mirror of
https://github.com/mpv-player/mpv
synced 2024-12-24 07:42:17 +00:00
bd5e0a2ba2
Make it so --msglevel extends previous --msglevel uses, instead of overwriting them. Do this by literally appending the --msglevel option value to the previous one.
2503 lines
68 KiB
C
2503 lines
68 KiB
C
/*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/// \file
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/// \ingroup Options
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#include "config.h"
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <limits.h>
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#include <inttypes.h>
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#include <unistd.h>
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#include <ctype.h>
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#include <assert.h>
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#include <libavutil/common.h>
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#include <libavutil/avstring.h>
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#include "talloc.h"
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#include "common/common.h"
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#include "common/msg.h"
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#include "m_option.h"
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#include "m_config.h"
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#if HAVE_DOS_PATHS
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#define OPTION_PATH_SEPARATOR ';'
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#else
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#define OPTION_PATH_SEPARATOR ':'
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#endif
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const char m_option_path_separator = OPTION_PATH_SEPARATOR;
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char *m_option_strerror(int code)
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{
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switch (code) {
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case M_OPT_UNKNOWN:
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return "option not found";
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case M_OPT_MISSING_PARAM:
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return "option requires parameter";
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case M_OPT_INVALID:
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return "option parameter could not be parsed";
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case M_OPT_OUT_OF_RANGE:
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return "parameter is outside values allowed for option";
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case M_OPT_DISALLOW_PARAM:
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return "option doesn't take a parameter";
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case M_OPT_PARSER_ERR:
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default:
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return "parser error";
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}
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}
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int m_option_required_params(const m_option_t *opt)
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{
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if (((opt->flags & M_OPT_OPTIONAL_PARAM) ||
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(opt->type->flags & M_OPT_TYPE_OPTIONAL_PARAM)))
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return 0;
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return 1;
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}
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static const struct m_option *m_option_list_findb(const struct m_option *list,
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struct bstr name)
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{
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for (int i = 0; list[i].name; i++) {
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struct bstr lname = bstr0(list[i].name);
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if ((list[i].type->flags & M_OPT_TYPE_ALLOW_WILDCARD)
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&& bstr_endswith0(lname, "*")) {
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lname.len--;
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if (bstrcmp(bstr_splice(name, 0, lname.len), lname) == 0)
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return &list[i];
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} else if (bstrcmp(lname, name) == 0)
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return &list[i];
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}
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return NULL;
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}
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const m_option_t *m_option_list_find(const m_option_t *list, const char *name)
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{
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return m_option_list_findb(list, bstr0(name));
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}
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// Default function that just does a memcpy
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static void copy_opt(const m_option_t *opt, void *dst, const void *src)
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{
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if (dst && src)
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memcpy(dst, src, opt->type->size);
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}
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// Flag
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#define VAL(x) (*(int *)(x))
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static int clamp_flag(const m_option_t *opt, void *val)
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{
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if (VAL(val) == opt->min || VAL(val) == opt->max)
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return 0;
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VAL(val) = opt->min;
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return M_OPT_OUT_OF_RANGE;
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}
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static int parse_flag(struct mp_log *log, const m_option_t *opt,
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struct bstr name, struct bstr param, void *dst)
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{
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if (param.len) {
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if (!bstrcmp0(param, "yes")) {
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if (dst)
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VAL(dst) = opt->max;
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return 1;
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}
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if (!bstrcmp0(param, "no")) {
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if (dst)
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VAL(dst) = opt->min;
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return 1;
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}
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mp_err(log, "Invalid parameter for %.*s flag: %.*s\n",
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BSTR_P(name), BSTR_P(param));
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return M_OPT_INVALID;
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} else {
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if (dst)
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VAL(dst) = opt->max;
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return 0;
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}
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}
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static char *print_flag(const m_option_t *opt, const void *val)
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{
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if (VAL(val) == opt->min)
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return talloc_strdup(NULL, "no");
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else
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return talloc_strdup(NULL, "yes");
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}
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static void add_flag(const m_option_t *opt, void *val, double add, bool wrap)
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{
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if (fabs(add) < 0.5)
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return;
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bool state = VAL(val) != opt->min;
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state = wrap ? !state : add > 0;
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VAL(val) = state ? opt->max : opt->min;
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}
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const m_option_type_t m_option_type_flag = {
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// need yes or no in config files
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.name = "Flag",
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.size = sizeof(int),
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.flags = M_OPT_TYPE_OPTIONAL_PARAM,
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.parse = parse_flag,
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.print = print_flag,
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.copy = copy_opt,
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.add = add_flag,
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.clamp = clamp_flag,
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};
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// Single-value, write-only flag
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static int parse_store(struct mp_log *log, const m_option_t *opt,
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struct bstr name, struct bstr param, void *dst)
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{
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if (param.len == 0 || bstrcmp0(param, "yes") == 0) {
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if (dst)
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VAL(dst) = opt->max;
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return 0;
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} else {
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mp_err(log, "Invalid parameter for %.*s flag: %.*s\n",
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BSTR_P(name), BSTR_P(param));
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return M_OPT_DISALLOW_PARAM;
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}
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}
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const m_option_type_t m_option_type_store = {
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// can only be activated
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.name = "Flag",
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.size = sizeof(int),
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.flags = M_OPT_TYPE_OPTIONAL_PARAM,
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.parse = parse_store,
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.copy = copy_opt,
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};
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// Same for float types
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#undef VAL
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#define VAL(x) (*(float *)(x))
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static int parse_store_float(struct mp_log *log, const m_option_t *opt,
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struct bstr name, struct bstr param, void *dst)
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{
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if (param.len == 0 || bstrcmp0(param, "yes") == 0) {
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if (dst)
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VAL(dst) = opt->max;
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return 0;
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} else {
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mp_err(log, "Invalid parameter for %.*s flag: %.*s\n",
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BSTR_P(name), BSTR_P(param));
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return M_OPT_DISALLOW_PARAM;
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}
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}
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const m_option_type_t m_option_type_float_store = {
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// can only be activated
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.name = "Flag",
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.size = sizeof(float),
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.flags = M_OPT_TYPE_OPTIONAL_PARAM,
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.parse = parse_store_float,
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.copy = copy_opt,
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};
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// Integer
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#undef VAL
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static int clamp_longlong(const m_option_t *opt, void *val)
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{
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long long v = *(long long *)val;
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int r = 0;
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if ((opt->flags & M_OPT_MAX) && (v > opt->max)) {
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v = opt->max;
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r = M_OPT_OUT_OF_RANGE;
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}
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if ((opt->flags & M_OPT_MIN) && (v < opt->min)) {
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v = opt->min;
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r = M_OPT_OUT_OF_RANGE;
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}
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*(long long *)val = v;
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return r;
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}
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static int parse_longlong(struct mp_log *log, const m_option_t *opt,
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struct bstr name, struct bstr param, void *dst)
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{
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if (param.len == 0)
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return M_OPT_MISSING_PARAM;
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struct bstr rest;
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long long tmp_int = bstrtoll(param, &rest, 10);
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if (rest.len)
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tmp_int = bstrtoll(param, &rest, 0);
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if (rest.len) {
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mp_err(log, "The %.*s option must be an integer: %.*s\n",
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BSTR_P(name), BSTR_P(param));
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return M_OPT_INVALID;
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}
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if ((opt->flags & M_OPT_MIN) && (tmp_int < opt->min)) {
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mp_err(log, "The %.*s option must be >= %d: %.*s\n",
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BSTR_P(name), (int) opt->min, BSTR_P(param));
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return M_OPT_OUT_OF_RANGE;
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}
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if ((opt->flags & M_OPT_MAX) && (tmp_int > opt->max)) {
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mp_err(log, "The %.*s option must be <= %d: %.*s\n",
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BSTR_P(name), (int) opt->max, BSTR_P(param));
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return M_OPT_OUT_OF_RANGE;
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}
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if (dst)
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*(long long *)dst = tmp_int;
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return 1;
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}
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static int clamp_int(const m_option_t *opt, void *val)
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{
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long long tmp = *(int *)val;
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int r = clamp_longlong(opt, &tmp);
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*(int *)val = tmp;
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return r;
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}
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static int clamp_int64(const m_option_t *opt, void *val)
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{
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long long tmp = *(int64_t *)val;
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int r = clamp_longlong(opt, &tmp);
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*(int64_t *)val = tmp;
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return r;
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}
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static int parse_int(struct mp_log *log, const m_option_t *opt,
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struct bstr name, struct bstr param, void *dst)
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{
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long long tmp;
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int r = parse_longlong(log, opt, name, param, &tmp);
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if (r >= 0 && dst)
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*(int *)dst = tmp;
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return r;
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}
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static int parse_int64(struct mp_log *log, const m_option_t *opt,
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struct bstr name, struct bstr param, void *dst)
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{
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long long tmp;
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int r = parse_longlong(log, opt, name, param, &tmp);
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if (r >= 0 && dst)
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*(int64_t *)dst = tmp;
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return r;
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}
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static char *print_int(const m_option_t *opt, const void *val)
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{
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if (opt->type->size == sizeof(int64_t))
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return talloc_asprintf(NULL, "%"PRId64, *(const int64_t *)val);
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return talloc_asprintf(NULL, "%d", *(const int *)val);
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}
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static void add_int64(const m_option_t *opt, void *val, double add, bool wrap)
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{
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int64_t v = *(int64_t *)val;
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v = v + add;
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bool is64 = opt->type->size == sizeof(int64_t);
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int64_t nmin = is64 ? INT64_MIN : INT_MIN;
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int64_t nmax = is64 ? INT64_MAX : INT_MAX;
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int64_t min = (opt->flags & M_OPT_MIN) ? opt->min : nmin;
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int64_t max = (opt->flags & M_OPT_MAX) ? opt->max : nmax;
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if (v < min)
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v = wrap ? max : min;
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if (v > max)
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v = wrap ? min : max;
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*(int64_t *)val = v;
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}
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static void add_int(const m_option_t *opt, void *val, double add, bool wrap)
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{
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int64_t tmp = *(int *)val;
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add_int64(opt, &tmp, add, wrap);
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*(int *)val = tmp;
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}
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static void multiply_int64(const m_option_t *opt, void *val, double f)
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{
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double v = *(int64_t *)val * f;
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int64_t iv = v;
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if (v < INT64_MIN)
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iv = INT64_MIN;
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if (v > INT64_MAX)
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iv = INT64_MAX;
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*(int64_t *)val = iv;
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clamp_int64(opt, val);
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}
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static void multiply_int(const m_option_t *opt, void *val, double f)
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{
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int64_t tmp = *(int *)val;
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multiply_int64(opt, &tmp, f);
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*(int *)val = MPCLAMP(tmp, INT_MIN, INT_MAX);
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}
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const m_option_type_t m_option_type_int = {
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.name = "Integer",
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.size = sizeof(int),
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.parse = parse_int,
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.print = print_int,
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.copy = copy_opt,
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.add = add_int,
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.multiply = multiply_int,
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.clamp = clamp_int,
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};
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const m_option_type_t m_option_type_int64 = {
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.name = "Integer64",
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.size = sizeof(int64_t),
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.parse = parse_int64,
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.print = print_int,
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.copy = copy_opt,
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.add = add_int64,
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.multiply = multiply_int64,
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.clamp = clamp_int64,
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};
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static int parse_intpair(struct mp_log *log, const struct m_option *opt,
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struct bstr name, struct bstr param, void *dst)
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{
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if (param.len == 0)
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return M_OPT_MISSING_PARAM;
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struct bstr s = param;
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int end = -1;
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int start = bstrtoll(s, &s, 10);
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if (s.len == param.len)
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goto bad;
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if (s.len > 0) {
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if (!bstr_startswith0(s, "-"))
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goto bad;
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s = bstr_cut(s, 1);
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}
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if (s.len > 0)
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end = bstrtoll(s, &s, 10);
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if (s.len > 0)
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goto bad;
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if (dst) {
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int *p = dst;
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p[0] = start;
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p[1] = end;
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}
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return 1;
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bad:
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mp_err(log, "Invalid integer range "
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"specification for option %.*s: %.*s\n",
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BSTR_P(name), BSTR_P(param));
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return M_OPT_INVALID;
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}
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const struct m_option_type m_option_type_intpair = {
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.name = "Int[-Int]",
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.size = sizeof(int[2]),
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.parse = parse_intpair,
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.copy = copy_opt,
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};
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|
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static int clamp_choice(const m_option_t *opt, void *val)
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{
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int v = *(int *)val;
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if ((opt->flags & M_OPT_MIN) && (opt->flags & M_OPT_MAX)) {
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if (v >= opt->min && v <= opt->max)
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return 0;
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}
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;
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for (struct m_opt_choice_alternatives *alt = opt->priv; alt->name; alt++) {
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if (alt->value == v)
|
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return 0;
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}
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return M_OPT_INVALID;
|
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}
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|
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static int parse_choice(struct mp_log *log, const struct m_option *opt,
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struct bstr name, struct bstr param, void *dst)
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{
|
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struct m_opt_choice_alternatives *alt = opt->priv;
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for ( ; alt->name; alt++)
|
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if (!bstrcmp0(param, alt->name))
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break;
|
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if (!alt->name) {
|
|
if (param.len == 0)
|
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return M_OPT_MISSING_PARAM;
|
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if ((opt->flags & M_OPT_MIN) && (opt->flags & M_OPT_MAX)) {
|
|
long long val;
|
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if (parse_longlong(log, opt, name, param, &val) == 1) {
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if (dst)
|
|
*(int *)dst = val;
|
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return 1;
|
|
}
|
|
}
|
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mp_err(log, "Invalid value for option %.*s: %.*s\n",
|
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BSTR_P(name), BSTR_P(param));
|
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mp_err(log, "Valid values are:");
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|
for (alt = opt->priv; alt->name; alt++)
|
|
mp_err(log, " %s", alt->name);
|
|
if ((opt->flags & M_OPT_MIN) && (opt->flags & M_OPT_MAX))
|
|
mp_err(log, " %g-%g", opt->min, opt->max);
|
|
mp_err(log, "\n");
|
|
return M_OPT_INVALID;
|
|
}
|
|
if (dst)
|
|
*(int *)dst = alt->value;
|
|
|
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return 1;
|
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}
|
|
|
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static char *print_choice(const m_option_t *opt, const void *val)
|
|
{
|
|
int v = *(int *)val;
|
|
struct m_opt_choice_alternatives *alt;
|
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for (alt = opt->priv; alt->name; alt++)
|
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if (alt->value == v)
|
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return talloc_strdup(NULL, alt->name);
|
|
if ((opt->flags & M_OPT_MIN) && (opt->flags & M_OPT_MAX)) {
|
|
if (v >= opt->min && v <= opt->max)
|
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return talloc_asprintf(NULL, "%d", v);
|
|
}
|
|
abort();
|
|
}
|
|
|
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static void choice_get_min_max(const struct m_option *opt, int *min, int *max)
|
|
{
|
|
assert(opt->type == &m_option_type_choice);
|
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*min = INT_MAX;
|
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*max = INT_MIN;
|
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for (struct m_opt_choice_alternatives *alt = opt->priv; alt->name; alt++) {
|
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*min = FFMIN(*min, alt->value);
|
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*max = FFMAX(*max, alt->value);
|
|
}
|
|
if ((opt->flags & M_OPT_MIN) && (opt->flags & M_OPT_MAX)) {
|
|
*min = FFMIN(*min, opt->min);
|
|
*max = FFMAX(*max, opt->max);
|
|
}
|
|
}
|
|
|
|
static void check_choice(int dir, int val, bool *found, int *best, int choice)
|
|
{
|
|
if ((dir == -1 && (!(*found) || choice > (*best)) && choice < val) ||
|
|
(dir == +1 && (!(*found) || choice < (*best)) && choice > val))
|
|
{
|
|
*found = true;
|
|
*best = choice;
|
|
}
|
|
}
|
|
|
|
static void add_choice(const m_option_t *opt, void *val, double add, bool wrap)
|
|
{
|
|
assert(opt->type == &m_option_type_choice);
|
|
int dir = add > 0 ? +1 : -1;
|
|
bool found = false;
|
|
int ival = *(int *)val;
|
|
int best = 0; // init. value unused
|
|
|
|
if (fabs(add) < 0.5)
|
|
return;
|
|
|
|
if ((opt->flags & M_OPT_MIN) && (opt->flags & M_OPT_MAX)) {
|
|
int newval = ival + add;
|
|
if (ival >= opt->min && ival <= opt->max &&
|
|
newval >= opt->min && newval <= opt->max)
|
|
{
|
|
found = true;
|
|
best = newval;
|
|
} else {
|
|
check_choice(dir, ival, &found, &best, opt->min);
|
|
check_choice(dir, ival, &found, &best, opt->max);
|
|
}
|
|
}
|
|
|
|
for (struct m_opt_choice_alternatives *alt = opt->priv; alt->name; alt++)
|
|
check_choice(dir, ival, &found, &best, alt->value);
|
|
|
|
if (!found) {
|
|
int min, max;
|
|
choice_get_min_max(opt, &min, &max);
|
|
best = (dir == -1) ^ wrap ? min : max;
|
|
}
|
|
|
|
*(int *)val = best;
|
|
}
|
|
|
|
const struct m_option_type m_option_type_choice = {
|
|
.name = "String", // same as arbitrary strings in option list for now
|
|
.size = sizeof(int),
|
|
.parse = parse_choice,
|
|
.print = print_choice,
|
|
.copy = copy_opt,
|
|
.add = add_choice,
|
|
.clamp = clamp_choice,
|
|
};
|
|
|
|
// Float
|
|
|
|
#undef VAL
|
|
#define VAL(x) (*(double *)(x))
|
|
|
|
static int clamp_double(const m_option_t *opt, void *val)
|
|
{
|
|
double v = VAL(val);
|
|
int r = 0;
|
|
if ((opt->flags & M_OPT_MAX) && (v > opt->max)) {
|
|
v = opt->max;
|
|
r = M_OPT_OUT_OF_RANGE;
|
|
}
|
|
if ((opt->flags & M_OPT_MIN) && (v < opt->min)) {
|
|
v = opt->min;
|
|
r = M_OPT_OUT_OF_RANGE;
|
|
}
|
|
if (!isfinite(v)) {
|
|
v = opt->min;
|
|
r = M_OPT_OUT_OF_RANGE;
|
|
}
|
|
VAL(val) = v;
|
|
return r;
|
|
}
|
|
|
|
static int parse_double(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
if (param.len == 0)
|
|
return M_OPT_MISSING_PARAM;
|
|
|
|
struct bstr rest;
|
|
double tmp_float = bstrtod(param, &rest);
|
|
|
|
if (bstr_eatstart0(&rest, ":") || bstr_eatstart0(&rest, "/"))
|
|
tmp_float /= bstrtod(rest, &rest);
|
|
|
|
if (rest.len) {
|
|
mp_err(log, "The %.*s option must be a floating point number or a "
|
|
"ratio (numerator[:/]denominator): %.*s\n",
|
|
BSTR_P(name), BSTR_P(param));
|
|
return M_OPT_INVALID;
|
|
}
|
|
|
|
if (opt->flags & M_OPT_MIN)
|
|
if (tmp_float < opt->min) {
|
|
mp_err(log, "The %.*s option must be >= %f: %.*s\n",
|
|
BSTR_P(name), opt->min, BSTR_P(param));
|
|
return M_OPT_OUT_OF_RANGE;
|
|
}
|
|
|
|
if (opt->flags & M_OPT_MAX)
|
|
if (tmp_float > opt->max) {
|
|
mp_err(log, "The %.*s option must be <= %f: %.*s\n",
|
|
BSTR_P(name), opt->max, BSTR_P(param));
|
|
return M_OPT_OUT_OF_RANGE;
|
|
}
|
|
|
|
if (!isfinite(tmp_float)) {
|
|
mp_err(log, "The %.*s option must be a finite number: %.*s\n",
|
|
BSTR_P(name), BSTR_P(param));
|
|
return M_OPT_OUT_OF_RANGE;
|
|
}
|
|
|
|
if (dst)
|
|
VAL(dst) = tmp_float;
|
|
return 1;
|
|
}
|
|
|
|
static char *print_double(const m_option_t *opt, const void *val)
|
|
{
|
|
return talloc_asprintf(NULL, "%f", VAL(val));
|
|
}
|
|
|
|
static char *print_double_f3(const m_option_t *opt, const void *val)
|
|
{
|
|
return talloc_asprintf(NULL, "%.3f", VAL(val));
|
|
}
|
|
|
|
static void add_double(const m_option_t *opt, void *val, double add, bool wrap)
|
|
{
|
|
double v = VAL(val);
|
|
|
|
v = v + add;
|
|
|
|
double min = (opt->flags & M_OPT_MIN) ? opt->min : -INFINITY;
|
|
double max = (opt->flags & M_OPT_MAX) ? opt->max : +INFINITY;
|
|
|
|
if (v < min)
|
|
v = wrap ? max : min;
|
|
if (v > max)
|
|
v = wrap ? min : max;
|
|
|
|
VAL(val) = v;
|
|
}
|
|
|
|
static void multiply_double(const m_option_t *opt, void *val, double f)
|
|
{
|
|
*(double *)val *= f;
|
|
clamp_double(opt, val);
|
|
}
|
|
|
|
const m_option_type_t m_option_type_double = {
|
|
// double precision float or ratio (numerator[:/]denominator)
|
|
.name = "Double",
|
|
.size = sizeof(double),
|
|
.parse = parse_double,
|
|
.print = print_double,
|
|
.pretty_print = print_double_f3,
|
|
.copy = copy_opt,
|
|
.clamp = clamp_double,
|
|
.add = add_double,
|
|
.multiply = multiply_double,
|
|
};
|
|
|
|
#undef VAL
|
|
#define VAL(x) (*(float *)(x))
|
|
|
|
static int clamp_float(const m_option_t *opt, void *val)
|
|
{
|
|
double tmp = VAL(val);
|
|
int r = clamp_double(opt, &tmp);
|
|
VAL(val) = tmp;
|
|
return r;
|
|
}
|
|
|
|
static int parse_float(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
double tmp;
|
|
int r = parse_double(log, opt, name, param, &tmp);
|
|
if (r == 1 && dst)
|
|
VAL(dst) = tmp;
|
|
return r;
|
|
}
|
|
|
|
static char *print_float(const m_option_t *opt, const void *val)
|
|
{
|
|
return talloc_asprintf(NULL, "%f", VAL(val));
|
|
}
|
|
|
|
static char *print_float_f3(const m_option_t *opt, const void *val)
|
|
{
|
|
return talloc_asprintf(NULL, "%.3f", VAL(val));
|
|
}
|
|
|
|
static void add_float(const m_option_t *opt, void *val, double add, bool wrap)
|
|
{
|
|
double tmp = VAL(val);
|
|
add_double(opt, &tmp, add, wrap);
|
|
VAL(val) = tmp;
|
|
}
|
|
|
|
static void multiply_float(const m_option_t *opt, void *val, double f)
|
|
{
|
|
double tmp = VAL(val);
|
|
multiply_double(opt, &tmp, f);
|
|
VAL(val) = tmp;
|
|
}
|
|
|
|
const m_option_type_t m_option_type_float = {
|
|
// floating point number or ratio (numerator[:/]denominator)
|
|
.name = "Float",
|
|
.size = sizeof(float),
|
|
.parse = parse_float,
|
|
.print = print_float,
|
|
.pretty_print = print_float_f3,
|
|
.copy = copy_opt,
|
|
.add = add_float,
|
|
.multiply = multiply_float,
|
|
.clamp = clamp_float,
|
|
};
|
|
|
|
///////////// String
|
|
|
|
#undef VAL
|
|
#define VAL(x) (*(char **)(x))
|
|
|
|
static char *unescape_string(void *talloc_ctx, bstr str)
|
|
{
|
|
char *res = talloc_strdup(talloc_ctx, "");
|
|
while (str.len) {
|
|
bstr rest;
|
|
bool esc = bstr_split_tok(str, "\\", &str, &rest);
|
|
res = talloc_strndup_append_buffer(res, str.start, str.len);
|
|
if (esc) {
|
|
if (!mp_parse_escape(&rest, &res)) {
|
|
talloc_free(res);
|
|
return NULL;
|
|
}
|
|
}
|
|
str = rest;
|
|
}
|
|
return res;
|
|
}
|
|
|
|
static char *escape_string(char *str0)
|
|
{
|
|
char *res = talloc_strdup(NULL, "");
|
|
bstr str = bstr0(str0);
|
|
while (str.len) {
|
|
bstr rest;
|
|
bool esc = bstr_split_tok(str, "\\", &str, &rest);
|
|
res = talloc_strndup_append_buffer(res, str.start, str.len);
|
|
if (esc)
|
|
res = talloc_strdup_append_buffer(res, "\\\\");
|
|
str = rest;
|
|
}
|
|
return res;
|
|
}
|
|
|
|
static int clamp_str(const m_option_t *opt, void *val)
|
|
{
|
|
char *v = VAL(val);
|
|
int len = v ? strlen(v) : 0;
|
|
if ((opt->flags & M_OPT_MIN) && (len < opt->min))
|
|
return M_OPT_OUT_OF_RANGE;
|
|
if ((opt->flags & M_OPT_MAX) && (len > opt->max))
|
|
return M_OPT_OUT_OF_RANGE;
|
|
return 0;
|
|
}
|
|
|
|
static int parse_str(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
int r = 1;
|
|
void *tmp = talloc_new(NULL);
|
|
|
|
if (param.start == NULL) {
|
|
r = M_OPT_MISSING_PARAM;
|
|
goto exit;
|
|
}
|
|
|
|
m_opt_string_validate_fn validate = opt->priv;
|
|
if (validate) {
|
|
r = validate(log, opt, name, param);
|
|
if (r < 0)
|
|
goto exit;
|
|
}
|
|
|
|
if (opt->flags & M_OPT_PARSE_ESCAPES) {
|
|
char *res = unescape_string(tmp, param);
|
|
if (!res) {
|
|
mp_err(log, "Parameter has broken escapes: %.*s\n", BSTR_P(param));
|
|
r = M_OPT_INVALID;
|
|
goto exit;
|
|
}
|
|
param = bstr0(res);
|
|
}
|
|
|
|
if ((opt->flags & M_OPT_MIN) && (param.len < opt->min)) {
|
|
mp_err(log, "Parameter must be >= %d chars: %.*s\n",
|
|
(int) opt->min, BSTR_P(param));
|
|
r = M_OPT_OUT_OF_RANGE;
|
|
goto exit;
|
|
}
|
|
|
|
if ((opt->flags & M_OPT_MAX) && (param.len > opt->max)) {
|
|
mp_err(log, "Parameter must be <= %d chars: %.*s\n",
|
|
(int) opt->max, BSTR_P(param));
|
|
r = M_OPT_OUT_OF_RANGE;
|
|
goto exit;
|
|
}
|
|
|
|
if (dst) {
|
|
talloc_free(VAL(dst));
|
|
VAL(dst) = bstrdup0(NULL, param);
|
|
}
|
|
|
|
exit:
|
|
talloc_free(tmp);
|
|
return r;
|
|
}
|
|
|
|
static char *print_str(const m_option_t *opt, const void *val)
|
|
{
|
|
bool need_escape = opt->flags & M_OPT_PARSE_ESCAPES;
|
|
char *s = val ? VAL(val) : NULL;
|
|
return s ? (need_escape ? escape_string(s) : talloc_strdup(NULL, s)) : NULL;
|
|
}
|
|
|
|
static void copy_str(const m_option_t *opt, void *dst, const void *src)
|
|
{
|
|
if (dst && src) {
|
|
talloc_free(VAL(dst));
|
|
VAL(dst) = talloc_strdup(NULL, VAL(src));
|
|
}
|
|
}
|
|
|
|
static void free_str(void *src)
|
|
{
|
|
if (src && VAL(src)) {
|
|
talloc_free(VAL(src));
|
|
VAL(src) = NULL;
|
|
}
|
|
}
|
|
|
|
const m_option_type_t m_option_type_string = {
|
|
.name = "String",
|
|
.size = sizeof(char *),
|
|
.flags = M_OPT_TYPE_DYNAMIC,
|
|
.parse = parse_str,
|
|
.print = print_str,
|
|
.copy = copy_str,
|
|
.free = free_str,
|
|
.clamp = clamp_str,
|
|
};
|
|
|
|
//////////// String list
|
|
|
|
#undef VAL
|
|
#define VAL(x) (*(char ***)(x))
|
|
|
|
#define OP_NONE 0
|
|
#define OP_ADD 1
|
|
#define OP_PRE 2
|
|
#define OP_DEL 3
|
|
#define OP_CLR 4
|
|
#define OP_TOGGLE 5
|
|
|
|
static void free_str_list(void *dst)
|
|
{
|
|
char **d;
|
|
int i;
|
|
|
|
if (!dst || !VAL(dst))
|
|
return;
|
|
d = VAL(dst);
|
|
|
|
for (i = 0; d[i] != NULL; i++)
|
|
talloc_free(d[i]);
|
|
talloc_free(d);
|
|
VAL(dst) = NULL;
|
|
}
|
|
|
|
static int str_list_add(char **add, int n, void *dst, int pre)
|
|
{
|
|
if (!dst)
|
|
return M_OPT_PARSER_ERR;
|
|
char **lst = VAL(dst);
|
|
|
|
int ln;
|
|
for (ln = 0; lst && lst[ln]; ln++)
|
|
/**/;
|
|
|
|
lst = talloc_realloc(NULL, lst, char *, n + ln + 1);
|
|
|
|
if (pre) {
|
|
memmove(&lst[n], lst, ln * sizeof(char *));
|
|
memcpy(lst, add, n * sizeof(char *));
|
|
} else
|
|
memcpy(&lst[ln], add, n * sizeof(char *));
|
|
// (re-)add NULL-termination
|
|
lst[ln + n] = NULL;
|
|
|
|
talloc_free(add);
|
|
|
|
VAL(dst) = lst;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int str_list_del(struct mp_log *log, char **del, int n, void *dst)
|
|
{
|
|
char **lst, *ep;
|
|
int i, ln, s;
|
|
long idx;
|
|
|
|
if (!dst)
|
|
return M_OPT_PARSER_ERR;
|
|
lst = VAL(dst);
|
|
|
|
for (ln = 0; lst && lst[ln]; ln++)
|
|
/**/;
|
|
s = ln;
|
|
|
|
for (i = 0; del[i] != NULL; i++) {
|
|
idx = strtol(del[i], &ep, 0);
|
|
if (*ep) {
|
|
mp_err(log, "Invalid index: %s\n", del[i]);
|
|
talloc_free(del[i]);
|
|
continue;
|
|
}
|
|
talloc_free(del[i]);
|
|
if (idx < 0 || idx >= ln) {
|
|
mp_err(log, "Index %ld is out of range.\n", idx);
|
|
continue;
|
|
} else if (!lst[idx])
|
|
continue;
|
|
talloc_free(lst[idx]);
|
|
lst[idx] = NULL;
|
|
s--;
|
|
}
|
|
talloc_free(del);
|
|
|
|
if (s == 0) {
|
|
talloc_free(lst);
|
|
VAL(dst) = NULL;
|
|
return 1;
|
|
}
|
|
|
|
// Don't bother shrinking the list allocation
|
|
for (i = 0, n = 0; i < ln; i++) {
|
|
if (!lst[i])
|
|
continue;
|
|
lst[n] = lst[i];
|
|
n++;
|
|
}
|
|
lst[s] = NULL;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static struct bstr get_nextsep(struct bstr *ptr, char sep, bool modify)
|
|
{
|
|
struct bstr str = *ptr;
|
|
struct bstr orig = str;
|
|
for (;;) {
|
|
int idx = bstrchr(str, sep);
|
|
if (idx > 0 && str.start[idx - 1] == '\\') {
|
|
if (modify) {
|
|
memmove(str.start + idx - 1, str.start + idx, str.len - idx);
|
|
str.len--;
|
|
str = bstr_cut(str, idx);
|
|
} else
|
|
str = bstr_cut(str, idx + 1);
|
|
} else {
|
|
str = bstr_cut(str, idx < 0 ? str.len : idx);
|
|
break;
|
|
}
|
|
}
|
|
*ptr = str;
|
|
return bstr_splice(orig, 0, str.start - orig.start);
|
|
}
|
|
|
|
static int parse_str_list(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
char **res;
|
|
int op = OP_NONE;
|
|
int len = strlen(opt->name);
|
|
if (opt->name[len - 1] == '*' && (name.len > len - 1)) {
|
|
struct bstr suffix = bstr_cut(name, len - 1);
|
|
if (bstrcmp0(suffix, "-add") == 0)
|
|
op = OP_ADD;
|
|
else if (bstrcmp0(suffix, "-pre") == 0)
|
|
op = OP_PRE;
|
|
else if (bstrcmp0(suffix, "-del") == 0)
|
|
op = OP_DEL;
|
|
else if (bstrcmp0(suffix, "-clr") == 0)
|
|
op = OP_CLR;
|
|
else
|
|
return M_OPT_UNKNOWN;
|
|
}
|
|
|
|
// Clear the list ??
|
|
if (op == OP_CLR) {
|
|
if (dst)
|
|
free_str_list(dst);
|
|
return 0;
|
|
}
|
|
|
|
// All other ops need a param
|
|
if (param.len == 0 && op != OP_NONE)
|
|
return M_OPT_MISSING_PARAM;
|
|
|
|
// custom type for "profile" calls this but uses ->priv for something else
|
|
char separator = opt->type == &m_option_type_string_list && opt->priv ?
|
|
*(char *)opt->priv : OPTION_LIST_SEPARATOR;
|
|
int n = 0;
|
|
struct bstr str = param;
|
|
while (str.len) {
|
|
get_nextsep(&str, separator, 0);
|
|
str = bstr_cut(str, 1);
|
|
n++;
|
|
}
|
|
if (n == 0 && op != OP_NONE)
|
|
return M_OPT_INVALID;
|
|
if (((opt->flags & M_OPT_MIN) && (n < opt->min)) ||
|
|
((opt->flags & M_OPT_MAX) && (n > opt->max)))
|
|
return M_OPT_OUT_OF_RANGE;
|
|
|
|
if (!dst)
|
|
return 1;
|
|
|
|
res = talloc_array(NULL, char *, n + 2);
|
|
str = bstrdup(NULL, param);
|
|
char *ptr = str.start;
|
|
n = 0;
|
|
|
|
while (1) {
|
|
struct bstr el = get_nextsep(&str, separator, 1);
|
|
res[n] = bstrdup0(NULL, el);
|
|
n++;
|
|
if (!str.len)
|
|
break;
|
|
str = bstr_cut(str, 1);
|
|
}
|
|
res[n] = NULL;
|
|
talloc_free(ptr);
|
|
|
|
switch (op) {
|
|
case OP_ADD:
|
|
return str_list_add(res, n, dst, 0);
|
|
case OP_PRE:
|
|
return str_list_add(res, n, dst, 1);
|
|
case OP_DEL:
|
|
return str_list_del(log, res, n, dst);
|
|
}
|
|
|
|
if (VAL(dst))
|
|
free_str_list(dst);
|
|
VAL(dst) = res;
|
|
|
|
if (!res[0])
|
|
free_str_list(dst);
|
|
|
|
return 1;
|
|
}
|
|
|
|
static void copy_str_list(const m_option_t *opt, void *dst, const void *src)
|
|
{
|
|
int n;
|
|
char **d, **s;
|
|
|
|
if (!(dst && src))
|
|
return;
|
|
s = VAL(src);
|
|
|
|
if (VAL(dst))
|
|
free_str_list(dst);
|
|
|
|
if (!s) {
|
|
VAL(dst) = NULL;
|
|
return;
|
|
}
|
|
|
|
for (n = 0; s[n] != NULL; n++)
|
|
/* NOTHING */;
|
|
d = talloc_array(NULL, char *, n + 1);
|
|
for (; n >= 0; n--)
|
|
d[n] = talloc_strdup(NULL, s[n]);
|
|
|
|
VAL(dst) = d;
|
|
}
|
|
|
|
static char *print_str_list(const m_option_t *opt, const void *src)
|
|
{
|
|
char **lst = NULL;
|
|
char *ret = NULL;
|
|
|
|
if (!(src && VAL(src)))
|
|
return NULL;
|
|
lst = VAL(src);
|
|
|
|
for (int i = 0; lst[i]; i++) {
|
|
if (ret)
|
|
ret = talloc_strdup_append_buffer(ret, ",");
|
|
ret = talloc_strdup_append_buffer(ret, lst[i]);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
const m_option_type_t m_option_type_string_list = {
|
|
/* A list of strings separated by ','.
|
|
* Option with a name ending in '*' permits using the following suffixes:
|
|
* -add: Add the given parameters at the end of the list.
|
|
* -pre: Add the given parameters at the beginning of the list.
|
|
* -del: Remove the entry at the given indices.
|
|
* -clr: Clear the list.
|
|
* e.g: -vf-add flip,mirror -vf-del 2,5
|
|
*/
|
|
.name = "String list",
|
|
.size = sizeof(char **),
|
|
.flags = M_OPT_TYPE_DYNAMIC | M_OPT_TYPE_ALLOW_WILDCARD,
|
|
.parse = parse_str_list,
|
|
.print = print_str_list,
|
|
.copy = copy_str_list,
|
|
.free = free_str_list,
|
|
};
|
|
|
|
|
|
/////////////////// Print
|
|
|
|
static int parse_print(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
if (opt->type == CONF_TYPE_PRINT) {
|
|
const char *msg = opt->p;
|
|
mp_info(log, "%s", msg);
|
|
} else {
|
|
char *name0 = bstrdup0(NULL, name);
|
|
char *param0 = bstrdup0(NULL, param);
|
|
int r = ((m_opt_func_full_t) opt->p)(log, opt, name0, param0);
|
|
talloc_free(name0);
|
|
talloc_free(param0);
|
|
return r;
|
|
}
|
|
|
|
if (opt->priv == NULL)
|
|
return M_OPT_EXIT;
|
|
return 0;
|
|
}
|
|
|
|
const m_option_type_t m_option_type_print = {
|
|
.name = "Print",
|
|
.flags = M_OPT_TYPE_OPTIONAL_PARAM,
|
|
.parse = parse_print,
|
|
};
|
|
|
|
const m_option_type_t m_option_type_print_func_param = {
|
|
.name = "Print",
|
|
.flags = M_OPT_TYPE_ALLOW_WILDCARD,
|
|
.parse = parse_print,
|
|
};
|
|
|
|
const m_option_type_t m_option_type_print_func = {
|
|
.name = "Print",
|
|
.flags = M_OPT_TYPE_ALLOW_WILDCARD | M_OPT_TYPE_OPTIONAL_PARAM,
|
|
.parse = parse_print,
|
|
};
|
|
|
|
|
|
/////////////////////// Subconfig
|
|
#undef VAL
|
|
#define VAL(x) (*(char ***)(x))
|
|
|
|
// Read s sub-option name, or a positional sub-opt value.
|
|
// Return 0 on succes, M_OPT_ error code otherwise.
|
|
// optname is for error reporting.
|
|
static int read_subparam(struct mp_log *log, bstr optname,
|
|
bstr *str, bstr *out_subparam)
|
|
{
|
|
bstr p = *str;
|
|
bstr subparam = {0};
|
|
|
|
if (bstr_eatstart0(&p, "\"")) {
|
|
int optlen = bstrcspn(p, "\"");
|
|
subparam = bstr_splice(p, 0, optlen);
|
|
p = bstr_cut(p, optlen);
|
|
if (!bstr_startswith0(p, "\"")) {
|
|
mp_err(log, "Terminating '\"' missing for '%.*s'\n",
|
|
BSTR_P(optname));
|
|
return M_OPT_INVALID;
|
|
}
|
|
p = bstr_cut(p, 1);
|
|
} else if (bstr_eatstart0(&p, "[")) {
|
|
if (!bstr_split_tok(p, "]", &subparam, &p)) {
|
|
mp_err(log, "Terminating ']' missing for '%.*s'\n",
|
|
BSTR_P(optname));
|
|
return M_OPT_INVALID;
|
|
}
|
|
} else if (bstr_eatstart0(&p, "%")) {
|
|
int optlen = bstrtoll(p, &p, 0);
|
|
if (!bstr_startswith0(p, "%") || (optlen > p.len - 1)) {
|
|
mp_err(log, "Invalid length %d for '%.*s'\n",
|
|
optlen, BSTR_P(optname));
|
|
return M_OPT_INVALID;
|
|
}
|
|
subparam = bstr_splice(p, 1, optlen + 1);
|
|
p = bstr_cut(p, optlen + 1);
|
|
} else {
|
|
// Skip until the next character that could possibly be a meta
|
|
// character in option parsing.
|
|
int optlen = bstrcspn(p, ":=,\\%\"'[]");
|
|
subparam = bstr_splice(p, 0, optlen);
|
|
p = bstr_cut(p, optlen);
|
|
}
|
|
|
|
*str = p;
|
|
*out_subparam = subparam;
|
|
return 0;
|
|
}
|
|
|
|
// Return 0 on success, otherwise error code
|
|
// On success, set *out_name and *out_val, and advance *str
|
|
// out_val.start is NULL if there was no parameter.
|
|
// optname is for error reporting.
|
|
static int split_subconf(struct mp_log *log, bstr optname, bstr *str,
|
|
bstr *out_name, bstr *out_val)
|
|
{
|
|
bstr p = *str;
|
|
bstr subparam = {0};
|
|
bstr subopt;
|
|
int r = read_subparam(log, optname, &p, &subopt);
|
|
if (r < 0)
|
|
return r;
|
|
if (bstr_eatstart0(&p, "=")) {
|
|
r = read_subparam(log, subopt, &p, &subparam);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
*str = p;
|
|
*out_name = subopt;
|
|
*out_val = subparam;
|
|
return 0;
|
|
}
|
|
|
|
static int parse_subconf(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
int nr = 0;
|
|
char **lst = NULL;
|
|
|
|
if (param.len == 0)
|
|
return M_OPT_MISSING_PARAM;
|
|
|
|
struct bstr p = param;
|
|
|
|
while (p.len) {
|
|
bstr subopt, subparam;
|
|
int r = split_subconf(log, name, &p, &subopt, &subparam);
|
|
if (r < 0)
|
|
return r;
|
|
if (bstr_startswith0(p, ":"))
|
|
p = bstr_cut(p, 1);
|
|
else if (p.len > 0) {
|
|
mp_err(log, "Incorrect termination for '%.*s'\n", BSTR_P(subopt));
|
|
return M_OPT_INVALID;
|
|
}
|
|
|
|
if (dst) {
|
|
lst = talloc_realloc(NULL, lst, char *, 2 * (nr + 2));
|
|
lst[2 * nr] = bstrto0(lst, subopt);
|
|
lst[2 * nr + 1] = bstrto0(lst, subparam);
|
|
memset(&lst[2 * (nr + 1)], 0, 2 * sizeof(char *));
|
|
nr++;
|
|
}
|
|
}
|
|
|
|
if (dst)
|
|
VAL(dst) = lst;
|
|
|
|
return 1;
|
|
}
|
|
|
|
const m_option_type_t m_option_type_subconfig = {
|
|
// The syntax is -option opt1=foo:flag:opt2=blah
|
|
.name = "Subconfig",
|
|
.flags = M_OPT_TYPE_HAS_CHILD,
|
|
.parse = parse_subconf,
|
|
};
|
|
|
|
const m_option_type_t m_option_type_subconfig_struct = {
|
|
.name = "Subconfig",
|
|
.flags = M_OPT_TYPE_HAS_CHILD | M_OPT_TYPE_USE_SUBSTRUCT,
|
|
.parse = parse_subconf,
|
|
};
|
|
|
|
#undef VAL
|
|
#define VAL(x) (*(char **)(x))
|
|
|
|
static int parse_msglevels(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
if (param.start == NULL)
|
|
return M_OPT_MISSING_PARAM;
|
|
|
|
bstr s = param;
|
|
while (1) {
|
|
int res = mp_msg_split_msglevel(&s, &(bstr){0}, &(int){0});
|
|
if (res == 0)
|
|
break;
|
|
if (res < 0) {
|
|
mp_err(log, "Invalid syntax: %.*s\n", BSTR_P(s));
|
|
return M_OPT_INVALID;
|
|
}
|
|
}
|
|
|
|
if (dst && param.len) {
|
|
char *prev = VAL(dst);
|
|
char *new;
|
|
if (prev && prev[0]) {
|
|
new = talloc_asprintf(NULL, "%s:%.*s", prev, BSTR_P(param));
|
|
} else {
|
|
new = bstrdup0(NULL, param);
|
|
}
|
|
talloc_free(prev);
|
|
VAL(dst) = new;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
const m_option_type_t m_option_type_msglevels = {
|
|
.name = "Output verbosity levels",
|
|
.size = sizeof(char *),
|
|
.flags = M_OPT_TYPE_DYNAMIC,
|
|
.parse = parse_msglevels,
|
|
.print = print_str,
|
|
.copy = copy_str,
|
|
.free = free_str,
|
|
};
|
|
|
|
#undef VAL
|
|
|
|
static int parse_color(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
if (param.len == 0)
|
|
return M_OPT_MISSING_PARAM;
|
|
|
|
bstr val = param;
|
|
struct m_color color = {0};
|
|
|
|
if (bstr_eatstart0(&val, "#")) {
|
|
// #[AA]RRGGBB
|
|
if (val.len != 6 && val.len != 8)
|
|
goto error;
|
|
bool has_alpha = val.len == 8;
|
|
uint32_t c = bstrtoll(val, &val, 16);
|
|
if (val.len)
|
|
goto error;
|
|
color = (struct m_color) {
|
|
(c >> 16) & 0xFF,
|
|
(c >> 8) & 0xFF,
|
|
c & 0xFF,
|
|
has_alpha ? (c >> 24) & 0xFF : 0xFF,
|
|
};
|
|
} else {
|
|
goto error;
|
|
}
|
|
|
|
if (dst)
|
|
*((struct m_color *)dst) = color;
|
|
|
|
return 1;
|
|
|
|
error:
|
|
mp_err(log, "Option %.*s: invalid color: '%.*s'\n",
|
|
BSTR_P(name), BSTR_P(param));
|
|
mp_err(log, "Valid colors must be in the form #RRRGGBB or #AARRGGBB (in hex)\n");
|
|
return M_OPT_INVALID;
|
|
}
|
|
|
|
const m_option_type_t m_option_type_color = {
|
|
.name = "Color",
|
|
.size = sizeof(struct m_color),
|
|
.parse = parse_color,
|
|
.copy = copy_opt,
|
|
};
|
|
|
|
|
|
// Parse a >=0 number starting at s. Set s to the string following the number.
|
|
// If the number ends with '%', eat that and set *out_per to true, but only
|
|
// if the number is between 0-100; if not, don't eat anything, even the number.
|
|
static bool eat_num_per(bstr *s, int *out_num, bool *out_per)
|
|
{
|
|
bstr rest;
|
|
long long v = bstrtoll(*s, &rest, 10);
|
|
if (s->len == rest.len || v < INT_MIN || v > INT_MAX)
|
|
return false;
|
|
*out_num = v;
|
|
*out_per = false;
|
|
*s = rest;
|
|
if (bstr_eatstart0(&rest, "%") && v >= 0 && v <= 100) {
|
|
*out_per = true;
|
|
*s = rest;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static bool parse_geometry_str(struct m_geometry *gm, bstr s)
|
|
{
|
|
*gm = (struct m_geometry) { .x = INT_MIN, .y = INT_MIN };
|
|
if (s.len == 0)
|
|
return true;
|
|
// Approximate grammar:
|
|
// [W[xH]][{+-}X{+-}Y] | [X:Y]
|
|
// (meaning: [optional] {one character of} one|alternative)
|
|
// Every number can be followed by '%'
|
|
int num;
|
|
bool per;
|
|
|
|
#define READ_NUM(F, F_PER) do { \
|
|
if (!eat_num_per(&s, &num, &per)) \
|
|
goto error; \
|
|
gm->F = num; \
|
|
gm->F_PER = per; \
|
|
} while(0)
|
|
|
|
#define READ_SIGN(F) do { \
|
|
if (bstr_eatstart0(&s, "+")) { \
|
|
gm->F = false; \
|
|
} else if (bstr_eatstart0(&s, "-")) {\
|
|
gm->F = true; \
|
|
} else goto error; \
|
|
} while(0)
|
|
|
|
if (bstrchr(s, ':') < 0) {
|
|
gm->wh_valid = true;
|
|
if (!bstr_startswith0(s, "+") && !bstr_startswith0(s, "-")) {
|
|
READ_NUM(w, w_per);
|
|
if (bstr_eatstart0(&s, "x"))
|
|
READ_NUM(h, h_per);
|
|
}
|
|
if (s.len > 0) {
|
|
gm->xy_valid = true;
|
|
READ_SIGN(x_sign);
|
|
READ_NUM(x, x_per);
|
|
READ_SIGN(y_sign);
|
|
READ_NUM(y, y_per);
|
|
}
|
|
} else {
|
|
gm->xy_valid = true;
|
|
READ_NUM(x, x_per);
|
|
if (!bstr_eatstart0(&s, ":"))
|
|
goto error;
|
|
READ_NUM(y, y_per);
|
|
}
|
|
|
|
return s.len == 0;
|
|
|
|
error:
|
|
return false;
|
|
}
|
|
|
|
#undef READ_NUM
|
|
#undef READ_SIGN
|
|
|
|
// xpos,ypos: position of the left upper corner
|
|
// widw,widh: width and height of the window
|
|
// scrw,scrh: width and height of the current screen
|
|
// The input parameters should be set to a centered window (default fallbacks).
|
|
void m_geometry_apply(int *xpos, int *ypos, int *widw, int *widh,
|
|
int scrw, int scrh, struct m_geometry *gm)
|
|
{
|
|
if (gm->wh_valid) {
|
|
int prew = *widw, preh = *widh;
|
|
if (gm->w > 0)
|
|
*widw = gm->w_per ? scrw * (gm->w / 100.0) : gm->w;
|
|
if (gm->h > 0)
|
|
*widh = gm->h_per ? scrh * (gm->h / 100.0) : gm->h;
|
|
// keep aspect if the other value is not set
|
|
double asp = (double)prew / preh;
|
|
if (gm->w > 0 && !(gm->h > 0)) {
|
|
*widh = *widw / asp;
|
|
} else if (!(gm->w > 0) && gm->h > 0) {
|
|
*widw = *widh * asp;
|
|
}
|
|
}
|
|
|
|
if (gm->xy_valid) {
|
|
if (gm->x != INT_MIN) {
|
|
*xpos = gm->x;
|
|
if (gm->x_per)
|
|
*xpos = (scrw - *widw) * (*xpos / 100.0);
|
|
if (gm->x_sign)
|
|
*xpos = scrw - *widw - *xpos;
|
|
}
|
|
if (gm->y != INT_MIN) {
|
|
*ypos = gm->y;
|
|
if (gm->y_per)
|
|
*ypos = (scrh - *widh) * (*ypos / 100.0);
|
|
if (gm->y_sign)
|
|
*ypos = scrh - *widh - *ypos;
|
|
}
|
|
}
|
|
}
|
|
|
|
static int parse_geometry(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
struct m_geometry gm;
|
|
if (!parse_geometry_str(&gm, param))
|
|
goto error;
|
|
|
|
if (dst)
|
|
*((struct m_geometry *)dst) = gm;
|
|
|
|
return 1;
|
|
|
|
error:
|
|
mp_err(log, "Option %.*s: invalid geometry: '%.*s'\n",
|
|
BSTR_P(name), BSTR_P(param));
|
|
mp_err(log, "Valid format: [W[%%][xH[%%]]][{+-}X[%%]{+-}Y[%%]] | [X[%%]:Y[%%]]\n");
|
|
return M_OPT_INVALID;
|
|
}
|
|
|
|
const m_option_type_t m_option_type_geometry = {
|
|
.name = "Window geometry",
|
|
.size = sizeof(struct m_geometry),
|
|
.parse = parse_geometry,
|
|
.copy = copy_opt,
|
|
};
|
|
|
|
static int parse_size_box(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
struct m_geometry gm;
|
|
if (!parse_geometry_str(&gm, param))
|
|
goto error;
|
|
|
|
if (gm.xy_valid)
|
|
goto error;
|
|
|
|
if (dst)
|
|
*((struct m_geometry *)dst) = gm;
|
|
|
|
return 1;
|
|
|
|
error:
|
|
mp_err(log, "Option %.*s: invalid size: '%.*s'\n",
|
|
BSTR_P(name), BSTR_P(param));
|
|
mp_err(log, "Valid format: W[%%][xH[%%]] or empty string\n");
|
|
return M_OPT_INVALID;
|
|
}
|
|
|
|
const m_option_type_t m_option_type_size_box = {
|
|
.name = "Window size",
|
|
.size = sizeof(struct m_geometry),
|
|
.parse = parse_size_box,
|
|
.copy = copy_opt,
|
|
};
|
|
|
|
|
|
#include "video/img_format.h"
|
|
|
|
static int parse_imgfmt(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
if (param.len == 0)
|
|
return M_OPT_MISSING_PARAM;
|
|
|
|
if (!bstrcmp0(param, "help")) {
|
|
mp_info(log, "Available formats:");
|
|
for (int i = 0; mp_imgfmt_list[i].name; i++)
|
|
mp_info(log, " %s", mp_imgfmt_list[i].name);
|
|
mp_info(log, "\n");
|
|
return M_OPT_EXIT - 1;
|
|
}
|
|
|
|
unsigned int fmt = mp_imgfmt_from_name(param, true);
|
|
if (!fmt) {
|
|
mp_err(log, "Option %.*s: unknown format name: '%.*s'\n",
|
|
BSTR_P(name), BSTR_P(param));
|
|
return M_OPT_INVALID;
|
|
}
|
|
|
|
if (dst)
|
|
*((uint32_t *)dst) = fmt;
|
|
|
|
return 1;
|
|
}
|
|
|
|
const m_option_type_t m_option_type_imgfmt = {
|
|
// Please report any missing colorspaces
|
|
.name = "Image format",
|
|
.size = sizeof(uint32_t),
|
|
.parse = parse_imgfmt,
|
|
.copy = copy_opt,
|
|
};
|
|
|
|
static int parse_fourcc(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
if (param.len == 0)
|
|
return M_OPT_MISSING_PARAM;
|
|
|
|
unsigned int value;
|
|
|
|
if (param.len == 4) {
|
|
uint8_t *s = param.start;
|
|
value = s[0] | (s[1] << 8) | (s[2] << 16) | (s[3] << 24);
|
|
} else {
|
|
bstr rest;
|
|
value = bstrtoll(param, &rest, 16);
|
|
if (rest.len != 0) {
|
|
mp_err(log, "Option %.*s: invalid FourCC: '%.*s'\n",
|
|
BSTR_P(name), BSTR_P(param));
|
|
return M_OPT_INVALID;
|
|
}
|
|
}
|
|
|
|
if (dst)
|
|
*((unsigned int *)dst) = value;
|
|
|
|
return 1;
|
|
}
|
|
|
|
const m_option_type_t m_option_type_fourcc = {
|
|
.name = "FourCC",
|
|
.size = sizeof(unsigned int),
|
|
.parse = parse_fourcc,
|
|
.copy = copy_opt,
|
|
};
|
|
|
|
#include "audio/format.h"
|
|
|
|
static int parse_afmt(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
if (param.len == 0)
|
|
return M_OPT_MISSING_PARAM;
|
|
|
|
if (!bstrcmp0(param, "help")) {
|
|
mp_info(log, "Available formats:");
|
|
for (int i = 0; af_fmtstr_table[i].name; i++)
|
|
mp_info(log, " %s", af_fmtstr_table[i].name);
|
|
mp_info(log, "\n");
|
|
return M_OPT_EXIT - 1;
|
|
}
|
|
|
|
int fmt = af_str2fmt_short(param);
|
|
if (!fmt) {
|
|
mp_err(log, "Option %.*s: unknown format name: '%.*s'\n",
|
|
BSTR_P(name), BSTR_P(param));
|
|
return M_OPT_INVALID;
|
|
}
|
|
|
|
if (dst)
|
|
*((uint32_t *)dst) = fmt;
|
|
|
|
return 1;
|
|
}
|
|
|
|
const m_option_type_t m_option_type_afmt = {
|
|
// Please report any missing formats
|
|
.name = "Audio format",
|
|
.size = sizeof(uint32_t),
|
|
.parse = parse_afmt,
|
|
.copy = copy_opt,
|
|
};
|
|
|
|
#include "audio/chmap.h"
|
|
|
|
static int parse_chmap(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
// min>0: at least min channels, min=0: empty ok, min=-1: invalid ok
|
|
int min_ch = (opt->flags & M_OPT_MIN) ? opt->min : 1;
|
|
|
|
if (bstr_equals0(param, "help")) {
|
|
mp_chmap_print_help(log);
|
|
return M_OPT_EXIT - 1;
|
|
}
|
|
|
|
if (param.len == 0 && min_ch >= 1)
|
|
return M_OPT_MISSING_PARAM;
|
|
|
|
struct mp_chmap res = {0};
|
|
if (!mp_chmap_from_str(&res, param)) {
|
|
mp_err(log, "Error parsing channel layout: %.*s\n", BSTR_P(param));
|
|
return M_OPT_INVALID;
|
|
}
|
|
|
|
if ((min_ch > 0 && !mp_chmap_is_valid(&res)) ||
|
|
(min_ch >= 0 && mp_chmap_is_empty(&res)))
|
|
{
|
|
mp_err(log, "Invalid channel layout: %.*s\n", BSTR_P(param));
|
|
return M_OPT_INVALID;
|
|
}
|
|
|
|
if (dst)
|
|
*(struct mp_chmap *)dst = res;
|
|
|
|
return 1;
|
|
}
|
|
|
|
const m_option_type_t m_option_type_chmap = {
|
|
.name = "Audio channels or channel map",
|
|
.size = sizeof(struct mp_chmap *),
|
|
.parse = parse_chmap,
|
|
.copy = copy_opt,
|
|
};
|
|
|
|
static int parse_timestring(struct bstr str, double *time, char endchar)
|
|
{
|
|
int a, b, len;
|
|
double d;
|
|
*time = 0; /* ensure initialization for error cases */
|
|
if (bstr_sscanf(str, "%d:%d:%lf%n", &a, &b, &d, &len) >= 3)
|
|
*time = 3600 * a + 60 * b + d;
|
|
else if (bstr_sscanf(str, "%d:%lf%n", &a, &d, &len) >= 2)
|
|
*time = 60 * a + d;
|
|
else if (bstr_sscanf(str, "%lf%n", &d, &len) >= 1)
|
|
*time = d;
|
|
else
|
|
return 0; /* unsupported time format */
|
|
if (len < str.len && str.start[len] != endchar)
|
|
return 0; /* invalid extra characters at the end */
|
|
if (!isfinite(*time))
|
|
return 0;
|
|
return len;
|
|
}
|
|
|
|
|
|
static int parse_time(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
double time;
|
|
|
|
if (param.len == 0)
|
|
return M_OPT_MISSING_PARAM;
|
|
|
|
if (!parse_timestring(param, &time, 0)) {
|
|
mp_err(log, "Option %.*s: invalid time: '%.*s'\n",
|
|
BSTR_P(name), BSTR_P(param));
|
|
return M_OPT_INVALID;
|
|
}
|
|
|
|
if (dst)
|
|
*(double *)dst = time;
|
|
return 1;
|
|
}
|
|
|
|
static char *pretty_print_time(const m_option_t *opt, const void *val)
|
|
{
|
|
return mp_format_time(*(double *)val, false);
|
|
}
|
|
|
|
const m_option_type_t m_option_type_time = {
|
|
.name = "Time",
|
|
.size = sizeof(double),
|
|
.parse = parse_time,
|
|
.print = print_double,
|
|
.pretty_print = pretty_print_time,
|
|
.copy = copy_opt,
|
|
.add = add_double,
|
|
.clamp = clamp_double,
|
|
};
|
|
|
|
|
|
// Relative time
|
|
|
|
static int parse_rel_time(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
struct m_rel_time t = {0};
|
|
|
|
if (param.len == 0)
|
|
return M_OPT_MISSING_PARAM;
|
|
|
|
// Percent pos
|
|
if (bstr_endswith0(param, "%")) {
|
|
double percent = bstrtod(bstr_splice(param, 0, -1), ¶m);
|
|
if (param.len == 0 && percent >= 0 && percent <= 100) {
|
|
t.type = REL_TIME_PERCENT;
|
|
t.pos = percent;
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
// Chapter pos
|
|
if (bstr_startswith0(param, "#")) {
|
|
int chapter = bstrtoll(bstr_cut(param, 1), ¶m, 10);
|
|
if (param.len == 0 && chapter >= 1) {
|
|
t.type = REL_TIME_CHAPTER;
|
|
t.pos = chapter - 1;
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
bool sign = bstr_eatstart0(¶m, "-");
|
|
double time;
|
|
if (parse_timestring(param, &time, 0)) {
|
|
t.type = sign ? REL_TIME_NEGATIVE : REL_TIME_ABSOLUTE;
|
|
t.pos = time;
|
|
goto out;
|
|
}
|
|
|
|
mp_err(log, "Option %.*s: invalid time or position: '%.*s'\n",
|
|
BSTR_P(name), BSTR_P(param));
|
|
return M_OPT_INVALID;
|
|
|
|
out:
|
|
if (dst)
|
|
*(struct m_rel_time *)dst = t;
|
|
return 1;
|
|
}
|
|
|
|
const m_option_type_t m_option_type_rel_time = {
|
|
.name = "Relative time or percent position",
|
|
.size = sizeof(struct m_rel_time),
|
|
.parse = parse_rel_time,
|
|
.copy = copy_opt,
|
|
};
|
|
|
|
|
|
//// Objects (i.e. filters, etc) settings
|
|
|
|
#undef VAL
|
|
#define VAL(x) (*(m_obj_settings_t **)(x))
|
|
|
|
bool m_obj_list_find(struct m_obj_desc *dst, const struct m_obj_list *l,
|
|
bstr name)
|
|
{
|
|
for (int i = 0; ; i++) {
|
|
if (!l->get_desc(dst, i))
|
|
break;
|
|
if (bstr_equals0(name, dst->name))
|
|
return true;
|
|
}
|
|
if (l->aliases) {
|
|
for (int i = 0; l->aliases[i][0]; i++) {
|
|
const char *aname = l->aliases[i][0];
|
|
const char *alias = l->aliases[i][1];
|
|
const char *opts = l->aliases[i][2];
|
|
if (bstr_equals0(name, aname) &&
|
|
m_obj_list_find(dst, l, bstr0(alias)))
|
|
{
|
|
if (opts) {
|
|
dst->init_options = opts;
|
|
} else {
|
|
// Assume it's deprecated in this case.
|
|
// Also, it's used by the VO code only, so whatever.
|
|
dst->replaced_name = aname;
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static void obj_setting_free(m_obj_settings_t *item)
|
|
{
|
|
talloc_free(item->name);
|
|
talloc_free(item->label);
|
|
free_str_list(&(item->attribs));
|
|
}
|
|
|
|
// If at least one item has a label, compare labels only - otherwise ignore them.
|
|
static bool obj_setting_equals(m_obj_settings_t *a, m_obj_settings_t *b)
|
|
{
|
|
bstr la = bstr0(a->label), lb = bstr0(b->label);
|
|
if (la.len || lb.len)
|
|
return bstr_equals(la, lb);
|
|
if (strcmp(a->name, b->name) != 0)
|
|
return false;
|
|
|
|
int a_attr_count = 0;
|
|
while (a->attribs && a->attribs[a_attr_count])
|
|
a_attr_count++;
|
|
int b_attr_count = 0;
|
|
while (b->attribs && b->attribs[b_attr_count])
|
|
b_attr_count++;
|
|
if (a_attr_count != b_attr_count)
|
|
return false;
|
|
for (int n = 0; n < a_attr_count; n++) {
|
|
if (strcmp(a->attribs[n], b->attribs[n]) != 0)
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static int obj_settings_list_num_items(m_obj_settings_t *obj_list)
|
|
{
|
|
int num = 0;
|
|
while (obj_list && obj_list[num].name)
|
|
num++;
|
|
return num;
|
|
}
|
|
|
|
static void obj_settings_list_del_at(m_obj_settings_t **p_obj_list, int idx)
|
|
{
|
|
m_obj_settings_t *obj_list = *p_obj_list;
|
|
int num = obj_settings_list_num_items(obj_list);
|
|
|
|
assert(idx >= 0 && idx < num);
|
|
|
|
obj_setting_free(&obj_list[idx]);
|
|
|
|
// Note: the NULL-terminating element is moved down as part of this
|
|
memmove(&obj_list[idx], &obj_list[idx + 1],
|
|
sizeof(m_obj_settings_t) * (num - idx));
|
|
|
|
*p_obj_list = talloc_realloc(NULL, obj_list, struct m_obj_settings, num);
|
|
}
|
|
|
|
// Insert such that *p_obj_list[idx] is set to item.
|
|
// If idx < 0, set idx = count + idx + 1 (i.e. -1 inserts it as last element).
|
|
// Memory referenced by *item is not copied.
|
|
static void obj_settings_list_insert_at(m_obj_settings_t **p_obj_list, int idx,
|
|
m_obj_settings_t *item)
|
|
{
|
|
int num = obj_settings_list_num_items(*p_obj_list);
|
|
if (idx < 0)
|
|
idx = num + idx + 1;
|
|
assert(idx >= 0 && idx <= num);
|
|
*p_obj_list = talloc_realloc(NULL, *p_obj_list, struct m_obj_settings,
|
|
num + 2);
|
|
memmove(*p_obj_list + idx + 1, *p_obj_list + idx,
|
|
(num - idx) * sizeof(m_obj_settings_t));
|
|
(*p_obj_list)[idx] = *item;
|
|
(*p_obj_list)[num + 1] = (m_obj_settings_t){0};
|
|
}
|
|
|
|
static int obj_settings_list_find_by_label(m_obj_settings_t *obj_list,
|
|
bstr label)
|
|
{
|
|
for (int n = 0; obj_list && obj_list[n].name; n++) {
|
|
if (label.len && bstr_equals0(label, obj_list[n].label))
|
|
return n;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static int obj_settings_list_find_by_label0(m_obj_settings_t *obj_list,
|
|
const char *label)
|
|
{
|
|
return obj_settings_list_find_by_label(obj_list, bstr0(label));
|
|
}
|
|
|
|
static int obj_settings_find_by_content(m_obj_settings_t *obj_list,
|
|
m_obj_settings_t *item)
|
|
{
|
|
for (int n = 0; obj_list && obj_list[n].name; n++) {
|
|
if (obj_setting_equals(&obj_list[n], item))
|
|
return n;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static void free_obj_settings_list(void *dst)
|
|
{
|
|
int n;
|
|
m_obj_settings_t *d;
|
|
|
|
if (!dst || !VAL(dst))
|
|
return;
|
|
|
|
d = VAL(dst);
|
|
for (n = 0; d[n].name; n++)
|
|
obj_setting_free(&d[n]);
|
|
talloc_free(d);
|
|
VAL(dst) = NULL;
|
|
}
|
|
|
|
static void copy_obj_settings_list(const m_option_t *opt, void *dst,
|
|
const void *src)
|
|
{
|
|
m_obj_settings_t *d, *s;
|
|
int n;
|
|
|
|
if (!(dst && src))
|
|
return;
|
|
|
|
s = VAL(src);
|
|
|
|
if (VAL(dst))
|
|
free_obj_settings_list(dst);
|
|
if (!s)
|
|
return;
|
|
|
|
for (n = 0; s[n].name; n++)
|
|
/* NOP */;
|
|
d = talloc_array(NULL, struct m_obj_settings, n + 1);
|
|
for (n = 0; s[n].name; n++) {
|
|
d[n].name = talloc_strdup(NULL, s[n].name);
|
|
d[n].label = talloc_strdup(NULL, s[n].label);
|
|
d[n].attribs = NULL;
|
|
copy_str_list(NULL, &(d[n].attribs), &(s[n].attribs));
|
|
}
|
|
d[n].name = NULL;
|
|
d[n].label = NULL;
|
|
d[n].attribs = NULL;
|
|
VAL(dst) = d;
|
|
}
|
|
|
|
// Consider -vf a=b=c:d=e. This verifies "b"="c" and "d"="e" and that the
|
|
// option names/values are correct. Try to determine whether an option
|
|
// without '=' sets a flag, or whether it's a positional argument.
|
|
static int get_obj_param(struct mp_log *log, bstr opt_name, bstr obj_name,
|
|
struct m_config *config, bstr name, bstr val,
|
|
int flags, int *nold, bstr *out_name, bstr *out_val)
|
|
{
|
|
int r;
|
|
|
|
if (!config)
|
|
return 0; // skip
|
|
|
|
// va.start != NULL => of the form name=val (not positional)
|
|
// If it's just "name", and the associated option exists and is a flag,
|
|
// don't accept it as positional argument.
|
|
if (val.start || m_config_option_requires_param(config, name) == 0) {
|
|
r = m_config_set_option_ext(config, name, val, flags);
|
|
if (r < 0) {
|
|
if (r == M_OPT_UNKNOWN) {
|
|
mp_err(log, "Option %.*s: %.*s doesn't have a %.*s parameter.\n",
|
|
BSTR_P(opt_name), BSTR_P(obj_name), BSTR_P(name));
|
|
return M_OPT_UNKNOWN;
|
|
}
|
|
if (r > M_OPT_EXIT)
|
|
mp_err(log, "Option %.*s: "
|
|
"Error while parsing %.*s parameter %.*s (%.*s)\n",
|
|
BSTR_P(opt_name), BSTR_P(obj_name), BSTR_P(name),
|
|
BSTR_P(val));
|
|
return r;
|
|
}
|
|
*out_name = name;
|
|
*out_val = val;
|
|
return 1;
|
|
} else {
|
|
val = name;
|
|
// positional fields
|
|
if (val.len == 0) { // Empty field, count it and go on
|
|
(*nold)++;
|
|
return 0;
|
|
}
|
|
const char *opt = m_config_get_positional_option(config, *nold);
|
|
if (!opt) {
|
|
mp_err(log, "Option %.*s: %.*s has only %d "
|
|
"params, so you can't give more than %d unnamed params.\n",
|
|
BSTR_P(opt_name), BSTR_P(obj_name), *nold, *nold);
|
|
return M_OPT_OUT_OF_RANGE;
|
|
}
|
|
r = m_config_set_option_ext(config, bstr0(opt), val, flags);
|
|
if (r < 0) {
|
|
if (r > M_OPT_EXIT)
|
|
mp_err(log, "Option %.*s: "
|
|
"Error while parsing %.*s parameter %s (%.*s)\n",
|
|
BSTR_P(opt_name), BSTR_P(obj_name), opt, BSTR_P(val));
|
|
return r;
|
|
}
|
|
*out_name = bstr0(opt);
|
|
*out_val = val;
|
|
(*nold)++;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
// Consider -vf a=b:c:d. This parses "b:c:d" into name/value pairs, stored as
|
|
// linear array in *_ret. In particular, config contains what options a the
|
|
// object takes, and verifies the option values as well.
|
|
// If config is NULL, all parameters are accepted without checking.
|
|
// _ret set to NULL can be used for checking-only.
|
|
// flags can contain any M_SETOPT_* flag.
|
|
// desc is optional.
|
|
static int m_obj_parse_sub_config(struct mp_log *log, struct bstr opt_name,
|
|
struct bstr name, struct bstr *pstr,
|
|
struct m_config *config, int flags,
|
|
struct m_obj_desc *desc, char ***ret)
|
|
{
|
|
int nold = 0;
|
|
char **args = NULL;
|
|
int num_args = 0;
|
|
int r = 1;
|
|
|
|
if (ret) {
|
|
args = *ret;
|
|
while (args && args[num_args])
|
|
num_args++;
|
|
}
|
|
|
|
while (pstr->len > 0) {
|
|
bstr fname, fval;
|
|
r = split_subconf(log, opt_name, pstr, &fname, &fval);
|
|
if (r < 0)
|
|
goto exit;
|
|
if (bstr_equals0(fname, "help"))
|
|
goto print_help;
|
|
r = get_obj_param(log, opt_name, name, config, fname, fval, flags, &nold,
|
|
&fname, &fval);
|
|
if (r < 0)
|
|
goto exit;
|
|
|
|
if (r > 0 && ret) {
|
|
MP_TARRAY_APPEND(NULL, args, num_args, bstrto0(NULL, fname));
|
|
MP_TARRAY_APPEND(NULL, args, num_args, bstrto0(NULL, fval));
|
|
MP_TARRAY_APPEND(NULL, args, num_args, NULL);
|
|
MP_TARRAY_APPEND(NULL, args, num_args, NULL);
|
|
num_args -= 2;
|
|
}
|
|
|
|
if (!bstr_eatstart0(pstr, ":"))
|
|
break;
|
|
}
|
|
|
|
if (ret) {
|
|
if (num_args > 0) {
|
|
*ret = args;
|
|
args = NULL;
|
|
} else {
|
|
*ret = NULL;
|
|
}
|
|
}
|
|
|
|
goto exit;
|
|
|
|
print_help: ;
|
|
if (config) {
|
|
if (desc->print_help)
|
|
desc->print_help(log);
|
|
m_config_print_option_list(config);
|
|
} else {
|
|
mp_warn(log, "Option %.*s doesn't exist.\n",
|
|
BSTR_P(opt_name));
|
|
}
|
|
r = M_OPT_EXIT - 1;
|
|
|
|
exit:
|
|
free_str_list(&args);
|
|
return r;
|
|
}
|
|
|
|
// Characters which may appear in a filter name
|
|
#define NAMECH "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_-"
|
|
|
|
// Parse one item, e.g. -vf a=b:c:d,e=f:g => parse a=b:c:d into "a" and "b:c:d"
|
|
static int parse_obj_settings(struct mp_log *log, struct bstr opt,
|
|
struct bstr *pstr, const struct m_obj_list *list,
|
|
m_obj_settings_t **_ret)
|
|
{
|
|
int r;
|
|
char **plist = NULL;
|
|
struct m_obj_desc desc;
|
|
bstr label = {0};
|
|
|
|
if (bstr_eatstart0(pstr, "@")) {
|
|
if (!bstr_split_tok(*pstr, ":", &label, pstr)) {
|
|
mp_err(log, "Option %.*s: ':' expected after label.\n", BSTR_P(opt));
|
|
return M_OPT_INVALID;
|
|
}
|
|
}
|
|
|
|
bool has_param = false;
|
|
int idx = bstrspn(*pstr, NAMECH);
|
|
bstr str = bstr_splice(*pstr, 0, idx);
|
|
*pstr = bstr_cut(*pstr, idx);
|
|
// video filters use "=", VOs use ":"
|
|
if (bstr_eatstart0(pstr, "=") || bstr_eatstart0(pstr, ":"))
|
|
has_param = true;
|
|
|
|
bool skip = false;
|
|
if (m_obj_list_find(&desc, list, str)) {
|
|
if (desc.replaced_name)
|
|
mp_warn(log, "Driver '%s' has been replaced with '%s'!\n",
|
|
desc.name, desc.replaced_name);
|
|
} else {
|
|
if (!list->allow_unknown_entries) {
|
|
mp_err(log, "Option %.*s: %.*s doesn't exist.\n",
|
|
BSTR_P(opt), BSTR_P(str));
|
|
return M_OPT_INVALID;
|
|
}
|
|
desc = (struct m_obj_desc){0};
|
|
skip = true;
|
|
}
|
|
|
|
if (_ret && desc.init_options) {
|
|
struct m_config *config = m_config_from_obj_desc_noalloc(NULL, log, &desc);
|
|
bstr s = bstr0(desc.init_options);
|
|
m_obj_parse_sub_config(log, opt, str, &s, config,
|
|
M_SETOPT_CHECK_ONLY, NULL, &plist);
|
|
assert(s.len == 0);
|
|
talloc_free(config);
|
|
}
|
|
|
|
if (has_param) {
|
|
struct m_config *config = NULL;
|
|
if (!skip)
|
|
config = m_config_from_obj_desc_noalloc(NULL, log, &desc);
|
|
r = m_obj_parse_sub_config(log, opt, str, pstr, config,
|
|
M_SETOPT_CHECK_ONLY, &desc,
|
|
_ret ? &plist : NULL);
|
|
talloc_free(config);
|
|
if (r < 0)
|
|
return r;
|
|
}
|
|
if (!_ret)
|
|
return 1;
|
|
|
|
m_obj_settings_t item = {
|
|
.name = bstrto0(NULL, str),
|
|
.label = bstrdup0(NULL, label),
|
|
.attribs = plist,
|
|
};
|
|
obj_settings_list_insert_at(_ret, -1, &item);
|
|
return 1;
|
|
}
|
|
|
|
// Parse a single entry for -vf-del (return 0 if not applicable)
|
|
// mark_del is bounded by the number of items in dst
|
|
static int parse_obj_settings_del(struct mp_log *log, struct bstr opt_name,
|
|
struct bstr *param, void *dst, bool *mark_del)
|
|
{
|
|
bstr s = *param;
|
|
if (bstr_eatstart0(&s, "@")) {
|
|
// '@name:' -> parse as normal filter entry
|
|
// '@name,' or '@name<end>' -> parse here
|
|
int idx = bstrspn(s, NAMECH);
|
|
bstr label = bstr_splice(s, 0, idx);
|
|
s = bstr_cut(s, idx);
|
|
if (bstr_startswith0(s, ":"))
|
|
return 0;
|
|
if (dst) {
|
|
int label_index = obj_settings_list_find_by_label(VAL(dst), label);
|
|
if (label_index >= 0) {
|
|
mark_del[label_index] = true;
|
|
} else {
|
|
mp_warn(log, "Option %.*s: item label @%.*s not found.\n",
|
|
BSTR_P(opt_name), BSTR_P(label));
|
|
}
|
|
}
|
|
*param = s;
|
|
return 1;
|
|
}
|
|
|
|
bstr rest;
|
|
long long id = bstrtoll(s, &rest, 0);
|
|
if (rest.len == s.len)
|
|
return 0;
|
|
|
|
if (dst) {
|
|
int num = obj_settings_list_num_items(VAL(dst));
|
|
if (id < 0)
|
|
id = num + id;
|
|
|
|
if (id >= 0 && id < num) {
|
|
mark_del[id] = true;
|
|
} else {
|
|
mp_warn(log, "Option %.*s: Index %lld is out of range.\n",
|
|
BSTR_P(opt_name), id);
|
|
}
|
|
}
|
|
|
|
*param = rest;
|
|
return 1;
|
|
}
|
|
|
|
static int parse_obj_settings_list(struct mp_log *log, const m_option_t *opt,
|
|
struct bstr name, struct bstr param, void *dst)
|
|
{
|
|
int len = strlen(opt->name);
|
|
m_obj_settings_t *res = NULL;
|
|
int op = OP_NONE;
|
|
bool *mark_del = NULL;
|
|
int num_items = obj_settings_list_num_items(dst ? VAL(dst) : 0);
|
|
struct m_obj_list *ol = opt->priv;
|
|
|
|
assert(opt->priv);
|
|
|
|
if (opt->name[len - 1] == '*' && (name.len > len - 1)) {
|
|
struct bstr suffix = bstr_cut(name, len - 1);
|
|
if (bstrcmp0(suffix, "-add") == 0)
|
|
op = OP_ADD;
|
|
else if (bstrcmp0(suffix, "-set") == 0)
|
|
op = OP_NONE;
|
|
else if (bstrcmp0(suffix, "-pre") == 0)
|
|
op = OP_PRE;
|
|
else if (bstrcmp0(suffix, "-del") == 0)
|
|
op = OP_DEL;
|
|
else if (bstrcmp0(suffix, "-clr") == 0)
|
|
op = OP_CLR;
|
|
else if (bstrcmp0(suffix, "-toggle") == 0)
|
|
op = OP_TOGGLE;
|
|
else {
|
|
char prefix[len];
|
|
strncpy(prefix, opt->name, len - 1);
|
|
prefix[len - 1] = '\0';
|
|
mp_err(log, "Option %.*s: unknown postfix %.*s\n"
|
|
"Supported postfixes are:\n"
|
|
" %s-set\n"
|
|
" Overwrite the old list with the given list\n\n"
|
|
" %s-add\n"
|
|
" Append the given list to the current list\n\n"
|
|
" %s-pre\n"
|
|
" Prepend the given list to the current list\n\n"
|
|
" %s-del x,y,...\n"
|
|
" Remove the given elements. Take the list element index (starting from 0).\n"
|
|
" Negative index can be used (i.e. -1 is the last element).\n"
|
|
" Filter names work as well.\n\n"
|
|
" %s-clr\n"
|
|
" Clear the current list.\n",
|
|
BSTR_P(name), BSTR_P(suffix), prefix, prefix, prefix, prefix, prefix);
|
|
|
|
return M_OPT_UNKNOWN;
|
|
}
|
|
}
|
|
|
|
if (!bstrcmp0(param, "help")) {
|
|
mp_info(log, "Available %s:\n", ol->description);
|
|
for (int n = 0; ; n++) {
|
|
struct m_obj_desc desc;
|
|
if (!ol->get_desc(&desc, n))
|
|
break;
|
|
if (!desc.hidden) {
|
|
mp_info(log, " %-15s: %s\n",
|
|
desc.name, desc.description);
|
|
}
|
|
}
|
|
mp_info(log, "\n");
|
|
return M_OPT_EXIT - 1;
|
|
}
|
|
|
|
if (op == OP_CLR) {
|
|
if (dst)
|
|
free_obj_settings_list(dst);
|
|
return 0;
|
|
} else if (op == OP_DEL) {
|
|
mark_del = talloc_zero_array(NULL, bool, num_items + 1);
|
|
}
|
|
|
|
if (op != OP_NONE && param.len == 0)
|
|
return M_OPT_MISSING_PARAM;
|
|
|
|
while (param.len > 0) {
|
|
int r = 0;
|
|
if (op == OP_DEL)
|
|
r = parse_obj_settings_del(log, name, ¶m, dst, mark_del);
|
|
if (r == 0) {
|
|
r = parse_obj_settings(log, name, ¶m, ol, dst ? &res : NULL);
|
|
}
|
|
if (r < 0)
|
|
return r;
|
|
if (param.len > 0) {
|
|
const char sep[2] = {OPTION_LIST_SEPARATOR, 0};
|
|
if (!bstr_eatstart0(¶m, sep))
|
|
return M_OPT_INVALID;
|
|
if (param.len == 0) {
|
|
if (!ol->allow_trailer)
|
|
return M_OPT_INVALID;
|
|
if (dst) {
|
|
m_obj_settings_t item = {
|
|
.name = talloc_strdup(NULL, ""),
|
|
};
|
|
obj_settings_list_insert_at(&res, -1, &item);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (dst) {
|
|
m_obj_settings_t *list = VAL(dst);
|
|
if (op == OP_PRE) {
|
|
int prepend_counter = 0;
|
|
for (int n = 0; res && res[n].name; n++) {
|
|
int label = obj_settings_list_find_by_label0(list, res[n].label);
|
|
if (label < 0) {
|
|
obj_settings_list_insert_at(&list, prepend_counter, &res[n]);
|
|
prepend_counter++;
|
|
} else {
|
|
// Prefer replacement semantics, instead of actually
|
|
// prepending.
|
|
obj_setting_free(&list[label]);
|
|
list[label] = res[n];
|
|
}
|
|
}
|
|
talloc_free(res);
|
|
} else if (op == OP_ADD) {
|
|
for (int n = 0; res && res[n].name; n++) {
|
|
int label = obj_settings_list_find_by_label0(list, res[n].label);
|
|
if (label < 0) {
|
|
obj_settings_list_insert_at(&list, -1, &res[n]);
|
|
} else {
|
|
// Prefer replacement semantics, instead of actually
|
|
// appending.
|
|
obj_setting_free(&list[label]);
|
|
list[label] = res[n];
|
|
}
|
|
}
|
|
talloc_free(res);
|
|
} else if (op == OP_TOGGLE) {
|
|
for (int n = 0; res && res[n].name; n++) {
|
|
int found = obj_settings_find_by_content(list, &res[n]);
|
|
if (found < 0) {
|
|
obj_settings_list_insert_at(&list, -1, &res[n]);
|
|
} else {
|
|
obj_settings_list_del_at(&list, found);
|
|
obj_setting_free(&res[n]);
|
|
}
|
|
}
|
|
talloc_free(res);
|
|
} else if (op == OP_DEL) {
|
|
for (int n = num_items - 1; n >= 0; n--) {
|
|
if (mark_del[n])
|
|
obj_settings_list_del_at(&list, n);
|
|
}
|
|
for (int n = 0; res && res[n].name; n++) {
|
|
int found = obj_settings_find_by_content(list, &res[n]);
|
|
if (found < 0) {
|
|
mp_warn(log, "Option %.*s: Item not found\n", BSTR_P(name));
|
|
} else {
|
|
obj_settings_list_del_at(&list, found);
|
|
}
|
|
}
|
|
free_obj_settings_list(&res);
|
|
} else {
|
|
assert(op == OP_NONE);
|
|
free_obj_settings_list(&list);
|
|
list = res;
|
|
}
|
|
VAL(dst) = list;
|
|
}
|
|
|
|
talloc_free(mark_del);
|
|
return 1;
|
|
}
|
|
|
|
static void append_param(char **res, char *param)
|
|
{
|
|
if (strspn(param, NAMECH) == strlen(param)) {
|
|
*res = talloc_strdup_append(*res, param);
|
|
} else {
|
|
// Simple escaping: %BYTECOUNT%STRING
|
|
*res = talloc_asprintf_append(*res, "%%%zd%%%s", strlen(param), param);
|
|
}
|
|
}
|
|
|
|
static char *print_obj_settings_list(const m_option_t *opt, const void *val)
|
|
{
|
|
m_obj_settings_t *list = VAL(val);
|
|
char *res = talloc_strdup(NULL, "");
|
|
for (int n = 0; list && list[n].name; n++) {
|
|
m_obj_settings_t *entry = &list[n];
|
|
if (n > 0)
|
|
res = talloc_strdup_append(res, ",");
|
|
// Assume labels and names don't need escaping
|
|
if (entry->label && entry->label[0])
|
|
res = talloc_asprintf_append(res, "@%s:", entry->label);
|
|
res = talloc_strdup_append(res, entry->name);
|
|
if (entry->attribs && entry->attribs[0]) {
|
|
res = talloc_strdup_append(res, "=");
|
|
for (int i = 0; entry->attribs[i * 2 + 0]; i++) {
|
|
if (i > 0)
|
|
res = talloc_strdup_append(res, ":");
|
|
append_param(&res, entry->attribs[i * 2 + 0]);
|
|
res = talloc_strdup_append(res, "=");
|
|
append_param(&res, entry->attribs[i * 2 + 1]);
|
|
}
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
const m_option_type_t m_option_type_obj_settings_list = {
|
|
.name = "Object settings list",
|
|
.size = sizeof(m_obj_settings_t *),
|
|
.flags = M_OPT_TYPE_DYNAMIC | M_OPT_TYPE_ALLOW_WILDCARD,
|
|
.parse = parse_obj_settings_list,
|
|
.print = print_obj_settings_list,
|
|
.copy = copy_obj_settings_list,
|
|
.free = free_obj_settings_list,
|
|
};
|