152 lines
4.6 KiB
C++
152 lines
4.6 KiB
C++
// Copyright (c) 2007, Alysson Souza e Silva
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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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// -----------------------------------------------------------------------------
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//
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// AEGISUB
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//
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// Website: http://aegisub.cellosoft.com
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// Contact: mailto:zeratul@cellosoft.com
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//
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///////////
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// Headers
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#include <wx/msgdlg.h>
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#include "video_context.h"
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#include "keyframe.h"
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#include "text_file_reader.h"
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#include "text_file_writer.h"
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#include "options.h"
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#include "vfr.h"
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//////////////////
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// Load Keyframes
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void KeyFrameFile::Load(wxString filename) {
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// Load
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try {
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// Open file
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wxArrayInt keyFrames;
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keyFrames.Empty();
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TextFileReader file(filename,_T("ASCII"));
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wxString cur = file.ReadLineFromFile();
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// Detect type
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if (cur == _T("# keyframe format v1")) { OpenAegiKeyFrames(file, keyFrames); }
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else if (cur.StartsWith(_T("# XviD 2pass stat file"))) { OpenXviDKeyFrames(file, keyFrames); }
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else { throw(_T("Invalid keyframes file.")); }
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// Set keyframes
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VideoContext::Get()->SetOverKeyFrames(keyFrames);
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VideoContext::Get()->SetKeyFramesName(filename);
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// Add to recent
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Options.AddToRecentList(filename,_T("Recent keyframes"));
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}
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// Fail
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catch (const wchar_t *error) {
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wxString err(error);
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wxMessageBox(err, _T("Error opening keyframes file"), wxOK | wxICON_ERROR, NULL);
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}
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catch (...) {
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wxMessageBox(_T("Unknown error"), _T("Error opening keyframes file"), wxOK | wxICON_ERROR, NULL);
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}
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}
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//////////////////
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// Save Keyframes
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void KeyFrameFile::Save(wxString filename) {
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// Get keyframes
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wxArrayInt keyFrames = VideoContext::Get()->GetKeyFrames();
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// Write header
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TextFileWriter file(filename,_T("ASCII"));
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file.WriteLineToFile(_T("# keyframe format v1"));
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file.WriteLineToFile(wxString::Format(_T("fps %f"),VideoContext::Get()->GetFPS()));
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// Write keyframes
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for (unsigned int i=0;i<keyFrames.Count();i++) {
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file.WriteLineToFile(wxString::Format(_T("%i"),keyFrames[i]));
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}
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// Add to recent
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Options.AddToRecentList(filename,_T("Recent keyframes"));
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}
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//////////////////////////
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// Aegisub keyframes file
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void KeyFrameFile::OpenAegiKeyFrames(TextFileReader& file, wxArrayInt& keyFrames)
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{
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double fps;
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wxString cur = file.ReadLineFromFile();
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// Read header
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if (cur.Left(4) != _T("fps ")) throw _T("Invalid keyframes file, missing FPS.");
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cur = cur.Mid(4);
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cur.ToDouble(&fps);
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if (fps == 0.0) throw _T("Invalid FPS.");
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// Set FPS
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if (!VideoContext::Get()->IsLoaded()) {
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VideoContext::Get()->SetFPS(fps);
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VFR_Input.SetCFR(fps);
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if (!VFR_Output.IsLoaded()) VFR_Output.SetCFR(fps);
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}
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// Read lines
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while (file.HasMoreLines()) {
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cur = file.ReadLineFromFile();
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if (!cur.IsEmpty() && !cur.StartsWith(_T("#")) && cur.IsNumber()) {
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long temp;
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cur.ToLong(&temp);
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keyFrames.Add(temp);
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}
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}
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}
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///////////////////
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// XviD stats file
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void KeyFrameFile::OpenXviDKeyFrames(TextFileReader& file, wxArrayInt& keyFrames)
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{
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wxString cur = file.ReadLineFromFile();
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int count = 0;
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// Read lines
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while (file.HasMoreLines()) {
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if (cur.StartsWith(_T("i"))) {
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keyFrames.Add(count);
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count++;
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}
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else if (cur.StartsWith(_T("p")) || cur.StartsWith(_T("b"))) {
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count++;
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}
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cur = file.ReadLineFromFile();
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}
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}
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