diff options
Diffstat (limited to 'libass/ass_utils.c')
| -rw-r--r-- | libass/ass_utils.c | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/libass/ass_utils.c b/libass/ass_utils.c deleted file mode 100644 index 59fdbdfb94..0000000000 --- a/libass/ass_utils.c +++ /dev/null @@ -1,207 +0,0 @@ -/* - * Copyright (C) 2006 Evgeniy Stepanov <eugeni.stepanov@gmail.com> - * - * This file is part of libass. - * - * libass is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * libass is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with libass; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include "config.h" - -#include <stdlib.h> -#include <stdio.h> -#include <inttypes.h> -#include <ft2build.h> -#include FT_GLYPH_H - -#include "ass_library.h" -#include "ass.h" -#include "ass_utils.h" - -int mystrtoi(char **p, int *res) -{ - double temp_res; - char *start = *p; - temp_res = ass_strtod(*p, p); - *res = (int) (temp_res + (temp_res > 0 ? 0.5 : -0.5)); - if (*p != start) - return 1; - else - return 0; -} - -int mystrtoll(char **p, long long *res) -{ - double temp_res; - char *start = *p; - temp_res = ass_strtod(*p, p); - *res = (int) (temp_res + (temp_res > 0 ? 0.5 : -0.5)); - if (*p != start) - return 1; - else - return 0; -} - -int mystrtou32(char **p, int base, uint32_t *res) -{ - char *start = *p; - *res = strtoll(*p, p, base); - if (*p != start) - return 1; - else - return 0; -} - -int mystrtod(char **p, double *res) -{ - char *start = *p; - *res = ass_strtod(*p, p); - if (*p != start) - return 1; - else - return 0; -} - -int strtocolor(ASS_Library *library, char **q, uint32_t *res, int hex) -{ - uint32_t color = 0; - int result; - char *p = *q; - int base = hex ? 16 : 10; - - if (*p == '&') - ++p; - else - ass_msg(library, MSGL_DBG2, "suspicious color format: \"%s\"\n", p); - - if (*p == 'H' || *p == 'h') { - ++p; - result = mystrtou32(&p, 16, &color); - } else { - result = mystrtou32(&p, base, &color); - } - - { - unsigned char *tmp = (unsigned char *) (&color); - unsigned char b; - b = tmp[0]; - tmp[0] = tmp[3]; - tmp[3] = b; - b = tmp[1]; - tmp[1] = tmp[2]; - tmp[2] = b; - } - if (*p == '&') - ++p; - *q = p; - - *res = color; - return result; -} - -// Return a boolean value for a string -char parse_bool(char *str) -{ - while (*str == ' ' || *str == '\t') - str++; - if (!strncasecmp(str, "yes", 3)) - return 1; - else if (strtol(str, NULL, 10) > 0) - return 1; - return 0; -} - -void ass_msg(ASS_Library *priv, int lvl, char *fmt, ...) -{ - va_list va; - va_start(va, fmt); - priv->msg_callback(lvl, fmt, va, priv->msg_callback_data); - va_end(va); -} - -unsigned ass_utf8_get_char(char **str) -{ - uint8_t *strp = (uint8_t *) * str; - unsigned c = *strp++; - unsigned mask = 0x80; - int len = -1; - while (c & mask) { - mask >>= 1; - len++; - } - if (len <= 0 || len > 4) - goto no_utf8; - c &= mask - 1; - while ((*strp & 0xc0) == 0x80) { - if (len-- <= 0) - goto no_utf8; - c = (c << 6) | (*strp++ & 0x3f); - } - if (len) - goto no_utf8; - *str = (char *) strp; - return c; - - no_utf8: - strp = (uint8_t *) * str; - c = *strp++; - *str = (char *) strp; - return c; -} - -#ifdef CONFIG_ENCA -void *ass_guess_buffer_cp(ASS_Library *library, unsigned char *buffer, - int buflen, char *preferred_language, - char *fallback) -{ - const char **languages; - size_t langcnt; - EncaAnalyser analyser; - EncaEncoding encoding; - char *detected_sub_cp = NULL; - int i; - - languages = enca_get_languages(&langcnt); - ass_msg(library, MSGL_V, "ENCA supported languages"); - for (i = 0; i < langcnt; i++) { - ass_msg(library, MSGL_V, "lang %s", languages[i]); - } - - for (i = 0; i < langcnt; i++) { - const char *tmp; - - if (strcasecmp(languages[i], preferred_language) != 0) - continue; - analyser = enca_analyser_alloc(languages[i]); - encoding = enca_analyse_const(analyser, buffer, buflen); - tmp = enca_charset_name(encoding.charset, ENCA_NAME_STYLE_ICONV); - if (tmp && encoding.charset != ENCA_CS_UNKNOWN) { - detected_sub_cp = strdup(tmp); - ass_msg(library, MSGL_INFO, "ENCA detected charset: %s", tmp); - } - enca_analyser_free(analyser); - } - - free(languages); - - if (!detected_sub_cp) { - detected_sub_cp = strdup(fallback); - ass_msg(library, MSGL_INFO, - "ENCA detection failed: fallback to %s", fallback); - } - - return detected_sub_cp; -} -#endif |