Aegisub/aegisub/src/dialog_timing_processor.cpp

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// Copyright (c) 2006, Rodrigo Braz Monteiro
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// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// * Neither the name of the Aegisub Group nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Aegisub Project http://www.aegisub.org/
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//
// $Id$
/// @file dialog_timing_processor.cpp
/// @brief Timing Post-processor dialogue box and logic
/// @ingroup tools_ui
///
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#include "config.h"
#ifndef AGI_PRE
#include <algorithm>
#include <inttypes.h>
#include <wx/msgdlg.h>
#include <wx/stattext.h>
#endif
#include "ass_dialogue.h"
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#include "ass_file.h"
#include "ass_time.h"
#include "dialog_timing_processor.h"
#include "help_button.h"
#include "include/aegisub/context.h"
#include "libresrc/libresrc.h"
#include "main.h"
#include "selection_controller.h"
#include "utils.h"
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#include "validators.h"
#include "video_context.h"
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/// Window IDs
enum {
CHECK_ENABLE_LEADIN = 1850,
CHECK_ENABLE_LEADOUT,
CHECK_ENABLE_KEYFRAME,
CHECK_ENABLE_ADJASCENT,
BUTTON_SELECT_ALL,
BUTTON_SELECT_NONE,
TIMING_STYLE_LIST
};
DialogTimingProcessor::DialogTimingProcessor(agi::Context *c)
: wxDialog(c->parent,-1,_("Timing Post-Processor"),wxDefaultPosition,wxSize(400,250),wxDEFAULT_DIALOG_STYLE)
, c(c)
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{
SetIcon(BitmapToIcon(GETIMAGE(timing_processor_toolbutton_24)));
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// Set variables
wxString leadInTime(wxString::Format("%" PRId64, OPT_GET("Audio/Lead/IN")->GetInt()));
wxString leadOutTime(wxString::Format("%" PRId64, OPT_GET("Audio/Lead/OUT")->GetInt()));
wxString thresStartBefore(wxString::Format("%" PRId64, OPT_GET("Tool/Timing Post Processor/Threshold/Key Start Before")->GetInt()));
wxString thresStartAfter(wxString::Format("%" PRId64, OPT_GET("Tool/Timing Post Processor/Threshold/Key Start After")->GetInt()));
wxString thresEndBefore(wxString::Format("%" PRId64, OPT_GET("Tool/Timing Post Processor/Threshold/Key End Before")->GetInt()));
wxString thresEndAfter(wxString::Format("%" PRId64, OPT_GET("Tool/Timing Post Processor/Threshold/Key End After")->GetInt()));
wxString adjsThresTime(wxString::Format("%" PRId64, OPT_GET("Tool/Timing Post Processor/Threshold/Adjacent")->GetInt()));
// Styles box
wxSizer *LeftSizer = new wxStaticBoxSizer(wxVERTICAL,this,_("Apply to styles"));
wxArrayString styles = c->ass->GetStyles();
StyleList = new wxCheckListBox(this,TIMING_STYLE_LIST,wxDefaultPosition,wxSize(150,150),styles);
StyleList->SetToolTip(_("Select styles to process. Unchecked ones will be ignored."));
wxButton *all = new wxButton(this,BUTTON_SELECT_ALL,_("All"));
all->SetToolTip(_("Select all styles."));
wxButton *none = new wxButton(this,BUTTON_SELECT_NONE,_("None"));
none->SetToolTip(_("Deselect all styles."));
// Options box
wxSizer *optionsSizer = new wxStaticBoxSizer(wxHORIZONTAL,this,_("Options"));
onlySelection = new wxCheckBox(this,-1,_("Affect selection only"));
onlySelection->SetValue(OPT_GET("Tool/Timing Post Processor/Only Selection")->GetBool());
optionsSizer->Add(onlySelection,1,wxALL,0);
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// Lead-in/out box
wxSizer *LeadSizer = new wxStaticBoxSizer(wxHORIZONTAL,this,_("Lead-in/Lead-out"));
hasLeadIn = new wxCheckBox(this,CHECK_ENABLE_LEADIN,_("Add lead in:"));
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hasLeadIn->SetToolTip(_("Enable adding of lead-ins to lines."));
hasLeadIn->SetValue(OPT_GET("Tool/Timing Post Processor/Enable/Lead/IN")->GetBool());
leadIn = new wxTextCtrl(this,-1,"",wxDefaultPosition,wxSize(80,-1),0,NumValidator(leadInTime));
leadIn->SetToolTip(_("Lead in to be added, in milliseconds."));
hasLeadOut = new wxCheckBox(this,CHECK_ENABLE_LEADOUT,_("Add lead out:"));
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hasLeadOut->SetToolTip(_("Enable adding of lead-outs to lines."));
hasLeadOut->SetValue(OPT_GET("Tool/Timing Post Processor/Enable/Lead/OUT")->GetBool());
leadOut = new wxTextCtrl(this,-1,"",wxDefaultPosition,wxSize(80,-1),0,NumValidator(leadOutTime));
leadOut->SetToolTip(_("Lead out to be added, in milliseconds."));
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LeadSizer->Add(hasLeadIn,0,wxRIGHT|wxEXPAND,5);
LeadSizer->Add(leadIn,0,wxRIGHT|wxEXPAND,5);
LeadSizer->Add(hasLeadOut,0,wxRIGHT|wxEXPAND,5);
LeadSizer->Add(leadOut,0,wxRIGHT|wxEXPAND,0);
LeadSizer->AddStretchSpacer(1);
// Adjacent subs sizer
wxSizer *AdjacentSizer = new wxStaticBoxSizer(wxHORIZONTAL,this,_("Make adjacent subtitles continuous"));
adjsEnable = new wxCheckBox(this,CHECK_ENABLE_ADJASCENT,_("Enable"));
adjsEnable->SetToolTip(_("Enable snapping of subtitles together if they are within a certain distance of each other."));
adjsEnable->SetValue(OPT_GET("Tool/Timing Post Processor/Enable/Adjacent")->GetBool());
wxStaticText *adjsThresText = new wxStaticText(this,-1,_("Threshold:"),wxDefaultPosition,wxDefaultSize,wxALIGN_CENTRE);
adjacentThres = new wxTextCtrl(this,-1,"",wxDefaultPosition,wxSize(60,-1),0,NumValidator(adjsThresTime));
adjacentThres->SetToolTip(_("Maximum difference between start and end time for two subtitles to be made continuous, in milliseconds."));
adjacentBias = new wxSlider(this,-1,mid(0,int(OPT_GET("Tool/Timing Post Processor/Adjacent Bias")->GetDouble()*100),100),0,100,wxDefaultPosition,wxSize(-1,20));
adjacentBias->SetToolTip(_("Sets how to set the adjoining of lines. If set totally to left, it will extend start time of the second line; if totally to right, it will extend the end time of the first line."));
AdjacentSizer->Add(adjsEnable,0,wxRIGHT|wxEXPAND,10);
AdjacentSizer->Add(adjsThresText,0,wxRIGHT|wxALIGN_CENTER,5);
AdjacentSizer->Add(adjacentThres,0,wxRIGHT|wxEXPAND,5);
AdjacentSizer->Add(new wxStaticText(this,-1,_("Bias: Start <- "),wxDefaultPosition,wxDefaultSize,wxALIGN_CENTRE),0,wxALIGN_CENTER,0);
AdjacentSizer->Add(adjacentBias,1,wxEXPAND,0);
AdjacentSizer->Add(new wxStaticText(this,-1,_(" -> End"),wxDefaultPosition,wxDefaultSize,wxALIGN_CENTRE),0,wxALIGN_CENTER,0);
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// Keyframes sizer
KeyframesSizer = new wxStaticBoxSizer(wxHORIZONTAL,this,_("Keyframe snapping"));
wxSizer *KeyframesFlexSizer = new wxFlexGridSizer(2,5,5,0);
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keysEnable = new wxCheckBox(this,CHECK_ENABLE_KEYFRAME,_("Enable"));
keysEnable->SetToolTip(_("Enable snapping of subtitles to nearest keyframe, if distance is within threshold."));
keysEnable->SetValue(OPT_GET("Tool/Timing Post Processor/Enable/Keyframe")->GetBool());
wxStaticText *textStartBefore = new wxStaticText(this,-1,_("Starts before thres.:"),wxDefaultPosition,wxDefaultSize,wxALIGN_CENTRE);
keysStartBefore = new wxTextCtrl(this,-1,"",wxDefaultPosition,wxSize(60,-1),0,NumValidator(thresStartBefore));
keysStartBefore->SetToolTip(_("Threshold for 'before start' distance, that is, how many frames a subtitle must start before a keyframe to snap to it."));
wxStaticText *textStartAfter = new wxStaticText(this,-1,_("Starts after thres.:"),wxDefaultPosition,wxDefaultSize,wxALIGN_CENTRE);
keysStartAfter = new wxTextCtrl(this,-1,"",wxDefaultPosition,wxSize(60,-1),0,NumValidator(thresStartAfter));
keysStartAfter->SetToolTip(_("Threshold for 'after start' distance, that is, how many frames a subtitle must start after a keyframe to snap to it."));
wxStaticText *textEndBefore = new wxStaticText(this,-1,_("Ends before thres.:"),wxDefaultPosition,wxDefaultSize,wxALIGN_CENTRE);
keysEndBefore = new wxTextCtrl(this,-1,"",wxDefaultPosition,wxSize(60,-1),0,NumValidator(thresEndBefore));
keysEndBefore->SetToolTip(_("Threshold for 'before end' distance, that is, how many frames a subtitle must end before a keyframe to snap to it."));
wxStaticText *textEndAfter = new wxStaticText(this,-1,_("Ends after thres.:"),wxDefaultPosition,wxDefaultSize,wxALIGN_CENTRE);
keysEndAfter = new wxTextCtrl(this,-1,"",wxDefaultPosition,wxSize(60,-1),0,NumValidator(thresEndAfter));
keysEndAfter->SetToolTip(_("Threshold for 'after end' distance, that is, how many frames a subtitle must end after a keyframe to snap to it."));
KeyframesFlexSizer->Add(keysEnable,0,wxRIGHT|wxEXPAND,10);
KeyframesFlexSizer->Add(textStartBefore,0,wxRIGHT|wxALIGN_CENTER,5);
KeyframesFlexSizer->Add(keysStartBefore,0,wxRIGHT|wxEXPAND,5);
KeyframesFlexSizer->Add(textStartAfter,0,wxRIGHT|wxALIGN_CENTER,5);
KeyframesFlexSizer->Add(keysStartAfter,0,wxRIGHT|wxEXPAND,0);
KeyframesFlexSizer->AddStretchSpacer(1);
KeyframesFlexSizer->Add(textEndBefore,0,wxRIGHT|wxALIGN_CENTER,5);
KeyframesFlexSizer->Add(keysEndBefore,0,wxRIGHT|wxEXPAND,5);
KeyframesFlexSizer->Add(textEndAfter,0,wxRIGHT|wxALIGN_CENTER,5);
KeyframesFlexSizer->Add(keysEndAfter,0,wxRIGHT|wxEXPAND,0);
KeyframesSizer->Add(KeyframesFlexSizer,0,wxEXPAND);
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KeyframesSizer->AddStretchSpacer(1);
// Button sizer
wxStdDialogButtonSizer *ButtonSizer = new wxStdDialogButtonSizer();
ApplyButton = new wxButton(this,wxID_OK);
ButtonSizer->AddButton(ApplyButton);
ButtonSizer->AddButton(new wxButton(this,wxID_CANCEL));
ButtonSizer->AddButton(new HelpButton(this,"Timing Processor"));
ButtonSizer->Realize();
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// Right Sizer
wxSizer *RightSizer = new wxBoxSizer(wxVERTICAL);
RightSizer->Add(optionsSizer,0,wxBOTTOM|wxEXPAND,5);
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RightSizer->Add(LeadSizer,0,wxBOTTOM|wxEXPAND,5);
RightSizer->Add(AdjacentSizer,0,wxBOTTOM|wxEXPAND,5);
RightSizer->Add(KeyframesSizer,0,wxBOTTOM|wxEXPAND,5);
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RightSizer->AddStretchSpacer(1);
RightSizer->Add(ButtonSizer,0,wxLEFT|wxRIGHT|wxBOTTOM|wxEXPAND,0);
// Style buttons sizer
wxSizer *StyleButtonsSizer = new wxBoxSizer(wxHORIZONTAL);
StyleButtonsSizer->Add(all,1,0,0);
StyleButtonsSizer->Add(none,1,0,0);
// Left sizer
size_t len = StyleList->GetCount();
for (size_t i=0;i<len;i++) {
StyleList->Check(i);
}
LeftSizer->Add(StyleList,1,wxBOTTOM|wxEXPAND,0);
LeftSizer->Add(StyleButtonsSizer,0,wxEXPAND,0);
// Top Sizer
wxSizer *TopSizer = new wxBoxSizer(wxHORIZONTAL);
TopSizer->Add(LeftSizer,0,wxRIGHT|wxEXPAND,5);
TopSizer->Add(RightSizer,1,wxALL|wxEXPAND,0);
// Main Sizer
wxSizer *MainSizer = new wxBoxSizer(wxVERTICAL);
MainSizer->Add(TopSizer,1,wxALL|wxEXPAND,5);
MainSizer->SetSizeHints(this);
SetSizer(MainSizer);
CenterOnParent();
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UpdateControls();
}
/// @brief Update controls
///
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void DialogTimingProcessor::UpdateControls() {
// Boxes
leadIn->Enable(hasLeadIn->IsChecked());
leadOut->Enable(hasLeadOut->IsChecked());
adjacentThres->Enable(adjsEnable->IsChecked());
adjacentBias->Enable(adjsEnable->IsChecked());
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// Keyframes are only available if timecodes are loaded
bool keysAvailable = c->videoController->KeyFramesLoaded();
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bool enableKeys = keysEnable->IsChecked() && keysAvailable;
keysStartBefore->Enable(enableKeys);
keysStartAfter->Enable(enableKeys);
keysEndBefore->Enable(enableKeys);
keysEndAfter->Enable(enableKeys);
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if (!keysAvailable) {
keysEnable->SetValue(false);
keysEnable->Enable(false);
}
// Apply button
int checked = 0;
size_t len = StyleList->GetCount();
for (size_t i=0;i<len;i++) {
if (StyleList->IsChecked(i)) checked++;
}
ApplyButton->Enable(checked && (hasLeadIn->IsChecked() || hasLeadOut->IsChecked() || keysEnable->IsChecked() || adjsEnable->IsChecked()));
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}
BEGIN_EVENT_TABLE(DialogTimingProcessor,wxDialog)
EVT_CHECKBOX(CHECK_ENABLE_LEADIN,DialogTimingProcessor::OnCheckBox)
EVT_CHECKBOX(CHECK_ENABLE_LEADOUT,DialogTimingProcessor::OnCheckBox)
EVT_CHECKBOX(CHECK_ENABLE_KEYFRAME,DialogTimingProcessor::OnCheckBox)
EVT_CHECKBOX(CHECK_ENABLE_ADJASCENT,DialogTimingProcessor::OnCheckBox)
EVT_CHECKLISTBOX(TIMING_STYLE_LIST,DialogTimingProcessor::OnCheckBox)
EVT_BUTTON(wxID_OK,DialogTimingProcessor::OnApply)
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EVT_BUTTON(BUTTON_SELECT_ALL,DialogTimingProcessor::OnSelectAll)
EVT_BUTTON(BUTTON_SELECT_NONE,DialogTimingProcessor::OnSelectNone)
END_EVENT_TABLE()
void DialogTimingProcessor::OnCheckBox(wxCommandEvent &) {
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UpdateControls();
}
void DialogTimingProcessor::OnSelectAll(wxCommandEvent &) {
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size_t len = StyleList->GetCount();
for (size_t i=0;i<len;i++) {
StyleList->Check(i);
}
UpdateControls();
}
void DialogTimingProcessor::OnSelectNone(wxCommandEvent &) {
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size_t len = StyleList->GetCount();
for (size_t i=0;i<len;i++) {
StyleList->Check(i,false);
}
UpdateControls();
}
void DialogTimingProcessor::OnApply(wxCommandEvent &) {
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// Save settings
long temp = 0;
leadIn->GetValue().ToLong(&temp);
OPT_SET("Audio/Lead/IN")->SetInt(temp);
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leadOut->GetValue().ToLong(&temp);
OPT_SET("Audio/Lead/OUT")->SetInt(temp);
keysStartBefore->GetValue().ToLong(&temp);
OPT_SET("Tool/Timing Post Processor/Threshold/Key Start Before")->SetInt(temp);
keysStartAfter->GetValue().ToLong(&temp);
OPT_SET("Tool/Timing Post Processor/Threshold/Key Start After")->SetInt(temp);
keysEndBefore->GetValue().ToLong(&temp);
OPT_SET("Tool/Timing Post Processor/Threshold/Key End Before")->SetInt(temp);
keysEndAfter->GetValue().ToLong(&temp);
OPT_SET("Tool/Timing Post Processor/Threshold/Key End After")->SetInt(temp);
adjacentThres->GetValue().ToLong(&temp);
OPT_SET("Tool/Timing Post Processor/Threshold/Adjacent")->SetInt(temp);
OPT_SET("Tool/Timing Post Processor/Adjacent Bias")->SetDouble(adjacentBias->GetValue() / 100.0);
OPT_SET("Tool/Timing Post Processor/Enable/Lead/IN")->SetBool(hasLeadIn->IsChecked());
OPT_SET("Tool/Timing Post Processor/Enable/Lead/OUT")->SetBool(hasLeadOut->IsChecked());
if (keysEnable->IsEnabled()) OPT_SET("Tool/Timing Post Processor/Enable/Keyframe")->SetBool(keysEnable->IsChecked());
OPT_SET("Tool/Timing Post Processor/Enable/Adjacent")->SetBool(adjsEnable->IsChecked());
OPT_SET("Tool/Timing Post Processor/Only Selection")->SetBool(onlySelection->IsChecked());
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// Check if rows are valid
for (entryIter cur = c->ass->Line.begin(); cur != c->ass->Line.end(); ++cur) {
if (AssDialogue *tempDiag = dynamic_cast<AssDialogue*>(*cur)) {
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if (tempDiag->Start.GetMS() > tempDiag->End.GetMS()) {
wxMessageBox(
wxString::Format(
_("One of the lines in the file (%i) has negative duration. Aborting."),
std::distance(c->ass->Line.begin(), cur)),
_("Invalid script"),
wxICON_ERROR|wxOK);
EndModal(0);
return;
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}
}
}
Process();
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EndModal(0);
}
int DialogTimingProcessor::GetClosestKeyFrame(int frame) {
std::vector<int>::iterator pos = lower_bound(KeyFrames.begin(), KeyFrames.end(), frame);
if (distance(pos, KeyFrames.end()) < 2) return KeyFrames.back();
return frame - *pos < *(pos + 1) - frame ? *pos : *(pos + 1);
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}
static bool bad_line(std::set<wxString> *styles, AssDialogue *d) {
return !d || d->Comment || styles->find(d->Style) == styles->end();
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}
void DialogTimingProcessor::SortDialogues() {
std::set<wxString> styles;
for (size_t i = 0; i < StyleList->GetCount(); ++i) {
if (StyleList->IsChecked(i)) {
styles.insert(StyleList->GetString(i));
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}
}
Sorted.clear();
Sorted.reserve(c->ass->Line.size());
if (onlySelection->IsChecked()) {
SelectionController<AssDialogue>::Selection sel = c->selectionController->GetSelectedSet();
remove_copy_if(sel.begin(), sel.end(), back_inserter(Sorted),
bind(bad_line, &styles, std::tr1::placeholders::_1));
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}
else {
std::vector<AssDialogue*> tmp(c->ass->Line.size());
transform(c->ass->Line.begin(), c->ass->Line.end(), back_inserter(tmp), cast<AssDialogue*>());
remove_copy_if(tmp.begin(), tmp.end(), back_inserter(Sorted),
bind(bad_line, &styles, std::tr1::placeholders::_1));
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}
sort(Sorted.begin(), Sorted.end(), AssFile::CompStart);
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}
/// @brief Actually process subtitles
///
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void DialogTimingProcessor::Process() {
SortDialogues();
int rows = Sorted.size();
// Options
long inVal = 0;
long outVal = 0;
leadIn->GetValue().ToLong(&inVal);
leadOut->GetValue().ToLong(&outVal);
bool addIn = hasLeadIn->IsChecked() && inVal;
bool addOut = hasLeadOut->IsChecked() && outVal;
// Add lead-in/out
if (addIn || addOut) {
for (int i=0;i<rows;i++) {
AssDialogue *cur = Sorted[i];
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// Compare to every previous line (yay for O(n^2)!) to see if it's OK to add lead-in
if (inVal) {
int startLead = cur->Start.GetMS() - inVal;
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for (int j=0;j<i;j++) {
AssDialogue *comp = Sorted[j];
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// Check if they don't already collide (ignore it in that case)
if (cur->CollidesWith(comp)) continue;
// Get comparison times
startLead = std::max(startLead, comp->End.GetMS());
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}
cur->Start.SetMS(startLead);
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}
// Compare to every line to see how far can lead-out be extended
if (outVal) {
int endLead = cur->End.GetMS() + outVal;
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for (int j=i+1;j<rows;j++) {
AssDialogue *comp = Sorted[j];
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// Check if they don't already collide (ignore it in that case)
if (cur->CollidesWith(comp)) continue;
// Get comparison times
endLead = std::min(endLead, comp->Start.GetMS());
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}
cur->End.SetMS(endLead);
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}
}
}
// Make adjacent
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if (adjsEnable->IsChecked()) {
AssDialogue *prev = Sorted.front();
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long adjsThres = 0;
adjacentThres->GetValue().ToLong(&adjsThres);
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float bias = adjacentBias->GetValue() / 100.0;
for (int i=1; i < rows;i++) {
AssDialogue *cur = Sorted[i];
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// Check if they don't collide
if (cur->CollidesWith(prev)) continue;
// Compare distance
int curStart = cur->Start.GetMS();
int prevEnd = prev->End.GetMS();
int dist = curStart-prevEnd;
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if (dist > 0 && dist < adjsThres) {
int setPos = prevEnd+int(dist*bias);
cur->Start.SetMS(setPos);
prev->End.SetMS(setPos);
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}
prev = cur;
}
}
// Keyframe snapping
if (keysEnable->IsChecked()) {
KeyFrames = c->videoController->GetKeyFrames();
KeyFrames.push_back(c->videoController->GetLength() - 1);
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long beforeStart = 0;
long afterStart = 0;
long beforeEnd = 0;
long afterEnd = 0;
keysStartBefore->GetValue().ToLong(&beforeStart);
keysStartAfter->GetValue().ToLong(&afterStart);
keysEndBefore->GetValue().ToLong(&beforeEnd);
keysEndAfter->GetValue().ToLong(&afterEnd);
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for (int i=0;i<rows;i++) {
AssDialogue *cur = Sorted[i];
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// Get start/end frames
int startF = c->videoController->FrameAtTime(cur->Start.GetMS(),agi::vfr::START);
int endF = c->videoController->FrameAtTime(cur->End.GetMS(),agi::vfr::END);
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// Get closest for start
int closest = GetClosestKeyFrame(startF);
if ((closest > startF && closest-startF <= beforeStart) || (closest < startF && startF-closest <= afterStart)) {
cur->Start.SetMS(c->videoController->TimeAtFrame(closest,agi::vfr::START));
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}
// Get closest for end
closest = GetClosestKeyFrame(endF)-1;
if ((closest > endF && closest-endF <= beforeEnd) || (closest < endF && endF-closest <= afterEnd)) {
cur->End.SetMS(c->videoController->TimeAtFrame(closest,agi::vfr::END));
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}
}
}
// Update grid
c->ass->Commit(_("timing processor"), AssFile::COMMIT_DIAG_TIME);
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}