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revision 1.27.2.9, Sun Mar 16 12:04:14 2003 UTC revision 1.27.2.61, Sat Dec 27 10:50:50 2003 UTC
# Line 3  Line 3 
3   *  XVID MPEG-4 VIDEO CODEC   *  XVID MPEG-4 VIDEO CODEC
4   *  - XviD Main header file -   *  - XviD Main header file -
5   *   *
6   *  This file is part of XviD, a free MPEG-4 video encoder/decoder   *  Copyright(C) 2001-2003 Peter Ross <pross@xvid.org>
7   *   *
8   *  This program is free software; you can redistribute it and/or modify   *  This program is free software; you can redistribute it and/or modify
9   *  it under the terms of the GNU General Public License as published by   *  it under the terms of the GNU General Public License as published by
# Line 49  Line 49 
49          */          */
50    
51  #define XVID_MAKE_VERSION(a,b,c)        ( (((a)&0xff)<<16) | (((b)&0xff)<<8) | ((c)&0xff) )  #define XVID_MAKE_VERSION(a,b,c)        ( (((a)&0xff)<<16) | (((b)&0xff)<<8) | ((c)&0xff) )
52  #define XVID_MAJOR(a)                           ( ((a)>>16) & 0xff )  #define XVID_VERSION_MAJOR(a)    ((char)(((a)>>16) & 0xff))
53  #define XVID_MINOR(b)                           ((char)( ((b)>>8) & 0xff ))  #define XVID_VERSION_MINOR(a)    ((char)(((a)>> 8) & 0xff))
54  #define XVID_PATCH(c)                           ( (c) & 0xff )  #define XVID_VERSION_PATCH(a)    ((char)(((a)>> 0) & 0xff))
55    
56    #define XVID_MAKE_API(a,b)       ((((a)&0xff)<<16) | (((b)&0xff)<<0))
57    #define XVID_API_MAJOR(a)        (((a)>>16) & 0xff)
58    #define XVID_API_MINOR(a)        (((a)>> 0) & 0xff)
59    
60    #define XVID_VERSION             XVID_MAKE_VERSION(1,0,-126)
61    #define XVID_API                 XVID_MAKE_API(4, 0)
62    
 #define XVID_VERSION                            XVID_MAKE_VERSION(1,-127,0)  
63  #define XVID_UNSTABLE  #define XVID_UNSTABLE
64    
65  /* Bitstream Version  /* Bitstream Version
# Line 67  Line 73 
73   * doesnt hurt but not increasing it could cause difficulty for decoders in the   * doesnt hurt but not increasing it could cause difficulty for decoders in the
74   * future   * future
75   */   */
76  #define XVID_BS_VERSION "0009"  #define XVID_BS_VERSION "0025"
77    
78    
79  /*****************************************************************************  /*****************************************************************************
# Line 90  Line 96 
96    
97  /* colorspace values */  /* colorspace values */
98    
99  #define XVID_CSP_USER           0       /* 4:2:0 planar */  #define XVID_CSP_USER     (1<< 0) /* 4:2:0 planar (==I420, except for pointers/strides) */
100  #define XVID_CSP_I420           1       /* 4:2:0 packed(planar win32) */  #define XVID_CSP_I420     (1<< 1) /* 4:2:0 planar */
101  #define XVID_CSP_YV12           2       /* 4:2:0 packed(planar win32) */  #define XVID_CSP_YV12     (1<< 2) /* 4:2:0 planar */
102  #define XVID_CSP_YUY2           3       /* 4:2:2 packed */  #define XVID_CSP_YUY2     (1<< 3) /* 4:2:2 packed */
103  #define XVID_CSP_UYVY           4       /* 4:2:2 packed */  #define XVID_CSP_UYVY     (1<< 4) /* 4:2:2 packed */
104  #define XVID_CSP_YVYU           5       /* 4:2:2 packed */  #define XVID_CSP_YVYU     (1<< 5) /* 4:2:2 packed */
105  #define XVID_CSP_BGRA           6       /* 32-bit bgra packed */  #define XVID_CSP_BGRA     (1<< 6) /* 32-bit bgra packed */
106  #define XVID_CSP_ABGR           7       /* 32-bit abgr packed */  #define XVID_CSP_ABGR     (1<< 7) /* 32-bit abgr packed */
107  #define XVID_CSP_RGBA           8       /* 32-bit rgba packed */  #define XVID_CSP_RGBA     (1<< 8) /* 32-bit rgba packed */
108  #define XVID_CSP_BGR            9       /* 32-bit bgr packed */  #define XVID_CSP_ARGB     (1<<15) /* 32-bit argb packed */
109  #define XVID_CSP_RGB555     10  /* 16-bit rgb555 packed */  #define XVID_CSP_BGR      (1<< 9) /* 24-bit bgr packed */
110  #define XVID_CSP_RGB565     11  /* 16-bit rgb565 packed */  #define XVID_CSP_RGB555   (1<<10) /* 16-bit rgb555 packed */
111  #define XVID_CSP_SLICE          12      /* decoder only: 4:2:0 planar, per slice rendering */  #define XVID_CSP_RGB565   (1<<11) /* 16-bit rgb565 packed */
112  #define XVID_CSP_INTERNAL       13      /* decoder only: 4:2:0 planar, returns ptrs to internal buffers */  #define XVID_CSP_SLICE    (1<<12) /* decoder only: 4:2:0 planar, per slice rendering */
113  #define XVID_CSP_NULL           14      /* decoder only: dont output anything */  #define XVID_CSP_INTERNAL (1<<13) /* decoder only: 4:2:0 planar, returns ptrs to internal buffers */
114  #define XVID_CSP_VFLIP  0x80000000      /* vertical flip mask */  #define XVID_CSP_NULL     (1<<14) /* decoder only: dont output anything */
115    #define XVID_CSP_VFLIP    (1<<31) /* vertical flip mask */
116    
117  /* xvid_image_t  /* xvid_image_t
118          for non-planar colorspaces use only plane[0] and stride[0]          for non-planar colorspaces use only plane[0] and stride[0]
# Line 116  Line 123 
123          int stride[4];                  /* [in] image stride; "bytes per row"*/          int stride[4];                  /* [in] image stride; "bytes per row"*/
124  } xvid_image_t;  } xvid_image_t;
125    
126    /* video-object-sequence profiles */
127    #define XVID_PROFILE_S_L0    0x08 /* simple */
128    #define XVID_PROFILE_S_L1    0x01
129    #define XVID_PROFILE_S_L2    0x02
130    #define XVID_PROFILE_S_L3    0x03
131    #define XVID_PROFILE_ARTS_L1 0x91 /* advanced realtime simple */
132    #define XVID_PROFILE_ARTS_L2 0x92
133    #define XVID_PROFILE_ARTS_L3 0x93
134    #define XVID_PROFILE_ARTS_L4 0x94
135    #define XVID_PROFILE_AS_L0   0xf0 /* advanced simple */
136    #define XVID_PROFILE_AS_L1   0xf1
137    #define XVID_PROFILE_AS_L2   0xf2
138    #define XVID_PROFILE_AS_L3   0xf3
139    #define XVID_PROFILE_AS_L4   0xf4
140    
141  /* aspect ratios */  /* aspect ratios */
142  #define XVID_PAR_11_VGA     1   /* 1:1 vga (square) */  #define XVID_PAR_11_VGA    1 /* 1:1 vga (square), default if supplied PAR is not a valid value */
143  #define XVID_PAR_43_PAL     2   /* 4:3 pal (12:11 625-line) */  #define XVID_PAR_43_PAL     2   /* 4:3 pal (12:11 625-line) */
144  #define XVID_PAR_43_NTSC        3       /* 4:3 ntsc (10:11 525-line) */  #define XVID_PAR_43_NTSC        3       /* 4:3 ntsc (10:11 525-line) */
145  #define XVID_PAR_169_PAL        4       /* 16:9 pal (16:11 625-line) */  #define XVID_PAR_169_PAL        4       /* 16:9 pal (16:11 625-line) */
# Line 134  Line 155 
155  #define XVID_TYPE_BVOP          3               /* bidirectionally encoded */  #define XVID_TYPE_BVOP          3               /* bidirectionally encoded */
156  #define XVID_TYPE_SVOP          4               /* predicted+sprite frame */  #define XVID_TYPE_SVOP          4               /* predicted+sprite frame */
157    
158    
159  /*****************************************************************************  /*****************************************************************************
160   * xvid_global()   * xvid_global()
161   ****************************************************************************/   ****************************************************************************/
162    
163  /* cpu_flags definitions */  /* cpu_flags definitions (make sure to sync this with cpuid.asm for ia32) */
164    
165  #define XVID_CPU_FORCE      0x80000000  /* force passed cpu flags */  #define XVID_CPU_FORCE    (1<<31) /* force passed cpu flags */
166  #define XVID_CPU_ASM        0x00000080  /* native assembly */  #define XVID_CPU_ASM      (1<< 7) /* native assembly */
167  /* ARCH_IS_IA32 */  /* ARCH_IS_IA32 */
168  #define XVID_CPU_MMX        0x00000001   /* mmx      : pentiumMMX,k6 */  #define XVID_CPU_MMX      (1<< 0) /*       mmx : pentiumMMX,k6 */
169  #define XVID_CPU_MMXEXT     0x00000002   /* mmx-ext  : pentium2, athlon */  #define XVID_CPU_MMXEXT   (1<< 1) /*   mmx-ext : pentium2, athlon */
170  #define XVID_CPU_SSE        0x00000004   /* sse      : pentium3, athlonXP */  #define XVID_CPU_SSE      (1<< 2) /*       sse : pentium3, athlonXP */
171  #define XVID_CPU_SSE2       0x00000008   /* sse2     : pentium4, athlon64 */  #define XVID_CPU_SSE2     (1<< 3) /*      sse2 : pentium4, athlon64 */
172  #define XVID_CPU_3DNOW      0x00000010   /* 3dnow    : k6-2 */  #define XVID_CPU_3DNOW    (1<< 4) /*     3dnow : k6-2 */
173  #define XVID_CPU_3DNOWEXT   0x00000020   /* 3dnow-ext: athlon */  #define XVID_CPU_3DNOWEXT (1<< 5) /* 3dnow-ext : athlon */
174  #define XVID_CPU_TSC        0x00000040   /* timestamp counter */  #define XVID_CPU_TSC      (1<< 6) /*       tsc : Pentium */
175  /* ARCH_IS_PPC */  /* ARCH_IS_PPC */
176  #define XVID_CPU_ALTIVEC    0x00000001   /* altivec */  #define XVID_CPU_ALTIVEC  (1<< 0) /* altivec */
177    
178    
179    #define XVID_DEBUG_ERROR     (1<< 0)
180    #define XVID_DEBUG_STARTCODE (1<< 1)
181    #define XVID_DEBUG_HEADER    (1<< 2)
182    #define XVID_DEBUG_TIMECODE  (1<< 3)
183    #define XVID_DEBUG_MB        (1<< 4)
184    #define XVID_DEBUG_COEFF     (1<< 5)
185    #define XVID_DEBUG_MV        (1<< 6)
186    #define XVID_DEBUG_RC        (1<< 7)
187    #define XVID_DEBUG_DEBUG     (1<<31)
188    
189  /* XVID_GBL_INIT param1 */  /* XVID_GBL_INIT param1 */
190  typedef struct {  typedef struct {
191          int version;          int version;
192          int cpu_flags;                  /* [in:opt]     zero = autodetect cpu          unsigned int cpu_flags; /* [in:opt] zero = autodetect cpu; XVID_CPU_FORCE|{cpu features} = force cpu features */
193                                                                          XVID_CPU_FORCE|{cpu features} = force cpu features */          int debug;     /* [in:opt] debug level */
194  } xvid_gbl_init_t;  } xvid_gbl_init_t;
195    
196    
# Line 167  Line 199 
199          int version;          int version;
200          int actual_version;             /* [out]        returns the actual xvidcore version */          int actual_version;             /* [out]        returns the actual xvidcore version */
201          const char * build;             /* [out]        if !null, points to description of this xvid core build */          const char * build;             /* [out]        if !null, points to description of this xvid core build */
202          int cpu_flags;                  /* [out]        detected cpu features */          unsigned int cpu_flags;      /* [out] detected cpu features */
203          int num_threads;                /* [out]        detected number of cpus/threads */          int num_threads;                /* [out]        detected number of cpus/threads */
204  } xvid_gbl_info_t;  } xvid_gbl_info_t;
205    
# Line 186  Line 218 
218  #define XVID_GBL_INIT           0       /* initialize xvidcore; must be called before using xvid_decore, or xvid_encore) */  #define XVID_GBL_INIT           0       /* initialize xvidcore; must be called before using xvid_decore, or xvid_encore) */
219  #define XVID_GBL_INFO           1       /* return some info about xvidcore, and the host computer */  #define XVID_GBL_INFO           1       /* return some info about xvidcore, and the host computer */
220  #define XVID_GBL_CONVERT        2       /* colorspace conversion utility */  #define XVID_GBL_CONVERT        2       /* colorspace conversion utility */
 #define XVID_GBL_TEST           3       /* testing.. */  
221    
222  int xvid_global(void *handle, int opt, void *param1, void *param2);  extern int xvid_global(void *handle, int opt, void *param1, void *param2);
223    
224    
225  /*****************************************************************************  /*****************************************************************************
# Line 199  Line 230 
230  #define XVID_DEC_DESTROY        1       /* destroy decore instance: return 0 on success */  #define XVID_DEC_DESTROY        1       /* destroy decore instance: return 0 on success */
231  #define XVID_DEC_DECODE     2   /* decode a frame: returns number of bytes consumed >= 0 */  #define XVID_DEC_DECODE     2   /* decode a frame: returns number of bytes consumed >= 0 */
232    
233  int xvid_decore(void *handle, int opt, void *param1, void *param2);  extern int xvid_decore(void *handle, int opt, void *param1, void *param2);
234    
235  /* XVID_DEC_CREATE param 1  /* XVID_DEC_CREATE param 1
236          image width & height may be specified here when the dimensions are          image width & height may be specified here when the dimensions are
# Line 214  Line 245 
245    
246  /* XVID_DEC_DECODE param1 */  /* XVID_DEC_DECODE param1 */
247  /* general flags */  /* general flags */
248  #define XVID_LOWDELAY           0x00000001      /* lowdelay mode  */  #define XVID_LOWDELAY      (1<<0) /* lowdelay mode  */
249  #define XVID_DISCONTINUITY      0x00000002      /* indicates break in stream */  #define XVID_DISCONTINUITY (1<<1) /* indicates break in stream */
250    #define XVID_DEBLOCKY      (1<<2) /* perform luma deblocking */
251    #define XVID_DEBLOCKUV     (1<<3) /* perform chroma deblocking */
252    #define XVID_FILMEFFECT    (1<<4) /* adds film grain */
253    
254  typedef struct {  typedef struct {
255          int version;          int version;
# Line 223  Line 257 
257          void *bitstream;                /* [in] bitstream (read from)*/          void *bitstream;                /* [in] bitstream (read from)*/
258          int length;                             /* [in] bitstream length */          int length;                             /* [in] bitstream length */
259          xvid_image_t output;    /* [in] output image (written to) */          xvid_image_t output;    /* [in] output image (written to) */
260  }  } xvid_dec_frame_t;
 xvid_dec_frame_t;  
261    
262    
263  /* XVID_DEC_DECODE param2 :: optional */  /* XVID_DEC_DECODE param2 :: optional */
264  typedef struct  typedef struct
265  {  {
266          int version;          int version;
267    
268          int type;                               /* [out]        output data type */          int type;                               /* [out]        output data type */
269          union {          union {
270                  struct {        /* type>0 {XVID_TYPE_IVOP,XVID_TYPE_PVOP,XVID_TYPE_BVOP,XVID_TYPE_SVOP} */                  struct {        /* type>0 {XVID_TYPE_IVOP,XVID_TYPE_PVOP,XVID_TYPE_BVOP,XVID_TYPE_SVOP} */
# Line 247  Line 281 
281                          int general;            /* [out]        flags */                          int general;            /* [out]        flags */
282                          int width;                      /* [out]        width */                          int width;                      /* [out]        width */
283                          int height;                     /* [out]        height */                          int height;                     /* [out]        height */
284                          int par;                        /* [out]        picture aspect ratio (refer to XVID_PAR_xxx above) */                          int par;            /* [out] pixel aspect ratio (refer to XVID_PAR_xxx above) */
285                          int par_width;          /* [out]        aspect ratio width */                          int par_width;      /* [out] aspect ratio width  [1..255] */
286                          int par_height;         /* [out]        aspect ratio height */                          int par_height;     /* [out] aspect ratio height [1..255] */
287                  } vol;                  } vol;
288          } data;          } data;
289  } xvid_dec_stats_t;  } xvid_dec_stats_t;
290    
291    #define XVID_ZONE_QUANT  (1<<0)
292    #define XVID_ZONE_WEIGHT (1<<1)
293    
294    typedef struct
295    {
296            int frame;
297            int mode;
298            int increment;
299            int base;
300    } xvid_enc_zone_t;
301    
302    
303    /*----------------------------------------------------------------------------
304     * xvid_enc_stats_t structure
305     *
306     * Used in:
307     *  - xvid_plg_data_t structure
308     *  - optional parameter in xvid_encore() function
309     *
310     * .coding_type = XVID_TYPE_NOTHING if the stats are not given
311     *--------------------------------------------------------------------------*/
312    
313    typedef struct {
314            int version;
315    
316            /* encoding parameters */
317            int type;      /* [out] coding type */
318            int quant;     /* [out] frame quantizer */
319            int vol_flags; /* [out] vol flags (see above) */
320            int vop_flags; /* [out] vop flags (see above) */
321    
322            /* bitrate */
323            int length;    /* [out] frame length */
324    
325            int hlength;   /* [out] header length (bytes) */
326            int kblks;     /* [out] number of blocks compressed as Intra */
327            int mblks;     /* [out] number of blocks compressed as Inter */
328            int ublks;     /* [out] number of blocks marked as not_coded */
329    
330            int sse_y;     /* [out] Y plane's sse */
331            int sse_u;     /* [out] U plane's sse */
332            int sse_v;     /* [out] V plane's sse */
333    } xvid_enc_stats_t;
334    
335  /*****************************************************************************  /*****************************************************************************
336    xvid plugin system -- internals    xvid plugin system -- internals
# Line 264  Line 341 
341    xvidcore will call XVID_PLG_DESTROY during XVID_ENC_DESTROY    xvidcore will call XVID_PLG_DESTROY during XVID_ENC_DESTROY
342   ****************************************************************************/   ****************************************************************************/
343    
344  #define XVID_PLG_CREATE     0  
345  #define XVID_PLG_DESTROY    1  #define XVID_PLG_CREATE  (1<<0)
346  #define XVID_PLG_INFO       2  #define XVID_PLG_DESTROY (1<<1)
347  #define XVID_PLG_BEFORE     3  #define XVID_PLG_INFO    (1<<2)
348  #define XVID_PLG_AFTER      4  #define XVID_PLG_BEFORE  (1<<3)
349    #define XVID_PLG_FRAME   (1<<4)
350    #define XVID_PLG_AFTER   (1<<5)
351    
352  /* xvid_plg_info_t.flags */  /* xvid_plg_info_t.flags */
353  #define XVID_REQORIGINAL    1  /* plugin requires a copy of the original (uncompressed) image */  #define XVID_REQORIGINAL (1<<0) /* plugin requires a copy of the original (uncompressed) image */
354  #define XVID_REQPSNR        2  /* plugin requires psnr between the uncompressed and compressed image*/  #define XVID_REQPSNR     (1<<1) /* plugin requires psnr between the uncompressed and compressed image*/
355  #define XVID_REQDQUANTS      3  /* plugin requires access to the dquant table */  #define XVID_REQDQUANTS  (1<<2) /* plugin requires access to the dquant table */
356    
357    
358  typedef struct  typedef struct
359  {  {
360      int version;      int version;
361      int flags;              /* plugin flags */          int flags;   /* [in:opt] plugin flags */
362  } xvid_plg_info_t;  } xvid_plg_info_t;
363    
364    
# Line 287  Line 366 
366  {  {
367      int version;      int version;
368    
369      int width;          int num_zones;           /* [out] */
370      int height;          xvid_enc_zone_t * zones; /* [out] */
     int mb_width;  
     int mb_height;  
         int fincr;  
     int fbase;  
371    
372      void * param;          int width;               /* [out] */
373            int height;              /* [out] */
374            int mb_width;            /* [out] */
375            int mb_height;           /* [out] */
376            int fincr;               /* [out] */
377            int fbase;               /* [out] */
378    
379            void * param;            /* [out] */
380  } xvid_plg_create_t;  } xvid_plg_create_t;
381    
382    
# Line 302  Line 384 
384  {  {
385      int version;      int version;
386    
387            int num_frames; /* [out] total frame encoded */
388    } xvid_plg_destroy_t;
389    
390    typedef struct
391    {
392            int version;
393    
394            xvid_enc_zone_t * zone; /* [out] current zone */
395    
396      int width;              /* [out] */      int width;              /* [out] */
397      int height;             /* [out] */      int height;             /* [out] */
398      int mb_width;           /* [out] */      int mb_width;           /* [out] */
# Line 309  Line 400 
400          int fincr;              /* [out] */          int fincr;              /* [out] */
401      int fbase;              /* [out] */      int fbase;              /* [out] */
402    
403            int min_quant[3];       /* [out] */
404            int max_quant[3];       /* [out] */
405    
406      xvid_image_t reference; /* [out] -> [out] */      xvid_image_t reference; /* [out] -> [out] */
407      xvid_image_t current;   /* [out] -> [in,out] */      xvid_image_t current;   /* [out] -> [in,out] */
408      xvid_image_t original;      /* [out] after: points the original (uncompressed) copy of the current frame */      xvid_image_t original;      /* [out] after: points the original (uncompressed) copy of the current frame */
# Line 324  Line 418 
418      int vol_flags;          /* [in,out] */      int vol_flags;          /* [in,out] */
419      int motion_flags;       /* [in,out] */      int motion_flags;       /* [in,out] */
420    
421    /* Deprecated, use the stats field instead.
422     * Will disapear before 1.0 */
423      int length;                 /* [out] after: length of encoded frame */      int length;                 /* [out] after: length of encoded frame */
424      int kblks, mblks, ublks;    /* [out] after: */          int kblks;              /* [out] number of blocks compressed as Intra */
425      int sse_y, sse_u, sse_v;    /* [out] */          int mblks;              /* [out] number of blocks compressed as Inter */
426  } xvid_plg_data_t;          int ublks;              /* [out] number of blocks marked not_coded */
427            int sse_y;              /* [out] Y plane's sse */
428            int sse_u;              /* [out] U plane's sse */
429            int sse_v;              /* [out] V plane's sse */
430    /* End of duplicated data, kept only for binary compatibility */
431    
432            int bquant_ratio;       /* [in] */
433            int bquant_offset;      /* [in] */
434    
435            xvid_enc_stats_t stats; /* [out] frame statistics */
436    } xvid_plg_data_t;
437    
438  /*****************************************************************************  /*****************************************************************************
439    xvid plugin system -- external    xvid plugin system -- external
# Line 358  Line 463 
463      void * param;      void * param;
464  } xvid_enc_plugin_t;  } xvid_enc_plugin_t;
465    
 xvid_plugin_func xvid_plugin_psnr;  /* write psnr values to stdout */  
 xvid_plugin_func xvid_plugin_dump;  /* dump before and after yuvpgms */  
 xvid_plugin_func xvid_plugin_lumimasking;  /* lumimasking */  
466    
467    extern xvid_plugin_func xvid_plugin_single;   /* single-pass rate control */
468    extern xvid_plugin_func xvid_plugin_2pass1;   /* two-pass rate control: first pass */
469    extern xvid_plugin_func xvid_plugin_2pass2;   /* two-pass rate control: second pass */
470    
471    extern xvid_plugin_func xvid_plugin_lumimasking;  /* lumimasking */
472    
473    extern xvid_plugin_func xvid_plugin_psnr;       /* write psnr values to stdout */
474    extern xvid_plugin_func xvid_plugin_dump;       /* dump before and after yuvpgms */
475    
476    
477    /* single pass rate control
478     * CBR and Constant quantizer modes */
479    typedef struct
480    {
481            int version;
482    
483            int bitrate;               /* [in] bits per second */
484            int reaction_delay_factor; /* [in] */
485            int averaging_period;      /* [in] */
486            int buffer;                /* [in] */
487    } xvid_plugin_single_t;
488    
489    
490    typedef struct {
491            int version;
492    
493            char * filename;
494    } xvid_plugin_2pass1_t;
495    
496    
497    #define XVID_PAYBACK_BIAS 0 /* payback with bias */
498    #define XVID_PAYBACK_PROP 1 /* payback proportionally */
499    
500    typedef struct {
501            int version;
502    
503            int bitrate;                  /* [in] bits per second */
504            char * filename;              /* [in] first pass stats filename */
505    
506            int keyframe_boost;           /* [in] keyframe boost percentage: [0..100] */
507            int curve_compression_high;   /* [in] percentage of compression performed on the high part of the curve (above average) */
508            int curve_compression_low;    /* [in] percentage of compression performed on the low  part of the curve (below average) */
509            int overflow_control_strength;/* [in] Payback delay expressed in number of frames */
510            int max_overflow_improvement; /* [in] percentage of allowed range for a frame that gets bigger because of overflow bonus */
511            int max_overflow_degradation; /* [in] percentage of allowed range for a frame that gets smaller because of overflow penalty */
512    
513            int kfreduction;              /* [in] maximum bitrate reduction applied to an iframe under the kfthreshold distance limit */
514            int kfthreshold;              /* [in] if an iframe is closer to the next iframe than this distance, a quantity of bits
515                                                                       *      is substracted from its bit allocation. The reduction is computed as multiples of
516                                                                       *      kfreduction/kthreshold. It reaches kfreduction when the distance == kfthreshold,
517                                                                       *      0 for 1<distance<kfthreshold */
518    
519            int container_frame_overhead; /* [in] How many bytes the controller has to compensate per frame due to container format overhead */
520    }xvid_plugin_2pass2_t;
521    
522  /*****************************************************************************  /*****************************************************************************
523   * xvid_encore()   *                             ENCODER API
524   ****************************************************************************/   ****************************************************************************/
525    
526  /* Encoder options */  /*----------------------------------------------------------------------------
527     * Encoder operations
528     *--------------------------------------------------------------------------*/
529    
530  #define XVID_ENC_CREATE     0   /* create encoder instance; returns 0 on success */  #define XVID_ENC_CREATE     0   /* create encoder instance; returns 0 on success */
531  #define XVID_ENC_DESTROY        1       /* destroy encoder instance; returns 0 on success */  #define XVID_ENC_DESTROY        1       /* destroy encoder instance; returns 0 on success */
532  #define XVID_ENC_ENCODE     2   /* encode a frame: returns number of ouput bytes  #define XVID_ENC_ENCODE     2   /* encode a frame: returns number of ouput bytes
533                                                                          0 means this frame should not be written (ie. encoder lag) */                              * 0 means this frame should not be written (ie. encoder lag) */
534    
 int xvid_encore(void *handle, int opt, void *param1, void *param2);  
535    
536    /*----------------------------------------------------------------------------
537     * Encoder entry point
538     *--------------------------------------------------------------------------*/
539    
540    extern int xvid_encore(void *handle, int opt, void *param1, void *param2);
541    
542    /* Quick API reference
543     *
544     * XVID_ENC_CREATE operation
545     *  - handle: ignored
546     *  - opt: XVID_ENC_CREATE
547     *  - param1: address of a xvid_enc_create_t structure
548     *  - param2: ignored
549     *
550     * XVID_ENC_ENCODE operation
551     *  - handle: an instance returned by a CREATE op
552     *  - opt: XVID_ENC_ENCODE
553     *  - param1: address of a xvid_enc_frame_t structure
554     *  - param2: address of a xvid_enc_stats_t structure (optional)
555     *            its return value is asynchronous to what is written to the buffer
556     *            depending on the delay introduced by bvop use. It's display
557     *            ordered.
558     *
559     * XVID_ENC_DESTROY operation
560     *  - handle: an instance returned by a CREATE op
561     *  - opt: XVID_ENC_DESTROY
562     *  - param1: ignored
563     *  - param2: ignored
564     */
565    
566    
567    /*----------------------------------------------------------------------------
568     * "Global" flags
569     *
570     * These flags are used for xvid_enc_create_t->global field during instance
571     * creation (operation XVID_ENC_CREATE)
572     *--------------------------------------------------------------------------*/
573    
574    #define XVID_GLOBAL_PACKED            (1<<0) /* packed bitstream */
575    #define XVID_GLOBAL_CLOSED_GOP        (1<<1) /* closed_gop:     was DX50BVOP dx50 bvop compatibility */
576    #define XVID_GLOBAL_EXTRASTATS_ENABLE (1<<2)
577    #if 0
578    #define XVID_GLOBAL_VOL_AT_IVOP       (1<<3) /* write vol at every ivop: WIN32/divx compatibility */
579    #define XVID_GLOBAL_FORCE_VOL         (1<<4) /* when vol-based parameters are changed, insert an ivop NOT recommended */
580    #endif
581    
 /* global flags  */  
 typedef enum  
 {  
     XVID_PACKED                 = 0x00000001,   /* packed bitstream */  
     XVID_CLOSED_GOP             = 0x00000002,   /* closed_gop:  was DX50BVOP dx50 bvop compatibility */  
     XVID_EXTRASTATS_ENABLE  = 0x00000004  
 /*define XVID_VOL_AT_IVOP       0x00000008       write vol at every ivop: WIN32/divx compatibility */  
 /*define XVID_FORCE_VOL         0x00000008       XXX: when vol-based parameters are changed, insert an ivop NOT recommended */  
 } xvid_global_t;  
   
   
 /* XVID_ENC_ENCODE param1 */  
 /* vol-based flags */  
 typedef enum {  
     XVID_MPEGQUANT          = 0x00000001,  
     XVID_EXTRASTATS         = 0x00000002,  
     XVID_QUARTERPEL             = 0x00000004,   /* enable quarterpel: frames will encoded as quarterpel */  
     XVID_GMC                        = 0x00000008,       /* enable GMC; frames will be checked for gmc suitability */  
     XVID_REDUCED_ENABLE     = 0x00000010,       /* enable reduced resolution vops: frames will be checked for rrv suitability */  
     XVID_INTERLACING        = 0x00000400, /* enable interlaced encoding */  
 } xvid_vol_t;  
   
   
 /* vop-based flags */  
 typedef enum {  
     XVID_DEBUG              = 0x00000001,  
   
     XVID_HALFPEL            = 0x00000004, /* use halfpel interpolation */  
     XVID_INTER4V            = 0x00000008,  
   
     XVID_CHROMAOPT          = 0x00000020, /* enable chroma optimization pre-filter */  
     XVID_GREYSCALE          = 0x00000040, /* enable greyscale only mode (even for  
                                               color input material chroma is ignored) */  
     XVID_HQACPRED           = 0x00000080, /* 20030209: high quality ac prediction */  
     XVID_MODEDECISION_BITS  = 0x00000100, /* enable DCT-ME and use it for mode decision */  
     XVID_DYNAMIC_BFRAMES    = 0x00000200,  
   
         /* only valid for vol_flags|=XVID_INTERLACING */  
     XVID_TOPFIELDFIRST      = 0x00000400, /* set top-field-first flag  */  
     XVID_ALTERNATESCAN      = 0x00000800, /* set alternate vertical scan flag */  
   
     /* only valid for vol_flags|=XVID_REDUCED_ENABLED */  
     XVID_REDUCED            = 0x00001000, /* reduced resolution vop */  
 } xvid_vop_t;  
   
   
 typedef enum {  
     PMV_ADVANCEDDIAMOND16   = 0x00008000, /* use advdiamonds instead of diamonds as search pattern */  
     PMV_USESQUARES16        = 0x00800000, /* use squares instead of diamonds as search pattern */  
   
     PMV_HALFPELREFINE16     = 0x00020000,  
     PMV_HALFPELREFINE8      = 0x02000000,  
   
     PMV_QUARTERPELREFINE16  = 0x00040000,  
     PMV_QUARTERPELREFINE8   = 0x04000000,  
   
     PMV_EXTSEARCH16         = 0x00080000, /* extend PMV by more searches */  
   
     PMV_EXTSEARCH8          = 0x08000000, /* use diamond/square for extended 8x8 search */  
     PMV_ADVANCEDDIAMOND8    = 0x00004000, /* use advdiamond for PMV_EXTSEARCH8 */  
     PMV_USESQUARES8         = 0x80000000, /* use square for PMV_EXTSEARCH8 */  
   
     PMV_CHROMA16            = 0x00100000, /* also use chroma for P_VOP/S_VOP ME */  
     PMV_CHROMA8             = 0x10000000, /* also use chroma for B_VOP ME */  
   
     /* Motion search using DCT. use XVID_MODEDECISION_BITS to enable */  
     HALFPELREFINE16_BITS    = 0x00000100, /* perform DCT-based halfpel refinement */  
     HALFPELREFINE8_BITS     = 0x00000200, /* perform DCT-based halfpel refinement for 8x8 mode */  
     QUARTERPELREFINE16_BITS = 0x00000400, /* perform DCT-based qpel refinement */  
     QUARTERPELREFINE8_BITS  = 0x00000800, /* perform DCT-based qpel refinement for 8x8 mode */  
   
     EXTSEARCH_BITS          = 0x00001000, /* perform DCT-based search using square pattern  
                                                   enable PMV_EXTSEARCH8 to do this in 8x8 search as well */  
     CHECKPREDICTION_BITS    = 0x00002000, /* always check vector equal to prediction */  
   
     PMV_UNRESTRICTED16      = 0x00200000, /* unrestricted ME, not implemented */  
     PMV_OVERLAPPING16       = 0x00400000, /* overlapping ME, not implemented */  
     PMV_UNRESTRICTED8       = 0x20000000, /* unrestricted ME, not implemented */  
     PMV_OVERLAPPING8        = 0x40000000 /* overlapping ME, not implemented */  
 } xvid_motion_t;  
582    
583    /*----------------------------------------------------------------------------
584     * "VOL" flags
585     *
586     * These flags are used for xvid_enc_frame_t->vol_flags field during frame
587     * encoding (operation XVID_ENC_ENCODE)
588     *--------------------------------------------------------------------------*/
589    
590    #define XVID_VOL_MPEGQUANT      (1<<0) /* enable MPEG type quantization */
591    #define XVID_VOL_EXTRASTATS     (1<<1) /* enable plane sse stats */
592    #define XVID_VOL_QUARTERPEL     (1<<2) /* enable quarterpel: frames will encoded as quarterpel */
593    #define XVID_VOL_GMC            (1<<3) /* enable GMC; frames will be checked for gmc suitability */
594    #define XVID_VOL_REDUCED_ENABLE (1<<4) /* enable reduced resolution vops: frames will be checked for rrv suitability */
595    #define XVID_VOL_INTERLACING    (1<<5) /* enable interlaced encoding */
596    
597    
598    /*----------------------------------------------------------------------------
599     * "VOP" flags
600     *
601     * These flags are used for xvid_enc_frame_t->vop_flags field during frame
602     * encoding (operation XVID_ENC_ENCODE)
603     *--------------------------------------------------------------------------*/
604    
605    /* Always valid */
606    #define XVID_VOP_DEBUG                (1<< 0) /* print debug messages in frames */
607    #define XVID_VOP_HALFPEL              (1<< 1) /* use halfpel interpolation */
608    #define XVID_VOP_INTER4V              (1<< 2) /* use 4 motion vectors per MB */
609    #define XVID_VOP_TRELLISQUANT         (1<< 3) /* use trellis based R-D "optimal" quantization */
610    #define XVID_VOP_CHROMAOPT            (1<< 4) /* enable chroma optimization pre-filter */
611    #define XVID_VOP_CARTOON              (1<< 5) /* use 'cartoon mode' */
612    #define XVID_VOP_GREYSCALE            (1<< 6) /* enable greyscale only mode (even for  color input material chroma is ignored) */
613    #define XVID_VOP_HQACPRED             (1<< 7) /* high quality ac prediction */
614    #define XVID_VOP_MODEDECISION_RD      (1<< 8) /* enable DCT-ME and use it for mode decision */
615    #define XVID_VOP_FAST_MODEDECISION_RD (1<<12) /* use simplified R-D mode decision */
616    
617    /* Only valid for vol_flags|=XVID_VOL_INTERLACING */
618    #define XVID_VOP_TOPFIELDFIRST        (1<< 9) /* set top-field-first flag  */
619    #define XVID_VOP_ALTERNATESCAN        (1<<10) /* set alternate vertical scan flag */
620    
621    /* only valid for vol_flags|=XVID_VOL_REDUCED_ENABLED */
622    #define XVID_VOP_REDUCED              (1<<11) /* reduced resolution vop */
623    
624    
625    /*----------------------------------------------------------------------------
626     * "Motion" flags
627     *
628     * These flags are used for xvid_enc_frame_t->motion field during frame
629     * encoding (operation XVID_ENC_ENCODE)
630     *--------------------------------------------------------------------------*/
631    
632    /* Motion Estimation Search Patterns */
633    #define XVID_ME_ADVANCEDDIAMOND16     (1<< 0) /* use advdiamonds instead of diamonds as search pattern */
634    #define XVID_ME_ADVANCEDDIAMOND8      (1<< 1) /* use advdiamond for XVID_ME_EXTSEARCH8 */
635    #define XVID_ME_USESQUARES16          (1<< 2) /* use squares instead of diamonds as search pattern */
636    #define XVID_ME_USESQUARES8           (1<< 3) /* use square for XVID_ME_EXTSEARCH8 */
637    
638    /* SAD operator based flags */
639    #define XVID_ME_HALFPELREFINE16       (1<< 4)
640    #define XVID_ME_HALFPELREFINE8        (1<< 6)
641    #define XVID_ME_QUARTERPELREFINE16    (1<< 7)
642    #define XVID_ME_QUARTERPELREFINE8     (1<< 8)
643    #define XVID_ME_GME_REFINE            (1<< 9)
644    #define XVID_ME_EXTSEARCH16           (1<<10) /* extend PMV by more searches */
645    #define XVID_ME_EXTSEARCH8            (1<<11) /* use diamond/square for extended 8x8 search */
646    #define XVID_ME_CHROMA_PVOP           (1<<12) /* also use chroma for P_VOP/S_VOP ME */
647    #define XVID_ME_CHROMA_BVOP           (1<<13) /* also use chroma for B_VOP ME */
648    #define XVID_ME_FASTREFINE16              (1<<25) /* use low-complexity refinement functions */
649    #define XVID_ME_FASTREFINE8           (1<<29) /* low-complexity 8x8 sub-block refinement */
650    
651    /* Rate Distortion based flags
652     * Valid when XVID_VOP_MODEDECISION_BITS is enabled */
653    #define XVID_ME_HALFPELREFINE16_RD    (1<<14) /* perform RD-based halfpel refinement */
654    #define XVID_ME_HALFPELREFINE8_RD     (1<<15) /* perform RD-based halfpel refinement for 8x8 mode */
655    #define XVID_ME_QUARTERPELREFINE16_RD (1<<16) /* perform RD-based qpel refinement */
656    #define XVID_ME_QUARTERPELREFINE8_RD  (1<<17) /* perform RD-based qpel refinement for 8x8 mode */
657    #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 */
658    #define XVID_ME_CHECKPREDICTION_RD    (1<<19) /* always check vector equal to prediction */
659    
660    /* Other */
661    #define XVID_ME_DETECT_STATIC_MOTION  (1<<24) /* speed-up ME by detecting stationary scenes */
662    #define XVID_ME_SKIP_DELTASEARCH      (1<<26) /* speed-up by skipping b-frame delta search */
663    #define XVID_ME_FAST_MODEINTERPOLATE  (1<<27) /* speed-up by partly skipping interpolate mode */
664    #define XVID_ME_BFRAME_EARLYSTOP      (1<<28) /* speed-up by early exiting b-search */
665    
666    /* Unused */
667    #define XVID_ME_UNRESTRICTED16        (1<<20) /* unrestricted ME, not implemented */
668    #define XVID_ME_OVERLAPPING16         (1<<21) /* overlapping ME, not implemented */
669    #define XVID_ME_UNRESTRICTED8         (1<<22) /* unrestricted ME, not implemented */
670    #define XVID_ME_OVERLAPPING8          (1<<23) /* overlapping ME, not implemented */
671    
672    
673    /*----------------------------------------------------------------------------
674     * xvid_enc_create_t structure definition
675     *
676     * This structure is passed as param1 during an instance creation (operation
677     * XVID_ENC_CREATE)
678     *--------------------------------------------------------------------------*/
679    
 /* XVID_ENC_CREATE param1 */  
680  typedef struct {  typedef struct {
681          int version;          int version;
682    
683            int profile;                 /* [in] profile@level; refer to XVID_PROFILE_xxx */
684          int width;                              /* [in]         frame dimensions; width, pixel units */          int width;                              /* [in]         frame dimensions; width, pixel units */
685          int height;                             /* [in]         frame dimensions; height, pixel units */          int height;                             /* [in]         frame dimensions; height, pixel units */
686    
687            int num_zones;               /* [in:opt] number of bitrate zones */
688            xvid_enc_zone_t * zones;     /*          ^^ zone array */
689    
690      int num_plugins;        /* [in:opt] number of plugins */      int num_plugins;        /* [in:opt] number of plugins */
691      xvid_enc_plugin_t * plugins; /*        ^^ plugin array */      xvid_enc_plugin_t * plugins; /*        ^^ plugin array */
692    
693          int num_threads;                /* [in:opt]     number of threads */          int num_threads;                /* [in:opt]     number of threads */
694          int max_bframes;                /* [in:opt] max sequential bframes (0=disable bframes) */          int max_bframes;                /* [in:opt] max sequential bframes (0=disable bframes) */
695    
696          xvid_global_t global;   /* [in:opt] global flags; controls encoding behavior */          int global;                  /* [in:opt] global flags; controls encoding behavior */
697    
698  /* --- vol-based stuff; included here for conveinience */          /* --- vol-based stuff; included here for convenience */
699          int fincr;                              /* [in:opt] framerate increment; set to zero for variable framerate */          int fincr;                              /* [in:opt] framerate increment; set to zero for variable framerate */
700          int fbase;                              /* [in] framerate base          int fbase;                   /* [in] framerate base frame_duration = fincr/fbase seconds*/
701                                                                                  frame_duration = fincr/fbase seconds*/      /* ---------------------------------------------- */
 /* ^^^---------------------------------------------- */  
   
702    
703  /* ---vop-based; included here for conveienience */          /* --- vop-based; included here for convenience */
704          int max_key_interval;   /* [in:opt] the maximum interval between key frames */          int max_key_interval;   /* [in:opt] the maximum interval between key frames */
                                                                                 /*XXX: maybe call it gop_size? */  
705    
706          int frame_drop_ratio;   /* [in:opt]     frame dropping: 0=drop none... 100=drop all */          int frame_drop_ratio;   /* [in:opt]     frame dropping: 0=drop none... 100=drop all */
707    
708          int bquant_ratio;               /* [in:opt]     bframe quantizer multipier/offeset; used to decide bframes quant when bquant==-1 */          int bquant_ratio;               /* [in:opt]     bframe quantizer multipier/offeset; used to decide bframes quant when bquant==-1 */
709          int bquant_offset;              /*                      bquant = (avg(past_ref_quant,future_ref_quant)*bquant_ratio + bquant_offset) / 100 */          int bquant_offset;              /*                      bquant = (avg(past_ref_quant,future_ref_quant)*bquant_ratio + bquant_offset) / 100 */
710    
711  /* ^^^ -------------------------------------------------------------------------*/          int min_quant[3];            /* [in:opt] */
712            int max_quant[3];            /* [in:opt] */
713            /* ---------------------------------------------- */
714    
715          void *handle;                   /* [out] encoder instance handle */          void *handle;                   /* [out] encoder instance handle */
716  }  } xvid_enc_create_t;
 xvid_enc_create_t;  
717    
718    
719  typedef struct {  /*----------------------------------------------------------------------------
720          int version;   * xvid_enc_frame_t structure definition
721          int type;                               /* [in] rate control type: XVID_RC_xxx */   *
722     * This structure is passed as param1 during a frame encoding (operation
723          /* common stuff */   * XVID_ENC_ENCODE)
724          int min_iquant;         /* [in:opt] ivop quantizer upper/lower limit */   *--------------------------------------------------------------------------*/
725          int max_iquant;         /* [in:opt] */  
726          int min_pquant;         /* [in:opt] psvop quantizer upper/lower limit */  /* out value for the frame structure->type field
727          int max_pquant;         /* [in:opt]  */   * unlike stats output in param2, this field is not asynchronous and tells
728          int min_bquant;         /* [in:opt] bvop quantizer upper/lower limit */   * the client app, if the frame written into the stream buffer is an ivop
729          int max_bquant;         /* [in:opt] */   * usually used for indexing purpose in the container */
730    #define XVID_KEYFRAME (1<<1)
         union {  
                 struct {        /* XVID_RC_FQUANT */  
                         float quant;                            /* [in] quantizer */  
                 } fquant;  
                 struct {        /* XVID_RC_CBR */  
                         int bitrate;                            /* [in] the bitrate of the target encoded stream, in bits/second */  
                         int reaction_delay_factor;      /* [in] how fast the rate control reacts - lower values are faster */  
                         int averaging_period;           /* [in] */  
                         int buffer;                                     /* [in] */  
                 } cbr;  
         } data;  
 } xvid_enc_rc_t;  
   
   
   
 #define XVID_KEYFRAME   0x00000001  
731    
732    /* The structure */
733  typedef struct {  typedef struct {
734          int version;          int version;
735    
736  /* --- VOL related stuff; unless XVID_FORCEVOL is set, the encoder will not react to any          /* VOL related stuff
737                  changes here until the next VOL (keyframe). */           * unless XVID_FORCEVOL is set, the encoder will not react to any changes
738          xvid_vol_t vol_flags;                   /* [in] vol flags */           * here until the next VOL (keyframe). */
739          unsigned char *  
740                  quant_intra_matrix;     /* [in:opt] custom intra qmatrix */          int vol_flags;                     /* [in] vol flags */
741          unsigned char *          unsigned char *quant_intra_matrix; /* [in:opt] custom intra qmatrix */
742                  quant_inter_matrix;     /* [in:opt] custom inter qmatrix */          unsigned char *quant_inter_matrix; /* [in:opt] custom inter qmatrix */
743    
744          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) */
745          int par_width;                  /* [in:opt] aspect ratio width */          int par_width;                  /* [in:opt] aspect ratio width */
746          int par_height;                 /* [in:opt] aspect ratio height */          int par_height;                 /* [in:opt] aspect ratio height */
 /* ^^^----------------------------------------------------------------------------------*/  
747    
748      int fincr;                          /* framerate increment, for variable framerate only */          /* Other fields that can change on a frame base */
749          xvid_vop_t vop_flags;                   /* [in] (general)vop-based flags */  
750          xvid_motion_t motion;                           /* [in] ME options */          int fincr;                         /* [in:opt] framerate increment, for variable framerate only */
751            int vop_flags;                     /* [in] (general)vop-based flags */
752            int motion;                        /* [in] ME options */
753    
754          xvid_image_t input;     /* [in] input image (read from) */          xvid_image_t input;     /* [in] input image (read from) */
755    
756          int type;                               /* [in:opt] coding type */          int type;                               /* [in:opt] coding type */
757          int quant;                              /* [in] frame quantizer; if <=0, automatatic (ratecontrol) */          int quant;                         /* [in] frame quantizer; if <=0, automatic (ratecontrol) */
758            int bframe_threshold;
759    
760          void *bitstream;                /* [in:opt] bitstream ptr (written to)*/          void *bitstream;                /* [in:opt] bitstream ptr (written to)*/
761          int length;                             /* [in:opt] bitstream length (bytes) */          int length;                             /* [in:opt] bitstream length (bytes) */
762    
763          int out_flags;                          /* [out] bitstream output flags */          int out_flags;                          /* [out] bitstream output flags */
764  }  } xvid_enc_frame_t;
 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 */  
         xvid_vol_t 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, mblks, ublks;        /* [out] */  
   
     int sse_y, sse_u, sse_v;  
 }  
 xvid_enc_stats_t;  
765    
766  #ifdef __cplusplus  #ifdef __cplusplus
767  }  }
768  #endif  #endif
769    
   
770  #endif  #endif

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