/*****************************************************************************
* common.h: h264 encoder
*****************************************************************************
- * Copyright (C) 2003 Laurent Aimar
- * $Id: common.h,v 1.1 2004/06/03 19:27:06 fenrir Exp $
+ * Copyright (C) 2003-2008 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
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
*****************************************************************************/
-#ifndef _COMMON_H
-#define _COMMON_H 1
+#ifndef X264_COMMON_H
+#define X264_COMMON_H
-#ifdef HAVE_STDINT_H
-#include <stdint.h>
-#else
-#include <inttypes.h>
-#endif
-#include <stdarg.h>
+/****************************************************************************
+ * Macros
+ ****************************************************************************/
+#define X264_MIN(a,b) ( (a)<(b) ? (a) : (b) )
+#define X264_MAX(a,b) ( (a)>(b) ? (a) : (b) )
+#define X264_MIN3(a,b,c) X264_MIN((a),X264_MIN((b),(c)))
+#define X264_MAX3(a,b,c) X264_MAX((a),X264_MAX((b),(c)))
+#define X264_MIN4(a,b,c,d) X264_MIN((a),X264_MIN3((b),(c),(d)))
+#define X264_MAX4(a,b,c,d) X264_MAX((a),X264_MAX3((b),(c),(d)))
+#define XCHG(type,a,b) do{ type t = a; a = b; b = t; } while(0)
+#define FIX8(f) ((int)(f*(1<<8)+.5))
+
+#define CHECKED_MALLOC( var, size )\
+{\
+ var = x264_malloc( size );\
+ if( !var )\
+ {\
+ x264_log( h, X264_LOG_ERROR, "malloc failed\n" );\
+ goto fail;\
+ }\
+}
-#ifdef _MSC_VER
-#define snprintf _snprintf
-#define X264_VERSION "" // no configure script for msvc
-#endif
+#define X264_BFRAME_MAX 16
+#define X264_THREAD_MAX 128
+#define X264_SLICE_MAX 4
+#define X264_NAL_MAX (4 + X264_SLICE_MAX)
+#define X264_PCM_COST (386*8)
+// number of pixels (per thread) in progress at any given time.
+// 16 for the macroblock in progress + 3 for deblocking + 3 for motion compensation filter + 2 for extra safety
+#define X264_THREAD_HEIGHT 24
+
+/****************************************************************************
+ * Includes
+ ****************************************************************************/
+#include "osdep.h"
+#include <stdarg.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
#include "x264.h"
#include "bs.h"
#include "set.h"
#include "frame.h"
#include "dct.h"
#include "cabac.h"
-#include "csp.h"
#include "quant.h"
-/****************************************************************************
- * Macros
- ****************************************************************************/
-#define X264_MIN(a,b) ( (a)<(b) ? (a) : (b) )
-#define X264_MAX(a,b) ( (a)>(b) ? (a) : (b) )
-#define X264_ABS(a) ( (a)< 0 ? -(a) : (a) )
-#define X264_MIN3(a,b,c) X264_MIN((a),X264_MIN((b),(c)))
-#define X264_MIN4(a,b,c,d) X264_MIN((a),X264_MIN3((b),(c),(d)))
-
/****************************************************************************
* Generals functions
****************************************************************************/
/* x264_malloc : will do or emulate a memalign
- * XXX you HAVE TO use x264_free for buffer allocated
- * with x264_malloc
- */
+ * you have to use x264_free for buffers allocated with x264_malloc */
void *x264_malloc( int );
void *x264_realloc( void *p, int i_size );
void x264_free( void * );
/* mdate: return the current date in microsecond */
int64_t x264_mdate( void );
+/* x264_param2string: return a (malloced) string containing most of
+ * the encoding options */
+char *x264_param2string( x264_param_t *p, int b_res );
+
/* log */
void x264_log( x264_t *h, int i_level, const char *psz_fmt, ... );
+void x264_reduce_fraction( int *n, int *d );
+void x264_init_vlc_tables();
+
+static inline uint8_t x264_clip_uint8( int x )
+{
+ return x&(~255) ? (-x)>>31 : x;
+}
+
static inline int x264_clip3( int v, int i_min, int i_max )
{
return ( (v < i_min) ? i_min : (v > i_max) ? i_max : v );
}
-static inline float x264_clip3f( float v, float f_min, float f_max )
+static inline double x264_clip3f( double v, double f_min, double f_max )
{
return ( (v < f_min) ? f_min : (v > f_max) ? f_max : v );
}
static inline int x264_median( int a, int b, int c )
{
- int min = a, max =a;
- if( b < min )
- min = b;
- else
- max = b; /* no need to do 'b > max' (more consuming than always doing affectation) */
-
- if( c < min )
- min = c;
- else if( c > max )
- max = c;
-
- return a + b + c - min - max;
+ int t = (a-b)&((a-b)>>31);
+ a -= t;
+ b += t;
+ b -= (b-c)&((b-c)>>31);
+ b += (a-b)&((a-b)>>31);
+ return b;
+}
+
+static inline void x264_median_mv( int16_t *dst, int16_t *a, int16_t *b, int16_t *c )
+{
+ dst[0] = x264_median( a[0], b[0], c[0] );
+ dst[1] = x264_median( a[1], b[1], c[1] );
}
+static inline int x264_predictor_difference( int16_t (*mvc)[2], intptr_t i_mvc )
+{
+ int sum = 0, i;
+ for( i = 0; i < i_mvc-1; i++ )
+ {
+ sum += abs( mvc[i][0] - mvc[i+1][0] )
+ + abs( mvc[i][1] - mvc[i+1][1] );
+ }
+ return sum;
+}
/****************************************************************************
*
int i_frame_num;
+ int b_mbaff;
int b_field_pic;
int b_bottom_field;
int i_cabac_init_idc;
+ int i_qp;
int i_qp_delta;
int b_sp_for_swidth;
int i_qs_delta;
#define X264_SCAN8_SIZE (6*8)
#define X264_SCAN8_0 (4+1*8)
-static const int x264_scan8[16+2*4] =
+static const int x264_scan8[16+2*4+3] =
{
/* Luma */
4+1*8, 5+1*8, 4+2*8, 5+2*8,
/* Cr */
1+4*8, 2+4*8,
1+5*8, 2+5*8,
+
+ /* Luma DC */
+ 4+5*8,
+
+ /* Chroma DC */
+ 5+5*8, 6+5*8
};
/*
0 1 2 3 4 5 6 7
2 B B L L L L
3 L L L L
4 R R L L L L
- 5 R R
+ 5 R R DyDuDv
*/
-#define X264_BFRAME_MAX 16
-#define X264_SLICE_MAX 4
-#define X264_NAL_MAX (4 + X264_SLICE_MAX)
-
typedef struct x264_ratecontrol_t x264_ratecontrol_t;
-typedef struct x264_vlc_table_t x264_vlc_table_t;
struct x264_t
{
/* encoder parameters */
x264_param_t param;
- x264_t *thread[X264_SLICE_MAX];
+ x264_t *thread[X264_THREAD_MAX];
+ x264_pthread_t thread_handle;
+ int b_thread_active;
+ int i_thread_phase; /* which thread to use for the next frame */
/* bitstream output */
struct
int i_bitstream; /* size of p_bitstream */
uint8_t *p_bitstream; /* will hold data for all nal */
bs_t bs;
+ int i_frame_size;
} out;
+ /**** thread synchronization starts here ****/
+
/* frame number/poc */
int i_frame;
x264_pps_t *pps;
int i_idr_pic_id;
- int dequant4_mf[4][6][4][4];
- int dequant8_mf[2][6][8][8];
- int quant4_mf[4][6][4][4];
- int quant8_mf[2][6][8][8];
+ /* quantization matrix for decoding, [cqm][qp%6][coef_y][coef_x] */
+ int (*dequant4_mf[4])[4][4]; /* [4][6][4][4] */
+ int (*dequant8_mf[2])[8][8]; /* [2][6][8][8] */
+ /* quantization matrix for trellis, [cqm][qp][coef] */
+ int (*unquant4_mf[4])[16]; /* [4][52][16] */
+ int (*unquant8_mf[2])[64]; /* [2][52][64] */
+ /* quantization matrix for deadzone */
+ uint16_t (*quant4_mf[4])[16]; /* [4][52][16] */
+ uint16_t (*quant8_mf[2])[64]; /* [2][52][64] */
+ uint16_t (*quant4_bias[4])[16]; /* [4][52][16] */
+ uint16_t (*quant8_bias[2])[64]; /* [2][52][64] */
+
+ const uint8_t *chroma_qp_table; /* includes both the nonlinear luma->chroma mapping and chroma_qp_offset */
+
+ DECLARE_ALIGNED_16( uint32_t nr_residual_sum[2][64] );
+ DECLARE_ALIGNED_16( uint16_t nr_offset[2][64] );
+ uint32_t nr_count[2];
/* Slice header */
x264_slice_header_t sh;
struct
{
/* Frames to be encoded (whose types have been decided) */
- x264_frame_t *current[X264_BFRAME_MAX+3];
+ x264_frame_t *current[X264_BFRAME_MAX*4+3];
/* Temporary buffer (frames types not yet decided) */
- x264_frame_t *next[X264_BFRAME_MAX+3];
+ x264_frame_t *next[X264_BFRAME_MAX*4+3];
/* Unused frames */
- x264_frame_t *unused[X264_BFRAME_MAX+3];
+ x264_frame_t *unused[X264_BFRAME_MAX*4 + X264_THREAD_MAX*2 + 16+4];
/* For adaptive B decision */
x264_frame_t *last_nonb;
- /* frames used for reference +1 for decoding + sentinels */
- x264_frame_t *reference[16+2+1+2];
+ /* frames used for reference + sentinels */
+ x264_frame_t *reference[16+2];
int i_last_idr; /* Frame number of the last IDR */
int i_max_ref0;
int i_max_ref1;
int i_delay; /* Number of frames buffered for B reordering */
+ int b_have_lowres; /* Whether 1/2 resolution luma planes are being used */
+ int b_have_sub8x8_esa;
} frames;
/* current frame being encoded */
/* Current MB DCT coeffs */
struct
{
- DECLARE_ALIGNED( int, luma16x16_dc[16], 16 );
- DECLARE_ALIGNED( int, chroma_dc[2][4], 16 );
- // FIXME merge with union
- DECLARE_ALIGNED( int, luma8x8[4][64], 16 );
- union
- {
- DECLARE_ALIGNED( int, residual_ac[15], 16 );
- DECLARE_ALIGNED( int, luma4x4[16], 16 );
- } block[16+8];
+ DECLARE_ALIGNED_16( int16_t luma16x16_dc[16] );
+ DECLARE_ALIGNED_16( int16_t chroma_dc[2][4] );
+ // FIXME share memory?
+ DECLARE_ALIGNED_16( int16_t luma8x8[4][64] );
+ DECLARE_ALIGNED_16( int16_t luma4x4[16+8][16] );
} dct;
/* MB table and cache for current frame/mb */
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 i_psy_rd; /* Psy RD strength--fixed point value*/
+ int i_psy_trellis; /* Psy trellis strength--fixed point value*/
+
+ int b_interlaced;
+
/* Allowed qpel MV range to stay within the picture + emulated edge pixels */
int mv_min[2];
int mv_max[2];
+ /* 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];
/* Fullpel MV range for motion search */
int mv_min_fpel[2];
int mv_max_fpel[2];
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 */
- int i_mb_type_top;
- int i_mb_type_left;
- int i_mb_type_topleft;
- int i_mb_type_topright;
+ int i_mb_type_top;
+ int i_mb_type_left;
+ int i_mb_type_topleft;
+ int i_mb_type_topright;
+ int i_mb_prev_xy;
+ int i_mb_top_xy;
+
+ /**** thread synchronization ends here ****/
+ /* subsequent variables are either thread-local or constant,
+ * and won't be copied from one thread to another */
/* mb table */
int8_t *type; /* mb type */
int8_t *qp; /* mb qp */
int16_t *cbp; /* mb cbp: 0x0?: luma, 0x?0: chroma, 0x100: luma dc, 0x0200 and 0x0400: chroma dc (all set for PCM)*/
- int8_t (*intra4x4_pred_mode)[7]; /* intra4x4 pred mode. for non I4x4 set to I_PRED_4x4_DC(2) */
+ 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+4+4]; /* 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 */
int16_t (*mvd[2])[2]; /* mb mv difference with predict. 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][16])[2]; /* 16x16 mv for each possible ref */
+ int16_t (*mvr[2][32])[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 */
+ uint8_t *intra_border_backup[2][3]; /* bottom pixels of the previous mb row, used for intra prediction after the framebuffer has been deblocked */
+ uint8_t (*nnz_backup)[16]; /* when using cavlc + 8x8dct, the deblocker uses a modified nnz */
/* current value */
int i_type;
int i_partition;
- int i_sub_partition[4];
+ DECLARE_ALIGNED_4( uint8_t i_sub_partition[4] );
int b_transform_8x8;
int i_cbp_luma;
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;
+
struct
{
+ /* space for p_fenc and p_fdec */
+#define FENC_STRIDE 16
+#define FDEC_STRIDE 32
+ DECLARE_ALIGNED_16( uint8_t fenc_buf[24*FENC_STRIDE] );
+ DECLARE_ALIGNED_16( uint8_t fdec_buf[27*FDEC_STRIDE] );
+
+ /* i4x4 and i8x8 backup data, for skipping the encode stage when possible */
+ DECLARE_ALIGNED_16( uint8_t i4x4_fdec_buf[16*16] );
+ DECLARE_ALIGNED_16( uint8_t i8x8_fdec_buf[16*16] );
+ DECLARE_ALIGNED_16( int16_t i8x8_dct_buf[3][64] );
+ DECLARE_ALIGNED_16( int16_t i4x4_dct_buf[15][16] );
+ uint32_t i4x4_nnz_buf[4];
+ uint32_t i8x8_nnz_buf[4];
+ int i4x4_cbp;
+ int i8x8_cbp;
+
+ /* Psy trellis DCT data */
+ DECLARE_ALIGNED_16( int16_t fenc_dct8[4][64] );
+ DECLARE_ALIGNED_16( int16_t fenc_dct4[16][16] );
+
+ /* Psy RD SATD scores */
+ int fenc_satd[4][4];
+ int fenc_satd_sum;
+ int fenc_sa8d[2][2];
+ int fenc_sa8d_sum;
+
/* pointer over mb of the frame to be compressed */
uint8_t *p_fenc[3];
+ /* pointer to the actual source frame, not a block copy */
+ uint8_t *p_fenc_plane[3];
- /* pointer over mb of the frame to be reconstrucated */
+ /* pointer over mb of the frame to be reconstructed */
uint8_t *p_fdec[3];
/* pointer over mb of the references */
- uint8_t *p_fref[2][16][4+2]; /* last: lN, lH, lV, lHV, cU, cV */
+ int i_fref[2];
+ uint8_t *p_fref[2][32][4+2]; /* last: lN, lH, lV, lHV, cU, cV */
+ uint16_t *p_integral[2][16];
- /* common stride */
+ /* fref stride */
int i_stride[3];
} pic;
struct
{
/* real intra4x4_pred_mode if I_4X4 or I_8X8, I_PRED_4x4_DC if mb available, -1 if not */
- int intra4x4_pred_mode[X264_SCAN8_SIZE];
+ int8_t intra4x4_pred_mode[X264_SCAN8_SIZE];
- /* i_non_zero_count if availble else 0x80 */
- int non_zero_count[X264_SCAN8_SIZE];
+ /* i_non_zero_count if available else 0x80 */
+ uint8_t non_zero_count[X264_SCAN8_SIZE];
- /* -1 if unused, -2 if unavaible */
- int8_t ref[2][X264_SCAN8_SIZE];
+ /* -1 if unused, -2 if unavailable */
+ DECLARE_ALIGNED_4( int8_t ref[2][X264_SCAN8_SIZE] );
- /* 0 if non avaible */
- int16_t mv[2][X264_SCAN8_SIZE][2];
- int16_t mvd[2][X264_SCAN8_SIZE][2];
+ /* 0 if not available */
+ DECLARE_ALIGNED_16( int16_t mv[2][X264_SCAN8_SIZE][2] );
+ DECLARE_ALIGNED_8( int16_t mvd[2][X264_SCAN8_SIZE][2] );
/* 1 if SKIP or DIRECT. set only for B-frames + CABAC */
- int8_t skip[X264_SCAN8_SIZE];
+ DECLARE_ALIGNED_4( int8_t skip[X264_SCAN8_SIZE] );
- int16_t direct_mv[2][X264_SCAN8_SIZE][2];
- int8_t direct_ref[2][X264_SCAN8_SIZE];
+ DECLARE_ALIGNED_16( int16_t direct_mv[2][X264_SCAN8_SIZE][2] );
+ DECLARE_ALIGNED_4( int8_t direct_ref[2][X264_SCAN8_SIZE] );
+ DECLARE_ALIGNED_4( int16_t pskip_mv[2] );
/* number of neighbors (top and left) that used 8x8 dct */
int i_neighbour_transform_size;
- int b_transform_8x8_allowed;
+ int i_neighbour_interlaced;
+
+ /* neighbor CBPs */
+ int i_cbp_top;
+ int i_cbp_left;
} 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 */
/* B_direct and weighted prediction */
- int dist_scale_factor[16][16];
- int bipred_weight[16][16];
+ int16_t dist_scale_factor[16][2];
+ int16_t bipred_weight[32][4];
/* maps fref1[0]'s ref indices into the current list0 */
- int map_col_to_list0_buf[2]; // for negative indices
- int map_col_to_list0[16];
+ int8_t map_col_to_list0_buf[2]; // for negative indices
+ int8_t map_col_to_list0[16];
} mb;
/* rate control encoding only */
x264_ratecontrol_t *rc;
- int i_last_inter_size;
- int i_last_intra_size;
- int i_last_intra_qp;
-
/* stats */
struct
{
/* Current frame stats */
struct
{
- /* Headers bits (MV+Ref+MB Block Type */
- int i_hdr_bits;
- /* Texture bits (Intra/Predicted) */
- int i_itex_bits;
- int i_ptex_bits;
+ /* 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_p;
int i_mb_count_skip;
int i_mb_count_8x8dct[2];
- /* Estimated (SATD) cost as Intra/Predicted frame */
- /* XXX: both omit the cost of MBs coded as P_SKIP */
- int i_intra_cost;
- int i_inter_cost;
+ int i_mb_count_ref[2][32];
+ int i_mb_partition[17];
+ int i_mb_cbp[6];
+ /* Adaptive direct mv pred */
+ int i_direct_score[2];
+ /* Metrics */
+ int64_t i_ssd[3];
+ double f_ssim;
} frame;
- /* Cummulated stats */
+ /* Cumulated stats */
/* per slice info */
- int i_slice_count[5];
+ int i_slice_count[5];
int64_t i_slice_size[5];
- int i_slice_qp[5];
+ double f_slice_qp[5];
+ int i_consecutive_bframes[X264_BFRAME_MAX+1];
/* */
- int64_t i_sqe_global[5];
- float f_psnr_average[5];
- float f_psnr_mean_y[5];
- float f_psnr_mean_u[5];
- float f_psnr_mean_v[5];
+ int64_t i_ssd_global[5];
+ double f_psnr_average[5];
+ double f_psnr_mean_y[5];
+ double f_psnr_mean_u[5];
+ double f_psnr_mean_v[5];
+ double f_ssim_mean_y[5];
/* */
int64_t i_mb_count[5][19];
+ int64_t i_mb_partition[2][17];
int64_t i_mb_count_8x8dct[2];
+ int64_t i_mb_count_ref[2][2][32];
+ int64_t i_mb_cbp[6];
+ /* */
+ int i_direct_score[2];
+ int i_direct_frames[2];
} stat;
- /* CPU functions dependants */
+ void *scratch_buffer; /* for any temporary storage that doesn't want repeated malloc */
+
+ /* CPU functions dependents */
x264_predict_t predict_16x16[4+3];
x264_predict_t predict_8x8c[4+3];
x264_predict8x8_t predict_8x8[9+3];
x264_predict_t predict_4x4[9+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_csp_function_t csp;
+ x264_zigzag_function_t zigzagf;
x264_quant_function_t quantf;
-
- /* vlc table for decoding purpose only */
- x264_vlc_table_t *x264_coeff_token_lookup[5];
- x264_vlc_table_t *x264_level_prefix_lookup;
- x264_vlc_table_t *x264_total_zeros_lookup[15];
- x264_vlc_table_t *x264_total_zeros_dc_lookup[3];
- x264_vlc_table_t *x264_run_before_lookup[7];
+ x264_deblock_function_t loopf;
#if VISUALIZE
struct visualize_t *visualize;
#endif
};
+// included at the end because it needs x264_t
+#include "macroblock.h"
+
+#ifdef HAVE_MMX
+#include "x86/util.h"
+#endif
+
#endif
projects / x264 / blobdiff