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revision 1.3, Sun Mar 17 08:20:02 2002 UTC revision 1.48.2.4, Sat Jun 5 23:08:01 2004 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   *  Copyright(C) 2001-2003 Peter Ross <pross@xvid.org>
  *      Video tools as specified in ISO/IEC 14496-2 standard.  Those intending  
  *      to use this software module in hardware or software products are  
  *      advised that its use may infringe existing patents or copyrights, and  
  *      any such use would be at such party's own risk.  The original  
  *      developer of this software module and his/her company, and subsequent  
  *      editors and their companies, will have no liability for use of this  
  *      software or modifications or derivatives thereof.  
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 24  Line 17 
17   *   *
18   *      You should have received a copy of the GNU General Public License   *      You should have received a copy of the GNU General Public License
19   *      along with this program; if not, write to the Free Software   *      along with this program; if not, write to the Free Software
20   *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
21   *   *
22   *************************************************************************/   * $Id$
   
 /**************************************************************************  
  *  
  *      History:  
  *  
  *      17.03.2002      Added interpolate8x8_halfpel_hv_xmm  
  *  22.12.2001  API change: added xvid_init() - Isibaar  
  *      16.12.2001      inital version; (c)2001 peter ross <pross@cs.rmit.edu.au>  
23   *   *
24   *************************************************************************/   ****************************************************************************/
25    
26    #include <stdio.h>
27    #include <stdlib.h>
28    #include <string.h>
29    #include <time.h>
30    
31  #include "xvid.h"  #include "xvid.h"
32  #include "decoder.h"  #include "decoder.h"
# Line 47  Line 36 
36  #include "dct/fdct.h"  #include "dct/fdct.h"
37  #include "image/colorspace.h"  #include "image/colorspace.h"
38  #include "image/interpolate8x8.h"  #include "image/interpolate8x8.h"
39    #include "image/reduced.h"
40  #include "utils/mem_transfer.h"  #include "utils/mem_transfer.h"
41  #include "quant/quant_h263.h"  #include "utils/mbfunctions.h"
42  #include "quant/quant_mpeg4.h"  #include "quant/quant.h"
43    #include "motion/motion.h"
44  #include "motion/sad.h"  #include "motion/sad.h"
45  #include "utils/emms.h"  #include "utils/emms.h"
46  #include "utils/timer.h"  #include "utils/timer.h"
47    #include "bitstream/mbcoding.h"
48    #include "image/qpel.h"
49    #include "image/postprocessing.h"
50    
51    #if defined(_DEBUG)
52    unsigned int xvid_debug = 0; /* xvid debug mask */
53    #endif
54    
55  int xvid_init(void *handle, int opt, void *param1, void *param2)  #if defined(ARCH_IS_IA32)
56    #if defined(_MSC_VER)
57    #       include <windows.h>
58    #else
59    #       include <signal.h>
60    #       include <setjmp.h>
61    
62            static jmp_buf mark;
63    
64            static void
65            sigill_handler(int signal)
66  {  {
67          int cpu_flags;             longjmp(mark, 1);
68          XVID_INIT_PARAM *init_param;          }
69    #endif
70    
71    
72          init_param = (XVID_INIT_PARAM *) param1;  /*
73     * Calls the funcptr, and returns whether SIGILL (illegal instruction) was
74     * signalled
75     *
76     * Return values:
77     *  -1 : could not determine
78     *   0 : SIGILL was *not* signalled
79     *   1 : SIGILL was signalled
80     */
81    
82          // force specific cpu settings?  int
83          if((init_param->cpu_flags & XVID_CPU_FORCE) > 0)  sigill_check(void (*func)())
84                  cpu_flags = init_param->cpu_flags;  {
85          else {  #if defined(_MSC_VER)
86            _try {
87                    func();
88            }
89            _except(EXCEPTION_EXECUTE_HANDLER) {
90    
91  #ifdef ARCH_X86                  if (_exception_code() == STATUS_ILLEGAL_INSTRUCTION)
92                  cpu_flags = check_cpu_features();                          return 1;
93            }
94            return 0;
95  #else  #else
96                  cpu_flags = 0;      void * old_handler;
97        int jmpret;
98    
99    
100        old_handler = signal(SIGILL, sigill_handler);
101        if (old_handler == SIG_ERR)
102        {
103            return -1;
104        }
105    
106        jmpret = setjmp(mark);
107        if (jmpret == 0)
108        {
109            func();
110        }
111    
112        signal(SIGILL, old_handler);
113    
114        return jmpret;
115  #endif  #endif
                 init_param->cpu_flags = cpu_flags;  
116          }          }
117    #endif
118    
119          // initialize the function pointers  
120    /* detect cpu flags  */
121    static unsigned int
122    detect_cpu_flags()
123    {
124            /* enable native assembly optimizations by default */
125            unsigned int cpu_flags = XVID_CPU_ASM;
126    
127    #if defined(ARCH_IS_IA32)
128            cpu_flags |= check_cpu_features();
129            if ((cpu_flags & XVID_CPU_SSE) && sigill_check(sse_os_trigger))
130                    cpu_flags &= ~XVID_CPU_SSE;
131    
132            if ((cpu_flags & XVID_CPU_SSE2) && sigill_check(sse2_os_trigger))
133                    cpu_flags &= ~XVID_CPU_SSE2;
134    #endif
135    
136    #if defined(ARCH_IS_PPC)
137    #if defined(ARCH_IS_PPC_ALTIVEC)
138            cpu_flags |= XVID_CPU_ALTIVEC;
139    #endif
140    #endif
141    
142            return cpu_flags;
143    }
144    
145    
146    /*****************************************************************************
147     * XviD Init Entry point
148     *
149     * Well this function initialize all internal function pointers according
150     * to the CPU features forced by the library client or autodetected (depending
151     * on the XVID_CPU_FORCE flag). It also initializes vlc coding tables and all
152     * image colorspace transformation tables.
153     *
154     * Returned value : XVID_ERR_OK
155     *                  + API_VERSION in the input XVID_INIT_PARAM structure
156     *                  + core build  "   "    "       "               "
157     *
158     ****************************************************************************/
159    
160    
161    static
162    int xvid_gbl_init(xvid_gbl_init_t * init)
163    {
164            unsigned int cpu_flags;
165    
166            if (XVID_VERSION_MAJOR(init->version) != 1) /* v1.x.x */
167                    return XVID_ERR_VERSION;
168    
169            cpu_flags = (init->cpu_flags & XVID_CPU_FORCE) ? init->cpu_flags : detect_cpu_flags();
170    
171            /* Initialize the function pointers */
172          idct_int32_init();          idct_int32_init();
173            init_vlc_tables();
174    
175            /* Fixed Point Forward/Inverse DCT transformations */
176          fdct = fdct_int32;          fdct = fdct_int32;
177          idct = idct_int32;          idct = idct_int32;
178    
179            /* Only needed on PPC Altivec archs */
180            sadInit = 0;
181    
182            /* Restore FPU context : emms_c is a nop functions */
183          emms = emms_c;          emms = emms_c;
184    
185          quant_intra = quant_intra_c;          /* Qpel stuff */
186          dequant_intra = dequant_intra_c;          xvid_QP_Funcs = &xvid_QP_Funcs_C;
187          quant_inter = quant_inter_c;          xvid_QP_Add_Funcs = &xvid_QP_Add_Funcs_C;
188          dequant_inter = dequant_inter_c;          xvid_Init_QP();
189    
190          quant4_intra = quant4_intra_c;          /* Quantization functions */
191          dequant4_intra = dequant4_intra_c;          quant_h263_intra   = quant_h263_intra_c;
192          quant4_inter = quant4_inter_c;          quant_h263_inter   = quant_h263_inter_c;
193          dequant4_inter = dequant4_inter_c;          dequant_h263_intra = dequant_h263_intra_c;
194            dequant_h263_inter = dequant_h263_inter_c;
195    
196            quant_mpeg_intra   = quant_mpeg_intra_c;
197            quant_mpeg_inter   = quant_mpeg_inter_c;
198            dequant_mpeg_intra = dequant_mpeg_intra_c;
199            dequant_mpeg_inter = dequant_mpeg_inter_c;
200    
201            /* Block transfer related functions */
202          transfer_8to16copy = transfer_8to16copy_c;          transfer_8to16copy = transfer_8to16copy_c;
203          transfer_16to8copy = transfer_16to8copy_c;          transfer_16to8copy = transfer_16to8copy_c;
204          transfer_8to16sub = transfer_8to16sub_c;          transfer_8to16sub = transfer_8to16sub_c;
205            transfer_8to16subro  = transfer_8to16subro_c;
206            transfer_8to16sub2 = transfer_8to16sub2_c;
207          transfer_16to8add = transfer_16to8add_c;          transfer_16to8add = transfer_16to8add_c;
208          transfer8x8_copy = transfer8x8_copy_c;          transfer8x8_copy = transfer8x8_copy_c;
209    
210            /* Interlacing functions */
211            MBFieldTest = MBFieldTest_c;
212    
213            /* Image interpolation related functions */
214          interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_c;          interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_c;
215          interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_c;          interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_c;
216          interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_c;          interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_c;
217    
218            interpolate16x16_lowpass_h = interpolate16x16_lowpass_h_c;
219            interpolate16x16_lowpass_v = interpolate16x16_lowpass_v_c;
220            interpolate16x16_lowpass_hv = interpolate16x16_lowpass_hv_c;
221    
222            interpolate8x8_lowpass_h = interpolate8x8_lowpass_h_c;
223            interpolate8x8_lowpass_v = interpolate8x8_lowpass_v_c;
224            interpolate8x8_lowpass_hv = interpolate8x8_lowpass_hv_c;
225    
226            interpolate8x8_6tap_lowpass_h = interpolate8x8_6tap_lowpass_h_c;
227            interpolate8x8_6tap_lowpass_v = interpolate8x8_6tap_lowpass_v_c;
228    
229            interpolate8x8_avg2 = interpolate8x8_avg2_c;
230            interpolate8x8_avg4 = interpolate8x8_avg4_c;
231    
232            /* reduced resolution */
233            copy_upsampled_8x8_16to8 = xvid_Copy_Upsampled_8x8_16To8_C;
234            add_upsampled_8x8_16to8 = xvid_Add_Upsampled_8x8_16To8_C;
235            vfilter_31 = xvid_VFilter_31_C;
236            hfilter_31 = xvid_HFilter_31_C;
237            filter_18x18_to_8x8 = xvid_Filter_18x18_To_8x8_C;
238            filter_diff_18x18_to_8x8 = xvid_Filter_Diff_18x18_To_8x8_C;
239    
240            /* Initialize internal colorspace transformation tables */
241          colorspace_init();          colorspace_init();
242    
243            /* All colorspace transformation functions User Format->YV12 */
244            yv12_to_yv12    = yv12_to_yv12_c;
245          rgb555_to_yv12 = rgb555_to_yv12_c;          rgb555_to_yv12 = rgb555_to_yv12_c;
246          rgb565_to_yv12 = rgb565_to_yv12_c;          rgb565_to_yv12 = rgb565_to_yv12_c;
247          rgb24_to_yv12 = rgb24_to_yv12_c;          bgr_to_yv12     = bgr_to_yv12_c;
248          rgb32_to_yv12 = rgb32_to_yv12_c;          bgra_to_yv12    = bgra_to_yv12_c;
249          yuv_to_yv12 = yuv_to_yv12_c;          abgr_to_yv12    = abgr_to_yv12_c;
250            rgba_to_yv12    = rgba_to_yv12_c;
251            argb_to_yv12    = argb_to_yv12_c;
252          yuyv_to_yv12 = yuyv_to_yv12_c;          yuyv_to_yv12 = yuyv_to_yv12_c;
253          uyvy_to_yv12 = uyvy_to_yv12_c;          uyvy_to_yv12 = uyvy_to_yv12_c;
254    
255            rgb555i_to_yv12 = rgb555i_to_yv12_c;
256            rgb565i_to_yv12 = rgb565i_to_yv12_c;
257            bgri_to_yv12    = bgri_to_yv12_c;
258            bgrai_to_yv12   = bgrai_to_yv12_c;
259            abgri_to_yv12   = abgri_to_yv12_c;
260            rgbai_to_yv12   = rgbai_to_yv12_c;
261            argbi_to_yv12   = argbi_to_yv12_c;
262            yuyvi_to_yv12   = yuyvi_to_yv12_c;
263            uyvyi_to_yv12   = uyvyi_to_yv12_c;
264    
265            /* All colorspace transformation functions YV12->User format */
266          yv12_to_rgb555 = yv12_to_rgb555_c;          yv12_to_rgb555 = yv12_to_rgb555_c;
267          yv12_to_rgb565 = yv12_to_rgb565_c;          yv12_to_rgb565 = yv12_to_rgb565_c;
268          yv12_to_rgb24 = yv12_to_rgb24_c;          yv12_to_bgr     = yv12_to_bgr_c;
269          yv12_to_rgb32 = yv12_to_rgb32_c;          yv12_to_bgra    = yv12_to_bgra_c;
270          yv12_to_yuv = yv12_to_yuv_c;          yv12_to_abgr    = yv12_to_abgr_c;
271            yv12_to_rgba    = yv12_to_rgba_c;
272            yv12_to_argb    = yv12_to_argb_c;
273          yv12_to_yuyv = yv12_to_yuyv_c;          yv12_to_yuyv = yv12_to_yuyv_c;
274          yv12_to_uyvy = yv12_to_uyvy_c;          yv12_to_uyvy = yv12_to_uyvy_c;
275    
276            yv12_to_rgb555i = yv12_to_rgb555i_c;
277            yv12_to_rgb565i = yv12_to_rgb565i_c;
278            yv12_to_bgri    = yv12_to_bgri_c;
279            yv12_to_bgrai   = yv12_to_bgrai_c;
280            yv12_to_abgri   = yv12_to_abgri_c;
281            yv12_to_rgbai   = yv12_to_rgbai_c;
282            yv12_to_argbi   = yv12_to_argbi_c;
283            yv12_to_yuyvi   = yv12_to_yuyvi_c;
284            yv12_to_uyvyi   = yv12_to_uyvyi_c;
285    
286            /* Functions used in motion estimation algorithms */
287          calc_cbp = calc_cbp_c;          calc_cbp = calc_cbp_c;
288          sad16 = sad16_c;          sad16 = sad16_c;
289          sad8 = sad8_c;          sad8 = sad8_c;
290            sad16bi    = sad16bi_c;
291            sad8bi     = sad8bi_c;
292          dev16 = dev16_c;          dev16 = dev16_c;
293            sad16v     = sad16v_c;
294            sse8_16bit = sse8_16bit_c;
295    
296  #ifdef ARCH_X86  #if defined(ARCH_IS_IA32)
         if((cpu_flags & XVID_CPU_MMX) > 0) {  
                 fdct = fdct_mmx;  
                 idct = idct_mmx;  
297    
298            if ((cpu_flags & XVID_CPU_ASM)) {
299                    vfilter_31 = xvid_VFilter_31_x86;
300                    hfilter_31 = xvid_HFilter_31_x86;
301            }
302    
303            if ((cpu_flags & XVID_CPU_MMX) || (cpu_flags & XVID_CPU_MMXEXT) ||
304                    (cpu_flags & XVID_CPU_3DNOW) || (cpu_flags & XVID_CPU_3DNOWEXT) ||
305                    (cpu_flags & XVID_CPU_SSE) || (cpu_flags & XVID_CPU_SSE2))
306            {
307                    /* Restore FPU context : emms_c is a nop functions */
308                  emms = emms_mmx;                  emms = emms_mmx;
309            }
310    
311                  quant_intra = quant_intra_mmx;          if ((cpu_flags & XVID_CPU_MMX)) {
                 dequant_intra = dequant_intra_mmx;  
                 quant_inter = quant_inter_mmx;  
                 dequant_inter = dequant_inter_mmx;  
   
                 quant4_intra = quant4_intra_mmx;  
                 dequant4_intra = dequant4_intra_mmx;  
                 quant4_inter = quant4_inter_mmx;  
                 dequant4_inter = dequant4_inter_mmx;  
312    
313                    /* Forward and Inverse Discrete Cosine Transformation functions */
314                    fdct = fdct_mmx_skal;
315                    idct = idct_mmx;
316    
317                    /* Qpel stuff */
318                    xvid_QP_Funcs = &xvid_QP_Funcs_mmx;
319                    xvid_QP_Add_Funcs = &xvid_QP_Add_Funcs_mmx;
320    
321                    /* Quantization related functions */
322                    quant_h263_intra   = quant_h263_intra_mmx;
323                    quant_h263_inter   = quant_h263_inter_mmx;
324                    dequant_h263_intra = dequant_h263_intra_mmx;
325                    dequant_h263_inter = dequant_h263_inter_mmx;
326    
327                    quant_mpeg_intra   = quant_mpeg_intra_mmx;
328                    quant_mpeg_inter   = quant_mpeg_inter_mmx;
329                    dequant_mpeg_intra = dequant_mpeg_intra_mmx;
330                    dequant_mpeg_inter = dequant_mpeg_inter_mmx;
331    
332                    /* Block related functions */
333                  transfer_8to16copy = transfer_8to16copy_mmx;                  transfer_8to16copy = transfer_8to16copy_mmx;
334                  transfer_16to8copy = transfer_16to8copy_mmx;                  transfer_16to8copy = transfer_16to8copy_mmx;
335                  transfer_8to16sub = transfer_8to16sub_mmx;                  transfer_8to16sub = transfer_8to16sub_mmx;
336                    transfer_8to16subro  = transfer_8to16subro_mmx;
337                    transfer_8to16sub2 = transfer_8to16sub2_mmx;
338                  transfer_16to8add = transfer_16to8add_mmx;                  transfer_16to8add = transfer_16to8add_mmx;
339                  transfer8x8_copy = transfer8x8_copy_mmx;                  transfer8x8_copy = transfer8x8_copy_mmx;
340    
341                    /* Interlacing Functions */
342                    MBFieldTest = MBFieldTest_mmx;
343    
344                    /* Image Interpolation related functions */
345                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_mmx;                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_mmx;
346                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_mmx;                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_mmx;
347                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_mmx;                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_mmx;
348    
349                  rgb24_to_yv12 = rgb24_to_yv12_mmx;                  interpolate8x8_6tap_lowpass_h = interpolate8x8_6tap_lowpass_h_mmx;
350                  rgb32_to_yv12 = rgb32_to_yv12_mmx;                  interpolate8x8_6tap_lowpass_v = interpolate8x8_6tap_lowpass_v_mmx;
351                  yuv_to_yv12 = yuv_to_yv12_mmx;  
352                    interpolate8x8_avg2 = interpolate8x8_avg2_mmx;
353                    interpolate8x8_avg4 = interpolate8x8_avg4_mmx;
354    
355                    /* reduced resolution */
356                    copy_upsampled_8x8_16to8 = xvid_Copy_Upsampled_8x8_16To8_mmx;
357                    add_upsampled_8x8_16to8 = xvid_Add_Upsampled_8x8_16To8_mmx;
358                    hfilter_31 = xvid_HFilter_31_mmx;
359                    filter_18x18_to_8x8 = xvid_Filter_18x18_To_8x8_mmx;
360                    filter_diff_18x18_to_8x8 = xvid_Filter_Diff_18x18_To_8x8_mmx;
361    
362                    /* image input xxx_to_yv12 related functions */
363                    yv12_to_yv12  = yv12_to_yv12_mmx;
364                    bgr_to_yv12   = bgr_to_yv12_mmx;
365                    bgra_to_yv12  = bgra_to_yv12_mmx;
366                  yuyv_to_yv12 = yuyv_to_yv12_mmx;                  yuyv_to_yv12 = yuyv_to_yv12_mmx;
367                  uyvy_to_yv12 = uyvy_to_yv12_mmx;                  uyvy_to_yv12 = uyvy_to_yv12_mmx;
368    
369                  yv12_to_rgb24 = yv12_to_rgb24_mmx;                  /* image output yv12_to_xxx related functions */
370                  yv12_to_rgb32 = yv12_to_rgb32_mmx;                  yv12_to_bgr   = yv12_to_bgr_mmx;
371                    yv12_to_bgra  = yv12_to_bgra_mmx;
372                  yv12_to_yuyv = yv12_to_yuyv_mmx;                  yv12_to_yuyv = yv12_to_yuyv_mmx;
373                  yv12_to_uyvy = yv12_to_uyvy_mmx;                  yv12_to_uyvy = yv12_to_uyvy_mmx;
374    
375                    yv12_to_yuyvi = yv12_to_yuyvi_mmx;
376                    yv12_to_uyvyi = yv12_to_uyvyi_mmx;
377    
378                    /* Motion estimation related functions */
379                  calc_cbp = calc_cbp_mmx;                  calc_cbp = calc_cbp_mmx;
380                  sad16 = sad16_mmx;                  sad16 = sad16_mmx;
381                  sad8 = sad8_mmx;                  sad8 = sad8_mmx;
382                    sad16bi = sad16bi_mmx;
383                    sad8bi  = sad8bi_mmx;
384                  dev16 = dev16_mmx;                  dev16 = dev16_mmx;
385                    sad16v   = sad16v_mmx;
386                    sse8_16bit = sse8_16bit_mmx;
387            }
388    
389            /* these 3dnow functions are faster than mmx, but slower than xmm. */
390            if ((cpu_flags & XVID_CPU_3DNOW)) {
391    
392                    emms = emms_3dn;
393    
394                    /* ME functions */
395                    sad16bi = sad16bi_3dn;
396                    sad8bi  = sad8bi_3dn;
397    
398                    yuyv_to_yv12  = yuyv_to_yv12_3dn;
399                    uyvy_to_yv12  = uyvy_to_yv12_3dn;
400          }          }
401    
402          if((cpu_flags & XVID_CPU_MMXEXT) > 0) {  
403            if ((cpu_flags & XVID_CPU_MMXEXT)) {
404    
405                    /* DCT */
406                    fdct = fdct_xmm_skal;
407                  idct = idct_xmm;                  idct = idct_xmm;
408    
409                    /* Interpolation */
410                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_xmm;                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_xmm;
411                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_xmm;                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_xmm;
412                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_xmm;                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_xmm;
                 yuv_to_yv12 = yuv_to_yv12_xmm;  
413    
414                    /* reduced resolution */
415                    copy_upsampled_8x8_16to8 = xvid_Copy_Upsampled_8x8_16To8_xmm;
416                    add_upsampled_8x8_16to8 = xvid_Add_Upsampled_8x8_16To8_xmm;
417    
418                    /* Quantization */
419                    quant_mpeg_intra = quant_mpeg_intra_xmm;
420                    quant_mpeg_inter = quant_mpeg_inter_xmm;
421    
422                    dequant_h263_intra = dequant_h263_intra_xmm;
423                    dequant_h263_inter = dequant_h263_inter_xmm;
424    
425                    /* Buffer transfer */
426                    transfer_8to16sub2 = transfer_8to16sub2_xmm;
427    
428                    /* Colorspace transformation */
429                    yv12_to_yv12  = yv12_to_yv12_xmm;
430                    yuyv_to_yv12  = yuyv_to_yv12_xmm;
431                    uyvy_to_yv12  = uyvy_to_yv12_xmm;
432    
433                    /* ME functions */
434                  sad16 = sad16_xmm;                  sad16 = sad16_xmm;
435                  sad8 = sad8_xmm;                  sad8 = sad8_xmm;
436                    sad16bi = sad16bi_xmm;
437                    sad8bi  = sad8bi_xmm;
438                  dev16 = dev16_xmm;                  dev16 = dev16_xmm;
439                    sad16v   = sad16v_xmm;
440          }          }
441    
442          if((cpu_flags & XVID_CPU_3DNOW) > 0) {          if ((cpu_flags & XVID_CPU_3DNOW)) {
443    
444                    /* Interpolation */
445                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dn;                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dn;
446                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dn;                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dn;
447                    interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_3dn;
448            }
449    
450            if ((cpu_flags & XVID_CPU_3DNOWEXT)) {
451    
452                    /* Buffer transfer */
453                    transfer_8to16copy =  transfer_8to16copy_3dne;
454                    transfer_16to8copy = transfer_16to8copy_3dne;
455                    transfer_8to16sub =  transfer_8to16sub_3dne;
456                    transfer_8to16subro =  transfer_8to16subro_3dne;
457                    transfer_16to8add = transfer_16to8add_3dne;
458                    transfer8x8_copy = transfer8x8_copy_3dne;
459    
460                    if ((cpu_flags & XVID_CPU_MMXEXT)) {
461                            /* Inverse DCT */
462                            idct =  idct_3dne;
463    
464                            /* Buffer transfer */
465                            transfer_8to16sub2 =  transfer_8to16sub2_3dne;
466    
467                            /* Interpolation */
468                            interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dne;
469                            interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dne;
470                            interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_3dne;
471    
472                            /* Quantization */
473                            quant_h263_intra = quant_h263_intra_3dne;               /* cmov only */
474                            quant_h263_inter = quant_h263_inter_3dne;
475                            dequant_mpeg_intra = dequant_mpeg_intra_3dne;   /* cmov only */
476                            dequant_mpeg_inter = dequant_mpeg_inter_3dne;
477                            dequant_h263_intra = dequant_h263_intra_3dne;
478                            dequant_h263_inter = dequant_h263_inter_3dne;
479    
480                            /* ME functions */
481                            calc_cbp = calc_cbp_3dne;
482    
483                            sad16 = sad16_3dne;
484                            sad8 = sad8_3dne;
485                            sad16bi = sad16bi_3dne;
486                            sad8bi = sad8bi_3dne;
487                            dev16 = dev16_3dne;
488                    }
489            }
490    
491            if ((cpu_flags & XVID_CPU_SSE2)) {
492    
493                    calc_cbp = calc_cbp_sse2;
494    
495                    /* Quantization */
496                    quant_h263_intra   = quant_h263_intra_sse2;
497                    quant_h263_inter   = quant_h263_inter_sse2;
498                    dequant_h263_intra = dequant_h263_intra_sse2;
499                    dequant_h263_inter = dequant_h263_inter_sse2;
500    
501                    /* SAD operators */
502                    sad16    = sad16_sse2;
503                    dev16    = dev16_sse2;
504    
505                    /* DCT operators
506                     * no iDCT because it's not "Walken matching" */
507                    fdct = fdct_sse2_skal;
508          }          }
509    #endif /* ARCH_IS_IA32 */
510    
511    #if defined(ARCH_IS_IA64)
512            if ((cpu_flags & XVID_CPU_ASM)) { /* use assembler routines? */
513              idct_ia64_init();
514              fdct = fdct_ia64;
515              idct = idct_ia64;   /*not yet working, crashes */
516              interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_ia64;
517              interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_ia64;
518              interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_ia64;
519              sad16 = sad16_ia64;
520              sad16bi = sad16bi_ia64;
521              sad8 = sad8_ia64;
522              dev16 = dev16_ia64;
523    /*        Halfpel8_Refine = Halfpel8_Refine_ia64; */
524              quant_h263_intra = quant_h263_intra_ia64;
525              quant_h263_inter = quant_h263_inter_ia64;
526              dequant_h263_intra = dequant_h263_intra_ia64;
527              dequant_h263_inter = dequant_h263_inter_ia64;
528              transfer_8to16copy = transfer_8to16copy_ia64;
529              transfer_16to8copy = transfer_16to8copy_ia64;
530              transfer_8to16sub = transfer_8to16sub_ia64;
531              transfer_8to16sub2 = transfer_8to16sub2_ia64;
532              transfer_16to8add = transfer_16to8add_ia64;
533              transfer8x8_copy = transfer8x8_copy_ia64;
534            }
535  #endif  #endif
536    
537          // API version  #if defined(ARCH_IS_PPC)
538          init_param->api_version = API_VERSION;          if ((cpu_flags & XVID_CPU_ASM))
539            {
540                    calc_cbp = calc_cbp_ppc;
541            }
542    
543          // something clever has to be done for this          if ((cpu_flags & XVID_CPU_ALTIVEC))
544          init_param->core_build = 1000;          {
545                    calc_cbp = calc_cbp_altivec;
546                    fdct = fdct_altivec;
547                    idct = idct_altivec;
548                    sadInit = sadInit_altivec;
549                    sad16 = sad16_altivec;
550                    sad8 = sad8_altivec;
551                    dev16 = dev16_altivec;
552            }
553    #endif
554    
555          return XVID_ERR_OK;  #if defined(_DEBUG)
556        xvid_debug = init->debug;
557    #endif
558    
559        return 0;
560  }  }
561    
562  int xvid_decore(void * handle, int opt, void * param1, void * param2)  
563    static int
564    xvid_gbl_info(xvid_gbl_info_t * info)
565    {
566            if (XVID_VERSION_MAJOR(info->version) != 1) /* v1.x.x */
567                    return XVID_ERR_VERSION;
568    
569            info->actual_version = XVID_VERSION;
570            info->build = "xvid-1.0.1";
571            info->cpu_flags = detect_cpu_flags();
572    
573    #if defined(_SMP) && defined(WIN32)
574            info->num_threads = pthread_num_processors_np();;
575    #else
576            info->num_threads = 0;
577    #endif
578    
579            return 0;
580    }
581    
582    
583    static int
584    xvid_gbl_convert(xvid_gbl_convert_t* convert)
585    {
586            int width;
587            int height;
588            int width2;
589            int height2;
590            IMAGE img;
591    
592            if (XVID_VERSION_MAJOR(convert->version) != 1)   /* v1.x.x */
593                  return XVID_ERR_VERSION;
594    
595    #if 0
596            const int flip1 = (convert->input.colorspace & XVID_CSP_VFLIP) ^ (convert->output.colorspace & XVID_CSP_VFLIP);
597    #endif
598            width = convert->width;
599            height = convert->height;
600            width2 = convert->width/2;
601            height2 = convert->height/2;
602    
603            switch (convert->input.csp & ~XVID_CSP_VFLIP)
604            {
605                    case XVID_CSP_YV12 :
606                            img.y = convert->input.plane[0];
607                            img.v = (uint8_t*)convert->input.plane[0] + convert->input.stride[0]*height;
608                            img.u = (uint8_t*)convert->input.plane[0] + convert->input.stride[0]*height + (convert->input.stride[0]/2)*height2;
609                            image_output(&img, width, height, width,
610                                                    (uint8_t**)convert->output.plane, convert->output.stride,
611                                                    convert->output.csp, convert->interlacing);
612                            break;
613    
614                    default :
615                            return XVID_ERR_FORMAT;
616            }
617    
618    
619            emms();
620            return 0;
621    }
622    
623    /*****************************************************************************
624     * XviD Global Entry point
625     *
626     * Well this function initialize all internal function pointers according
627     * to the CPU features forced by the library client or autodetected (depending
628     * on the XVID_CPU_FORCE flag). It also initializes vlc coding tables and all
629     * image colorspace transformation tables.
630     *
631     ****************************************************************************/
632    
633    
634    int
635    xvid_global(void *handle,
636                      int opt,
637                      void *param1,
638                      void *param2)
639  {  {
640          switch (opt)          switch (opt)
641          {          {
642          case XVID_DEC_DECODE :                  case XVID_GBL_INIT :
643          return decoder_decode((DECODER *) handle, (XVID_DEC_FRAME *) param1);                          return xvid_gbl_init((xvid_gbl_init_t*)param1);
644    
645            case XVID_GBL_INFO :
646                return xvid_gbl_info((xvid_gbl_info_t*)param1);
647    
648                    case XVID_GBL_CONVERT :
649                            return xvid_gbl_convert((xvid_gbl_convert_t*)param1);
650    
651                    default :
652                            return XVID_ERR_FAIL;
653            }
654    }
655    
656    /*****************************************************************************
657     * XviD Native decoder entry point
658     *
659     * This function is just a wrapper to all the option cases.
660     *
661     * Returned values : XVID_ERR_FAIL when opt is invalid
662     *                   else returns the wrapped function result
663     *
664     ****************************************************************************/
665    
666    int
667    xvid_decore(void *handle,
668                            int opt,
669                            void *param1,
670                            void *param2)
671    {
672            switch (opt) {
673          case XVID_DEC_CREATE :          case XVID_DEC_CREATE :
674          return decoder_create((XVID_DEC_PARAM *) param1);                  return decoder_create((xvid_dec_create_t *) param1);
675    
676          case XVID_DEC_DESTROY :          case XVID_DEC_DESTROY :
677          return decoder_destroy((DECODER *) handle);          return decoder_destroy((DECODER *) handle);
678    
679            case XVID_DEC_DECODE:
680                    return decoder_decode((DECODER *) handle, (xvid_dec_frame_t *) param1, (xvid_dec_stats_t*) param2);
681    
682          default:          default:
683          return XVID_ERR_FAIL;          return XVID_ERR_FAIL;
684      }      }
685  }  }
686    
687    
688  int xvid_encore(void * handle, int opt, void * param1, void * param2)  /*****************************************************************************
689  {   * XviD Native encoder entry point
690          switch (opt)   *
691     * This function is just a wrapper to all the option cases.
692     *
693     * Returned values : XVID_ERR_FAIL when opt is invalid
694     *                   else returns the wrapped function result
695     *
696     ****************************************************************************/
697    
698    int
699    xvid_encore(void *handle,
700                            int opt,
701                            void *param1,
702                            void *param2)
703          {          {
704            switch (opt) {
705          case XVID_ENC_ENCODE :          case XVID_ENC_ENCODE :
706          return encoder_encode((Encoder *) handle, (XVID_ENC_FRAME *) param1, (XVID_ENC_STATS *) param2);  
707                    return enc_encode((Encoder *) handle,
708                                                              (xvid_enc_frame_t *) param1,
709                                                              (xvid_enc_stats_t *) param2);
710    
711          case XVID_ENC_CREATE :          case XVID_ENC_CREATE :
712          return encoder_create((XVID_ENC_PARAM *) param1);                  return enc_create((xvid_enc_create_t *) param1);
713    
714          case XVID_ENC_DESTROY :          case XVID_ENC_DESTROY :
715          return encoder_destroy((Encoder *) handle);                  return enc_destroy((Encoder *) handle);
716    
717          default:          default:
718          return XVID_ERR_FAIL;          return XVID_ERR_FAIL;

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