mirror of
https://github.com/mpv-player/mpv
synced 2024-12-25 00:02:13 +00:00
74b66862d7
Allow negative times. Timestamps can be negative, and we actually display negative time for other reasons too, such as when waiting for the old audio to drain with gapless audio.) Avoid overflows with relatively large time values. (We still don't handle values too large for int64_t.)
67 lines
2.0 KiB
C
67 lines
2.0 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 "core/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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int64_t 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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