diff options
Diffstat (limited to 'mpvcore/mp_common.c')
-rw-r--r-- | mpvcore/mp_common.c | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/mpvcore/mp_common.c b/mpvcore/mp_common.c deleted file mode 100644 index d4947f442f..0000000000 --- a/mpvcore/mp_common.c +++ /dev/null @@ -1,163 +0,0 @@ -/* - * This file is part of MPlayer. - * - * MPlayer 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. - * - * MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include <libavutil/common.h> - -#include "talloc.h" -#include "mpvcore/bstr.h" -#include "mpvcore/mp_common.h" - -#define appendf(ptr, ...) \ - do {(*(ptr)) = talloc_asprintf_append_buffer(*(ptr), __VA_ARGS__);} while(0) - -// Return a talloc'ed string formatted according to the format string in fmt. -// On error, return NULL. -// Valid formats: -// %H, %h: hour (%H is padded with 0 to two digits) -// %M: minutes from 00-59 (hours are subtracted) -// %m: total minutes (includes hours, unlike %M) -// %S: seconds from 00-59 (minutes and hours are subtracted) -// %s: total seconds (includes hours and minutes) -// %f: like %s, but as float -// %T: milliseconds (000-999) -char *mp_format_time_fmt(const char *fmt, double time) -{ - if (time == MP_NOPTS_VALUE) - return talloc_strdup(NULL, "unknown"); - char *sign = time < 0 ? "-" : ""; - time = time < 0 ? -time : time; - long long int itime = time; - long long int h, m, tm, s; - int ms; - s = itime; - tm = s / 60; - h = s / 3600; - s -= h * 3600; - m = s / 60; - s -= m * 60; - ms = (time - itime) * 1000; - char *res = talloc_strdup(NULL, ""); - while (*fmt) { - if (fmt[0] == '%') { - fmt++; - switch (fmt[0]) { - case 'h': appendf(&res, "%s%lld", sign, h); break; - case 'H': appendf(&res, "%s%02lld", sign, h); break; - case 'm': appendf(&res, "%s%lld", sign, tm); break; - case 'M': appendf(&res, "%02lld", m); break; - case 's': appendf(&res, "%s%lld", sign, itime); break; - case 'S': appendf(&res, "%02lld", s); break; - case 'T': appendf(&res, "%03d", ms); break; - case '%': appendf(&res, "%s", "%"); break; - default: goto error; - } - fmt++; - } else { - appendf(&res, "%c", *fmt); - fmt++; - } - } - return res; -error: - talloc_free(res); - return NULL; -} - -char *mp_format_time(double time, bool fractions) -{ - return mp_format_time_fmt(fractions ? "%H:%M:%S.%T" : "%H:%M:%S", time); -} - -// Set rc to the union of rc and rc2 -void mp_rect_union(struct mp_rect *rc, const struct mp_rect *rc2) -{ - rc->x0 = FFMIN(rc->x0, rc2->x0); - rc->y0 = FFMIN(rc->y0, rc2->y0); - rc->x1 = FFMAX(rc->x1, rc2->x1); - rc->y1 = FFMAX(rc->y1, rc2->y1); -} - -// Set rc to the intersection of rc and src. -// Return false if the result is empty. -bool mp_rect_intersection(struct mp_rect *rc, const struct mp_rect *rc2) -{ - rc->x0 = FFMAX(rc->x0, rc2->x0); - rc->y0 = FFMAX(rc->y0, rc2->y0); - rc->x1 = FFMIN(rc->x1, rc2->x1); - rc->y1 = FFMIN(rc->y1, rc2->y1); - - return rc->x1 > rc->x0 && rc->y1 > rc->y0; -} - -// Encode the unicode codepoint as UTF-8, and append to the end of the -// talloc'ed buffer. -char *mp_append_utf8_buffer(char *buffer, uint32_t codepoint) -{ - char data[8]; - uint8_t tmp; - char *output = data; - PUT_UTF8(codepoint, tmp, *output++ = tmp;); - return talloc_strndup_append_buffer(buffer, data, output - data); -} - -// Parse a C-style escape beginning at code, and append the result to *str -// using talloc. The input string (*code) must point to the first character -// after the initial '\', and after parsing *code is set to the first character -// after the current escape. -// On error, false is returned, and all input remains unchanged. -bool mp_parse_escape(bstr *code, char **str) -{ - if (code->len < 1) - return false; - char replace = 0; - switch (code->start[0]) { - case '"': replace = '"'; break; - case '\\': replace = '\\'; break; - case 'b': replace = '\b'; break; - case 'f': replace = '\f'; break; - case 'n': replace = '\n'; break; - case 'r': replace = '\r'; break; - case 't': replace = '\t'; break; - case 'e': replace = '\x1b'; break; - case '\'': replace = '\''; break; - } - if (replace) { - *str = talloc_strndup_append_buffer(*str, &replace, 1); - *code = bstr_cut(*code, 1); - return true; - } - if (code->start[0] == 'x' && code->len >= 3) { - bstr num = bstr_splice(*code, 1, 3); - char c = bstrtoll(num, &num, 16); - if (!num.len) - return false; - *str = talloc_strndup_append_buffer(*str, &c, 1); - *code = bstr_cut(*code, 3); - return true; - } - if (code->start[0] == 'u' && code->len >= 5) { - bstr num = bstr_splice(*code, 1, 5); - int c = bstrtoll(num, &num, 16); - if (num.len) - return false; - *str = mp_append_utf8_buffer(*str, c); - *code = bstr_cut(*code, 5); - return true; - } - return false; -} |