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revision 1.27.2.12, Wed Mar 26 11:01:03 2003 UTC revision 1.63.2.3, Mon May 25 08:09:23 2009 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,-127,0)  #define XVID_VERSION             XVID_MAKE_VERSION(1,2,2)
61  #define XVID_UNSTABLE  #define XVID_API                 XVID_MAKE_API(4, 2)
62    
63  /* Bitstream Version  /* Bitstream Version
64   * this will be writen into the bitstream to allow easy detection of xvid   * this will be writen into the bitstream to allow easy detection of xvid
# Line 67  Line 71 
71   * 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
72   * future   * future
73   */   */
74  #define XVID_BS_VERSION "0009"  #define XVID_BS_VERSION 50
   
75    
76  /*****************************************************************************  /*****************************************************************************
77   * error codes   * error codes
# Line 90  Line 93 
93    
94  /* colorspace values */  /* colorspace values */
95    
96  #define XVID_CSP_USER           0       /* 4:2:0 planar */  #define XVID_CSP_PLANAR   (1<< 0) /* 4:2:0 planar (==I420, except for pointers/strides) */
97  #define XVID_CSP_I420           1       /* 4:2:0 packed(planar win32) */  #define XVID_CSP_USER     XVID_CSP_PLANAR
98  #define XVID_CSP_YV12           2       /* 4:2:0 packed(planar win32) */  #define XVID_CSP_I420     (1<< 1) /* 4:2:0 planar */
99  #define XVID_CSP_YUY2           3       /* 4:2:2 packed */  #define XVID_CSP_YV12     (1<< 2) /* 4:2:0 planar */
100  #define XVID_CSP_UYVY           4       /* 4:2:2 packed */  #define XVID_CSP_YUY2     (1<< 3) /* 4:2:2 packed */
101  #define XVID_CSP_YVYU           5       /* 4:2:2 packed */  #define XVID_CSP_UYVY     (1<< 4) /* 4:2:2 packed */
102  #define XVID_CSP_BGRA           6       /* 32-bit bgra packed */  #define XVID_CSP_YVYU     (1<< 5) /* 4:2:2 packed */
103  #define XVID_CSP_ABGR           7       /* 32-bit abgr packed */  #define XVID_CSP_RGB      (1<<16) /* 24-bit rgb packed */
104  #define XVID_CSP_RGBA           8       /* 32-bit rgba packed */  #define XVID_CSP_BGRA     (1<< 6) /* 32-bit bgra packed */
105  #define XVID_CSP_BGR            9       /* 32-bit bgr packed */  #define XVID_CSP_ABGR     (1<< 7) /* 32-bit abgr packed */
106  #define XVID_CSP_RGB555     10  /* 16-bit rgb555 packed */  #define XVID_CSP_RGBA     (1<< 8) /* 32-bit rgba packed */
107  #define XVID_CSP_RGB565     11  /* 16-bit rgb565 packed */  #define XVID_CSP_ARGB     (1<<15) /* 32-bit argb packed */
108  #define XVID_CSP_SLICE          12      /* decoder only: 4:2:0 planar, per slice rendering */  #define XVID_CSP_BGR      (1<< 9) /* 24-bit bgr packed */
109  #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 */
110  #define XVID_CSP_NULL           14      /* decoder only: dont output anything */  #define XVID_CSP_RGB565   (1<<11) /* 16-bit rgb565 packed */
111  #define XVID_CSP_VFLIP  0x80000000      /* vertical flip mask */  #define XVID_CSP_SLICE    (1<<12) /* decoder only: 4:2:0 planar, per slice rendering */
112    #define XVID_CSP_INTERNAL (1<<13) /* decoder only: 4:2:0 planar, returns ptrs to internal buffers */
113    #define XVID_CSP_NULL     (1<<14) /* decoder only: dont output anything */
114    #define XVID_CSP_VFLIP    (1<<31) /* vertical flip mask */
115    
116  /* xvid_image_t  /* xvid_image_t
117          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 122 
122          int stride[4];                  /* [in] image stride; "bytes per row"*/          int stride[4];                  /* [in] image stride; "bytes per row"*/
123  } xvid_image_t;  } xvid_image_t;
124    
125    /* video-object-sequence profiles */
126    #define XVID_PROFILE_S_L0    0x08 /* simple */
127    #define XVID_PROFILE_S_L1    0x01
128    #define XVID_PROFILE_S_L2    0x02
129    #define XVID_PROFILE_S_L3    0x03
130    #define XVID_PROFILE_ARTS_L1 0x91 /* advanced realtime simple */
131    #define XVID_PROFILE_ARTS_L2 0x92
132    #define XVID_PROFILE_ARTS_L3 0x93
133    #define XVID_PROFILE_ARTS_L4 0x94
134    #define XVID_PROFILE_AS_L0   0xf0 /* advanced simple */
135    #define XVID_PROFILE_AS_L1   0xf1
136    #define XVID_PROFILE_AS_L2   0xf2
137    #define XVID_PROFILE_AS_L3   0xf3
138    #define XVID_PROFILE_AS_L4   0xf4
139    
140  /* aspect ratios */  /* aspect ratios */
141  #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 */
142  #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) */
143  #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) */
144  #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 154 
154  #define XVID_TYPE_BVOP          3               /* bidirectionally encoded */  #define XVID_TYPE_BVOP          3               /* bidirectionally encoded */
155  #define XVID_TYPE_SVOP          4               /* predicted+sprite frame */  #define XVID_TYPE_SVOP          4               /* predicted+sprite frame */
156    
157    
158  /*****************************************************************************  /*****************************************************************************
159   * xvid_global()   * xvid_global()
160   ****************************************************************************/   ****************************************************************************/
161    
162  /* cpu_flags definitions */  /* cpu_flags definitions (make sure to sync this with cpuid.asm for ia32) */
163    
164  #define XVID_CPU_FORCE      0x80000000  /* force passed cpu flags */  #define XVID_CPU_FORCE    (1<<31) /* force passed cpu flags */
165  #define XVID_CPU_ASM        0x00000080  /* native assembly */  #define XVID_CPU_ASM      (1<< 7) /* native assembly */
166  /* ARCH_IS_IA32 */  /* ARCH_IS_IA32 */
167  #define XVID_CPU_MMX        0x00000001   /* mmx      : pentiumMMX,k6 */  #define XVID_CPU_MMX      (1<< 0) /*       mmx : pentiumMMX,k6 */
168  #define XVID_CPU_MMXEXT     0x00000002   /* mmx-ext  : pentium2, athlon */  #define XVID_CPU_MMXEXT   (1<< 1) /*   mmx-ext : pentium2, athlon */
169  #define XVID_CPU_SSE        0x00000004   /* sse      : pentium3, athlonXP */  #define XVID_CPU_SSE      (1<< 2) /*       sse : pentium3, athlonXP */
170  #define XVID_CPU_SSE2       0x00000008   /* sse2     : pentium4, athlon64 */  #define XVID_CPU_SSE2     (1<< 3) /*      sse2 : pentium4, athlon64 */
171  #define XVID_CPU_3DNOW      0x00000010   /* 3dnow    : k6-2 */  #define XVID_CPU_SSE3     (1<< 8) /*      sse3 : pentium4, athlon64 */
172  #define XVID_CPU_3DNOWEXT   0x00000020   /* 3dnow-ext: athlon */  #define XVID_CPU_SSE41    (1<< 9) /*      sse41: penryn */
173  #define XVID_CPU_TSC        0x00000040   /* timestamp counter */  #define XVID_CPU_3DNOW    (1<< 4) /*     3dnow : k6-2 */
174    #define XVID_CPU_3DNOWEXT (1<< 5) /* 3dnow-ext : athlon */
175    #define XVID_CPU_TSC      (1<< 6) /*       tsc : Pentium */
176  /* ARCH_IS_PPC */  /* ARCH_IS_PPC */
177  #define XVID_CPU_ALTIVEC    0x00000001   /* altivec */  #define XVID_CPU_ALTIVEC  (1<< 0) /* altivec */
178    
179    
180    #define XVID_DEBUG_ERROR     (1<< 0)
181    #define XVID_DEBUG_STARTCODE (1<< 1)
182    #define XVID_DEBUG_HEADER    (1<< 2)
183    #define XVID_DEBUG_TIMECODE  (1<< 3)
184    #define XVID_DEBUG_MB        (1<< 4)
185    #define XVID_DEBUG_COEFF     (1<< 5)
186    #define XVID_DEBUG_MV        (1<< 6)
187    #define XVID_DEBUG_RC        (1<< 7)
188    #define XVID_DEBUG_DEBUG     (1<<31)
189    
190  /* XVID_GBL_INIT param1 */  /* XVID_GBL_INIT param1 */
191  typedef struct {  typedef struct {
192          int version;          int version;
193          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 */
194                                                                          XVID_CPU_FORCE|{cpu features} = force cpu features */          int debug;     /* [in:opt] debug level */
195  } xvid_gbl_init_t;  } xvid_gbl_init_t;
196    
197    
# Line 167  Line 200 
200          int version;          int version;
201          int actual_version;             /* [out]        returns the actual xvidcore version */          int actual_version;             /* [out]        returns the actual xvidcore version */
202          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 */
203          int cpu_flags;                  /* [out]        detected cpu features */          unsigned int cpu_flags;      /* [out] detected cpu features */
204          int num_threads;                /* [out]        detected number of cpus/threads */          int num_threads;                /* [out]        detected number of cpus/threads */
205  } xvid_gbl_info_t;  } xvid_gbl_info_t;
206    
# Line 186  Line 219 
219  #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) */
220  #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 */
221  #define XVID_GBL_CONVERT        2       /* colorspace conversion utility */  #define XVID_GBL_CONVERT        2       /* colorspace conversion utility */
 #define XVID_GBL_TEST           3       /* testing.. */  
222    
223  int xvid_global(void *handle, int opt, void *param1, void *param2);  extern int xvid_global(void *handle, int opt, void *param1, void *param2);
224    
225    
226  /*****************************************************************************  /*****************************************************************************
# Line 199  Line 231 
231  #define XVID_DEC_DESTROY        1       /* destroy decore instance: return 0 on success */  #define XVID_DEC_DESTROY        1       /* destroy decore instance: return 0 on success */
232  #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 */
233    
234  int xvid_decore(void *handle, int opt, void *param1, void *param2);  extern int xvid_decore(void *handle, int opt, void *param1, void *param2);
235    
236  /* XVID_DEC_CREATE param 1  /* XVID_DEC_CREATE param 1
237          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 246 
246    
247  /* XVID_DEC_DECODE param1 */  /* XVID_DEC_DECODE param1 */
248  /* general flags */  /* general flags */
249  #define XVID_LOWDELAY           0x00000001      /* lowdelay mode  */  #define XVID_LOWDELAY      (1<<0) /* lowdelay mode  */
250  #define XVID_DISCONTINUITY      0x00000002      /* indicates break in stream */  #define XVID_DISCONTINUITY (1<<1) /* indicates break in stream */
251    #define XVID_DEBLOCKY      (1<<2) /* perform luma deblocking */
252    #define XVID_DEBLOCKUV     (1<<3) /* perform chroma deblocking */
253    #define XVID_FILMEFFECT    (1<<4) /* adds film grain */
254    #define XVID_DERINGUV      (1<<5) /* perform chroma deringing, requires deblocking to work */
255    #define XVID_DERINGY       (1<<6) /* perform luma deringing, requires deblocking to work */
256    
257    #define XVID_DEC_FAST      (1<<29) /* disable postprocessing to decrease cpu usage *todo* */
258    #define XVID_DEC_DROP      (1<<30) /* drop bframes to decrease cpu usage *todo* */
259    #define XVID_DEC_PREROLL   (1<<31) /* decode as fast as you can, don't even show output *todo* */
260    
261  typedef struct {  typedef struct {
262          int version;          int version;
# Line 223  Line 264 
264          void *bitstream;                /* [in] bitstream (read from)*/          void *bitstream;                /* [in] bitstream (read from)*/
265          int length;                             /* [in] bitstream length */          int length;                             /* [in] bitstream length */
266          xvid_image_t output;    /* [in] output image (written to) */          xvid_image_t output;    /* [in] output image (written to) */
267  }  /* ------- v1.1.x ------- */
268  xvid_dec_frame_t;          int brightness;          /* [in]         brightness offset (0=none) */
269    } xvid_dec_frame_t;
270    
271    
272  /* XVID_DEC_DECODE param2 :: optional */  /* XVID_DEC_DECODE param2 :: optional */
273  typedef struct  typedef struct
274  {  {
275          int version;          int version;
276    
277          int type;                               /* [out]        output data type */          int type;                               /* [out]        output data type */
278          union {          union {
279                  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 290 
290                          int general;            /* [out]        flags */                          int general;            /* [out]        flags */
291                          int width;                      /* [out]        width */                          int width;                      /* [out]        width */
292                          int height;                     /* [out]        height */                          int height;                     /* [out]        height */
293                          int par;                        /* [out]        picture aspect ratio (refer to XVID_PAR_xxx above) */                          int par;            /* [out] pixel aspect ratio (refer to XVID_PAR_xxx above) */
294                          int par_width;          /* [out]        aspect ratio width */                          int par_width;      /* [out] aspect ratio width  [1..255] */
295                          int par_height;         /* [out]        aspect ratio height */                          int par_height;     /* [out] aspect ratio height [1..255] */
296                  } vol;                  } vol;
297          } data;          } data;
298  } xvid_dec_stats_t;  } xvid_dec_stats_t;
299    
300    #define XVID_ZONE_QUANT  (1<<0)
301    #define XVID_ZONE_WEIGHT (1<<1)
302    
303    typedef struct
304    {
305            int frame;
306            int mode;
307            int increment;
308            int base;
309    } xvid_enc_zone_t;
310    
311    
312    /*----------------------------------------------------------------------------
313     * xvid_enc_stats_t structure
314     *
315     * Used in:
316     *  - xvid_plg_data_t structure
317     *  - optional parameter in xvid_encore() function
318     *
319     * .coding_type = XVID_TYPE_NOTHING if the stats are not given
320     *--------------------------------------------------------------------------*/
321    
322    typedef struct {
323            int version;
324    
325            /* encoding parameters */
326            int type;      /* [out] coding type */
327            int quant;     /* [out] frame quantizer */
328            int vol_flags; /* [out] vol flags (see above) */
329            int vop_flags; /* [out] vop flags (see above) */
330    
331            /* bitrate */
332            int length;    /* [out] frame length */
333    
334            int hlength;   /* [out] header length (bytes) */
335            int kblks;     /* [out] number of blocks compressed as Intra */
336            int mblks;     /* [out] number of blocks compressed as Inter */
337            int ublks;     /* [out] number of blocks marked as not_coded */
338    
339            int sse_y;     /* [out] Y plane's sse */
340            int sse_u;     /* [out] U plane's sse */
341            int sse_v;     /* [out] V plane's sse */
342    } xvid_enc_stats_t;
343    
344  /*****************************************************************************  /*****************************************************************************
345    xvid plugin system -- internals    xvid plugin system -- internals
# Line 264  Line 350 
350    xvidcore will call XVID_PLG_DESTROY during XVID_ENC_DESTROY    xvidcore will call XVID_PLG_DESTROY during XVID_ENC_DESTROY
351   ****************************************************************************/   ****************************************************************************/
352    
353  #define XVID_PLG_CREATE     0  
354  #define XVID_PLG_DESTROY    1  #define XVID_PLG_CREATE  (1<<0)
355  #define XVID_PLG_INFO       2  #define XVID_PLG_DESTROY (1<<1)
356  #define XVID_PLG_BEFORE     3  #define XVID_PLG_INFO    (1<<2)
357  #define XVID_PLG_AFTER      4  #define XVID_PLG_BEFORE  (1<<3)
358    #define XVID_PLG_FRAME   (1<<4)
359    #define XVID_PLG_AFTER   (1<<5)
360    
361  /* xvid_plg_info_t.flags */  /* xvid_plg_info_t.flags */
362  #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 */
363  #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*/
364  #define XVID_REQDQUANTS      3  /* plugin requires access to the dquant table */  #define XVID_REQDQUANTS  (1<<2) /* plugin requires access to the dquant table */
365    #define XVID_REQLAMBDA   (1<<3) /* plugin requires access to the lambda table */
366    
367    
368  typedef struct  typedef struct
369  {  {
370      int version;      int version;
371      int flags;              /* plugin flags */          int flags;   /* [in:opt] plugin flags */
372  } xvid_plg_info_t;  } xvid_plg_info_t;
373    
374    
# Line 287  Line 376 
376  {  {
377      int version;      int version;
378    
379      int width;          int num_zones;           /* [out] */
380      int height;          xvid_enc_zone_t * zones; /* [out] */
     int mb_width;  
     int mb_height;  
         int fincr;  
     int fbase;  
381    
382      void * param;          int width;               /* [out] */
383            int height;              /* [out] */
384            int mb_width;            /* [out] */
385            int mb_height;           /* [out] */
386            int fincr;               /* [out] */
387            int fbase;               /* [out] */
388    
389            void * param;            /* [out] */
390  } xvid_plg_create_t;  } xvid_plg_create_t;
391    
392    
# Line 302  Line 394 
394  {  {
395      int version;      int version;
396    
397      int num_frames;          /* [out] totlal frame encoded */          int num_frames; /* [out] total frame encoded */
398  } xvid_plg_destroy_t;  } xvid_plg_destroy_t;
399    
   
400  typedef struct  typedef struct
401  {  {
402      int version;      int version;
403    
404            xvid_enc_zone_t * zone; /* [out] current zone */
405    
406      int width;              /* [out] */      int width;              /* [out] */
407      int height;             /* [out] */      int height;             /* [out] */
408      int mb_width;           /* [out] */      int mb_width;           /* [out] */
# Line 317  Line 410 
410          int fincr;              /* [out] */          int fincr;              /* [out] */
411      int fbase;              /* [out] */      int fbase;              /* [out] */
412    
413            int min_quant[3];       /* [out] */
414            int max_quant[3];       /* [out] */
415    
416      xvid_image_t reference; /* [out] -> [out] */      xvid_image_t reference; /* [out] -> [out] */
417      xvid_image_t current;   /* [out] -> [in,out] */      xvid_image_t current;   /* [out] -> [in,out] */
418      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 332  Line 428 
428      int vol_flags;          /* [in,out] */      int vol_flags;          /* [in,out] */
429      int motion_flags;       /* [in,out] */      int motion_flags;       /* [in,out] */
430    
431            /* Lambda table for HVSPlugins */
432            float * lambda;         /* [in,out] six floats for each macroblock. read, multiply, write back */
433    
434    /* Deprecated, use the stats field instead.
435     * Will disapear before 1.0 */
436      int length;                 /* [out] after: length of encoded frame */      int length;                 /* [out] after: length of encoded frame */
437      int kblks, mblks, ublks;    /* [out] after: */          int kblks;              /* [out] number of blocks compressed as Intra */
438      int sse_y, sse_u, sse_v;    /* [out] */          int mblks;              /* [out] number of blocks compressed as Inter */
439  } xvid_plg_data_t;          int ublks;              /* [out] number of blocks marked not_coded */
440            int sse_y;              /* [out] Y plane's sse */
441            int sse_u;              /* [out] U plane's sse */
442            int sse_v;              /* [out] V plane's sse */
443    /* End of duplicated data, kept only for binary compatibility */
444    
445            int bquant_ratio;       /* [in] */
446            int bquant_offset;      /* [in] */
447    
448            xvid_enc_stats_t stats; /* [out] frame statistics */
449    } xvid_plg_data_t;
450    
451  /*****************************************************************************  /*****************************************************************************
452    xvid plugin system -- external    xvid plugin system -- external
# Line 367  Line 477 
477  } xvid_enc_plugin_t;  } xvid_enc_plugin_t;
478    
479    
480    extern xvid_plugin_func xvid_plugin_single;   /* single-pass rate control */
481    extern xvid_plugin_func xvid_plugin_2pass1;   /* two-pass rate control: first pass */
482    extern xvid_plugin_func xvid_plugin_2pass2;   /* two-pass rate control: second pass */
483    
484  xvid_plugin_func xvid_plugin_fixed;   /* fixed quantizer control */  extern xvid_plugin_func xvid_plugin_lumimasking;  /* lumimasking */
 xvid_plugin_func xvid_plugin_cbr;   /* constant bitrate control */  
 xvid_plugin_func xvid_plugin_2pass1;   /* 2pass rate control: first pass */  
 xvid_plugin_func xvid_plugin_2pass2;   /* 2pass rate control: second pass */  
485    
486  xvid_plugin_func xvid_plugin_lumimasking;  /* lumimasking */  extern xvid_plugin_func xvid_plugin_psnr;       /* write psnr values to stdout */
487    extern xvid_plugin_func xvid_plugin_dump;       /* dump before and after yuvpgms */
488    
489  xvid_plugin_func xvid_plugin_psnr;  /* write psnr values to stdout */  extern xvid_plugin_func xvid_plugin_ssim;       /*write ssim values to stdout*/
 xvid_plugin_func xvid_plugin_dump;  /* dump before and after yuvpgms */  
490    
491    
492    /* single pass rate control
493     * CBR and Constant quantizer modes */
494  typedef struct  typedef struct
495  {  {
496      int version;      int version;
     int quant_increment;  
     int quant_base;  
 } xvid_plugin_fixed_t;  
   
497    
498  typedef struct          int bitrate;               /* [in] bits per second */
499  {          int reaction_delay_factor; /* [in] */
500      int version;          int averaging_period;      /* [in] */
501      int bitrate;          int buffer;                /* [in] */
502      int max_quantizer;  } xvid_plugin_single_t;
     int min_quantizer;  
     int reaction_delay_factor;  
     int averaging_period;  
     int buffer;  
 } xvid_plugin_cbr_t;  
503    
504    
505  typedef struct {  typedef struct {
506      int version;      int version;
507    
508      char * filename;      char * filename;
509  } xvid_plugin_2pass1_t;  } xvid_plugin_2pass1_t;
510    
511    
 #define XVID_CURVE_COSINE   0   /* low aggressiveness */  
 #define XVID_CURVE_LINEAR   1   /* medium aggressiveness */  
 #define XVID_CURVE_SINE     2   /* high aggressiveness */  
   
512  #define XVID_PAYBACK_BIAS   0   /* payback with bias */  #define XVID_PAYBACK_BIAS   0   /* payback with bias */
513  #define XVID_PAYBACK_PROP   1   /* payback proportionally */  #define XVID_PAYBACK_PROP   1   /* payback proportionally */
514    
515  typedef struct {  typedef struct {
516      int version;      int version;
     char * filename1;  
     char * filename2;  
517    
518      int keyframe_boost;             /* keyframe boost percentage: [0..100...]; */          int bitrate;                  /* [in] target bitrate (bits per second) */
519      int payback_method;          char * filename;              /* [in] first pass stats filename */
520      int bitrate_payback_delay;  
521      int curve_compression_high;          int keyframe_boost;           /* [in] keyframe boost percentage: [0..100] */
522      int curve_compression_low;          int curve_compression_high;   /* [in] percentage of compression performed on the high part of the curve (above average) */
523      int max_overflow_improvement;          int curve_compression_low;    /* [in] percentage of compression performed on the low  part of the curve (below average) */
524      int max_overflow_degradation;          int overflow_control_strength;/* [in] Payback delay expressed in number of frames */
525      int min_quant[3];          int max_overflow_improvement; /* [in] percentage of allowed range for a frame that gets bigger because of overflow bonus */
526      int max_quant[3];          int max_overflow_degradation; /* [in] percentage of allowed range for a frame that gets smaller because of overflow penalty */
527    
528      int use_alt_curve;          int kfreduction;              /* [in] maximum bitrate reduction applied to an iframe under the kfthreshold distance limit */
529          int alt_curve_high_dist;          int kfthreshold;              /* [in] if an iframe is closer to the next iframe than this distance, a quantity of bits
530          int alt_curve_low_dist;                                                                     *      is substracted from its bit allocation. The reduction is computed as multiples of
531      int alt_curve_use_auto;                                                                     *      kfreduction/kthreshold. It reaches kfreduction when the distance == kfthreshold,
532          int alt_curve_auto_str;                                                                     *      0 for 1<distance<kfthreshold */
533          int alt_curve_type; /* XVID_CURVE_ */  
534          int alt_curve_min_rel_qual;          int container_frame_overhead; /* [in] How many bytes the controller has to compensate per frame due to container format overhead */
535          int alt_curve_use_auto_bonus_bias;  
536      int alt_curve_bonus_bias;  /* ------- v1.1.x ------- */
537            int vbv_size;                 /* [in] buffer size (bits) */
538      int kftreshold;          int vbv_initial;              /* [in] initial buffer occupancy (bits) */
539          int kfreduction;          int vbv_maxrate;              /* [in] max processing bitrate (bits per second) */
540      int min_key_interval;          int vbv_peakrate;             /* [in:opt] max average bitrate over 3 seconds (bits per second) */
541    
542  }xvid_plugin_2pass2_t;  }xvid_plugin_2pass2_t;
543    
544    
545    typedef struct{
546            /*stat output*/
547            int b_printstat;
548            char* stat_path;
549    
550            /*visualize*/
551            int b_visualize;
552    
553            /*accuracy 0 very accurate 4 very fast*/
554            int acc;
555    
556        int cpu_flags; /* XVID_CPU_XXX flags */
557    
558    } xvid_plugin_ssim_t;
559    
560  /*****************************************************************************  /*****************************************************************************
561   * xvid_encore()   *                             ENCODER API
562   ****************************************************************************/   ****************************************************************************/
563    
564  /* Encoder options */  /*----------------------------------------------------------------------------
565     * Encoder operations
566     *--------------------------------------------------------------------------*/
567    
568  #define XVID_ENC_CREATE     0   /* create encoder instance; returns 0 on success */  #define XVID_ENC_CREATE     0   /* create encoder instance; returns 0 on success */
569  #define XVID_ENC_DESTROY        1       /* destroy encoder instance; returns 0 on success */  #define XVID_ENC_DESTROY        1       /* destroy encoder instance; returns 0 on success */
570  #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
571                                                                          0 means this frame should not be written (ie. encoder lag) */                              * 0 means this frame should not be written (ie. encoder lag) */
572    
 int xvid_encore(void *handle, int opt, void *param1, void *param2);  
573    
574    /*----------------------------------------------------------------------------
575     * Encoder entry point
576     *--------------------------------------------------------------------------*/
577    
578  /* global flags  */  extern int xvid_encore(void *handle, int opt, void *param1, void *param2);
579  typedef enum  
580  {  /* Quick API reference
581      XVID_PACKED                 = 0x00000001,   /* packed bitstream */   *
582      XVID_CLOSED_GOP             = 0x00000002,   /* closed_gop:  was DX50BVOP dx50 bvop compatibility */   * XVID_ENC_CREATE operation
583      XVID_EXTRASTATS_ENABLE  = 0x00000004   *  - handle: ignored
584  /*define XVID_VOL_AT_IVOP       0x00000008       write vol at every ivop: WIN32/divx compatibility */   *  - opt: XVID_ENC_CREATE
585  /*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
586  } xvid_global_t;   *  - param2: ignored
587     *
588     * XVID_ENC_ENCODE operation
589  /* XVID_ENC_ENCODE param1 */   *  - handle: an instance returned by a CREATE op
590  /* vol-based flags */   *  - opt: XVID_ENC_ENCODE
591  typedef enum {   *  - param1: address of a xvid_enc_frame_t structure
592      XVID_MPEGQUANT          = 0x00000001,   *  - param2: address of a xvid_enc_stats_t structure (optional)
593      XVID_EXTRASTATS         = 0x00000002,   *            its return value is asynchronous to what is written to the buffer
594      XVID_QUARTERPEL             = 0x00000004,   /* enable quarterpel: frames will encoded as quarterpel */   *            depending on the delay introduced by bvop use. It's display
595      XVID_GMC                        = 0x00000008,       /* enable GMC; frames will be checked for gmc suitability */   *            ordered.
596      XVID_REDUCED_ENABLE     = 0x00000010,       /* enable reduced resolution vops: frames will be checked for rrv suitability */   *
597      XVID_INTERLACING        = 0x00000400, /* enable interlaced encoding */   * XVID_ENC_DESTROY operation
598  } xvid_vol_t;   *  - handle: an instance returned by a CREATE op
599     *  - opt: XVID_ENC_DESTROY
600     *  - param1: ignored
601  /* vop-based flags */   *  - param2: ignored
602  typedef enum {   */
603      XVID_DEBUG              = 0x00000001,  
604    
605      XVID_HALFPEL            = 0x00000004, /* use halfpel interpolation */  /*----------------------------------------------------------------------------
606      XVID_INTER4V            = 0x00000008,   * "Global" flags
607     *
608      XVID_CHROMAOPT          = 0x00000020, /* enable chroma optimization pre-filter */   * These flags are used for xvid_enc_create_t->global field during instance
609      XVID_GREYSCALE          = 0x00000040, /* enable greyscale only mode (even for   * creation (operation XVID_ENC_CREATE)
610                                                color input material chroma is ignored) */   *--------------------------------------------------------------------------*/
611      XVID_HQACPRED           = 0x00000080, /* 20030209: high quality ac prediction */  
612      XVID_MODEDECISION_BITS  = 0x00000100, /* enable DCT-ME and use it for mode decision */  #define XVID_GLOBAL_PACKED            (1<<0) /* packed bitstream */
613      XVID_DYNAMIC_BFRAMES    = 0x00000200,  #define XVID_GLOBAL_CLOSED_GOP        (1<<1) /* closed_gop:     was DX50BVOP dx50 bvop compatibility */
614    #define XVID_GLOBAL_EXTRASTATS_ENABLE (1<<2)
615          /* only valid for vol_flags|=XVID_INTERLACING */  #if 0
616      XVID_TOPFIELDFIRST      = 0x00000400, /* set top-field-first flag  */  #define XVID_GLOBAL_VOL_AT_IVOP       (1<<3) /* write vol at every ivop: WIN32/divx compatibility */
617      XVID_ALTERNATESCAN      = 0x00000800, /* set alternate vertical scan flag */  #define XVID_GLOBAL_FORCE_VOL         (1<<4) /* when vol-based parameters are changed, insert an ivop NOT recommended */
618    #endif
619      /* only valid for vol_flags|=XVID_REDUCED_ENABLED */  #define XVID_GLOBAL_DIVX5_USERDATA    (1<<5) /* write divx5 userdata string
620      XVID_REDUCED            = 0x00001000, /* reduced resolution vop */                                                  this is implied if XVID_GLOBAL_PACKED is set */
621  } xvid_vop_t;  
622    /*----------------------------------------------------------------------------
623     * "VOL" flags
624  typedef enum {   *
625      PMV_ADVANCEDDIAMOND16   = 0x00008000, /* use advdiamonds instead of diamonds as search pattern */   * These flags are used for xvid_enc_frame_t->vol_flags field during frame
626      PMV_USESQUARES16        = 0x00800000, /* use squares instead of diamonds as search pattern */   * encoding (operation XVID_ENC_ENCODE)
627     *--------------------------------------------------------------------------*/
628      PMV_HALFPELREFINE16     = 0x00020000,  
629      PMV_HALFPELREFINE8      = 0x02000000,  #define XVID_VOL_MPEGQUANT      (1<<0) /* enable MPEG type quantization */
630    #define XVID_VOL_EXTRASTATS     (1<<1) /* enable plane sse stats */
631      PMV_QUARTERPELREFINE16  = 0x00040000,  #define XVID_VOL_QUARTERPEL     (1<<2) /* enable quarterpel: frames will encoded as quarterpel */
632      PMV_QUARTERPELREFINE8   = 0x04000000,  #define XVID_VOL_GMC            (1<<3) /* enable GMC; frames will be checked for gmc suitability */
633    #define XVID_VOL_REDUCED_ENABLE (1<<4) /* enable reduced resolution vops: frames will be checked for rrv suitability */
634      PMV_EXTSEARCH16         = 0x00080000, /* extend PMV by more searches */                                                                             /* NOTE:  the reduced resolution feature is not supported anymore. This flag will have no effect! */
635    #define XVID_VOL_INTERLACING    (1<<5) /* enable interlaced encoding */
     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;  
636    
637    
638  /* XVID_ENC_CREATE param1 */  /*----------------------------------------------------------------------------
639     * "VOP" flags
640     *
641     * These flags are used for xvid_enc_frame_t->vop_flags field during frame
642     * encoding (operation XVID_ENC_ENCODE)
643     *--------------------------------------------------------------------------*/
644    
645    /* Always valid */
646    #define XVID_VOP_DEBUG                (1<< 0) /* print debug messages in frames */
647    #define XVID_VOP_HALFPEL              (1<< 1) /* use halfpel interpolation */
648    #define XVID_VOP_INTER4V              (1<< 2) /* use 4 motion vectors per MB */
649    #define XVID_VOP_TRELLISQUANT         (1<< 3) /* use trellis based R-D "optimal" quantization */
650    #define XVID_VOP_CHROMAOPT            (1<< 4) /* enable chroma optimization pre-filter */
651    #define XVID_VOP_CARTOON              (1<< 5) /* use 'cartoon mode' */
652    #define XVID_VOP_GREYSCALE            (1<< 6) /* enable greyscale only mode (even for  color input material chroma is ignored) */
653    #define XVID_VOP_HQACPRED             (1<< 7) /* high quality ac prediction */
654    #define XVID_VOP_MODEDECISION_RD      (1<< 8) /* enable DCT-ME and use it for mode decision */
655    #define XVID_VOP_FAST_MODEDECISION_RD (1<<12) /* use simplified R-D mode decision */
656    #define XVID_VOP_RD_BVOP              (1<<13) /* enable rate-distortion mode decision in b-frames */
657    
658    /* Only valid for vol_flags|=XVID_VOL_INTERLACING */
659    #define XVID_VOP_TOPFIELDFIRST        (1<< 9) /* set top-field-first flag  */
660    #define XVID_VOP_ALTERNATESCAN        (1<<10) /* set alternate vertical scan flag */
661    
662    /* only valid for vol_flags|=XVID_VOL_REDUCED_ENABLED */
663    #define XVID_VOP_REDUCED              (1<<11) /* reduced resolution vop */
664                                                                                              /* NOTE: reduced resolution feature is not supported anymore. This flag will have no effect! */
665    
666    /*----------------------------------------------------------------------------
667     * "Motion" flags
668     *
669     * These flags are used for xvid_enc_frame_t->motion field during frame
670     * encoding (operation XVID_ENC_ENCODE)
671     *--------------------------------------------------------------------------*/
672    
673    /* Motion Estimation Search Patterns */
674    #define XVID_ME_ADVANCEDDIAMOND16     (1<< 0) /* use advdiamonds instead of diamonds as search pattern */
675    #define XVID_ME_ADVANCEDDIAMOND8      (1<< 1) /* use advdiamond for XVID_ME_EXTSEARCH8 */
676    #define XVID_ME_USESQUARES16          (1<< 2) /* use squares instead of diamonds as search pattern */
677    #define XVID_ME_USESQUARES8           (1<< 3) /* use square for XVID_ME_EXTSEARCH8 */
678    
679    /* SAD operator based flags */
680    #define XVID_ME_HALFPELREFINE16       (1<< 4)
681    #define XVID_ME_HALFPELREFINE8        (1<< 6)
682    #define XVID_ME_QUARTERPELREFINE16    (1<< 7)
683    #define XVID_ME_QUARTERPELREFINE8     (1<< 8)
684    #define XVID_ME_GME_REFINE            (1<< 9)
685    #define XVID_ME_EXTSEARCH16           (1<<10) /* extend PMV by more searches */
686    #define XVID_ME_EXTSEARCH8            (1<<11) /* use diamond/square for extended 8x8 search */
687    #define XVID_ME_CHROMA_PVOP           (1<<12) /* also use chroma for P_VOP/S_VOP ME */
688    #define XVID_ME_CHROMA_BVOP           (1<<13) /* also use chroma for B_VOP ME */
689    #define XVID_ME_FASTREFINE16          (1<<25) /* use low-complexity refinement functions */
690    #define XVID_ME_FASTREFINE8           (1<<29) /* low-complexity 8x8 sub-block refinement */
691    
692    /* Rate Distortion based flags
693     * Valid when XVID_VOP_MODEDECISION_RD is enabled */
694    #define XVID_ME_HALFPELREFINE16_RD    (1<<14) /* perform RD-based halfpel refinement */
695    #define XVID_ME_HALFPELREFINE8_RD     (1<<15) /* perform RD-based halfpel refinement for 8x8 mode */
696    #define XVID_ME_QUARTERPELREFINE16_RD (1<<16) /* perform RD-based qpel refinement */
697    #define XVID_ME_QUARTERPELREFINE8_RD  (1<<17) /* perform RD-based qpel refinement for 8x8 mode */
698    #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 */
699    #define XVID_ME_CHECKPREDICTION_RD    (1<<19) /* always check vector equal to prediction */
700    
701    /* Other */
702    #define XVID_ME_DETECT_STATIC_MOTION  (1<<24) /* speed-up ME by detecting stationary scenes */
703    #define XVID_ME_SKIP_DELTASEARCH      (1<<26) /* speed-up by skipping b-frame delta search */
704    #define XVID_ME_FAST_MODEINTERPOLATE  (1<<27) /* speed-up by partly skipping interpolate mode */
705    #define XVID_ME_BFRAME_EARLYSTOP      (1<<28) /* speed-up by early exiting b-search */
706    
707    /* Unused */
708    #define XVID_ME_UNRESTRICTED16        (1<<20) /* unrestricted ME, not implemented */
709    #define XVID_ME_OVERLAPPING16         (1<<21) /* overlapping ME, not implemented */
710    #define XVID_ME_UNRESTRICTED8         (1<<22) /* unrestricted ME, not implemented */
711    #define XVID_ME_OVERLAPPING8          (1<<23) /* overlapping ME, not implemented */
712    
713    
714    /*----------------------------------------------------------------------------
715     * xvid_enc_create_t structure definition
716     *
717     * This structure is passed as param1 during an instance creation (operation
718     * XVID_ENC_CREATE)
719     *--------------------------------------------------------------------------*/
720    
721  typedef struct {  typedef struct {
722          int version;          int version;
723    
724            int profile;                 /* [in] profile@level; refer to XVID_PROFILE_xxx */
725          int width;                              /* [in]         frame dimensions; width, pixel units */          int width;                              /* [in]         frame dimensions; width, pixel units */
726          int height;                             /* [in]         frame dimensions; height, pixel units */          int height;                             /* [in]         frame dimensions; height, pixel units */
727    
728            int num_zones;               /* [in:opt] number of bitrate zones */
729            xvid_enc_zone_t * zones;     /*          ^^ zone array */
730    
731      int num_plugins;        /* [in:opt] number of plugins */      int num_plugins;        /* [in:opt] number of plugins */
732      xvid_enc_plugin_t * plugins; /*        ^^ plugin array */      xvid_enc_plugin_t * plugins; /*        ^^ plugin array */
733    
734          int num_threads;                /* [in:opt]     number of threads */          int num_threads;                /* [in:opt]     number of threads */
735          int max_bframes;                /* [in:opt] max sequential bframes (0=disable bframes) */          int max_bframes;                /* [in:opt] max sequential bframes (0=disable bframes) */
736    
737          xvid_global_t global;   /* [in:opt] global flags; controls encoding behavior */          int global;                  /* [in:opt] global flags; controls encoding behavior */
738    
739  /* --- vol-based stuff; included here for conveinience */          /* --- vol-based stuff; included here for convenience */
740          int fincr;                              /* [in:opt] framerate increment; set to zero for variable framerate */          int fincr;                              /* [in:opt] framerate increment; set to zero for variable framerate */
741          int fbase;                              /* [in] framerate base          int fbase;                   /* [in] framerate base frame_duration = fincr/fbase seconds*/
742                                                                                  frame_duration = fincr/fbase seconds*/      /* ---------------------------------------------- */
 /* ^^^---------------------------------------------- */  
743    
744            /* --- vop-based; included here for convenience */
 /* ---vop-based; included here for conveienience */  
745          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? */  
746    
747          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 */
748    
749          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 */
750          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 */
751    
752  /* ^^^ -------------------------------------------------------------------------*/          int min_quant[3];            /* [in:opt] */
753            int max_quant[3];            /* [in:opt] */
754            /* ---------------------------------------------- */
755    
756          void *handle;                   /* [out] encoder instance handle */          void *handle;                   /* [out] encoder instance handle */
757  }  } xvid_enc_create_t;
 xvid_enc_create_t;  
758    
759    
760  #define XVID_KEYFRAME   0x00000001  /*----------------------------------------------------------------------------
761     * xvid_enc_frame_t structure definition
762     *
763     * This structure is passed as param1 during a frame encoding (operation
764     * XVID_ENC_ENCODE)
765     *--------------------------------------------------------------------------*/
766    
767    /* out value for the frame structure->type field
768     * unlike stats output in param2, this field is not asynchronous and tells
769     * the client app, if the frame written into the stream buffer is an ivop
770     * usually used for indexing purpose in the container */
771    #define XVID_KEYFRAME (1<<1)
772    
773    /* The structure */
774  typedef struct {  typedef struct {
775          int version;          int version;
776    
777  /* --- VOL related stuff; unless XVID_FORCEVOL is set, the encoder will not react to any          /* VOL related stuff
778                  changes here until the next VOL (keyframe). */           * unless XVID_FORCEVOL is set, the encoder will not react to any changes
779          xvid_vol_t vol_flags;                   /* [in] vol flags */           * here until the next VOL (keyframe). */
         unsigned char *  
                 quant_intra_matrix;     /* [in:opt] custom intra qmatrix */  
         unsigned char *  
                 quant_inter_matrix;     /* [in:opt] custom inter qmatrix */  
780    
781          int par;                                /* [in:opt] picture aspect ratio (refer to XVID_PAR_xxx above) */          int vol_flags;                     /* [in] vol flags */
782            unsigned char *quant_intra_matrix; /* [in:opt] custom intra qmatrix */
783            unsigned char *quant_inter_matrix; /* [in:opt] custom inter qmatrix */
784    
785            int par;                           /* [in:opt] pixel aspect ratio (refer to XVID_PAR_xxx above) */
786          int par_width;                  /* [in:opt] aspect ratio width */          int par_width;                  /* [in:opt] aspect ratio width */
787          int par_height;                 /* [in:opt] aspect ratio height */          int par_height;                 /* [in:opt] aspect ratio height */
 /* ^^^----------------------------------------------------------------------------------*/  
788    
789      int fincr;                          /* framerate increment, for variable framerate only */          /* Other fields that can change on a frame base */
790          xvid_vop_t vop_flags;                   /* [in] (general)vop-based flags */  
791          xvid_motion_t motion;                           /* [in] ME options */          int fincr;                         /* [in:opt] framerate increment, for variable framerate only */
792            int vop_flags;                     /* [in] (general)vop-based flags */
793            int motion;                        /* [in] ME options */
794    
795          xvid_image_t input;     /* [in] input image (read from) */          xvid_image_t input;     /* [in] input image (read from) */
796    
797          int type;                               /* [in:opt] coding type */          int type;                               /* [in:opt] coding type */
798          int quant;                              /* [in] frame quantizer; if <=0, automatatic (ratecontrol) */          int quant;                         /* [in] frame quantizer; if <=0, automatic (ratecontrol) */
799            int bframe_threshold;
800    
801          void *bitstream;                /* [in:opt] bitstream ptr (written to)*/          void *bitstream;                /* [in:opt] bitstream ptr (written to)*/
802          int length;                             /* [in:opt] bitstream length (bytes) */          int length;                             /* [in:opt] bitstream length (bytes) */
803    
804          int out_flags;                          /* [out] bitstream output flags */          int out_flags;                          /* [out] bitstream output flags */
805  }  } 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;  
806    
807  #ifdef __cplusplus  #ifdef __cplusplus
808  }  }
809  #endif  #endif
810    
   
811  #endif  #endif

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