#ifndef _X264_H
#define _X264_H 1
+#if !defined(_STDINT_H) && !defined(_STDINT_H_) && \
+ !defined(_INTTYPES_H) && !defined(_INTTYPES_H_)
+# ifdef _MSC_VER
+# pragma message("You must include stdint.h or inttypes.h before x264.h")
+# else
+# warning You must include stdint.h or inttypes.h before x264.h
+# endif
+#endif
+
#include <stdarg.h>
-#define X264_BUILD 26
+#define X264_BUILD 44
/* x264_t:
* opaque handler for decoder and encoder */
/* Analyse flags
*/
#define X264_ANALYSE_I4x4 0x0001 /* Analyse i4x4 */
+#define X264_ANALYSE_I8x8 0x0002 /* Analyse i8x8 (requires 8x8 transform) */
#define X264_ANALYSE_PSUB16x16 0x0010 /* Analyse p16x8, p8x16 and p8x8 */
#define X264_ANALYSE_PSUB8x8 0x0020 /* Analyse p8x4, p4x8, p4x4 */
#define X264_ANALYSE_BSUB16x16 0x0100 /* Analyse b16x8, b8x16 and b8x8 */
#define X264_DIRECT_PRED_TEMPORAL 2
#define X264_ME_DIA 0
#define X264_ME_HEX 1
-#define X264_ME_ESA 2
+#define X264_ME_UMH 2
+#define X264_ME_ESA 3
+#define X264_CQM_FLAT 0
+#define X264_CQM_JVT 1
+#define X264_CQM_CUSTOM 2
+
+static const char * const x264_direct_pred_names[] = { "none", "spatial", "temporal", 0 };
+static const char * const x264_motion_est_names[] = { "dia", "hex", "umh", "esa", 0 };
/* Colorspace type
*/
{
/* CPU flags */
unsigned int cpu;
+ int i_threads; /* divide each frame into multiple slices, encode in parallel */
/* Video Properties */
int i_width;
int i_height;
int i_csp; /* CSP of encoded bitstream, only i420 supported */
int i_level_idc;
+ int i_frame_total; /* number of frames to encode if known, else 0 */
struct
{
/* they will be reduced to be 0 < x <= 65535 and prime */
int i_sar_height;
int i_sar_width;
+
+ int i_overscan; /* 0=undef, 1=no overscan, 2=overscan */
+
+ /* see h264 annex E for the values of the following */
+ int i_vidformat;
+ int b_fullrange;
+ int i_colorprim;
+ int i_transfer;
+ int i_colmatrix;
+ int i_chroma_loc; /* both top & bottom */
} vui;
int i_fps_num;
int b_cabac;
int i_cabac_init_idc;
+ int i_cqm_preset;
+ char *psz_cqm_file; /* JM format */
+ uint8_t cqm_4iy[16]; /* used only if i_cqm_preset == X264_CQM_CUSTOM */
+ uint8_t cqm_4ic[16];
+ uint8_t cqm_4py[16];
+ uint8_t cqm_4pc[16];
+ uint8_t cqm_8iy[64];
+ uint8_t cqm_8py[64];
/* Log */
void (*pf_log)( void *, int i_level, const char *psz, va_list );
/* Encoder analyser parameters */
struct
{
- unsigned int intra; /* intra flags */
- unsigned int inter; /* inter flags */
+ unsigned int intra; /* intra partitions */
+ unsigned int inter; /* inter partitions */
+ int b_transform_8x8;
+ int b_weighted_bipred; /* implicit weighting for B-frames */
int i_direct_mv_pred; /* spatial vs temporal mv prediction */
+ int i_chroma_qp_offset;
+
int i_me_method; /* motion estimation algorithm to use (X264_ME_*) */
int i_me_range; /* integer pixel motion estimation search range (from predicted mv) */
+ int i_mv_range; /* maximum length of a mv (in pixels) */
int i_subpel_refine; /* subpixel motion estimation quality */
+ int b_bidir_me; /* jointly optimize both MVs in B-frames */
int b_chroma_me; /* chroma ME for subpel and mode decision in P-frames */
- int i_mv_range; /* maximum length of a mv (in pixels) */
-
- int b_weighted_bipred; /* implicit weighting for B-frames */
-
- int i_chroma_qp_offset;
+ int b_bframe_rdo; /* RD based mode decision for B-frames */
+ int b_mixed_references; /* allow each mb partition in P-frames to have it's own reference number */
+ int i_trellis; /* trellis RD quantization */
+ int b_fast_pskip; /* early SKIP detection on P-frames */
+ int i_noise_reduction; /* adaptive pseudo-deadzone */
int b_psnr; /* Do we compute PSNR stats (save a few % of cpu) */
} analyse;
/* Rate control parameters */
struct
{
- int i_qp_constant; /* 1-51 */
+ int i_qp_constant; /* 0-51 */
int i_qp_min; /* min allowed QP value */
int i_qp_max; /* max allowed QP value */
int i_qp_step; /* max QP step between frames */
int b_cbr; /* use bitrate instead of CQP */
int i_bitrate;
+ int i_rf_constant; /* 1pass VBR, nominal QP */
float f_rate_tolerance;
int i_vbv_max_bitrate;
int i_vbv_buffer_size;
float f_qcompress; /* 0.0 => cbr, 1.0 => constant qp */
float f_qblur; /* temporally blur quants */
float f_complexity_blur; /* temporally blur complexity */
- int i_zones;
x264_zone_t *zones; /* ratecontrol overrides */
+ int i_zones; /* sumber of zone_t's */
+ char *psz_zones; /* alternate method of specifying zones */
} rc;
int b_aud; /* generate access unit delimiters */
+ int b_repeat_headers; /* put SPS/PPS before each keyframe */
} x264_param_t;
+typedef struct {
+ int level_idc;
+ int mbps; // max macroblock processing rate (macroblocks/sec)
+ int frame_size; // max frame size (macroblocks)
+ int dpb; // max decoded picture buffer (bytes)
+ int bitrate; // max bitrate (kbit/sec)
+ int cpb; // max vbv buffer (kbit)
+ int mv_range; // max vertical mv component range (pixels)
+ int mvs_per_2mb; // max mvs per 2 consecutive mbs.
+ int slice_rate; // ??
+ int bipred8x8; // limit bipred to >=8x8
+ int direct8x8; // limit b_direct to >=8x8
+ int frame_only; // forbid interlacing
+} x264_level_t;
+
+/* all of the levels defined in the standard, terminated by .level_idc=0 */
+extern const x264_level_t x264_levels[];
+
/* x264_param_default:
* fill x264_param_t with default values and do CPU detection */
void x264_param_default( x264_param_t * );
void x264_encoder_close ( x264_t * );
/* XXX: decoder isn't working so no need to export it */
-#if 0
-/****************************************************************************
- * Decoder functions:
- ****************************************************************************
- * XXX: Not yet working so do not try ...
- ****************************************************************************/
-/* x264_decoder_open:
- */
-x264_t *x264_decoder_open ( x264_param_t * );
-/* x264_decoder_decode:
- */
-int x264_decoder_decode ( x264_t *, x264_picture_t **, x264_nal_t * );
-/* x264_decoder_close:
- */
-void x264_decoder_close ( x264_t * );
-#endif
/****************************************************************************
* Private stuff for internal usage:
# ifdef _MSC_VER
# define inline __inline
# define DECLARE_ALIGNED( type, var, n ) __declspec(align(n)) type var
+# define strncasecmp(s1, s2, n) strnicmp(s1, s2, n)
# else
# define DECLARE_ALIGNED( type, var, n ) type var __attribute__((aligned(n)))
# endif