#ifndef _COMMON_H
#define _COMMON_H 1
-#ifdef HAVE_STDINT_H
-#include <stdint.h>
-#else
-#include <inttypes.h>
-#endif
-#include <stdarg.h>
-#include <stdlib.h>
-#include <assert.h>
-
-#ifdef _MSC_VER
-#define inline __inline
-#define strncasecmp(s1, s2, n) strnicmp(s1, s2, n)
-#define snprintf _snprintf
-#define X264_VERSION "" // no configure script for msvc
-#endif
-
-/* alloca: force 16byte alignment */
-#ifdef _MSC_VER
-#define x264_alloca(x) (void*)(((intptr_t)_alloca((x)+15)+15)&~15)
-#else
-#define x264_alloca(x) (void*)(((intptr_t) alloca((x)+15)+15)&~15)
-#endif
-
-#ifdef _MSC_VER
-#define DECLARE_ALIGNED( type, var, n ) __declspec(align(n)) type var
-#else
-#define DECLARE_ALIGNED( type, var, n ) type var __attribute__((aligned(n)))
-#endif
-
-/* threads */
-#if defined(__WIN32__) && defined(HAVE_PTHREAD)
-#include <pthread.h>
-#define USE_CONDITION_VAR
-
-#elif defined(SYS_BEOS)
-#include <kernel/OS.h>
-#define pthread_t thread_id
-#define pthread_create(t,u,f,d) { *(t)=spawn_thread(f,"",10,d); \
- resume_thread(*(t)); }
-#define pthread_join(t,s) { long tmp; \
- wait_for_thread(t,(s)?(long*)(s):&tmp); }
-#ifndef usleep
-#define usleep(t) snooze(t)
-#endif
-#define HAVE_PTHREAD 1
-
-#elif defined(HAVE_PTHREAD)
-#include <pthread.h>
-#define USE_CONDITION_VAR
-#else
-#define pthread_t int
-#define pthread_create(t,u,f,d)
-#define pthread_join(t,s)
-#endif //SYS_*
-
-#ifndef USE_CONDITION_VAR
-#define pthread_mutex_t int
-#define pthread_mutex_init(m,f)
-#define pthread_mutex_destroy(m)
-#define pthread_mutex_lock(m)
-#define pthread_mutex_unlock(m)
-#define pthread_cond_t int
-#define pthread_cond_init(c,f)
-#define pthread_cond_destroy(c)
-#define pthread_cond_broadcast(c)
-#define pthread_cond_wait(c,m) usleep(100)
-#endif
-
/****************************************************************************
* Macros
****************************************************************************/
#define XCHG(type,a,b) { type t = a; a = b; b = t; }
#define FIX8(f) ((int)(f*(1<<8)+.5))
-#ifndef offsetof
-#define offsetof(T,F) ((unsigned int)((char *)&((T *)0)->F))
-#endif
-
-#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR__ > 0)
-#define UNUSED __attribute__((unused))
-#else
-#define UNUSED
-#endif
-
#define CHECKED_MALLOC( var, size )\
{\
var = x264_malloc( size );\
#define X264_THREAD_MAX 128
#define X264_SLICE_MAX 4
#define X264_NAL_MAX (4 + X264_SLICE_MAX)
-#define X264_THREAD_HEIGHT 24 // number of pixels (per thread) in progress at any given time. could theoretically be as low as 22
+
+// 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"
/****************************************************************************
* 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 * );
void x264_reduce_fraction( int *n, int *d );
+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 );
}
x264_param_t param;
x264_t *thread[X264_THREAD_MAX];
- pthread_t thread_handle;
+ x264_pthread_t thread_handle;
int b_thread_active;
int i_thread_phase; /* which thread to use for the next frame */
x264_pps_t *pps;
int i_idr_pic_id;
+ /* 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] */
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_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;
+
struct
{
/* space for p_fenc and p_fdec */
DECLARE_ALIGNED( uint8_t, fenc_buf[24*FENC_STRIDE], 16 );
DECLARE_ALIGNED( uint8_t, fdec_buf[27*FDEC_STRIDE], 16 );
+ /* i4x4 and i8x8 backup data, for skipping the encode stage when possible */
+ DECLARE_ALIGNED( uint8_t, i4x4_fdec_buf[16*16], 16 );
+ DECLARE_ALIGNED( uint8_t, i8x8_fdec_buf[16*16], 16 );
+ DECLARE_ALIGNED( int, i8x8_dct_buf[3][64], 16 );
+ DECLARE_ALIGNED( int, i4x4_dct_buf[15][16], 16 );
+
/* pointer over mb of the frame to be compressed */
uint8_t *p_fenc[3];
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 available else 0x80 */
- int non_zero_count[X264_SCAN8_SIZE];
+ int8_t non_zero_count[X264_SCAN8_SIZE];
/* -1 if unused, -2 if unavailable */
- int8_t ref[2][X264_SCAN8_SIZE];
+ DECLARE_ALIGNED( int8_t, ref[2][X264_SCAN8_SIZE], 4 );
/* 0 if not available */
- int16_t mv[2][X264_SCAN8_SIZE][2];
- int16_t mvd[2][X264_SCAN8_SIZE][2];
+ DECLARE_ALIGNED( int16_t, mv[2][X264_SCAN8_SIZE][2], 16 );
+ DECLARE_ALIGNED( int16_t, mvd[2][X264_SCAN8_SIZE][2], 4 );
/* 1 if SKIP or DIRECT. set only for B-frames + CABAC */
- int8_t skip[X264_SCAN8_SIZE];
+ DECLARE_ALIGNED( int8_t, skip[X264_SCAN8_SIZE], 4 );
- int16_t direct_mv[2][X264_SCAN8_SIZE][2];
+ DECLARE_ALIGNED( int16_t, direct_mv[2][X264_SCAN8_SIZE][2], 16 ) ;
int8_t direct_ref[2][X264_SCAN8_SIZE];
int 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;
} cache;
int b_direct_auto_write; /* analyse direct modes, to use and/or save */
/* B_direct and weighted prediction */
- int dist_scale_factor[16][2];
- int bipred_weight[32][4];
+ 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 */
/* per slice info */
int i_slice_count[5];
int64_t i_slice_size[5];
- int i_slice_qp[5];
+ double f_slice_qp[5];
/* */
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];
- float f_ssim_mean_y[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_count_8x8dct[2];
x264_mc_functions_t mc;
x264_dct_function_t dctf;
x264_zigzag_function_t zigzagf;
- x264_csp_function_t csp;
x264_quant_function_t quantf;
x264_deblock_function_t loopf;