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/***************************************************************************** * * XVID MPEG-4 VIDEO CODEC * - Xvid Main header file - * * Copyright(C) 2001-2011 Peter Ross <pross@xvid.org> * * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * $Id: xvid.h 1985 2011-05-18 09:02:35Z Isibaar $ * ****************************************************************************/ #ifndef _XVID_H_ #define _XVID_H_ #ifdef __cplusplus extern "C" { #endif /***************************************************************************** * versioning ****************************************************************************/ /* versioning version takes the form "$major.$minor.$patch" $patch is incremented when there is no api change $minor is incremented when the api is changed, but remains backwards compatible $major is incremented when the api is changed significantly when initialising an xvid structure, you must always zero it, and set the version field. memset(&struct,0,sizeof(struct)); struct.version = XVID_VERSION; XVID_UNSTABLE is defined only during development. */ #define XVID_MAKE_VERSION(a,b,c) ((((a)&0xff)<<16) | (((b)&0xff)<<8) | ((c)&0xff)) #define XVID_VERSION_MAJOR(a) ((char)(((a)>>16) & 0xff)) #define XVID_VERSION_MINOR(a) ((char)(((a)>> 8) & 0xff)) #define XVID_VERSION_PATCH(a) ((char)(((a)>> 0) & 0xff)) #define XVID_MAKE_API(a,b) ((((a)&0xff)<<16) | (((b)&0xff)<<0)) #define XVID_API_MAJOR(a) (((a)>>16) & 0xff) #define XVID_API_MINOR(a) (((a)>> 0) & 0xff) #define XVID_VERSION XVID_MAKE_VERSION(1,3,2) #define XVID_API XVID_MAKE_API(4, 3) /* Bitstream Version * this will be writen into the bitstream to allow easy detection of xvid * encoder bugs in the decoder, without this it might not possible to * automatically distinquish between a file which has been encoded with an * old & buggy XVID from a file which has been encoded with a bugfree version * see the infamous interlacing bug ... * * this MUST be increased if an encoder bug is fixed, increasing it too often * doesnt hurt but not increasing it could cause difficulty for decoders in the * future */ #define XVID_BS_VERSION 64 /***************************************************************************** * error codes ****************************************************************************/ /* all functions return values <0 indicate error */ #define XVID_ERR_FAIL -1 /* general fault */ #define XVID_ERR_MEMORY -2 /* memory allocation error */ #define XVID_ERR_FORMAT -3 /* file format error */ #define XVID_ERR_VERSION -4 /* structure version not supported */ #define XVID_ERR_END -5 /* encoder only; end of stream reached */ /***************************************************************************** * xvid_image_t ****************************************************************************/ /* colorspace values */ #define XVID_CSP_PLANAR (1<< 0) /* 4:2:0 planar (==I420, except for pointers/strides) */ #define XVID_CSP_USER XVID_CSP_PLANAR #define XVID_CSP_I420 (1<< 1) /* 4:2:0 planar */ #define XVID_CSP_YV12 (1<< 2) /* 4:2:0 planar */ #define XVID_CSP_YUY2 (1<< 3) /* 4:2:2 packed */ #define XVID_CSP_UYVY (1<< 4) /* 4:2:2 packed */ #define XVID_CSP_YVYU (1<< 5) /* 4:2:2 packed */ #define XVID_CSP_RGB (1<<16) /* 24-bit rgb packed */ #define XVID_CSP_BGRA (1<< 6) /* 32-bit bgra packed */ #define XVID_CSP_ABGR (1<< 7) /* 32-bit abgr packed */ #define XVID_CSP_RGBA (1<< 8) /* 32-bit rgba packed */ #define XVID_CSP_ARGB (1<<15) /* 32-bit argb packed */ #define XVID_CSP_BGR (1<< 9) /* 24-bit bgr packed */ #define XVID_CSP_RGB555 (1<<10) /* 16-bit rgb555 packed */ #define XVID_CSP_RGB565 (1<<11) /* 16-bit rgb565 packed */ #define XVID_CSP_SLICE (1<<12) /* decoder only: 4:2:0 planar, per slice rendering */ #define XVID_CSP_INTERNAL (1<<13) /* decoder only: 4:2:0 planar, returns ptrs to internal buffers */ #define XVID_CSP_NULL (1<<14) /* decoder only: dont output anything */ #define XVID_CSP_VFLIP (1<<31) /* vertical flip mask */ /* xvid_image_t for non-planar colorspaces use only plane[0] and stride[0] four plane reserved for alpha*/ typedef struct { int csp; /* [in] colorspace; or with XVID_CSP_VFLIP to perform vertical flip */ void * plane[4]; /* [in] image plane ptrs */ int stride[4]; /* [in] image stride; "bytes per row"*/ } xvid_image_t; /* video-object-sequence profiles */ #define XVID_PROFILE_S_L0 0x08 /* simple */ #define XVID_PROFILE_S_L1 0x01 #define XVID_PROFILE_S_L2 0x02 #define XVID_PROFILE_S_L3 0x03 #define XVID_PROFILE_S_L4a 0x04 #define XVID_PROFILE_S_L5 0x05 #define XVID_PROFILE_S_L6 0x06 #define XVID_PROFILE_ARTS_L1 0x91 /* advanced realtime simple */ #define XVID_PROFILE_ARTS_L2 0x92 #define XVID_PROFILE_ARTS_L3 0x93 #define XVID_PROFILE_ARTS_L4 0x94 #define XVID_PROFILE_AS_L0 0xf0 /* advanced simple */ #define XVID_PROFILE_AS_L1 0xf1 #define XVID_PROFILE_AS_L2 0xf2 #define XVID_PROFILE_AS_L3 0xf3 #define XVID_PROFILE_AS_L4 0xf4 /* aspect ratios */ #define XVID_PAR_11_VGA 1 /* 1:1 vga (square), default if supplied PAR is not a valid value */ #define XVID_PAR_43_PAL 2 /* 4:3 pal (12:11 625-line) */ #define XVID_PAR_43_NTSC 3 /* 4:3 ntsc (10:11 525-line) */ #define XVID_PAR_169_PAL 4 /* 16:9 pal (16:11 625-line) */ #define XVID_PAR_169_NTSC 5 /* 16:9 ntsc (40:33 525-line) */ #define XVID_PAR_EXT 15 /* extended par; use par_width, par_height */ /* frame type flags */ #define XVID_TYPE_VOL -1 /* decoder only: vol was decoded */ #define XVID_TYPE_NOTHING 0 /* decoder only (encoder stats): nothing was decoded/encoded */ #define XVID_TYPE_AUTO 0 /* encoder: automatically determine coding type */ #define XVID_TYPE_IVOP 1 /* intra frame */ #define XVID_TYPE_PVOP 2 /* predicted frame */ #define XVID_TYPE_BVOP 3 /* bidirectionally encoded */ #define XVID_TYPE_SVOP 4 /* predicted+sprite frame */ /***************************************************************************** * xvid_global() ****************************************************************************/ /* cpu_flags definitions (make sure to sync this with cpuid.asm for ia32) */ #define XVID_CPU_FORCE (1<<31) /* force passed cpu flags */ #define XVID_CPU_ASM (1<< 7) /* native assembly */ /* ARCH_IS_IA32 */ #define XVID_CPU_MMX (1<< 0) /* mmx : pentiumMMX,k6 */ #define XVID_CPU_MMXEXT (1<< 1) /* mmx-ext : pentium2, athlon */ #define XVID_CPU_SSE (1<< 2) /* sse : pentium3, athlonXP */ #define XVID_CPU_SSE2 (1<< 3) /* sse2 : pentium4, athlon64 */ #define XVID_CPU_SSE3 (1<< 8) /* sse3 : pentium4, athlon64 */ #define XVID_CPU_SSE41 (1<< 9) /* sse41: penryn */ #define XVID_CPU_3DNOW (1<< 4) /* 3dnow : k6-2 */ #define XVID_CPU_3DNOWEXT (1<< 5) /* 3dnow-ext : athlon */ #define XVID_CPU_TSC (1<< 6) /* tsc : Pentium */ /* ARCH_IS_PPC */ #define XVID_CPU_ALTIVEC (1<< 0) /* altivec */ #define XVID_DEBUG_ERROR (1<< 0) #define XVID_DEBUG_STARTCODE (1<< 1) #define XVID_DEBUG_HEADER (1<< 2) #define XVID_DEBUG_TIMECODE (1<< 3) #define XVID_DEBUG_MB (1<< 4) #define XVID_DEBUG_COEFF (1<< 5) #define XVID_DEBUG_MV (1<< 6) #define XVID_DEBUG_RC (1<< 7) #define XVID_DEBUG_DEBUG (1<<31) /* XVID_GBL_INIT param1 */ typedef struct { int version; unsigned int cpu_flags; /* [in:opt] zero = autodetect cpu; XVID_CPU_FORCE|{cpu features} = force cpu features */ int debug; /* [in:opt] debug level */ } xvid_gbl_init_t; /* XVID_GBL_INFO param1 */ typedef struct { int version; int actual_version; /* [out] returns the actual xvidcore version */ const char * build; /* [out] if !null, points to description of this xvid core build */ unsigned int cpu_flags; /* [out] detected cpu features */ int num_threads; /* [out] detected number of cpus/threads */ } xvid_gbl_info_t; /* XVID_GBL_CONVERT param1 */ typedef struct { int version; xvid_image_t input; /* [in] input image & colorspace */ xvid_image_t output; /* [in] output image & colorspace */ int width; /* [in] width */ int height; /* [in] height */ int interlacing; /* [in] interlacing */ } xvid_gbl_convert_t; #define XVID_GBL_INIT 0 /* initialize xvidcore; must be called before using xvid_decore, or xvid_encore) */ #define XVID_GBL_INFO 1 /* return some info about xvidcore, and the host computer */ #define XVID_GBL_CONVERT 2 /* colorspace conversion utility */ extern int xvid_global(void *handle, int opt, void *param1, void *param2); /***************************************************************************** * xvid_decore() ****************************************************************************/ #define XVID_DEC_CREATE 0 /* create decore instance; return 0 on success */ #define XVID_DEC_DESTROY 1 /* destroy decore instance: return 0 on success */ #define XVID_DEC_DECODE 2 /* decode a frame: returns number of bytes consumed >= 0 */ extern int xvid_decore(void *handle, int opt, void *param1, void *param2); /* XVID_DEC_CREATE param 1 image width & height as well as FourCC code may be specified here when known in advance (e.g. being read from container) */ typedef struct { int version; int width; /* [in:opt] image width */ int height; /* [in:opt] image width */ void * handle; /* [out] decore context handle */ /* ------- v1.3.x ------- */ int fourcc; /* [in:opt] fourcc of the input video */ int num_threads;/* [in:opt] number of threads to use in decoder */ } xvid_dec_create_t; /* XVID_DEC_DECODE param1 */ /* general flags */ #define XVID_LOWDELAY (1<<0) /* lowdelay mode */ #define XVID_DISCONTINUITY (1<<1) /* indicates break in stream */ #define XVID_DEBLOCKY (1<<2) /* perform luma deblocking */ #define XVID_DEBLOCKUV (1<<3) /* perform chroma deblocking */ #define XVID_FILMEFFECT (1<<4) /* adds film grain */ #define XVID_DERINGUV (1<<5) /* perform chroma deringing, requires deblocking to work */ #define XVID_DERINGY (1<<6) /* perform luma deringing, requires deblocking to work */ #define XVID_DEC_FAST (1<<29) /* disable postprocessing to decrease cpu usage *todo* */ #define XVID_DEC_DROP (1<<30) /* drop bframes to decrease cpu usage *todo* */ #define XVID_DEC_PREROLL (1<<31) /* decode as fast as you can, don't even show output *todo* */ typedef struct { int version; int general; /* [in:opt] general flags */ void *bitstream; /* [in] bitstream (read from)*/ int length; /* [in] bitstream length */ xvid_image_t output; /* [in] output image (written to) */ /* ------- v1.1.x ------- */ int brightness; /* [in] brightness offset (0=none) */ } xvid_dec_frame_t; /* XVID_DEC_DECODE param2 :: optional */ typedef struct { int version; int type; /* [out] output data type */ union { struct { /* type>0 {XVID_TYPE_IVOP,XVID_TYPE_PVOP,XVID_TYPE_BVOP,XVID_TYPE_SVOP} */ int general; /* [out] flags */ int time_base; /* [out] time base */ int time_increment; /* [out] time increment */ /* XXX: external deblocking stuff */ int * qscale; /* [out] pointer to quantizer table */ int qscale_stride; /* [out] quantizer scale stride */ } vop; struct { /* XVID_TYPE_VOL */ int general; /* [out] flags */ int width; /* [out] width */ int height; /* [out] height */ int par; /* [out] pixel aspect ratio (refer to XVID_PAR_xxx above) */ int par_width; /* [out] aspect ratio width [1..255] */ int par_height; /* [out] aspect ratio height [1..255] */ } vol; } data; } xvid_dec_stats_t; #define XVID_ZONE_QUANT (1<<0) #define XVID_ZONE_WEIGHT (1<<1) typedef struct { int frame; int mode; int increment; int base; } xvid_enc_zone_t; /*---------------------------------------------------------------------------- * xvid_enc_stats_t structure * * Used in: * - xvid_plg_data_t structure * - optional parameter in xvid_encore() function * * .coding_type = XVID_TYPE_NOTHING if the stats are not given *--------------------------------------------------------------------------*/ typedef struct { int version; /* encoding parameters */ int type; /* [out] coding type */ int quant; /* [out] frame quantizer */ int vol_flags; /* [out] vol flags (see above) */ int vop_flags; /* [out] vop flags (see above) */ /* bitrate */ int length; /* [out] frame length */ int hlength; /* [out] header length (bytes) */ int kblks; /* [out] number of blocks compressed as Intra */ int mblks; /* [out] number of blocks compressed as Inter */ int ublks; /* [out] number of blocks marked as not_coded */ int sse_y; /* [out] Y plane's sse */ int sse_u; /* [out] U plane's sse */ int sse_v; /* [out] V plane's sse */ } xvid_enc_stats_t; /***************************************************************************** xvid plugin system -- internals xvidcore will call XVID_PLG_INFO and XVID_PLG_CREATE during XVID_ENC_CREATE before encoding each frame xvidcore will call XVID_PLG_BEFORE after encoding each frame xvidcore will call XVID_PLG_AFTER xvidcore will call XVID_PLG_DESTROY during XVID_ENC_DESTROY ****************************************************************************/ #define XVID_PLG_CREATE (1<<0) #define XVID_PLG_DESTROY (1<<1) #define XVID_PLG_INFO (1<<2) #define XVID_PLG_BEFORE (1<<3) #define XVID_PLG_FRAME (1<<4) #define XVID_PLG_AFTER (1<<5) /* xvid_plg_info_t.flags */ #define XVID_REQORIGINAL (1<<0) /* plugin requires a copy of the original (uncompressed) image */ #define XVID_REQPSNR (1<<1) /* plugin requires psnr between the uncompressed and compressed image*/ #define XVID_REQDQUANTS (1<<2) /* plugin requires access to the dquant table */ #define XVID_REQLAMBDA (1<<3) /* plugin requires access to the lambda table */ typedef struct { int version; int flags; /* [in:opt] plugin flags */ } xvid_plg_info_t; typedef struct { int version; int num_zones; /* [out] */ xvid_enc_zone_t * zones; /* [out] */ int width; /* [out] */ int height; /* [out] */ int mb_width; /* [out] */ int mb_height; /* [out] */ int fincr; /* [out] */ int fbase; /* [out] */ void * param; /* [out] */ } xvid_plg_create_t; typedef struct { int version; int num_frames; /* [out] total frame encoded */ } xvid_plg_destroy_t; typedef struct { int version; xvid_enc_zone_t * zone; /* [out] current zone */ int width; /* [out] */ int height; /* [out] */ int mb_width; /* [out] */ int mb_height; /* [out] */ int fincr; /* [out] */ int fbase; /* [out] */ int min_quant[3]; /* [out] */ int max_quant[3]; /* [out] */ xvid_image_t reference; /* [out] -> [out] */ xvid_image_t current; /* [out] -> [in,out] */ xvid_image_t original; /* [out] after: points the original (uncompressed) copy of the current frame */ int frame_num; /* [out] frame number */ int type; /* [in,out] */ int quant; /* [in,out] */ int * dquant; /* [in,out] pointer to diff quantizer table */ int dquant_stride; /* [in,out] diff quantizer stride */ int vop_flags; /* [in,out] */ int vol_flags; /* [in,out] */ int motion_flags; /* [in,out] */ /* Lambda table for HVSPlugins */ float * lambda; /* [in,out] six floats for each macroblock. read, multiply, write back */ /* Deprecated, use the stats field instead. * Will disapear before 1.0 */ int length; /* [out] after: length of encoded frame */ int kblks; /* [out] number of blocks compressed as Intra */ int mblks; /* [out] number of blocks compressed as Inter */ int ublks; /* [out] number of blocks marked not_coded */ int sse_y; /* [out] Y plane's sse */ int sse_u; /* [out] U plane's sse */ int sse_v; /* [out] V plane's sse */ /* End of duplicated data, kept only for binary compatibility */ int bquant_ratio; /* [in] */ int bquant_offset; /* [in] */ xvid_enc_stats_t stats; /* [out] frame statistics */ } xvid_plg_data_t; /***************************************************************************** xvid plugin system -- external the application passes xvid an array of "xvid_plugin_t" at XVID_ENC_CREATE. the array indicates the plugin function pointer and plugin-specific data. xvidcore handles the rest. example: xvid_enc_create_t create; xvid_enc_plugin_t plugins[2]; plugins[0].func = xvid_psnr_func; plugins[0].param = NULL; plugins[1].func = xvid_cbr_func; plugins[1].param = &cbr_data; create.num_plugins = 2; create.plugins = plugins; ****************************************************************************/ typedef int (xvid_plugin_func)(void * handle, int opt, void * param1, void * param2); typedef struct { xvid_plugin_func * func; void * param; } xvid_enc_plugin_t; extern xvid_plugin_func xvid_plugin_single; /* single-pass rate control */ extern xvid_plugin_func xvid_plugin_2pass1; /* two-pass rate control: first pass */ extern xvid_plugin_func xvid_plugin_2pass2; /* two-pass rate control: second pass */ extern xvid_plugin_func xvid_plugin_lumimasking; /* lumimasking */ extern xvid_plugin_func xvid_plugin_psnr; /* write psnr values to stdout */ extern xvid_plugin_func xvid_plugin_dump; /* dump before and after yuvpgms */ extern xvid_plugin_func xvid_plugin_ssim; /*write ssim values to stdout*/ extern xvid_plugin_func xvid_plugin_psnrhvsm; /*write psnrhvsm values to stdout*/ /* single pass rate control * CBR and Constant quantizer modes */ typedef struct { int version; int bitrate; /* [in] bits per second */ int reaction_delay_factor; /* [in] */ int averaging_period; /* [in] */ int buffer; /* [in] */ } xvid_plugin_single_t; typedef struct { int version; char * filename; } xvid_plugin_2pass1_t; #define XVID_PAYBACK_BIAS 0 /* payback with bias */ #define XVID_PAYBACK_PROP 1 /* payback proportionally */ typedef struct { int version; int bitrate; /* [in] target bitrate (bits per second) */ char * filename; /* [in] first pass stats filename */ int keyframe_boost; /* [in] keyframe boost percentage: [0..100] */ int curve_compression_high; /* [in] percentage of compression performed on the high part of the curve (above average) */ int curve_compression_low; /* [in] percentage of compression performed on the low part of the curve (below average) */ int overflow_control_strength;/* [in] Payback delay expressed in number of frames */ int max_overflow_improvement; /* [in] percentage of allowed range for a frame that gets bigger because of overflow bonus */ int max_overflow_degradation; /* [in] percentage of allowed range for a frame that gets smaller because of overflow penalty */ int kfreduction; /* [in] maximum bitrate reduction applied to an iframe under the kfthreshold distance limit */ int kfthreshold; /* [in] if an iframe is closer to the next iframe than this distance, a quantity of bits * is substracted from its bit allocation. The reduction is computed as multiples of * kfreduction/kthreshold. It reaches kfreduction when the distance == kfthreshold, * 0 for 1<distance<kfthreshold */ int container_frame_overhead; /* [in] How many bytes the controller has to compensate per frame due to container format overhead */ /* ------- v1.1.x ------- */ int vbv_size; /* [in] buffer size (bits) If this is zero, VBV check is disabled.*/ int vbv_initial; /* [in] initial buffer occupancy (bits) */ int vbv_maxrate; /* [in] max processing bitrate (bits per second) */ int vbv_peakrate; /* [in:opt] max average bitrate over 1 second (bits per second). * This is used for diagnostics only and won't affect the actual peak bitrate. * This is not a problem as long as vbv_peakrate > vbv_size + vbv_maxrate which * guarantees that vbv_peakrate won't be exceeded. */ }xvid_plugin_2pass2_t; typedef struct{ /*stat output*/ int b_printstat; char* stat_path; /*visualize*/ int b_visualize; /*accuracy 0 very accurate 4 very fast*/ int acc; int cpu_flags; /* XVID_CPU_XXX flags */ } xvid_plugin_ssim_t; typedef struct { int version; int method; /* [in] masking method to apply. 0 for luminance masking, 1 for variance masking */ } xvid_plugin_lumimasking_t; /***************************************************************************** * ENCODER API ****************************************************************************/ /*---------------------------------------------------------------------------- * Encoder operations *--------------------------------------------------------------------------*/ #define XVID_ENC_CREATE 0 /* create encoder instance; returns 0 on success */ #define XVID_ENC_DESTROY 1 /* destroy encoder instance; returns 0 on success */ #define XVID_ENC_ENCODE 2 /* encode a frame: returns number of ouput bytes * 0 means this frame should not be written (ie. encoder lag) */ /*---------------------------------------------------------------------------- * Encoder entry point *--------------------------------------------------------------------------*/ extern int xvid_encore(void *handle, int opt, void *param1, void *param2); /* Quick API reference * * XVID_ENC_CREATE operation * - handle: ignored * - opt: XVID_ENC_CREATE * - param1: address of a xvid_enc_create_t structure * - param2: ignored * * XVID_ENC_ENCODE operation * - handle: an instance returned by a CREATE op * - opt: XVID_ENC_ENCODE * - param1: address of a xvid_enc_frame_t structure * - param2: address of a xvid_enc_stats_t structure (optional) * its return value is asynchronous to what is written to the buffer * depending on the delay introduced by bvop use. It's display * ordered. * * XVID_ENC_DESTROY operation * - handle: an instance returned by a CREATE op * - opt: XVID_ENC_DESTROY * - param1: ignored * - param2: ignored */ /*---------------------------------------------------------------------------- * "Global" flags * * These flags are used for xvid_enc_create_t->global field during instance * creation (operation XVID_ENC_CREATE) *--------------------------------------------------------------------------*/ #define XVID_GLOBAL_PACKED (1<<0) /* packed bitstream */ #define XVID_GLOBAL_CLOSED_GOP (1<<1) /* closed_gop: was DX50BVOP dx50 bvop compatibility */ #define XVID_GLOBAL_EXTRASTATS_ENABLE (1<<2) #if 0 #define XVID_GLOBAL_VOL_AT_IVOP (1<<3) /* write vol at every ivop: WIN32/divx compatibility */ #define XVID_GLOBAL_FORCE_VOL (1<<4) /* when vol-based parameters are changed, insert an ivop NOT recommended */ #endif #define XVID_GLOBAL_DIVX5_USERDATA (1<<5) /* write divx5 userdata string this is implied if XVID_GLOBAL_PACKED is set */ /*---------------------------------------------------------------------------- * "VOL" flags * * These flags are used for xvid_enc_frame_t->vol_flags field during frame * encoding (operation XVID_ENC_ENCODE) *--------------------------------------------------------------------------*/ #define XVID_VOL_MPEGQUANT (1<<0) /* enable MPEG type quantization */ #define XVID_VOL_EXTRASTATS (1<<1) /* enable plane sse stats */ #define XVID_VOL_QUARTERPEL (1<<2) /* enable quarterpel: frames will encoded as quarterpel */ #define XVID_VOL_GMC (1<<3) /* enable GMC; frames will be checked for gmc suitability */ #define XVID_VOL_REDUCED_ENABLE (1<<4) /* enable reduced resolution vops: frames will be checked for rrv suitability */ /* NOTE: the reduced resolution feature is not supported anymore. This flag will have no effect! */ #define XVID_VOL_INTERLACING (1<<5) /* enable interlaced encoding */ /*---------------------------------------------------------------------------- * "VOP" flags * * These flags are used for xvid_enc_frame_t->vop_flags field during frame * encoding (operation XVID_ENC_ENCODE) *--------------------------------------------------------------------------*/ /* Always valid */ #define XVID_VOP_DEBUG (1<< 0) /* print debug messages in frames */ #define XVID_VOP_HALFPEL (1<< 1) /* use halfpel interpolation */ #define XVID_VOP_INTER4V (1<< 2) /* use 4 motion vectors per MB */ #define XVID_VOP_TRELLISQUANT (1<< 3) /* use trellis based R-D "optimal" quantization */ #define XVID_VOP_CHROMAOPT (1<< 4) /* enable chroma optimization pre-filter */ #define XVID_VOP_CARTOON (1<< 5) /* use 'cartoon mode' */ #define XVID_VOP_GREYSCALE (1<< 6) /* enable greyscale only mode (even for color input material chroma is ignored) */ #define XVID_VOP_HQACPRED (1<< 7) /* high quality ac prediction */ #define XVID_VOP_MODEDECISION_RD (1<< 8) /* enable DCT-ME and use it for mode decision */ #define XVID_VOP_FAST_MODEDECISION_RD (1<<12) /* use simplified R-D mode decision */ #define XVID_VOP_RD_BVOP (1<<13) /* enable rate-distortion mode decision in b-frames */ #define XVID_VOP_RD_PSNRHVSM (1<<14) /* use PSNR-HVS-M as metric for rate-distortion optimizations */ /* Only valid for vol_flags|=XVID_VOL_INTERLACING */ #define XVID_VOP_TOPFIELDFIRST (1<< 9) /* set top-field-first flag */ #define XVID_VOP_ALTERNATESCAN (1<<10) /* set alternate vertical scan flag */ /* only valid for vol_flags|=XVID_VOL_REDUCED_ENABLED */ #define XVID_VOP_REDUCED (1<<11) /* reduced resolution vop */ /* NOTE: reduced resolution feature is not supported anymore. This flag will have no effect! */ /*---------------------------------------------------------------------------- * "Motion" flags * * These flags are used for xvid_enc_frame_t->motion field during frame * encoding (operation XVID_ENC_ENCODE) *--------------------------------------------------------------------------*/ /* Motion Estimation Search Patterns */ #define XVID_ME_ADVANCEDDIAMOND16 (1<< 0) /* use advdiamonds instead of diamonds as search pattern */ #define XVID_ME_ADVANCEDDIAMOND8 (1<< 1) /* use advdiamond for XVID_ME_EXTSEARCH8 */ #define XVID_ME_USESQUARES16 (1<< 2) /* use squares instead of diamonds as search pattern */ #define XVID_ME_USESQUARES8 (1<< 3) /* use square for XVID_ME_EXTSEARCH8 */ /* SAD operator based flags */ #define XVID_ME_HALFPELREFINE16 (1<< 4) #define XVID_ME_HALFPELREFINE8 (1<< 6) #define XVID_ME_QUARTERPELREFINE16 (1<< 7) #define XVID_ME_QUARTERPELREFINE8 (1<< 8) #define XVID_ME_GME_REFINE (1<< 9) #define XVID_ME_EXTSEARCH16 (1<<10) /* extend PMV by more searches */ #define XVID_ME_EXTSEARCH8 (1<<11) /* use diamond/square for extended 8x8 search */ #define XVID_ME_CHROMA_PVOP (1<<12) /* also use chroma for P_VOP/S_VOP ME */ #define XVID_ME_CHROMA_BVOP (1<<13) /* also use chroma for B_VOP ME */ #define XVID_ME_FASTREFINE16 (1<<25) /* use low-complexity refinement functions */ #define XVID_ME_FASTREFINE8 (1<<29) /* low-complexity 8x8 sub-block refinement */ /* Rate Distortion based flags * Valid when XVID_VOP_MODEDECISION_RD is enabled */ #define XVID_ME_HALFPELREFINE16_RD (1<<14) /* perform RD-based halfpel refinement */ #define XVID_ME_HALFPELREFINE8_RD (1<<15) /* perform RD-based halfpel refinement for 8x8 mode */ #define XVID_ME_QUARTERPELREFINE16_RD (1<<16) /* perform RD-based qpel refinement */ #define XVID_ME_QUARTERPELREFINE8_RD (1<<17) /* perform RD-based qpel refinement for 8x8 mode */ #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 */ #define XVID_ME_CHECKPREDICTION_RD (1<<19) /* always check vector equal to prediction */ /* Other */ #define XVID_ME_DETECT_STATIC_MOTION (1<<24) /* speed-up ME by detecting stationary scenes */ #define XVID_ME_SKIP_DELTASEARCH (1<<26) /* speed-up by skipping b-frame delta search */ #define XVID_ME_FAST_MODEINTERPOLATE (1<<27) /* speed-up by partly skipping interpolate mode */ #define XVID_ME_BFRAME_EARLYSTOP (1<<28) /* speed-up by early exiting b-search */ /* Unused */ #define XVID_ME_UNRESTRICTED16 (1<<20) /* unrestricted ME, not implemented */ #define XVID_ME_OVERLAPPING16 (1<<21) /* overlapping ME, not implemented */ #define XVID_ME_UNRESTRICTED8 (1<<22) /* unrestricted ME, not implemented */ #define XVID_ME_OVERLAPPING8 (1<<23) /* overlapping ME, not implemented */ /*---------------------------------------------------------------------------- * xvid_enc_create_t structure definition * * This structure is passed as param1 during an instance creation (operation * XVID_ENC_CREATE) *--------------------------------------------------------------------------*/ typedef struct { int version; int profile; /* [in] profile@level; refer to XVID_PROFILE_xxx */ int width; /* [in] frame dimensions; width, pixel units */ int height; /* [in] frame dimensions; height, pixel units */ int num_zones; /* [in:opt] number of bitrate zones */ xvid_enc_zone_t * zones; /* ^^ zone array */ int num_plugins; /* [in:opt] number of plugins */ xvid_enc_plugin_t * plugins; /* ^^ plugin array */ int num_threads; /* [in:opt] number of threads to use in encoder */ int max_bframes; /* [in:opt] max sequential bframes (0=disable bframes) */ int global; /* [in:opt] global flags; controls encoding behavior */ /* --- vol-based stuff; included here for convenience */ int fincr; /* [in:opt] framerate increment; set to zero for variable framerate */ int fbase; /* [in] framerate base frame_duration = fincr/fbase seconds*/ /* ---------------------------------------------- */ /* --- vop-based; included here for convenience */ int max_key_interval; /* [in:opt] the maximum interval between key frames */ int frame_drop_ratio; /* [in:opt] frame dropping: 0=drop none... 100=drop all */ int bquant_ratio; /* [in:opt] bframe quantizer multipier/offeset; used to decide bframes quant when bquant==-1 */ int bquant_offset; /* bquant = (avg(past_ref_quant,future_ref_quant)*bquant_ratio + bquant_offset) / 100 */ int min_quant[3]; /* [in:opt] */ int max_quant[3]; /* [in:opt] */ /* ---------------------------------------------- */ void *handle; /* [out] encoder instance handle */ /* ------- v1.3.x ------- */ int start_frame_num; /* [in:opt] frame number of start frame relative to zones definitions. allows to encode sub-sequences */ int num_slices; /* [in:opt] number of slices to code for each frame */ } xvid_enc_create_t; /*---------------------------------------------------------------------------- * xvid_enc_frame_t structure definition * * This structure is passed as param1 during a frame encoding (operation * XVID_ENC_ENCODE) *--------------------------------------------------------------------------*/ /* out value for the frame structure->type field * unlike stats output in param2, this field is not asynchronous and tells * the client app, if the frame written into the stream buffer is an ivop * usually used for indexing purpose in the container */ #define XVID_KEYFRAME (1<<1) /* The structure */ typedef struct { int version; /* VOL related stuff * unless XVID_FORCEVOL is set, the encoder will not react to any changes * here until the next VOL (keyframe). */ int vol_flags; /* [in] vol flags */ unsigned char *quant_intra_matrix; /* [in:opt] custom intra qmatrix */ unsigned char *quant_inter_matrix; /* [in:opt] custom inter qmatrix */ int par; /* [in:opt] pixel aspect ratio (refer to XVID_PAR_xxx above) */ int par_width; /* [in:opt] aspect ratio width */ int par_height; /* [in:opt] aspect ratio height */ /* Other fields that can change on a frame base */ int fincr; /* [in:opt] framerate increment, for variable framerate only */ int vop_flags; /* [in] (general)vop-based flags */ int motion; /* [in] ME options */ xvid_image_t input; /* [in] input image (read from) */ int type; /* [in:opt] coding type */ int quant; /* [in] frame quantizer; if <=0, automatic (ratecontrol) */ int bframe_threshold; void *bitstream; /* [in:opt] bitstream ptr (written to)*/ int length; /* [in:opt] bitstream length (bytes) */ int out_flags; /* [out] bitstream output flags */ } xvid_enc_frame_t; #ifdef __cplusplus } #endif #endif