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188 lines
7.1 KiB
188 lines
7.1 KiB
/*==LICENSE==* |
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CyanWorlds.com Engine - MMOG client, server and tools |
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Copyright (C) 2011 Cyan Worlds, Inc. |
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This program 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 3 of the License, or |
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(at your option) any later version. |
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This program 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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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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Additional permissions under GNU GPL version 3 section 7 |
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If you modify this Program, or any covered work, by linking or |
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combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK, |
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NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent |
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JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK |
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(or a modified version of those libraries), |
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containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA, |
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PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG |
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JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the |
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licensors of this Program grant you additional |
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permission to convey the resulting work. Corresponding Source for a |
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non-source form of such a combination shall include the source code for |
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the parts of OpenSSL and IJG JPEG Library used as well as that of the covered |
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work. |
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You can contact Cyan Worlds, Inc. by email legal@cyan.com |
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or by snail mail at: |
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Cyan Worlds, Inc. |
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14617 N Newport Hwy |
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Mead, WA 99021 |
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*==LICENSE==*/ |
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#include "plSrtFileReader.h" |
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#include "hsStream.h" |
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#include "../plStatusLog/plStatusLog.h" |
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#include "../pnUtils/pnUtils.h" |
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#include <regex> |
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static const std::regex speakerTextRegex("^((([\\w.]+(\\s\\w+)?):) )?(.*)"); |
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static const std::regex timingsRegex("^(\\d{2}):(\\d{2}):(\\d{2}),(\\d{3}) --> (\\d{2}):(\\d{2}):(\\d{2}),(\\d{3})$"); |
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bool plSrtFileReader::ReadFile() |
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{ |
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wchar path[MAX_PATH]; |
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StrPrintf(path, arrsize(path), L"sfx\\%S", fAudioFileName); |
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PathSetExtension(path, path, L".sub", arrsize(path)); |
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if (PathDoesFileExist(path)) { |
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// read sets of SRT data until end of file |
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hsUNIXStream srtFileStream; |
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// if file exists and was opened successfully |
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if (srtFileStream.Open(path, L"r")) { |
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plStatusLog::AddLineS("audio.log", "Successfully opened subtitle file {}", path); |
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uint32_t subtitleNumber = 0; |
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uint32_t subtitleStartTimeMs = 0; |
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uint32_t subtitleEndTimeMs = 0; |
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char line[4096]; |
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std::string speakerName; |
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std::string subtitleText; |
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std::cmatch matches; |
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for (unsigned int lnCounter = 0; !srtFileStream.AtEnd(); lnCounter++) { |
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if (lnCounter % 4 == 0 && srtFileStream.ReadLn(line)) { |
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subtitleNumber = std::stoul(line); |
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} else if (lnCounter % 4 == 1 && srtFileStream.ReadLn(line)) { |
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if (std::regex_match(line, matches, timingsRegex)) { |
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if (matches.size() < 9) { |
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// add error message and ensure this subtitle line won't be added to the entries |
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plStatusLog::AddLineS("audio.log", plStatusLog::kRed, " Subtitle timings '{}' are formatted incorrectly.", line); |
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subtitleNumber = 0; |
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} |
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else { |
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// matches[0] is the entire match, we don't do anything with it |
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// matches[1] is the first group -- the start hour number |
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subtitleStartTimeMs += std::stoul(matches[1].str()) * 3600000; |
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// matches[2] is the second group -- the start minute number |
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subtitleStartTimeMs += std::stoul(matches[2].str()) * 60000; |
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// matches[3] is the third group -- the start seconds number |
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subtitleStartTimeMs += std::stoul(matches[3].str()) * 1000; |
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// matches[4] is the fourth group -- the start milliseconds number |
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subtitleStartTimeMs += std::stoul(matches[4].str()); |
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// matches[5] is the fifth group -- the end hour number |
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subtitleEndTimeMs += std::stoul(matches[5].str()) * 3600000; |
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// matches[6] is the sixth group -- the end minute number |
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subtitleEndTimeMs += std::stoul(matches[6].str()) * 60000; |
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// matches[7] is the seventh group -- the end seconds number |
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subtitleEndTimeMs += std::stoul(matches[7].str()) * 1000; |
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// matches[8] is the eighth group -- the end milliseconds number |
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subtitleEndTimeMs += std::stoul(matches[8].str()); |
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} |
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} |
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} else if (lnCounter % 4 == 2 && srtFileStream.ReadLn(line)) { |
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if (std::regex_match(line, matches, speakerTextRegex)) { |
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if (matches.size() < 5) { |
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// add error message and ensure this subtitle line won't be added to the entries |
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plStatusLog::AddLineS("audio.log", plStatusLog::kRed, " Subtitle text and/or speaker name '{}' are formatted incorrectly.", line); |
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subtitleNumber = 0; |
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} |
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else { |
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// matches[0] is the entire match, we don't do anything with it |
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// matches[2] is the second group (the optional subtitle speaker with colon but no space at the end) |
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speakerName = matches[2]; |
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// matches[5] is the fourth group (the subtitle text) |
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subtitleText = matches[5]; |
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} |
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} |
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} else if (lnCounter % 4 == 3 && subtitleNumber > 0 && subtitleStartTimeMs >= 0 && subtitleEndTimeMs >= 0 && !subtitleText.empty()) { |
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// entry is complete, add to the queue and reset our temp variables |
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if (!speakerName.empty()) |
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fEntries.emplace_back(plSrtEntry(subtitleNumber, subtitleStartTimeMs, subtitleEndTimeMs, std::move(subtitleText), std::move(speakerName))); |
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else |
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fEntries.emplace_back(plSrtEntry(subtitleNumber, subtitleStartTimeMs, subtitleEndTimeMs, std::move(subtitleText))); |
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subtitleNumber = 0; |
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subtitleStartTimeMs = 0; |
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subtitleEndTimeMs = 0; |
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subtitleText.clear(); |
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speakerName.clear(); |
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} |
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} |
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if (subtitleNumber > 0 && subtitleStartTimeMs >= 0 && subtitleEndTimeMs >= 0 && !subtitleText.empty()) { |
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// enqueue the last subtitle from the file if we didn't have an extra blank line at the end |
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if (!speakerName.empty()) |
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fEntries.emplace_back(plSrtEntry(subtitleNumber, subtitleStartTimeMs, subtitleEndTimeMs, std::move(subtitleText), std::move(speakerName))); |
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else |
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fEntries.emplace_back(plSrtEntry(subtitleNumber, subtitleStartTimeMs, subtitleEndTimeMs, std::move(subtitleText))); |
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} |
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return true; |
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} |
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} |
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return false; |
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} |
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void plSrtFileReader::AdvanceToTime(uint32_t timeMs) |
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{ |
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while (fCurrentEntryIndex < fEntries.size() && fEntries.at(fCurrentEntryIndex).GetEndTimeMs() <= timeMs) { |
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fCurrentEntryIndex++; |
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} |
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} |
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plSrtEntry* plSrtFileReader::GetNextEntryStartingBeforeTime(uint32_t timeMs) |
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{ |
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if (fCurrentEntryIndex < fEntries.size()) { |
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plSrtEntry& nextEntry = fEntries.at(fCurrentEntryIndex); |
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if (nextEntry.GetStartTimeMs() <= timeMs) { |
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fCurrentEntryIndex++; |
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return &nextEntry; |
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} |
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} |
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return nullptr; |
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} |
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plSrtEntry* plSrtFileReader::GetNextEntryEndingBeforeTime(uint32_t timeMs) |
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{ |
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if (fCurrentEntryIndex < fEntries.size()) { |
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plSrtEntry& nextEntry = fEntries.at(fCurrentEntryIndex); |
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if (nextEntry.GetEndTimeMs() <= timeMs) { |
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fCurrentEntryIndex++; |
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return &nextEntry; |
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} |
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} |
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return nullptr; |
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} |