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revision 1.8, Sat Mar 30 00:58:20 2002 UTC revision 1.26, Tue Jul 9 01:09:33 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   *      History:   *  History
33   *   *
34   *      17.03.2002      Added interpolate8x8_halfpel_hv_xmm   *      - 23.06.2002    added XVID_CPU_CHKONLY
35   *  22.12.2001  API change: added xvid_init() - Isibaar   *  - 17.03.2002        Added interpolate8x8_halfpel_hv_xmm
36   *      16.12.2001      inital version; (c)2001 peter ross <pross@cs.rmit.edu.au>   *  - 22.12.2001  API change: added xvid_init() - Isibaar
37     *  - 16.12.2001        inital version; (c)2001 peter ross <pross@cs.rmit.edu.au>
38   *   *
39   *************************************************************************/   *  $Id$
40     *
41     ****************************************************************************/
42    
43  #include "xvid.h"  #include "xvid.h"
44  #include "decoder.h"  #include "decoder.h"
# Line 53  Line 54 
54  #include "motion/sad.h"  #include "motion/sad.h"
55  #include "utils/emms.h"  #include "utils/emms.h"
56  #include "utils/timer.h"  #include "utils/timer.h"
57    #include "bitstream/mbcoding.h"
58    
59    /*****************************************************************************
60     * XviD Init Entry point
61     *
62     * Well this function initialize all internal function pointers according
63     * to the CPU features forced by the library client or autodetected (depending
64     * on the XVID_CPU_FORCE flag). It also initializes vlc coding tables and all
65     * image colorspace transformation tables.
66     *
67     * Returned value : XVID_ERR_OK
68     *                  + API_VERSION in the input XVID_INIT_PARAM structure
69     *                  + core build  "   "    "       "               "
70     *
71     ****************************************************************************/
72    
73  int xvid_init(void *handle, int opt, void *param1, void *param2)  int
74    xvid_init(void *handle,
75                      int opt,
76                      void *param1,
77                      void *param2)
78  {  {
79          int cpu_flags;          int cpu_flags;
80          XVID_INIT_PARAM *init_param;          XVID_INIT_PARAM *init_param;
81    
82          init_param = (XVID_INIT_PARAM *) param1;          init_param = (XVID_INIT_PARAM *) param1;
83    
84          // force specific cpu settings?          /* Inform the client the API version */
85          if((init_param->cpu_flags & XVID_CPU_FORCE) > 0)          init_param->api_version = API_VERSION;
86    
87            /* Inform the client the core build - unused because we're still alpha */
88            init_param->core_build = 1000;
89    
90            printf("init_param->cpu_flags %x\n",init_param->cpu_flags);//NIC
91    
92            if ((init_param->cpu_flags & XVID_CPU_CHKONLY))
93            {
94                    //init_param->cpu_flags = check_cpu_features();//nic
95                    return XVID_ERR_OK;
96            }
97    
98            /* Do we have to force CPU features  ? */
99            if ((init_param->cpu_flags & XVID_CPU_FORCE) > 0) {
100                  cpu_flags = init_param->cpu_flags;                  cpu_flags = init_param->cpu_flags;
101          else {          } else {
102    
103  #ifdef ARCH_X86                  //cpu_flags = check_cpu_features();//nic
                 cpu_flags = check_cpu_features();  
 #else  
                 cpu_flags = 0;  
 #endif  
104                  init_param->cpu_flags = cpu_flags;                  init_param->cpu_flags = cpu_flags;
105          }          }
106    
107          // initialize the function pointers          /* Initialize the function pointers */
108          idct_int32_init();          idct_int32_init();
109            init_vlc_tables();
110    
111            /* Fixed Point Forward/Inverse DCT transformations */
112          fdct = fdct_int32;          fdct = fdct_int32;
113          idct = idct_int32;          idct = idct_int32;
114    
115            /* Only needed on PPC Altivec archs */
116            sadInit = 0;
117    
118            /* Restore FPU context : emms_c is a nop functions */
119          emms = emms_c;          emms = emms_c;
120    
121            /* Quantization functions */
122          quant_intra = quant_intra_c;          quant_intra = quant_intra_c;
123          dequant_intra = dequant_intra_c;          dequant_intra = dequant_intra_c;
124          quant_inter = quant_inter_c;          quant_inter = quant_inter_c;
# Line 92  Line 129 
129          quant4_inter = quant4_inter_c;          quant4_inter = quant4_inter_c;
130          dequant4_inter = dequant4_inter_c;          dequant4_inter = dequant4_inter_c;
131    
132            /* Block transfer related functions */
133          transfer_8to16copy = transfer_8to16copy_c;          transfer_8to16copy = transfer_8to16copy_c;
134          transfer_16to8copy = transfer_16to8copy_c;          transfer_16to8copy = transfer_16to8copy_c;
135          transfer_8to16sub = transfer_8to16sub_c;          transfer_8to16sub = transfer_8to16sub_c;
136            transfer_8to16sub2 = transfer_8to16sub2_c;
137          transfer_16to8add = transfer_16to8add_c;          transfer_16to8add = transfer_16to8add_c;
138          transfer8x8_copy = transfer8x8_copy_c;          transfer8x8_copy = transfer8x8_copy_c;
139    
140            /* Image interpolation related functions */
141          interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_c;          interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_c;
142          interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_c;          interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_c;
143          interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_c;          interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_c;
144    
145            /* Initialize internal colorspace transformation tables */
146          colorspace_init();          colorspace_init();
147    
148            /* All colorspace transformation functions User Format->YV12 */
149          rgb555_to_yv12 = rgb555_to_yv12_c;          rgb555_to_yv12 = rgb555_to_yv12_c;
150          rgb565_to_yv12 = rgb565_to_yv12_c;          rgb565_to_yv12 = rgb565_to_yv12_c;
151          rgb24_to_yv12 = rgb24_to_yv12_c;          rgb24_to_yv12 = rgb24_to_yv12_c;
# Line 112  Line 154 
154          yuyv_to_yv12 = yuyv_to_yv12_c;          yuyv_to_yv12 = yuyv_to_yv12_c;
155          uyvy_to_yv12 = uyvy_to_yv12_c;          uyvy_to_yv12 = uyvy_to_yv12_c;
156    
157            /* All colorspace transformation functions YV12->User format */
158          yv12_to_rgb555 = yv12_to_rgb555_c;          yv12_to_rgb555 = yv12_to_rgb555_c;
159          yv12_to_rgb565 = yv12_to_rgb565_c;          yv12_to_rgb565 = yv12_to_rgb565_c;
160          yv12_to_rgb24 = yv12_to_rgb24_c;          yv12_to_rgb24 = yv12_to_rgb24_c;
# Line 120  Line 163 
163          yv12_to_yuyv = yv12_to_yuyv_c;          yv12_to_yuyv = yv12_to_yuyv_c;
164          yv12_to_uyvy = yv12_to_uyvy_c;          yv12_to_uyvy = yv12_to_uyvy_c;
165    
166            /* Functions used in motion estimation algorithms */
167          calc_cbp = calc_cbp_c;          calc_cbp = calc_cbp_c;
168          sad16 = sad16_c;          sad16 = sad16_c;
169            sad16bi  = sad16bi_c;
170          sad8 = sad8_c;          sad8 = sad8_c;
171          dev16 = dev16_c;          dev16 = dev16_c;
172    
173  #ifdef ARCH_X86  #ifdef ARCH_X86
174          if((cpu_flags & XVID_CPU_MMX) > 0) {          if((cpu_flags & XVID_CPU_MMX) > 0) {
175    
176                    /* Forward and Inverse Discrete Cosine Transformation functions */
177                  fdct = fdct_mmx;                  fdct = fdct_mmx;
178                  idct = idct_mmx;                  idct = idct_mmx;
179    
180                    /* To restore FPU context after mmx use */
181                  emms = emms_mmx;                  emms = emms_mmx;
182    
183                    /* Quantization related functions */
184                  quant_intra = quant_intra_mmx;                  quant_intra = quant_intra_mmx;
185                  dequant_intra = dequant_intra_mmx;                  dequant_intra = dequant_intra_mmx;
186                  quant_inter = quant_inter_mmx;                  quant_inter = quant_inter_mmx;
# Line 142  Line 191 
191                  quant4_inter = quant4_inter_mmx;                  quant4_inter = quant4_inter_mmx;
192                  dequant4_inter = dequant4_inter_mmx;                  dequant4_inter = dequant4_inter_mmx;
193    
194                    /* Block related functions */
195                  transfer_8to16copy = transfer_8to16copy_mmx;                  transfer_8to16copy = transfer_8to16copy_mmx;
196                  transfer_16to8copy = transfer_16to8copy_mmx;                  transfer_16to8copy = transfer_16to8copy_mmx;
197                  transfer_8to16sub = transfer_8to16sub_mmx;                  transfer_8to16sub = transfer_8to16sub_mmx;
198                    transfer_8to16sub2 = transfer_8to16sub2_mmx;
199                  transfer_16to8add = transfer_16to8add_mmx;                  transfer_16to8add = transfer_16to8add_mmx;
200                  transfer8x8_copy = transfer8x8_copy_mmx;                  transfer8x8_copy = transfer8x8_copy_mmx;
201    
202    
203                    /* Image Interpolation related functions */
204                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_mmx;                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_mmx;
205                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_mmx;                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_mmx;
206                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_mmx;                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_mmx;
207    
208                    /* Image RGB->YV12 related functions */
209                  rgb24_to_yv12 = rgb24_to_yv12_mmx;                  rgb24_to_yv12 = rgb24_to_yv12_mmx;
210                  rgb32_to_yv12 = rgb32_to_yv12_mmx;                  rgb32_to_yv12 = rgb32_to_yv12_mmx;
211                  yuv_to_yv12 = yuv_to_yv12_mmx;                  yuv_to_yv12 = yuv_to_yv12_mmx;
212                  yuyv_to_yv12 = yuyv_to_yv12_mmx;                  yuyv_to_yv12 = yuyv_to_yv12_mmx;
213                  uyvy_to_yv12 = uyvy_to_yv12_mmx;                  uyvy_to_yv12 = uyvy_to_yv12_mmx;
214    
215                    /* Image YV12->RGB related functions */
216                  yv12_to_rgb24 = yv12_to_rgb24_mmx;                  yv12_to_rgb24 = yv12_to_rgb24_mmx;
217                  yv12_to_rgb32 = yv12_to_rgb32_mmx;                  yv12_to_rgb32 = yv12_to_rgb32_mmx;
218                  yv12_to_yuyv = yv12_to_yuyv_mmx;                  yv12_to_yuyv = yv12_to_yuyv_mmx;
219                  yv12_to_uyvy = yv12_to_uyvy_mmx;                  yv12_to_uyvy = yv12_to_uyvy_mmx;
220    
221                    /* Motion estimation related functions */
222                  calc_cbp = calc_cbp_mmx;                  calc_cbp = calc_cbp_mmx;
223                  sad16 = sad16_mmx;                  sad16 = sad16_mmx;
224                  sad8 = sad8_mmx;                  sad8 = sad8_mmx;
# Line 171  Line 227 
227          }          }
228    
229          if((cpu_flags & XVID_CPU_MMXEXT) > 0) {          if((cpu_flags & XVID_CPU_MMXEXT) > 0) {
230    
231                    /* Inverse DCT */
232                  idct = idct_xmm;                  idct = idct_xmm;
233    
234                    /* Interpolation */
235                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_xmm;                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_xmm;
236                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_xmm;                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_xmm;
237                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_xmm;                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_xmm;
238    
239                    /* Buffer transfer */
240                    transfer_8to16sub2 = transfer_8to16sub2_xmm;
241    
242                    /* Colorspace transformation */
243                  yuv_to_yv12 = yuv_to_yv12_xmm;                  yuv_to_yv12 = yuv_to_yv12_xmm;
244    
245                    /* ME functions */
246                  sad16 = sad16_xmm;                  sad16 = sad16_xmm;
247                  sad8 = sad8_xmm;                  sad8 = sad8_xmm;
248                  dev16 = dev16_xmm;                  dev16 = dev16_xmm;
# Line 184  Line 250 
250          }          }
251    
252          if((cpu_flags & XVID_CPU_3DNOW) > 0) {          if((cpu_flags & XVID_CPU_3DNOW) > 0) {
253    
254                    /* Interpolation */
255                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dn;                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dn;
256                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dn;                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dn;
257                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_3dn;                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_3dn;
258          }          }
259    
260            if ((cpu_flags & XVID_CPU_SSE2) > 0) {
261    #ifdef EXPERIMENTAL_SSE2_CODE
262    
263                    /* Quantization */
264                    quant_intra   = quant_intra_sse2;
265                    dequant_intra = dequant_intra_sse2;
266                    quant_inter   = quant_inter_sse2;
267                    dequant_inter = dequant_inter_sse2;
268    
269                    /* ME */
270                    calc_cbp = calc_cbp_sse2;
271                    sad16    = sad16_sse2;
272                    dev16    = dev16_sse2;
273    
274                    /* Forward and Inverse DCT */
275                    idct  = idct_sse2;
276                    fdct = fdct_sse2;
277  #endif  #endif
278            }
279    
280    #endif
281    
282    #ifdef ARCH_IA64
283            if ((cpu_flags & XVID_CPU_IA64) > 0) { //use assembler routines?
284              idct_ia64_init();
285              fdct = fdct_ia64;
286              idct = idct_ia64;   //not yet working, crashes
287              interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_ia64;
288              interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_ia64;
289              interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_ia64;
290              sad16 = sad16_ia64;
291              sad16bi = sad16bi_ia64;
292              sad8 = sad8_ia64;
293              dev16 = dev16_ia64;
294              quant_intra = quant_intra_ia64;
295              dequant_intra = dequant_intra_ia64;
296              quant_inter = quant_inter_ia64;
297              dequant_inter = dequant_inter_ia64;
298              transfer_8to16copy = transfer_8to16copy_ia64;
299              transfer_16to8copy = transfer_16to8copy_ia64;
300              transfer_8to16sub = transfer_8to16sub_ia64;
301              transfer_8to16sub2 = transfer_8to16sub2_ia64;
302              transfer_16to8add = transfer_16to8add_ia64;
303              transfer8x8_copy = transfer8x8_copy_ia64;
304              DEBUG("Using IA-64 assembler routines.\n");
305            }
306    #endif
307    
308  #ifdef ARCH_PPC  #ifdef ARCH_PPC
309  #ifdef ARCH_PPC_ALTIVEC  #ifdef ARCH_PPC_ALTIVEC
310          calc_cbp = calc_cbp_altivec;          calc_cbp = calc_cbp_altivec;
311          fdct = fdct_altivec;          fdct = fdct_altivec;
312          idct = idct_altivec;          idct = idct_altivec;
313            sadInit = sadInit_altivec;
314          sad16 = sad16_altivec;          sad16 = sad16_altivec;
315          sad8 = sad8_altivec;          sad8 = sad8_altivec;
316          dev16 = dev16_altivec;          dev16 = dev16_altivec;
# Line 203  Line 319 
319  #endif  #endif
320  #endif  #endif
321    
         // API version  
         init_param->api_version = API_VERSION;  
   
         // something clever has to be done for this  
         init_param->core_build = 1000;  
   
322          return XVID_ERR_OK;          return XVID_ERR_OK;
323  }  }
324    
325  int xvid_decore(void * handle, int opt, void * param1, void * param2)  /*****************************************************************************
326  {   * XviD Native decoder entry point
327          switch (opt)   *
328     * This function is just a wrapper to all the option cases.
329     *
330     * Returned values : XVID_ERR_FAIL when opt is invalid
331     *                   else returns the wrapped function result
332     *
333     ****************************************************************************/
334    
335    int
336    xvid_decore(void *handle,
337                            int opt,
338                            void *param1,
339                            void *param2)
340          {          {
341            switch (opt) {
342          case XVID_DEC_DECODE :          case XVID_DEC_DECODE :
343          return decoder_decode((DECODER *) handle, (XVID_DEC_FRAME *) param1);          return decoder_decode((DECODER *) handle, (XVID_DEC_FRAME *) param1);
344    
345          case XVID_DEC_CREATE :          case XVID_DEC_CREATE :
346          return decoder_create((XVID_DEC_PARAM *) param1);                  /* ***************************************************************************
347                    NIC uso il secondo parametro 'param2' ma in realta` non so bene per cosa e`
348                    stato pensato ..... e quindi in futuro potrebbe essere un problema
349                    *************************************************************************** */
350                    if(param2!=NULL)
351                            return IM1_decoder_create((XVID_DEC_PARAM *) param1,(XVID_DEC_FRAME *) param2);
352                    else
353                            return decoder_create((XVID_DEC_PARAM *) param1); //NIC commentata
354    
355          case XVID_DEC_DESTROY :          case XVID_DEC_DESTROY :
356          return decoder_destroy((DECODER *) handle);          return decoder_destroy((DECODER *) handle);
# Line 231  Line 361 
361  }  }
362    
363    
364  int xvid_encore(void * handle, int opt, void * param1, void * param2)  /*****************************************************************************
365  {   * XviD Native encoder entry point
366          switch (opt)   *
367     * This function is just a wrapper to all the option cases.
368     *
369     * Returned values : XVID_ERR_FAIL when opt is invalid
370     *                   else returns the wrapped function result
371     *
372     ****************************************************************************/
373    
374    int
375    xvid_encore(void *handle,
376                            int opt,
377                            void *param1,
378                            void *param2)
379          {          {
380            switch (opt) {
381          case XVID_ENC_ENCODE :          case XVID_ENC_ENCODE :
382          return encoder_encode((Encoder *) handle, (XVID_ENC_FRAME *) param1, (XVID_ENC_STATS *) param2);  #ifdef BFRAMES
383                    if (((Encoder *) handle)->mbParam.max_bframes >= 0)
384                    return encoder_encode_bframes((Encoder *) handle, (XVID_ENC_FRAME *) param1,
385                                                              (XVID_ENC_STATS *) param2);
386                    else
387    #endif
388                    return encoder_encode((Encoder *) handle, (XVID_ENC_FRAME *) param1,
389                                                              (XVID_ENC_STATS *) param2);
390    
391          case XVID_ENC_CREATE :          case XVID_ENC_CREATE :
392          return encoder_create((XVID_ENC_PARAM *) param1);          return encoder_create((XVID_ENC_PARAM *) param1);

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