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revision 1.4, Sun Mar 17 13:00:50 2002 UTC revision 1.33.2.10, Sat Nov 2 16:11:07 2002 UTC
# Line 1  Line 1 
1  /**************************************************************************  /*****************************************************************************
2   *   *
3   *      XVID MPEG-4 VIDEO CODEC   *      XVID MPEG-4 VIDEO CODEC
4   *      native api   *  - Native API implementation  -
5   *   *
6   *      This program is an implementation of a part of one or more MPEG-4   *      This program is an implementation of a part of one or more MPEG-4
7   *      Video tools as specified in ISO/IEC 14496-2 standard.  Those intending   *      Video tools as specified in ISO/IEC 14496-2 standard.  Those intending
# Line 24  Line 24 
24   *   *
25   *      You should have received a copy of the GNU General Public License   *      You should have received a copy of the GNU General Public License
26   *      along with this program; if not, write to the Free Software   *      along with this program; if not, write to the Free Software
27   *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
28   *   *
29   *************************************************************************/   ****************************************************************************/
30    
31  /**************************************************************************  /*****************************************************************************
32   *   *
33   *      History:   *  History
34   *   *
35   *      17.03.2002      Added interpolate8x8_halfpel_hv_xmm   *      - 23.06.2002    added XVID_CPU_CHKONLY
36   *  22.12.2001  API change: added xvid_init() - Isibaar   *  - 17.03.2002        Added interpolate8x8_halfpel_hv_xmm
37   *      16.12.2001      inital version; (c)2001 peter ross <pross@cs.rmit.edu.au>   *  - 22.12.2001  API change: added xvid_init() - Isibaar
38     *  - 16.12.2001        inital version; (c)2001 peter ross <pross@cs.rmit.edu.au>
39   *   *
40   *************************************************************************/   *  $Id$
41     *
42     ****************************************************************************/
43    
44  #include "xvid.h"  #include "xvid.h"
45  #include "decoder.h"  #include "decoder.h"
# Line 48  Line 50 
50  #include "image/colorspace.h"  #include "image/colorspace.h"
51  #include "image/interpolate8x8.h"  #include "image/interpolate8x8.h"
52  #include "utils/mem_transfer.h"  #include "utils/mem_transfer.h"
53    #include "utils/mbfunctions.h"
54  #include "quant/quant_h263.h"  #include "quant/quant_h263.h"
55  #include "quant/quant_mpeg4.h"  #include "quant/quant_mpeg4.h"
56    #include "motion/motion.h"
57  #include "motion/sad.h"  #include "motion/sad.h"
58  #include "utils/emms.h"  #include "utils/emms.h"
59  #include "utils/timer.h"  #include "utils/timer.h"
60    #include "bitstream/mbcoding.h"
61    
62    #if defined(ARCH_X86) && defined(EXPERIMENTAL_SSE2_CODE)
63    
64    #ifdef WIN32
65    #include <windows.h>
66    #else
67    #include <signal.h>
68    #include <setjmp.h>
69    #endif
70    
71    
72    #ifndef WIN32
73    
74    static jmp_buf mark;
75    
76    static void
77    sigill_handler(int signal)
78    {
79       longjmp(mark, 1);
80    }
81    #endif
82    
83    
84    /*
85    calls the funcptr, and returns whether SIGILL (illegal instruction) was signalled
86    return values:
87    -1 : could not determine
88    0  : SIGILL was *not* signalled
89    1  : SIGILL was signalled
90    */
91    
92    int
93    sigill_check(void (*func)())
94    {
95    #ifdef WIN32
96            _try {
97                    func();
98            }
99            _except(EXCEPTION_EXECUTE_HANDLER) {
100    
101                    if (_exception_code() == STATUS_ILLEGAL_INSTRUCTION)
102                            return 1;
103            }
104            return 0;
105    #else
106        void * old_handler;
107        int jmpret;
108    
109    
110        old_handler = signal(SIGILL, sigill_handler);
111        if (old_handler == SIG_ERR)
112        {
113            return -1;
114        }
115    
116  int xvid_init(void *handle, int opt, void *param1, void *param2)      jmpret = setjmp(mark);
117        if (jmpret == 0)
118        {
119            func();
120        }
121    
122        signal(SIGILL, old_handler);
123    
124        return jmpret;
125    #endif
126    }
127    #endif
128    
129    /*****************************************************************************
130     * XviD Init Entry point
131     *
132     * Well this function initialize all internal function pointers according
133     * to the CPU features forced by the library client or autodetected (depending
134     * on the XVID_CPU_FORCE flag). It also initializes vlc coding tables and all
135     * image colorspace transformation tables.
136     *
137     * Returned value : XVID_ERR_OK
138     *                  + API_VERSION in the input XVID_INIT_PARAM structure
139     *                  + core build  "   "    "       "               "
140     *
141     ****************************************************************************/
142    
143    int
144    xvid_init(void *handle,
145                      int opt,
146                      void *param1,
147                      void *param2)
148  {  {
149          int cpu_flags;          int cpu_flags;
150          XVID_INIT_PARAM *init_param;          XVID_INIT_PARAM *init_param;
151    
152          init_param = (XVID_INIT_PARAM *) param1;          init_param = (XVID_INIT_PARAM *) param1;
153    
154          // force specific cpu settings?          /* Inform the client the API version */
155          if((init_param->cpu_flags & XVID_CPU_FORCE) > 0)          init_param->api_version = API_VERSION;
156    
157            /* Inform the client the core build - unused because we're still alpha */
158            init_param->core_build = 1000;
159    
160            /* Do we have to force CPU features  ? */
161            if ((init_param->cpu_flags & XVID_CPU_FORCE)) {
162    
163                  cpu_flags = init_param->cpu_flags;                  cpu_flags = init_param->cpu_flags;
         else {  
164    
165  #ifdef ARCH_X86          } else {
166    
167                  cpu_flags = check_cpu_features();                  cpu_flags = check_cpu_features();
168  #else  
169                  cpu_flags = 0;  #if defined(ARCH_X86) && defined(EXPERIMENTAL_SSE2_CODE)
170                    if ((cpu_flags & XVID_CPU_SSE) && sigill_check(sse_os_trigger))
171                            cpu_flags &= ~XVID_CPU_SSE;
172    
173                    if ((cpu_flags & XVID_CPU_SSE2) && sigill_check(sse2_os_trigger))
174                            cpu_flags &= ~XVID_CPU_SSE2;
175  #endif  #endif
176            }
177    
178            if ((init_param->cpu_flags & XVID_CPU_CHKONLY))
179            {
180                  init_param->cpu_flags = cpu_flags;                  init_param->cpu_flags = cpu_flags;
181                    return XVID_ERR_OK;
182          }          }
183    
184          // initialize the function pointers          init_param->cpu_flags = cpu_flags;
185    
186    
187            /* Initialize the function pointers */
188          idct_int32_init();          idct_int32_init();
189            init_vlc_tables();
190    
191            /* Fixed Point Forward/Inverse DCT transformations */
192          fdct = fdct_int32;          fdct = fdct_int32;
193          idct = idct_int32;          idct = idct_int32;
194    
195            /* Only needed on PPC Altivec archs */
196            sadInit = 0;
197    
198            /* Restore FPU context : emms_c is a nop functions */
199          emms = emms_c;          emms = emms_c;
200    
201            /* Quantization functions */
202          quant_intra = quant_intra_c;          quant_intra = quant_intra_c;
203          dequant_intra = dequant_intra_c;          dequant_intra = dequant_intra_c;
204          quant_inter = quant_inter_c;          quant_inter = quant_inter_c;
# Line 92  Line 209 
209          quant4_inter = quant4_inter_c;          quant4_inter = quant4_inter_c;
210          dequant4_inter = dequant4_inter_c;          dequant4_inter = dequant4_inter_c;
211    
212            /* Block transfer related functions */
213          transfer_8to16copy = transfer_8to16copy_c;          transfer_8to16copy = transfer_8to16copy_c;
214          transfer_16to8copy = transfer_16to8copy_c;          transfer_16to8copy = transfer_16to8copy_c;
215          transfer_8to16sub = transfer_8to16sub_c;          transfer_8to16sub = transfer_8to16sub_c;
216            transfer_8to16sub2 = transfer_8to16sub2_c;
217          transfer_16to8add = transfer_16to8add_c;          transfer_16to8add = transfer_16to8add_c;
218          transfer8x8_copy = transfer8x8_copy_c;          transfer8x8_copy = transfer8x8_copy_c;
219    
220            /* Interlacing functions */
221            MBFieldTest = MBFieldTest_c;
222    
223            /* Image interpolation related functions */
224          interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_c;          interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_c;
225          interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_c;          interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_c;
226          interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_c;          interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_c;
227    
228            interpolate16x16_lowpass_h = interpolate16x16_lowpass_h_c;
229            interpolate16x16_lowpass_v = interpolate16x16_lowpass_v_c;
230            interpolate16x16_lowpass_hv = interpolate16x16_lowpass_hv_c;
231    
232            interpolate8x8_lowpass_h = interpolate8x8_lowpass_h_c;
233            interpolate8x8_lowpass_v = interpolate8x8_lowpass_v_c;
234            interpolate8x8_lowpass_hv = interpolate8x8_lowpass_hv_c;
235    
236            interpolate8x8_6tap_lowpass_h = interpolate8x8_6tap_lowpass_h_c;
237            interpolate8x8_6tap_lowpass_v = interpolate8x8_6tap_lowpass_v_c;
238    
239            interpolate8x8_avg2 = interpolate8x8_avg2_c;
240            interpolate8x8_avg4 = interpolate8x8_avg4_c;
241    
242            /* Initialize internal colorspace transformation tables */
243          colorspace_init();          colorspace_init();
244    
245            /* All colorspace transformation functions User Format->YV12 */
246          rgb555_to_yv12 = rgb555_to_yv12_c;          rgb555_to_yv12 = rgb555_to_yv12_c;
247          rgb565_to_yv12 = rgb565_to_yv12_c;          rgb565_to_yv12 = rgb565_to_yv12_c;
248          rgb24_to_yv12 = rgb24_to_yv12_c;          rgb24_to_yv12 = rgb24_to_yv12_c;
# Line 112  Line 251 
251          yuyv_to_yv12 = yuyv_to_yv12_c;          yuyv_to_yv12 = yuyv_to_yv12_c;
252          uyvy_to_yv12 = uyvy_to_yv12_c;          uyvy_to_yv12 = uyvy_to_yv12_c;
253    
254            /* All colorspace transformation functions YV12->User format */
255          yv12_to_rgb555 = yv12_to_rgb555_c;          yv12_to_rgb555 = yv12_to_rgb555_c;
256          yv12_to_rgb565 = yv12_to_rgb565_c;          yv12_to_rgb565 = yv12_to_rgb565_c;
257          yv12_to_rgb24 = yv12_to_rgb24_c;          yv12_to_rgb24 = yv12_to_rgb24_c;
258          yv12_to_rgb32 = yv12_to_rgb32_c;          yv12_to_rgb32 = yv12_to_rgb32_c;
259            yv12_to_abgr  = yv12_to_abgr_c;
260            yv12_to_rgba  = yv12_to_rgba_c;
261          yv12_to_yuv = yv12_to_yuv_c;          yv12_to_yuv = yv12_to_yuv_c;
262          yv12_to_yuyv = yv12_to_yuyv_c;          yv12_to_yuyv = yv12_to_yuyv_c;
263          yv12_to_uyvy = yv12_to_uyvy_c;          yv12_to_uyvy = yv12_to_uyvy_c;
264    
265            /* Functions used in motion estimation algorithms */
266          calc_cbp = calc_cbp_c;          calc_cbp = calc_cbp_c;
267          sad16 = sad16_c;          sad16 = sad16_c;
268          sad8 = sad8_c;          sad8 = sad8_c;
269            sad16bi  = sad16bi_c;
270            sad8bi   = sad8bi_c;
271          dev16 = dev16_c;          dev16 = dev16_c;
272            sad16v   = sad16v_c;
273    
274    //      Halfpel8_Refine = Halfpel8_Refine_c;
275    
276  #ifdef ARCH_X86  #ifdef ARCH_X86
277          if((cpu_flags & XVID_CPU_MMX) > 0) {          if((cpu_flags & XVID_CPU_MMX) > 0) {
278    
279                    /* Forward and Inverse Discrete Cosine Transformation functions */
280                  fdct = fdct_mmx;                  fdct = fdct_mmx;
281                  idct = idct_mmx;                  idct = idct_mmx;
282    
283                    /* To restore FPU context after mmx use */
284                  emms = emms_mmx;                  emms = emms_mmx;
285    
286                    /* Quantization related functions */
287                  quant_intra = quant_intra_mmx;                  quant_intra = quant_intra_mmx;
288                  dequant_intra = dequant_intra_mmx;                  dequant_intra = dequant_intra_mmx;
289                  quant_inter = quant_inter_mmx;                  quant_inter = quant_inter_mmx;
# Line 142  Line 294 
294                  quant4_inter = quant4_inter_mmx;                  quant4_inter = quant4_inter_mmx;
295                  dequant4_inter = dequant4_inter_mmx;                  dequant4_inter = dequant4_inter_mmx;
296    
297                    /* Block related functions */
298                  transfer_8to16copy = transfer_8to16copy_mmx;                  transfer_8to16copy = transfer_8to16copy_mmx;
299                  transfer_16to8copy = transfer_16to8copy_mmx;                  transfer_16to8copy = transfer_16to8copy_mmx;
300                  transfer_8to16sub = transfer_8to16sub_mmx;                  transfer_8to16sub = transfer_8to16sub_mmx;
301                    transfer_8to16sub2 = transfer_8to16sub2_mmx;
302                  transfer_16to8add = transfer_16to8add_mmx;                  transfer_16to8add = transfer_16to8add_mmx;
303                  transfer8x8_copy = transfer8x8_copy_mmx;                  transfer8x8_copy = transfer8x8_copy_mmx;
304    
305                    /* Interlacing Functions */
306                    MBFieldTest = MBFieldTest_mmx;
307    
308                    /* Image Interpolation related functions */
309                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_mmx;                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_mmx;
310                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_mmx;                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_mmx;
311                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_mmx;                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_mmx;
312    
313                    interpolate8x8_6tap_lowpass_h = interpolate8x8_6tap_lowpass_h_mmx;
314                    interpolate8x8_6tap_lowpass_v = interpolate8x8_6tap_lowpass_v_mmx;
315    
316    //              interpolate8x8_avg2 = interpolate8x8_avg2_mmx;
317                    interpolate8x8_avg4 = interpolate8x8_avg4_mmx;
318    
319                    /* Image RGB->YV12 related functions */
320                  rgb24_to_yv12 = rgb24_to_yv12_mmx;                  rgb24_to_yv12 = rgb24_to_yv12_mmx;
321                  rgb32_to_yv12 = rgb32_to_yv12_mmx;                  rgb32_to_yv12 = rgb32_to_yv12_mmx;
322                  yuv_to_yv12 = yuv_to_yv12_mmx;                  yuv_to_yv12 = yuv_to_yv12_mmx;
323                  yuyv_to_yv12 = yuyv_to_yv12_mmx;                  yuyv_to_yv12 = yuyv_to_yv12_mmx;
324                  uyvy_to_yv12 = uyvy_to_yv12_mmx;                  uyvy_to_yv12 = uyvy_to_yv12_mmx;
325    
326                    /* Image YV12->RGB related functions */
327                  yv12_to_rgb24 = yv12_to_rgb24_mmx;                  yv12_to_rgb24 = yv12_to_rgb24_mmx;
328                  yv12_to_rgb32 = yv12_to_rgb32_mmx;                  yv12_to_rgb32 = yv12_to_rgb32_mmx;
329                  yv12_to_yuyv = yv12_to_yuyv_mmx;                  yv12_to_yuyv = yv12_to_yuyv_mmx;
330                  yv12_to_uyvy = yv12_to_uyvy_mmx;                  yv12_to_uyvy = yv12_to_uyvy_mmx;
331    
332                    /* Motion estimation related functions */
333                  calc_cbp = calc_cbp_mmx;                  calc_cbp = calc_cbp_mmx;
334                  sad16 = sad16_mmx;                  sad16 = sad16_mmx;
335                  sad8 = sad8_mmx;                  sad8 = sad8_mmx;
336                    sad16bi = sad16bi_mmx;
337                    sad8bi  = sad8bi_mmx;
338                  dev16 = dev16_mmx;                  dev16 = dev16_mmx;
339                    sad16v   = sad16v_mmx;
340    
341            }
342    
343            /* these 3dnow functions are faster than mmx, but slower than xmm. */
344            if ((cpu_flags & XVID_CPU_3DNOW) > 0) {
345    
346                    /* ME functions */
347                    sad16bi = sad16bi_3dn;
348                    sad8bi  = sad8bi_3dn;
349          }          }
350    
351    
352          if((cpu_flags & XVID_CPU_MMXEXT) > 0) {          if((cpu_flags & XVID_CPU_MMXEXT) > 0) {
353    
354                    /* Inverse DCT */
355                  idct = idct_xmm;                  idct = idct_xmm;
356    
357                    /* Interpolation */
358                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_xmm;                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_xmm;
359                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_xmm;                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_xmm;
360                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_xmm;                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_xmm;
361    
362                    /* Quantization */
363                    dequant_intra = dequant_intra_xmm;
364                    dequant_inter = dequant_inter_xmm;
365    
366                    /* Buffer transfer */
367                    transfer_8to16sub2 = transfer_8to16sub2_xmm;
368    
369                    /* Colorspace transformation */
370                  yuv_to_yv12 = yuv_to_yv12_xmm;                  yuv_to_yv12 = yuv_to_yv12_xmm;
371    
372                    /* ME functions */
373                  sad16 = sad16_xmm;                  sad16 = sad16_xmm;
374                  sad8 = sad8_xmm;                  sad8 = sad8_xmm;
375                    sad16bi = sad16bi_xmm;
376                    sad8bi  = sad8bi_xmm;
377                  dev16 = dev16_xmm;                  dev16 = dev16_xmm;
378                    sad16v   = sad16v_xmm;
379          }          }
380    
381          if((cpu_flags & XVID_CPU_3DNOW) > 0) {          if((cpu_flags & XVID_CPU_3DNOW) > 0) {
382    
383                    /* Interpolation */
384                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dn;                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dn;
385                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dn;                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dn;
386                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_3dn;                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_3dn;
387          }          }
388    
389            if ((cpu_flags & XVID_CPU_SSE2) > 0) {
390    #ifdef EXPERIMENTAL_SSE2_CODE
391    
392                    calc_cbp = calc_cbp_sse2;
393    
394                    /* Quantization */
395                    quant_intra   = quant_intra_sse2;
396                    dequant_intra = dequant_intra_sse2;
397                    quant_inter   = quant_inter_sse2;
398                    dequant_inter = dequant_inter_sse2;
399    
400                    /* ME */
401                    sad16    = sad16_sse2;
402                    dev16    = dev16_sse2;
403    
404                    /* Forward and Inverse DCT */
405                    idct  = idct_sse2;
406                    fdct = fdct_sse2;
407  #endif  #endif
408            }
409    
410          // API version  #endif
         init_param->api_version = API_VERSION;  
411    
412          // something clever has to be done for this  #ifdef ARCH_IA64
413          init_param->core_build = 1000;          if ((cpu_flags & XVID_CPU_IA64) > 0) { //use assembler routines?
414              idct_ia64_init();
415              fdct = fdct_ia64;
416              idct = idct_ia64;   //not yet working, crashes
417              interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_ia64;
418              interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_ia64;
419              interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_ia64;
420              sad16 = sad16_ia64;
421              sad16bi = sad16bi_ia64;
422              sad8 = sad8_ia64;
423              dev16 = dev16_ia64;
424    //        Halfpel8_Refine = Halfpel8_Refine_ia64;
425              quant_intra = quant_intra_ia64;
426              dequant_intra = dequant_intra_ia64;
427              quant_inter = quant_inter_ia64;
428              dequant_inter = dequant_inter_ia64;
429              transfer_8to16copy = transfer_8to16copy_ia64;
430              transfer_16to8copy = transfer_16to8copy_ia64;
431              transfer_8to16sub = transfer_8to16sub_ia64;
432              transfer_8to16sub2 = transfer_8to16sub2_ia64;
433              transfer_16to8add = transfer_16to8add_ia64;
434              transfer8x8_copy = transfer8x8_copy_ia64;
435              DEBUG("Using IA-64 assembler routines.\n");
436            }
437    #endif
438    
439    #ifdef ARCH_PPC
440    #ifdef ARCH_PPC_ALTIVEC
441            calc_cbp = calc_cbp_altivec;
442            fdct = fdct_altivec;
443            idct = idct_altivec;
444            sadInit = sadInit_altivec;
445            sad16 = sad16_altivec;
446            sad8 = sad8_altivec;
447            dev16 = dev16_altivec;
448    #else
449            calc_cbp = calc_cbp_ppc;
450    #endif
451    #endif
452    
453          return XVID_ERR_OK;          return XVID_ERR_OK;
454  }  }
455    
456  int xvid_decore(void * handle, int opt, void * param1, void * param2)  /*****************************************************************************
457  {   * XviD Native decoder entry point
458          switch (opt)   *
459     * This function is just a wrapper to all the option cases.
460     *
461     * Returned values : XVID_ERR_FAIL when opt is invalid
462     *                   else returns the wrapped function result
463     *
464     ****************************************************************************/
465    
466    int
467    xvid_decore(void *handle,
468                            int opt,
469                            void *param1,
470                            void *param2)
471          {          {
472            switch (opt) {
473          case XVID_DEC_DECODE :          case XVID_DEC_DECODE :
474          return decoder_decode((DECODER *) handle, (XVID_DEC_FRAME *) param1);          return decoder_decode((DECODER *) handle, (XVID_DEC_FRAME *) param1);
475    
# Line 219  Line 485 
485  }  }
486    
487    
488  int xvid_encore(void * handle, int opt, void * param1, void * param2)  /*****************************************************************************
489  {   * XviD Native encoder entry point
490          switch (opt)   *
491     * This function is just a wrapper to all the option cases.
492     *
493     * Returned values : XVID_ERR_FAIL when opt is invalid
494     *                   else returns the wrapped function result
495     *
496     ****************************************************************************/
497    
498    int
499    xvid_encore(void *handle,
500                            int opt,
501                            void *param1,
502                            void *param2)
503          {          {
504            switch (opt) {
505          case XVID_ENC_ENCODE :          case XVID_ENC_ENCODE :
506          return encoder_encode((Encoder *) handle, (XVID_ENC_FRAME *) param1, (XVID_ENC_STATS *) param2);  
507                    if (((Encoder *) handle)->mbParam.max_bframes >= 0)
508                    return encoder_encode_bframes((Encoder *) handle, (XVID_ENC_FRAME *) param1,
509                                                              (XVID_ENC_STATS *) param2);
510                    else
511                    return encoder_encode((Encoder *) handle, (XVID_ENC_FRAME *) param1,
512                                                              (XVID_ENC_STATS *) param2);
513    
514          case XVID_ENC_CREATE :          case XVID_ENC_CREATE :
515          return encoder_create((XVID_ENC_PARAM *) param1);          return encoder_create((XVID_ENC_PARAM *) param1);

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