125 lines
3.9 KiB
C++
125 lines
3.9 KiB
C++
// Copyright (c) 2005, Rodrigo Braz Monteiro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// Aegisub Project http://www.aegisub.org/
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/// @file ass_time.cpp
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/// @brief Class for managing timestamps in subtitles
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/// @ingroup subs_storage
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///
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#include "config.h"
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#include "ass_time.h"
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#ifndef AGI_PRE
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#include <algorithm>
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#include <cmath>
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#include <wx/tokenzr.h>
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#endif
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#include "utils.h"
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AssTime::AssTime(int time) : time(mid(0, time, 10 * 60 * 60 * 1000 - 1)) { }
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AssTime::AssTime(wxString const& text)
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: time(0)
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{
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size_t pos = 0, end = 0;
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int colons = text.Freq(':');
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// Set start so that there are only two colons at most
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for (; colons > 2; --colons) pos = text.find(':', pos) + 1;
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// Hours
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if (colons == 2) {
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while (text[end++] != ':') { }
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time += AegiStringToInt(text, pos, end) * 60 * 60 * 1000;
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pos = end;
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}
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// Minutes
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if (colons >= 1) {
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while (text[end++] != ':') { }
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time += AegiStringToInt(text, pos, end) * 60 * 1000;
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}
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// Milliseconds (includes seconds)
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time += AegiStringToFix(text, 3, end, text.size());
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// Limit to the valid range
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time = mid(0, time, 10 * 60 * 60 * 1000 - 1);
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}
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wxString AssTime::GetAssFormated(bool msPrecision) const {
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wxChar ret[] = {
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'0' + GetTimeHours(),
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':',
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'0' + (time % (60 * 60 * 1000)) / (60 * 1000 * 10),
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'0' + (time % (10 * 60 * 1000)) / (60 * 1000),
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':',
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'0' + (time % (60 * 1000)) / (1000 * 10),
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'0' + (time % (10 * 1000)) / 1000,
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'.',
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'0' + (time % 1000) / 100,
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'0' + (time % 100) / 10,
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'0' + time % 10
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};
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return wxString(ret, msPrecision ? 11 : 10);
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}
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int AssTime::GetTimeHours() const { return time / 3600000; }
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int AssTime::GetTimeMinutes() const { return (time % 3600000) / 60000; }
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int AssTime::GetTimeSeconds() const { return (time % 60000) / 1000; }
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int AssTime::GetTimeMiliseconds() const { return (time % 1000); }
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int AssTime::GetTimeCentiseconds() const { return (time % 1000) / 10; }
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SmpteFormatter::SmpteFormatter(agi::vfr::Framerate fps, char sep)
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: fps(fps)
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, sep(sep)
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{
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}
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wxString SmpteFormatter::ToSMPTE(AssTime time) const {
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int h=0, m=0, s=0, f=0;
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fps.SmpteAtTime(time, &h, &m, &s, &f);
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return wxString::Format("%02d%c%02d%c%02d%c%02d", h, sep, m, sep, s, sep, f);
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}
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AssTime SmpteFormatter::FromSMPTE(wxString const& str) const {
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long h, m, s, f;
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wxArrayString toks = wxStringTokenize(str, sep);
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if (toks.size() != 4) return 0;
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toks[0].ToLong(&h);
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toks[1].ToLong(&m);
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toks[2].ToLong(&s);
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toks[3].ToLong(&f);
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return fps.TimeAtSmpte(h, m, s, f);
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}
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