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Aegisub/aegisub/audio_display.cpp
Rodrigo Braz Monteiro 02bf068052 Basic (and somewhat broken) detached video dialog implemented. 
Originally committed to SVN as r881.
2007-01-23 04:42:08 +00:00

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// 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 <wx/tglbtn.h>
#include <math.h>
#include <vector>
#include "audio_display.h"
#include "audio_provider_stream.h"
#include "main.h"
#include "ass_dialogue.h"
#include "subs_grid.h"
#include "ass_file.h"
#include "subs_edit_box.h"
#include "options.h"
#include "audio_karaoke.h"
#include "audio_box.h"
#include "fft.h"
#include "video_context.h"
#include "vfr.h"
#include "colorspace.h"
#include "hotkeys.h"
#include "utils.h"
#include "timeedit_ctrl.h"
///////////////
// Constructor
AudioDisplay::AudioDisplay(wxWindow *parent)
: wxWindow (parent, -1, wxDefaultPosition, wxSize(200,Options.AsInt(_T("Audio Display Height"))), wxSUNKEN_BORDER | wxWANTS_CHARS , _T("Audio Display"))
{
// Set variables
origImage = NULL;
spectrumDisplay = NULL;
spectrumDisplaySelected = NULL;
spectrumRenderer = NULL;
ScrollBar = NULL;
dialogue = NULL;
karaoke = NULL;
peak = NULL;
min = NULL;
hasSel = false;
diagUpdated = false;
NeedCommit = false;
loaded = false;
temporary = false;
blockUpdate = false;
dontReadTimes = false;
holding = false;
draggingScale = false;
scrubbing = false;
Position = 0;
PositionSample = 0;
oldCurPos = 0;
scale = 1.0f;
provider = NULL;
player = NULL;
hold = 0;
hasFocus = (wxWindow::FindFocus() == this);
// Init
UpdateTimer.SetOwner(this,Audio_Update_Timer);
GetClientSize(&w,&h);
h -= Options.AsBool(_T("Audio Draw Timeline")) ? 20 : 0;
SetSamplesPercent(50,false);
// Set cursor
//wxCursor cursor(wxCURSOR_BLANK);
//SetCursor(cursor);
//wxLog::SetActiveTarget(new wxLogWindow(NULL,_T("Log"),true,false));
}
//////////////
// Destructor
AudioDisplay::~AudioDisplay() {
if (player) player->CloseStream();
delete provider;
delete player;
delete origImage;
delete spectrumRenderer;
delete spectrumDisplay;
delete spectrumDisplaySelected;
delete peak;
delete min;
provider = NULL;
player = NULL;
origImage = NULL;
spectrumRenderer = NULL;
spectrumDisplay = NULL;
spectrumDisplaySelected = NULL;
peak = NULL;
min = NULL;
}
/////////
// Reset
void AudioDisplay::Reset() {
hasSel = false;
diagUpdated = false;
NeedCommit = false;
karaoke->enabled = false;
karaoke->syllables.clear();
box->karaokeMode = false;
box->KaraokeButton->SetValue(false);
dialogue = NULL;
}
////////////////
// Update image
void AudioDisplay::UpdateImage(bool weak) {
// Loaded?
if (!loaded || !provider) return;
// Prepare bitmap
int timelineHeight = Options.AsBool(_T("Audio Draw Timeline")) ? 20 : 0;
int displayH = h+timelineHeight;
if (origImage) {
if (origImage->GetWidth() != w || origImage->GetHeight() != displayH) {
delete origImage;
origImage = NULL;
}
}
bool draw_boundary_lines = Options.AsBool(_T("Audio Draw Secondary Lines"));
bool draw_selection_background = Options.AsBool(_T("Audio Draw Selection Background"));
// Invalid dimensions
if (w == 0 || displayH == 0) return;
// New bitmap
if (!origImage) origImage = new wxBitmap(w,displayH,-1);
// Is spectrum?
bool spectrum = false;
if (provider && Options.AsBool(_T("Audio Spectrum"))) {
spectrum = true;
}
// Update samples
UpdateSamples();
// Draw image to be displayed
wxMemoryDC dc;
dc.SelectObject(*origImage);
// Black background
dc.SetPen(*wxTRANSPARENT_PEN);
dc.SetBrush(wxBrush(Options.AsColour(_T("Audio Background"))));
dc.DrawRectangle(0,0,w,h);
// Selection position
hasSel = false;
hasKaraoke = karaoke->enabled;
selStart = 0;
selEnd = 0;
lineStart = 0;
lineEnd = 0;
selStartCap = 0;
selEndCap = 0;
__int64 drawSelStart = 0;
__int64 drawSelEnd = 0;
if (dialogue) {
GetDialoguePos(lineStart,lineEnd,false);
hasSel = true;
if (hasKaraoke) {
GetKaraokePos(selStartCap,selEndCap,true);
GetKaraokePos(drawSelStart,drawSelEnd,false);
selStart = lineStart;
selEnd = lineEnd;
}
else {
GetDialoguePos(selStartCap,selEndCap,true);
selStart = lineStart;
selEnd = lineEnd;
drawSelStart = lineStart;
drawSelEnd = lineEnd;
}
}
// Draw selection bg
if (hasSel && drawSelStart < drawSelEnd && draw_selection_background) {
if (NeedCommit && !karaoke->enabled) dc.SetBrush(wxBrush(Options.AsColour(_T("Audio Selection Background Modified"))));
else dc.SetBrush(wxBrush(Options.AsColour(_T("Audio Selection Background"))));
dc.DrawRectangle(drawSelStart,0,drawSelEnd-drawSelStart,h);
}
// Draw spectrum
if (spectrum) {
DrawSpectrum(dc,weak);
}
// Draw seconds boundaries
if (draw_boundary_lines) {
__int64 start = Position*samples;
int rate = provider->GetSampleRate();
int pixBounds = rate / samples;
dc.SetPen(wxPen(Options.AsColour(_T("Audio Seconds Boundaries")),1,wxDOT));
if (pixBounds >= 8) {
for (int x=0;x<w;x++) {
if (((x*samples)+start) % rate < samples) {
dc.DrawLine(x,0,x,h);
}
}
}
}
// Draw keyframes
if (VideoContext::Get()->KeyFramesLoaded() && draw_boundary_lines) {
wxArrayInt KeyFrames = VideoContext::Get()->GetKeyFrames();
int nKeys = (int)KeyFrames.Count();
dc.SetPen(wxPen(wxColour(255,0,255),1));
// Get min and max frames to care about
int minFrame = VFR_Output.GetFrameAtTime(GetMSAtX(0),true);
int maxFrame = VFR_Output.GetFrameAtTime(GetMSAtX(w),true);
// Scan list
for (int i=0;i<nKeys;i++) {
int cur = KeyFrames[i];
if (cur >= minFrame && cur <= maxFrame) {
int x = GetXAtMS(VFR_Output.GetTimeAtFrame(cur,true));
dc.DrawLine(x,0,x,h);
}
else if (cur > maxFrame) break;
}
}
// Waveform
if (provider) {
if (!spectrum) DrawWaveform(dc,weak);
}
// Nothing
else {
dc.DrawLine(0,h/2,w,h/2);
}
// Draw previous line
int shadeType = Options.AsInt(_T("Audio Inactive Lines Display Mode"));
if (shadeType == 1 || shadeType == 2) {
dc.SetBrush(wxBrush(Options.AsColour(_T("Audio Line boundary inactive line"))));
int selWidth = Options.AsInt(_T("Audio Line boundaries Thickness"));
AssDialogue *shade;
int shadeX1,shadeX2;
int shadeFrom,shadeTo;
// Only previous
if (shadeType == 1) {
shadeFrom = this->line_n-1;
shadeTo = shadeFrom+1;
}
// All
else {
shadeFrom = 0;
shadeTo = grid->GetRows();
}
for (int j=shadeFrom;j<shadeTo;j++) {
if (j == line_n) continue;
shade = grid->GetDialogue(j);
if (shade) {
// Get coordinates
shadeX1 = GetXAtMS(shade->Start.GetMS());
shadeX2 = GetXAtMS(shade->End.GetMS());
if (shadeX2 < 0 || shadeX1 > w) continue;
// Draw over waveform
if (!spectrum) {
int x1 = MAX(0,shadeX1);
int x2 = MIN(w,shadeX2);
dc.SetPen(wxPen(Options.AsColour(_T("Audio Waveform Inactive"))));
for (__int64 i=x1;i<x2;i++) {
dc.DrawLine(i,peak[i],i,min[i]-1);
}
}
// Draw boundaries
dc.SetPen(wxPen(Options.AsColour(_T("Audio Line boundary inactive line"))));
dc.DrawRectangle(shadeX1-selWidth/2+1,0,selWidth,h);
dc.DrawRectangle(shadeX2-selWidth/2+1,0,selWidth,h);
}
}
}
if (hasSel) {
// Draw boundaries
if (true) {
// Draw start boundary
int selWidth = Options.AsInt(_T("Audio Line boundaries Thickness"));
dc.SetPen(wxPen(Options.AsColour(_T("Audio Line boundary start"))));
dc.SetBrush(wxBrush(Options.AsColour(_T("Audio Line boundary start"))));
dc.DrawRectangle(lineStart-selWidth/2+1,0,selWidth,h);
wxPoint points1[3] = { wxPoint(lineStart,0), wxPoint(lineStart+10,0), wxPoint(lineStart,10) };
wxPoint points2[3] = { wxPoint(lineStart,h-1), wxPoint(lineStart+10,h-1), wxPoint(lineStart,h-11) };
dc.DrawPolygon(3,points1);
dc.DrawPolygon(3,points2);
// Draw end boundary
dc.SetPen(wxPen(Options.AsColour(_T("Audio Line boundary end"))));
dc.SetBrush(wxBrush(Options.AsColour(_T("Audio Line boundary end"))));
dc.DrawRectangle(lineEnd-selWidth/2+1,0,selWidth,h);
wxPoint points3[3] = { wxPoint(lineEnd,0), wxPoint(lineEnd-10,0), wxPoint(lineEnd,10) };
wxPoint points4[3] = { wxPoint(lineEnd,h-1), wxPoint(lineEnd-10,h-1), wxPoint(lineEnd,h-11) };
dc.DrawPolygon(3,points3);
dc.DrawPolygon(3,points4);
}
// Draw karaoke
if (hasKaraoke) {
try {
// Prepare
wxPen curPen(Options.AsColour(_T("Audio Syllable boundaries")),1,wxDOT);
dc.SetPen(curPen);
wxFont curFont(9,wxFONTFAMILY_DEFAULT,wxFONTSTYLE_NORMAL,wxFONTWEIGHT_BOLD,false,_T("Verdana"),wxFONTENCODING_SYSTEM);
dc.SetFont(curFont);
if (!spectrum) dc.SetTextForeground(Options.AsColour(_T("Audio Syllable text")));
else dc.SetTextForeground(wxColour(255,255,255));
size_t karn = karaoke->syllables.size();
__int64 pos1,pos2;
int len,curpos;
wxCoord tw=0,th=0;
KaraokeSyllable *curSyl;
wxString temptext;
// Draw syllables
for (size_t i=0;i<karn;i++) {
curSyl = &karaoke->syllables.at(i);
len = curSyl->length*10;
curpos = curSyl->position*10;
if (len != -1) {
pos1 = GetXAtMS(curStartMS+curpos);
pos2 = GetXAtMS(curStartMS+len+curpos);
dc.DrawLine(pos2,0,pos2,h);
temptext = curSyl->contents;
temptext.Trim(true);
temptext.Trim(false);
GetTextExtent(temptext,&tw,&th,NULL,NULL,&curFont);
dc.DrawText(temptext,(pos1+pos2-tw)/2,4);
}
}
}
catch (...) {
// FIXME?
}
}
}
// Modified text
if (NeedCommit) {
dc.SetFont(wxFont(9,wxDEFAULT,wxFONTSTYLE_NORMAL,wxFONTWEIGHT_BOLD,false,_T("Verdana"))); // FIXME: hardcoded font name
dc.SetTextForeground(wxColour(255,0,0));
if (selStart <= selEnd) {
dc.DrawText(_T("Modified"),4,4);
}
else {
dc.DrawText(_T("Negative time"),4,4);
}
}
// Draw selection border
if (hasFocus) {
dc.SetPen(*wxGREEN_PEN);
dc.SetBrush(*wxTRANSPARENT_BRUSH);
dc.DrawRectangle(0,0,w,h);
}
// Draw timescale
if (timelineHeight) {
dc.SetBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
dc.SetPen(*wxTRANSPARENT_PEN);
dc.DrawRectangle(0,h,w,timelineHeight);
dc.SetPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT));
dc.DrawLine(0,h,w,h);
dc.SetPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT));
dc.DrawLine(0,h+1,w,h+1);
dc.SetPen(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNTEXT));
dc.SetTextForeground(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNTEXT));
wxFont scaleFont;
scaleFont.SetFaceName(_T("Tahoma")); // FIXME: hardcoded font name
scaleFont.SetPointSize(8);
dc.SetFont(scaleFont);
// Timescale ticks
__int64 start = Position*samples;
int rate = provider->GetSampleRate();
for (int i=1;i<32;i*=2) {
int pixBounds = rate / (samples * 4 / i);
if (pixBounds >= 8) {
for (int x=0;x<w;x++) {
__int64 pos = (x*samples)+start;
// Second boundary
if (pos % rate < samples) {
dc.DrawLine(x,h+2,x,h+8);
// Draw text
wxCoord textW,textH;
int hr = 0;
int m = 0;
int s = pos/rate;
while (s >= 3600) {
s -= 3600;
hr++;
}
while (s >= 60) {
s -= 60;
m++;
}
wxString text;
if (hr) text = wxString::Format(_T("%i:%02i:%02i"),hr,m,s);
else if (m) text = wxString::Format(_T("%i:%02i"),m,s);
else text = wxString::Format(_T("%i"),s);
dc.GetTextExtent(text,&textW,&textH,NULL,NULL,&scaleFont);
dc.DrawText(text,MAX(0,x-textW/2)+1,h+8);
}
// Other
else if (pos % (rate / 4 * i) < samples) {
dc.DrawLine(x,h+2,x,h+5);
}
}
break;
}
}
}
// Done
Refresh(false);
}
////////////
// Waveform
void AudioDisplay::DrawWaveform(wxDC &dc,bool weak) {
// Prepare Waveform
if (!weak || peak == NULL || min == NULL) {
if (peak) delete peak;
if (min) delete min;
peak = new int[w];
min = new int[w];
}
// Get waveform
if (!weak) {
provider->GetWaveForm(min,peak,Position*samples,w,h,samples,scale);
}
// Draw pre-selection
if (!hasSel) selStartCap = w;
dc.SetPen(wxPen(Options.AsColour(_T("Audio Waveform"))));
for (__int64 i=0;i<selStartCap;i++) {
dc.DrawLine(i,peak[i],i,min[i]-1);
}
if (hasSel) {
// Draw selection
if (Options.AsBool(_T("Audio Draw Selection Background"))) {
if (NeedCommit && !karaoke->enabled) dc.SetPen(wxPen(Options.AsColour(_T("Audio Waveform Modified"))));
else dc.SetPen(wxPen(Options.AsColour(_T("Audio Waveform Selected"))));
}
for (__int64 i=selStartCap;i<selEndCap;i++) {
dc.DrawLine(i,peak[i],i,min[i]-1);
}
// Draw post-selection
dc.SetPen(wxPen(Options.AsColour(_T("Audio Waveform"))));
for (__int64 i=selEndCap;i<w;i++) {
dc.DrawLine(i,peak[i],i,min[i]-1);
}
}
}
//////////////////////////
// Draw spectrum analyzer
void AudioDisplay::DrawSpectrum(wxDC &finaldc,bool weak) {
if (!weak || !spectrumDisplay || spectrumDisplay->GetWidth() != w || spectrumDisplay->GetHeight() != h) {
if (spectrumDisplay) {
delete spectrumDisplay;
delete spectrumDisplaySelected;
spectrumDisplay = 0;
spectrumDisplaySelected = 0;
}
weak = false;
}
if (!weak) {
unsigned char *img = (unsigned char *)malloc(h*w*3); // wxImage requires using malloc
if (!spectrumRenderer)
spectrumRenderer = new AudioSpectrum(provider, 1<<Options.AsInt(_T("Audio Spectrum Window")));
spectrumRenderer->SetScaling(scale);
// Use a slightly slower, but simple way
// Always draw the spectrum for the entire width
// Hack: without those divs by 2 the display is horizontally compressed
spectrumRenderer->RenderRange(Position*samples, (Position+w)*samples, false, img, 0, w, w, h);
// The spectrum bitmap will have been deleted above already, so just make a new one
wxImage imgobj(w, h, img, false);
spectrumDisplay = new wxBitmap(imgobj);
}
if (hasSel && selStartCap < selEndCap && !spectrumDisplaySelected) {
// There is a visible selection and we don't have a rendered one
// This should be done regardless whether we're "weak" or not
// Assume a few things were already set up when things were first rendered though
unsigned char *img = (unsigned char *)malloc(h*w*3);
spectrumRenderer->RenderRange(Position*samples, (Position+w)*samples, true, img, 0, w, w, h);
wxImage imgobj(w, h, img, false);
spectrumDisplaySelected = new wxBitmap(imgobj);
}
// Draw
wxMemoryDC dc;
dc.SelectObject(*spectrumDisplay);
finaldc.Blit(0,0,w,h,&dc,0,0);
if (hasSel && spectrumDisplaySelected && selStartCap < selEndCap) {
dc.SelectObject(*spectrumDisplaySelected);
finaldc.Blit(selStartCap, 0, selEndCap-selStartCap, h, &dc, selStartCap, 0);
}
}
//////////////////////////
// Get selection position
void AudioDisplay::GetDialoguePos(__int64 &selStart,__int64 &selEnd, bool cap) {
selStart = GetXAtMS(curStartMS);
selEnd = GetXAtMS(curEndMS);
if (cap) {
if (selStart < 0) selStart = 0;
if (selEnd < 0) selEnd = 0;
if (selStart >= w) selStart = w-1;
if (selEnd >= w) selEnd = w-1;
}
}
////////////////////////
// Get karaoke position
void AudioDisplay::GetKaraokePos(__int64 &karStart,__int64 &karEnd, bool cap) {
try {
// Wrap around
int nsyls = (int)karaoke->syllables.size();
if (karaoke->curSyllable == -1) {
karaoke->SetSyllable(nsyls-1);
}
if (karaoke->curSyllable >= nsyls) karaoke->curSyllable = nsyls-1;
// Get positions
int pos = karaoke->syllables.at(karaoke->curSyllable).position;
int len = karaoke->syllables.at(karaoke->curSyllable).length;
karStart = GetXAtMS(curStartMS+pos*10);
karEnd = GetXAtMS(curStartMS+pos*10+len*10);
// Cap
if (cap) {
if (karStart < 0) karStart = 0;
if (karEnd < 0) karEnd = 0;
if (karStart >= w) karStart = w-1;
if (karEnd >= w) karEnd = w-1;
}
}
catch (...) {
}
}
//////////
// Update
void AudioDisplay::Update() {
if (blockUpdate) return;
if (loaded) {
if (Options.AsBool(_T("Audio Autoscroll")))
MakeDialogueVisible();
else
UpdateImage(true);
}
}
//////////////////////
// Recreate the image
void AudioDisplay::RecreateImage() {
GetClientSize(&w,&h);
h -= Options.AsBool(_T("Audio Draw Timeline")) ? 20 : 0;
delete origImage;
origImage = NULL;
UpdateImage(false);
}
/////////////////////////
// Make dialogue visible
void AudioDisplay::MakeDialogueVisible(bool force) {
// Variables
int temp1=0,temp2=0;
GetTimesSelection(temp1,temp2);
int startPos = GetSampleAtMS(temp1);
int endPos = GetSampleAtMS(temp2);
int startX = GetXAtMS(temp1);
int endX = GetXAtMS(temp2);
if (force || startX < 50 || endX > w-50) {
UpdatePosition((startPos+endPos-w*samples)/2,true);
}
// Update
UpdateImage();
}
////////////////
// Set position
void AudioDisplay::SetPosition(int pos) {
Position = pos;
PositionSample = pos * samples;
UpdateImage();
}
///////////////////
// Update position
void AudioDisplay::UpdatePosition (int pos,bool IsSample) {
// Safeguards
if (IsSample) pos /= samples;
int len = provider->GetNumSamples() / samples;
if (pos < 0) pos = 0;
if (pos >= len) pos = len-1;
// Set
Position = pos;
PositionSample = pos*samples;
UpdateScrollbar();
}
/////////////////////////////
// Set samples in percentage
// Note: aka Horizontal Zoom
void AudioDisplay::SetSamplesPercent(int percent,bool update,float pivot) {
// Calculate
if (percent < 1) percent = 1;
if (percent > 100) percent = 100;
if (samplesPercent == percent) return;
samplesPercent = percent;
// Update
if (update) {
// Center scroll
int oldSamples = samples;
UpdateSamples();
PositionSample += (oldSamples-samples)*w*pivot;
if (PositionSample < 0) PositionSample = 0;
// Update
UpdateSamples();
UpdateScrollbar();
UpdateImage();
Refresh(false);
}
}
//////////////////
// Update samples
void AudioDisplay::UpdateSamples() {
// Set samples
if (!provider) return;
__int64 totalSamples = provider->GetNumSamples();
int total = totalSamples / w;
int max = 5760000 / w; // 2 minutes at 48 kHz maximum
if (total > max) total = max;
int min = 8;
if (total < min) total = min;
int range = total-min;
samples = range*pow(samplesPercent/100.0,3)+min;
// Set position
int length = w * samples;
if (PositionSample + length > totalSamples) {
PositionSample = totalSamples - length;
if (PositionSample < 0) PositionSample = 0;
Position = PositionSample / samples;
}
}
/////////////
// Set scale
void AudioDisplay::SetScale(float _scale) {
if (scale == _scale) return;
scale = _scale;
UpdateImage();
}
//////////////////
// Load from file
void AudioDisplay::SetFile(wxString file, VideoProvider *vprovider) {
// Unload
if (file.IsEmpty()) {
if (player) player->CloseStream();
delete provider;
delete player;
delete spectrumRenderer;
provider = NULL;
player = NULL;
spectrumRenderer = NULL;
Reset();
loaded = false;
temporary = false;
}
// Load
else {
SetFile(_T(""));
try {
// Get provider
provider = AudioProviderFactory::GetAudioProvider(file);
// Get player
player = AudioPlayer::GetAudioPlayer();
player->SetDisplayTimer(&UpdateTimer);
player->SetProvider(provider);
player->OpenStream();
loaded = true;
// Add to recent
Options.AddToRecentList(file,_T("Recent aud"));
// Update
UpdateImage();
}
catch (wxString &err) {
wxMessageBox(err,_T("Error loading audio"),wxICON_ERROR | wxOK);
}
}
assert(loaded == (provider != NULL));
// Set default selection
int n = grid->editBox->linen;
SetDialogue(grid,grid->GetDialogue(n),n);
}
///////////////////
// Load from video
void AudioDisplay::SetFromVideo() {
if (VideoContext::Get()->IsLoaded()) {
wxString extension = VideoContext::Get()->videoName.Right(4);
extension.LowerCase();
if (extension != _T(".d2v")) SetFile(VideoContext::Get()->videoName, VideoContext::Get()->GetProvider());
}
}
////////////////////
// Update scrollbar
void AudioDisplay::UpdateScrollbar() {
if (!provider) return;
int page = w/12;
int len = provider->GetNumSamples() / samples / 12;
Position = PositionSample / samples;
ScrollBar->SetScrollbar(Position/12,page,len,page*0.7,true);
}
//////////////////////////////////////////////
// Gets the sample number at the x coordinate
__int64 AudioDisplay::GetSampleAtX(int x) {
return (x+Position)*samples;
}
/////////////////////////////////////////////////
// Gets the x coordinate corresponding to sample
int AudioDisplay::GetXAtSample(__int64 n) {
return (n/samples)-Position;
}
/////////////////
// Get MS from X
int AudioDisplay::GetMSAtX(__int64 x) {
return (PositionSample+(x*samples)) * 1000 / provider->GetSampleRate();
}
/////////////////
// Get X from MS
int AudioDisplay::GetXAtMS(__int64 ms) {
return ((ms * provider->GetSampleRate() / 1000)-PositionSample)/samples;
}
////////////////////
// Get MS At sample
int AudioDisplay::GetMSAtSample(__int64 x) {
return x * 1000 / provider->GetSampleRate();
}
////////////////////
// Get Sample at MS
__int64 AudioDisplay::GetSampleAtMS(__int64 ms) {
return ms * provider->GetSampleRate() / 1000;
}
////////
// Play
void AudioDisplay::Play(int start,int end) {
// Check provider
if (!provider) {
// Load temporary provider from video
if (VideoContext::Get()->IsLoaded()) {
try {
// Get provider
provider = AudioProviderFactory::GetAudioProvider(VideoContext::Get()->videoName, 0);
// Get player
player = AudioPlayer::GetAudioPlayer();
player->SetDisplayTimer(&UpdateTimer);
player->SetProvider(provider);
player->OpenStream();
temporary = true;
}
catch (...) {
return;
}
}
if (!provider) return;
}
// Set defaults
__int64 num_samples = provider->GetNumSamples();
start = GetSampleAtMS(start);
if (end != -1) end = GetSampleAtMS(end);
else end = num_samples-1;
// Sanity checking
if (start < 0) start = 0;
if (start >= num_samples) start = num_samples-1;
if (end < 0) end = 0;
if (end >= num_samples) end = num_samples-1;
if (end < start) end = start;
// Call play
player->Play(start,end-start);
}
////////
// Stop
void AudioDisplay::Stop() {
if (!player) return;
player->Stop();
if (VideoContext::Get()->IsPlaying()) VideoContext::Get()->Stop();
}
///////////////////////////
// Get samples of dialogue
void AudioDisplay::GetTimesDialogue(int &start,int &end) {
if (!dialogue) {
start = 0;
end = 0;
return;
}
start = dialogue->Start.GetMS();
end = dialogue->End.GetMS();
}
////////////////////////////
// Get samples of selection
void AudioDisplay::GetTimesSelection(int &start,int &end) {
start = 0;
end = 0;
if (!dialogue) return;
try {
if (karaoke->enabled) {
int pos = karaoke->syllables.at(karaoke->curSyllable).position;
int len = karaoke->syllables.at(karaoke->curSyllable).length;
start = curStartMS+pos*10;
end = curStartMS+pos*10+len*10;
}
else {
start = curStartMS;
end = curEndMS;
}
}
catch (...) {}
}
/////////////////////////////
// Set the current selection
void AudioDisplay::SetSelection(int start, int end) {
curStartMS = start;
curEndMS = end;
Update();
}
////////////////
// Set dialogue
void AudioDisplay::SetDialogue(SubtitlesGrid *_grid,AssDialogue *diag,int n) {
// Actual parameters
if (_grid) {
// Set variables
grid = _grid;
line_n = n;
dialogue = diag;
// Set flags
diagUpdated = false;
NeedCommit = false;
// Set times
if (dialogue && !dontReadTimes) {
curStartMS = dialogue->Start.GetMS();
curEndMS = dialogue->End.GetMS();
}
}
// Read karaoke data
if (dialogue && karaoke->enabled) {
NeedCommit = karaoke->LoadFromDialogue(dialogue);
// Reset karaoke pos
if (karaoke->curSyllable == -1) karaoke->SetSyllable((int)karaoke->syllables.size()-1);
else karaoke->SetSyllable(0);
}
// Update
Update();
}
//////////////////
// Commit changes
void AudioDisplay::CommitChanges (bool nextLine) {
// Loaded?
if (!loaded) return;
// Check validity
bool wasKaraSplitting = false;
bool validCommit = true;
if (!box->audioKaraoke->splitting) {
if (!NeedCommit || curEndMS < curStartMS) validCommit = false;
}
// Update karaoke
int karSyl = 0;
if (karaoke->enabled) {
wasKaraSplitting = box->audioKaraoke->splitting;
karaoke->Commit();
karSyl = karaoke->curSyllable;
}
// Commit ok?
if (validCommit) {
// Reset flags
diagUpdated = false;
NeedCommit = false;
// Update dialogues
blockUpdate = true;
wxArrayInt sel = grid->GetSelection();
int sels = (int)sel.Count();
AssDialogue *curDiag;
for (int i=-1;i<sels;i++) {
if (i == -1) curDiag = dialogue;
else {
curDiag = grid->GetDialogue(sel[i]);
if (curDiag == dialogue) continue;
}
curDiag->Start.SetMS(curStartMS);
curDiag->End.SetMS(curEndMS);
if (!karaoke->enabled)
// If user was editing karaoke stuff, that should take precedence of manual changes in the editbox,
// so only updated from editbox when not in kara mode
curDiag->Text = grid->editBox->TextEdit->GetText();
curDiag->UpdateData();
}
// Update edit box
grid->editBox->StartTime->Update();
grid->editBox->EndTime->Update();
grid->editBox->Duration->Update();
// Update grid
grid->editBox->Update(!karaoke->enabled);
grid->ass->FlagAsModified();
grid->CommitChanges();
karaoke->curSyllable = karSyl;
blockUpdate = false;
}
// Next line
if (nextLine && !karaoke->enabled && Options.AsBool(_T("Audio Next Line on Commit")) && !wasKaraSplitting) {
// Insert a line if it doesn't exist
int nrows = grid->GetRows();
if (nrows == line_n + 1) {
AssDialogue *def = new AssDialogue;
def->Start = grid->GetDialogue(line_n)->End;
def->End = grid->GetDialogue(line_n)->End;
def->End.SetMS(def->End.GetMS()+5000);
def->Style = grid->GetDialogue(line_n)->Style;
grid->InsertLine(def,line_n,true);
}
// Go to next
dontReadTimes = true;
Next();
dontReadTimes = false;
curStartMS = curEndMS;
curEndMS = curStartMS + Options.AsInt(_T("Timing Default Duration"));
}
Update();
}
////////////
// Add lead
void AudioDisplay::AddLead(bool in,bool out) {
// Lead in
if (in) {
curStartMS -= Options.AsInt(_T("Audio Lead in"));
if (curStartMS < 0) curStartMS = 0;
}
// Lead out
if (out) {
curEndMS += Options.AsInt(_T("Audio Lead out"));
}
// Set changes
NeedCommit = true;
if (Options.AsBool(_T("Audio Autocommit"))) CommitChanges();
Update();
}
///////////////
// Event table
BEGIN_EVENT_TABLE(AudioDisplay, wxWindow)
EVT_MOUSE_EVENTS(AudioDisplay::OnMouseEvent)
EVT_PAINT(AudioDisplay::OnPaint)
EVT_SIZE(AudioDisplay::OnSize)
EVT_TIMER(Audio_Update_Timer,AudioDisplay::OnUpdateTimer)
EVT_KEY_DOWN(AudioDisplay::OnKeyDown)
EVT_SET_FOCUS(AudioDisplay::OnGetFocus)
EVT_KILL_FOCUS(AudioDisplay::OnLoseFocus)
END_EVENT_TABLE()
/////////
// Paint
void AudioDisplay::OnPaint(wxPaintEvent& event) {
if (w == 0 || h == 0) return;
wxPaintDC dc(this);
dc.DrawBitmap(*origImage,0,0);
}
///////////////
// Mouse event
void AudioDisplay::OnMouseEvent(wxMouseEvent& event) {
// Get x,y
__int64 x = event.GetX();
__int64 y = event.GetY();
bool karMode = karaoke->enabled;
bool shiftDown = event.m_shiftDown;
bool ctrlDown = event.m_controlDown;
int timelineHeight = Options.AsBool(_T("Audio Draw Timeline")) ? 20 : 0;
// Leaving event
if (event.Leaving()) {
event.Skip();
return;
}
// Is inside?
bool inside = false;
bool onScale = false;
if (x >= 0 && y >= 0 && x < w) {
if (y < h) {
inside = true;
// Get focus
if (wxWindow::FindFocus() != this && Options.AsBool(_T("Audio Autofocus"))) SetFocus();
}
else if (y < h+timelineHeight) onScale = true;
}
// Click type
if (event.ButtonDown(wxMOUSE_BTN_LEFT) && !holding) {
holding = true;
CaptureMouse();
}
if (!event.ButtonIsDown(wxMOUSE_BTN_LEFT) && holding) {
holding = false;
if (HasCapture()) ReleaseMouse();
}
// Mouse wheel
if (event.GetWheelRotation() != 0) {
// Zoom or scroll?
bool zoom = shiftDown;
if (Options.AsBool(_T("Audio Wheel Default To Zoom"))) zoom = !zoom;
// Zoom
if (zoom) {
int step = -event.GetWheelRotation() / event.GetWheelDelta();
int value = box->HorizontalZoom->GetValue()+step;
box->HorizontalZoom->SetValue(value);
SetSamplesPercent(value,true,float(x)/float(w));
}
// Scroll
else {
int step = event.GetWheelRotation() * w / 360;
UpdatePosition(Position+step,false);
UpdateImage();
}
}
// Cursor drawing
if (!player->IsPlaying()) {
// Draw bg
wxClientDC dc(this);
dc.DrawBitmap(*origImage,0,0);
if (inside) {
// Draw cursor
dc.SetLogicalFunction(wxINVERT);
dc.DrawLine(x,0,x,h);
// Time
if (Options.AsBool(_T("Audio Draw Cursor Time"))) {
// Time string
AssTime time;
time.SetMS(GetMSAtX(x));
wxString text = time.GetASSFormated();
// Calculate metrics
wxFont font(10,wxFONTFAMILY_DEFAULT,wxFONTSTYLE_NORMAL,wxFONTWEIGHT_BOLD,false,_T("Verdana"));
dc.SetFont(font);
int tw,th;
GetTextExtent(text,&tw,&th,NULL,NULL,&font);
// Set inversion
bool left = true;
if (x > w/2) left = false;
// Text coordinates
int dx;
dx = x - tw/2;
if (dx < 4) dx = 4;
int max = w - tw - 4;
if (dx > max) dx = max;
int dy = 4;
// Draw text
dc.SetTextForeground(wxColour(64,64,64));
dc.DrawText(text,dx+1,dy-1);
dc.DrawText(text,dx+1,dy+1);
dc.DrawText(text,dx-1,dy-1);
dc.DrawText(text,dx-1,dy+1);
dc.SetTextForeground(wxColour(255,255,255));
dc.DrawText(text,dx,dy);
}
}
}
// Scale dragging
if ((hold == 0 && onScale) || draggingScale) {
if (event.ButtonDown(wxMOUSE_BTN_LEFT)) {
lastDragX = x;
draggingScale = true;
}
else if (holding) {
int delta = lastDragX - x;
lastDragX = x;
UpdatePosition(Position + delta);
UpdateImage();
Refresh(false);
SetCursor(wxNullCursor);
return;
}
else draggingScale = false;
}
// Outside
if (!inside && hold == 0) return;
// Left/middle click
if (event.ButtonDown(wxMOUSE_BTN_LEFT) || event.Button(wxMOUSE_BTN_MIDDLE)) {
SetFocus();
}
// Right click
if (event.ButtonDown(wxMOUSE_BTN_RIGHT)) {
SetFocus();
if (karaoke->enabled) {
int syl = GetSyllableAtX(x);
if (syl != -1) {
int start = karaoke->syllables.at(syl).position * 10 + dialogue->Start.GetMS();
int count = karaoke->syllables.at(syl).length * 10;
player->Play(GetSampleAtMS(start),GetSampleAtMS(count));
//return;
}
}
}
// Buttons
bool leftIsDown = event.ButtonIsDown(wxMOUSE_BTN_LEFT);
bool rightIsDown = event.ButtonIsDown(wxMOUSE_BTN_RIGHT);
bool buttonIsDown = leftIsDown || rightIsDown;
bool leftClick = event.ButtonDown(wxMOUSE_BTN_LEFT);
bool rightClick = event.ButtonDown(wxMOUSE_BTN_RIGHT);
bool buttonClick = leftClick || rightClick;
bool defCursor = true;
// Timing
if (hasSel) {
bool updated = false;
// Grab start/end
if (hold == 0) {
bool gotGrab = false;
bool karTime = karMode && !event.ControlDown();
// Line timing mode
if (!karTime) {
// Grab start
if (abs64 (x - selStart) < 6) {
wxCursor cursor(wxCURSOR_SIZEWE);
SetCursor(cursor);
defCursor = false;
if (buttonClick) {
hold = 1;
gotGrab = true;
}
}
// Grab end
else if (abs64 (x - selEnd) < 6) {
wxCursor cursor(wxCURSOR_SIZEWE);
SetCursor(cursor);
defCursor = false;
if (buttonClick) {
hold = 2;
gotGrab = true;
}
}
// Dragging nothing, time from scratch
else {
if (buttonClick) {
if (leftClick) hold = 3;
else hold = 2;
lastX = x;
gotGrab = true;
}
}
}
// Karaoke mode
else {
// Look for a syllable
__int64 pos,len,curpos;
KaraokeSyllable *curSyl;
size_t karn = karaoke->syllables.size();
for (size_t i=0;i<karn;i++) {
curSyl = &karaoke->syllables.at(i);
len = curSyl->length*10;
curpos = curSyl->position*10;
if (len != -1) {
pos = GetXAtMS(curStartMS+len+curpos);
// Grabbing syllable boundary
if (abs64 (x - pos) < 4) {
wxCursor cursor(wxCURSOR_SIZEWE);
SetCursor(cursor);
defCursor = false;
if (event.LeftIsDown()) {
hold = 4;
holdSyl = (int)i;
gotGrab = true;
}
break;
}
}
}
// No syllable found, select if possible
if (hold == 0 && leftClick) {
int syl = GetSyllableAtX(x);
if (syl != -1) {
karaoke->SetSyllable(syl);
updated = true;
}
}
}
}
// Drag start/end
if (hold != 0) {
// Dragging
if (buttonIsDown) {
// Drag from nothing or straight timing
if (hold == 3 && buttonIsDown) {
if (!karMode) {
if (leftIsDown) curStartMS = GetMSAtX(x);
else curEndMS = GetMSAtX(x);
updated = true;
diagUpdated = true;
if (leftIsDown && x != lastX) {
selStart = lastX;
selEnd = x;
curStartMS = GetBoundarySnap(GetMSAtX(lastX),event.ShiftDown()?0:10,true);
curEndMS = GetMSAtX(x);
hold = 2;
}
}
}
// Drag start
if (hold == 1 && buttonIsDown) {
// Set new value
if (x != selStart) {
int snapped = GetBoundarySnap(GetMSAtX(x),event.ShiftDown()?0:10,true);
selStart = GetXAtMS(snapped);
if (selStart > selEnd) {
int temp = selStart;
selStart = selEnd;
selEnd = temp;
hold = 2;
curEndMS = snapped;
snapped = GetMSAtX(selStart);
}
curStartMS = snapped;
updated = true;
diagUpdated = true;
}
}
// Drag end
if (hold == 2 && buttonIsDown) {
// Set new value
if (x != selEnd) {
int snapped = GetBoundarySnap(GetMSAtX(x),event.ShiftDown()?0:10,false);
selEnd = GetXAtMS(snapped);
//selEnd = GetBoundarySnap(x,event.ShiftDown()?0:10,false);
if (selStart > selEnd) {
int temp = selStart;
selStart = selEnd;
selEnd = temp;
hold = 1;
curStartMS = snapped;
snapped = GetMSAtX(selEnd);
}
curEndMS = snapped;
updated = true;
diagUpdated = true;
}
}
// Drag karaoke
if (hold == 4 && leftIsDown) {
// Set new value
int curpos,len,pos,nkar;
KaraokeSyllable *curSyl=NULL,*nextSyl=NULL;
curSyl = &karaoke->syllables.at(holdSyl);
nkar = (int)karaoke->syllables.size();
if (holdSyl < nkar-1) {
nextSyl = &karaoke->syllables.at(holdSyl+1);
}
curpos = curSyl->position;
len = curSyl->length;
pos = GetXAtMS(curStartMS+(len+curpos)*10);
if (x != pos) {
// Calculate delta in centiseconds
int delta = ((__int64)(x-pos)*samples*100)/provider->GetSampleRate();
// Apply delta
int deltaMode = 0;
if (shiftDown) deltaMode = 1;
// else if (ctrlDown) deltaMode = 2;
bool result = karaoke->SyllableDelta(holdSyl,delta,deltaMode);
if (result) {
updated = true;
diagUpdated = true;
}
}
}
}
// Release
else {
// Commit changes
if (diagUpdated) {
diagUpdated = false;
NeedCommit = true;
if (curStartMS <= curEndMS) {
grid->editBox->StartTime->SetTime(curStartMS,true);
grid->editBox->EndTime->SetTime(curEndMS,true);
grid->editBox->Duration->SetTime(curEndMS-curStartMS,true);
if (Options.AsBool(_T("Audio Autocommit"))) CommitChanges();
}
else UpdateImage(true);
}
// Update stuff
SetCursor(wxNullCursor);
hold = 0;
}
}
// Update stuff
if (updated) {
if (diagUpdated) NeedCommit = true;
player->SetEndPosition(GetSampleAtX(selEnd));
if (hold != 0) {
wxCursor cursor(wxCURSOR_SIZEWE);
SetCursor(cursor);
}
UpdateImage(true);
}
}
// Not holding
else {
hold = 0;
}
// Restore cursor
if (defCursor) SetCursor(wxNullCursor);
}
////////////////////////
// Get snap to boundary
int AudioDisplay::GetBoundarySnap(int ms,int rangeX,bool start) {
// Range?
if (rangeX <= 0) return ms;
// Convert range into miliseconds
int rangeMS = rangeX*samples*1000 / provider->GetSampleRate();
// Find the snap boundaries
wxArrayInt boundaries;
if (VideoContext::Get()->KeyFramesLoaded() && Options.AsBool(_T("Audio Draw Secondary Lines"))) {
__int64 keyMS;
wxArrayInt keyFrames = VideoContext::Get()->GetKeyFrames();
int frame;
for (unsigned int i=0;i<keyFrames.Count();i++) {
frame = keyFrames[i];
if (!start) frame--;
if (frame < 0) frame = 0;
keyMS = VFR_Output.GetTimeAtFrame(frame,start);
//if (start) keyX++;
if (GetXAtMS(keyMS) >= 0 && GetXAtMS(keyMS) < w) boundaries.Add(keyMS);
}
}
// Other subtitles' boundaries
int inactiveType = Options.AsInt(_T("Audio Inactive Lines Display Mode"));
if (inactiveType == 1 || inactiveType == 2) {
AssDialogue *shade;
int shadeX1,shadeX2;
int shadeFrom,shadeTo;
// Get range
if (inactiveType == 1) {
shadeFrom = this->line_n-1;
shadeTo = shadeFrom+1;
}
else {
shadeFrom = 0;
shadeTo = grid->GetRows();
}
for (int j=shadeFrom;j<shadeTo;j++) {
if (j == line_n) continue;
shade = grid->GetDialogue(j);
if (shade) {
// Get coordinates
shadeX1 = GetXAtMS(shade->Start.GetMS());
shadeX2 = GetXAtMS(shade->End.GetMS());
if (shadeX1 >= 0 && shadeX1 < w) boundaries.Add(shade->Start.GetMS());
if (shadeX2 >= 0 && shadeX2 < w) boundaries.Add(shade->End.GetMS());
}
}
}
// See if ms falls within range of any of them
int minDist = rangeMS+1;
int bestMS = ms;
for (unsigned int i=0;i<boundaries.Count();i++) {
if (abs(ms-boundaries[i]) < minDist) {
bestMS = boundaries[i];
minDist = abs(ms-boundaries[i]);
}
}
// Return best match
return bestMS;
}
//
// SCRUBBING CODE, REMOVED FROM THE FUNCTION ABOVE
/*
// Stop scrubbing
bool scrubButton = false && event.ButtonIsDown(wxMOUSE_BTN_MIDDLE);
if (scrubbing && !scrubButton) {
// Release mouse
scrubbing = false;
if (HasCapture()) ReleaseMouse();
// Stop player
player->Stop();
player->SetProvider(provider);
delete scrubProvider;
}
// Start scrubbing
if (!scrubbing && scrubButton && provider->GetChannels() == 1) {
// Get mouse
CaptureMouse();
scrubbing = true;
// Initialize provider
player->Stop();
scrubProvider = new StreamAudioProvider();
scrubProvider->SetParams(provider->GetChannels(),provider->GetSampleRate(),provider->GetBytesPerSample());
player->SetProvider(scrubProvider);
// Set variables
scrubLastPos = GetSampleAtX(x);
scrubTime = clock();
scrubLastRate = provider->GetSampleRate();
}
// Scrub
if (scrubbing && scrubButton) {
// Get current data
__int64 exactPos = MAX(0,GetSampleAtX(x));
int curScrubTime = clock();
int scrubDeltaTime = curScrubTime - scrubTime;
bool invert = exactPos < scrubLastPos;
__int64 curScrubPos = exactPos;
if (scrubDeltaTime > 0) {
// Get derived data
int rateChange = provider->GetSampleRate()/20;
int curRate = MID(int(scrubLastRate-rateChange),abs(int(exactPos - scrubLastPos)) * CLOCKS_PER_SEC / scrubDeltaTime,int(scrubLastRate+rateChange));
if (abs(curRate-scrubLastRate) < rateChange) curRate = scrubLastRate;
curScrubPos = scrubLastPos + (curRate * scrubDeltaTime / CLOCKS_PER_SEC * (invert ? -1 : 1));
__int64 scrubDelta = curScrubPos - scrubLastPos;
scrubLastRate = curRate;
// Copy data to buffer
if (scrubDelta != 0) {
// Create buffer
int bufSize = scrubDeltaTime * scrubProvider->GetSampleRate() / CLOCKS_PER_SEC;
short *buf = new short[bufSize];
// Flag as inverted, if necessary
if (invert) scrubDelta = -scrubDelta;
// Copy data from original provider to temp buffer
short *temp = new short[scrubDelta];
provider->GetAudio(temp,MIN(curScrubPos,scrubLastPos),scrubDelta);
// Scale
float scale = float(double(scrubDelta) / double(bufSize));
float start,end;
int istart,iend;
float tempfinal;
for (int i=0;i<bufSize;i++) {
start = i*scale;
end = (i+1)*scale;
istart = (int) start;
iend = MIN((int) end,scrubDelta-1);
if (istart == iend) tempfinal = temp[istart] * (end - start);
else {
tempfinal = temp[istart] * (1 + istart - start) + temp[iend] * (end - iend);
for (int j=istart+1;j<iend;j++) tempfinal += temp[i];
}
buf[i] = tempfinal / scale;
}
//int len = MIN(bufSize,scrubDelta);
//for (int i=0;i<len;i++) buf[i] = temp[i];
//for (int i=len;i<bufSize;i++) buf[i] = 0;
delete temp;
// Invert
if (invert) {
short aux;
for (int i=0;i<bufSize/2;i++) {
aux = buf[i];
buf[i] = buf[bufSize-i-1];
buf[bufSize-i-1] = aux;
}
}
// Send data to provider
scrubProvider->Append(buf,bufSize);
if (!player->IsPlaying()) player->Play(0,~0ULL);
delete buf;
}
}
// Update last pos and time
scrubLastPos = curScrubPos;
scrubTime = curScrubTime;
// Return
return;
}
*/
//////////////
// Size event
void AudioDisplay::OnSize(wxSizeEvent &event) {
// Set size
GetClientSize(&w,&h);
h -= Options.AsBool(_T("Audio Draw Timeline")) ? 20 : 0;
// Update image
UpdateImage();
// Update scrollbar
UpdateScrollbar();
}
///////////////
// Timer event
void AudioDisplay::OnUpdateTimer(wxTimerEvent &event) {
// Get lock and check if it's OK
if (player->GetMutex()) {
wxMutexLocker locker(*player->GetMutex());
if (!locker.IsOk()) return;
}
if (!player->IsPlaying()) return;
// Get DCs
//wxMutexGuiEnter();
wxClientDC dc(this);
// Draw cursor
int curpos = -1;
if (player->IsPlaying()) {
__int64 curPos = player->GetCurrentPosition();
if (curPos > player->GetStartPosition() && curPos < player->GetEndPosition()) {
// Scroll if needed
int posX = GetXAtSample(curPos);
bool fullDraw = false;
bool centerLock = false;
bool scrollToCursor = Options.AsBool(_T("Audio lock scroll on cursor"));
if (centerLock) {
int goTo = MAX(0,curPos - w*samples/2);
if (goTo >= 0) {
UpdatePosition(goTo,true);
UpdateImage();
fullDraw = true;
}
}
else {
if (scrollToCursor) {
if (posX < 80 || posX > w-80) {
int goTo = MAX(0,curPos - 80*samples);
if (goTo >= 0) {
UpdatePosition(goTo,true);
UpdateImage();
fullDraw = true;
}
}
}
}
// Draw cursor
wxMemoryDC src;
curpos = GetXAtSample(curPos);
dc.SetPen(wxPen(Options.AsColour(_T("Audio Play cursor"))));
src.SelectObject(*origImage);
if (fullDraw) {
//dc.Blit(0,0,w,h,&src,0,0);
dc.DrawLine(curpos,0,curpos,h);
//dc.Blit(0,0,curpos-10,h,&src,0,0);
//dc.Blit(curpos+10,0,w-curpos-10,h,&src,curpos+10,0);
}
else {
dc.Blit(oldCurPos,0,1,h,&src,oldCurPos,0);
dc.DrawLine(curpos,0,curpos,h);
}
}
else {
if (curPos > player->GetEndPosition() + 8192) {
player->Stop();
}
wxMemoryDC src;
src.SelectObject(*origImage);
dc.Blit(oldCurPos,0,1,h,&src,oldCurPos,0);
}
}
// Restore background
else {
wxMemoryDC src;
src.SelectObject(*origImage);
dc.Blit(oldCurPos,0,1,h,&src,oldCurPos,0);
}
oldCurPos = curpos;
}
////////////
// Key down
void AudioDisplay::OnKeyDown(wxKeyEvent &event) {
int key = event.GetKeyCode();
Hotkeys.SetPressed(key,event.m_controlDown,event.m_altDown,event.m_shiftDown);
// Accept
if (Hotkeys.IsPressed(_T("Audio Commit"))) {
CommitChanges(true);
//ChangeLine(1);
}
// Accept (SSA's "Grab times")
if (Hotkeys.IsPressed(_T("Audio Commit Alt"))) {
CommitChanges(true);
}
// Accept (stay)
if (Hotkeys.IsPressed(_T("Audio Commit (Stay)"))) {
CommitChanges();
}
// Previous
if (Hotkeys.IsPressed(_T("Audio Prev Line")) || Hotkeys.IsPressed(_T("Audio Prev Line Alt"))) {
Prev();
}
// Next
if (Hotkeys.IsPressed(_T("Audio Next Line")) || Hotkeys.IsPressed(_T("Audio Next Line Alt"))) {
Next();
}
// Play
if (Hotkeys.IsPressed(_T("Audio Play")) || Hotkeys.IsPressed(_T("Audio Play Alt"))) {
int start=0,end=0;
GetTimesSelection(start,end);
Play(start,end);
}
// Play/Stop
if (Hotkeys.IsPressed(_T("Audio Play or Stop"))) {
if (player->IsPlaying()) Stop();
else {
int start=0,end=0;
GetTimesSelection(start,end);
Play(start,end);
}
}
// Stop
if (Hotkeys.IsPressed(_T("Audio Stop"))) {
Stop();
}
// Increase length
if (Hotkeys.IsPressed(_T("Audio Karaoke Increase Len"))) {
if (karaoke->enabled) {
bool result = karaoke->SyllableDelta(karaoke->curSyllable,1,0);
if (result) diagUpdated = true;
}
}
// Increase length (shift)
if (Hotkeys.IsPressed(_T("Audio Karaoke Increase Len Shift"))) {
if (karaoke->enabled) {
bool result = karaoke->SyllableDelta(karaoke->curSyllable,1,1);
if (result) diagUpdated = true;
}
}
// Decrease length
if (Hotkeys.IsPressed(_T("Audio Karaoke Decrease Len"))) {
if (karaoke->enabled) {
bool result = karaoke->SyllableDelta(karaoke->curSyllable,-1,0);
if (result) diagUpdated = true;
}
}
// Decrease length (shift)
if (Hotkeys.IsPressed(_T("Audio Karaoke Decrease Len Shift"))) {
if (karaoke->enabled) {
bool result = karaoke->SyllableDelta(karaoke->curSyllable,-1,1);
if (result) diagUpdated = true;
}
}
// Move backwards
if (Hotkeys.IsPressed(_T("Audio Scroll Left"))) {
UpdatePosition(Position-128,false);
UpdateImage();
}
// Move forward
if (Hotkeys.IsPressed(_T("Audio Scroll Right"))) {
UpdatePosition(Position+128,false);
UpdateImage();
}
// Play first 500 ms
if (Hotkeys.IsPressed(_T("Audio Play First 500ms"))) {
int start=0,end=0;
GetTimesSelection(start,end);
int e = start+500;
if (e > end) e = end;
Play(start,e);
}
// Play last 500 ms
if (Hotkeys.IsPressed(_T("Audio Play Last 500ms"))) {
int start=0,end=0;
GetTimesSelection(start,end);
int s = end-500;
if (s < start) s = start;
Play(s,end);
}
// Play 500 ms before
if (Hotkeys.IsPressed(_T("Audio Play 500ms Before"))) {
int start=0,end=0;
GetTimesSelection(start,end);
Play(start-500,start);
}
// Play 500 ms after
if (Hotkeys.IsPressed(_T("Audio Play 500ms After"))) {
int start=0,end=0;
GetTimesSelection(start,end);
Play(end,end+500);
}
// Play to end of file
if (Hotkeys.IsPressed(_T("Audio Play To End"))) {
int start=0,end=0;
GetTimesSelection(start,end);
Play(start,-1);
}
// Play original line
if (Hotkeys.IsPressed(_T("Audio Play Original Line"))) {
int start=0,end=0;
GetTimesDialogue(start,end);
SetSelection(start, end);
Play(start,end);
}
// Lead in
if (Hotkeys.IsPressed(_T("Audio Add Lead In"))) {
AddLead(true,false);
}
// Lead out
if (Hotkeys.IsPressed(_T("Audio Add Lead Out"))) {
AddLead(false,true);
}
// Update
if (diagUpdated) {
diagUpdated = false;
NeedCommit = true;
if (Options.AsBool(_T("Audio Autocommit")) && curStartMS <= curEndMS) CommitChanges();
else UpdateImage(true);
}
}
///////////////
// Change line
void AudioDisplay::ChangeLine(int delta) {
if (dialogue) {
// Get next line number and make sure it's within bounds
int next = line_n+delta;
if (next == -1) next = 0;
if (next == grid->GetRows()) next = grid->GetRows() - 1;
// Set stuff
NeedCommit = false;
dialogue = NULL;
grid->editBox->SetToLine(next);
grid->SelectRow(next);
grid->MakeCellVisible(next,0,true);
if (!dialogue) UpdateImage(true);
else UpdateImage(false);
line_n = next;
}
}
////////
// Next
void AudioDisplay::Next() {
// Karaoke
if (karaoke->enabled) {
int nextSyl = karaoke->curSyllable+1;
bool needsUpdate = true;
// Last syllable; jump to next
if (nextSyl >= (signed int)karaoke->syllables.size()) {
// Already last?
if (line_n == grid->GetRows()-1) return;
if (NeedCommit) {
int result = wxMessageBox(_("Do you want to commit your changes? If you choose No, they will be discarded."),_("Commit?"),wxYES_NO | wxCANCEL | wxICON_QUESTION);
//int result = wxNO;
if (result == wxYES) {
CommitChanges();
}
else if (result == wxCANCEL) {
karaoke->curSyllable = (int)karaoke->syllables.size()-1;
return;
}
}
nextSyl = 0;
karaoke->curSyllable = 0;
ChangeLine(1);
needsUpdate = false;
}
// Set syllable
karaoke->SetSyllable(nextSyl);
if (needsUpdate) Update();
int start=0,end=0;
GetTimesSelection(start,end);
Play(start,end);
}
// Plain mode
else {
ChangeLine(1);
}
}
////////////
// Previous
void AudioDisplay::Prev() {
// Karaoke
if (karaoke->enabled) {
int nextSyl = karaoke->curSyllable-1;
bool needsUpdate = true;
// First syllable; jump line
if (nextSyl < 0) {
// Already first?
if (line_n == 0) return;
if (NeedCommit) {
int result = wxMessageBox(_("Do you want to commit your changes? If you choose No, they will be discarded."),_("Commit?"),wxYES_NO | wxCANCEL);
if (result == wxYES) {
CommitChanges();
}
else if (result == wxCANCEL) {
karaoke->curSyllable = 0;
return;
}
}
karaoke->curSyllable = -1;
ChangeLine(-1);
needsUpdate = false;
}
// Set syllable
karaoke->SetSyllable(nextSyl);
if (needsUpdate) Update();
int start=0,end=0;
GetTimesSelection(start,end);
Play(start,end);
}
// Plain mode
else {
ChangeLine(-1);
}
}
///////////////////////////////
// Gets syllable at x position
int AudioDisplay::GetSyllableAtX(int x) {
if (!karaoke->enabled) return -1;
int ms = GetMSAtX(x);
size_t syllables = karaoke->syllables.size();;
int sylstart,sylend;
// Find a matching syllable
for (size_t i=0;i<syllables;i++) {
sylstart = karaoke->syllables.at(i).position*10 + curStartMS;
sylend = karaoke->syllables.at(i).length*10 + sylstart;
if (ms >= sylstart && ms < sylend) {
return (int)i;
}
}
return -1;
}
////////////////
// Focus events
void AudioDisplay::OnGetFocus(wxFocusEvent &event) {
if (!hasFocus) {
hasFocus = true;
UpdateImage(true);
}
}
void AudioDisplay::OnLoseFocus(wxFocusEvent &event) {
if (hasFocus && loaded) {
hasFocus = false;
UpdateImage(true);
Refresh(false);
}
}
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