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

Annotation of /xvidcore/src/xvid.c

Parent Directory Parent Directory | Revision Log Revision Log


Revision 1.30 - (view) (download)

1 : edgomez 1.16 /*****************************************************************************
2 : edgomez 1.17 *
3 :     * XVID MPEG-4 VIDEO CODEC
4 :     * - Native API implementation -
5 :     *
6 :     * 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
8 :     * to use this software module in hardware or software products are
9 :     * advised that its use may infringe existing patents or copyrights, and
10 :     * any such use would be at such party's own risk. The original
11 :     * developer of this software module and his/her company, and subsequent
12 :     * editors and their companies, will have no liability for use of this
13 :     * software or modifications or derivatives thereof.
14 :     *
15 :     * This program is free software ; you can redistribute it and/or modify
16 :     * it under the terms of the GNU General Public License as published by
17 :     * the Free Software Foundation ; either version 2 of the License, or
18 :     * (at your option) any later version.
19 :     *
20 :     * This program is distributed in the hope that it will be useful,
21 :     * but WITHOUT ANY WARRANTY ; without even the implied warranty of
22 :     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 :     * GNU General Public License for more details.
24 :     *
25 :     * You should have received a copy of the GNU General Public License
26 :     * along with this program ; if not, write to the Free Software
27 :     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 :     *
29 :     ****************************************************************************/
30 : chenm001 1.29
31 : edgomez 1.16 /*****************************************************************************
32 : edgomez 1.17 *
33 :     * History
34 :     *
35 : suxen_drol 1.21 * - 23.06.2002 added XVID_CPU_CHKONLY
36 : edgomez 1.17 * - 17.03.2002 Added interpolate8x8_halfpel_hv_xmm
37 :     * - 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 : ia64p 1.30 * $Id: xvid.c,v 1.29 2002/07/09 01:48:49 chenm001 Exp $
41 : edgomez 1.17 *
42 :     ****************************************************************************/
43 : Isibaar 1.1
44 :     #include "xvid.h"
45 :     #include "decoder.h"
46 :     #include "encoder.h"
47 :     #include "bitstream/cbp.h"
48 :     #include "dct/idct.h"
49 :     #include "dct/fdct.h"
50 :     #include "image/colorspace.h"
51 :     #include "image/interpolate8x8.h"
52 :     #include "utils/mem_transfer.h"
53 :     #include "quant/quant_h263.h"
54 :     #include "quant/quant_mpeg4.h"
55 : ia64p 1.30 #include "motion/motion.h"
56 : Isibaar 1.1 #include "motion/sad.h"
57 :     #include "utils/emms.h"
58 :     #include "utils/timer.h"
59 : Isibaar 1.9 #include "bitstream/mbcoding.h"
60 : Isibaar 1.1
61 : edgomez 1.16 /*****************************************************************************
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 : edgomez 1.15 int
76 :     xvid_init(void *handle,
77 :     int opt,
78 :     void *param1,
79 :     void *param2)
80 : Isibaar 1.1 {
81 :     int cpu_flags;
82 :     XVID_INIT_PARAM *init_param;
83 :    
84 :     init_param = (XVID_INIT_PARAM *) param1;
85 :    
86 : suxen_drol 1.21 /* Inform the client the API version */
87 :     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 : chenm001 1.29 init_param->cpu_flags = check_cpu_features();
95 : suxen_drol 1.21 return XVID_ERR_OK;
96 :     }
97 :    
98 : edgomez 1.16 /* Do we have to force CPU features ? */
99 :     if ((init_param->cpu_flags & XVID_CPU_FORCE) > 0) {
100 : Isibaar 1.1 cpu_flags = init_param->cpu_flags;
101 : edgomez 1.16 } else {
102 : Isibaar 1.1
103 : chenm001 1.29 cpu_flags = check_cpu_features();
104 : Isibaar 1.1 init_param->cpu_flags = cpu_flags;
105 :     }
106 :    
107 : edgomez 1.16 /* Initialize the function pointers */
108 : Isibaar 1.1 idct_int32_init();
109 : Isibaar 1.9 init_vlc_tables();
110 :    
111 : edgomez 1.16 /* Fixed Point Forward/Inverse DCT transformations */
112 : Isibaar 1.1 fdct = fdct_int32;
113 :     idct = idct_int32;
114 :    
115 : edgomez 1.16 /* Only needed on PPC Altivec archs */
116 : canard 1.10 sadInit = 0;
117 : edgomez 1.15
118 : edgomez 1.16 /* Restore FPU context : emms_c is a nop functions */
119 : Isibaar 1.1 emms = emms_c;
120 :    
121 : edgomez 1.16 /* Quantization functions */
122 :     quant_intra = quant_intra_c;
123 : Isibaar 1.1 dequant_intra = dequant_intra_c;
124 : edgomez 1.16 quant_inter = quant_inter_c;
125 : Isibaar 1.1 dequant_inter = dequant_inter_c;
126 :    
127 : edgomez 1.16 quant4_intra = quant4_intra_c;
128 : Isibaar 1.1 dequant4_intra = dequant4_intra_c;
129 : edgomez 1.16 quant4_inter = quant4_inter_c;
130 : Isibaar 1.1 dequant4_inter = dequant4_inter_c;
131 :    
132 : edgomez 1.16 /* Block transfer related functions */
133 : Isibaar 1.1 transfer_8to16copy = transfer_8to16copy_c;
134 :     transfer_16to8copy = transfer_16to8copy_c;
135 : edgomez 1.16 transfer_8to16sub = transfer_8to16sub_c;
136 : suxen_drol 1.11 transfer_8to16sub2 = transfer_8to16sub2_c;
137 : edgomez 1.16 transfer_16to8add = transfer_16to8add_c;
138 :     transfer8x8_copy = transfer8x8_copy_c;
139 : Isibaar 1.1
140 : edgomez 1.16 /* Image interpolation related functions */
141 :     interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_c;
142 :     interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_c;
143 : Isibaar 1.1 interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_c;
144 :    
145 : edgomez 1.16 /* Initialize internal colorspace transformation tables */
146 : Isibaar 1.1 colorspace_init();
147 :    
148 : edgomez 1.16 /* All colorspace transformation functions User Format->YV12 */
149 : Isibaar 1.1 rgb555_to_yv12 = rgb555_to_yv12_c;
150 :     rgb565_to_yv12 = rgb565_to_yv12_c;
151 : edgomez 1.16 rgb24_to_yv12 = rgb24_to_yv12_c;
152 :     rgb32_to_yv12 = rgb32_to_yv12_c;
153 :     yuv_to_yv12 = yuv_to_yv12_c;
154 :     yuyv_to_yv12 = yuyv_to_yv12_c;
155 :     uyvy_to_yv12 = uyvy_to_yv12_c;
156 : Isibaar 1.1
157 : edgomez 1.16 /* All colorspace transformation functions YV12->User format */
158 : Isibaar 1.1 yv12_to_rgb555 = yv12_to_rgb555_c;
159 :     yv12_to_rgb565 = yv12_to_rgb565_c;
160 : edgomez 1.16 yv12_to_rgb24 = yv12_to_rgb24_c;
161 :     yv12_to_rgb32 = yv12_to_rgb32_c;
162 :     yv12_to_yuv = yv12_to_yuv_c;
163 :     yv12_to_yuyv = yv12_to_yuyv_c;
164 :     yv12_to_uyvy = yv12_to_uyvy_c;
165 : Isibaar 1.1
166 : edgomez 1.16 /* Functions used in motion estimation algorithms */
167 : Isibaar 1.1 calc_cbp = calc_cbp_c;
168 : edgomez 1.16 sad16 = sad16_c;
169 :     sad16bi = sad16bi_c;
170 :     sad8 = sad8_c;
171 :     dev16 = dev16_c;
172 : ia64p 1.30 Halfpel8_Refine = Halfpel8_Refine_c;
173 : Isibaar 1.1
174 :     #ifdef ARCH_X86
175 : edgomez 1.15 if ((cpu_flags & XVID_CPU_MMX) > 0) {
176 : edgomez 1.16
177 :     /* Forward and Inverse Discrete Cosine Transformation functions */
178 : Isibaar 1.1 fdct = fdct_mmx;
179 :     idct = idct_mmx;
180 :    
181 : edgomez 1.16 /* To restore FPU context after mmx use */
182 : Isibaar 1.1 emms = emms_mmx;
183 :    
184 : edgomez 1.16 /* Quantization related functions */
185 :     quant_intra = quant_intra_mmx;
186 : Isibaar 1.1 dequant_intra = dequant_intra_mmx;
187 : edgomez 1.16 quant_inter = quant_inter_mmx;
188 : Isibaar 1.1 dequant_inter = dequant_inter_mmx;
189 :    
190 : edgomez 1.16 quant4_intra = quant4_intra_mmx;
191 : Isibaar 1.1 dequant4_intra = dequant4_intra_mmx;
192 : edgomez 1.16 quant4_inter = quant4_inter_mmx;
193 : Isibaar 1.1 dequant4_inter = dequant4_inter_mmx;
194 :    
195 : edgomez 1.16 /* Block related functions */
196 : Isibaar 1.1 transfer_8to16copy = transfer_8to16copy_mmx;
197 :     transfer_16to8copy = transfer_16to8copy_mmx;
198 : edgomez 1.16 transfer_8to16sub = transfer_8to16sub_mmx;
199 : edgomez 1.22 transfer_8to16sub2 = transfer_8to16sub2_mmx;
200 : edgomez 1.16 transfer_16to8add = transfer_16to8add_mmx;
201 :     transfer8x8_copy = transfer8x8_copy_mmx;
202 : edgomez 1.22
203 : edgomez 1.16
204 :     /* Image Interpolation related functions */
205 :     interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_mmx;
206 :     interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_mmx;
207 : Isibaar 1.1 interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_mmx;
208 :    
209 : edgomez 1.16 /* Image RGB->YV12 related functions */
210 : Isibaar 1.1 rgb24_to_yv12 = rgb24_to_yv12_mmx;
211 :     rgb32_to_yv12 = rgb32_to_yv12_mmx;
212 : edgomez 1.16 yuv_to_yv12 = yuv_to_yv12_mmx;
213 :     yuyv_to_yv12 = yuyv_to_yv12_mmx;
214 :     uyvy_to_yv12 = uyvy_to_yv12_mmx;
215 : Isibaar 1.1
216 : edgomez 1.16 /* Image YV12->RGB related functions */
217 : Isibaar 1.1 yv12_to_rgb24 = yv12_to_rgb24_mmx;
218 :     yv12_to_rgb32 = yv12_to_rgb32_mmx;
219 : edgomez 1.16 yv12_to_yuyv = yv12_to_yuyv_mmx;
220 :     yv12_to_uyvy = yv12_to_uyvy_mmx;
221 : Isibaar 1.1
222 : edgomez 1.16 /* Motion estimation related functions */
223 : Isibaar 1.1 calc_cbp = calc_cbp_mmx;
224 : edgomez 1.16 sad16 = sad16_mmx;
225 :     sad8 = sad8_mmx;
226 :     dev16 = dev16_mmx;
227 : Isibaar 1.1
228 :     }
229 :    
230 : edgomez 1.15 if ((cpu_flags & XVID_CPU_MMXEXT) > 0) {
231 : edgomez 1.16
232 :     /* Inverse DCT */
233 : Isibaar 1.1 idct = idct_xmm;
234 : edgomez 1.16
235 :     /* Interpolation */
236 :     interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_xmm;
237 :     interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_xmm;
238 : h 1.3 interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_xmm;
239 : Isibaar 1.25
240 : chenm001 1.29 /* Quantization */
241 :     dequant_intra = dequant_intra_xmm;
242 :     dequant_inter = dequant_inter_xmm;
243 :    
244 : edgomez 1.19 /* Buffer transfer */
245 :     transfer_8to16sub2 = transfer_8to16sub2_xmm;
246 : edgomez 1.16
247 :     /* Colorspace transformation */
248 : Isibaar 1.1 yuv_to_yv12 = yuv_to_yv12_xmm;
249 :    
250 : edgomez 1.16 /* ME functions */
251 : Isibaar 1.1 sad16 = sad16_xmm;
252 : chenm001 1.29 sad16bi = sad16bi_xmm;
253 : edgomez 1.16 sad8 = sad8_xmm;
254 : Isibaar 1.1 dev16 = dev16_xmm;
255 :    
256 :     }
257 :    
258 : edgomez 1.15 if ((cpu_flags & XVID_CPU_3DNOW) > 0) {
259 : edgomez 1.16
260 :     /* Interpolation */
261 : Isibaar 1.1 interpolate8x8_halfpel_h = interpolate8x8_halfpel_h_3dn;
262 :     interpolate8x8_halfpel_v = interpolate8x8_halfpel_v_3dn;
263 : h 1.4 interpolate8x8_halfpel_hv = interpolate8x8_halfpel_hv_3dn;
264 : Isibaar 1.1 }
265 :    
266 : edgomez 1.15 if ((cpu_flags & XVID_CPU_SSE2) > 0) {
267 : Isibaar 1.14 #ifdef EXPERIMENTAL_SSE2_CODE
268 : edgomez 1.16
269 : chenm001 1.29 calc_cbp = calc_cbp_sse2;
270 :    
271 : edgomez 1.16 /* Quantization */
272 :     quant_intra = quant_intra_sse2;
273 : Isibaar 1.14 dequant_intra = dequant_intra_sse2;
274 : edgomez 1.16 quant_inter = quant_inter_sse2;
275 : Isibaar 1.14 dequant_inter = dequant_inter_sse2;
276 : h 1.13
277 : edgomez 1.16 /* ME */
278 :     sad16 = sad16_sse2;
279 :     dev16 = dev16_sse2;
280 :    
281 :     /* Forward and Inverse DCT */
282 :     idct = idct_sse2;
283 : Isibaar 1.14 fdct = fdct_sse2;
284 :     #endif
285 : h 1.12 }
286 : edgomez 1.16
287 : Isibaar 1.1 #endif
288 : Isibaar 1.18
289 :     #ifdef ARCH_IA64
290 :     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 : ia64p 1.30 Halfpel8_Refine = Halfpel8_Refine_ia64;
302 : Isibaar 1.18 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 : edgomez 1.16
316 : canard 1.5 #ifdef ARCH_PPC
317 : canard 1.6 #ifdef ARCH_PPC_ALTIVEC
318 :     calc_cbp = calc_cbp_altivec;
319 : canard 1.7 fdct = fdct_altivec;
320 :     idct = idct_altivec;
321 : canard 1.10 sadInit = sadInit_altivec;
322 : canard 1.8 sad16 = sad16_altivec;
323 :     sad8 = sad8_altivec;
324 :     dev16 = dev16_altivec;
325 : canard 1.6 #else
326 : canard 1.5 calc_cbp = calc_cbp_ppc;
327 : canard 1.6 #endif
328 : canard 1.5 #endif
329 : Isibaar 1.1
330 :     return XVID_ERR_OK;
331 :     }
332 :    
333 : edgomez 1.16 /*****************************************************************************
334 :     * XviD Native decoder entry point
335 :     *
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 : edgomez 1.15 int
344 :     xvid_decore(void *handle,
345 :     int opt,
346 :     void *param1,
347 :     void *param2)
348 : Isibaar 1.1 {
349 : edgomez 1.15 switch (opt) {
350 :     case XVID_DEC_DECODE:
351 :     return decoder_decode((DECODER *) handle, (XVID_DEC_FRAME *) param1);
352 :    
353 :     case XVID_DEC_CREATE:
354 : chenm001 1.29 return decoder_create((XVID_DEC_PARAM *) param1);
355 : edgomez 1.15
356 :     case XVID_DEC_DESTROY:
357 :     return decoder_destroy((DECODER *) handle);
358 : Isibaar 1.1
359 :     default:
360 : edgomez 1.15 return XVID_ERR_FAIL;
361 :     }
362 : Isibaar 1.1 }
363 :    
364 : edgomez 1.16
365 :     /*****************************************************************************
366 :     * XviD Native encoder entry point
367 :     *
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 : Isibaar 1.1
375 : edgomez 1.15 int
376 :     xvid_encore(void *handle,
377 :     int opt,
378 :     void *param1,
379 :     void *param2)
380 : Isibaar 1.1 {
381 : edgomez 1.15 switch (opt) {
382 :     case XVID_ENC_ENCODE:
383 : suxen_drol 1.20 #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 : edgomez 1.15 return encoder_encode((Encoder *) handle, (XVID_ENC_FRAME *) param1,
390 :     (XVID_ENC_STATS *) param2);
391 :    
392 :     case XVID_ENC_CREATE:
393 :     return encoder_create((XVID_ENC_PARAM *) param1);
394 :    
395 :     case XVID_ENC_DESTROY:
396 :     return encoder_destroy((Encoder *) handle);
397 : Isibaar 1.1
398 :     default:
399 : edgomez 1.15 return XVID_ERR_FAIL;
400 :     }
401 : Isibaar 1.1 }

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