[cvs] / xvidcore / src / xvid.c Repository:
ViewVC logotype

Diff of /xvidcore/src/xvid.c

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 1.3, Sun Mar 17 08:20:02 2002 UTC revision 1.30, Tue Jul 16 11:15:15 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 50  Line 52 
52  #include "utils/mem_transfer.h"  #include "utils/mem_transfer.h"
53  #include "quant/quant_h263.h"  #include "quant/quant_h263.h"
54  #include "quant/quant_mpeg4.h"  #include "quant/quant_mpeg4.h"
55    #include "motion/motion.h"
56  #include "motion/sad.h"  #include "motion/sad.h"
57  #include "utils/emms.h"  #include "utils/emms.h"
58  #include "utils/timer.h"  #include "utils/timer.h"
59    #include "bitstream/mbcoding.h"
60    
61  int xvid_init(void *handle, int opt, void *param1, void *param2)  /*****************************************************************************
62     * XviD Init Entry point
63     *
64     * Well this function initialize all internal function pointers according
65     * to the CPU features forced by the library client or autodetected (depending
66     * on the XVID_CPU_FORCE flag). It also initializes vlc coding tables and all
67     * image colorspace transformation tables.
68     *
69     * Returned value : XVID_ERR_OK
70     *                  + API_VERSION in the input XVID_INIT_PARAM structure
71     *                  + core build  "   "    "       "               "
72     *
73     ****************************************************************************/
74    
75    int
76    xvid_init(void *handle,
77                      int opt,
78                      void *param1,
79                      void *param2)
80  {  {
81          int cpu_flags;          int cpu_flags;
82          XVID_INIT_PARAM *init_param;          XVID_INIT_PARAM *init_param;
83    
84          init_param = (XVID_INIT_PARAM *) param1;          init_param = (XVID_INIT_PARAM *) param1;
85    
86          // force specific cpu settings?          /* Inform the client the API version */
87          if((init_param->cpu_flags & XVID_CPU_FORCE) > 0)          init_param->api_version = API_VERSION;
88    
89            /* Inform the client the core build - unused because we're still alpha */
90            init_param->core_build = 1000;
91    
92            if ((init_param->cpu_flags & XVID_CPU_CHKONLY))
93            {
94                    init_param->cpu_flags = check_cpu_features();
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    
 #ifdef ARCH_X86  
103                  cpu_flags = check_cpu_features();                  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            Halfpel8_Refine = Halfpel8_Refine_c;
173    
174  #ifdef ARCH_X86  #ifdef ARCH_X86
175          if((cpu_flags & XVID_CPU_MMX) > 0) {          if((cpu_flags & XVID_CPU_MMX) > 0) {
176    
177                    /* Forward and Inverse Discrete Cosine Transformation functions */
178                  fdct = fdct_mmx;                  fdct = fdct_mmx;
179                  idct = idct_mmx;                  idct = idct_mmx;
180    
181                    /* To restore FPU context after mmx use */
182                  emms = emms_mmx;                  emms = emms_mmx;
183    
184                    /* Quantization related functions */
185                  quant_intra = quant_intra_mmx;                  quant_intra = quant_intra_mmx;
186                  dequant_intra = dequant_intra_mmx;                  dequant_intra = dequant_intra_mmx;
187                  quant_inter = quant_inter_mmx;                  quant_inter = quant_inter_mmx;
# Line 142  Line 192 
192                  quant4_inter = quant4_inter_mmx;                  quant4_inter = quant4_inter_mmx;
193                  dequant4_inter = dequant4_inter_mmx;                  dequant4_inter = dequant4_inter_mmx;
194    
195                    /* Block related functions */
196                  transfer_8to16copy = transfer_8to16copy_mmx;                  transfer_8to16copy = transfer_8to16copy_mmx;
197                  transfer_16to8copy = transfer_16to8copy_mmx;                  transfer_16to8copy = transfer_16to8copy_mmx;
198                  transfer_8to16sub = transfer_8to16sub_mmx;                  transfer_8to16sub = transfer_8to16sub_mmx;
199                    transfer_8to16sub2 = transfer_8to16sub2_mmx;
200                  transfer_16to8add = transfer_16to8add_mmx;                  transfer_16to8add = transfer_16to8add_mmx;
201                  transfer8x8_copy = transfer8x8_copy_mmx;                  transfer8x8_copy = transfer8x8_copy_mmx;
202    
203    
204                    /* Image Interpolation related functions */
205                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_mmx;                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_mmx;
206                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_mmx;                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_mmx;
207                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_mmx;                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_mmx;
208    
209                    /* Image RGB->YV12 related functions */
210                  rgb24_to_yv12 = rgb24_to_yv12_mmx;                  rgb24_to_yv12 = rgb24_to_yv12_mmx;
211                  rgb32_to_yv12 = rgb32_to_yv12_mmx;                  rgb32_to_yv12 = rgb32_to_yv12_mmx;
212                  yuv_to_yv12 = yuv_to_yv12_mmx;                  yuv_to_yv12 = yuv_to_yv12_mmx;
213                  yuyv_to_yv12 = yuyv_to_yv12_mmx;                  yuyv_to_yv12 = yuyv_to_yv12_mmx;
214                  uyvy_to_yv12 = uyvy_to_yv12_mmx;                  uyvy_to_yv12 = uyvy_to_yv12_mmx;
215    
216                    /* Image YV12->RGB related functions */
217                  yv12_to_rgb24 = yv12_to_rgb24_mmx;                  yv12_to_rgb24 = yv12_to_rgb24_mmx;
218                  yv12_to_rgb32 = yv12_to_rgb32_mmx;                  yv12_to_rgb32 = yv12_to_rgb32_mmx;
219                  yv12_to_yuyv = yv12_to_yuyv_mmx;                  yv12_to_yuyv = yv12_to_yuyv_mmx;
220                  yv12_to_uyvy = yv12_to_uyvy_mmx;                  yv12_to_uyvy = yv12_to_uyvy_mmx;
221    
222                    /* Motion estimation related functions */
223                  calc_cbp = calc_cbp_mmx;                  calc_cbp = calc_cbp_mmx;
224                  sad16 = sad16_mmx;                  sad16 = sad16_mmx;
225                  sad8 = sad8_mmx;                  sad8 = sad8_mmx;
# Line 171  Line 228 
228          }          }
229    
230          if((cpu_flags & XVID_CPU_MMXEXT) > 0) {          if((cpu_flags & XVID_CPU_MMXEXT) > 0) {
231    
232                    /* Inverse DCT */
233                  idct = idct_xmm;                  idct = idct_xmm;
234    
235                    /* Interpolation */
236                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_xmm;                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_xmm;
237                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_xmm;                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_xmm;
238                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_xmm;                  interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_xmm;
239    
240                    /* Quantization */
241                    dequant_intra = dequant_intra_xmm;
242                    dequant_inter = dequant_inter_xmm;
243    
244                    /* Buffer transfer */
245                    transfer_8to16sub2 = transfer_8to16sub2_xmm;
246    
247                    /* Colorspace transformation */
248                  yuv_to_yv12 = yuv_to_yv12_xmm;                  yuv_to_yv12 = yuv_to_yv12_xmm;
249    
250                    /* ME functions */
251                  sad16 = sad16_xmm;                  sad16 = sad16_xmm;
252                    sad16bi = sad16bi_xmm;
253                  sad8 = sad8_xmm;                  sad8 = sad8_xmm;
254                  dev16 = dev16_xmm;                  dev16 = dev16_xmm;
255    
256          }          }
257    
258          if((cpu_flags & XVID_CPU_3DNOW) > 0) {          if((cpu_flags & XVID_CPU_3DNOW) > 0) {
259    
260                    /* Interpolation */
261                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dn;                  interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dn;
262                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dn;                  interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dn;
263                    interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_3dn;
264          }          }
265    
266            if ((cpu_flags & XVID_CPU_SSE2) > 0) {
267    #ifdef EXPERIMENTAL_SSE2_CODE
268    
269                    calc_cbp = calc_cbp_sse2;
270    
271                    /* Quantization */
272                    quant_intra   = quant_intra_sse2;
273                    dequant_intra = dequant_intra_sse2;
274                    quant_inter   = quant_inter_sse2;
275                    dequant_inter = dequant_inter_sse2;
276    
277                    /* ME */
278                    sad16    = sad16_sse2;
279                    dev16    = dev16_sse2;
280    
281                    /* Forward and Inverse DCT */
282                    idct  = idct_sse2;
283                    fdct = fdct_sse2;
284  #endif  #endif
285            }
286    
287          // API version  #endif
         init_param->api_version = API_VERSION;  
288    
289          // something clever has to be done for this  #ifdef ARCH_IA64
290          init_param->core_build = 1000;          if ((cpu_flags & XVID_CPU_IA64) > 0) { //use assembler routines?
291              idct_ia64_init();
292              fdct = fdct_ia64;
293              idct = idct_ia64;   //not yet working, crashes
294              interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_ia64;
295              interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_ia64;
296              interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_ia64;
297              sad16 = sad16_ia64;
298              sad16bi = sad16bi_ia64;
299              sad8 = sad8_ia64;
300              dev16 = dev16_ia64;
301              Halfpel8_Refine = Halfpel8_Refine_ia64;
302              quant_intra = quant_intra_ia64;
303              dequant_intra = dequant_intra_ia64;
304              quant_inter = quant_inter_ia64;
305              dequant_inter = dequant_inter_ia64;
306              transfer_8to16copy = transfer_8to16copy_ia64;
307              transfer_16to8copy = transfer_16to8copy_ia64;
308              transfer_8to16sub = transfer_8to16sub_ia64;
309              transfer_8to16sub2 = transfer_8to16sub2_ia64;
310              transfer_16to8add = transfer_16to8add_ia64;
311              transfer8x8_copy = transfer8x8_copy_ia64;
312              DEBUG("Using IA-64 assembler routines.\n");
313            }
314    #endif
315    
316    #ifdef ARCH_PPC
317    #ifdef ARCH_PPC_ALTIVEC
318            calc_cbp = calc_cbp_altivec;
319            fdct = fdct_altivec;
320            idct = idct_altivec;
321            sadInit = sadInit_altivec;
322            sad16 = sad16_altivec;
323            sad8 = sad8_altivec;
324            dev16 = dev16_altivec;
325    #else
326            calc_cbp = calc_cbp_ppc;
327    #endif
328    #endif
329    
330          return XVID_ERR_OK;          return XVID_ERR_OK;
331  }  }
332    
333  int xvid_decore(void * handle, int opt, void * param1, void * param2)  /*****************************************************************************
334  {   * XviD Native decoder entry point
335          switch (opt)   *
336     * This function is just a wrapper to all the option cases.
337     *
338     * Returned values : XVID_ERR_FAIL when opt is invalid
339     *                   else returns the wrapped function result
340     *
341     ****************************************************************************/
342    
343    int
344    xvid_decore(void *handle,
345                            int opt,
346                            void *param1,
347                            void *param2)
348          {          {
349            switch (opt) {
350          case XVID_DEC_DECODE :          case XVID_DEC_DECODE :
351          return decoder_decode((DECODER *) handle, (XVID_DEC_FRAME *) param1);          return decoder_decode((DECODER *) handle, (XVID_DEC_FRAME *) param1);
352    
# Line 218  Line 362 
362  }  }
363    
364    
365  int xvid_encore(void * handle, int opt, void * param1, void * param2)  /*****************************************************************************
366  {   * XviD Native encoder entry point
367          switch (opt)   *
368     * This function is just a wrapper to all the option cases.
369     *
370     * Returned values : XVID_ERR_FAIL when opt is invalid
371     *                   else returns the wrapped function result
372     *
373     ****************************************************************************/
374    
375    int
376    xvid_encore(void *handle,
377                            int opt,
378                            void *param1,
379                            void *param2)
380          {          {
381            switch (opt) {
382          case XVID_ENC_ENCODE :          case XVID_ENC_ENCODE :
383          return encoder_encode((Encoder *) handle, (XVID_ENC_FRAME *) param1, (XVID_ENC_STATS *) param2);  #ifdef BFRAMES
384                    if (((Encoder *) handle)->mbParam.max_bframes >= 0)
385                    return encoder_encode_bframes((Encoder *) handle, (XVID_ENC_FRAME *) param1,
386                                                              (XVID_ENC_STATS *) param2);
387                    else
388    #endif
389                    return encoder_encode((Encoder *) handle, (XVID_ENC_FRAME *) param1,
390                                                              (XVID_ENC_STATS *) param2);
391    
392          case XVID_ENC_CREATE :          case XVID_ENC_CREATE :
393          return encoder_create((XVID_ENC_PARAM *) param1);          return encoder_create((XVID_ENC_PARAM *) param1);

Legend:
Removed from v.1.3  
changed lines
  Added in v.1.30

No admin address has been configured
ViewVC Help
Powered by ViewVC 1.0.4