d5aae26d83
100 no-op non-amend commits on a subtitle file with 6689 dialogue lines, with the undo limit set to 100: Without flyweight: No video open: Initial memory usage: 30.6 MB Final memory usage: 498.0 MB Elapsed time: 6.3 seconds Video open, using libass: Initial memory usage: 54.3 MB Final memory usage: 653.3 MB Elapsed time: 23.7 seconds With flyweight: No video open: Initial memory usage: 26.0 MB Final memory usage: 104.5 MB Elapsed time: 3.0 seconds Video open, using libass: Initial memory usage: 46.7 MB Final memory usage: 251.8 MB Elapsed time: 13.0 seconds No video open: Memory usage: -79% Time: -52% Video open: Memory usage: -61.5% Time: -45% 100 no-op amend commits on a line in the middle of a subtitle file with 6689 dialogue lines, with video open: Without flyweight: Initial memory usage: 48.2 MB Final memory usage: 182.3 MB Elapsed time: 22.3 seconds With flyweight: Initial memory usage: 39.8 MB Final memory usage: 165.8 MB Elapsed time: 13.8 seconds Note: The large jump in memory usage here is due to that the benchmark is blocking the main thread, so at the end there are ~100 video frames waiting to be displayed.
83 lines
3 KiB
C++
83 lines
3 KiB
C++
// Copyright (c) 2007, 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 subtitle_format_encore.cpp
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/// @brief Reading/writing Adobe Encore subtitle format
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/// @ingroup subtitle_io
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///
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#include "config.h"
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#include "subtitle_format_encore.h"
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#include "ass_dialogue.h"
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#include "ass_file.h"
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#include "text_file_writer.h"
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#include <libaegisub/of_type_adaptor.h>
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EncoreSubtitleFormat::EncoreSubtitleFormat()
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: SubtitleFormat("Adobe Encore")
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{
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}
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wxArrayString EncoreSubtitleFormat::GetWriteWildcards() const {
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wxArrayString formats;
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formats.Add("encore.txt");
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return formats;
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}
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bool EncoreSubtitleFormat::CanWriteFile(wxString const& filename) const {
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return filename.EndsWith(".encore.txt");
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}
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void EncoreSubtitleFormat::WriteFile(const AssFile *src, wxString const& filename, wxString const&) const {
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agi::vfr::Framerate fps = AskForFPS(false, true);
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if (!fps.IsLoaded()) return;
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// Convert to encore
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AssFile copy(*src);
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copy.Sort();
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StripComments(copy);
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RecombineOverlaps(copy);
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MergeIdentical(copy);
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StripTags(copy);
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ConvertNewlines(copy, "\r\n");
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// Encode wants ; for NTSC and : for PAL
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// The manual suggests no other frame rates are supported
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char sep = fps.NeedsDropFrames() ? ';' : ':';
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SmpteFormatter ft(fps, sep);
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// Write lines
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int i = 0;
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TextFileWriter file(filename, "UTF-8");
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for (auto current : copy.Line | agi::of_type<AssDialogue>())
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file.WriteLineToFile(wxString::Format("%i %s %s %s", ++i, ft.ToSMPTE(current->Start), ft.ToSMPTE(current->End), current->Text.get()));
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}
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