref[2][X264_REF_MAX+3];
- x264_frame_t *fref_nearest[2];
- int b_ref_reorder[2];
- /* hrd */
- int initial_cpb_removal_delay;
- int initial_cpb_removal_delay_offset;
- int64_t i_reordered_pts_delay;
- /* Current MB DCT coeffs */
- struct
- {
- ALIGNED_64( dctcoef luma16x16_dc[3][16] );
- ALIGNED_16( dctcoef chroma_dc[2][8] );
- // FIXME share memory?
- ALIGNED_64( dctcoef luma8x8[12][64] );
- ALIGNED_64( dctcoef luma4x4[16*3][16] );
- } dct;
- /* MB table and cache for current frame/mb */
- struct
- {
- int i_mb_width;
- int i_mb_height;
- int i_mb_count; /* number of mbs in a frame */
- /* Chroma subsampling */
- int chroma_h_shift;
- int chroma_v_shift;
- /* Strides */
- int i_mb_stride;
- int i_b8_stride;
- int i_b4_stride;
- int left_b8[2];
- int left_b4[2];
- /* Current index */
- int i_mb_x;
- int i_mb_y;
- int i_mb_xy;
- int i_b8_xy;
- int i_b4_xy;
- /* Search parameters */
- int i_me_method;
- int i_subpel_refine;
- int b_chroma_me;
- int b_trellis;
- int b_noise_reduction;
- int b_dct_decimate;
- int i_psy_rd; /* Psy RD strength--fixed point value*/
- int i_psy_trellis; /* Psy trellis strength--fixed point value*/
- int b_interlaced;
- int b_adaptive_mbaff; /* MBAFF+subme 0 requires non-adaptive MBAFF i.e. all field mbs */
- /* Allowed qpel MV range to stay within the picture + emulated edge pixels */
- int mv_min[2];
- int mv_max[2];
- int mv_miny_row[3]; /* 0 == top progressive, 1 == bot progressive, 2 == interlaced */
- int mv_maxy_row[3];
- /* Subpel MV range for motion search.
- * same mv_min/max but includes levels' i_mv_range. */
- int mv_min_spel[2];
- int mv_max_spel[2];
- int mv_miny_spel_row[3];
- int mv_maxy_spel_row[3];
- /* Fullpel MV range for motion search */
- ALIGNED_8( int16_t mv_limit_fpel[2][2] ); /* min_x, min_y, max_x, max_y */
- int mv_miny_fpel_row[3];
- int mv_maxy_fpel_row[3];
- /* neighboring MBs */
- unsigned int i_neighbour;
- unsigned int i_neighbour8[4]; /* neighbours of each 8x8 or 4x4 block that are available */
- unsigned int i_neighbour4[16]; /* at the time the block is coded */
- unsigned int i_neighbour_intra; /* for constrained intra pred */
- unsigned int i_neighbour_frame; /* ignoring slice boundaries */
- int i_mb_type_top;
- int i_mb_type_left[2];
- int i_mb_type_topleft;
- int i_mb_type_topright;
- int i_mb_prev_xy;
- int i_mb_left_xy[2];
- int i_mb_top_xy;
- int i_mb_topleft_xy;
- int i_mb_topright_xy;
- int i_mb_top_y;
- int i_mb_topleft_y;
- int i_mb_topright_y;
- const x264_left_table_t *left_index_table;
- int i_mb_top_mbpair_xy;
- int topleft_partition;
- int b_allow_skip;
- int field_decoding_flag;
- /**** thread synchronization ends here ****/
- /* subsequent variables are either thread-local or constant,
- * and won't be copied from one thread to another */
- /* mb table */
- uint8_t *base; /* base pointer for all malloced data in this mb */
- int8_t *type; /* mb type */
- uint8_t *partition; /* mb partition */
- int8_t *qp; /* mb qp */
- int16_t *cbp; /* mb cbp: 0x0?: luma, 0x?0: chroma, 0x100: luma dc, 0x200 and 0x400: chroma dc, 0x1000 PCM (all set for PCM) */
- int8_t (*intra4x4_pred_mode)[8]; /* intra4x4 pred mode. for non I4x4 set to I_PRED_4x4_DC(2) */
- /* actually has only 7 entries; set to 8 for write-combining optimizations */
- uint8_t (*non_zero_count)[16*3]; /* nzc. for I_PCM set to 16 */
- int8_t *chroma_pred_mode; /* chroma_pred_mode. cabac only. for non intra I_PRED_CHROMA_DC(0) */
- int16_t (*mv[2])[2]; /* mb mv. set to 0 for intra mb */
- uint8_t (*mvd[2])[8][2]; /* absolute value of mb mv difference with predict, clipped to [0,33]. set to 0 if intra. cabac only */
- int8_t *ref[2]; /* mb ref. set to -1 if non used (intra or Lx only) */
- int16_t (*mvr[2][X264_REF_MAX*2])[2];/* 16x16 mv for each possible ref */
- int8_t *skipbp; /* block pattern for SKIP or DIRECT (sub)mbs. B-frames + cabac only */
- int8_t *mb_transform_size; /* transform_size_8x8_flag of each mb */
- uint32_t *slice_table; /* sh->first_mb of the slice that the indexed mb is part of */
- uint8_t *field;
- /* buffer for weighted versions of the reference frames */
- pixel *p_weight_buf[X264_REF_MAX];
- /* current value */
- int i_type;
- int i_partition;
- ALIGNED_4( uint8_t i_sub_partition[4] );
- int b_transform_8x8;
- int i_cbp_luma;
- int i_cbp_chroma;
- int i_intra16x16_pred_mode;
- int i_chroma_pred_mode;
- /* skip flags for i4x4 and i8x8
- * 0 = encode as normal.
- * 1 (non-RD only) = the DCT is still in h->dct, restore fdec and skip reconstruction.
- * 2 (RD only) = the DCT has since been overwritten by RD; restore that too. */
- int i_skip_intra;
- /* skip flag for motion compensation */
- /* if we've already done MC, we don't need to do it again */
- int b_skip_mc;
- /* set to true if we are re-encoding a macroblock. */
- int b_reencode_mb;
- int ip_offset; /* Used by PIR to offset the quantizer of intra-refresh blocks. */
- int b_deblock_rdo;
- int b_overflow; /* If CAVLC had a level code overflow during bitstream writing. */
- struct
- {
- /* space for p_fenc and p_fdec */
- #define FENC_STRIDE 16
- #define FDEC_STRIDE 32
- ALIGNED_64( pixel fenc_buf[48*FENC_STRIDE] );
- ALIGNED_64( pixel fdec_buf[54*FDEC_STRIDE] );
- /* i4x4 and i8x8 backup data, for skipping the encode stage when possible */
- ALIGNED_32( pixel i4x4_fdec_buf[16*16] );
- ALIGNED_32( pixel i8x8_fdec_buf[16*16] );
- ALIGNED_64( dctcoef i8x8_dct_buf[3][64] );
- ALIGNED_64( dctcoef i4x4_dct_buf[15][16] );
- uint32_t i4x4_nnz_buf[4];
- uint32_t i8x8_nnz_buf[4];
- /* Psy trellis DCT data */
- ALIGNED_64( dctcoef fenc_dct8[4][64] );
- ALIGNED_64( dctcoef fenc_dct4[16][16] );
- /* Psy RD SATD/SA8D scores cache */
- ALIGNED_64( uint32_t fenc_satd_cache[32] );
- ALIGNED_16( uint64_t fenc_hadamard_cache[9] );
- int i4x4_cbp;
- int i8x8_cbp;
- /* pointer over mb of the frame to be compressed */
- pixel *p_fenc[3]; /* y,u,v */
- /* pointer to the actual source frame, not a block copy */
- pixel *p_fenc_plane[3];
- /* pointer over mb of the frame to be reconstructed */
- pixel *p_fdec[3];
- /* pointer over mb of the references */
- int i_fref[2];
- /* [12]: yN, yH, yV, yHV, (NV12 ? uv : I444 ? (uN, uH, uV, uHV, vN, ...)) */
- pixel *p_fref[2][X264_REF_MAX*2][12];
- pixel *p_fref_w[X264_REF_MAX*2]; /* weighted fullpel luma */
- uint16_t *p_integral[2][X264_REF_MAX];
- /* fref stride */
- int i_stride[3];
- } pic;
- /* cache */
- struct
- {
- /* real intra4x4_pred_mode if I_4X4 or I_8X8, I_PRED_4x4_DC if mb available, -1 if not */
- ALIGNED_16( int8_t intra4x4_pred_mode[X264_SCAN8_LUMA_SIZE] );
- /* i_non_zero_count if available else 0x80. intentionally misaligned by 8 for asm */
- ALIGNED_8( uint8_t non_zero_count[X264_SCAN8_SIZE] );
- /* -1 if unused, -2 if unavailable */
- ALIGNED_4( int8_t ref[2][X264_SCAN8_LUMA_SIZE] );
- /* 0 if not available */
- ALIGNED_16( int16_t mv[2][X264_SCAN8_LUMA_SIZE][2] );
- ALIGNED_8( uint8_t mvd[2][X264_SCAN8_LUMA_SIZE][2] );
- /* 1 if SKIP or DIRECT. set only for B-frames + CABAC */
- ALIGNED_4( int8_t skip[X264_SCAN8_LUMA_SIZE] );
- ALIGNED_4( int16_t direct_mv[2][4][2] );
- ALIGNED_4( int8_t direct_ref[2][4] );
- int direct_partition;
- ALIGNED_4( int16_t pskip_mv[2] );
- /* number of neighbors (top and left) that used 8x8 dct */
- int i_neighbour_transform_size;
- int i_neighbour_skip;
- /* neighbor CBPs */
- int i_cbp_top;
- int i_cbp_left;
- /* extra data required for mbaff in mv prediction */
- int16_t topright_mv[2][3][2];
- int8_t topright_ref[2][3];
- /* current mb deblock strength */
- uint8_t (*deblock_strength)[8][4];
- } cache;
- /* */
- int i_qp; /* current qp */
- int i_chroma_qp;
- int i_last_qp; /* last qp */
- int i_last_dqp; /* last delta qp */
- int b_variable_qp; /* whether qp is allowed to vary per macroblock */
- int b_lossless;
- int b_direct_auto_read; /* take stats for --direct auto from the 2pass log */
- int b_direct_auto_write; /* analyse direct modes, to use and/or save */
- /* lambda values */
- int i_trellis_lambda2[2][2]; /* [luma,chroma][inter,intra] */
- int i_psy_rd_lambda;
- int i_chroma_lambda2_offset;
- /* B_direct and weighted prediction */
- int16_t dist_scale_factor_buf[2][2][X264_REF_MAX*2][4];
- int16_t (*dist_scale_factor)[4];
- int8_t bipred_weight_buf[2][2][X264_REF_MAX*2][4];
- int8_t (*bipred_weight)[4];
- /* maps fref1[0]'s ref indices into the current list0 */
- #define map_col_to_list0(col) h->mb.map_col_to_list0[(col)+2]
- int8_t map_col_to_list0[X264_REF_MAX+2];
- int ref_blind_dupe; /* The index of the blind reference frame duplicate. */
- int8_t deblock_ref_table[X264_REF_MAX*2+2];
- #define deblock_ref_table(x) h->mb.deblock_ref_table[(x)+2]
- } mb;
- /* rate control encoding only */
- x264_ratecontrol_t *rc;
- /* stats */
- struct
- {
- /* Cumulated stats */
- /* per slice info */
- int i_frame_count[3];
- int64_t i_frame_size[3];
- double f_frame_qp[3];
- int i_consecutive_bframes[X264_BFRAME_MAX+1];
- /* */
- double f_ssd_global[3];
- double f_psnr_average[3];
- double f_psnr_mean_y[3];
- double f_psnr_mean_u[3];
- double f_psnr_mean_v[3];
- double f_ssim_mean_y[3];
- double f_frame_duration[3];
- /* */
- int64_t i_mb_count[3][19];
- int64_t i_mb_partition[2][17];
- int64_t i_mb_count_8x8dct[2];
- int64_t i_mb_count_ref[2][2][X264_REF_MAX*2];
- int64_t i_mb_cbp[6];
- int64_t i_mb_pred_mode[4][13];
- int64_t i_mb_field[3];
- /* */
- int i_direct_score[2];
- int i_direct_frames[2];
- /* num p-frames weighted */
- int i_wpred[2];
- /* Current frame stats */
- x264_frame_stat_t frame;
- } stat;
- /* 0 = luma 4x4, 1 = luma 8x8, 2 = chroma 4x4, 3 = chroma 8x8 */
- udctcoef (*nr_offset)[64];
- uint32_t (*nr_residual_sum)[64];
- uint32_t *nr_count;
- ALIGNED_32( udctcoef nr_offset_denoise[4][64] );
- ALIGNED_32( uint32_t nr_residual_sum_buf[2][4][64] );
- uint32_t nr_count_buf[2][4];
- uint8_t luma2chroma_pixel[7]; /* Subsampled pixel size */
- /* Buffers that are allocated per-thread even in sliced threads. */
- void *scratch_buffer; /* for any temporary storage that doesn't want repeated malloc */
- void *scratch_buffer2; /* if the first one's already in use */
- pixel *intra_border_backup[5][3]; /* bottom pixels of the previous mb row, used for intra prediction after the framebuffer has been deblocked */
- /* Deblock strength values are stored for each 4x4 partition. In MBAFF
- * there are four extra values that need to be stored, located in [4][i]. */
- uint8_t (*deblock_strength[2])[2][8][4];
- /* CPU functions dependents */
- x264_predict_t predict_16x16[4+3];
- x264_predict8x8_t predict_8x8[9+3];
- x264_predict_t predict_4x4[9+3];
- x264_predict_t predict_chroma[4+3];
- x264_predict_t predict_8x8c[4+3];
- x264_predict_t predict_8x16c[4+3];
- x264_predict_8x8_filter_t predict_8x8_filter;
- x264_pixel_function_t pixf;
- x264_mc_functions_t mc;
- x264_dct_function_t dctf;
- x264_zigzag_function_t zigzagf;
- x264_zigzag_function_t zigzagf_interlaced;
- x264_zigzag_function_t zigzagf_progressive;
- x264_quant_function_t quantf;
- x264_deblock_function_t loopf;
- x264_bitstream_function_t bsf;
- x264_lookahead_t *lookahead;
- #if HAVE_OPENCL
- x264_opencl_t opencl;
- #endif
- };
- typedef struct
- {
- int sad;
- int16_t mv[2];
- } mvsad_t;
- // included at the end because it needs x264_t
- #include "macroblock.h"
- static ALWAYS_INLINE int x264_predictor_roundclip( int16_t (*dst)[2], int16_t (*mvc)[2], int i_mvc, int16_t mv_limit[2][2], uint32_t pmv )
- {
- int cnt = 0;
- for( int i = 0; i < i_mvc; i++ )
- {
- int mx = (mvc[i][0] + 2) >> 2;
- int my = (mvc[i][1] + 2) >> 2;
- uint32_t mv = pack16to32_mask(mx, my);
- if( !mv || mv == pmv ) continue;
- dst[cnt][0] = x264_clip3( mx, mv_limit[0][0], mv_limit[1][0] );
- dst[cnt][1] = x264_clip3( my, mv_limit[0][1], mv_limit[1][1] );
- cnt++;
- }
- return cnt;
- }
- static ALWAYS_INLINE int x264_predictor_clip( int16_t (*dst)[2], int16_t (*mvc)[2], int i_mvc, int16_t mv_limit[2][2], uint32_t pmv )
- {
- int cnt = 0;
- int qpel_limit[4] = {mv_limit[0][0] << 2, mv_limit[0][1] << 2, mv_limit[1][0] << 2, mv_limit[1][1] << 2};
- for( int i = 0; i < i_mvc; i++ )
- {
- uint32_t mv = M32( mvc[i] );
- int mx = mvc[i][0];
- int my = mvc[i][1];
- if( !mv || mv == pmv ) continue;
- dst[cnt][0] = x264_clip3( mx, qpel_limit[0], qpel_limit[2] );
- dst[cnt][1] = x264_clip3( my, qpel_limit[1], qpel_limit[3] );
- cnt++;
- }
- return cnt;
- }
- #if ARCH_X86 || ARCH_X86_64
- #include "x86/util.h"
- #endif
- #include "rectangle.h"
- #endif
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