mirror of
https://github.com/mpv-player/mpv
synced 2024-12-22 23:02:37 +00:00
406241005e
Followup commit. Fixes all the files references.
126 lines
3.9 KiB
C
126 lines
3.9 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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#include <libavutil/common.h>
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#include "talloc.h"
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#include "mpvcore/bstr.h"
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#include "mpvcore/mp_common.h"
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char *mp_format_time(double time, bool fractions)
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{
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if (time == MP_NOPTS_VALUE)
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return talloc_strdup(NULL, "unknown");
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char sign[2] = {0};
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if (time < 0) {
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time = -time;
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sign[0] = '-';
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}
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long long int itime = time;
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long long int h, m, s;
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s = itime;
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h = s / 3600;
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s -= h * 3600;
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m = s / 60;
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s -= m * 60;
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char *res = talloc_asprintf(NULL, "%s%02lld:%02lld:%02lld", sign, h, m, s);
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if (fractions)
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res = talloc_asprintf_append(res, ".%03d",
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(int)((time - itime) * 1000));
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return res;
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}
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// Set rc to the union of rc and rc2
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void mp_rect_union(struct mp_rect *rc, const struct mp_rect *rc2)
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{
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rc->x0 = FFMIN(rc->x0, rc2->x0);
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rc->y0 = FFMIN(rc->y0, rc2->y0);
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rc->x1 = FFMAX(rc->x1, rc2->x1);
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rc->y1 = FFMAX(rc->y1, rc2->y1);
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}
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// Set rc to the intersection of rc and src.
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// Return false if the result is empty.
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bool mp_rect_intersection(struct mp_rect *rc, const struct mp_rect *rc2)
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{
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rc->x0 = FFMAX(rc->x0, rc2->x0);
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rc->y0 = FFMAX(rc->y0, rc2->y0);
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rc->x1 = FFMIN(rc->x1, rc2->x1);
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rc->y1 = FFMIN(rc->y1, rc2->y1);
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return rc->x1 > rc->x0 && rc->y1 > rc->y0;
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}
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// Encode the unicode codepoint as UTF-8, and append to the end of the
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// talloc'ed buffer.
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char *mp_append_utf8_buffer(char *buffer, uint32_t codepoint)
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{
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char data[8];
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uint8_t tmp;
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char *output = data;
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PUT_UTF8(codepoint, tmp, *output++ = tmp;);
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return talloc_strndup_append_buffer(buffer, data, output - data);
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}
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// Parse a C-style escape beginning at code, and append the result to *str
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// using talloc. The input string (*code) must point to the first character
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// after the initial '\', and after parsing *code is set to the first character
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// after the current escape.
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// On error, false is returned, and all input remains unchanged.
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bool mp_parse_escape(bstr *code, char **str)
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{
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if (code->len < 1)
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return false;
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char replace = 0;
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switch (code->start[0]) {
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case '"': replace = '"'; break;
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case '\\': replace = '\\'; break;
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case 'b': replace = '\b'; break;
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case 'f': replace = '\f'; break;
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case 'n': replace = '\n'; break;
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case 'r': replace = '\r'; break;
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case 't': replace = '\t'; break;
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case 'e': replace = '\x1b'; break;
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case '\'': replace = '\''; break;
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}
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if (replace) {
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*str = talloc_strndup_append_buffer(*str, &replace, 1);
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*code = bstr_cut(*code, 1);
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return true;
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}
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if (code->start[0] == 'x' && code->len >= 3) {
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bstr num = bstr_splice(*code, 1, 3);
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char c = bstrtoll(num, &num, 16);
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if (!num.len)
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return false;
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*str = talloc_strndup_append_buffer(*str, &c, 1);
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*code = bstr_cut(*code, 3);
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return true;
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}
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if (code->start[0] == 'u' && code->len >= 5) {
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bstr num = bstr_splice(*code, 1, 5);
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int c = bstrtoll(num, &num, 16);
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if (num.len)
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return false;
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*str = mp_append_utf8_buffer(*str, c);
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*code = bstr_cut(*code, 5);
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return true;
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}
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return false;
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}
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