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1 : | edgomez | 199 | /***************************************************************************** |
2 : | edgomez | 868 | * |
3 : | * XVID MPEG-4 VIDEO CODEC | ||
4 : | * - XviD Main header file - | ||
5 : | * | ||
6 : | * This file is part of XviD, a free MPEG-4 video encoder/decoder | ||
7 : | * | ||
8 : | * 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 | ||
10 : | * the Free Software Foundation; either version 2 of the License, or | ||
11 : | * (at your option) any later version. | ||
12 : | * | ||
13 : | * This program is distributed in the hope that it will be useful, | ||
14 : | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
15 : | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
16 : | * GNU General Public License for more details. | ||
17 : | * | ||
18 : | * You should have received a copy of the GNU General Public License | ||
19 : | * along with this program; if not, write to the Free Software | ||
20 : | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
21 : | * | ||
22 : | suxen_drol | 890 | * $Id: xvid.h,v 1.27.2.1 2003-02-22 08:49:44 suxen_drol Exp $ |
23 : | edgomez | 868 | * |
24 : | ****************************************************************************/ | ||
25 : | edgomez | 199 | |
26 : | #ifndef _XVID_H_ | ||
27 : | #define _XVID_H_ | ||
28 : | |||
29 : | #ifdef __cplusplus | ||
30 : | chl | 352 | extern "C" { |
31 : | edgomez | 199 | #endif |
32 : | |||
33 : | /***************************************************************************** | ||
34 : | suxen_drol | 890 | * versioning |
35 : | edgomez | 199 | ****************************************************************************/ |
36 : | |||
37 : | suxen_drol | 890 | /* versioning |
38 : | version takes the form "$major.$minor.$patch" | ||
39 : | $patch is incremented when there is no api change | ||
40 : | $minor is incremented when the api is changed, but remains backwards compatible | ||
41 : | $major is incremented when the api is changed significantly | ||
42 : | edgomez | 199 | |
43 : | suxen_drol | 890 | when initialising an xvid structure, you must always zero it, and set the version field. |
44 : | memset(&struct,0,sizeof(struct)); | ||
45 : | struct.version = XVID_VERSION; | ||
46 : | |||
47 : | XVID_UNSTABLE is defined only during development. | ||
48 : | */ | ||
49 : | |||
50 : | #define XVID_MAKE_VERSION(a,b,c) ( (((a)&0xff)<<16) | (((b)&0xff)<<8) | ((c)&0xff) ) | ||
51 : | #define XVID_MAJOR(a) ( ((a)>>16) & 0xff ) | ||
52 : | #define XVID_MINOR(b) ((char)( ((b)>>8) & 0xff )) | ||
53 : | #define XVID_PATCH(c) ( (c) & 0xff ) | ||
54 : | |||
55 : | #define XVID_VERSION XVID_MAKE_VERSION(1,-127,0) | ||
56 : | #define XVID_UNSTABLE | ||
57 : | |||
58 : | edgomez | 851 | /* Bitstream Version |
59 : | * this will be writen into the bitstream to allow easy detection of xvid | ||
60 : | * encoder bugs in the decoder, without this it might not possible to | ||
61 : | * automatically distinquish between a file which has been encoded with an | ||
62 : | * old & buggy XVID from a file which has been encoded with a bugfree version | ||
63 : | * see the infamous interlacing bug ... | ||
64 : | * | ||
65 : | * this MUST be increased if an encoder bug is fixed, increasing it too often | ||
66 : | * doesnt hurt but not increasing it could cause difficulty for decoders in the | ||
67 : | * future | ||
68 : | edgomez | 608 | */ |
69 : | edgomez | 851 | #define XVID_BS_VERSION "0009" |
70 : | edgomez | 199 | |
71 : | |||
72 : | suxen_drol | 890 | /***************************************************************************** |
73 : | * error codes | ||
74 : | ****************************************************************************/ | ||
75 : | edgomez | 199 | |
76 : | suxen_drol | 890 | /* all functions return values <0 indicate error */ |
77 : | edgomez | 199 | |
78 : | suxen_drol | 890 | #define XVID_ERR_FAIL -1 /* general fault */ |
79 : | #define XVID_ERR_MEMORY -2 /* memory allocation error */ | ||
80 : | #define XVID_ERR_FORMAT -3 /* file format error */ | ||
81 : | #define XVID_ERR_VERSION -4 /* structure version not supported */ | ||
82 : | #define XVID_ERR_END -5 /* encoder only; end of stream reached */ | ||
83 : | edgomez | 199 | |
84 : | |||
85 : | edgomez | 608 | |
86 : | suxen_drol | 890 | /***************************************************************************** |
87 : | * xvid_image_t | ||
88 : | ****************************************************************************/ | ||
89 : | edgomez | 608 | |
90 : | suxen_drol | 890 | /* colorspace values */ |
91 : | edgomez | 608 | |
92 : | suxen_drol | 890 | #define XVID_CSP_USER 0 /* 4:2:0 planar */ |
93 : | #define XVID_CSP_I420 1 /* 4:2:0 packed(planar win32) */ | ||
94 : | #define XVID_CSP_YV12 2 /* 4:2:0 packed(planar win32) */ | ||
95 : | #define XVID_CSP_YUY2 3 /* 4:2:2 packed */ | ||
96 : | #define XVID_CSP_UYVY 4 /* 4:2:2 packed */ | ||
97 : | #define XVID_CSP_YVYU 5 /* 4:2:2 packed */ | ||
98 : | #define XVID_CSP_BGRA 6 /* 32-bit bgra packed */ | ||
99 : | #define XVID_CSP_ABGR 7 /* 32-bit abgr packed */ | ||
100 : | #define XVID_CSP_RGBA 8 /* 32-bit rgba packed */ | ||
101 : | #define XVID_CSP_BGR 9 /* 32-bit bgr packed */ | ||
102 : | #define XVID_CSP_RGB555 10 /* 16-bit rgb555 packed */ | ||
103 : | #define XVID_CSP_RGB565 11 /* 16-bit rgb565 packed */ | ||
104 : | #define XVID_CSP_SLICE 12 /* decoder only: 4:2:0 planar, per slice rendering */ | ||
105 : | #define XVID_CSP_INTERNAL 13 /* decoder only: 4:2:0 planar, returns ptrs to internal buffers */ | ||
106 : | #define XVID_CSP_NULL 14 /* decoder only: dont output anything */ | ||
107 : | #define XVID_CSP_VFLIP 0x80000000 /* vertical flip mask */ | ||
108 : | edgomez | 608 | |
109 : | suxen_drol | 890 | /* xvid_image_t |
110 : | for non-planar colorspaces use only plane[0] and stride[0] | ||
111 : | four plane reserved for alpha*/ | ||
112 : | typedef struct { | ||
113 : | int csp; /* [in] colorspace; or with XVID_CSP_VFLIP to perform vertical flip */ | ||
114 : | void * plane[4]; /* [in] image plane ptrs */ | ||
115 : | int stride[4]; /* [in] image stride; "bytes per row"*/ | ||
116 : | } xvid_image_t; | ||
117 : | |||
118 : | |||
119 : | /* aspect ratios */ | ||
120 : | #define XVID_PAR_11_VGA 1 /* 1:1 vga (square) */ | ||
121 : | #define XVID_PAR_43_PAL 2 /* 4:3 pal (12:11 625-line) */ | ||
122 : | #define XVID_PAR_43_NTSC 3 /* 4:3 ntsc (10:11 525-line) */ | ||
123 : | #define XVID_PAR_169_PAL 4 /* 16:9 pal (16:11 625-line) */ | ||
124 : | #define XVID_PAR_169_NTSC 5 /* 16:9 ntsc (40:33 525-line) */ | ||
125 : | #define XVID_PAR_EXT 15 /* extended par; use par_width, par_height */ | ||
126 : | |||
127 : | /* frame type flags */ | ||
128 : | #define XVID_TYPE_VOL -1 /* decoder only: vol was decoded */ | ||
129 : | #define XVID_TYPE_NOTHING 0 /* decoder only (encoder stats): nothing was decoded/encoded */ | ||
130 : | #define XVID_TYPE_AUTO 0 /* encoder: automatically determine coding type */ | ||
131 : | #define XVID_TYPE_IVOP 1 /* intra frame */ | ||
132 : | #define XVID_TYPE_PVOP 2 /* predicted frame */ | ||
133 : | #define XVID_TYPE_BVOP 3 /* bidirectionally encoded */ | ||
134 : | #define XVID_TYPE_SVOP 4 /* predicted+sprite frame */ | ||
135 : | |||
136 : | edgomez | 199 | /***************************************************************************** |
137 : | suxen_drol | 890 | * xvid_global() |
138 : | edgomez | 199 | ****************************************************************************/ |
139 : | |||
140 : | suxen_drol | 890 | /* cpu_flags definitions */ |
141 : | edgomez | 199 | |
142 : | suxen_drol | 890 | #define XVID_CPU_FORCE 0x80000000 /* force passed cpu flags */ |
143 : | #define XVID_CPU_ASM 0x00000080 /* native assembly */ | ||
144 : | edgomez | 851 | /* ARCH_IS_IA32 */ |
145 : | suxen_drol | 890 | #define XVID_CPU_MMX 0x00000001 /* mmx : pentiumMMX,k6 */ |
146 : | #define XVID_CPU_MMXEXT 0x00000002 /* mmx-ext : pentium2, athlon */ | ||
147 : | #define XVID_CPU_SSE 0x00000004 /* sse : pentium3, athlonXP */ | ||
148 : | #define XVID_CPU_SSE2 0x00000008 /* sse2 : pentium4, athlon64 */ | ||
149 : | #define XVID_CPU_3DNOW 0x00000010 /* 3dnow : k6-2 */ | ||
150 : | #define XVID_CPU_3DNOWEXT 0x00000020 /* 3dnow-ext: athlon */ | ||
151 : | #define XVID_CPU_TSC 0x00000040 /* timestamp counter */ | ||
152 : | edgomez | 851 | /* ARCH_IS_PPC */ |
153 : | suxen_drol | 890 | #define XVID_CPU_ALTIVEC 0x00000001 /* altivec */ |
154 : | edgomez | 199 | |
155 : | Isibaar | 209 | |
156 : | suxen_drol | 890 | /* XVID_GBL_INIT param1 */ |
157 : | typedef struct { | ||
158 : | int version; | ||
159 : | int cpu_flags; /* [in:opt] zero = autodetect cpu | ||
160 : | XVID_CPU_FORCE|{cpu features} = force cpu features */ | ||
161 : | } xvid_gbl_init_t; | ||
162 : | edgomez | 199 | |
163 : | |||
164 : | suxen_drol | 890 | /* XVID_GBL_INFO param1 */ |
165 : | typedef struct { | ||
166 : | int version; | ||
167 : | int actual_version; /* [out] returns the actual xvidcore version */ | ||
168 : | const char * build; /* [out] if !null, points to description of this xvid core build */ | ||
169 : | int cpu_flags; /* [out] detected cpu features */ | ||
170 : | int num_threads; /* [out] detected number of cpus/threads */ | ||
171 : | } xvid_gbl_info_t; | ||
172 : | Isibaar | 209 | |
173 : | edgomez | 199 | |
174 : | suxen_drol | 890 | /* XVID_GBL_CONVERT param1 */ |
175 : | typedef struct { | ||
176 : | int version; | ||
177 : | xvid_image_t input; /* [in] input image & colorspace */ | ||
178 : | xvid_image_t output; /* [in] output image & colorspace */ | ||
179 : | int width; /* [in] width */ | ||
180 : | int height; /* [in] height */ | ||
181 : | int interlacing; /* [in] interlacing */ | ||
182 : | } xvid_gbl_convert_t; | ||
183 : | edgomez | 851 | |
184 : | edgomez | 199 | |
185 : | suxen_drol | 890 | #define XVID_GBL_INIT 0 /* initialize xvidcore; must be called before using xvid_decore, or xvid_encore) */ |
186 : | #define XVID_GBL_INFO 1 /* return some info about xvidcore, and the host computer */ | ||
187 : | #define XVID_GBL_CONVERT 2 /* colorspace conversion utility */ | ||
188 : | #define XVID_GBL_TEST 3 /* testing.. */ | ||
189 : | edgomez | 199 | |
190 : | suxen_drol | 890 | int xvid_global(void *handle, int opt, void *param1, void *param2); |
191 : | edgomez | 199 | |
192 : | |||
193 : | /***************************************************************************** | ||
194 : | suxen_drol | 890 | * xvid_decore() |
195 : | edgomez | 199 | ****************************************************************************/ |
196 : | |||
197 : | suxen_drol | 890 | #define XVID_DEC_CREATE 0 /* create decore instance; return 0 on success */ |
198 : | #define XVID_DEC_DESTROY 1 /* destroy decore instance: return 0 on success */ | ||
199 : | #define XVID_DEC_DECODE 2 /* decode a frame: returns number of bytes consumed >= 0 */ | ||
200 : | edgomez | 199 | |
201 : | suxen_drol | 890 | int xvid_decore(void *handle, int opt, void *param1, void *param2); |
202 : | edgomez | 199 | |
203 : | suxen_drol | 890 | /* XVID_DEC_CREATE param 1 |
204 : | image width & height may be specified here when the dimensions are | ||
205 : | known in advance. */ | ||
206 : | typedef struct { | ||
207 : | int version; | ||
208 : | int width; /* [in:opt] image width */ | ||
209 : | int height; /* [in:opt] image width */ | ||
210 : | void * handle; /* [out] decore context handle */ | ||
211 : | } xvid_dec_create_t; | ||
212 : | edgomez | 851 | |
213 : | |||
214 : | suxen_drol | 890 | /* XVID_DEC_DECODE param1 */ |
215 : | /* general flags */ | ||
216 : | #define XVID_LOWDELAY 0x00000001 /* lowdelay mode */ | ||
217 : | #define XVID_DISCONTINUITY 0x00000002 /* indicates break in stream */ | ||
218 : | edgomez | 851 | |
219 : | suxen_drol | 890 | typedef struct { |
220 : | int version; | ||
221 : | int general; /* [in:opt] general flags */ | ||
222 : | void *bitstream; /* [in] bitstream (read from)*/ | ||
223 : | int length; /* [in] bitstream length */ | ||
224 : | xvid_image_t output; /* [in] output image (written to) */ | ||
225 : | } | ||
226 : | xvid_dec_frame_t; | ||
227 : | edgomez | 199 | |
228 : | |||
229 : | suxen_drol | 890 | /* XVID_DEC_DECODE param2 :: optional */ |
230 : | typedef struct | ||
231 : | { | ||
232 : | int version; | ||
233 : | int type; /* [out] output data type */ | ||
234 : | union { | ||
235 : | struct { /* type>0 {XVID_TYPE_IVOP,XVID_TYPE_PVOP,XVID_TYPE_BVOP,XVID_TYPE_SVOP} */ | ||
236 : | int general; /* [out] flags */ | ||
237 : | int time_base; /* [out] time base */ | ||
238 : | int time_increment; /* [out] time increment */ | ||
239 : | edgomez | 199 | |
240 : | suxen_drol | 890 | /* XXX: external deblocking stuff */ |
241 : | unsigned char * qscale; /* [out] pointer to quantizer table */ | ||
242 : | int qscale_stride; /* [out] quantizer scale stride */ | ||
243 : | edgomez | 199 | |
244 : | suxen_drol | 890 | } vop; |
245 : | struct { /* XVID_TYPE_VOL */ | ||
246 : | int general; /* [out] flags */ | ||
247 : | int width; /* [out] width */ | ||
248 : | int height; /* [out] height */ | ||
249 : | int par; /* [out] picture aspect ratio (refer to XVID_PAR_xxx above) */ | ||
250 : | int par_width; /* [out] aspect ratio width */ | ||
251 : | int par_height; /* [out] aspect ratio height */ | ||
252 : | } vol; | ||
253 : | } data; | ||
254 : | } xvid_dec_stats_t; | ||
255 : | albeu | 315 | |
256 : | |||
257 : | edgomez | 199 | |
258 : | edgomez | 851 | /***************************************************************************** |
259 : | suxen_drol | 890 | * xvid_encore() |
260 : | edgomez | 851 | ****************************************************************************/ |
261 : | edgomez | 199 | |
262 : | suxen_drol | 890 | /* Encoder options */ |
263 : | #define XVID_ENC_CREATE 0 /* create encoder instance; returns 0 on success */ | ||
264 : | #define XVID_ENC_DESTROY 1 /* destroy encoder instance; returns 0 on success */ | ||
265 : | #define XVID_ENC_ENCODE 2 /* encode a frame: returns number of ouput bytes | ||
266 : | 0 means this frame should not be written (ie. encoder lag) */ | ||
267 : | edgomez | 199 | |
268 : | suxen_drol | 890 | int xvid_encore(void *handle, int opt, void *param1, void *param2); |
269 : | edgomez | 199 | |
270 : | |||
271 : | suxen_drol | 890 | /* global flags */ |
272 : | typedef enum | ||
273 : | { | ||
274 : | XVID_PACKED = 0x00000001, /* packed bitstream */ | ||
275 : | XVID_CLOSED_GOP = 0x00000002, /* closed_gop: was DX50BVOP dx50 bvop compatibility */ | ||
276 : | XVID_EXTRASTATS_ENABLE = 0x00000004 | ||
277 : | /*define XVID_VOL_AT_IVOP 0x00000008 write vol at every ivop: WIN32/divx compatibility */ | ||
278 : | /*define XVID_FORCE_VOL 0x00000008 XXX: when vol-based parameters are changed, insert an ivop NOT recommended */ | ||
279 : | } xvid_global_t; | ||
280 : | edgomez | 199 | |
281 : | |||
282 : | suxen_drol | 890 | /* XVID_ENC_ENCODE param1 */ |
283 : | /* vol-based flags */ | ||
284 : | typedef enum { | ||
285 : | XVID_MPEGQUANT = 0x00000001, | ||
286 : | XVID_QUARTERPEL = 0x00000004, /* enable quarterpel: frames will encoded as quarterpel */ | ||
287 : | XVID_GMC = 0x00000008, /* enable GMC; frames will be checked for gmc suitability */ | ||
288 : | XVID_REDUCED_ENABLE = 0x00000010, /* enable reduced resolution vops: frames will be checked for rrv suitability */ | ||
289 : | XVID_INTERLACING = 0x00000400, /* enable interlaced encoding */ | ||
290 : | } xvid_vol_t; | ||
291 : | edgomez | 199 | |
292 : | |||
293 : | suxen_drol | 890 | /* vop-based flags */ |
294 : | typedef enum { | ||
295 : | XVID_DEBUG = 0x00000001, | ||
296 : | XVID_EXTRASTATS = 0x00000002, | ||
297 : | XVID_HALFPEL = 0x00000004, /* use halfpel interpolation */ | ||
298 : | XVID_INTER4V = 0x00000008, | ||
299 : | XVID_LUMIMASKING = 0x00000010, | ||
300 : | |||
301 : | XVID_CHROMAOPT = 0x00000020, /* enable chroma optimization pre-filter */ | ||
302 : | XVID_GREYSCALE = 0x00000040, /* enable greyscale only mode (even for | ||
303 : | color input material chroma is ignored) */ | ||
304 : | XVID_HQACPRED = 0x00000080, /* 20030209: high quality ac prediction */ | ||
305 : | XVID_MODEDECISION_BITS = 0x00000100, /* enable DCT-ME and use it for mode decision */ | ||
306 : | XVID_DYNAMIC_BFRAMES = 0x00000200, | ||
307 : | edgomez | 199 | |
308 : | suxen_drol | 890 | /* only valid for vol_flags|=XVID_INTERLACING */ |
309 : | XVID_TOPFIELDFIRST = 0x00000400, /* set top-field-first flag */ | ||
310 : | XVID_ALTERNATESCAN = 0x00000800, /* set alternate vertical scan flag */ | ||
311 : | edgomez | 199 | |
312 : | suxen_drol | 890 | /* only valid for vol_flags|=XVID_REDUCED_ENABLED */ |
313 : | XVID_REDUCED = 0x00001000, /* reduced resolution vop */ | ||
314 : | } xvid_vop_t; | ||
315 : | edgomez | 853 | |
316 : | edgomez | 199 | |
317 : | suxen_drol | 890 | typedef enum { |
318 : | PMV_ADVANCEDDIAMOND16 = 0x00008000, /* use advdiamonds instead of diamonds as search pattern */ | ||
319 : | PMV_USESQUARES16 = 0x00800000, /* use squares instead of diamonds as search pattern */ | ||
320 : | chl | 352 | |
321 : | suxen_drol | 890 | PMV_HALFPELREFINE16 = 0x00020000, |
322 : | PMV_HALFPELREFINE8 = 0x02000000, | ||
323 : | edgomez | 199 | |
324 : | suxen_drol | 890 | PMV_QUARTERPELREFINE16 = 0x00040000, |
325 : | PMV_QUARTERPELREFINE8 = 0x04000000, | ||
326 : | edgomez | 199 | |
327 : | suxen_drol | 890 | PMV_EXTSEARCH16 = 0x00080000, /* extend PMV by more searches */ |
328 : | edgomez | 199 | |
329 : | suxen_drol | 890 | PMV_EXTSEARCH8 = 0x08000000, /* use diamond/square for extended 8x8 search */ |
330 : | PMV_ADVANCEDDIAMOND8 = 0x00004000, /* use advdiamond for PMV_EXTSEARCH8 */ | ||
331 : | PMV_USESQUARES8 = 0x80000000, /* use square for PMV_EXTSEARCH8 */ | ||
332 : | edgomez | 608 | |
333 : | suxen_drol | 890 | PMV_CHROMA16 = 0x00100000, /* also use chroma for P_VOP/S_VOP ME */ |
334 : | PMV_CHROMA8 = 0x10000000, /* also use chroma for B_VOP ME */ | ||
335 : | edgomez | 851 | |
336 : | suxen_drol | 890 | /* Motion search using DCT. use XVID_MODEDECISION_BITS to enable */ |
337 : | HALFPELREFINE16_BITS = 0x00000100, /* perform DCT-based halfpel refinement */ | ||
338 : | HALFPELREFINE8_BITS = 0x00000200, /* perform DCT-based halfpel refinement for 8x8 mode */ | ||
339 : | QUARTERPELREFINE16_BITS = 0x00000400, /* perform DCT-based qpel refinement */ | ||
340 : | QUARTERPELREFINE8_BITS = 0x00000800, /* perform DCT-based qpel refinement for 8x8 mode */ | ||
341 : | edgomez | 851 | |
342 : | suxen_drol | 890 | EXTSEARCH_BITS = 0x00001000, /* perform DCT-based search using square pattern |
343 : | enable PMV_EXTSEARCH8 to do this in 8x8 search as well */ | ||
344 : | CHECKPREDICTION_BITS = 0x00002000, /* always check vector equal to prediction */ | ||
345 : | edgomez | 851 | |
346 : | suxen_drol | 890 | PMV_UNRESTRICTED16 = 0x00200000, /* unrestricted ME, not implemented */ |
347 : | PMV_OVERLAPPING16 = 0x00400000, /* overlapping ME, not implemented */ | ||
348 : | PMV_UNRESTRICTED8 = 0x20000000, /* unrestricted ME, not implemented */ | ||
349 : | PMV_OVERLAPPING8 = 0x40000000 /* overlapping ME, not implemented */ | ||
350 : | } xvid_motion_t; | ||
351 : | edgomez | 851 | |
352 : | |||
353 : | suxen_drol | 890 | /* XVID_ENC_CREATE param1 */ |
354 : | typedef struct { | ||
355 : | int version; | ||
356 : | int width; /* [in] frame dimensions; width, pixel units */ | ||
357 : | int height; /* [in] frame dimensions; height, pixel units */ | ||
358 : | edgomez | 851 | |
359 : | suxen_drol | 890 | int num_threads; /* [in:opt] number of threads */ |
360 : | int max_bframes; /* [in:opt] max sequential bframes (0=disable bframes) */ | ||
361 : | edgomez | 851 | |
362 : | suxen_drol | 890 | xvid_global_t global; /* [in:opt] global flags; controls encoding behavior */ |
363 : | edgomez | 851 | |
364 : | suxen_drol | 890 | /* --- vol-based stuff; included here for conveinience */ |
365 : | int fincr; /* [in:opt] framerate increment; set to zero for variable framerate */ | ||
366 : | int fbase; /* [in] framerate base | ||
367 : | frame_duration = fincr/fbase seconds*/ | ||
368 : | /* ^^^---------------------------------------------- */ | ||
369 : | edgomez | 851 | |
370 : | |||
371 : | suxen_drol | 890 | /* ---vop-based; included here for conveienience */ |
372 : | int max_key_interval; /* [in:opt] the maximum interval between key frames */ | ||
373 : | /*XXX: maybe call it gop_size? */ | ||
374 : | edgomez | 851 | |
375 : | suxen_drol | 890 | int frame_drop_ratio; /* [in:opt] frame dropping: 0=drop none... 100=drop all */ |
376 : | edgomez | 851 | |
377 : | suxen_drol | 890 | int bquant_ratio; /* [in:opt] bframe quantizer multipier/offeset; used to decide bframes quant when bquant==-1 */ |
378 : | int bquant_offset; /* bquant = (avg(past_ref_quant,future_ref_quant)*bquant_ratio + bquant_offset) / 100 */ | ||
379 : | edgomez | 851 | |
380 : | suxen_drol | 890 | /* ^^^ -------------------------------------------------------------------------*/ |
381 : | edgomez | 851 | |
382 : | suxen_drol | 890 | void *handle; /* [out] encoder instance handle */ |
383 : | } | ||
384 : | xvid_enc_create_t; | ||
385 : | edgomez | 851 | |
386 : | |||
387 : | suxen_drol | 890 | typedef struct { |
388 : | int version; | ||
389 : | int type; /* [in] rate control type: XVID_RC_xxx */ | ||
390 : | edgomez | 199 | |
391 : | suxen_drol | 890 | /* common stuff */ |
392 : | int min_iquant; /* [in:opt] ivop quantizer upper/lower limit */ | ||
393 : | int max_iquant; /* [in:opt] */ | ||
394 : | int min_pquant; /* [in:opt] psvop quantizer upper/lower limit */ | ||
395 : | int max_pquant; /* [in:opt] */ | ||
396 : | int min_bquant; /* [in:opt] bvop quantizer upper/lower limit */ | ||
397 : | int max_bquant; /* [in:opt] */ | ||
398 : | |||
399 : | union { | ||
400 : | struct { /* XVID_RC_FQUANT */ | ||
401 : | float quant; /* [in] quantizer */ | ||
402 : | } fquant; | ||
403 : | struct { /* XVID_RC_CBR */ | ||
404 : | int bitrate; /* [in] the bitrate of the target encoded stream, in bits/second */ | ||
405 : | int reaction_delay_factor; /* [in] how fast the rate control reacts - lower values are faster */ | ||
406 : | int averaging_period; /* [in] */ | ||
407 : | int buffer; /* [in] */ | ||
408 : | } cbr; | ||
409 : | } data; | ||
410 : | } xvid_enc_rc_t; | ||
411 : | edgomez | 199 | |
412 : | |||
413 : | |||
414 : | suxen_drol | 890 | #define XVID_KEYFRAME 0x00000001 |
415 : | edgomez | 199 | |
416 : | suxen_drol | 890 | typedef struct { |
417 : | int version; | ||
418 : | edgomez | 199 | |
419 : | suxen_drol | 890 | /* --- VOL related stuff; unless XVID_FORCEVOL is set, the encoder will not react to any |
420 : | changes here until the next VOL (keyframe). */ | ||
421 : | xvid_vol_t vol_flags; /* [in] vol flags */ | ||
422 : | unsigned char * | ||
423 : | quant_intra_matrix; /* [in:opt] custom intra qmatrix */ | ||
424 : | unsigned char * | ||
425 : | quant_inter_matrix; /* [in:opt] custom inter qmatrix */ | ||
426 : | edgomez | 199 | |
427 : | suxen_drol | 890 | int par; /* [in:opt] picture aspect ratio (refer to XVID_PAR_xxx above) */ |
428 : | int par_width; /* [in:opt] aspect ratio width */ | ||
429 : | int par_height; /* [in:opt] aspect ratio height */ | ||
430 : | /* ^^^----------------------------------------------------------------------------------*/ | ||
431 : | edgomez | 199 | |
432 : | suxen_drol | 890 | xvid_vop_t vop_flags; /* [in] (general)vop-based flags */ |
433 : | xvid_motion_t motion; /* [in] ME options */ | ||
434 : | edgomez | 851 | |
435 : | suxen_drol | 890 | xvid_image_t input; /* [in] input image (read from) */ |
436 : | |||
437 : | int type; /* [in:opt] coding type */ | ||
438 : | int quant; /* [in] frame quantizer; if <=0, automatatic (ratecontrol) */ | ||
439 : | int bquant; /* [in:opt] bframe quantizer; if <=0, automatic*/ | ||
440 : | edgomez | 851 | |
441 : | suxen_drol | 890 | void *bitstream; /* [in:opt] bitstream ptr (written to)*/ |
442 : | int length; /* [in:opt] bitstream length (bytes) */ | ||
443 : | edgomez | 851 | |
444 : | suxen_drol | 890 | int out_flags; /* [out] bitstream output flags */ |
445 : | } | ||
446 : | xvid_enc_frame_t; | ||
447 : | edgomez | 199 | |
448 : | |||
449 : | suxen_drol | 890 | /* XVID_ENC_ENCODE param2 (optional) |
450 : | xvid_enc_stats_t describes individual frame details | ||
451 : | |||
452 : | when bframes>0, you must pass _two_ of these to xvid_encore() | ||
453 : | ie. xstats[2]; xvid_encore(..., xstats) | ||
454 : | coding_type==XVID_TYPE_NOTHING if the stats are not given | ||
455 : | */ | ||
456 : | typedef struct { | ||
457 : | int version; | ||
458 : | edgomez | 199 | |
459 : | suxen_drol | 890 | /* encoding parameters */ |
460 : | int type; /* [out] coding type */ | ||
461 : | int quant; /* [out] frame quantizer */ | ||
462 : | xvid_vol_t vol_flags; /* [out] vol flags (see above) */ | ||
463 : | int vop_flags; /* [out] vop flags (see above) */ | ||
464 : | /* bitrate */ | ||
465 : | int length; /* [out] frame length */ | ||
466 : | edgomez | 199 | |
467 : | suxen_drol | 890 | int hlength; /* [out] header length (bytes) */ |
468 : | int kblks, mblks, ublks; /* [out] */ | ||
469 : | edgomez | 199 | |
470 : | suxen_drol | 890 | int sse_y, sse_u, sse_v; |
471 : | } | ||
472 : | xvid_enc_stats_t; | ||
473 : | edgomez | 199 | |
474 : | #ifdef __cplusplus | ||
475 : | } | ||
476 : | #endif | ||
477 : | |||
478 : | #endif |
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