--- xvid.h 2003/11/19 15:42:38 1.27.2.43 +++ xvid.h 2011/03/08 19:18:44 1.74.2.3 @@ -1,9 +1,9 @@ /***************************************************************************** * * XVID MPEG-4 VIDEO CODEC - * - XviD Main header file - + * - Xvid Main header file - * - * Copyright(C) 2001-2003 Peter Ross + * Copyright(C) 2001-2010 Peter Ross * * 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 @@ -19,7 +19,7 @@ * 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,v 1.27.2.43 2003/11/19 15:42:38 syskin Exp $ + * $Id: xvid.h,v 1.74.2.3 2011/03/08 19:18:44 Isibaar Exp $ * ****************************************************************************/ @@ -57,10 +57,8 @@ #define XVID_API_MAJOR(a) (((a)>>16) & 0xff) #define XVID_API_MINOR(a) (((a)>> 0) & 0xff) -#define XVID_VERSION XVID_MAKE_VERSION(1,-127,0) -#define XVID_API XVID_MAKE_API(4, 0) - -#define XVID_UNSTABLE +#define XVID_VERSION XVID_MAKE_VERSION(1,3,0) +#define XVID_API XVID_MAKE_API(4, 3) /* Bitstream Version * this will be writen into the bitstream to allow easy detection of xvid @@ -73,8 +71,7 @@ * doesnt hurt but not increasing it could cause difficulty for decoders in the * future */ -#define XVID_BS_VERSION "0020" - +#define XVID_BS_VERSION 63 /***************************************************************************** * error codes @@ -96,15 +93,18 @@ /* colorspace values */ -#define XVID_CSP_USER (1<< 0) /* 4:2:0 planar */ -#define XVID_CSP_I420 (1<< 1) /* 4:2:0 packed(planar win32) */ -#define XVID_CSP_YV12 (1<< 2) /* 4:2:0 packed(planar win32) */ +#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 */ @@ -127,6 +127,9 @@ #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 @@ -138,7 +141,7 @@ #define XVID_PROFILE_AS_L4 0xf4 /* aspect ratios */ -#define XVID_PAR_11_VGA 1 /* 1:1 vga (square), default if AR is not precised (ie: ==0) */ +#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) */ @@ -168,6 +171,8 @@ #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 */ @@ -218,7 +223,7 @@ #define XVID_GBL_INFO 1 /* return some info about xvidcore, and the host computer */ #define XVID_GBL_CONVERT 2 /* colorspace conversion utility */ -int xvid_global(void *handle, int opt, void *param1, void *param2); +extern int xvid_global(void *handle, int opt, void *param1, void *param2); /***************************************************************************** @@ -229,16 +234,19 @@ #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 */ -int xvid_decore(void *handle, int opt, void *param1, void *param2); +extern int xvid_decore(void *handle, int opt, void *param1, void *param2); /* XVID_DEC_CREATE param 1 - image width & height may be specified here when the dimensions are - known in advance. */ + 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 */ + 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; @@ -246,6 +254,15 @@ /* 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; @@ -253,6 +270,8 @@ 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; @@ -277,15 +296,13 @@ int general; /* [out] flags */ int width; /* [out] width */ int height; /* [out] height */ - int par; /* [out] picture aspect ratio (refer to XVID_PAR_xxx above) */ - int par_width; /* [out] aspect ratio width */ - int par_height; /* [out] aspect ratio 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) @@ -298,6 +315,37 @@ } 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 @@ -320,7 +368,7 @@ #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 { @@ -354,7 +402,6 @@ int num_frames; /* [out] total frame encoded */ } xvid_plg_destroy_t; - typedef struct { int version; @@ -386,6 +433,11 @@ 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 */ @@ -393,10 +445,13 @@ 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_plg_data_t; + xvid_enc_stats_t stats; /* [out] frame statistics */ +} xvid_plg_data_t; /***************************************************************************** xvid plugin system -- external @@ -427,14 +482,17 @@ } xvid_enc_plugin_t; -xvid_plugin_func xvid_plugin_single; /* single-pass rate control */ -xvid_plugin_func xvid_plugin_2pass1; /* two-pass rate control: first pass */ -xvid_plugin_func xvid_plugin_2pass2; /* two-pass rate control: second pass */ +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 */ -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 */ -xvid_plugin_func xvid_plugin_psnr; /* write psnr values to stdout */ -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 @@ -463,7 +521,7 @@ typedef struct { int version; - int bitrate; /* [in] bits per second */ + int bitrate; /* [in] target bitrate (bits per second) */ char * filename; /* [in] first pass stats filename */ int keyframe_boost; /* [in] keyframe boost percentage: [0..100] */ @@ -473,28 +531,98 @@ 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] */ - int min_key_interval; /* [in] Minimum interval of frames between two IFrames */ + 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 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; + /***************************************************************************** - * xvid_encore() + * ENCODER API ****************************************************************************/ -/* Encoder options */ +/*---------------------------------------------------------------------------- + * 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) */ -int xvid_encore(void *handle, int opt, void *param1, void *param2); + +/*---------------------------------------------------------------------------- + * 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) + *--------------------------------------------------------------------------*/ -/* Global Flags */ #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) @@ -502,44 +630,68 @@ #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) + *--------------------------------------------------------------------------*/ -/* XVID_ENC_ENCODE param1 */ -/* vol-based flags */ #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 */ -/* vop based flags */ -#define XVID_VOP_DEBUG (1<< 0) -#define XVID_VOP_HALFPEL (1<< 1) /* use halfpel interpolation */ -#define XVID_VOP_INTER4V (1<< 2) -#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 */ -/* 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 */ - -#define XVID_VOP_FAST_MODEDECISION_RD (1<< 12) /* use simplified R-D mode decision */ - +#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 based flags */ +/* 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) @@ -549,8 +701,11 @@ #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 */ -/* Motion search using DCT. use XVID_VOP_MODEDECISION_BITS to enable */ +/* 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 */ @@ -558,15 +713,26 @@ #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 */ -#define XVID_ME_DETECT_STATIC_MOTION (1<<24) /* speed-up ME by detecting stationary scenes */ -#define XVID_ME_FASTREFINE16 (1<<25) /* use low-complexity refinement functions */ -/* XVID_ENC_CREATE param1 */ +/*---------------------------------------------------------------------------- + * xvid_enc_create_t structure definition + * + * This structure is passed as param1 during an instance creation (operation + * XVID_ENC_CREATE) + *--------------------------------------------------------------------------*/ + typedef struct { int version; @@ -580,7 +746,7 @@ int num_plugins; /* [in:opt] number of plugins */ xvid_enc_plugin_t * plugins; /* ^^ plugin array */ - int num_threads; /* [in:opt] number of threads */ + 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 */ @@ -603,24 +769,43 @@ /* ---------------------------------------------- */ void *handle; /* [out] encoder instance handle */ -} -xvid_enc_create_t; + + /* ------- 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). */ + /* 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] picture aspect ratio (refer to XVID_PAR_xxx above) */ + 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 */ @@ -638,37 +823,8 @@ int out_flags; /* [out] bitstream output flags */ } xvid_enc_frame_t; - -/* XVID_ENC_ENCODE param2 (optional) - xvid_enc_stats_t describes individual frame details - - 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; - #ifdef __cplusplus } #endif - #endif