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/*****************************************************************************
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* XVID MPEG-4 VIDEO CODEC
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* - XviD Main header file -
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* Copyright(C) 2001-2003 Peter Ross <pross@xvid.org>
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* This program is free software ; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation ; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY ; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program ; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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* $Id: ADM_xvidr_internal.h 1039 2005-05-17 19:01:18Z mean $
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****************************************************************************/
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/*****************************************************************************
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****************************************************************************/
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version takes the form "$major.$minor.$patch"
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$patch is incremented when there is no api change
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$minor is incremented when the api is changed, but remains backwards compatible
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$major is incremented when the api is changed significantly
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when initialising an xvid structure, you must always zero it, and set the version field.
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memset(&struct,0,sizeof(struct));
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struct.version = XVID_VERSION;
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XVID_UNSTABLE is defined only during development.
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#define XVID_MAKE_VERSION(a,b,c) ((((a)&0xff)<<16) | (((b)&0xff)<<8) | ((c)&0xff))
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#define XVID_VERSION_MAJOR(a) ((char)(((a)>>16) & 0xff))
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#define XVID_VERSION_MINOR(a) ((char)(((a)>> 8) & 0xff))
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#define XVID_VERSION_PATCH(a) ((char)(((a)>> 0) & 0xff))
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#define XVID_MAKE_API(a,b) ((((a)&0xff)<<16) | (((b)&0xff)<<0))
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#define XVID_API_MAJOR(a) (((a)>>16) & 0xff)
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#define XVID_API_MINOR(a) (((a)>> 0) & 0xff)
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#define XVID_VERSION XVID_MAKE_VERSION(1,0,-124)
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#define XVID_API XVID_MAKE_API(4, 0)
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* this will be writen into the bitstream to allow easy detection of xvid
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* encoder bugs in the decoder, without this it might not possible to
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* automatically distinquish between a file which has been encoded with an
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* old & buggy XVID from a file which has been encoded with a bugfree version
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* see the infamous interlacing bug ...
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* this MUST be increased if an encoder bug is fixed, increasing it too often
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* doesnt hurt but not increasing it could cause difficulty for decoders in the
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#define XVID_BS_VERSION "0030"
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/*****************************************************************************
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****************************************************************************/
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/* all functions return values <0 indicate error */
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#define XVID_ERR_FAIL -1 /* general fault */
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#define XVID_ERR_MEMORY -2 /* memory allocation error */
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#define XVID_ERR_FORMAT -3 /* file format error */
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#define XVID_ERR_VERSION -4 /* structure version not supported */
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#define XVID_ERR_END -5 /* encoder only; end of stream reached */
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/*****************************************************************************
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****************************************************************************/
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/* colorspace values */
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#define XVID_CSP_PLANAR (1<< 0) /* 4:2:0 planar (==I420, except for pointers/strides) */
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#define XVID_CSP_USER XVID_CSP_PLANAR
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#define XVID_CSP_I420 (1<< 1) /* 4:2:0 planar */
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#define XVID_CSP_YV12 (1<< 2) /* 4:2:0 planar */
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#define XVID_CSP_YUY2 (1<< 3) /* 4:2:2 packed */
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#define XVID_CSP_UYVY (1<< 4) /* 4:2:2 packed */
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#define XVID_CSP_YVYU (1<< 5) /* 4:2:2 packed */
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#define XVID_CSP_BGRA (1<< 6) /* 32-bit bgra packed */
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#define XVID_CSP_ABGR (1<< 7) /* 32-bit abgr packed */
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#define XVID_CSP_RGBA (1<< 8) /* 32-bit rgba packed */
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#define XVID_CSP_ARGB (1<<15) /* 32-bit argb packed */
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#define XVID_CSP_BGR (1<< 9) /* 24-bit bgr packed */
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#define XVID_CSP_RGB555 (1<<10) /* 16-bit rgb555 packed */
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#define XVID_CSP_RGB565 (1<<11) /* 16-bit rgb565 packed */
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#define XVID_CSP_SLICE (1<<12) /* decoder only: 4:2:0 planar, per slice rendering */
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#define XVID_CSP_INTERNAL (1<<13) /* decoder only: 4:2:0 planar, returns ptrs to internal buffers */
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#define XVID_CSP_NULL (1<<14) /* decoder only: dont output anything */
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#define XVID_CSP_VFLIP (1<<31) /* vertical flip mask */
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for non-planar colorspaces use only plane[0] and stride[0]
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four plane reserved for alpha*/
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int csp; /* [in] colorspace; or with XVID_CSP_VFLIP to perform vertical flip */
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void * plane[4]; /* [in] image plane ptrs */
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int stride[4]; /* [in] image stride; "bytes per row"*/
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/* video-object-sequence profiles */
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#define XVID_PROFILE_S_L0 0x08 /* simple */
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#define XVID_PROFILE_S_L1 0x01
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#define XVID_PROFILE_S_L2 0x02
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#define XVID_PROFILE_S_L3 0x03
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#define XVID_PROFILE_ARTS_L1 0x91 /* advanced realtime simple */
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#define XVID_PROFILE_ARTS_L2 0x92
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#define XVID_PROFILE_ARTS_L3 0x93
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#define XVID_PROFILE_ARTS_L4 0x94
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#define XVID_PROFILE_AS_L0 0xf0 /* advanced simple */
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#define XVID_PROFILE_AS_L1 0xf1
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#define XVID_PROFILE_AS_L2 0xf2
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#define XVID_PROFILE_AS_L3 0xf3
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#define XVID_PROFILE_AS_L4 0xf4
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#define XVID_PAR_11_VGA 1 /* 1:1 vga (square), default if supplied PAR is not a valid value */
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#define XVID_PAR_43_PAL 2 /* 4:3 pal (12:11 625-line) */
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#define XVID_PAR_43_NTSC 3 /* 4:3 ntsc (10:11 525-line) */
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#define XVID_PAR_169_PAL 4 /* 16:9 pal (16:11 625-line) */
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#define XVID_PAR_169_NTSC 5 /* 16:9 ntsc (40:33 525-line) */
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#define XVID_PAR_EXT 15 /* extended par; use par_width, par_height */
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/* frame type flags */
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#define XVID_TYPE_VOL -1 /* decoder only: vol was decoded */
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#define XVID_TYPE_NOTHING 0 /* decoder only (encoder stats): nothing was decoded/encoded */
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#define XVID_TYPE_AUTO 0 /* encoder: automatically determine coding type */
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#define XVID_TYPE_IVOP 1 /* intra frame */
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#define XVID_TYPE_PVOP 2 /* predicted frame */
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#define XVID_TYPE_BVOP 3 /* bidirectionally encoded */
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#define XVID_TYPE_SVOP 4 /* predicted+sprite frame */
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/*****************************************************************************
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****************************************************************************/
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/* cpu_flags definitions (make sure to sync this with cpuid.asm for ia32) */
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#define XVID_CPU_FORCE (1<<31) /* force passed cpu flags */
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#define XVID_CPU_ASM (1<< 7) /* native assembly */
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#define XVID_CPU_MMX (1<< 0) /* mmx : pentiumMMX,k6 */
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#define XVID_CPU_MMXEXT (1<< 1) /* mmx-ext : pentium2, athlon */
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#define XVID_CPU_SSE (1<< 2) /* sse : pentium3, athlonXP */
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#define XVID_CPU_SSE2 (1<< 3) /* sse2 : pentium4, athlon64 */
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#define XVID_CPU_3DNOW (1<< 4) /* 3dnow : k6-2 */
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#define XVID_CPU_3DNOWEXT (1<< 5) /* 3dnow-ext : athlon */
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#define XVID_CPU_TSC (1<< 6) /* tsc : Pentium */
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#define XVID_CPU_ALTIVEC (1<< 0) /* altivec */
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#define XVID_DEBUG_ERROR (1<< 0)
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#define XVID_DEBUG_STARTCODE (1<< 1)
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#define XVID_DEBUG_HEADER (1<< 2)
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#define XVID_DEBUG_TIMECODE (1<< 3)
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#define XVID_DEBUG_MB (1<< 4)
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#define XVID_DEBUG_COEFF (1<< 5)
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#define XVID_DEBUG_MV (1<< 6)
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#define XVID_DEBUG_RC (1<< 7)
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#define XVID_DEBUG_DEBUG (1<<31)
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/* XVID_GBL_INIT param1 */
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unsigned int cpu_flags; /* [in:opt] zero = autodetect cpu; XVID_CPU_FORCE|{cpu features} = force cpu features */
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int debug; /* [in:opt] debug level */
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/* XVID_GBL_INFO param1 */
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int actual_version; /* [out] returns the actual xvidcore version */
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const char * build; /* [out] if !null, points to description of this xvid core build */
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unsigned int cpu_flags; /* [out] detected cpu features */
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int num_threads; /* [out] detected number of cpus/threads */
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/* XVID_GBL_CONVERT param1 */
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xvid_image_t input; /* [in] input image & colorspace */
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xvid_image_t output; /* [in] output image & colorspace */
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int width; /* [in] width */
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int height; /* [in] height */
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int interlacing; /* [in] interlacing */
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} xvid_gbl_convert_t;
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#define XVID_GBL_INIT 0 /* initialize xvidcore; must be called before using xvid_decore, or xvid_encore) */
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#define XVID_GBL_INFO 1 /* return some info about xvidcore, and the host computer */
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#define XVID_GBL_CONVERT 2 /* colorspace conversion utility */
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extern int xvid_global(void *handle, int opt, void *param1, void *param2);
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/*****************************************************************************
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****************************************************************************/
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#define XVID_DEC_CREATE 0 /* create decore instance; return 0 on success */
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#define XVID_DEC_DESTROY 1 /* destroy decore instance: return 0 on success */
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#define XVID_DEC_DECODE 2 /* decode a frame: returns number of bytes consumed >= 0 */
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extern int xvid_decore(void *handle, int opt, void *param1, void *param2);
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/* XVID_DEC_CREATE param 1
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image width & height may be specified here when the dimensions are
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int width; /* [in:opt] image width */
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int height; /* [in:opt] image width */
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void * handle; /* [out] decore context handle */
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/* XVID_DEC_DECODE param1 */
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#define XVID_LOWDELAY (1<<0) /* lowdelay mode */
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#define XVID_DISCONTINUITY (1<<1) /* indicates break in stream */
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#define XVID_DEBLOCKY (1<<2) /* perform luma deblocking */
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#define XVID_DEBLOCKUV (1<<3) /* perform chroma deblocking */
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#define XVID_FILMEFFECT (1<<4) /* adds film grain */
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int general; /* [in:opt] general flags */
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void *bitstream; /* [in] bitstream (read from)*/
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int length; /* [in] bitstream length */
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xvid_image_t output; /* [in] output image (written to) */
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/* XVID_DEC_DECODE param2 :: optional */
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int type; /* [out] output data type */
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struct { /* type>0 {XVID_TYPE_IVOP,XVID_TYPE_PVOP,XVID_TYPE_BVOP,XVID_TYPE_SVOP} */
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int general; /* [out] flags */
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int time_base; /* [out] time base */
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int time_increment; /* [out] time increment */
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/* XXX: external deblocking stuff */
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int * qscale; /* [out] pointer to quantizer table */
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int qscale_stride; /* [out] quantizer scale stride */
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struct { /* XVID_TYPE_VOL */
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int general; /* [out] flags */
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int width; /* [out] width */
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int height; /* [out] height */
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int par; /* [out] pixel aspect ratio (refer to XVID_PAR_xxx above) */
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int par_width; /* [out] aspect ratio width [1..255] */
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int par_height; /* [out] aspect ratio height [1..255] */
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#define XVID_ZONE_QUANT (1<<0)
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#define XVID_ZONE_WEIGHT (1<<1)
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/*----------------------------------------------------------------------------
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* xvid_enc_stats_t structure
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* - xvid_plg_data_t structure
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* - optional parameter in xvid_encore() function
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* .coding_type = XVID_TYPE_NOTHING if the stats are not given
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*--------------------------------------------------------------------------*/
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/* encoding parameters */
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int type; /* [out] coding type */
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int quant; /* [out] frame quantizer */
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int vol_flags; /* [out] vol flags (see above) */
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int vop_flags; /* [out] vop flags (see above) */
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int length; /* [out] frame length */
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int hlength; /* [out] header length (bytes) */
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int kblks; /* [out] number of blocks compressed as Intra */
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int mblks; /* [out] number of blocks compressed as Inter */
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int ublks; /* [out] number of blocks marked as not_coded */
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int sse_y; /* [out] Y plane's sse */
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int sse_u; /* [out] U plane's sse */
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int sse_v; /* [out] V plane's sse */
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/*****************************************************************************
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xvid plugin system -- internals
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xvidcore will call XVID_PLG_INFO and XVID_PLG_CREATE during XVID_ENC_CREATE
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before encoding each frame xvidcore will call XVID_PLG_BEFORE
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after encoding each frame xvidcore will call XVID_PLG_AFTER
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xvidcore will call XVID_PLG_DESTROY during XVID_ENC_DESTROY
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****************************************************************************/
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#define XVID_PLG_CREATE (1<<0)
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#define XVID_PLG_DESTROY (1<<1)
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#define XVID_PLG_INFO (1<<2)
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#define XVID_PLG_BEFORE (1<<3)
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#define XVID_PLG_FRAME (1<<4)
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#define XVID_PLG_AFTER (1<<5)
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/* xvid_plg_info_t.flags */
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#define XVID_REQORIGINAL (1<<0) /* plugin requires a copy of the original (uncompressed) image */
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#define XVID_REQPSNR (1<<1) /* plugin requires psnr between the uncompressed and compressed image*/
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#define XVID_REQDQUANTS (1<<2) /* plugin requires access to the dquant table */
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int flags; /* [in:opt] plugin flags */
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int num_zones; /* [out] */
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xvid_enc_zone_t * zones; /* [out] */
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int width; /* [out] */
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int height; /* [out] */
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int mb_width; /* [out] */
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int mb_height; /* [out] */
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int fincr; /* [out] */
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int fbase; /* [out] */
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void * param; /* [out] */
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int num_frames; /* [out] total frame encoded */
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} xvid_plg_destroy_t;
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xvid_enc_zone_t * zone; /* [out] current zone */
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int width; /* [out] */
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int height; /* [out] */
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int mb_width; /* [out] */
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int mb_height; /* [out] */
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int fincr; /* [out] */
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int fbase; /* [out] */
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int min_quant[3]; /* [out] */
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int max_quant[3]; /* [out] */
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xvid_image_t reference; /* [out] -> [out] */
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xvid_image_t current; /* [out] -> [in,out] */
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xvid_image_t original; /* [out] after: points the original (uncompressed) copy of the current frame */
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int frame_num; /* [out] frame number */
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int type; /* [in,out] */
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int quant; /* [in,out] */
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int * dquant; /* [in,out] pointer to diff quantizer table */
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int dquant_stride; /* [in,out] diff quantizer stride */
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int vop_flags; /* [in,out] */
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int vol_flags; /* [in,out] */
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int motion_flags; /* [in,out] */
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/* Deprecated, use the stats field instead.
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* Will disapear before 1.0 */
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int length; /* [out] after: length of encoded frame */
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int kblks; /* [out] number of blocks compressed as Intra */
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int mblks; /* [out] number of blocks compressed as Inter */
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int ublks; /* [out] number of blocks marked not_coded */
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int sse_y; /* [out] Y plane's sse */
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int sse_u; /* [out] U plane's sse */
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int sse_v; /* [out] V plane's sse */
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/* End of duplicated data, kept only for binary compatibility */
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int bquant_ratio; /* [in] */
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int bquant_offset; /* [in] */
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xvid_enc_stats_t stats; /* [out] frame statistics */
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/*****************************************************************************
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xvid plugin system -- external
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the application passes xvid an array of "xvid_plugin_t" at XVID_ENC_CREATE. the array
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indicates the plugin function pointer and plugin-specific data.
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xvidcore handles the rest. example:
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xvid_enc_create_t create;
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xvid_enc_plugin_t plugins[2];
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plugins[0].func = xvid_psnr_func;
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plugins[0].param = NULL;
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plugins[1].func = xvid_cbr_func;
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plugins[1].param = &cbr_data;
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create.num_plugins = 2;
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create.plugins = plugins;
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****************************************************************************/
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typedef int (xvid_plugin_func)(void * handle, int opt, void * param1, void * param2);
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xvid_plugin_func * func;
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extern xvid_plugin_func xvid_plugin_single; /* single-pass rate control */
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//extern xvid_plugin_func xvid_plugin_2pass1; /* two-pass rate control: first pass */
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//extern xvid_plugin_func xvid_plugin_2pass2; /* two-pass rate control: second pass */
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extern xvid_plugin_func xvid_plugin_lumimasking; /* lumimasking */
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extern xvid_plugin_func xvid_plugin_psnr; /* write psnr values to stdout */
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extern xvid_plugin_func xvid_plugin_dump; /* dump before and after yuvpgms */
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/* single pass rate control
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* CBR and Constant quantizer modes */
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int bitrate; /* [in] bits per second */
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int reaction_delay_factor; /* [in] */
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int averaging_period; /* [in] */
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int buffer; /* [in] */
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} xvid_plugin_single_t;
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} xvid_plugin_2pass1_t;
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#define XVID_PAYBACK_BIAS 0 /* payback with bias */
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#define XVID_PAYBACK_PROP 1 /* payback proportionally */
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int bitrate; /* [in] bits per second */
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char * filename; /* [in] first pass stats filename */
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int keyframe_boost; /* [in] keyframe boost percentage: [0..100] */
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int curve_compression_high; /* [in] percentage of compression performed on the high part of the curve (above average) */
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int curve_compression_low; /* [in] percentage of compression performed on the low part of the curve (below average) */
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int overflow_control_strength;/* [in] Payback delay expressed in number of frames */
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int max_overflow_improvement; /* [in] percentage of allowed range for a frame that gets bigger because of overflow bonus */
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int max_overflow_degradation; /* [in] percentage of allowed range for a frame that gets smaller because of overflow penalty */
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int kfreduction; /* [in] maximum bitrate reduction applied to an iframe under the kfthreshold distance limit */
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int kfthreshold; /* [in] if an iframe is closer to the next iframe than this distance, a quantity of bits
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* is substracted from its bit allocation. The reduction is computed as multiples of
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* kfreduction/kthreshold. It reaches kfreduction when the distance == kfthreshold,
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* 0 for 1<distance<kfthreshold */
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int container_frame_overhead; /* [in] How many bytes the controller has to compensate per frame due to container format overhead */
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}xvid_plugin_2pass2_t;
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/*****************************************************************************
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****************************************************************************/
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/*----------------------------------------------------------------------------
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*--------------------------------------------------------------------------*/
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#define XVID_ENC_CREATE 0 /* create encoder instance; returns 0 on success */
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#define XVID_ENC_DESTROY 1 /* destroy encoder instance; returns 0 on success */
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#define XVID_ENC_ENCODE 2 /* encode a frame: returns number of ouput bytes
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* 0 means this frame should not be written (ie. encoder lag) */
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/*----------------------------------------------------------------------------
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* Encoder entry point
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*--------------------------------------------------------------------------*/
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extern int xvid_encore(void *handle, int opt, void *param1, void *param2);
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/* Quick API reference
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* XVID_ENC_CREATE operation
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* - opt: XVID_ENC_CREATE
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* - param1: address of a xvid_enc_create_t structure
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* XVID_ENC_ENCODE operation
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* - handle: an instance returned by a CREATE op
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* - opt: XVID_ENC_ENCODE
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* - param1: address of a xvid_enc_frame_t structure
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* - param2: address of a xvid_enc_stats_t structure (optional)
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* its return value is asynchronous to what is written to the buffer
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* depending on the delay introduced by bvop use. It's display
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* XVID_ENC_DESTROY operation
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* - handle: an instance returned by a CREATE op
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* - opt: XVID_ENC_DESTROY
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/*----------------------------------------------------------------------------
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* These flags are used for xvid_enc_create_t->global field during instance
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* creation (operation XVID_ENC_CREATE)
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*--------------------------------------------------------------------------*/
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#define XVID_GLOBAL_PACKED (1<<0) /* packed bitstream */
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#define XVID_GLOBAL_CLOSED_GOP (1<<1) /* closed_gop: was DX50BVOP dx50 bvop compatibility */
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#define XVID_GLOBAL_EXTRASTATS_ENABLE (1<<2)
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#define XVID_GLOBAL_VOL_AT_IVOP (1<<3) /* write vol at every ivop: WIN32/divx compatibility */
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#define XVID_GLOBAL_FORCE_VOL (1<<4) /* when vol-based parameters are changed, insert an ivop NOT recommended */
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/*----------------------------------------------------------------------------
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* These flags are used for xvid_enc_frame_t->vol_flags field during frame
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* encoding (operation XVID_ENC_ENCODE)
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*--------------------------------------------------------------------------*/
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#define XVID_VOL_MPEGQUANT (1<<0) /* enable MPEG type quantization */
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#define XVID_VOL_EXTRASTATS (1<<1) /* enable plane sse stats */
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#define XVID_VOL_QUARTERPEL (1<<2) /* enable quarterpel: frames will encoded as quarterpel */
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#define XVID_VOL_GMC (1<<3) /* enable GMC; frames will be checked for gmc suitability */
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#define XVID_VOL_REDUCED_ENABLE (1<<4) /* enable reduced resolution vops: frames will be checked for rrv suitability */
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#define XVID_VOL_INTERLACING (1<<5) /* enable interlaced encoding */
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/*----------------------------------------------------------------------------
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* These flags are used for xvid_enc_frame_t->vop_flags field during frame
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* encoding (operation XVID_ENC_ENCODE)
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*--------------------------------------------------------------------------*/
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#define XVID_VOP_DEBUG (1<< 0) /* print debug messages in frames */
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#define XVID_VOP_HALFPEL (1<< 1) /* use halfpel interpolation */
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#define XVID_VOP_INTER4V (1<< 2) /* use 4 motion vectors per MB */
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#define XVID_VOP_TRELLISQUANT (1<< 3) /* use trellis based R-D "optimal" quantization */
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#define XVID_VOP_CHROMAOPT (1<< 4) /* enable chroma optimization pre-filter */
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#define XVID_VOP_CARTOON (1<< 5) /* use 'cartoon mode' */
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#define XVID_VOP_GREYSCALE (1<< 6) /* enable greyscale only mode (even for color input material chroma is ignored) */
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#define XVID_VOP_HQACPRED (1<< 7) /* high quality ac prediction */
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#define XVID_VOP_MODEDECISION_RD (1<< 8) /* enable DCT-ME and use it for mode decision */
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#define XVID_VOP_FAST_MODEDECISION_RD (1<<12) /* use simplified R-D mode decision */
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/* Only valid for vol_flags|=XVID_VOL_INTERLACING */
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#define XVID_VOP_TOPFIELDFIRST (1<< 9) /* set top-field-first flag */
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#define XVID_VOP_ALTERNATESCAN (1<<10) /* set alternate vertical scan flag */
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/* only valid for vol_flags|=XVID_VOL_REDUCED_ENABLED */
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#define XVID_VOP_REDUCED (1<<11) /* reduced resolution vop */
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/*----------------------------------------------------------------------------
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* These flags are used for xvid_enc_frame_t->motion field during frame
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* encoding (operation XVID_ENC_ENCODE)
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*--------------------------------------------------------------------------*/
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/* Motion Estimation Search Patterns */
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#define XVID_ME_ADVANCEDDIAMOND16 (1<< 0) /* use advdiamonds instead of diamonds as search pattern */
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#define XVID_ME_ADVANCEDDIAMOND8 (1<< 1) /* use advdiamond for XVID_ME_EXTSEARCH8 */
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#define XVID_ME_USESQUARES16 (1<< 2) /* use squares instead of diamonds as search pattern */
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#define XVID_ME_USESQUARES8 (1<< 3) /* use square for XVID_ME_EXTSEARCH8 */
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/* SAD operator based flags */
648
#define XVID_ME_HALFPELREFINE16 (1<< 4)
649
#define XVID_ME_HALFPELREFINE8 (1<< 6)
650
#define XVID_ME_QUARTERPELREFINE16 (1<< 7)
651
#define XVID_ME_QUARTERPELREFINE8 (1<< 8)
652
#define XVID_ME_GME_REFINE (1<< 9)
653
#define XVID_ME_EXTSEARCH16 (1<<10) /* extend PMV by more searches */
654
#define XVID_ME_EXTSEARCH8 (1<<11) /* use diamond/square for extended 8x8 search */
655
#define XVID_ME_CHROMA_PVOP (1<<12) /* also use chroma for P_VOP/S_VOP ME */
656
#define XVID_ME_CHROMA_BVOP (1<<13) /* also use chroma for B_VOP ME */
657
#define XVID_ME_FASTREFINE16 (1<<25) /* use low-complexity refinement functions */
658
#define XVID_ME_FASTREFINE8 (1<<29) /* low-complexity 8x8 sub-block refinement */
660
/* Rate Distortion based flags
661
* Valid when XVID_VOP_MODEDECISION_RD is enabled */
662
#define XVID_ME_HALFPELREFINE16_RD (1<<14) /* perform RD-based halfpel refinement */
663
#define XVID_ME_HALFPELREFINE8_RD (1<<15) /* perform RD-based halfpel refinement for 8x8 mode */
664
#define XVID_ME_QUARTERPELREFINE16_RD (1<<16) /* perform RD-based qpel refinement */
665
#define XVID_ME_QUARTERPELREFINE8_RD (1<<17) /* perform RD-based qpel refinement for 8x8 mode */
666
#define XVID_ME_EXTSEARCH_RD (1<<18) /* perform RD-based search using square pattern enable XVID_ME_EXTSEARCH8 to do this in 8x8 search as well */
667
#define XVID_ME_CHECKPREDICTION_RD (1<<19) /* always check vector equal to prediction */
670
#define XVID_ME_DETECT_STATIC_MOTION (1<<24) /* speed-up ME by detecting stationary scenes */
671
#define XVID_ME_SKIP_DELTASEARCH (1<<26) /* speed-up by skipping b-frame delta search */
672
#define XVID_ME_FAST_MODEINTERPOLATE (1<<27) /* speed-up by partly skipping interpolate mode */
673
#define XVID_ME_BFRAME_EARLYSTOP (1<<28) /* speed-up by early exiting b-search */
676
#define XVID_ME_UNRESTRICTED16 (1<<20) /* unrestricted ME, not implemented */
677
#define XVID_ME_OVERLAPPING16 (1<<21) /* overlapping ME, not implemented */
678
#define XVID_ME_UNRESTRICTED8 (1<<22) /* unrestricted ME, not implemented */
679
#define XVID_ME_OVERLAPPING8 (1<<23) /* overlapping ME, not implemented */
682
/*----------------------------------------------------------------------------
683
* xvid_enc_create_t structure definition
685
* This structure is passed as param1 during an instance creation (operation
687
*--------------------------------------------------------------------------*/
692
int profile; /* [in] profile@level; refer to XVID_PROFILE_xxx */
693
int width; /* [in] frame dimensions; width, pixel units */
694
int height; /* [in] frame dimensions; height, pixel units */
696
int num_zones; /* [in:opt] number of bitrate zones */
697
xvid_enc_zone_t * zones; /* ^^ zone array */
699
int num_plugins; /* [in:opt] number of plugins */
700
xvid_enc_plugin_t * plugins; /* ^^ plugin array */
702
int num_threads; /* [in:opt] number of threads */
703
int max_bframes; /* [in:opt] max sequential bframes (0=disable bframes) */
705
int global; /* [in:opt] global flags; controls encoding behavior */
707
/* --- vol-based stuff; included here for convenience */
708
int fincr; /* [in:opt] framerate increment; set to zero for variable framerate */
709
int fbase; /* [in] framerate base frame_duration = fincr/fbase seconds*/
710
/* ---------------------------------------------- */
712
/* --- vop-based; included here for convenience */
713
int max_key_interval; /* [in:opt] the maximum interval between key frames */
715
int frame_drop_ratio; /* [in:opt] frame dropping: 0=drop none... 100=drop all */
717
int bquant_ratio; /* [in:opt] bframe quantizer multipier/offeset; used to decide bframes quant when bquant==-1 */
718
int bquant_offset; /* bquant = (avg(past_ref_quant,future_ref_quant)*bquant_ratio + bquant_offset) / 100 */
720
int min_quant[3]; /* [in:opt] */
721
int max_quant[3]; /* [in:opt] */
722
/* ---------------------------------------------- */
724
void *handle; /* [out] encoder instance handle */
728
/*----------------------------------------------------------------------------
729
* xvid_enc_frame_t structure definition
731
* This structure is passed as param1 during a frame encoding (operation
733
*--------------------------------------------------------------------------*/
735
/* out value for the frame structure->type field
736
* unlike stats output in param2, this field is not asynchronous and tells
737
* the client app, if the frame written into the stream buffer is an ivop
738
* usually used for indexing purpose in the container */
739
#define XVID_KEYFRAME (1<<1)
746
* unless XVID_FORCEVOL is set, the encoder will not react to any changes
747
* here until the next VOL (keyframe). */
749
int vol_flags; /* [in] vol flags */
750
unsigned char *quant_intra_matrix; /* [in:opt] custom intra qmatrix */
751
unsigned char *quant_inter_matrix; /* [in:opt] custom inter qmatrix */
753
int par; /* [in:opt] pixel aspect ratio (refer to XVID_PAR_xxx above) */
754
int par_width; /* [in:opt] aspect ratio width */
755
int par_height; /* [in:opt] aspect ratio height */
757
/* Other fields that can change on a frame base */
759
int fincr; /* [in:opt] framerate increment, for variable framerate only */
760
int vop_flags; /* [in] (general)vop-based flags */
761
int motion; /* [in] ME options */
763
xvid_image_t input; /* [in] input image (read from) */
765
int type; /* [in:opt] coding type */
766
int quant; /* [in] frame quantizer; if <=0, automatic (ratecontrol) */
767
int bframe_threshold;
769
void *bitstream; /* [in:opt] bitstream ptr (written to)*/
770
int length; /* [in:opt] bitstream length (bytes) */
772
int out_flags; /* [out] bitstream output flags */