sync with en/mplayer.1 rev. 30822
[mplayer.git] / m_option.c
blob8224ba7f35bd62e056556a4363e4e1191697c312
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 // Float
226 #undef VAL
227 #define VAL(x) (*(double*)(x))
229 static int parse_double(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
230 double tmp_float;
231 char* endptr;
232 src = 0;
234 if (param == NULL)
235 return M_OPT_MISSING_PARAM;
237 tmp_float = strtod(param, &endptr);
239 switch(*endptr) {
240 case ':':
241 case '/':
242 tmp_float /= strtod(endptr+1, &endptr);
243 break;
244 case '.':
245 case ',':
246 /* we also handle floats specified with
247 * non-locale decimal point ::atmos
249 if(tmp_float<0)
250 tmp_float -= 1.0/pow(10,strlen(endptr+1)) * strtod(endptr+1, &endptr);
251 else
252 tmp_float += 1.0/pow(10,strlen(endptr+1)) * strtod(endptr+1, &endptr);
253 break;
256 if (*endptr) {
257 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be a floating point "
258 "number or a ratio (numerator[:/]denominator): %s\n",name, param);
259 return M_OPT_INVALID;
262 if (opt->flags & M_OPT_MIN)
263 if (tmp_float < opt->min) {
264 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be >= %f: %s\n", name, opt->min, param);
265 return M_OPT_OUT_OF_RANGE;
268 if (opt->flags & M_OPT_MAX)
269 if (tmp_float > opt->max) {
270 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be <= %f: %s\n", name, opt->max, param);
271 return M_OPT_OUT_OF_RANGE;
274 if(dst) VAL(dst) = tmp_float;
275 return 1;
278 static char* print_double(const m_option_t* opt, const void* val) {
279 opt = NULL;
280 return dup_printf("%f",VAL(val));
283 const m_option_type_t m_option_type_double = {
284 "Double",
285 "double precission floating point number or ratio (numerator[:/]denominator)",
286 sizeof(double),
288 parse_double,
289 print_double,
290 copy_opt,
291 copy_opt,
292 NULL,
293 NULL
296 #undef VAL
297 #define VAL(x) (*(float*)(x))
299 static int parse_float(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
300 double tmp;
301 int r= parse_double(opt, name, param, &tmp, src);
302 if(r==1 && dst) VAL(dst) = tmp;
303 return r;
306 static char* print_float(const m_option_t* opt, const void* val) {
307 opt = NULL;
308 return dup_printf("%f",VAL(val));
311 const m_option_type_t m_option_type_float = {
312 "Float",
313 "floating point number or ratio (numerator[:/]denominator)",
314 sizeof(float),
316 parse_float,
317 print_float,
318 copy_opt,
319 copy_opt,
320 NULL,
321 NULL
324 ///////////// Position
325 #undef VAL
326 #define VAL(x) (*(off_t*)(x))
328 static int parse_position(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
329 off_t tmp_off;
330 char dummy;
332 if (param == NULL)
333 return M_OPT_MISSING_PARAM;
334 if (sscanf(param, sizeof(off_t) == sizeof(int) ?
335 "%d%c" : "%"PRId64"%c", &tmp_off, &dummy) != 1) {
336 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "The %s option must be an integer: %s\n",opt->name,param);
337 return M_OPT_INVALID;
340 if (opt->flags & M_OPT_MIN)
341 if (tmp_off < opt->min) {
342 mp_msg(MSGT_CFGPARSER, MSGL_ERR,
343 "The %s option must be >= %"PRId64": %s\n",
344 name, (int64_t) opt->min, param);
345 return M_OPT_OUT_OF_RANGE;
348 if (opt->flags & M_OPT_MAX)
349 if (tmp_off > opt->max) {
350 mp_msg(MSGT_CFGPARSER, MSGL_ERR,
351 "The %s option must be <= %"PRId64": %s\n",
352 name, (int64_t) opt->max, param);
353 return M_OPT_OUT_OF_RANGE;
356 if(dst)
357 VAL(dst) = tmp_off;
358 return 1;
361 static char* print_position(const m_option_t* opt, const void* val) {
362 return dup_printf("%"PRId64,(int64_t)VAL(val));
365 const m_option_type_t m_option_type_position = {
366 "Position",
367 "Integer (off_t)",
368 sizeof(off_t),
370 parse_position,
371 print_position,
372 copy_opt,
373 copy_opt,
374 NULL,
375 NULL
379 ///////////// String
381 #undef VAL
382 #define VAL(x) (*(char**)(x))
384 static int parse_str(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
387 if (param == NULL)
388 return M_OPT_MISSING_PARAM;
390 if ((opt->flags & M_OPT_MIN) && (strlen(param) < opt->min)) {
391 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Parameter must be >= %d chars: %s\n",
392 (int) opt->min, param);
393 return M_OPT_OUT_OF_RANGE;
396 if ((opt->flags & M_OPT_MAX) && (strlen(param) > opt->max)) {
397 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Parameter must be <= %d chars: %s\n",
398 (int) opt->max, param);
399 return M_OPT_OUT_OF_RANGE;
402 if(dst) {
403 if(VAL(dst))
404 free(VAL(dst));
405 VAL(dst) = strdup(param);
408 return 1;
412 static char* print_str(const m_option_t* opt, const void* val) {
413 return (val && VAL(val) && strlen(VAL(val)) > 0) ? strdup(VAL(val)) : NULL;
416 static void copy_str(const m_option_t* opt,void* dst, const void* src) {
417 if(dst && src) {
418 #ifndef NO_FREE
419 if(VAL(dst)) free(VAL(dst)); //FIXME!!!
420 #endif
421 VAL(dst) = VAL(src) ? strdup(VAL(src)) : NULL;
425 static void free_str(void* src) {
426 if(src && VAL(src)){
427 #ifndef NO_FREE
428 free(VAL(src)); //FIXME!!!
429 #endif
430 VAL(src) = NULL;
434 const m_option_type_t m_option_type_string = {
435 "String",
437 sizeof(char*),
438 M_OPT_TYPE_DYNAMIC,
439 parse_str,
440 print_str,
441 copy_str,
442 copy_str,
443 copy_str,
444 free_str
447 //////////// String list
449 #define LIST_SEPARATOR ','
450 #undef VAL
451 #define VAL(x) (*(char***)(x))
453 #define OP_NONE 0
454 #define OP_ADD 1
455 #define OP_PRE 2
456 #define OP_DEL 3
457 #define OP_CLR 4
459 static void free_str_list(void* dst) {
460 char** d;
461 int i;
463 if(!dst || !VAL(dst)) return;
464 d = VAL(dst);
466 // FIXME!!!
467 #ifndef NO_FREE
468 for(i = 0 ; d[i] != NULL ; i++)
469 free(d[i]);
470 free(d);
471 #endif
472 VAL(dst) = NULL;
475 static int str_list_add(char** add, int n,void* dst,int pre) {
476 char** lst = VAL(dst);
477 int ln;
479 if(!dst) return M_OPT_PARSER_ERR;
480 lst = VAL(dst);
482 for(ln = 0 ; lst && lst[ln] ; ln++)
483 /**/;
485 lst = realloc(lst,(n+ln+1)*sizeof(char*));
487 if(pre) {
488 memmove(&lst[n],lst,(ln+1)*sizeof(char*));
489 memcpy(lst,add,n*sizeof(char*));
490 } else
491 memcpy(&lst[ln],add,(n+1)*sizeof(char*));
493 free(add);
495 VAL(dst) = lst;
497 return 1;
500 static int str_list_del(char** del, int n,void* dst) {
501 char **lst,*ep,**d;
502 int i,ln,s;
503 long idx;
505 if(!dst) return M_OPT_PARSER_ERR;
506 lst = VAL(dst);
508 for(ln = 0 ; lst && lst[ln] ; ln++)
509 /**/;
510 s = ln;
512 for(i = 0 ; del[i] != NULL ; i++) {
513 idx = strtol(del[i], &ep, 0);
514 if(*ep) {
515 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Invalid index: %s\n",del[i]);
516 free(del[i]);
517 continue;
519 free(del[i]);
520 if(idx < 0 || idx >= ln) {
521 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Index %ld is out of range.\n",idx);
522 continue;
523 } else if(!lst[idx])
524 continue;
525 free(lst[idx]);
526 lst[idx] = NULL;
527 s--;
529 free(del);
531 if(s == 0) {
532 if(lst) free(lst);
533 VAL(dst) = NULL;
534 return 1;
537 d = calloc(s+1,sizeof(char*));
538 for(i = 0, n = 0 ; i < ln ; i++) {
539 if(!lst[i]) continue;
540 d[n] = lst[i];
541 n++;
543 d[s] = NULL;
545 if(lst) free(lst);
546 VAL(dst) = d;
548 return 1;
551 static char *get_nextsep(char *ptr, char sep, int modify) {
552 char *last_ptr = ptr;
553 for(;;){
554 ptr = strchr(ptr, sep);
555 if(ptr && ptr>last_ptr && ptr[-1]=='\\'){
556 if (modify) memmove(ptr-1, ptr, strlen(ptr)+1);
557 else ptr++;
558 }else
559 break;
561 return ptr;
564 static int parse_str_list(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
565 int n = 0,len = strlen(opt->name);
566 char *str;
567 char *ptr = (char *)param, *last_ptr, **res;
568 int op = OP_NONE;
570 if(opt->name[len-1] == '*' && ((int)strlen(name) > len - 1)) {
571 const char* n = &name[len-1];
572 if(strcasecmp(n,"-add") == 0)
573 op = OP_ADD;
574 else if(strcasecmp(n,"-pre") == 0)
575 op = OP_PRE;
576 else if(strcasecmp(n,"-del") == 0)
577 op = OP_DEL;
578 else if(strcasecmp(n,"-clr") == 0)
579 op = OP_CLR;
580 else
581 return M_OPT_UNKNOWN;
584 // Clear the list ??
585 if(op == OP_CLR) {
586 if(dst)
587 free_str_list(dst);
588 return 0;
591 // All other ops need a param
592 if (param == NULL || strlen(param) == 0)
593 return M_OPT_MISSING_PARAM;
596 while(ptr[0] != '\0') {
597 ptr = get_nextsep(ptr, LIST_SEPARATOR, 0);
598 if(!ptr) {
599 n++;
600 break;
602 ptr++;
603 n++;
605 if(n == 0)
606 return M_OPT_INVALID;
607 if( ((opt->flags & M_OPT_MIN) && (n < opt->min)) ||
608 ((opt->flags & M_OPT_MAX) && (n > opt->max)) )
609 return M_OPT_OUT_OF_RANGE;
611 if(!dst) return 1;
613 res = malloc((n+2)*sizeof(char*));
614 ptr = str = strdup(param);
615 n = 0;
617 while(1) {
618 last_ptr = ptr;
619 ptr = get_nextsep(ptr, LIST_SEPARATOR, 1);
620 if(!ptr) {
621 res[n] = strdup(last_ptr);
622 n++;
623 break;
625 len = ptr - last_ptr;
626 res[n] = malloc(len + 1);
627 if(len) strncpy(res[n],last_ptr,len);
628 res[n][len] = '\0';
629 ptr++;
630 n++;
632 res[n] = NULL;
633 free(str);
635 switch(op) {
636 case OP_ADD:
637 return str_list_add(res,n,dst,0);
638 case OP_PRE:
639 return str_list_add(res,n,dst,1);
640 case OP_DEL:
641 return str_list_del(res,n,dst);
644 if(VAL(dst))
645 free_str_list(dst);
646 VAL(dst) = res;
648 return 1;
651 static void copy_str_list(const m_option_t* opt,void* dst, const void* src) {
652 int n;
653 char **d,**s;
655 if(!(dst && src)) return;
656 s = VAL(src);
658 if(VAL(dst))
659 free_str_list(dst);
661 if(!s) {
662 VAL(dst) = NULL;
663 return;
666 for(n = 0 ; s[n] != NULL ; n++)
667 /* NOTHING */;
668 d = malloc((n+1)*sizeof(char*));
669 for( ; n >= 0 ; n--)
670 d[n] = s[n] ? strdup(s[n]) : NULL;
672 VAL(dst) = d;
675 static char* print_str_list(const m_option_t* opt, const void* src) {
676 char **lst = NULL;
677 char *ret = NULL,*last = NULL;
678 int i;
680 if(!(src && VAL(src))) return NULL;
681 lst = VAL(src);
683 for(i = 0 ; lst[i] ; i++) {
684 if(last) {
685 ret = dup_printf("%s,%s",last,lst[i]);
686 free(last);
687 } else
688 ret = strdup(lst[i]);
689 last = ret;
691 if(last && last != ret) free(last);
692 return ret;
695 const m_option_type_t m_option_type_string_list = {
696 "String list",
697 "A list of strings separated by ','\n"
698 "Option with a name ending in an * permits using the following suffix: \n"
699 "\t-add: Add the given parameters at the end of the list.\n"
700 "\t-pre: Add the given parameters at the beginning of the list.\n"
701 "\t-del: Remove the entry at the given indices.\n"
702 "\t-clr: Clear the list.\n"
703 "e.g: -vf-add flip,mirror -vf-del 2,5\n",
704 sizeof(char**),
705 M_OPT_TYPE_DYNAMIC | M_OPT_TYPE_ALLOW_WILDCARD,
706 parse_str_list,
707 print_str_list,
708 copy_str_list,
709 copy_str_list,
710 copy_str_list,
711 free_str_list
715 /////////////////// Func based options
717 // A chained list to save the various calls for func_param and func_full
718 typedef struct m_func_save m_func_save_t;
719 struct m_func_save {
720 m_func_save_t* next;
721 char* name;
722 char* param;
725 #undef VAL
726 #define VAL(x) (*(m_func_save_t**)(x))
728 static void free_func_pf(void* src) {
729 m_func_save_t *s,*n;
731 if(!src) return;
733 s = VAL(src);
735 while(s) {
736 n = s->next;
737 free(s->name);
738 if(s->param) free(s->param);
739 free(s);
740 s = n;
742 VAL(src) = NULL;
745 // Parser for func_param and func_full
746 static int parse_func_pf(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
747 m_func_save_t *s,*p;
749 if(!dst)
750 return 1;
752 s = calloc(1,sizeof(m_func_save_t));
753 s->name = strdup(name);
754 s->param = param ? strdup(param) : NULL;
756 p = VAL(dst);
757 if(p) {
758 for( ; p->next != NULL ; p = p->next)
759 /**/;
760 p->next = s;
761 } else
762 VAL(dst) = s;
764 return 1;
767 static void copy_func_pf(const m_option_t* opt,void* dst, const void* src) {
768 m_func_save_t *d = NULL, *s,* last = NULL;
770 if(!(dst && src)) return;
771 s = VAL(src);
773 if(VAL(dst))
774 free_func_pf(dst);
776 while(s) {
777 d = calloc(1,sizeof(m_func_save_t));
778 d->name = strdup(s->name);
779 d->param = s->param ? strdup(s->param) : NULL;
780 if(last)
781 last->next = d;
782 else
783 VAL(dst) = d;
784 last = d;
785 s = s->next;
791 /////////////////// Func_param
793 static void set_func_param(const m_option_t* opt, void* dst, const void* src) {
794 m_func_save_t* s;
796 if(!src) return;
797 s = VAL(src);
799 if(!s) return;
801 // Revert if needed
802 if(opt->priv) ((m_opt_default_func_t)opt->priv)(opt,opt->name);
803 for( ; s != NULL ; s = s->next)
804 ((m_opt_func_param_t) opt->p)(opt,s->param);
807 const m_option_type_t m_option_type_func_param = {
808 "Func param",
810 sizeof(m_func_save_t*),
811 M_OPT_TYPE_INDIRECT,
812 parse_func_pf,
813 NULL,
814 NULL, // Nothing to do on save
815 set_func_param,
816 copy_func_pf,
817 free_func_pf
820 /////////////////// Func_full
822 static void set_func_full(const m_option_t* opt, void* dst, const void* src) {
823 m_func_save_t* s;
825 if(!src) return;
827 for(s = VAL(src) ; s ; s = s->next) {
828 // Revert if needed
829 if(opt->priv) ((m_opt_default_func_t)opt->priv)(opt,s->name);
830 ((m_opt_func_full_t) opt->p)(opt,s->name,s->param);
834 const m_option_type_t m_option_type_func_full = {
835 "Func full",
837 sizeof(m_func_save_t*),
838 M_OPT_TYPE_ALLOW_WILDCARD|M_OPT_TYPE_INDIRECT,
839 parse_func_pf,
840 NULL,
841 NULL, // Nothing to do on save
842 set_func_full,
843 copy_func_pf,
844 free_func_pf
847 /////////////// Func
849 #undef VAL
850 #define VAL(x) (*(int*)(x))
852 static int parse_func(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
853 if(dst)
854 VAL(dst) += 1;
855 return 0;
858 static void set_func(const m_option_t* opt,void* dst, const void* src) {
859 int i;
860 if(opt->priv) ((m_opt_default_func_t)opt->priv)(opt,opt->name);
861 for(i = 0 ; i < VAL(src) ; i++)
862 ((m_opt_func_t) opt->p)(opt);
865 const m_option_type_t m_option_type_func = {
866 "Func",
868 sizeof(int),
869 M_OPT_TYPE_INDIRECT,
870 parse_func,
871 NULL,
872 NULL, // Nothing to do on save
873 set_func,
874 NULL,
875 NULL
878 /////////////////// Print
880 static int parse_print(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
881 if(opt->type == CONF_TYPE_PRINT_INDIRECT)
882 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "%s", *(char **) opt->p);
883 else if(opt->type == CONF_TYPE_PRINT_FUNC)
884 return ((m_opt_func_full_t) opt->p)(opt,name,param);
885 else
886 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "%s", (char *) opt->p);
888 if(opt->priv == NULL)
889 return M_OPT_EXIT;
890 return 1;
893 const m_option_type_t m_option_type_print = {
894 "Print",
898 parse_print,
899 NULL,
900 NULL,
901 NULL,
902 NULL,
903 NULL
906 const m_option_type_t m_option_type_print_indirect = {
907 "Print",
911 parse_print,
912 NULL,
913 NULL,
914 NULL,
915 NULL,
916 NULL
919 const m_option_type_t m_option_type_print_func = {
920 "Print",
923 M_OPT_TYPE_ALLOW_WILDCARD,
924 parse_print,
925 NULL,
926 NULL,
927 NULL,
928 NULL,
929 NULL
933 /////////////////////// Subconfig
934 #undef VAL
935 #define VAL(x) (*(char***)(x))
937 static int parse_subconf(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
938 char *subparam;
939 char *subopt;
940 int nr = 0,i,r;
941 const m_option_t *subopts;
942 const char *p;
943 char** lst = NULL;
945 if (param == NULL || strlen(param) == 0)
946 return M_OPT_MISSING_PARAM;
948 subparam = malloc(strlen(param)+1);
949 subopt = malloc(strlen(param)+1);
950 p = param;
952 subopts = opt->p;
954 while(p[0])
956 int sscanf_ret = 1;
957 int optlen = strcspn(p, ":=");
958 /* clear out */
959 subopt[0] = subparam[0] = 0;
960 av_strlcpy(subopt, p, optlen + 1);
961 p = &p[optlen];
962 if (p[0] == '=') {
963 sscanf_ret = 2;
964 p = &p[1];
965 if (p[0] == '"') {
966 p = &p[1];
967 optlen = strcspn(p, "\"");
968 av_strlcpy(subparam, p, optlen + 1);
969 p = &p[optlen];
970 if (p[0] != '"') {
971 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Terminating '\"' missing for '%s'\n", subopt);
972 return M_OPT_INVALID;
974 p = &p[1];
975 } else if (p[0] == '%') {
976 p = &p[1];
977 optlen = (int)strtol(p, (char**)&p, 0);
978 if (!p || p[0] != '%' || (optlen > strlen(p) - 1)) {
979 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Invalid length %i for '%s'\n", optlen, subopt);
980 return M_OPT_INVALID;
982 p = &p[1];
983 av_strlcpy(subparam, p, optlen + 1);
984 p = &p[optlen];
985 } else {
986 optlen = strcspn(p, ":");
987 av_strlcpy(subparam, p, optlen + 1);
988 p = &p[optlen];
991 if (p[0] == ':')
992 p = &p[1];
993 else if (p[0]) {
994 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Incorrect termination for '%s'\n", subopt);
995 return M_OPT_INVALID;
998 switch(sscanf_ret)
1000 case 1:
1001 subparam[0] = 0;
1002 case 2:
1003 for(i = 0 ; subopts[i].name ; i++) {
1004 if(!strcmp(subopts[i].name,subopt)) break;
1006 if(!subopts[i].name) {
1007 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Unknown suboption %s\n",name,subopt);
1008 return M_OPT_UNKNOWN;
1010 r = m_option_parse(&subopts[i],subopt,
1011 subparam[0] == 0 ? NULL : subparam,NULL,src);
1012 if(r < 0) return r;
1013 if(dst) {
1014 lst = realloc(lst,2 * (nr+2) * sizeof(char*));
1015 lst[2*nr] = strdup(subopt);
1016 lst[2*nr+1] = subparam[0] == 0 ? NULL : strdup(subparam);
1017 memset(&lst[2*(nr+1)],0,2*sizeof(char*));
1018 nr++;
1020 break;
1024 free(subparam);
1025 free(subopt);
1026 if(dst)
1027 VAL(dst) = lst;
1029 return 1;
1032 const m_option_type_t m_option_type_subconfig = {
1033 "Subconfig",
1034 "The syntax is -option opt1=foo:flag:opt2=blah",
1035 sizeof(int),
1036 M_OPT_TYPE_HAS_CHILD,
1037 parse_subconf,
1038 NULL,
1039 NULL,
1040 NULL,
1041 NULL,
1042 NULL
1045 #include "libmpcodecs/img_format.h"
1047 /* FIXME: snyc with img_format.h */
1048 static struct {
1049 const char* name;
1050 unsigned int fmt;
1051 } mp_imgfmt_list[] = {
1052 {"444p16le", IMGFMT_444P16_LE},
1053 {"444p16be", IMGFMT_444P16_BE},
1054 {"422p16le", IMGFMT_422P16_LE},
1055 {"422p16be", IMGFMT_422P16_BE},
1056 {"420p16le", IMGFMT_420P16_LE},
1057 {"420p16be", IMGFMT_420P16_BE},
1058 {"444p16", IMGFMT_444P16},
1059 {"422p16", IMGFMT_422P16},
1060 {"420p16", IMGFMT_420P16},
1061 {"420a", IMGFMT_420A},
1062 {"444p", IMGFMT_444P},
1063 {"422p", IMGFMT_422P},
1064 {"411p", IMGFMT_411P},
1065 {"440p", IMGFMT_440P},
1066 {"yuy2", IMGFMT_YUY2},
1067 {"uyvy", IMGFMT_UYVY},
1068 {"yvu9", IMGFMT_YVU9},
1069 {"if09", IMGFMT_IF09},
1070 {"yv12", IMGFMT_YV12},
1071 {"i420", IMGFMT_I420},
1072 {"iyuv", IMGFMT_IYUV},
1073 {"clpl", IMGFMT_CLPL},
1074 {"hm12", IMGFMT_HM12},
1075 {"y800", IMGFMT_Y800},
1076 {"y8", IMGFMT_Y8},
1077 {"nv12", IMGFMT_NV12},
1078 {"nv21", IMGFMT_NV21},
1079 {"bgr24", IMGFMT_BGR24},
1080 {"bgr32", IMGFMT_BGR32},
1081 {"bgr16", IMGFMT_BGR16},
1082 {"bgr15", IMGFMT_BGR15},
1083 {"bgr8", IMGFMT_BGR8},
1084 {"bgr4", IMGFMT_BGR4},
1085 {"bg4b", IMGFMT_BG4B},
1086 {"bgr1", IMGFMT_BGR1},
1087 {"rgb48be", IMGFMT_RGB48BE},
1088 {"rgb48le", IMGFMT_RGB48LE},
1089 {"rgb48ne", IMGFMT_RGB48NE},
1090 {"rgb24", IMGFMT_RGB24},
1091 {"rgb32", IMGFMT_RGB32},
1092 {"rgb16", IMGFMT_RGB16},
1093 {"rgb15", IMGFMT_RGB15},
1094 {"rgb8", IMGFMT_RGB8},
1095 {"rgb4", IMGFMT_RGB4},
1096 {"rg4b", IMGFMT_RG4B},
1097 {"rgb1", IMGFMT_RGB1},
1098 {"rgba", IMGFMT_RGBA},
1099 {"argb", IMGFMT_ARGB},
1100 {"bgra", IMGFMT_BGRA},
1101 {"abgr", IMGFMT_ABGR},
1102 {"mjpeg", IMGFMT_MJPEG},
1103 {"mjpg", IMGFMT_MJPEG},
1104 { NULL, 0 }
1107 static int parse_imgfmt(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
1108 uint32_t fmt = 0;
1109 int i;
1111 if (param == NULL || strlen(param) == 0)
1112 return M_OPT_MISSING_PARAM;
1114 if(!strcmp(param,"help")) {
1115 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "Available formats:");
1116 for(i = 0 ; mp_imgfmt_list[i].name ; i++)
1117 mp_msg(MSGT_CFGPARSER, MSGL_INFO, " %s",mp_imgfmt_list[i].name);
1118 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "\n");
1119 return M_OPT_EXIT - 1;
1122 if (sscanf(param, "0x%x", &fmt) != 1)
1124 for(i = 0 ; mp_imgfmt_list[i].name ; i++) {
1125 if(!strcasecmp(param,mp_imgfmt_list[i].name)) {
1126 fmt=mp_imgfmt_list[i].fmt;
1127 break;
1130 if(!mp_imgfmt_list[i].name) {
1131 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: unknown format name: '%s'\n",name,param);
1132 return M_OPT_INVALID;
1136 if(dst)
1137 *((uint32_t*)dst) = fmt;
1139 return 1;
1142 const m_option_type_t m_option_type_imgfmt = {
1143 "Image format",
1144 "Please report any missing colorspaces.",
1145 sizeof(uint32_t),
1147 parse_imgfmt,
1148 NULL,
1149 copy_opt,
1150 copy_opt,
1151 NULL,
1152 NULL
1155 #include "libaf/af_format.h"
1157 /* FIXME: snyc with af_format.h */
1158 static struct {
1159 const char* name;
1160 unsigned int fmt;
1161 } mp_afmt_list[] = {
1162 // SPECIAL
1163 {"mulaw", AF_FORMAT_MU_LAW},
1164 {"alaw", AF_FORMAT_A_LAW},
1165 {"mpeg2", AF_FORMAT_MPEG2},
1166 {"ac3le", AF_FORMAT_AC3_LE},
1167 {"ac3be", AF_FORMAT_AC3_BE},
1168 {"ac3ne", AF_FORMAT_AC3_NE},
1169 {"imaadpcm", AF_FORMAT_IMA_ADPCM},
1170 // ORIDNARY
1171 {"u8", AF_FORMAT_U8},
1172 {"s8", AF_FORMAT_S8},
1173 {"u16le", AF_FORMAT_U16_LE},
1174 {"u16be", AF_FORMAT_U16_BE},
1175 {"u16ne", AF_FORMAT_U16_NE},
1176 {"s16le", AF_FORMAT_S16_LE},
1177 {"s16be", AF_FORMAT_S16_BE},
1178 {"s16ne", AF_FORMAT_S16_NE},
1179 {"u24le", AF_FORMAT_U24_LE},
1180 {"u24be", AF_FORMAT_U24_BE},
1181 {"u24ne", AF_FORMAT_U24_NE},
1182 {"s24le", AF_FORMAT_S24_LE},
1183 {"s24be", AF_FORMAT_S24_BE},
1184 {"s24ne", AF_FORMAT_S24_NE},
1185 {"u32le", AF_FORMAT_U32_LE},
1186 {"u32be", AF_FORMAT_U32_BE},
1187 {"u32ne", AF_FORMAT_U32_NE},
1188 {"s32le", AF_FORMAT_S32_LE},
1189 {"s32be", AF_FORMAT_S32_BE},
1190 {"s32ne", AF_FORMAT_S32_NE},
1191 {"floatle", AF_FORMAT_FLOAT_LE},
1192 {"floatbe", AF_FORMAT_FLOAT_BE},
1193 {"floatne", AF_FORMAT_FLOAT_NE},
1194 { NULL, 0 }
1197 static int parse_afmt(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
1198 uint32_t fmt = 0;
1199 int i;
1201 if (param == NULL || strlen(param) == 0)
1202 return M_OPT_MISSING_PARAM;
1204 if(!strcmp(param,"help")) {
1205 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "Available formats:");
1206 for(i = 0 ; mp_afmt_list[i].name ; i++)
1207 mp_msg(MSGT_CFGPARSER, MSGL_INFO, " %s",mp_afmt_list[i].name);
1208 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "\n");
1209 return M_OPT_EXIT - 1;
1212 if (sscanf(param, "0x%x", &fmt) != 1)
1214 for(i = 0 ; mp_afmt_list[i].name ; i++) {
1215 if(!strcasecmp(param,mp_afmt_list[i].name)) {
1216 fmt=mp_afmt_list[i].fmt;
1217 break;
1220 if(!mp_afmt_list[i].name) {
1221 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: unknown format name: '%s'\n",name,param);
1222 return M_OPT_INVALID;
1226 if(dst)
1227 *((uint32_t*)dst) = fmt;
1229 return 1;
1232 const m_option_type_t m_option_type_afmt = {
1233 "Audio format",
1234 "Please report any missing formats.",
1235 sizeof(uint32_t),
1237 parse_afmt,
1238 NULL,
1239 copy_opt,
1240 copy_opt,
1241 NULL,
1242 NULL
1246 static double parse_timestring(const char *str)
1248 int a, b;
1249 double d;
1250 if (sscanf(str, "%d:%d:%lf", &a, &b, &d) == 3)
1251 return 3600*a + 60*b + d;
1252 else if (sscanf(str, "%d:%lf", &a, &d) == 2)
1253 return 60*a + d;
1254 else if (sscanf(str, "%lf", &d) == 1)
1255 return d;
1256 return -1e100;
1260 static int parse_time(const m_option_t* opt,const char *name, const char *param, void* dst, int src)
1262 double time;
1264 if (param == NULL || strlen(param) == 0)
1265 return M_OPT_MISSING_PARAM;
1267 time = parse_timestring(param);
1268 if (time == -1e100) {
1269 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: invalid time: '%s'\n",
1270 name,param);
1271 return M_OPT_INVALID;
1274 if (dst)
1275 *(double *)dst = time;
1276 return 1;
1279 const m_option_type_t m_option_type_time = {
1280 "Time",
1282 sizeof(double),
1284 parse_time,
1285 print_double,
1286 copy_opt,
1287 copy_opt,
1288 NULL,
1289 NULL
1293 // Time or size (-endpos)
1295 static int parse_time_size(const m_option_t* opt,const char *name, const char *param, void* dst, int src) {
1296 m_time_size_t ts;
1297 char unit[4];
1298 double end_at;
1300 if (param == NULL || strlen(param) == 0)
1301 return M_OPT_MISSING_PARAM;
1303 ts.pos=0;
1304 /* End at size parsing */
1305 if(sscanf(param, "%lf%3s", &end_at, unit) == 2) {
1306 ts.type = END_AT_SIZE;
1307 if(!strcasecmp(unit, "b"))
1309 else if(!strcasecmp(unit, "kb"))
1310 end_at *= 1024;
1311 else if(!strcasecmp(unit, "mb"))
1312 end_at *= 1024*1024;
1313 else if(!strcasecmp(unit, "gb"))
1314 end_at *= 1024*1024*1024;
1315 else
1316 ts.type = END_AT_NONE;
1318 if (ts.type == END_AT_SIZE) {
1319 ts.pos = end_at;
1320 goto out;
1324 /* End at time parsing. This has to be last because the parsing accepts
1325 * even a number followed by garbage */
1326 if ((end_at = parse_timestring(param)) == -1e100) {
1327 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: invalid time or size: '%s'\n",
1328 name,param);
1329 return M_OPT_INVALID;
1332 ts.type = END_AT_TIME;
1333 ts.pos = end_at;
1334 out:
1335 if(dst)
1336 *(m_time_size_t *)dst = ts;
1337 return 1;
1340 const m_option_type_t m_option_type_time_size = {
1341 "Time or size",
1343 sizeof(m_time_size_t),
1345 parse_time_size,
1346 NULL,
1347 copy_opt,
1348 copy_opt,
1349 NULL,
1350 NULL
1354 //// Objects (i.e. filters, etc) settings
1356 #include "m_struct.h"
1358 #undef VAL
1359 #define VAL(x) (*(m_obj_settings_t**)(x))
1361 static int find_obj_desc(const char* name,const m_obj_list_t* l,const m_struct_t** ret) {
1362 int i;
1363 char* n;
1365 for(i = 0 ; l->list[i] ; i++) {
1366 n = M_ST_MB(char*,l->list[i],l->name_off);
1367 if(!strcmp(n,name)) {
1368 *ret = M_ST_MB(m_struct_t*,l->list[i],l->desc_off);
1369 return 1;
1372 return 0;
1375 static int get_obj_param(const char* opt_name,const char* obj_name, const m_struct_t* desc,
1376 char* str,int* nold,int oldmax,char** dst) {
1377 char* eq;
1378 const m_option_t* opt;
1379 int r;
1381 eq = strchr(str,'=');
1382 if(eq && eq == str)
1383 eq = NULL;
1385 if(eq) {
1386 char* p = eq + 1;
1387 if(p[0] == '\0') p = NULL;
1388 eq[0] = '\0';
1389 opt = m_option_list_find(desc->fields,str);
1390 if(!opt) {
1391 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: %s doesn't have a %s parameter.\n",opt_name,obj_name,str);
1392 return M_OPT_UNKNOWN;
1394 r = m_option_parse(opt,str,p,NULL,M_CONFIG_FILE);
1395 if(r < 0) {
1396 if(r > M_OPT_EXIT)
1397 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while parsing %s parameter %s (%s)\n",opt_name,obj_name,str,p);
1398 eq[0] = '=';
1399 return r;
1401 if(dst) {
1402 dst[0] = strdup(str);
1403 dst[1] = p ? strdup(p) : NULL;
1405 eq[0] = '=';
1406 } else {
1407 if((*nold) >= oldmax) {
1408 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: %s has only %d params, so you can't give more than %d unnamed params.\n",
1409 opt_name,obj_name,oldmax,oldmax);
1410 return M_OPT_OUT_OF_RANGE;
1412 opt = &desc->fields[(*nold)];
1413 r = m_option_parse(opt,opt->name,str,NULL,M_CONFIG_FILE);
1414 if(r < 0) {
1415 if(r > M_OPT_EXIT)
1416 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while parsing %s parameter %s (%s)\n",opt_name,obj_name,opt->name,str);
1417 return r;
1419 if(dst) {
1420 dst[0] = strdup(opt->name);
1421 dst[1] = strdup(str);
1423 (*nold)++;
1425 return 1;
1428 static int get_obj_params(const char* opt_name, const char* name,char* params,
1429 const m_struct_t* desc,char separator, char*** _ret) {
1430 int n = 0,nold = 0, nopts,r;
1431 char* ptr,*last_ptr = params;
1432 char** ret;
1434 if(!strcmp(params,"help")) { // Help
1435 char min[50],max[50];
1436 if(!desc->fields) {
1437 printf("%s doesn't have any options.\n\n",name);
1438 return M_OPT_EXIT - 1;
1440 printf("\n Name Type Min Max\n\n");
1441 for(n = 0 ; desc->fields[n].name ; n++) {
1442 const m_option_t* opt = &desc->fields[n];
1443 if(opt->type->flags & M_OPT_TYPE_HAS_CHILD) continue;
1444 if(opt->flags & M_OPT_MIN)
1445 sprintf(min,"%-8.0f",opt->min);
1446 else
1447 strcpy(min,"No");
1448 if(opt->flags & M_OPT_MAX)
1449 sprintf(max,"%-8.0f",opt->max);
1450 else
1451 strcpy(max,"No");
1452 printf(" %-20.20s %-15.15s %-10.10s %-10.10s\n",
1453 opt->name,
1454 opt->type->name,
1455 min,
1456 max);
1458 printf("\n");
1459 return M_OPT_EXIT - 1;
1462 for(nopts = 0 ; desc->fields[nopts].name ; nopts++)
1463 /* NOP */;
1465 // TODO : Check that each opt can be parsed
1466 r = 1;
1467 while(last_ptr && last_ptr[0] != '\0') {
1468 ptr = strchr(last_ptr,separator);
1469 if(!ptr) {
1470 r = get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,NULL);
1471 n++;
1472 break;
1474 if(ptr == last_ptr) { // Empty field, count it and go on
1475 nold++;
1476 last_ptr = ptr+1;
1477 continue;
1479 ptr[0] = '\0';
1480 r = get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,NULL);
1481 ptr[0] = separator;
1482 if(r < 0) break;
1483 n++;
1484 last_ptr = ptr+1;
1486 if(r < 0) return r;
1487 if (!last_ptr[0]) // count an empty field at the end, too
1488 nold++;
1489 if (nold > nopts) {
1490 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Too many options for %s\n", name);
1491 return M_OPT_OUT_OF_RANGE;
1493 if(!_ret) // Just test
1494 return 1;
1495 if (n == 0) // No options or only empty options
1496 return 1;
1498 ret = malloc((n+2)*2*sizeof(char*));
1499 n = nold = 0;
1500 last_ptr = params;
1502 while(last_ptr && last_ptr[0] != '\0') {
1503 ptr = strchr(last_ptr,separator);
1504 if(!ptr) {
1505 get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,&ret[n*2]);
1506 n++;
1507 break;
1509 if(ptr == last_ptr) { // Empty field, count it and go on
1510 last_ptr = ptr+1;
1511 nold++;
1512 continue;
1514 ptr[0] = '\0';
1515 get_obj_param(opt_name,name,desc,last_ptr,&nold,nopts,&ret[n*2]);
1516 n++;
1517 last_ptr = ptr+1;
1519 ret[n*2] = ret[n*2+1] = NULL;
1520 *_ret = ret;
1522 return 1;
1525 static int parse_obj_params(const m_option_t* opt,const char *name,
1526 const char *param, void* dst, int src) {
1527 char** opts;
1528 int r;
1529 m_obj_params_t* p = opt->priv;
1530 const m_struct_t* desc;
1531 char* cpy;
1533 // We need the object desc
1534 if(!p)
1535 return M_OPT_INVALID;
1537 desc = p->desc;
1538 cpy = strdup(param);
1539 r = get_obj_params(name,desc->name,cpy,desc,p->separator,dst ? &opts : NULL);
1540 free(cpy);
1541 if(r < 0)
1542 return r;
1543 if(!dst)
1544 return 1;
1545 if (!opts) // no arguments given
1546 return 1;
1548 for(r = 0 ; opts[r] ; r += 2)
1549 m_struct_set(desc,dst,opts[r],opts[r+1]);
1551 return 1;
1555 const m_option_type_t m_option_type_obj_params = {
1556 "Object params",
1560 parse_obj_params,
1561 NULL,
1562 NULL,
1563 NULL,
1564 NULL,
1565 NULL
1568 /// Some predefined types as a definition would be quite lengthy
1570 /// Span arguments
1571 static const m_span_t m_span_params_dflts = { -1, -1 };
1572 static const m_option_t m_span_params_fields[] = {
1573 {"start", M_ST_OFF(m_span_t,start), CONF_TYPE_INT, M_OPT_MIN, 1 ,0, NULL},
1574 {"end", M_ST_OFF(m_span_t,end), CONF_TYPE_INT, M_OPT_MIN , 1 ,0, NULL},
1575 { NULL, NULL, 0, 0, 0, 0, NULL }
1577 static const struct m_struct_st m_span_opts = {
1578 "m_span",
1579 sizeof(m_span_t),
1580 &m_span_params_dflts,
1581 m_span_params_fields
1583 const m_obj_params_t m_span_params_def = {
1584 &m_span_opts,
1588 static int parse_obj_settings(const char* opt,char* str,const m_obj_list_t* list,
1589 m_obj_settings_t **_ret, int ret_n) {
1590 int r;
1591 char *param,**plist = NULL;
1592 const m_struct_t* desc;
1593 m_obj_settings_t *ret = _ret ? *_ret : NULL;
1596 // Now check that the object exists
1597 param = strchr(str,'=');
1598 if(param) {
1599 param[0] = '\0';
1600 param++;
1601 if(strlen(param) <= 0)
1602 param = NULL;
1606 if(!find_obj_desc(str,list,&desc)) {
1607 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: %s doesn't exist.\n",opt,str);
1608 return M_OPT_INVALID;
1611 if(param) {
1612 if(!desc && _ret) {
1613 if(!strcmp(param,"help")) {
1614 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "Option %s: %s have no option description.\n",opt,str);
1615 return M_OPT_EXIT - 1;
1617 plist = calloc(4,sizeof(char*));
1618 plist[0] = strdup("_oldargs_");
1619 plist[1] = strdup(param);
1620 } else if(desc) {
1621 r = get_obj_params(opt,str,param,desc,':',_ret ? &plist : NULL);
1622 if(r < 0)
1623 return r;
1626 if(!_ret)
1627 return 1;
1629 ret = realloc(ret,(ret_n+2)*sizeof(m_obj_settings_t));
1630 memset(&ret[ret_n],0,2*sizeof(m_obj_settings_t));
1631 ret[ret_n].name = strdup(str);
1632 ret[ret_n].attribs = plist;
1634 *_ret = ret;
1635 return 1;
1638 static void free_obj_settings_list(void* dst);
1640 static int obj_settings_list_del(const char *opt_name,const char *param,void* dst, int src) {
1641 char** str_list = NULL;
1642 int r,i,idx_max = 0;
1643 char* rem_id = "_removed_marker_";
1644 const m_option_t list_opt = {opt_name , NULL, CONF_TYPE_STRING_LIST,
1645 0, 0, 0, NULL };
1646 m_obj_settings_t* obj_list = dst ? VAL(dst) : NULL;
1648 if(dst && !obj_list) {
1649 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: the list is empty.\n",opt_name);
1650 return 1;
1651 } else if(obj_list) {
1652 for(idx_max = 0 ; obj_list[idx_max].name != NULL ; idx_max++)
1653 /* NOP */;
1656 r = m_option_parse(&list_opt,opt_name,param,&str_list,src);
1657 if(r < 0 || !str_list)
1658 return r;
1660 for(r = 0 ; str_list[r] ; r++) {
1661 int id;
1662 char* endptr;
1663 id = strtol(str_list[r],&endptr,0);
1664 if(endptr == str_list[r]) {
1665 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);
1666 m_option_free(&list_opt,&str_list);
1667 return M_OPT_INVALID;
1669 if(!obj_list) continue;
1670 if(id >= idx_max || id < -idx_max) {
1671 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: Index %d is out of range.\n",opt_name,id);
1672 continue;
1674 if(id < 0)
1675 id = idx_max + id;
1676 free(obj_list[id].name);
1677 free_str_list(&(obj_list[id].attribs));
1678 obj_list[id].name = rem_id;
1681 if(!dst) {
1682 m_option_free(&list_opt,&str_list);
1683 return 1;
1686 for(i = 0 ; obj_list[i].name ; i++) {
1687 while(obj_list[i].name == rem_id) {
1688 memmove(&obj_list[i],&obj_list[i+1],sizeof(m_obj_settings_t)*(idx_max - i));
1689 idx_max--;
1692 obj_list = realloc(obj_list,sizeof(m_obj_settings_t)*(idx_max+1));
1693 VAL(dst) = obj_list;
1695 return 1;
1698 static int parse_obj_settings_list(const m_option_t* opt,const char *name,
1699 const char *param, void* dst, int src) {
1700 int n = 0,r,len = strlen(opt->name);
1701 char *str;
1702 char *ptr, *last_ptr;
1703 m_obj_settings_t *res = NULL,*queue = NULL,*head = NULL;
1704 int op = OP_NONE;
1706 // We need the objects list
1707 if(!opt->priv)
1708 return M_OPT_INVALID;
1710 if(opt->name[len-1] == '*' && ((int)strlen(name) > len - 1)) {
1711 const char* n = &name[len-1];
1712 if(strcasecmp(n,"-add") == 0)
1713 op = OP_ADD;
1714 else if(strcasecmp(n,"-pre") == 0)
1715 op = OP_PRE;
1716 else if(strcasecmp(n,"-del") == 0)
1717 op = OP_DEL;
1718 else if(strcasecmp(n,"-clr") == 0)
1719 op = OP_CLR;
1720 else {
1721 char prefix[len];
1722 strncpy(prefix,opt->name,len-1);
1723 prefix[len-1] = '\0';
1724 mp_msg(MSGT_VFILTER,MSGL_ERR, "Option %s: unknown postfix %s\n"
1725 "Supported postfixes are:\n"
1726 " %s-add\n"
1727 " Append the given list to the current list\n\n"
1728 " %s-pre\n"
1729 " Prepend the given list to the current list\n\n"
1730 " %s-del x,y,...\n"
1731 " Remove the given elements. Take the list element index (starting from 0).\n"
1732 " Negative index can be used (i.e. -1 is the last element)\n\n"
1733 " %s-clr\n"
1734 " Clear the current list.\n",name,n,prefix,prefix,prefix,prefix);
1736 return M_OPT_UNKNOWN;
1740 // Clear the list ??
1741 if(op == OP_CLR) {
1742 if(dst)
1743 free_obj_settings_list(dst);
1744 return 0;
1747 if (param == NULL || strlen(param) == 0)
1748 return M_OPT_MISSING_PARAM;
1750 switch(op) {
1751 case OP_ADD:
1752 if(dst) head = VAL(dst);
1753 break;
1754 case OP_PRE:
1755 if(dst) queue = VAL(dst);
1756 break;
1757 case OP_DEL:
1758 return obj_settings_list_del(name,param,dst,src);
1759 case OP_NONE:
1760 if(dst && VAL(dst))
1761 free_obj_settings_list(dst);
1762 break;
1763 default:
1764 mp_msg(MSGT_VFILTER,MSGL_ERR, "Option %s: FIXME\n",name);
1765 return M_OPT_UNKNOWN;
1768 if(!strcmp(param,"help")) {
1769 m_obj_list_t* ol = opt->priv;
1770 mp_msg(MSGT_VFILTER,MSGL_INFO,"Available video filters:\n");
1771 mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_VIDEO_FILTERS\n");
1772 for(n = 0 ; ol->list[n] ; n++)
1773 mp_msg(MSGT_VFILTER,MSGL_INFO," %-15s: %s\n",
1774 M_ST_MB(char*,ol->list[n],ol->name_off),
1775 M_ST_MB(char*,ol->list[n],ol->info_off));
1776 mp_msg(MSGT_VFILTER,MSGL_INFO,"\n");
1777 return M_OPT_EXIT - 1;
1779 ptr = str = strdup(param);
1781 while(ptr[0] != '\0') {
1782 last_ptr = ptr;
1783 ptr = get_nextsep(ptr, LIST_SEPARATOR, 1);
1785 if(!ptr) {
1786 r = parse_obj_settings(name,last_ptr,opt->priv,dst ? &res : NULL,n);
1787 if(r < 0) {
1788 free(str);
1789 return r;
1791 n++;
1792 break;
1794 ptr[0] = '\0';
1795 r = parse_obj_settings(name,last_ptr,opt->priv,dst ? &res : NULL,n);
1796 if(r < 0) {
1797 free(str);
1798 return r;
1800 ptr++;
1801 n++;
1803 free(str);
1804 if(n == 0)
1805 return M_OPT_INVALID;
1807 if( ((opt->flags & M_OPT_MIN) && (n < opt->min)) ||
1808 ((opt->flags & M_OPT_MAX) && (n > opt->max)) )
1809 return M_OPT_OUT_OF_RANGE;
1811 if(dst) {
1812 if(queue) {
1813 int qsize;
1814 for(qsize = 0 ; queue[qsize].name ; qsize++)
1815 /* NOP */;
1816 res = realloc(res,(qsize+n+1)*sizeof(m_obj_settings_t));
1817 memcpy(&res[n],queue,(qsize+1)*sizeof(m_obj_settings_t));
1818 n += qsize;
1819 free(queue);
1821 if(head) {
1822 int hsize;
1823 for(hsize = 0 ; head[hsize].name ; hsize++)
1824 /* NOP */;
1825 head = realloc(head,(hsize+n+1)*sizeof(m_obj_settings_t));
1826 memcpy(&head[hsize],res,(n+1)*sizeof(m_obj_settings_t));
1827 free(res);
1828 res = head;
1830 VAL(dst) = res;
1832 return 1;
1835 static void free_obj_settings_list(void* dst) {
1836 int n;
1837 m_obj_settings_t *d;
1839 if(!dst || !VAL(dst)) return;
1841 d = VAL(dst);
1842 #ifndef NO_FREE
1843 for(n = 0 ; d[n].name ; n++) {
1844 free(d[n].name);
1845 free_str_list(&(d[n].attribs));
1847 free(d);
1848 #endif
1849 VAL(dst) = NULL;
1852 static void copy_obj_settings_list(const m_option_t* opt,void* dst, const void* src) {
1853 m_obj_settings_t *d,*s;
1854 int n;
1856 if(!(dst && src))
1857 return;
1859 s = VAL(src);
1861 if(VAL(dst))
1862 free_obj_settings_list(dst);
1863 if(!s) return;
1867 for(n = 0 ; s[n].name ; n++)
1868 /* NOP */;
1869 d = malloc((n+1)*sizeof(m_obj_settings_t));
1870 for(n = 0 ; s[n].name ; n++) {
1871 d[n].name = strdup(s[n].name);
1872 d[n].attribs = NULL;
1873 copy_str_list(NULL,&(d[n].attribs),&(s[n].attribs));
1875 d[n].name = NULL;
1876 d[n].attribs = NULL;
1877 VAL(dst) = d;
1880 const m_option_type_t m_option_type_obj_settings_list = {
1881 "Object settings list",
1883 sizeof(m_obj_settings_t*),
1884 M_OPT_TYPE_DYNAMIC|M_OPT_TYPE_ALLOW_WILDCARD,
1885 parse_obj_settings_list,
1886 NULL,
1887 copy_obj_settings_list,
1888 copy_obj_settings_list,
1889 copy_obj_settings_list,
1890 free_obj_settings_list,
1895 static int parse_obj_presets(const m_option_t* opt,const char *name,
1896 const char *param, void* dst, int src) {
1897 m_obj_presets_t* obj_p = (m_obj_presets_t*)opt->priv;
1898 m_struct_t *in_desc,*out_desc;
1899 int s,i;
1900 unsigned char* pre;
1901 char* pre_name = NULL;
1903 if(!obj_p) {
1904 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Presets need a pointer to a m_obj_presets_t in the priv field.\n",name);
1905 return M_OPT_PARSER_ERR;
1908 if(!param)
1909 return M_OPT_MISSING_PARAM;
1911 pre = obj_p->presets;
1912 in_desc = obj_p->in_desc;
1913 out_desc = obj_p->out_desc ? obj_p->out_desc : obj_p->in_desc;
1914 s = in_desc->size;
1916 if(!strcmp(param,"help")) {
1917 mp_msg(MSGT_CFGPARSER, MSGL_INFO, "Available presets for %s->%s:",out_desc->name,name);
1918 for(pre = obj_p->presets;(pre_name = M_ST_MB(char*,pre,obj_p->name_off)) ;
1919 pre += s)
1920 mp_msg(MSGT_CFGPARSER, MSGL_ERR, " %s",pre_name);
1921 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "\n");
1922 return M_OPT_EXIT - 1;
1925 for(pre_name = M_ST_MB(char*,pre,obj_p->name_off) ; pre_name ;
1926 pre += s, pre_name = M_ST_MB(char*,pre,obj_p->name_off)) {
1927 if(!strcmp(pre_name,param)) break;
1929 if(!pre_name) {
1930 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: There is no preset named %s\n"
1931 "Available presets are:",name,param);
1932 for(pre = obj_p->presets;(pre_name = M_ST_MB(char*,pre,obj_p->name_off)) ;
1933 pre += s)
1934 mp_msg(MSGT_CFGPARSER, MSGL_ERR, " %s",pre_name);
1935 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "\n");
1936 return M_OPT_INVALID;
1939 if(!dst) return 1;
1941 for(i = 0 ; in_desc->fields[i].name ; i++) {
1942 const m_option_t* out_opt = m_option_list_find(out_desc->fields,
1943 in_desc->fields[i].name);
1944 if(!out_opt) {
1945 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);
1946 return M_OPT_PARSER_ERR;
1948 m_option_copy(out_opt,M_ST_MB_P(dst,out_opt->p),M_ST_MB_P(pre,in_desc->fields[i].p));
1950 return 1;
1954 const m_option_type_t m_option_type_obj_presets = {
1955 "Object presets",
1959 parse_obj_presets,
1960 NULL,
1961 NULL,
1962 NULL,
1963 NULL,
1964 NULL
1967 static int parse_custom_url(const m_option_t* opt,const char *name,
1968 const char *url, void* dst, int src) {
1969 int pos1, pos2, r, v6addr = 0;
1970 char *ptr1=NULL, *ptr2=NULL, *ptr3=NULL, *ptr4=NULL;
1971 m_struct_t* desc = opt->priv;
1973 if(!desc) {
1974 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Custom URL needs a pointer to a m_struct_t in the priv field.\n",name);
1975 return M_OPT_PARSER_ERR;
1978 // extract the protocol
1979 ptr1 = strstr(url, "://");
1980 if( ptr1==NULL ) {
1981 // Filename only
1982 if(m_option_list_find(desc->fields,"filename")) {
1983 m_struct_set(desc,dst,"filename",url);
1984 return 1;
1986 mp_msg(MSGT_CFGPARSER, MSGL_ERR,"Option %s: URL doesn't have a valid protocol!\n",name);
1987 return M_OPT_INVALID;
1989 if(m_option_list_find(desc->fields,"string")) {
1990 if(strlen(ptr1)>3) {
1991 m_struct_set(desc,dst,"string",ptr1+3);
1992 return 1;
1995 pos1 = ptr1-url;
1996 if(dst && m_option_list_find(desc->fields,"protocol")) {
1997 ptr1[0] = '\0';
1998 r = m_struct_set(desc,dst,"protocol",url);
1999 ptr1[0] = ':';
2000 if(r < 0) {
2001 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting protocol.\n",name);
2002 return r;
2006 // jump the "://"
2007 ptr1 += 3;
2008 pos1 += 3;
2010 // check if a username:password is given
2011 ptr2 = strstr(ptr1, "@");
2012 ptr3 = strstr(ptr1, "/");
2013 if( ptr3!=NULL && ptr3<ptr2 ) {
2014 // it isn't really a username but rather a part of the path
2015 ptr2 = NULL;
2017 if( ptr2!=NULL ) {
2019 // We got something, at least a username...
2020 if(!m_option_list_find(desc->fields,"username")) {
2021 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a username part.\n",name);
2022 // skip
2023 } else {
2024 ptr3 = strstr(ptr1, ":");
2025 if( ptr3!=NULL && ptr3<ptr2 ) {
2026 // We also have a password
2027 if(!m_option_list_find(desc->fields,"password")) {
2028 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a password part.\n",name);
2029 // skip
2030 } else { // Username and password
2031 if(dst) {
2032 ptr3[0] = '\0';
2033 r = m_struct_set(desc,dst,"username",ptr1);
2034 ptr3[0] = ':';
2035 if(r < 0) {
2036 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting username.\n",name);
2037 return r;
2039 ptr2[0] = '\0';
2040 r = m_struct_set(desc,dst,"password",ptr3+1);
2041 ptr2[0] = '@';
2042 if(r < 0) {
2043 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting password.\n",name);
2044 return r;
2048 } else { // User name only
2049 ptr2[0] = '\0';
2050 r = m_struct_set(desc,dst,"username",ptr1);
2051 ptr2[0] = '@';
2052 if(r < 0) {
2053 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting username.\n",name);
2054 return r;
2058 ptr1 = ptr2+1;
2059 pos1 = ptr1-url;
2062 // before looking for a port number check if we have an IPv6 type numeric address
2063 // in an IPv6 URL the numeric address should be inside square braces.
2064 ptr2 = strstr(ptr1, "[");
2065 ptr3 = strstr(ptr1, "]");
2066 // If the [] is after the first it isn't the hostname
2067 ptr4 = strstr(ptr1, "/");
2068 if( ptr2!=NULL && ptr3!=NULL && (ptr2 < ptr3) && (!ptr4 || ptr4 > ptr3)) {
2069 // we have an IPv6 numeric address
2070 ptr1++;
2071 pos1++;
2072 ptr2 = ptr3;
2073 v6addr = 1;
2074 } else {
2075 ptr2 = ptr1;
2078 // look if the port is given
2079 ptr2 = strstr(ptr2, ":");
2080 // If the : is after the first / it isn't the port
2081 ptr3 = strstr(ptr1, "/");
2082 if(ptr3 && ptr3 - ptr2 < 0) ptr2 = NULL;
2083 if( ptr2==NULL ) {
2084 // No port is given
2085 // Look if a path is given
2086 if( ptr3==NULL ) {
2087 // No path/filename
2088 // So we have an URL like http://www.hostname.com
2089 pos2 = strlen(url);
2090 } else {
2091 // We have an URL like http://www.hostname.com/file.txt
2092 pos2 = ptr3-url;
2094 } else {
2095 // We have an URL beginning like http://www.hostname.com:1212
2096 // Get the port number
2097 if(!m_option_list_find(desc->fields,"port")) {
2098 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a port part.\n",name);
2099 // skip
2100 } else {
2101 if(dst) {
2102 int p = atoi(ptr2+1);
2103 char tmp[100];
2104 snprintf(tmp,99,"%d",p);
2105 r = m_struct_set(desc,dst,"port",tmp);
2106 if(r < 0) {
2107 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting port.\n",name);
2108 return r;
2112 pos2 = ptr2-url;
2114 if( v6addr ) pos2--;
2115 // Get the hostname
2116 if(pos2-pos1 > 0) {
2117 if(!m_option_list_find(desc->fields,"hostname")) {
2118 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a hostname part.\n",name);
2119 // skip
2120 } else {
2121 char tmp[pos2-pos1+1];
2122 strncpy(tmp,ptr1, pos2-pos1);
2123 tmp[pos2-pos1] = '\0';
2124 r = m_struct_set(desc,dst,"hostname",tmp);
2125 if(r < 0) {
2126 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting hostname.\n",name);
2127 return r;
2131 // Look if a path is given
2132 ptr2 = strstr(ptr1, "/");
2133 if( ptr2!=NULL ) {
2134 // A path/filename is given
2135 // check if it's not a trailing '/'
2136 if( strlen(ptr2)>1 ) {
2137 // copy the path/filename in the URL container
2138 if(!m_option_list_find(desc->fields,"filename")) {
2139 mp_msg(MSGT_CFGPARSER, MSGL_WARN, "Option %s: This URL doesn't have a hostname part.\n",name);
2140 // skip
2141 } else {
2142 if(dst) {
2143 int l = strlen(ptr2+1) + 1;
2144 char* fname = ptr2+1;
2145 if(l > 1) {
2146 fname = malloc(l);
2147 url_unescape_string(fname,ptr2+1);
2149 r = m_struct_set(desc,dst,"filename",fname);
2150 if(fname != ptr2+1)
2151 free(fname);
2152 if(r < 0) {
2153 mp_msg(MSGT_CFGPARSER, MSGL_ERR, "Option %s: Error while setting filename.\n",name);
2154 return r;
2160 return 1;
2163 /// TODO : Write the other needed funcs for 'normal' options
2164 const m_option_type_t m_option_type_custom_url = {
2165 "Custom URL",
2169 parse_custom_url,
2170 NULL,
2171 NULL,
2172 NULL,
2173 NULL,
2174 NULL