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revision 1.27.2.8, Sat Mar 15 17:03:17 2003 UTC revision 1.63, Thu Nov 27 20:17:33 2008 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) 2001-2004 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(1,2,-127)
61    #define XVID_API                 XVID_MAKE_API(4, 1)
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 48
   
77    
78  /*****************************************************************************  /*****************************************************************************
79   * error codes   * error codes
# Line 90  Line 95 
95    
96  /* colorspace values */  /* colorspace values */
97    
98  #define XVID_CSP_USER           0       /* 4:2:0 planar */  #define XVID_CSP_PLANAR   (1<< 0) /* 4:2:0 planar (==I420, except for pointers/strides) */
99  #define XVID_CSP_I420           1       /* 4:2:0 packed(planar win32) */  #define XVID_CSP_USER     XVID_CSP_PLANAR
100  #define XVID_CSP_YV12           2       /* 4:2:0 packed(planar win32) */  #define XVID_CSP_I420     (1<< 1) /* 4:2:0 planar */
101  #define XVID_CSP_YUY2           3       /* 4:2:2 packed */  #define XVID_CSP_YV12     (1<< 2) /* 4:2:0 planar */
102  #define XVID_CSP_UYVY           4       /* 4:2:2 packed */  #define XVID_CSP_YUY2     (1<< 3) /* 4:2:2 packed */
103  #define XVID_CSP_YVYU           5       /* 4:2:2 packed */  #define XVID_CSP_UYVY     (1<< 4) /* 4:2:2 packed */
104  #define XVID_CSP_BGRA           6       /* 32-bit bgra packed */  #define XVID_CSP_YVYU     (1<< 5) /* 4:2:2 packed */
105  #define XVID_CSP_ABGR           7       /* 32-bit abgr packed */  #define XVID_CSP_RGB      (1<<16) /* 24-bit rgb packed */
106  #define XVID_CSP_RGBA           8       /* 32-bit rgba packed */  #define XVID_CSP_BGRA     (1<< 6) /* 32-bit bgra packed */
107  #define XVID_CSP_BGR            9       /* 32-bit bgr packed */  #define XVID_CSP_ABGR     (1<< 7) /* 32-bit abgr packed */
108  #define XVID_CSP_RGB555     10  /* 16-bit rgb555 packed */  #define XVID_CSP_RGBA     (1<< 8) /* 32-bit rgba packed */
109  #define XVID_CSP_RGB565     11  /* 16-bit rgb565 packed */  #define XVID_CSP_ARGB     (1<<15) /* 32-bit argb packed */
110  #define XVID_CSP_SLICE          12      /* decoder only: 4:2:0 planar, per slice rendering */  #define XVID_CSP_BGR      (1<< 9) /* 24-bit bgr packed */
111  #define XVID_CSP_INTERNAL       13      /* decoder only: 4:2:0 planar, returns ptrs to internal buffers */  #define XVID_CSP_RGB555   (1<<10) /* 16-bit rgb555 packed */
112  #define XVID_CSP_NULL           14      /* decoder only: dont output anything */  #define XVID_CSP_RGB565   (1<<11) /* 16-bit rgb565 packed */
113  #define XVID_CSP_VFLIP  0x80000000      /* vertical flip mask */  #define XVID_CSP_SLICE    (1<<12) /* decoder only: 4:2:0 planar, per slice rendering */
114    #define XVID_CSP_INTERNAL (1<<13) /* decoder only: 4:2:0 planar, returns ptrs to internal buffers */
115    #define XVID_CSP_NULL     (1<<14) /* decoder only: dont output anything */
116    #define XVID_CSP_VFLIP    (1<<31) /* vertical flip mask */
117    
118  /* xvid_image_t  /* xvid_image_t
119          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 124 
124          int stride[4];                  /* [in] image stride; "bytes per row"*/          int stride[4];                  /* [in] image stride; "bytes per row"*/
125  } xvid_image_t;  } xvid_image_t;
126    
127    /* video-object-sequence profiles */
128    #define XVID_PROFILE_S_L0    0x08 /* simple */
129    #define XVID_PROFILE_S_L1    0x01
130    #define XVID_PROFILE_S_L2    0x02
131    #define XVID_PROFILE_S_L3    0x03
132    #define XVID_PROFILE_ARTS_L1 0x91 /* advanced realtime simple */
133    #define XVID_PROFILE_ARTS_L2 0x92
134    #define XVID_PROFILE_ARTS_L3 0x93
135    #define XVID_PROFILE_ARTS_L4 0x94
136    #define XVID_PROFILE_AS_L0   0xf0 /* advanced simple */
137    #define XVID_PROFILE_AS_L1   0xf1
138    #define XVID_PROFILE_AS_L2   0xf2
139    #define XVID_PROFILE_AS_L3   0xf3
140    #define XVID_PROFILE_AS_L4   0xf4
141    
142  /* aspect ratios */  /* aspect ratios */
143  #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 */
144  #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) */
145  #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) */
146  #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 156 
156  #define XVID_TYPE_BVOP          3               /* bidirectionally encoded */  #define XVID_TYPE_BVOP          3               /* bidirectionally encoded */
157  #define XVID_TYPE_SVOP          4               /* predicted+sprite frame */  #define XVID_TYPE_SVOP          4               /* predicted+sprite frame */
158    
159    
160  /*****************************************************************************  /*****************************************************************************
161   * xvid_global()   * xvid_global()
162   ****************************************************************************/   ****************************************************************************/
163    
164  /* cpu_flags definitions */  /* cpu_flags definitions (make sure to sync this with cpuid.asm for ia32) */
165    
166  #define XVID_CPU_FORCE      0x80000000  /* force passed cpu flags */  #define XVID_CPU_FORCE    (1<<31) /* force passed cpu flags */
167  #define XVID_CPU_ASM        0x00000080  /* native assembly */  #define XVID_CPU_ASM      (1<< 7) /* native assembly */
168  /* ARCH_IS_IA32 */  /* ARCH_IS_IA32 */
169  #define XVID_CPU_MMX        0x00000001   /* mmx      : pentiumMMX,k6 */  #define XVID_CPU_MMX      (1<< 0) /*       mmx : pentiumMMX,k6 */
170  #define XVID_CPU_MMXEXT     0x00000002   /* mmx-ext  : pentium2, athlon */  #define XVID_CPU_MMXEXT   (1<< 1) /*   mmx-ext : pentium2, athlon */
171  #define XVID_CPU_SSE        0x00000004   /* sse      : pentium3, athlonXP */  #define XVID_CPU_SSE      (1<< 2) /*       sse : pentium3, athlonXP */
172  #define XVID_CPU_SSE2       0x00000008   /* sse2     : pentium4, athlon64 */  #define XVID_CPU_SSE2     (1<< 3) /*      sse2 : pentium4, athlon64 */
173  #define XVID_CPU_3DNOW      0x00000010   /* 3dnow    : k6-2 */  #define XVID_CPU_SSE3     (1<< 8) /*      sse3 : pentium4, athlon64 */
174  #define XVID_CPU_3DNOWEXT   0x00000020   /* 3dnow-ext: athlon */  #define XVID_CPU_SSE41    (1<< 9) /*      sse41: penryn */
175  #define XVID_CPU_TSC        0x00000040   /* timestamp counter */  #define XVID_CPU_3DNOW    (1<< 4) /*     3dnow : k6-2 */
176    #define XVID_CPU_3DNOWEXT (1<< 5) /* 3dnow-ext : athlon */
177    #define XVID_CPU_TSC      (1<< 6) /*       tsc : Pentium */
178  /* ARCH_IS_PPC */  /* ARCH_IS_PPC */
179  #define XVID_CPU_ALTIVEC    0x00000001   /* altivec */  #define XVID_CPU_ALTIVEC  (1<< 0) /* altivec */
180    
181    
182    #define XVID_DEBUG_ERROR     (1<< 0)
183    #define XVID_DEBUG_STARTCODE (1<< 1)
184    #define XVID_DEBUG_HEADER    (1<< 2)
185    #define XVID_DEBUG_TIMECODE  (1<< 3)
186    #define XVID_DEBUG_MB        (1<< 4)
187    #define XVID_DEBUG_COEFF     (1<< 5)
188    #define XVID_DEBUG_MV        (1<< 6)
189    #define XVID_DEBUG_RC        (1<< 7)
190    #define XVID_DEBUG_DEBUG     (1<<31)
191    
192  /* XVID_GBL_INIT param1 */  /* XVID_GBL_INIT param1 */
193  typedef struct {  typedef struct {
194          int version;          int version;
195          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 */
196                                                                          XVID_CPU_FORCE|{cpu features} = force cpu features */          int debug;     /* [in:opt] debug level */
197  } xvid_gbl_init_t;  } xvid_gbl_init_t;
198    
199    
# Line 167  Line 202 
202          int version;          int version;
203          int actual_version;             /* [out]        returns the actual xvidcore version */          int actual_version;             /* [out]        returns the actual xvidcore version */
204          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 */
205          int cpu_flags;                  /* [out]        detected cpu features */          unsigned int cpu_flags;      /* [out] detected cpu features */
206          int num_threads;                /* [out]        detected number of cpus/threads */          int num_threads;                /* [out]        detected number of cpus/threads */
207  } xvid_gbl_info_t;  } xvid_gbl_info_t;
208    
# Line 186  Line 221 
221  #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) */
222  #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 */
223  #define XVID_GBL_CONVERT        2       /* colorspace conversion utility */  #define XVID_GBL_CONVERT        2       /* colorspace conversion utility */
 #define XVID_GBL_TEST           3       /* testing.. */  
224    
225  int xvid_global(void *handle, int opt, void *param1, void *param2);  extern int xvid_global(void *handle, int opt, void *param1, void *param2);
226    
227    
228  /*****************************************************************************  /*****************************************************************************
# Line 199  Line 233 
233  #define XVID_DEC_DESTROY        1       /* destroy decore instance: return 0 on success */  #define XVID_DEC_DESTROY        1       /* destroy decore instance: return 0 on success */
234  #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 */
235    
236  int xvid_decore(void *handle, int opt, void *param1, void *param2);  extern int xvid_decore(void *handle, int opt, void *param1, void *param2);
237    
238  /* XVID_DEC_CREATE param 1  /* XVID_DEC_CREATE param 1
239          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 248 
248    
249  /* XVID_DEC_DECODE param1 */  /* XVID_DEC_DECODE param1 */
250  /* general flags */  /* general flags */
251  #define XVID_LOWDELAY           0x00000001      /* lowdelay mode  */  #define XVID_LOWDELAY      (1<<0) /* lowdelay mode  */
252  #define XVID_DISCONTINUITY      0x00000002      /* indicates break in stream */  #define XVID_DISCONTINUITY (1<<1) /* indicates break in stream */
253    #define XVID_DEBLOCKY      (1<<2) /* perform luma deblocking */
254    #define XVID_DEBLOCKUV     (1<<3) /* perform chroma deblocking */
255    #define XVID_FILMEFFECT    (1<<4) /* adds film grain */
256    #define XVID_DERINGUV      (1<<5) /* perform chroma deringing, requires deblocking to work */
257    #define XVID_DERINGY       (1<<6) /* perform luma deringing, requires deblocking to work */
258    
259    #define XVID_DEC_FAST      (1<<29) /* disable postprocessing to decrease cpu usage *todo* */
260    #define XVID_DEC_DROP      (1<<30) /* drop bframes to decrease cpu usage *todo* */
261    #define XVID_DEC_PREROLL   (1<<31) /* decode as fast as you can, don't even show output *todo* */
262    
263  typedef struct {  typedef struct {
264          int version;          int version;
# Line 223  Line 266 
266          void *bitstream;                /* [in] bitstream (read from)*/          void *bitstream;                /* [in] bitstream (read from)*/
267          int length;                             /* [in] bitstream length */          int length;                             /* [in] bitstream length */
268          xvid_image_t output;    /* [in] output image (written to) */          xvid_image_t output;    /* [in] output image (written to) */
269  }  /* ------- v1.1.x ------- */
270  xvid_dec_frame_t;          int brightness;          /* [in]         brightness offset (0=none) */
271    } xvid_dec_frame_t;
272    
273    
274  /* XVID_DEC_DECODE param2 :: optional */  /* XVID_DEC_DECODE param2 :: optional */
275  typedef struct  typedef struct
276  {  {
277          int version;          int version;
278    
279          int type;                               /* [out]        output data type */          int type;                               /* [out]        output data type */
280          union {          union {
281                  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 239  Line 284 
284                          int time_increment;     /* [out]        time increment */                          int time_increment;     /* [out]        time increment */
285    
286                          /* XXX: external deblocking stuff */                          /* XXX: external deblocking stuff */
287                          unsigned char * qscale; /* [out]        pointer to quantizer table */                          int * qscale;       /* [out] pointer to quantizer table */
288                          int qscale_stride;              /* [out]        quantizer scale stride */                          int qscale_stride;              /* [out]        quantizer scale stride */
289    
290                  } vop;                  } vop;
# Line 247  Line 292 
292                          int general;            /* [out]        flags */                          int general;            /* [out]        flags */
293                          int width;                      /* [out]        width */                          int width;                      /* [out]        width */
294                          int height;                     /* [out]        height */                          int height;                     /* [out]        height */
295                          int par;                        /* [out]        picture aspect ratio (refer to XVID_PAR_xxx above) */                          int par;            /* [out] pixel aspect ratio (refer to XVID_PAR_xxx above) */
296                          int par_width;          /* [out]        aspect ratio width */                          int par_width;      /* [out] aspect ratio width  [1..255] */
297                          int par_height;         /* [out]        aspect ratio height */                          int par_height;     /* [out] aspect ratio height [1..255] */
298                  } vol;                  } vol;
299          } data;          } data;
300  } xvid_dec_stats_t;  } xvid_dec_stats_t;
301    
302    #define XVID_ZONE_QUANT  (1<<0)
303    #define XVID_ZONE_WEIGHT (1<<1)
304    
305    typedef struct
306    {
307            int frame;
308            int mode;
309            int increment;
310            int base;
311    } xvid_enc_zone_t;
312    
313    
314    /*----------------------------------------------------------------------------
315     * xvid_enc_stats_t structure
316     *
317     * Used in:
318     *  - xvid_plg_data_t structure
319     *  - optional parameter in xvid_encore() function
320     *
321     * .coding_type = XVID_TYPE_NOTHING if the stats are not given
322     *--------------------------------------------------------------------------*/
323    
324    typedef struct {
325            int version;
326    
327            /* encoding parameters */
328            int type;      /* [out] coding type */
329            int quant;     /* [out] frame quantizer */
330            int vol_flags; /* [out] vol flags (see above) */
331            int vop_flags; /* [out] vop flags (see above) */
332    
333            /* bitrate */
334            int length;    /* [out] frame length */
335    
336            int hlength;   /* [out] header length (bytes) */
337            int kblks;     /* [out] number of blocks compressed as Intra */
338            int mblks;     /* [out] number of blocks compressed as Inter */
339            int ublks;     /* [out] number of blocks marked as not_coded */
340    
341            int sse_y;     /* [out] Y plane's sse */
342            int sse_u;     /* [out] U plane's sse */
343            int sse_v;     /* [out] V plane's sse */
344    } xvid_enc_stats_t;
345    
346  /*****************************************************************************  /*****************************************************************************
347    xvid plugin system -- internals    xvid plugin system -- internals
# Line 264  Line 352 
352    xvidcore will call XVID_PLG_DESTROY during XVID_ENC_DESTROY    xvidcore will call XVID_PLG_DESTROY during XVID_ENC_DESTROY
353   ****************************************************************************/   ****************************************************************************/
354    
355  #define XVID_PLG_CREATE     0  
356  #define XVID_PLG_DESTROY    1  #define XVID_PLG_CREATE  (1<<0)
357  #define XVID_PLG_INFO       2  #define XVID_PLG_DESTROY (1<<1)
358  #define XVID_PLG_BEFORE     3  #define XVID_PLG_INFO    (1<<2)
359  #define XVID_PLG_AFTER      4  #define XVID_PLG_BEFORE  (1<<3)
360    #define XVID_PLG_FRAME   (1<<4)
361    #define XVID_PLG_AFTER   (1<<5)
362    
363  /* xvid_plg_info_t.flags */  /* xvid_plg_info_t.flags */
364  #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 */
365  #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*/
366    #define XVID_REQDQUANTS  (1<<2) /* plugin requires access to the dquant table */
367    #define XVID_REQLAMBDA   (1<<3) /* plugin requires access to the lambda table */
368    
369    
370  typedef struct  typedef struct
371  {  {
372      int version;      int version;
373      int flags;              /* plugin flags */          int flags;   /* [in:opt] plugin flags */
374  } xvid_plg_info_t;  } xvid_plg_info_t;
375    
376    
# Line 286  Line 378 
378  {  {
379      int version;      int version;
380    
381      int width, height;          int num_zones;           /* [out] */
382          int fincr, fbase;          xvid_enc_zone_t * zones; /* [out] */
383    
384      void * param;          int width;               /* [out] */
385            int height;              /* [out] */
386            int mb_width;            /* [out] */
387            int mb_height;           /* [out] */
388            int fincr;               /* [out] */
389            int fbase;               /* [out] */
390    
391            void * param;            /* [out] */
392  } xvid_plg_create_t;  } xvid_plg_create_t;
393    
394    
# Line 297  Line 396 
396  {  {
397      int version;      int version;
398    
399            int num_frames; /* [out] total frame encoded */
400    } xvid_plg_destroy_t;
401    
402    typedef struct
403    {
404            int version;
405    
406            xvid_enc_zone_t * zone; /* [out] current zone */
407    
408      int width;              /* [out] */      int width;              /* [out] */
409      int height;             /* [out] */      int height;             /* [out] */
410            int mb_width;           /* [out] */
411            int mb_height;          /* [out] */
412          int fincr;              /* [out] */          int fincr;              /* [out] */
413      int fbase;              /* [out] */      int fbase;              /* [out] */
414    
415            int min_quant[3];       /* [out] */
416            int max_quant[3];       /* [out] */
417    
418      xvid_image_t reference; /* [out] -> [out] */      xvid_image_t reference; /* [out] -> [out] */
419      xvid_image_t current;   /* [out] -> [in,out] */      xvid_image_t current;   /* [out] -> [in,out] */
420      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 310  Line 423 
423      int type;               /* [in,out] */      int type;               /* [in,out] */
424      int quant;              /* [in,out] */      int quant;              /* [in,out] */
425    
426      unsigned char * qscale;     /* [in,out]     pointer to quantizer table */          int * dquant;           /* [in,out]     pointer to diff quantizer table */
427          int qscale_stride;              /* [in,out]     quantizer scale stride */          int dquant_stride;      /* [in,out]     diff quantizer stride */
428    
429      int vop_flags;          /* [in,out] */      int vop_flags;          /* [in,out] */
430      int vol_flags;          /* [in,out] */      int vol_flags;          /* [in,out] */
431      int motion_flags;       /* [in,out] */      int motion_flags;       /* [in,out] */
432    
433            /* Lambda table for HVSPlugins */
434            float * lambda;         /* [in,out] six floats for each macroblock. read, multiply, write back */
435    
436    /* Deprecated, use the stats field instead.
437     * Will disapear before 1.0 */
438      int length;                 /* [out] after: length of encoded frame */      int length;                 /* [out] after: length of encoded frame */
439      int kblks, mblks, ublks;    /* [out] after: */          int kblks;              /* [out] number of blocks compressed as Intra */
440      int sse_y, sse_u, sse_v;    /* [out] */          int mblks;              /* [out] number of blocks compressed as Inter */
441  } xvid_plg_data_t;          int ublks;              /* [out] number of blocks marked not_coded */
442            int sse_y;              /* [out] Y plane's sse */
443            int sse_u;              /* [out] U plane's sse */
444            int sse_v;              /* [out] V plane's sse */
445    /* End of duplicated data, kept only for binary compatibility */
446    
447            int bquant_ratio;       /* [in] */
448            int bquant_offset;      /* [in] */
449    
450            xvid_enc_stats_t stats; /* [out] frame statistics */
451    } xvid_plg_data_t;
452    
453  /*****************************************************************************  /*****************************************************************************
454    xvid plugin system -- external    xvid plugin system -- external
# Line 351  Line 478 
478      void * param;      void * param;
479  } xvid_enc_plugin_t;  } xvid_enc_plugin_t;
480    
 xvid_plugin_func xvid_plugin_psnr;  /* stdout psnr calculator */  
 xvid_plugin_func xvid_plugin_dump;  /* dump before and after yuvpgms */  
481    
482    extern xvid_plugin_func xvid_plugin_single;   /* single-pass rate control */
483    extern xvid_plugin_func xvid_plugin_2pass1;   /* two-pass rate control: first pass */
484    extern xvid_plugin_func xvid_plugin_2pass2;   /* two-pass rate control: second pass */
485    
486    extern xvid_plugin_func xvid_plugin_lumimasking;  /* lumimasking */
487    
488    extern xvid_plugin_func xvid_plugin_psnr;       /* write psnr values to stdout */
489    extern xvid_plugin_func xvid_plugin_dump;       /* dump before and after yuvpgms */
490    
491    extern xvid_plugin_func xvid_plugin_ssim;       /*write ssim values to stdout*/
492    
493    
494    /* single pass rate control
495     * CBR and Constant quantizer modes */
496    typedef struct
497    {
498            int version;
499    
500            int bitrate;               /* [in] bits per second */
501            int reaction_delay_factor; /* [in] */
502            int averaging_period;      /* [in] */
503            int buffer;                /* [in] */
504    } xvid_plugin_single_t;
505    
506    
507    typedef struct {
508            int version;
509    
510            char * filename;
511    } xvid_plugin_2pass1_t;
512    
513    
514    #define XVID_PAYBACK_BIAS 0 /* payback with bias */
515    #define XVID_PAYBACK_PROP 1 /* payback proportionally */
516    
517    typedef struct {
518            int version;
519    
520            int bitrate;                  /* [in] target bitrate (bits per second) */
521            char * filename;              /* [in] first pass stats filename */
522    
523            int keyframe_boost;           /* [in] keyframe boost percentage: [0..100] */
524            int curve_compression_high;   /* [in] percentage of compression performed on the high part of the curve (above average) */
525            int curve_compression_low;    /* [in] percentage of compression performed on the low  part of the curve (below average) */
526            int overflow_control_strength;/* [in] Payback delay expressed in number of frames */
527            int max_overflow_improvement; /* [in] percentage of allowed range for a frame that gets bigger because of overflow bonus */
528            int max_overflow_degradation; /* [in] percentage of allowed range for a frame that gets smaller because of overflow penalty */
529    
530            int kfreduction;              /* [in] maximum bitrate reduction applied to an iframe under the kfthreshold distance limit */
531            int kfthreshold;              /* [in] if an iframe is closer to the next iframe than this distance, a quantity of bits
532                                                                       *      is substracted from its bit allocation. The reduction is computed as multiples of
533                                                                       *      kfreduction/kthreshold. It reaches kfreduction when the distance == kfthreshold,
534                                                                       *      0 for 1<distance<kfthreshold */
535    
536            int container_frame_overhead; /* [in] How many bytes the controller has to compensate per frame due to container format overhead */
537    
538    /* ------- v1.1.x ------- */
539            int vbv_size;                 /* [in] buffer size (bits) */
540            int vbv_initial;              /* [in] initial buffer occupancy (bits) */
541            int vbv_maxrate;              /* [in] max processing bitrate (bits per second) */
542            int vbv_peakrate;             /* [in:opt] max average bitrate over 3 seconds (bits per second) */
543    
544    }xvid_plugin_2pass2_t;
545    
546    
547    typedef struct{
548            /*stat output*/
549            int b_printstat;
550            char* stat_path;
551    
552            /*visualize*/
553            int b_visualize;
554    
555            /*accuracy 0 very accurate 4 very fast*/
556            int acc;
557    
558        int cpu_flags; /* XVID_CPU_XXX flags */
559    
560    } xvid_plugin_ssim_t;
561    
562  /*****************************************************************************  /*****************************************************************************
563   * xvid_encore()   *                             ENCODER API
564   ****************************************************************************/   ****************************************************************************/
565    
566  /* Encoder options */  /*----------------------------------------------------------------------------
567     * Encoder operations
568     *--------------------------------------------------------------------------*/
569    
570  #define XVID_ENC_CREATE     0   /* create encoder instance; returns 0 on success */  #define XVID_ENC_CREATE     0   /* create encoder instance; returns 0 on success */
571  #define XVID_ENC_DESTROY        1       /* destroy encoder instance; returns 0 on success */  #define XVID_ENC_DESTROY        1       /* destroy encoder instance; returns 0 on success */
572  #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
573                                                                          0 means this frame should not be written (ie. encoder lag) */                              * 0 means this frame should not be written (ie. encoder lag) */
574    
 int xvid_encore(void *handle, int opt, void *param1, void *param2);  
575    
576    /*----------------------------------------------------------------------------
577     * Encoder entry point
578     *--------------------------------------------------------------------------*/
579    
580  /* global flags  */  extern int xvid_encore(void *handle, int opt, void *param1, void *param2);
581  typedef enum  
582  {  /* Quick API reference
583      XVID_PACKED                 = 0x00000001,   /* packed bitstream */   *
584      XVID_CLOSED_GOP             = 0x00000002,   /* closed_gop:  was DX50BVOP dx50 bvop compatibility */   * XVID_ENC_CREATE operation
585      XVID_EXTRASTATS_ENABLE  = 0x00000004   *  - handle: ignored
586  /*define XVID_VOL_AT_IVOP       0x00000008       write vol at every ivop: WIN32/divx compatibility */   *  - opt: XVID_ENC_CREATE
587  /*define XVID_FORCE_VOL         0x00000008       XXX: when vol-based parameters are changed, insert an ivop NOT recommended */   *  - param1: address of a xvid_enc_create_t structure
588  } xvid_global_t;   *  - param2: ignored
589     *
590     * XVID_ENC_ENCODE operation
591  /* XVID_ENC_ENCODE param1 */   *  - handle: an instance returned by a CREATE op
592  /* vol-based flags */   *  - opt: XVID_ENC_ENCODE
593  typedef enum {   *  - param1: address of a xvid_enc_frame_t structure
594      XVID_MPEGQUANT          = 0x00000001,   *  - param2: address of a xvid_enc_stats_t structure (optional)
595      XVID_EXTRASTATS         = 0x00000002,   *            its return value is asynchronous to what is written to the buffer
596      XVID_QUARTERPEL             = 0x00000004,   /* enable quarterpel: frames will encoded as quarterpel */   *            depending on the delay introduced by bvop use. It's display
597      XVID_GMC                        = 0x00000008,       /* enable GMC; frames will be checked for gmc suitability */   *            ordered.
598      XVID_REDUCED_ENABLE     = 0x00000010,       /* enable reduced resolution vops: frames will be checked for rrv suitability */   *
599      XVID_INTERLACING        = 0x00000400, /* enable interlaced encoding */   * XVID_ENC_DESTROY operation
600  } xvid_vol_t;   *  - handle: an instance returned by a CREATE op
601     *  - opt: XVID_ENC_DESTROY
602     *  - param1: ignored
603  /* vop-based flags */   *  - param2: ignored
604  typedef enum {   */
     XVID_DEBUG              = 0x00000001,  
   
     XVID_HALFPEL            = 0x00000004, /* use halfpel interpolation */  
     XVID_INTER4V            = 0x00000008,  
     XVID_LUMIMASKING        = 0x00000010,  
   
     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;  
605    
606    
607  /* XVID_ENC_CREATE param1 */  /*----------------------------------------------------------------------------
608     * "Global" flags
609     *
610     * These flags are used for xvid_enc_create_t->global field during instance
611     * creation (operation XVID_ENC_CREATE)
612     *--------------------------------------------------------------------------*/
613    
614    #define XVID_GLOBAL_PACKED            (1<<0) /* packed bitstream */
615    #define XVID_GLOBAL_CLOSED_GOP        (1<<1) /* closed_gop:     was DX50BVOP dx50 bvop compatibility */
616    #define XVID_GLOBAL_EXTRASTATS_ENABLE (1<<2)
617    #if 0
618    #define XVID_GLOBAL_VOL_AT_IVOP       (1<<3) /* write vol at every ivop: WIN32/divx compatibility */
619    #define XVID_GLOBAL_FORCE_VOL         (1<<4) /* when vol-based parameters are changed, insert an ivop NOT recommended */
620    #endif
621    #define XVID_GLOBAL_DIVX5_USERDATA    (1<<5) /* write divx5 userdata string
622                                                    this is implied if XVID_GLOBAL_PACKED is set */
623    
624    /*----------------------------------------------------------------------------
625     * "VOL" flags
626     *
627     * These flags are used for xvid_enc_frame_t->vol_flags field during frame
628     * encoding (operation XVID_ENC_ENCODE)
629     *--------------------------------------------------------------------------*/
630    
631    #define XVID_VOL_MPEGQUANT      (1<<0) /* enable MPEG type quantization */
632    #define XVID_VOL_EXTRASTATS     (1<<1) /* enable plane sse stats */
633    #define XVID_VOL_QUARTERPEL     (1<<2) /* enable quarterpel: frames will encoded as quarterpel */
634    #define XVID_VOL_GMC            (1<<3) /* enable GMC; frames will be checked for gmc suitability */
635    #define XVID_VOL_REDUCED_ENABLE (1<<4) /* enable reduced resolution vops: frames will be checked for rrv suitability */
636                                                                               /* NOTE:  the reduced resolution feature is not supported anymore. This flag will have no effect! */
637    #define XVID_VOL_INTERLACING    (1<<5) /* enable interlaced encoding */
638    
639    
640    /*----------------------------------------------------------------------------
641     * "VOP" flags
642     *
643     * These flags are used for xvid_enc_frame_t->vop_flags field during frame
644     * encoding (operation XVID_ENC_ENCODE)
645     *--------------------------------------------------------------------------*/
646    
647    /* Always valid */
648    #define XVID_VOP_DEBUG                (1<< 0) /* print debug messages in frames */
649    #define XVID_VOP_HALFPEL              (1<< 1) /* use halfpel interpolation */
650    #define XVID_VOP_INTER4V              (1<< 2) /* use 4 motion vectors per MB */
651    #define XVID_VOP_TRELLISQUANT         (1<< 3) /* use trellis based R-D "optimal" quantization */
652    #define XVID_VOP_CHROMAOPT            (1<< 4) /* enable chroma optimization pre-filter */
653    #define XVID_VOP_CARTOON              (1<< 5) /* use 'cartoon mode' */
654    #define XVID_VOP_GREYSCALE            (1<< 6) /* enable greyscale only mode (even for  color input material chroma is ignored) */
655    #define XVID_VOP_HQACPRED             (1<< 7) /* high quality ac prediction */
656    #define XVID_VOP_MODEDECISION_RD      (1<< 8) /* enable DCT-ME and use it for mode decision */
657    #define XVID_VOP_FAST_MODEDECISION_RD (1<<12) /* use simplified R-D mode decision */
658    #define XVID_VOP_RD_BVOP              (1<<13) /* enable rate-distortion mode decision in b-frames */
659    
660    /* Only valid for vol_flags|=XVID_VOL_INTERLACING */
661    #define XVID_VOP_TOPFIELDFIRST        (1<< 9) /* set top-field-first flag  */
662    #define XVID_VOP_ALTERNATESCAN        (1<<10) /* set alternate vertical scan flag */
663    
664    /* only valid for vol_flags|=XVID_VOL_REDUCED_ENABLED */
665    #define XVID_VOP_REDUCED              (1<<11) /* reduced resolution vop */
666                                                                                              /* NOTE: reduced resolution feature is not supported anymore. This flag will have no effect! */
667    
668    /*----------------------------------------------------------------------------
669     * "Motion" flags
670     *
671     * These flags are used for xvid_enc_frame_t->motion field during frame
672     * encoding (operation XVID_ENC_ENCODE)
673     *--------------------------------------------------------------------------*/
674    
675    /* Motion Estimation Search Patterns */
676    #define XVID_ME_ADVANCEDDIAMOND16     (1<< 0) /* use advdiamonds instead of diamonds as search pattern */
677    #define XVID_ME_ADVANCEDDIAMOND8      (1<< 1) /* use advdiamond for XVID_ME_EXTSEARCH8 */
678    #define XVID_ME_USESQUARES16          (1<< 2) /* use squares instead of diamonds as search pattern */
679    #define XVID_ME_USESQUARES8           (1<< 3) /* use square for XVID_ME_EXTSEARCH8 */
680    
681    /* SAD operator based flags */
682    #define XVID_ME_HALFPELREFINE16       (1<< 4)
683    #define XVID_ME_HALFPELREFINE8        (1<< 6)
684    #define XVID_ME_QUARTERPELREFINE16    (1<< 7)
685    #define XVID_ME_QUARTERPELREFINE8     (1<< 8)
686    #define XVID_ME_GME_REFINE            (1<< 9)
687    #define XVID_ME_EXTSEARCH16           (1<<10) /* extend PMV by more searches */
688    #define XVID_ME_EXTSEARCH8            (1<<11) /* use diamond/square for extended 8x8 search */
689    #define XVID_ME_CHROMA_PVOP           (1<<12) /* also use chroma for P_VOP/S_VOP ME */
690    #define XVID_ME_CHROMA_BVOP           (1<<13) /* also use chroma for B_VOP ME */
691    #define XVID_ME_FASTREFINE16          (1<<25) /* use low-complexity refinement functions */
692    #define XVID_ME_FASTREFINE8           (1<<29) /* low-complexity 8x8 sub-block refinement */
693    
694    /* Rate Distortion based flags
695     * Valid when XVID_VOP_MODEDECISION_RD is enabled */
696    #define XVID_ME_HALFPELREFINE16_RD    (1<<14) /* perform RD-based halfpel refinement */
697    #define XVID_ME_HALFPELREFINE8_RD     (1<<15) /* perform RD-based halfpel refinement for 8x8 mode */
698    #define XVID_ME_QUARTERPELREFINE16_RD (1<<16) /* perform RD-based qpel refinement */
699    #define XVID_ME_QUARTERPELREFINE8_RD  (1<<17) /* perform RD-based qpel refinement for 8x8 mode */
700    #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 */
701    #define XVID_ME_CHECKPREDICTION_RD    (1<<19) /* always check vector equal to prediction */
702    
703    /* Other */
704    #define XVID_ME_DETECT_STATIC_MOTION  (1<<24) /* speed-up ME by detecting stationary scenes */
705    #define XVID_ME_SKIP_DELTASEARCH      (1<<26) /* speed-up by skipping b-frame delta search */
706    #define XVID_ME_FAST_MODEINTERPOLATE  (1<<27) /* speed-up by partly skipping interpolate mode */
707    #define XVID_ME_BFRAME_EARLYSTOP      (1<<28) /* speed-up by early exiting b-search */
708    
709    /* Unused */
710    #define XVID_ME_UNRESTRICTED16        (1<<20) /* unrestricted ME, not implemented */
711    #define XVID_ME_OVERLAPPING16         (1<<21) /* overlapping ME, not implemented */
712    #define XVID_ME_UNRESTRICTED8         (1<<22) /* unrestricted ME, not implemented */
713    #define XVID_ME_OVERLAPPING8          (1<<23) /* overlapping ME, not implemented */
714    
715    
716    /*----------------------------------------------------------------------------
717     * xvid_enc_create_t structure definition
718     *
719     * This structure is passed as param1 during an instance creation (operation
720     * XVID_ENC_CREATE)
721     *--------------------------------------------------------------------------*/
722    
723  typedef struct {  typedef struct {
724          int version;          int version;
725    
726            int profile;                 /* [in] profile@level; refer to XVID_PROFILE_xxx */
727          int width;                              /* [in]         frame dimensions; width, pixel units */          int width;                              /* [in]         frame dimensions; width, pixel units */
728          int height;                             /* [in]         frame dimensions; height, pixel units */          int height;                             /* [in]         frame dimensions; height, pixel units */
729    
730            int num_zones;               /* [in:opt] number of bitrate zones */
731            xvid_enc_zone_t * zones;     /*          ^^ zone array */
732    
733      int num_plugins;        /* [in:opt] number of plugins */      int num_plugins;        /* [in:opt] number of plugins */
734      xvid_enc_plugin_t * plugins; /*        ^^ plugin array */      xvid_enc_plugin_t * plugins; /*        ^^ plugin array */
735    
736          int num_threads;                /* [in:opt]     number of threads */          int num_threads;                /* [in:opt]     number of threads */
737          int max_bframes;                /* [in:opt] max sequential bframes (0=disable bframes) */          int max_bframes;                /* [in:opt] max sequential bframes (0=disable bframes) */
738    
739          xvid_global_t global;   /* [in:opt] global flags; controls encoding behavior */          int global;                  /* [in:opt] global flags; controls encoding behavior */
740    
741  /* --- vol-based stuff; included here for conveinience */          /* --- vol-based stuff; included here for convenience */
742          int fincr;                              /* [in:opt] framerate increment; set to zero for variable framerate */          int fincr;                              /* [in:opt] framerate increment; set to zero for variable framerate */
743          int fbase;                              /* [in] framerate base          int fbase;                   /* [in] framerate base frame_duration = fincr/fbase seconds*/
744                                                                                  frame_duration = fincr/fbase seconds*/      /* ---------------------------------------------- */
 /* ^^^---------------------------------------------- */  
745    
746            /* --- vop-based; included here for convenience */
 /* ---vop-based; included here for conveienience */  
747          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? */  
748    
749          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 */
750    
751          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 */
752          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 */
753    
754  /* ^^^ -------------------------------------------------------------------------*/          int min_quant[3];            /* [in:opt] */
755            int max_quant[3];            /* [in:opt] */
756            /* ---------------------------------------------- */
757    
758          void *handle;                   /* [out] encoder instance handle */          void *handle;                   /* [out] encoder instance handle */
759  }  } xvid_enc_create_t;
 xvid_enc_create_t;  
760    
761    
762  typedef struct {  /*----------------------------------------------------------------------------
763          int version;   * xvid_enc_frame_t structure definition
764          int type;                               /* [in] rate control type: XVID_RC_xxx */   *
765     * This structure is passed as param1 during a frame encoding (operation
766          /* common stuff */   * XVID_ENC_ENCODE)
767          int min_iquant;         /* [in:opt] ivop quantizer upper/lower limit */   *--------------------------------------------------------------------------*/
768          int max_iquant;         /* [in:opt] */  
769          int min_pquant;         /* [in:opt] psvop quantizer upper/lower limit */  /* out value for the frame structure->type field
770          int max_pquant;         /* [in:opt]  */   * unlike stats output in param2, this field is not asynchronous and tells
771          int min_bquant;         /* [in:opt] bvop quantizer upper/lower limit */   * the client app, if the frame written into the stream buffer is an ivop
772          int max_bquant;         /* [in:opt] */   * usually used for indexing purpose in the container */
773    #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  
774    
775    /* The structure */
776  typedef struct {  typedef struct {
777          int version;          int version;
778    
779  /* --- VOL related stuff; unless XVID_FORCEVOL is set, the encoder will not react to any          /* VOL related stuff
780                  changes here until the next VOL (keyframe). */           * unless XVID_FORCEVOL is set, the encoder will not react to any changes
781          xvid_vol_t vol_flags;                   /* [in] vol flags */           * here until the next VOL (keyframe). */
782          unsigned char *  
783                  quant_intra_matrix;     /* [in:opt] custom intra qmatrix */          int vol_flags;                     /* [in] vol flags */
784          unsigned char *          unsigned char *quant_intra_matrix; /* [in:opt] custom intra qmatrix */
785                  quant_inter_matrix;     /* [in:opt] custom inter qmatrix */          unsigned char *quant_inter_matrix; /* [in:opt] custom inter qmatrix */
786    
787          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) */
788          int par_width;                  /* [in:opt] aspect ratio width */          int par_width;                  /* [in:opt] aspect ratio width */
789          int par_height;                 /* [in:opt] aspect ratio height */          int par_height;                 /* [in:opt] aspect ratio height */
 /* ^^^----------------------------------------------------------------------------------*/  
790    
791      int fincr;                          /* framerate increment, for variable framerate only */          /* Other fields that can change on a frame base */
792          xvid_vop_t vop_flags;                   /* [in] (general)vop-based flags */  
793          xvid_motion_t motion;                           /* [in] ME options */          int fincr;                         /* [in:opt] framerate increment, for variable framerate only */
794            int vop_flags;                     /* [in] (general)vop-based flags */
795            int motion;                        /* [in] ME options */
796    
797          xvid_image_t input;     /* [in] input image (read from) */          xvid_image_t input;     /* [in] input image (read from) */
798    
799          int type;                               /* [in:opt] coding type */          int type;                               /* [in:opt] coding type */
800          int quant;                              /* [in] frame quantizer; if <=0, automatatic (ratecontrol) */          int quant;                         /* [in] frame quantizer; if <=0, automatic (ratecontrol) */
801          int bquant;                             /* [in:opt] bframe quantizer; if <=0, automatic*/          int bframe_threshold;
802    
803          void *bitstream;                /* [in:opt] bitstream ptr (written to)*/          void *bitstream;                /* [in:opt] bitstream ptr (written to)*/
804          int length;                             /* [in:opt] bitstream length (bytes) */          int length;                             /* [in:opt] bitstream length (bytes) */
805    
806          int out_flags;                          /* [out] bitstream output flags */          int out_flags;                          /* [out] bitstream output flags */
807  }  } 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;  
808    
809  #ifdef __cplusplus  #ifdef __cplusplus
810  }  }
811  #endif  #endif
812    
   
813  #endif  #endif
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