Aegisub/core/dialog_resample.cpp

256 lines
7.6 KiB
C++

// Copyright (c) 2005, Rodrigo Braz Monteiro
// 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
//
// Website: http://aegisub.cellosoft.com
// Contact: mailto:zeratul@cellosoft.com
//
///////////
// Headers
#include "dialog_resample.h"
#include "ass_file.h"
#include "ass_dialogue.h"
#include "ass_style.h"
#include "ass_override.h"
#include "subs_grid.h"
#include "validators.h"
#include "video_display.h"
#include "video_provider.h"
///////////////
// Constructor
DialogResample::DialogResample(wxWindow *parent, SubtitlesGrid *_grid)
: wxDialog (parent,-1,_("Resample resolution"),wxDefaultPosition)
{
// Variables
AssFile *subs = AssFile::top;
grid = _grid;
vid = grid->video;
// Resolution line
wxSizer *ResBoxSizer = new wxStaticBoxSizer(wxVERTICAL,this,_("Resolution"));
wxSizer *ResSizer = new wxBoxSizer(wxHORIZONTAL);
ResXValue = subs->GetScriptInfo(_T("PlayResX"));
ResYValue = subs->GetScriptInfo(_T("PlayResY"));
ResX = new wxTextCtrl(this,-1,_T(""),wxDefaultPosition,wxSize(50,20),0,NumValidator(&ResXValue));
ResY = new wxTextCtrl(this,-1,_T(""),wxDefaultPosition,wxSize(50,20),0,NumValidator(&ResYValue));
wxStaticText *ResText = new wxStaticText(this,-1,_("x"));
wxButton *FromVideo = new wxButton(this,BUTTON_DEST_FROM_VIDEO,_("From video"));
if (!vid->loaded) FromVideo->Enable(false);
ResSizer->Add(ResX,1,wxRIGHT,5);
ResSizer->Add(ResText,0,wxALIGN_CENTER | wxRIGHT,5);
ResSizer->Add(ResY,1,wxRIGHT,5);
ResSizer->Add(FromVideo,1,0,0);
// Resolution box
Anamorphic = new wxCheckBox(this,CHECK_ANAMORPHIC,_("Change aspect ratio"));
ResBoxSizer->Add(ResSizer,1,wxEXPAND|wxBOTTOM,5);
ResBoxSizer->Add(Anamorphic,0,0,0);
// Button sizer
wxSizer *ButtonSizer = new wxBoxSizer(wxHORIZONTAL);
ButtonSizer->AddStretchSpacer(1);
#ifndef __WXMAC__
ButtonSizer->Add(new wxButton(this,BUTTON_RESAMPLE,_("Resample")),0,wxRIGHT,5);
ButtonSizer->Add(new wxButton(this,wxID_CANCEL),0,wxRIGHT,0);
#else
ButtonSizer->Add(new wxButton(this,wxID_CANCEL),0,wxRIGHT,5);
wxButton *resampleButton = new wxButton(this,BUTTON_RESAMPLE,_("Resample"));
ButtonSizer->Add(resampleButton,0,wxRight,0);
resampleButton->SetDefault();
#endif
// Main sizer
wxSizer *MainSizer = new wxBoxSizer(wxVERTICAL);
MainSizer->Add(ResBoxSizer,1,wxEXPAND|wxALL,5);
MainSizer->Add(ButtonSizer,0,wxEXPAND|wxRIGHT|wxLEFT|wxBOTTOM,5);
MainSizer->SetSizeHints(this);
SetSizer(MainSizer);
CenterOnParent();
}
///////////////
// Event table
BEGIN_EVENT_TABLE(DialogResample,wxDialog)
EVT_BUTTON(BUTTON_RESAMPLE,DialogResample::OnResample)
EVT_BUTTON(BUTTON_DEST_FROM_VIDEO,DialogResample::OnGetDestRes)
END_EVENT_TABLE()
/////////////////
// Resample tags
void DialogResample::ResampleTags (wxString name,int n,AssOverrideParameter *curParam,void *_curDiag) {
double resizer = 1.0;
switch (curParam->classification) {
case PARCLASS_ABSOLUTE_SIZE:
resizer = r;
break;
case PARCLASS_ABSOLUTE_POS_X:
resizer = rx;
break;
case PARCLASS_ABSOLUTE_POS_Y:
resizer = ry;
break;
case PARCLASS_RELATIVE_SIZE_X:
resizer = ar;
break;
case PARCLASS_RELATIVE_SIZE_Y:
//resizer = ry;
default:
return;
}
VariableDataType curType = curParam->GetType();
if (curType == VARDATA_FLOAT) {
curParam->SetFloat(curParam->AsFloat() * resizer);
}
if (curType == VARDATA_INT) {
curParam->SetInt(double(curParam->AsInt()) * resizer + 0.5);
}
}
////////////
// Resample
void DialogResample::OnResample (wxCommandEvent &event) {
// Resolutions
AssFile *subs = AssFile::top;
long x1 = subs->GetScriptInfoAsInt(_T("PlayResX"));
long y1 = subs->GetScriptInfoAsInt(_T("PlayResY"));
long x2 = 0;
long y2 = 0;
ResX->GetValue().ToLong(&x2);
ResY->GetValue().ToLong(&y2);
// Check for validity
if (x1 == 0 || x2 == 0 || y1 == 0 || y2 == 0) {
EndModal(0);
return;
}
// Calculate resamples
rx = double(x2)/double(x1);
ry = double(y2)/double(y1);
r = ry;
if (Anamorphic->IsChecked()) ar = rx/ry;
else ar = 1.0;
// Iterate through subs
AssStyle *curStyle;
AssDialogue *curDiag;
for (entryIter cur=subs->Line.begin();cur!=subs->Line.end();cur++) {
// Apply to dialogues
curDiag = AssEntry::GetAsDialogue(*cur);
if (curDiag) {
try {
// Override tags
curDiag->ParseASSTags();
curDiag->ProcessParameters(ResampleTags,curDiag);
// Drawing tags
size_t nblocks = curDiag->Blocks.size();
AssDialogueBlockDrawing *curBlock;
for (size_t i=0;i<nblocks;i++) {
curBlock = AssDialogueBlock::GetAsDrawing(curDiag->Blocks.at(i));
if (curBlock) {
curBlock->MultiplyCoords(rx,ry);
}
}
// Margins
curDiag->MarginL = int(curDiag->MarginL * rx + 0.5);
curDiag->MarginR = int(curDiag->MarginR * rx + 0.5);
curDiag->MarginV = int(curDiag->MarginV * ry + 0.5);
// Update
curDiag->UpdateText();
curDiag->UpdateData();
curDiag->ClearBlocks();
continue;
}
catch (const wchar_t *err) {
wxLogMessage(err);
}
catch (wxString err) {
wxLogMessage(err);
}
}
// Apply to styles
curStyle = AssEntry::GetAsStyle(*cur);
if (curStyle) {
curStyle->fontsize = int(curStyle->fontsize * r + 0.5);
//curStyle->outline_w *= r;
//curStyle->shadow_w *= r;
curStyle->spacing *= rx;
curStyle->scalex *= ar;
curStyle->MarginL = int(curStyle->MarginL * rx + 0.5);
curStyle->MarginR = int(curStyle->MarginR * rx + 0.5);
curStyle->MarginV = int(curStyle->MarginV * ry + 0.5);
curStyle->UpdateData();
}
}
// Change script resolution
subs->SetScriptInfo(_T("PlayResX"),wxString::Format(_T("%i"),x2));
subs->SetScriptInfo(_T("PlayResY"),wxString::Format(_T("%i"),y2));
// Flag as modified
subs->FlagAsModified();
grid->CommitChanges();;
EndModal(0);
}
/////////////////////////////////////////
// Get destination resolution from video
void DialogResample::OnGetDestRes (wxCommandEvent &event) {
ResX->SetValue(wxString::Format(_T("%i"),vid->provider->GetSourceWidth()));
ResY->SetValue(wxString::Format(_T("%i"),vid->provider->GetSourceHeight()));
}
////////////////////
// Static variables
double DialogResample::r;
double DialogResample::rx;
double DialogResample::ry;
double DialogResample::ar;