mp_image.c: add IMGFMT_MPEG4 (moved from mp_image.h)
[mplayer/glamo.git] / m_option.c
blob63436bb165c9af8141f93ee218f03f281b3ba9e3
1 /*
2 * This file is part of MPlayer.
4 * MPlayer is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * MPlayer is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 /// \file
20 /// \ingroup Options
22 #include "config.h"
24 #include <stdlib.h>
25 #include <string.h>
26 #include <math.h>
27 #include <stdio.h>
28 #include <stdarg.h>
29 #include <inttypes.h>
30 #include <unistd.h>
32 #include "m_option.h"
33 //#include "m_config.h"
34 #include "mp_msg.h"
35 #include "stream/url.h"
36 #include "libavutil/avstring.h"
38 // Don't free for 'production' atm
39 #ifndef MP_DEBUG
40 //#define NO_FREE
41 #endif
43 const m_option_t* m_option_list_find(const m_option_t* list,const char* name) {
44 int i;
46 for(i = 0 ; list[i].name ; i++) {
47 int l = strlen(list[i].name) - 1;
48 if((list[i].type->flags & M_OPT_TYPE_ALLOW_WILDCARD) &&
49 (l > 0) && (list[i].name[l] == '*')) {
50 if(strncasecmp(list[i].name,name,l) == 0)
51 return &list[i];
52 } else if(strcasecmp(list[i].name,name) == 0)
53 return &list[i];
55 return NULL;
58 // Default function that just does a memcpy
60 static void copy_opt(const m_option_t* opt,void* dst,const void* src) {
61 if(dst && src)
62 memcpy(dst,src,opt->type->size);
65 // Helper for the print funcs (from man printf)
66 static char* dup_printf(const char *fmt, ...) {
67 /* Guess we need no more than 50 bytes. */
68 int n, size = 50;
69 char *p;
70 va_list ap;
71 if ((p = malloc (size)) == NULL)
72 return NULL;
73 while (1) {
74 /* Try to print in the allocated space. */
75 va_start(ap, fmt);
76 n = vsnprintf (p, size, fmt, ap);
77 va_end(ap);
78 /* If that worked, return the string. */
79 if (n > -1 && n < size)
80 return p;
81 /* Else try again with more space. */
82 if (n > -1) /* glibc 2.1 */
83 size = n+1; /* precisely what is needed */
84 else /* glibc 2.0 */
85 size *= 2; /* twice the old size */
86 if ((p = realloc (p, size)) == NULL)
87 return NULL;
92 // Flag
94 #define VAL(x) (*(int*)(x))
96 static int parse_flag(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
97 if (src == M_CONFIG_FILE) {
98 if(!param) return M_OPT_MISSING_PARAM;
99 if (!strcasecmp(param, "yes") || /* any other language? */
100 !strcasecmp(param, "on") ||
101 !strcasecmp(param, "ja") ||
102 !strcasecmp(param, "si") ||
103 !strcasecmp(param, "igen") ||
104 !strcasecmp(param, "y") ||
105 !strcasecmp(param, "j") ||
106 !strcasecmp(param, "i") ||
107 !strcasecmp(param, "tak") ||
108 !strcasecmp(param, "ja") ||
109 !strcasecmp(param, "true") ||
110 !strcmp(param, "1")) {
111 if(dst) VAL(dst) = opt->max;
112 } else if (!strcasecmp(param, "no") ||
113 !strcasecmp(param, "off") ||
114 !strcasecmp(param, "nein") ||
115 !strcasecmp(param, "nicht") ||
116 !strcasecmp(param, "nem") ||
117 !strcasecmp(param, "n") ||
118 !strcasecmp(param, "nie") ||
119 !strcasecmp(param, "nej") ||
120 !strcasecmp(param, "false") ||
121 !strcmp(param, "0")) {
122 if(dst) VAL(dst) = opt->min;
123 } else {
124 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Invalid parameter for %s flag: %s\n",name, param);
125 return M_OPT_INVALID;
127 return 1;
128 } else {
129 if(dst) VAL(dst) = opt->max;
130 return 0;
134 static char* print_flag(const m_option_t* opt, const void* val) {
135 if(VAL(val) == opt->min)
136 return strdup("no");
137 else
138 return strdup("yes");
141 const m_option_type_t m_option_type_flag = {
142 "Flag",
143 "need yes or no in config files",
144 sizeof(int),
146 parse_flag,
147 print_flag,
148 copy_opt,
149 copy_opt,
150 NULL,
151 NULL
154 // Integer
156 static int parse_int(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
157 long long tmp_int;
158 char *endptr;
159 src = 0;
161 if (param == NULL)
162 return M_OPT_MISSING_PARAM;
164 tmp_int = strtoll(param, &endptr, 10);
165 if (*endptr)
166 tmp_int = strtoll(param, &endptr, 0);
167 if (*endptr) {
168 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be an integer: %s\n",name, param);
169 return M_OPT_INVALID;
172 if ((opt->flags & M_OPT_MIN) && (tmp_int < opt->min)) {
173 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be >= %d: %s\n", name, (int) opt->min, param);
174 return M_OPT_OUT_OF_RANGE;
177 if ((opt->flags & M_OPT_MAX) && (tmp_int > opt->max)) {
178 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be <= %d: %s\n",name, (int) opt->max, param);
179 return M_OPT_OUT_OF_RANGE;
182 if(dst) {
183 if (opt->type->size == sizeof(int64_t))
184 *(int64_t *)dst = tmp_int;
185 else
186 VAL(dst) = tmp_int;
189 return 1;
192 static char* print_int(const m_option_t* opt, const void* val) {
193 if (opt->type->size == sizeof(int64_t))
194 return dup_printf("%"PRId64, *(const int64_t *)val);
195 return dup_printf("%d",VAL(val));
198 const m_option_type_t m_option_type_int = {
199 "Integer",
201 sizeof(int),
203 parse_int,
204 print_int,
205 copy_opt,
206 copy_opt,
207 NULL,
208 NULL
211 const m_option_type_t m_option_type_int64 = {
212 "Integer64",
214 sizeof(int64_t),
216 parse_int,
217 print_int,
218 copy_opt,
219 copy_opt,
220 NULL,
221 NULL
224 static int parse_intpair(const struct m_option *opt, const char *name,
225 const char *param, void *dst, int src)
227 if (param == NULL)
228 return M_OPT_MISSING_PARAM;
230 char *s = (char *)param;
231 int start = -1;
232 int end = -1;
233 if (*s) {
234 start = strtol(s, &s, 10);
235 if (s == param)
236 goto bad;
238 if (*s) {
239 if (*s != '-')
240 goto bad;
241 s++;
243 if (*s)
244 end = strtol(s, &s, 10);
245 if (*s)
246 goto bad;
248 if (dst) {
249 int *p = dst;
250 p[0] = start;
251 p[1] = end;
254 return 1;
256 bad:
257 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Invalid integer range "
258 "specification for option %s: %s\n", name, param);
259 return M_OPT_INVALID;
262 const struct m_option_type m_option_type_intpair = {
263 .name = "Int[-Int]",
264 .size = sizeof(int[2]),
265 .parse = parse_intpair,
266 .save = copy_opt,
267 .set = copy_opt,
270 // Float
272 #undef VAL
273 #define VAL(x) (*(double*)(x))
275 static int parse_double(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
276 double tmp_float;
277 char* endptr;
278 src = 0;
280 if (param == NULL)
281 return M_OPT_MISSING_PARAM;
283 tmp_float = strtod(param, &endptr);
285 switch(*endptr) {
286 case ':':
287 case '/':
288 tmp_float /= strtod(endptr+1, &endptr);
289 break;
290 case '.':
291 case ',':
292 /* we also handle floats specified with
293 * non-locale decimal point ::atmos
295 if(tmp_float<0)
296 tmp_float -= 1.0/pow(10,strlen(endptr+1)) * strtod(endptr+1, &endptr);
297 else
298 tmp_float += 1.0/pow(10,strlen(endptr+1)) * strtod(endptr+1, &endptr);
299 break;
302 if (*endptr) {
303 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be a floating point "
304 "number or a ratio (numerator[:/]denominator): %s\n",name, param);
305 return M_OPT_INVALID;
308 if (opt->flags & M_OPT_MIN)
309 if (tmp_float < opt->min) {
310 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be >= %f: %s\n", name, opt->min, param);
311 return M_OPT_OUT_OF_RANGE;
314 if (opt->flags & M_OPT_MAX)
315 if (tmp_float > opt->max) {
316 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be <= %f: %s\n", name, opt->max, param);
317 return M_OPT_OUT_OF_RANGE;
320 if(dst) VAL(dst) = tmp_float;
321 return 1;
324 static char* print_double(const m_option_t* opt, const void* val) {
325 opt = NULL;
326 return dup_printf("%f",VAL(val));
329 const m_option_type_t m_option_type_double = {
330 "Double",
331 "double precission floating point number or ratio (numerator[:/]denominator)",
332 sizeof(double),
334 parse_double,
335 print_double,
336 copy_opt,
337 copy_opt,
338 NULL,
339 NULL
342 #undef VAL
343 #define VAL(x) (*(float*)(x))
345 static int parse_float(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
346 double tmp;
347 int r= parse_double(opt, name, param, &tmp, src);
348 if(r==1 && dst) VAL(dst) = tmp;
349 return r;
352 static char* print_float(const m_option_t* opt, const void* val) {
353 opt = NULL;
354 return dup_printf("%f",VAL(val));
357 const m_option_type_t m_option_type_float = {
358 "Float",
359 "floating point number or ratio (numerator[:/]denominator)",
360 sizeof(float),
362 parse_float,
363 print_float,
364 copy_opt,
365 copy_opt,
366 NULL,
367 NULL
370 ///////////// Position
371 #undef VAL
372 #define VAL(x) (*(off_t*)(x))
374 static int parse_position(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
375 off_t tmp_off;
376 char dummy;
378 if (param == NULL)
379 return M_OPT_MISSING_PARAM;
380 if (sscanf(param, sizeof(off_t) == sizeof(int) ?
381 "%d%c" : "%"PRId64"%c", &tmp_off, &dummy) != 1) {
382 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be an integer: %s\n",opt->name,param);
383 return M_OPT_INVALID;
386 if (opt->flags & M_OPT_MIN)
387 if (tmp_off < opt->min) {
388 mp_msg(MSGT_CFGPARSER, MSGL_ERR,
389 "The %s option must be >= %"PRId64": %s\n",
390 name, (int64_t) opt->min, param);
391 return M_OPT_OUT_OF_RANGE;
394 if (opt->flags & M_OPT_MAX)
395 if (tmp_off > opt->max) {
396 mp_msg(MSGT_CFGPARSER, MSGL_ERR,
397 "The %s option must be <= %"PRId64": %s\n",
398 name, (int64_t) opt->max, param);
399 return M_OPT_OUT_OF_RANGE;
402 if(dst)
403 VAL(dst) = tmp_off;
404 return 1;
407 static char* print_position(const m_option_t* opt, const void* val) {
408 return dup_printf("%"PRId64,(int64_t)VAL(val));
411 const m_option_type_t m_option_type_position = {
412 "Position",
413 "Integer (off_t)",
414 sizeof(off_t),
416 parse_position,
417 print_position,
418 copy_opt,
419 copy_opt,
420 NULL,
421 NULL
425 ///////////// String
427 #undef VAL
428 #define VAL(x) (*(char**)(x))
430 static int parse_str(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
433 if (param == NULL)
434 return M_OPT_MISSING_PARAM;
436 if ((opt->flags & M_OPT_MIN) && (strlen(param) < opt->min)) {
437 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Parameter must be >= %d chars: %s\n",
438 (int) opt->min, param);
439 return M_OPT_OUT_OF_RANGE;
442 if ((opt->flags & M_OPT_MAX) && (strlen(param) > opt->max)) {
443 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Parameter must be <= %d chars: %s\n",
444 (int) opt->max, param);
445 return M_OPT_OUT_OF_RANGE;
448 if(dst) {
449 if(VAL(dst))
450 free(VAL(dst));
451 VAL(dst) = strdup(param);
454 return 1;
458 static char* print_str(const m_option_t* opt, const void* val) {
459 return (val && VAL(val) && strlen(VAL(val)) > 0) ? strdup(VAL(val)) : NULL;
462 static void copy_str(const m_option_t* opt,void* dst, const void* src) {
463 if(dst && src) {
464 #ifndef NO_FREE
465 if(VAL(dst)) free(VAL(dst)); //FIXME!!!
466 #endif
467 VAL(dst) = VAL(src) ? strdup(VAL(src)) : NULL;
471 static void free_str(void* src) {
472 if(src && VAL(src)){
473 #ifndef NO_FREE
474 free(VAL(src)); //FIXME!!!
475 #endif
476 VAL(src) = NULL;
480 const m_option_type_t m_option_type_string = {
481 "String",
483 sizeof(char*),
484 M_OPT_TYPE_DYNAMIC,
485 parse_str,
486 print_str,
487 copy_str,
488 copy_str,
489 copy_str,
490 free_str
493 //////////// String list
495 #define LIST_SEPARATOR ','
496 #undef VAL
497 #define VAL(x) (*(char***)(x))
499 #define OP_NONE 0
500 #define OP_ADD 1
501 #define OP_PRE 2
502 #define OP_DEL 3
503 #define OP_CLR 4
505 static void free_str_list(void* dst) {
506 char** d;
507 int i;
509 if(!dst || !VAL(dst)) return;
510 d = VAL(dst);
512 // FIXME!!!
513 #ifndef NO_FREE
514 for(i = 0 ; d[i] != NULL ; i++)
515 free(d[i]);
516 free(d);
517 #endif
518 VAL(dst) = NULL;
521 static int str_list_add(char** add, int n,void* dst,int pre) {
522 char** lst = VAL(dst);
523 int ln;
525 if(!dst) return M_OPT_PARSER_ERR;
526 lst = VAL(dst);
528 for(ln = 0 ; lst && lst[ln] ; ln++)
529 /**/;
531 lst = realloc(lst,(n+ln+1)*sizeof(char*));
533 if(pre) {
534 memmove(&lst[n],lst,(ln+1)*sizeof(char*));
535 memcpy(lst,add,n*sizeof(char*));
536 } else
537 memcpy(&lst[ln],add,(n+1)*sizeof(char*));
539 free(add);
541 VAL(dst) = lst;
543 return 1;
546 static int str_list_del(char** del, int n,void* dst) {
547 char **lst,*ep,**d;
548 int i,ln,s;
549 long idx;
551 if(!dst) return M_OPT_PARSER_ERR;
552 lst = VAL(dst);
554 for(ln = 0 ; lst && lst[ln] ; ln++)
555 /**/;
556 s = ln;
558 for(i = 0 ; del[i] != NULL ; i++) {
559 idx = strtol(del[i], &ep, 0);
560 if(*ep) {
561 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Invalid index: %s\n",del[i]);
562 free(del[i]);
563 continue;
565 free(del[i]);
566 if(idx < 0 || idx >= ln) {
567 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Index %ld is out of range.\n",idx);
568 continue;
569 } else if(!lst[idx])
570 continue;
571 free(lst[idx]);
572 lst[idx] = NULL;
573 s--;
575 free(del);
577 if(s == 0) {
578 if(lst) free(lst);
579 VAL(dst) = NULL;
580 return 1;
583 d = calloc(s+1,sizeof(char*));
584 for(i = 0, n = 0 ; i < ln ; i++) {
585 if(!lst[i]) continue;
586 d[n] = lst[i];
587 n++;
589 d[s] = NULL;
591 if(lst) free(lst);
592 VAL(dst) = d;
594 return 1;
597 static char *get_nextsep(char *ptr, char sep, int modify) {
598 char *last_ptr = ptr;
599 for(;;){
600 ptr = strchr(ptr, sep);
601 if(ptr && ptr>last_ptr && ptr[-1]=='\\'){
602 if (modify) memmove(ptr-1, ptr, strlen(ptr)+1);
603 else ptr++;
604 }else
605 break;
607 return ptr;
610 static int parse_str_list(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
611 int n = 0,len = strlen(opt->name);
612 char *str;
613 char *ptr = (char *)param, *last_ptr, **res;
614 int op = OP_NONE;
616 if(opt->name[len-1] == '*' && ((int)strlen(name) > len - 1)) {
617 const char* n = &name[len-1];
618 if(strcasecmp(n,"-add") == 0)
619 op = OP_ADD;
620 else if(strcasecmp(n,"-pre") == 0)
621 op = OP_PRE;
622 else if(strcasecmp(n,"-del") == 0)
623 op = OP_DEL;
624 else if(strcasecmp(n,"-clr") == 0)
625 op = OP_CLR;
626 else
627 return M_OPT_UNKNOWN;
630 // Clear the list ??
631 if(op == OP_CLR) {
632 if(dst)
633 free_str_list(dst);
634 return 0;
637 // All other ops need a param
638 if (param == NULL || strlen(param) == 0)
639 return M_OPT_MISSING_PARAM;
642 while(ptr[0] != '\0') {
643 ptr = get_nextsep(ptr, LIST_SEPARATOR, 0);
644 if(!ptr) {
645 n++;
646 break;
648 ptr++;
649 n++;
651 if(n == 0)
652 return M_OPT_INVALID;
653 if( ((opt->flags & M_OPT_MIN) && (n < opt->min)) ||
654 ((opt->flags & M_OPT_MAX) && (n > opt->max)) )
655 return M_OPT_OUT_OF_RANGE;
657 if(!dst) return 1;
659 res = malloc((n+2)*sizeof(char*));
660 ptr = str = strdup(param);
661 n = 0;
663 while(1) {
664 last_ptr = ptr;
665 ptr = get_nextsep(ptr, LIST_SEPARATOR, 1);
666 if(!ptr) {
667 res[n] = strdup(last_ptr);
668 n++;
669 break;
671 len = ptr - last_ptr;
672 res[n] = malloc(len + 1);
673 if(len) strncpy(res[n],last_ptr,len);
674 res[n][len] = '\0';
675 ptr++;
676 n++;
678 res[n] = NULL;
679 free(str);
681 switch(op) {
682 case OP_ADD:
683 return str_list_add(res,n,dst,0);
684 case OP_PRE:
685 return str_list_add(res,n,dst,1);
686 case OP_DEL:
687 return str_list_del(res,n,dst);
690 if(VAL(dst))
691 free_str_list(dst);
692 VAL(dst) = res;
694 return 1;
697 static void copy_str_list(const m_option_t* opt,void* dst, const void* src) {
698 int n;
699 char **d,**s;
701 if(!(dst && src)) return;
702 s = VAL(src);
704 if(VAL(dst))
705 free_str_list(dst);
707 if(!s) {
708 VAL(dst) = NULL;
709 return;
712 for(n = 0 ; s[n] != NULL ; n++)
713 /* NOTHING */;
714 d = malloc((n+1)*sizeof(char*));
715 for( ; n >= 0 ; n--)
716 d[n] = s[n] ? strdup(s[n]) : NULL;
718 VAL(dst) = d;
721 static char* print_str_list(const m_option_t* opt, const void* src) {
722 char **lst = NULL;
723 char *ret = NULL,*last = NULL;
724 int i;
726 if(!(src && VAL(src))) return NULL;
727 lst = VAL(src);
729 for(i = 0 ; lst[i] ; i++) {
730 if(last) {
731 ret = dup_printf("%s,%s",last,lst[i]);
732 free(last);
733 } else
734 ret = strdup(lst[i]);
735 last = ret;
737 if(last && last != ret) free(last);
738 return ret;
741 const m_option_type_t m_option_type_string_list = {
742 "String list",
743 "A list of strings separated by ','\n"
744 "Option with a name ending in an * permits using the following suffix: \n"
745 "\t-add: Add the given parameters at the end of the list.\n"
746 "\t-pre: Add the given parameters at the beginning of the list.\n"
747 "\t-del: Remove the entry at the given indices.\n"
748 "\t-clr: Clear the list.\n"
749 "e.g: -vf-add flip,mirror -vf-del 2,5\n",
750 sizeof(char**),
751 M_OPT_TYPE_DYNAMIC | M_OPT_TYPE_ALLOW_WILDCARD,
752 parse_str_list,
753 print_str_list,
754 copy_str_list,
755 copy_str_list,
756 copy_str_list,
757 free_str_list
761 /////////////////// Func based options
763 // A chained list to save the various calls for func_param and func_full
764 typedef struct m_func_save m_func_save_t;
765 struct m_func_save {
766 m_func_save_t* next;
767 char* name;
768 char* param;
771 #undef VAL
772 #define VAL(x) (*(m_func_save_t**)(x))
774 static void free_func_pf(void* src) {
775 m_func_save_t *s,*n;
777 if(!src) return;
779 s = VAL(src);
781 while(s) {
782 n = s->next;
783 free(s->name);
784 if(s->param) free(s->param);
785 free(s);
786 s = n;
788 VAL(src) = NULL;
791 // Parser for func_param and func_full
792 static int parse_func_pf(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
793 m_func_save_t *s,*p;
795 if(!dst)
796 return 1;
798 s = calloc(1,sizeof(m_func_save_t));
799 s->name = strdup(name);
800 s->param = param ? strdup(param) : NULL;
802 p = VAL(dst);
803 if(p) {
804 for( ; p->next != NULL ; p = p->next)
805 /**/;
806 p->next = s;
807 } else
808 VAL(dst) = s;
810 return 1;
813 static void copy_func_pf(const m_option_t* opt,void* dst, const void* src) {
814 m_func_save_t *d = NULL, *s,* last = NULL;
816 if(!(dst && src)) return;
817 s = VAL(src);
819 if(VAL(dst))
820 free_func_pf(dst);
822 while(s) {
823 d = calloc(1,sizeof(m_func_save_t));
824 d->name = strdup(s->name);
825 d->param = s->param ? strdup(s->param) : NULL;
826 if(last)
827 last->next = d;
828 else
829 VAL(dst) = d;
830 last = d;
831 s = s->next;
837 /////////////////// Func_param
839 static void set_func_param(const m_option_t* opt, void* dst, const void* src) {
840 m_func_save_t* s;
842 if(!src) return;
843 s = VAL(src);
845 if(!s) return;
847 for( ; s != NULL ; s = s->next)
848 ((m_opt_func_param_t) opt->p)(opt,s->param);
851 const m_option_type_t m_option_type_func_param = {
852 "Func param",
854 sizeof(m_func_save_t*),
855 M_OPT_TYPE_INDIRECT,
856 parse_func_pf,
857 NULL,
858 NULL, // Nothing to do on save
859 set_func_param,
860 copy_func_pf,
861 free_func_pf
864 /////////////////// Func_full
866 static void set_func_full(const m_option_t* opt, void* dst, const void* src) {
867 m_func_save_t* s;
869 if(!src) return;
871 for(s = VAL(src) ; s ; s = s->next) {
872 // Revert if needed
873 if(opt->priv) ((m_opt_default_func_t)opt->priv)(opt,s->name);
874 ((m_opt_func_full_t) opt->p)(opt,s->name,s->param);
878 const m_option_type_t m_option_type_func_full = {
879 "Func full",
881 sizeof(m_func_save_t*),
882 M_OPT_TYPE_ALLOW_WILDCARD|M_OPT_TYPE_INDIRECT,
883 parse_func_pf,
884 NULL,
885 NULL, // Nothing to do on save
886 set_func_full,
887 copy_func_pf,
888 free_func_pf
891 /////////////// Func
893 #undef VAL
895 static int parse_func(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
896 return 0;
899 static void set_func(const m_option_t* opt,void* dst, const void* src) {
900 ((m_opt_func_t) opt->p)(opt);
903 const m_option_type_t m_option_type_func = {
904 "Func",
906 sizeof(int),
907 M_OPT_TYPE_INDIRECT,
908 parse_func,
909 NULL,
910 NULL, // Nothing to do on save
911 set_func,
912 NULL,
913 NULL
916 /////////////////// Print
918 static int parse_print(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
919 if(opt->type == CONF_TYPE_PRINT_INDIRECT)
920 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "%s", *(char **) opt->p);
921 else if(opt->type == CONF_TYPE_PRINT_FUNC)
922 return ((m_opt_func_full_t) opt->p)(opt,name,param);
923 else
924 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "%s", mp_gtext(opt->p));
926 if(opt->priv == NULL)
927 return M_OPT_EXIT;
928 return 1;
931 const m_option_type_t m_option_type_print = {
932 "Print",
936 parse_print,
937 NULL,
938 NULL,
939 NULL,
940 NULL,
941 NULL
944 const m_option_type_t m_option_type_print_indirect = {
945 "Print",
949 parse_print,
950 NULL,
951 NULL,
952 NULL,
953 NULL,
954 NULL
957 const m_option_type_t m_option_type_print_func = {
958 "Print",
961 M_OPT_TYPE_ALLOW_WILDCARD,
962 parse_print,
963 NULL,
964 NULL,
965 NULL,
966 NULL,
967 NULL
971 /////////////////////// Subconfig
972 #undef VAL
973 #define VAL(x) (*(char***)(x))
975 static int parse_subconf(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
976 char *subparam;
977 char *subopt;
978 int nr = 0,i,r;
979 const m_option_t *subopts;
980 const char *p;
981 char** lst = NULL;
983 if (param == NULL || strlen(param) == 0)
984 return M_OPT_MISSING_PARAM;
986 subparam = malloc(strlen(param)+1);
987 subopt = malloc(strlen(param)+1);
988 p = param;
990 subopts = opt->p;
992 while(p[0])
994 int sscanf_ret = 1;
995 int optlen = strcspn(p, ":=");
996 /* clear out */
997 subopt[0] = subparam[0] = 0;
998 av_strlcpy(subopt, p, optlen + 1);
999 p = &p[optlen];
1000 if (p[0] == '=') {
1001 sscanf_ret = 2;
1002 p = &p[1];
1003 if (p[0] == '"') {
1004 p = &p[1];
1005 optlen = strcspn(p, "\"");
1006 av_strlcpy(subparam, p, optlen + 1);
1007 p = &p[optlen];
1008 if (p[0] != '"') {
1009 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Terminating '\"' missing for '%s'\n", subopt);
1010 return M_OPT_INVALID;
1012 p = &p[1];
1013 } else if (p[0] == '%') {
1014 p = &p[1];
1015 optlen = (int)strtol(p, (char**)&p, 0);
1016 if (!p || p[0] != '%' || (optlen > strlen(p) - 1)) {
1017 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Invalid length %i for '%s'\n", optlen, subopt);
1018 return M_OPT_INVALID;
1020 p = &p[1];
1021 av_strlcpy(subparam, p, optlen + 1);
1022 p = &p[optlen];
1023 } else {
1024 optlen = strcspn(p, ":");
1025 av_strlcpy(subparam, p, optlen + 1);
1026 p = &p[optlen];
1029 if (p[0] == ':')
1030 p = &p[1];
1031 else if (p[0]) {
1032 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Incorrect termination for '%s'\n", subopt);
1033 return M_OPT_INVALID;
1036 switch(sscanf_ret)
1038 case 1:
1039 subparam[0] = 0;
1040 case 2:
1041 for(i = 0 ; subopts[i].name ; i++) {
1042 if(!strcmp(subopts[i].name,subopt)) break;
1044 if(!subopts[i].name) {
1045 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Unknown suboption %s\n",name,subopt);
1046 return M_OPT_UNKNOWN;
1048 r = m_option_parse(&subopts[i],subopt,
1049 subparam[0] == 0 ? NULL : subparam,NULL,src);
1050 if(r < 0) return r;
1051 if(dst) {
1052 lst = realloc(lst,2 * (nr+2) * sizeof(char*));
1053 lst[2*nr] = strdup(subopt);
1054 lst[2*nr+1] = subparam[0] == 0 ? NULL : strdup(subparam);
1055 memset(&lst[2*(nr+1)],0,2*sizeof(char*));
1056 nr++;
1058 break;
1062 free(subparam);
1063 free(subopt);
1064 if(dst)
1065 VAL(dst) = lst;
1067 return 1;
1070 const m_option_type_t m_option_type_subconfig = {
1071 "Subconfig",
1072 "The syntax is -option opt1=foo:flag:opt2=blah",
1073 sizeof(int),
1074 M_OPT_TYPE_HAS_CHILD,
1075 parse_subconf,
1076 NULL,
1077 NULL,
1078 NULL,
1079 NULL,
1080 NULL
1083 #include "libmpcodecs/img_format.h"
1085 /* FIXME: snyc with img_format.h */
1086 static struct {
1087 const char* name;
1088 unsigned int fmt;
1089 } mp_imgfmt_list[] = {
1090 {"444p16le", IMGFMT_444P16_LE},
1091 {"444p16be", IMGFMT_444P16_BE},
1092 {"422p16le", IMGFMT_422P16_LE},
1093 {"422p16be", IMGFMT_422P16_BE},
1094 {"420p16le", IMGFMT_420P16_LE},
1095 {"420p16be", IMGFMT_420P16_BE},
1096 {"444p16", IMGFMT_444P16},
1097 {"422p16", IMGFMT_422P16},
1098 {"420p16", IMGFMT_420P16},
1099 {"420a", IMGFMT_420A},
1100 {"444p", IMGFMT_444P},
1101 {"422p", IMGFMT_422P},
1102 {"411p", IMGFMT_411P},
1103 {"440p", IMGFMT_440P},
1104 {"yuy2", IMGFMT_YUY2},
1105 {"uyvy", IMGFMT_UYVY},
1106 {"yvu9", IMGFMT_YVU9},
1107 {"if09", IMGFMT_IF09},
1108 {"yv12", IMGFMT_YV12},
1109 {"i420", IMGFMT_I420},
1110 {"iyuv", IMGFMT_IYUV},
1111 {"clpl", IMGFMT_CLPL},
1112 {"hm12", IMGFMT_HM12},
1113 {"y800", IMGFMT_Y800},
1114 {"y8", IMGFMT_Y8},
1115 {"nv12", IMGFMT_NV12},
1116 {"nv21", IMGFMT_NV21},
1117 {"bgr24", IMGFMT_BGR24},
1118 {"bgr32", IMGFMT_BGR32},
1119 {"bgr16", IMGFMT_BGR16},
1120 {"bgr15", IMGFMT_BGR15},
1121 {"bgr8", IMGFMT_BGR8},
1122 {"bgr4", IMGFMT_BGR4},
1123 {"bg4b", IMGFMT_BG4B},
1124 {"bgr1", IMGFMT_BGR1},
1125 {"rgb48be", IMGFMT_RGB48BE},
1126 {"rgb48le", IMGFMT_RGB48LE},
1127 {"rgb48ne", IMGFMT_RGB48NE},
1128 {"rgb24", IMGFMT_RGB24},
1129 {"rgb32", IMGFMT_RGB32},
1130 {"rgb16", IMGFMT_RGB16},
1131 {"rgb15", IMGFMT_RGB15},
1132 {"rgb8", IMGFMT_RGB8},
1133 {"rgb4", IMGFMT_RGB4},
1134 {"rg4b", IMGFMT_RG4B},
1135 {"rgb1", IMGFMT_RGB1},
1136 {"rgba", IMGFMT_RGBA},
1137 {"argb", IMGFMT_ARGB},
1138 {"bgra", IMGFMT_BGRA},
1139 {"abgr", IMGFMT_ABGR},
1140 {"mjpeg", IMGFMT_MJPEG},
1141 {"mjpg", IMGFMT_MJPEG},
1142 { NULL, 0 }
1145 static int parse_imgfmt(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
1146 uint32_t fmt = 0;
1147 int i;
1149 if (param == NULL || strlen(param) == 0)
1150 return M_OPT_MISSING_PARAM;
1152 if(!strcmp(param,"help")) {
1153 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "Available formats:");
1154 for(i = 0 ; mp_imgfmt_list[i].name ; i++)
1155 mp_msg(MSGT_CFGPARSER, MSGL_INFO, " %s",mp_imgfmt_list[i].name);
1156 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "\n");
1157 return M_OPT_EXIT - 1;
1160 if (sscanf(param, "0x%x", &fmt) != 1)
1162 for(i = 0 ; mp_imgfmt_list[i].name ; i++) {
1163 if(!strcasecmp(param,mp_imgfmt_list[i].name)) {
1164 fmt=mp_imgfmt_list[i].fmt;
1165 break;
1168 if(!mp_imgfmt_list[i].name) {
1169 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: unknown format name: '%s'\n",name,param);
1170 return M_OPT_INVALID;
1174 if(dst)
1175 *((uint32_t*)dst) = fmt;
1177 return 1;
1180 const m_option_type_t m_option_type_imgfmt = {
1181 "Image format",
1182 "Please report any missing colorspaces.",
1183 sizeof(uint32_t),
1185 parse_imgfmt,
1186 NULL,
1187 copy_opt,
1188 copy_opt,
1189 NULL,
1190 NULL
1193 #include "libaf/af_format.h"
1195 /* FIXME: snyc with af_format.h */
1196 static struct {
1197 const char* name;
1198 unsigned int fmt;
1199 } mp_afmt_list[] = {
1200 // SPECIAL
1201 {"mulaw", AF_FORMAT_MU_LAW},
1202 {"alaw", AF_FORMAT_A_LAW},
1203 {"mpeg2", AF_FORMAT_MPEG2},
1204 {"ac3le", AF_FORMAT_AC3_LE},
1205 {"ac3be", AF_FORMAT_AC3_BE},
1206 {"ac3ne", AF_FORMAT_AC3_NE},
1207 {"imaadpcm", AF_FORMAT_IMA_ADPCM},
1208 // ORIDNARY
1209 {"u8", AF_FORMAT_U8},
1210 {"s8", AF_FORMAT_S8},
1211 {"u16le", AF_FORMAT_U16_LE},
1212 {"u16be", AF_FORMAT_U16_BE},
1213 {"u16ne", AF_FORMAT_U16_NE},
1214 {"s16le", AF_FORMAT_S16_LE},
1215 {"s16be", AF_FORMAT_S16_BE},
1216 {"s16ne", AF_FORMAT_S16_NE},
1217 {"u24le", AF_FORMAT_U24_LE},
1218 {"u24be", AF_FORMAT_U24_BE},
1219 {"u24ne", AF_FORMAT_U24_NE},
1220 {"s24le", AF_FORMAT_S24_LE},
1221 {"s24be", AF_FORMAT_S24_BE},
1222 {"s24ne", AF_FORMAT_S24_NE},
1223 {"u32le", AF_FORMAT_U32_LE},
1224 {"u32be", AF_FORMAT_U32_BE},
1225 {"u32ne", AF_FORMAT_U32_NE},
1226 {"s32le", AF_FORMAT_S32_LE},
1227 {"s32be", AF_FORMAT_S32_BE},
1228 {"s32ne", AF_FORMAT_S32_NE},
1229 {"floatle", AF_FORMAT_FLOAT_LE},
1230 {"floatbe", AF_FORMAT_FLOAT_BE},
1231 {"floatne", AF_FORMAT_FLOAT_NE},
1232 { NULL, 0 }
1235 static int parse_afmt(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
1236 uint32_t fmt = 0;
1237 int i;
1239 if (param == NULL || strlen(param) == 0)
1240 return M_OPT_MISSING_PARAM;
1242 if(!strcmp(param,"help")) {
1243 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "Available formats:");
1244 for(i = 0 ; mp_afmt_list[i].name ; i++)
1245 mp_msg(MSGT_CFGPARSER, MSGL_INFO, " %s",mp_afmt_list[i].name);
1246 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "\n");
1247 return M_OPT_EXIT - 1;
1250 if (sscanf(param, "0x%x", &fmt) != 1)
1252 for(i = 0 ; mp_afmt_list[i].name ; i++) {
1253 if(!strcasecmp(param,mp_afmt_list[i].name)) {
1254 fmt=mp_afmt_list[i].fmt;
1255 break;
1258 if(!mp_afmt_list[i].name) {
1259 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: unknown format name: '%s'\n",name,param);
1260 return M_OPT_INVALID;
1264 if(dst)
1265 *((uint32_t*)dst) = fmt;
1267 return 1;
1270 const m_option_type_t m_option_type_afmt = {
1271 "Audio format",
1272 "Please report any missing formats.",
1273 sizeof(uint32_t),
1275 parse_afmt,
1276 NULL,
1277 copy_opt,
1278 copy_opt,
1279 NULL,
1280 NULL
1284 static double parse_timestring(const char *str)
1286 int a, b;
1287 double d;
1288 if (sscanf(str, "%d:%d:%lf", &a, &b, &d) == 3)
1289 return 3600*a + 60*b + d;
1290 else if (sscanf(str, "%d:%lf", &a, &d) == 2)
1291 return 60*a + d;
1292 else if (sscanf(str, "%lf", &d) == 1)
1293 return d;
1294 return -1e100;
1298 static int parse_time(const m_option_t* opt,const char *name, const char *param, void* dst, int src)
1300 double time;
1302 if (param == NULL || strlen(param) == 0)
1303 return M_OPT_MISSING_PARAM;
1305 time = parse_timestring(param);
1306 if (time == -1e100) {
1307 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: invalid time: '%s'\n",
1308 name,param);
1309 return M_OPT_INVALID;
1312 if (dst)
1313 *(double *)dst = time;
1314 return 1;
1317 const m_option_type_t m_option_type_time = {
1318 "Time",
1320 sizeof(double),
1322 parse_time,
1323 print_double,
1324 copy_opt,
1325 copy_opt,
1326 NULL,
1327 NULL
1331 // Time or size (-endpos)
1333 static int parse_time_size(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
1334 m_time_size_t ts;
1335 char unit[4];
1336 double end_at;
1338 if (param == NULL || strlen(param) == 0)
1339 return M_OPT_MISSING_PARAM;
1341 ts.pos=0;
1342 /* End at size parsing */
1343 if(sscanf(param, "%lf%3s", &end_at, unit) == 2) {
1344 ts.type = END_AT_SIZE;
1345 if(!strcasecmp(unit, "b"))
1347 else if(!strcasecmp(unit, "kb"))
1348 end_at *= 1024;
1349 else if(!strcasecmp(unit, "mb"))
1350 end_at *= 1024*1024;
1351 else if(!strcasecmp(unit, "gb"))
1352 end_at *= 1024*1024*1024;
1353 else
1354 ts.type = END_AT_NONE;
1356 if (ts.type == END_AT_SIZE) {
1357 ts.pos = end_at;
1358 goto out;
1362 /* End at time parsing. This has to be last because the parsing accepts
1363 * even a number followed by garbage */
1364 if ((end_at = parse_timestring(param)) == -1e100) {
1365 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: invalid time or size: '%s'\n",
1366 name,param);
1367 return M_OPT_INVALID;
1370 ts.type = END_AT_TIME;
1371 ts.pos = end_at;
1372 out:
1373 if(dst)
1374 *(m_time_size_t *)dst = ts;
1375 return 1;
1378 const m_option_type_t m_option_type_time_size = {
1379 "Time or size",
1381 sizeof(m_time_size_t),
1383 parse_time_size,
1384 NULL,
1385 copy_opt,
1386 copy_opt,
1387 NULL,
1388 NULL
1392 //// Objects (i.e. filters, etc) settings
1394 #include "m_struct.h"
1396 #undef VAL
1397 #define VAL(x) (*(m_obj_settings_t**)(x))
1399 static int find_obj_desc(const char* name,const m_obj_list_t* l,const m_struct_t** ret) {
1400 int i;
1401 char* n;
1403 for(i = 0 ; l->list[i] ; i++) {
1404 n = M_ST_MB(char*,l->list[i],l->name_off);
1405 if(!strcmp(n,name)) {
1406 *ret = M_ST_MB(m_struct_t*,l->list[i],l->desc_off);
1407 return 1;
1410 return 0;
1413 static int get_obj_param(const char* opt_name,const char* obj_name, const m_struct_t* desc,
1414 char* str,int* nold,int oldmax,char** dst) {
1415 char* eq;
1416 const m_option_t* opt;
1417 int r;
1419 eq = strchr(str,'=');
1420 if(eq && eq == str)
1421 eq = NULL;
1423 if(eq) {
1424 char* p = eq + 1;
1425 if(p[0] == '\0') p = NULL;
1426 eq[0] = '\0';
1427 opt = m_option_list_find(desc->fields,str);
1428 if(!opt) {
1429 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: %s doesn't have a %s parameter.\n",opt_name,obj_name,str);
1430 return M_OPT_UNKNOWN;
1432 r = m_option_parse(opt,str,p,NULL,M_CONFIG_FILE);
1433 if(r < 0) {
1434 if(r > M_OPT_EXIT)
1435 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while parsing %s parameter %s (%s)\n",opt_name,obj_name,str,p);
1436 eq[0] = '=';
1437 return r;
1439 if(dst) {
1440 dst[0] = strdup(str);
1441 dst[1] = p ? strdup(p) : NULL;
1443 eq[0] = '=';
1444 } else {
1445 if((*nold) >= oldmax) {
1446 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: %s has only %d params, so you can't give more than %d unnamed params.\n",
1447 opt_name,obj_name,oldmax,oldmax);
1448 return M_OPT_OUT_OF_RANGE;
1450 opt = &desc->fields[(*nold)];
1451 r = m_option_parse(opt,opt->name,str,NULL,M_CONFIG_FILE);
1452 if(r < 0) {
1453 if(r > M_OPT_EXIT)
1454 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while parsing %s parameter %s (%s)\n",opt_name,obj_name,opt->name,str);
1455 return r;
1457 if(dst) {
1458 dst[0] = strdup(opt->name);
1459 dst[1] = strdup(str);
1461 (*nold)++;
1463 return 1;
1466 static int get_obj_params(const char* opt_name, const char* name,char* params,
1467 const m_struct_t* desc,char separator, char*** _ret) {
1468 int n = 0,nold = 0, nopts,r;
1469 char* ptr,*last_ptr = params;
1470 char** ret;
1472 if(!strcmp(params,"help")) { // Help
1473 char min[50],max[50];
1474 if(!desc->fields) {
1475 printf("%s doesn't have any options.\n\n",name);
1476 return M_OPT_EXIT - 1;
1478 printf("\n Name Type Min Max\n\n");
1479 for(n = 0 ; desc->fields[n].name ; n++) {
1480 const m_option_t* opt = &desc->fields[n];
1481 if(opt->type->flags & M_OPT_TYPE_HAS_CHILD) continue;
1482 if(opt->flags & M_OPT_MIN)
1483 sprintf(min,"%-8.0f",opt->min);
1484 else
1485 strcpy(min,"No");
1486 if(opt->flags & M_OPT_MAX)
1487 sprintf(max,"%-8.0f",opt->max);
1488 else
1489 strcpy(max,"No");
1490 printf(" %-20.20s %-15.15s %-10.10s %-10.10s\n",
1491 opt->name,
1492 opt->type->name,
1493 min,
1494 max);
1496 printf("\n");
1497 return M_OPT_EXIT - 1;
1500 for(nopts = 0 ; desc->fields[nopts].name ; nopts++)
1501 /* NOP */;
1503 // TODO : Check that each opt can be parsed
1504 r = 1;
1505 while(last_ptr && last_ptr[0] != '\0') {
1506 ptr = strchr(last_ptr,separator);
1507 if(!ptr) {
1508 r = get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,NULL);
1509 n++;
1510 break;
1512 if(ptr == last_ptr) { // Empty field, count it and go on
1513 nold++;
1514 last_ptr = ptr+1;
1515 continue;
1517 ptr[0] = '\0';
1518 r = get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,NULL);
1519 ptr[0] = separator;
1520 if(r < 0) break;
1521 n++;
1522 last_ptr = ptr+1;
1524 if(r < 0) return r;
1525 if (!last_ptr[0]) // count an empty field at the end, too
1526 nold++;
1527 if (nold > nopts) {
1528 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Too many options for %s\n", name);
1529 return M_OPT_OUT_OF_RANGE;
1531 if(!_ret) // Just test
1532 return 1;
1533 if (n == 0) // No options or only empty options
1534 return 1;
1536 ret = malloc((n+2)*2*sizeof(char*));
1537 n = nold = 0;
1538 last_ptr = params;
1540 while(last_ptr && last_ptr[0] != '\0') {
1541 ptr = strchr(last_ptr,separator);
1542 if(!ptr) {
1543 get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,&ret[n*2]);
1544 n++;
1545 break;
1547 if(ptr == last_ptr) { // Empty field, count it and go on
1548 last_ptr = ptr+1;
1549 nold++;
1550 continue;
1552 ptr[0] = '\0';
1553 get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,&ret[n*2]);
1554 n++;
1555 last_ptr = ptr+1;
1557 ret[n*2] = ret[n*2+1] = NULL;
1558 *_ret = ret;
1560 return 1;
1563 static int parse_obj_params(const m_option_t* opt,const char *name,
1564 const char *param, void* dst, int src) {
1565 char** opts;
1566 int r;
1567 m_obj_params_t* p = opt->priv;
1568 const m_struct_t* desc;
1569 char* cpy;
1571 // We need the object desc
1572 if(!p)
1573 return M_OPT_INVALID;
1575 desc = p->desc;
1576 cpy = strdup(param);
1577 r = get_obj_params(name,desc->name,cpy,desc,p->separator,dst ? &opts : NULL);
1578 free(cpy);
1579 if(r < 0)
1580 return r;
1581 if(!dst)
1582 return 1;
1583 if (!opts) // no arguments given
1584 return 1;
1586 for(r = 0 ; opts[r] ; r += 2)
1587 m_struct_set(desc,dst,opts[r],opts[r+1]);
1589 return 1;
1593 const m_option_type_t m_option_type_obj_params = {
1594 "Object params",
1598 parse_obj_params,
1599 NULL,
1600 NULL,
1601 NULL,
1602 NULL,
1603 NULL
1606 /// Some predefined types as a definition would be quite lengthy
1608 /// Span arguments
1609 static const m_span_t m_span_params_dflts = { -1, -1 };
1610 static const m_option_t m_span_params_fields[] = {
1611 {"start", M_ST_OFF(m_span_t,start), CONF_TYPE_INT, M_OPT_MIN, 1 ,0, NULL},
1612 {"end", M_ST_OFF(m_span_t,end), CONF_TYPE_INT, M_OPT_MIN , 1 ,0, NULL},
1613 { NULL, NULL, 0, 0, 0, 0, NULL }
1615 static const struct m_struct_st m_span_opts = {
1616 "m_span",
1617 sizeof(m_span_t),
1618 &m_span_params_dflts,
1619 m_span_params_fields
1621 const m_obj_params_t m_span_params_def = {
1622 &m_span_opts,
1626 static int parse_obj_settings(const char* opt,char* str,const m_obj_list_t* list,
1627 m_obj_settings_t **_ret, int ret_n) {
1628 int r;
1629 char *param,**plist = NULL;
1630 const m_struct_t* desc;
1631 m_obj_settings_t *ret = _ret ? *_ret : NULL;
1634 // Now check that the object exists
1635 param = strchr(str,'=');
1636 if(param) {
1637 param[0] = '\0';
1638 param++;
1639 if(strlen(param) <= 0)
1640 param = NULL;
1644 if(!find_obj_desc(str,list,&desc)) {
1645 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: %s doesn't exist.\n",opt,str);
1646 return M_OPT_INVALID;
1649 if(param) {
1650 if(!desc && _ret) {
1651 if(!strcmp(param,"help")) {
1652 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "Option %s: %s have no option description.\n",opt,str);
1653 return M_OPT_EXIT - 1;
1655 plist = calloc(4,sizeof(char*));
1656 plist[0] = strdup("_oldargs_");
1657 plist[1] = strdup(param);
1658 } else if(desc) {
1659 r = get_obj_params(opt,str,param,desc,':',_ret ? &plist : NULL);
1660 if(r < 0)
1661 return r;
1664 if(!_ret)
1665 return 1;
1667 ret = realloc(ret,(ret_n+2)*sizeof(m_obj_settings_t));
1668 memset(&ret[ret_n],0,2*sizeof(m_obj_settings_t));
1669 ret[ret_n].name = strdup(str);
1670 ret[ret_n].attribs = plist;
1672 *_ret = ret;
1673 return 1;
1676 static void free_obj_settings_list(void* dst);
1678 static int obj_settings_list_del(const char *opt_name,const char *param,void* dst, int src) {
1679 char** str_list = NULL;
1680 int r,i,idx_max = 0;
1681 char* rem_id = "_removed_marker_";
1682 const m_option_t list_opt = {opt_name , NULL, CONF_TYPE_STRING_LIST,
1683 0, 0, 0, NULL };
1684 m_obj_settings_t* obj_list = dst ? VAL(dst) : NULL;
1686 if(dst && !obj_list) {
1687 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: the list is empty.\n",opt_name);
1688 return 1;
1689 } else if(obj_list) {
1690 for(idx_max = 0 ; obj_list[idx_max].name != NULL ; idx_max++)
1691 /* NOP */;
1694 r = m_option_parse(&list_opt,opt_name,param,&str_list,src);
1695 if(r < 0 || !str_list)
1696 return r;
1698 for(r = 0 ; str_list[r] ; r++) {
1699 int id;
1700 char* endptr;
1701 id = strtol(str_list[r],&endptr,0);
1702 if(endptr == str_list[r]) {
1703 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: invalid parameter. We need a list of integers which are the indices of the elements to remove.\n",opt_name);
1704 m_option_free(&list_opt,&str_list);
1705 return M_OPT_INVALID;
1707 if(!obj_list) continue;
1708 if(id >= idx_max || id < -idx_max) {
1709 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: Index %d is out of range.\n",opt_name,id);
1710 continue;
1712 if(id < 0)
1713 id = idx_max + id;
1714 free(obj_list[id].name);
1715 free_str_list(&(obj_list[id].attribs));
1716 obj_list[id].name = rem_id;
1719 if(!dst) {
1720 m_option_free(&list_opt,&str_list);
1721 return 1;
1724 for(i = 0 ; obj_list[i].name ; i++) {
1725 while(obj_list[i].name == rem_id) {
1726 memmove(&obj_list[i],&obj_list[i+1],sizeof(m_obj_settings_t)*(idx_max - i));
1727 idx_max--;
1730 obj_list = realloc(obj_list,sizeof(m_obj_settings_t)*(idx_max+1));
1731 VAL(dst) = obj_list;
1733 return 1;
1736 static int parse_obj_settings_list(const m_option_t* opt,const char *name,
1737 const char *param, void* dst, int src) {
1738 int n = 0,r,len = strlen(opt->name);
1739 char *str;
1740 char *ptr, *last_ptr;
1741 m_obj_settings_t *res = NULL,*queue = NULL,*head = NULL;
1742 int op = OP_NONE;
1744 // We need the objects list
1745 if(!opt->priv)
1746 return M_OPT_INVALID;
1748 if(opt->name[len-1] == '*' && ((int)strlen(name) > len - 1)) {
1749 const char* n = &name[len-1];
1750 if(strcasecmp(n,"-add") == 0)
1751 op = OP_ADD;
1752 else if(strcasecmp(n,"-pre") == 0)
1753 op = OP_PRE;
1754 else if(strcasecmp(n,"-del") == 0)
1755 op = OP_DEL;
1756 else if(strcasecmp(n,"-clr") == 0)
1757 op = OP_CLR;
1758 else {
1759 char prefix[len];
1760 strncpy(prefix,opt->name,len-1);
1761 prefix[len-1] = '\0';
1762 mp_msg(MSGT_VFILTER,MSGL_ERR, "Option %s: unknown postfix %s\n"
1763 "Supported postfixes are:\n"
1764 " %s-add\n"
1765 " Append the given list to the current list\n\n"
1766 " %s-pre\n"
1767 " Prepend the given list to the current list\n\n"
1768 " %s-del x,y,...\n"
1769 " Remove the given elements. Take the list element index (starting from 0).\n"
1770 " Negative index can be used (i.e. -1 is the last element)\n\n"
1771 " %s-clr\n"
1772 " Clear the current list.\n",name,n,prefix,prefix,prefix,prefix);
1774 return M_OPT_UNKNOWN;
1778 // Clear the list ??
1779 if(op == OP_CLR) {
1780 if(dst)
1781 free_obj_settings_list(dst);
1782 return 0;
1785 if (param == NULL || strlen(param) == 0)
1786 return M_OPT_MISSING_PARAM;
1788 switch(op) {
1789 case OP_ADD:
1790 if(dst) head = VAL(dst);
1791 break;
1792 case OP_PRE:
1793 if(dst) queue = VAL(dst);
1794 break;
1795 case OP_DEL:
1796 return obj_settings_list_del(name,param,dst,src);
1797 case OP_NONE:
1798 if(dst && VAL(dst))
1799 free_obj_settings_list(dst);
1800 break;
1801 default:
1802 mp_msg(MSGT_VFILTER,MSGL_ERR, "Option %s: FIXME\n",name);
1803 return M_OPT_UNKNOWN;
1806 if(!strcmp(param,"help")) {
1807 m_obj_list_t* ol = opt->priv;
1808 mp_msg(MSGT_VFILTER,MSGL_INFO,"Available video filters:\n");
1809 mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_VIDEO_FILTERS\n");
1810 for(n = 0 ; ol->list[n] ; n++)
1811 mp_msg(MSGT_VFILTER,MSGL_INFO," %-15s: %s\n",
1812 M_ST_MB(char*,ol->list[n],ol->name_off),
1813 M_ST_MB(char*,ol->list[n],ol->info_off));
1814 mp_msg(MSGT_VFILTER,MSGL_INFO,"\n");
1815 return M_OPT_EXIT - 1;
1817 ptr = str = strdup(param);
1819 while(ptr[0] != '\0') {
1820 last_ptr = ptr;
1821 ptr = get_nextsep(ptr, LIST_SEPARATOR, 1);
1823 if(!ptr) {
1824 r = parse_obj_settings(name,last_ptr,opt->priv,dst ? &res : NULL,n);
1825 if(r < 0) {
1826 free(str);
1827 return r;
1829 n++;
1830 break;
1832 ptr[0] = '\0';
1833 r = parse_obj_settings(name,last_ptr,opt->priv,dst ? &res : NULL,n);
1834 if(r < 0) {
1835 free(str);
1836 return r;
1838 ptr++;
1839 n++;
1841 free(str);
1842 if(n == 0)
1843 return M_OPT_INVALID;
1845 if( ((opt->flags & M_OPT_MIN) && (n < opt->min)) ||
1846 ((opt->flags & M_OPT_MAX) && (n > opt->max)) )
1847 return M_OPT_OUT_OF_RANGE;
1849 if(dst) {
1850 if(queue) {
1851 int qsize;
1852 for(qsize = 0 ; queue[qsize].name ; qsize++)
1853 /* NOP */;
1854 res = realloc(res,(qsize+n+1)*sizeof(m_obj_settings_t));
1855 memcpy(&res[n],queue,(qsize+1)*sizeof(m_obj_settings_t));
1856 n += qsize;
1857 free(queue);
1859 if(head) {
1860 int hsize;
1861 for(hsize = 0 ; head[hsize].name ; hsize++)
1862 /* NOP */;
1863 head = realloc(head,(hsize+n+1)*sizeof(m_obj_settings_t));
1864 memcpy(&head[hsize],res,(n+1)*sizeof(m_obj_settings_t));
1865 free(res);
1866 res = head;
1868 VAL(dst) = res;
1870 return 1;
1873 static void free_obj_settings_list(void* dst) {
1874 int n;
1875 m_obj_settings_t *d;
1877 if(!dst || !VAL(dst)) return;
1879 d = VAL(dst);
1880 #ifndef NO_FREE
1881 for(n = 0 ; d[n].name ; n++) {
1882 free(d[n].name);
1883 free_str_list(&(d[n].attribs));
1885 free(d);
1886 #endif
1887 VAL(dst) = NULL;
1890 static void copy_obj_settings_list(const m_option_t* opt,void* dst, const void* src) {
1891 m_obj_settings_t *d,*s;
1892 int n;
1894 if(!(dst && src))
1895 return;
1897 s = VAL(src);
1899 if(VAL(dst))
1900 free_obj_settings_list(dst);
1901 if(!s) return;
1905 for(n = 0 ; s[n].name ; n++)
1906 /* NOP */;
1907 d = malloc((n+1)*sizeof(m_obj_settings_t));
1908 for(n = 0 ; s[n].name ; n++) {
1909 d[n].name = strdup(s[n].name);
1910 d[n].attribs = NULL;
1911 copy_str_list(NULL,&(d[n].attribs),&(s[n].attribs));
1913 d[n].name = NULL;
1914 d[n].attribs = NULL;
1915 VAL(dst) = d;
1918 const m_option_type_t m_option_type_obj_settings_list = {
1919 "Object settings list",
1921 sizeof(m_obj_settings_t*),
1922 M_OPT_TYPE_DYNAMIC|M_OPT_TYPE_ALLOW_WILDCARD,
1923 parse_obj_settings_list,
1924 NULL,
1925 copy_obj_settings_list,
1926 copy_obj_settings_list,
1927 copy_obj_settings_list,
1928 free_obj_settings_list,
1933 static int parse_obj_presets(const m_option_t* opt,const char *name,
1934 const char *param, void* dst, int src) {
1935 m_obj_presets_t* obj_p = (m_obj_presets_t*)opt->priv;
1936 m_struct_t *in_desc,*out_desc;
1937 int s,i;
1938 unsigned char* pre;
1939 char* pre_name = NULL;
1941 if(!obj_p) {
1942 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Presets need a pointer to a m_obj_presets_t in the priv field.\n",name);
1943 return M_OPT_PARSER_ERR;
1946 if(!param)
1947 return M_OPT_MISSING_PARAM;
1949 pre = obj_p->presets;
1950 in_desc = obj_p->in_desc;
1951 out_desc = obj_p->out_desc ? obj_p->out_desc : obj_p->in_desc;
1952 s = in_desc->size;
1954 if(!strcmp(param,"help")) {
1955 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "Available presets for %s->%s:",out_desc->name,name);
1956 for(pre = obj_p->presets;(pre_name = M_ST_MB(char*,pre,obj_p->name_off)) ;
1957 pre += s)
1958 mp_msg(MSGT_CFGPARSER, MSGL_ERR, " %s",pre_name);
1959 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "\n");
1960 return M_OPT_EXIT - 1;
1963 for(pre_name = M_ST_MB(char*,pre,obj_p->name_off) ; pre_name ;
1964 pre += s, pre_name = M_ST_MB(char*,pre,obj_p->name_off)) {
1965 if(!strcmp(pre_name,param)) break;
1967 if(!pre_name) {
1968 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: There is no preset named %s\n"
1969 "Available presets are:",name,param);
1970 for(pre = obj_p->presets;(pre_name = M_ST_MB(char*,pre,obj_p->name_off)) ;
1971 pre += s)
1972 mp_msg(MSGT_CFGPARSER, MSGL_ERR, " %s",pre_name);
1973 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "\n");
1974 return M_OPT_INVALID;
1977 if(!dst) return 1;
1979 for(i = 0 ; in_desc->fields[i].name ; i++) {
1980 const m_option_t* out_opt = m_option_list_find(out_desc->fields,
1981 in_desc->fields[i].name);
1982 if(!out_opt) {
1983 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Unable to find the target option for field %s.\nPlease report this to the developers.\n",name,in_desc->fields[i].name);
1984 return M_OPT_PARSER_ERR;
1986 m_option_copy(out_opt,M_ST_MB_P(dst,out_opt->p),M_ST_MB_P(pre,in_desc->fields[i].p));
1988 return 1;
1992 const m_option_type_t m_option_type_obj_presets = {
1993 "Object presets",
1997 parse_obj_presets,
1998 NULL,
1999 NULL,
2000 NULL,
2001 NULL,
2002 NULL
2005 static int parse_custom_url(const m_option_t* opt,const char *name,
2006 const char *url, void* dst, int src) {
2007 int pos1, pos2, r, v6addr = 0;
2008 char *ptr1=NULL, *ptr2=NULL, *ptr3=NULL, *ptr4=NULL;
2009 m_struct_t* desc = opt->priv;
2011 if(!desc) {
2012 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Custom URL needs a pointer to a m_struct_t in the priv field.\n",name);
2013 return M_OPT_PARSER_ERR;
2016 // extract the protocol
2017 ptr1 = strstr(url, "://");
2018 if( ptr1==NULL ) {
2019 // Filename only
2020 if(m_option_list_find(desc->fields,"filename")) {
2021 m_struct_set(desc,dst,"filename",url);
2022 return 1;
2024 mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Option %s: URL doesn't have a valid protocol!\n",name);
2025 return M_OPT_INVALID;
2027 if(m_option_list_find(desc->fields,"string")) {
2028 if(strlen(ptr1)>3) {
2029 m_struct_set(desc,dst,"string",ptr1+3);
2030 return 1;
2033 pos1 = ptr1-url;
2034 if(dst && m_option_list_find(desc->fields,"protocol")) {
2035 ptr1[0] = '\0';
2036 r = m_struct_set(desc,dst,"protocol",url);
2037 ptr1[0] = ':';
2038 if(r < 0) {
2039 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting protocol.\n",name);
2040 return r;
2044 // jump the "://"
2045 ptr1 += 3;
2046 pos1 += 3;
2048 // check if a username:password is given
2049 ptr2 = strstr(ptr1, "@");
2050 ptr3 = strstr(ptr1, "/");
2051 if( ptr3!=NULL && ptr3<ptr2 ) {
2052 // it isn't really a username but rather a part of the path
2053 ptr2 = NULL;
2055 if( ptr2!=NULL ) {
2057 // We got something, at least a username...
2058 if(!m_option_list_find(desc->fields,"username")) {
2059 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a username part.\n",name);
2060 // skip
2061 } else {
2062 ptr3 = strstr(ptr1, ":");
2063 if( ptr3!=NULL && ptr3<ptr2 ) {
2064 // We also have a password
2065 if(!m_option_list_find(desc->fields,"password")) {
2066 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a password part.\n",name);
2067 // skip
2068 } else { // Username and password
2069 if(dst) {
2070 ptr3[0] = '\0';
2071 r = m_struct_set(desc,dst,"username",ptr1);
2072 ptr3[0] = ':';
2073 if(r < 0) {
2074 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting username.\n",name);
2075 return r;
2077 ptr2[0] = '\0';
2078 r = m_struct_set(desc,dst,"password",ptr3+1);
2079 ptr2[0] = '@';
2080 if(r < 0) {
2081 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting password.\n",name);
2082 return r;
2086 } else { // User name only
2087 ptr2[0] = '\0';
2088 r = m_struct_set(desc,dst,"username",ptr1);
2089 ptr2[0] = '@';
2090 if(r < 0) {
2091 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting username.\n",name);
2092 return r;
2096 ptr1 = ptr2+1;
2097 pos1 = ptr1-url;
2100 // before looking for a port number check if we have an IPv6 type numeric address
2101 // in an IPv6 URL the numeric address should be inside square braces.
2102 ptr2 = strstr(ptr1, "[");
2103 ptr3 = strstr(ptr1, "]");
2104 // If the [] is after the first it isn't the hostname
2105 ptr4 = strstr(ptr1, "/");
2106 if( ptr2!=NULL && ptr3!=NULL && (ptr2 < ptr3) && (!ptr4 || ptr4 > ptr3)) {
2107 // we have an IPv6 numeric address
2108 ptr1++;
2109 pos1++;
2110 ptr2 = ptr3;
2111 v6addr = 1;
2112 } else {
2113 ptr2 = ptr1;
2116 // look if the port is given
2117 ptr2 = strstr(ptr2, ":");
2118 // If the : is after the first / it isn't the port
2119 ptr3 = strstr(ptr1, "/");
2120 if(ptr3 && ptr3 - ptr2 < 0) ptr2 = NULL;
2121 if( ptr2==NULL ) {
2122 // No port is given
2123 // Look if a path is given
2124 if( ptr3==NULL ) {
2125 // No path/filename
2126 // So we have an URL like http://www.hostname.com
2127 pos2 = strlen(url);
2128 } else {
2129 // We have an URL like http://www.hostname.com/file.txt
2130 pos2 = ptr3-url;
2132 } else {
2133 // We have an URL beginning like http://www.hostname.com:1212
2134 // Get the port number
2135 if(!m_option_list_find(desc->fields,"port")) {
2136 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a port part.\n",name);
2137 // skip
2138 } else {
2139 if(dst) {
2140 int p = atoi(ptr2+1);
2141 char tmp[100];
2142 snprintf(tmp,99,"%d",p);
2143 r = m_struct_set(desc,dst,"port",tmp);
2144 if(r < 0) {
2145 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting port.\n",name);
2146 return r;
2150 pos2 = ptr2-url;
2152 if( v6addr ) pos2--;
2153 // Get the hostname
2154 if(pos2-pos1 > 0) {
2155 if(!m_option_list_find(desc->fields,"hostname")) {
2156 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a hostname part.\n",name);
2157 // skip
2158 } else {
2159 char tmp[pos2-pos1+1];
2160 strncpy(tmp,ptr1, pos2-pos1);
2161 tmp[pos2-pos1] = '\0';
2162 r = m_struct_set(desc,dst,"hostname",tmp);
2163 if(r < 0) {
2164 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting hostname.\n",name);
2165 return r;
2169 // Look if a path is given
2170 ptr2 = strstr(ptr1, "/");
2171 if( ptr2!=NULL ) {
2172 // A path/filename is given
2173 // check if it's not a trailing '/'
2174 if( strlen(ptr2)>1 ) {
2175 // copy the path/filename in the URL container
2176 if(!m_option_list_find(desc->fields,"filename")) {
2177 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a hostname part.\n",name);
2178 // skip
2179 } else {
2180 if(dst) {
2181 int l = strlen(ptr2+1) + 1;
2182 char* fname = ptr2+1;
2183 if(l > 1) {
2184 fname = malloc(l);
2185 url_unescape_string(fname,ptr2+1);
2187 r = m_struct_set(desc,dst,"filename",fname);
2188 if(fname != ptr2+1)
2189 free(fname);
2190 if(r < 0) {
2191 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting filename.\n",name);
2192 return r;
2198 return 1;
2201 /// TODO : Write the other needed funcs for 'normal' options
2202 const m_option_type_t m_option_type_custom_url = {
2203 "Custom URL",
2207 parse_custom_url,
2208 NULL,
2209 NULL,
2210 NULL,
2211 NULL,
2212 NULL