void DXTencoderApp::update()
{
bool hasNewFrame = false;
if( mMovie && isStarted){
//scaledSize.x= 196;
scaledSize.x=mMovie->getWidth();
hasNewFrame = mMovie->stepForward();
scaledSize.y = mMovie->getSize().y * scaledSize.x / mMovie->getSize().x;
correctedSize = scaledSize;
correctedSize.y = correctedSize.y - (correctedSize.y % 4);
mDxtCreator.w = correctedSize.x;
mDxtCreator.h = correctedSize.y;
mSurface = mMovie->getSurface();
if (mSurface) {
if (currentFrame == 0) {
movieLoadedSetParameters();
isStarted = true;
}
if(currentFrame < endFrame){
scaledSurface = ip::resizeCopy(*mSurface, Area(0, 0, mMovie->getSize().x, mMovie->getSize().y), scaledSize);
// // make a copy but crop some pixels.
correctedSurface = Surface(correctedSize.x, correctedSize.y, true);
correctedSurface.copyFrom(scaledSurface, Area(0,0,correctedSize.x,correctedSize.y));
mDxtCreator.writePixels(correctedSurface.getData(),currentFrame);
currentFrame++;
}else if(currentFrame == endFrame){
mDxtCreator.close();
mMovie->stop();
isStarted = false;
}
} }
}
void QTimeIterApp::keyDown( KeyEvent event )
{
if( event.getChar() == 'f' ) {
setFullScreen( ! isFullScreen() );
}
else if( event.getChar() == 'o' ) {
fs::path moviePath = getOpenFilePath();
if( ! moviePath.empty() )
loadMovieFile( moviePath );
}
// these keys only make sense if there is an active movie
if( mMovie ) {
if( event.getCode() == KeyEvent::KEY_LEFT ) {
mMovie->stepBackward();
}
if( event.getCode() == KeyEvent::KEY_RIGHT ) {
mMovie->stepForward();
}
else if( event.getChar() == 's' ) {
if( mSurface ) {
fs::path savePath = getSaveFilePath();
if( ! savePath.empty() ) {
writeImage( savePath, *mSurface );
}
}
}
else if( event.getChar() == 'm' ) {
// jump to the middle frame
mMovie->seekToTime( mMovie->getDuration() / 2 );
}
else if( event.getChar() == ' ' ) {
if( mMovie->isPlaying() )
mMovie->stop();
else
mMovie->play();
}
}
}