OSErr DrawCompleteProc(Movie theMovie, long refCon){
ofQuickTimePlayer * ofvp = (ofQuickTimePlayer *)refCon;
#if defined(TARGET_OSX) && defined(__BIG_ENDIAN__)
if (pixelFormat == OF_PIXELS_RGBA) {
convertPixels(ofvp->offscreenGWorldPixels, ofvp->pixels.getPixels(), ofvp->width, ofvp->height, 4);
} else {
convertPixels(ofvp->offscreenGWorldPixels, ofvp->pixels.getPixels(), ofvp->width, ofvp->height, 3);
}
#endif
ofvp->bHavePixelsChanged = true;
return noErr;
}
//--------------------------------------------------------------------
void ofQuickTimeGrabber::update(){
//---------------------------------
#ifdef OF_VIDEO_CAPTURE_QUICKTIME
//---------------------------------
if (bGrabberInited == true){
SGIdle(gSeqGrabber);
// set the top pixel alpha = 0, so we can know if it
// was a new frame or not..
// or else we will process way more than necessary
// (ie opengl is running at 60fps +, capture at 30fps)
if (bHavePixelsChanged){
#if defined(TARGET_OSX) && defined(__BIG_ENDIAN__)
convertPixels(offscreenGWorldPixels, pixels.getPixels(), width, height);
#endif
}
}
// newness test for quicktime:
if (bGrabberInited == true){
bIsFrameNew = false;
if (bHavePixelsChanged == true){
bIsFrameNew = true;
bHavePixelsChanged = false;
}
}
//---------------------------------
#endif
//---------------------------------
}
//--------------------------------------------------------
void ofQuickTimePlayer::start(){
//--------------------------------------
#ifdef OF_VIDEO_PLAYER_QUICKTIME
//--------------------------------------
if (bLoaded == true && bStarted == false){
SetMovieActive(moviePtr, true);
//------------------ set the movie rate to default
//------------------ and preroll, so the first frames come correct
TimeValue timeNow = GetMovieTime(moviePtr, 0);
Fixed playRate = GetMoviePreferredRate(moviePtr); //Not being used!
PrerollMovie(moviePtr, timeNow, X2Fix(speed));
SetMovieRate(moviePtr, X2Fix(speed));
setLoopState(currentLoopState);
// get some pixels in there right away:
MoviesTask(moviePtr,0);
#if defined(TARGET_OSX) && defined(__BIG_ENDIAN__)
convertPixels(offscreenGWorldPixels, pixels.getPixels(), width, height);
#endif
bHavePixelsChanged = true;
bStarted = true;
bPlaying = true;
}
//--------------------------------------
#endif
//--------------------------------------
}
//--------------------------------------------------------
void ofVideoPlayer::start(){
//--------------------------------------
#ifdef OF_VIDEO_PLAYER_QUICKTIME
//--------------------------------------
if (bLoaded == true && bStarted == false){
SetMovieActive(moviePtr, true);
//------------------ set the movie rate to default
//------------------ and preroll, so the first frames come correct
TimeValue timeNow = GetMovieTime(moviePtr, 0);
Fixed playRate = GetMoviePreferredRate(moviePtr); //Not being used!
PrerollMovie(moviePtr, timeNow, X2Fix(speed));
SetMovieRate(moviePtr, X2Fix(speed));
setLoopState(OF_LOOP_NORMAL);
// get some pixels in there right away:
MoviesTask(moviePtr,0);
convertPixels(offscreenGWorldPixels, pixels, width, height);
bHavePixelsChanged = true;
if (bUseTexture == true){
tex.loadData(pixels, width, height, GL_RGB);
}
bStarted = true;
bPlaying = true;
}
//--------------------------------------
#endif
//--------------------------------------
}
OSErr DrawCompleteProc(Movie theMovie, long refCon){
ofVideoPlayer * ofvp = (ofVideoPlayer *)refCon;
convertPixels(ofvp->offscreenGWorldPixels, ofvp->pixels, ofvp->width, ofvp->height);
ofvp->bHavePixelsChanged = true;
if (ofvp->bUseTexture == true){
ofvp->tex.loadData(ofvp->pixels, ofvp->width, ofvp->height, GL_RGB);
}
return noErr;
}
//--------------------------------------------------------------
void ofApp::update(){
boids.update(pointX, pointY);
osc.update();
if(bRecording){
cap.readToPixels(recordPixels);
convertPixels();
vidRecorder.addFrame(converted);
}
}
//--------------------------------------------------------------
void ofApp::update(){
storm.particle_size = (GLfloat)calcSize.update();
storm.update(pointX, pointY);
osc->update();
//VideoCapture
if(bRecording){
cap.readToPixels(recordPixels);
convertPixels();
vidRecorder.addFrame(converted);
}
}
OSErr DrawCompleteProc(Movie theMovie, long refCon){
ofVideoPlayer * ofvp = (ofVideoPlayer *)refCon;
#if defined(TARGET_OSX) && defined(__BIG_ENDIAN__)
convertPixels(ofvp->offscreenGWorldPixels, ofvp->pixels, ofvp->width, ofvp->height);
#endif
ofvp->bHavePixelsChanged = true;
if (ofvp->bUseTexture == true){
ofvp->tex.loadData(ofvp->pixels, ofvp->width, ofvp->height, GL_RGB);
}
return noErr;
}
//--------------------------------------------------------------------
void ofVideoGrabber::grabFrame(){
//---------------------------------
#ifdef OF_VIDEO_CAPTURE_QUICKTIME
//---------------------------------
if (bGrabberInited == true){
SGIdle(gSeqGrabber);
// set the top pixel alpha = 0, so we can know if it
// was a new frame or not..
// or else we will process way more than necessary
// (ie opengl is running at 60fps +, capture at 30fps)
if (offscreenGWorldPixels[0] != 0x00){
offscreenGWorldPixels[0] = 0x00;
bHavePixelsChanged = true;
convertPixels(offscreenGWorldPixels, pixels, width, height);
if (bUseTexture){
tex.loadData(pixels, width, height, GL_RGB);
}
}
}
// newness test for quicktime:
if (bGrabberInited == true){
bIsFrameNew = false;
if (bHavePixelsChanged == true){
bIsFrameNew = true;
bHavePixelsChanged = false;
}
}
//---------------------------------
#endif
//---------------------------------
//---------------------------------
#ifdef OF_VIDEO_CAPTURE_DIRECTSHOW
//---------------------------------
if (bGrabberInited == true){
bIsFrameNew = false;
if (VI.isFrameNew(device)){
bIsFrameNew = true;
/*
rescale --
currently this is nearest neighbor scaling
not the greatest, but fast
this can be optimized too
with pointers, etc
better --
make sure that you ask for a "good" size....
*/
unsigned char * viPixels = VI.getPixels(device, true, true);
if (bDoWeNeedToResize == true){
int inputW = VI.getWidth(device);
int inputH = VI.getHeight(device);
float scaleW = (float)inputW / (float)width;
float scaleH = (float)inputH / (float)height;
for(int i=0;i<width;i++){
for(int j=0;j<height;j++){
float posx = i * scaleW;
float posy = j * scaleH;
/*
// start of calculating
// for linear interpolation
int xbase = (int)floor(posx);
int xhigh = (int)ceil(posx);
float pctx = (posx - xbase);
int ybase = (int)floor(posy);
int yhigh = (int)ceil(posy);
float pcty = (posy - ybase);
*/
int posPix = (((int)posy * inputW * 3) + ((int)posx * 3));
pixels[(j*width*3) + i*3 ] = viPixels[posPix ];
pixels[(j*width*3) + i*3 + 1] = viPixels[posPix+1];
pixels[(j*width*3) + i*3 + 2] = viPixels[posPix+2];
}
}
} else {
memcpy(pixels, viPixels, width*height*3);
}
if (bUseTexture){
tex.loadData(pixels, width, height, GL_RGB);
}
}
}
//---------------------------------
#endif
//---------------------------------
//---------------------------------
#ifdef OF_VIDEO_CAPTURE_UNICAP
//--------------------------------
if (bGrabberInited){
bIsFrameNew = ucGrabber.getFrameUC(&pixels);
if(bIsFrameNew) {
if (bUseTexture){
tex.loadData(pixels, width, height, GL_RGB);
}
}
}
//---------------------------------
#endif
//---------------------------------
//---------------------------------
#ifdef OF_VIDEO_CAPTURE_GSTREAMER
//--------------------------------
if (bGrabberInited){
gstUtils.update();
bIsFrameNew = gstUtils.isFrameNew();
if(bIsFrameNew) {
if (bUseTexture){
tex.loadData(gstUtils.getPixels(), width, height, GL_RGB);
}
}
}
//---------------------------------
#endif
//---------------------------------
//---------------------------------
#ifdef OF_VIDEO_CAPTURE_V4L
//--------------------------------
if (bV4LGrabberInited == true){
bIsFrameNew = getFrameV4L(pixels);
if(bIsFrameNew) {
if (bUseTexture){
tex.loadData(pixels, width, height, GL_RGB);
}
}
}
//---------------------------------
#endif
//---------------------------------
}
//---------------------------------------------------------------------------
bool ofQuickTimePlayer::loadMovie(string name){
//--------------------------------------
#ifdef OF_VIDEO_PLAYER_QUICKTIME
//--------------------------------------
initializeQuicktime(); // init quicktime
closeMovie(); // if we have a movie open, close it
bLoaded = false; // try to load now
if( name.substr(0, 7) == "http://" || name.substr(0,7) == "rtsp://" ){
if(! createMovieFromURL(name, moviePtr) ) return false;
}else{
name = ofToDataPath(name);
if( !createMovieFromPath((char *)name.c_str(), moviePtr) ) return false;
}
bool bDoWeAlreadyHaveAGworld = false;
if (width != 0 && height != 0){
bDoWeAlreadyHaveAGworld = true;
}
Rect movieRect;
GetMovieBox(moviePtr, &(movieRect));
if (bDoWeAlreadyHaveAGworld){
// is the gworld the same size, then lets *not* de-allocate and reallocate:
if (width == movieRect.right &&
height == movieRect.bottom){
SetMovieGWorld (moviePtr, offscreenGWorld, nil);
} else {
width = movieRect.right;
height = movieRect.bottom;
pixels.clear();
delete(offscreenGWorldPixels);
if ((offscreenGWorld)) DisposeGWorld((offscreenGWorld));
createImgMemAndGWorld();
}
} else {
width = movieRect.right;
height = movieRect.bottom;
createImgMemAndGWorld();
}
if (moviePtr == NULL){
return false;
}
//----------------- callback method
myDrawCompleteProc = NewMovieDrawingCompleteUPP (DrawCompleteProc);
SetMovieDrawingCompleteProc (moviePtr, movieDrawingCallWhenChanged, myDrawCompleteProc, (long)this);
// ------------- get the total # of frames:
nFrames = 0;
TimeValue curMovieTime;
curMovieTime = 0;
TimeValue duration;
//OSType whichMediaType = VIDEO_TYPE; // mingw chokes on this
OSType whichMediaType = FOUR_CHAR_CODE('vide');
short flags = nextTimeMediaSample + nextTimeEdgeOK;
while( curMovieTime >= 0 ) {
nFrames++;
GetMovieNextInterestingTime(moviePtr,flags,1,&whichMediaType,curMovieTime,0,&curMovieTime,&duration);
flags = nextTimeMediaSample;
}
nFrames--; // there's an extra time step at the end of themovie
// ------------- get some pixels in there ------
GoToBeginningOfMovie(moviePtr);
SetMovieActiveSegment(moviePtr, -1,-1);
MoviesTask(moviePtr,0);
#if defined(TARGET_OSX) && defined(__BIG_ENDIAN__)
convertPixels(offscreenGWorldPixels, pixels.getPixels(), width, height);
#endif
bStarted = false;
bLoaded = true;
bPlaying = false;
bHavePixelsChanged = false;
speed = 1;
return true;
//--------------------------------------
#endif
//--------------------------------------
}
//---------------------------------------------------------------------------
bool ofQuickTimePlayer::loadMovie(string name) {
//--------------------------------------
#ifdef OF_VIDEO_PLAYER_QUICKTIME
//--------------------------------------
initializeQuicktime(); // init quicktime
closeMovie(); // if we have a movie open, close it
bLoaded = false; // try to load now
// from : https://github.com/openframeworks/openFrameworks/issues/244
// http://developer.apple.com/library/mac/#documentation/QuickTime/RM/QTforWindows/QTforWindows/C-Chapter/3BuildingQuickTimeCa.html
// Apple's documentation *seems* to state that a Gworld should have been set prior to calling NewMovieFromFile
// So I set a dummy Gworld (1x1 pixel) before calling createMovieFromPath
// it avoids crash at the creation of objet ofVideoPlayer after a previous ofVideoPlayer have been deleted
#ifdef TARGET_WIN32
if (width != 0 && height != 0) {
pixels.clear();
delete [] offscreenGWorldPixels;
}
width = 1;
height = 1;
createImgMemAndGWorld();
#endif
if( name.substr(0, 7) == "http://" || name.substr(0,7) == "rtsp://" ) {
if(! createMovieFromURL(name, moviePtr) ) return false;
} else {
name = ofToDataPath(name);
if( !createMovieFromPath((char *)name.c_str(), moviePtr) ) return false;
}
bool bDoWeAlreadyHaveAGworld = false;
if (width != 0 && height != 0) {
bDoWeAlreadyHaveAGworld = true;
}
Rect movieRect;
GetMovieBox(moviePtr, &(movieRect));
if (bDoWeAlreadyHaveAGworld) {
// is the gworld the same size, then lets *not* de-allocate and reallocate:
if (width == movieRect.right &&
height == movieRect.bottom) {
SetMovieGWorld (moviePtr, offscreenGWorld, nil);
} else {
width = movieRect.right;
height = movieRect.bottom;
pixels.clear();
delete [] offscreenGWorldPixels;
if ((offscreenGWorld)) DisposeGWorld((offscreenGWorld));
createImgMemAndGWorld();
}
} else {
width = movieRect.right;
height = movieRect.bottom;
createImgMemAndGWorld();
}
if (moviePtr == NULL) {
return false;
}
//----------------- callback method
myDrawCompleteProc = NewMovieDrawingCompleteUPP (DrawCompleteProc);
SetMovieDrawingCompleteProc (moviePtr, movieDrawingCallWhenChanged, myDrawCompleteProc, (long)this);
// ------------- get the total # of frames:
nFrames = 0;
TimeValue curMovieTime;
curMovieTime = 0;
TimeValue duration;
//OSType whichMediaType = VIDEO_TYPE; // mingw chokes on this
OSType whichMediaType = FOUR_CHAR_CODE('vide');
short flags = nextTimeMediaSample + nextTimeEdgeOK;
while( curMovieTime >= 0 ) {
nFrames++;
GetMovieNextInterestingTime(moviePtr,flags,1,&whichMediaType,curMovieTime,0,&curMovieTime,&duration);
flags = nextTimeMediaSample;
}
nFrames--; // there's an extra time step at the end of themovie
// ------------- get some pixels in there ------
GoToBeginningOfMovie(moviePtr);
SetMovieActiveSegment(moviePtr, -1,-1);
MoviesTask(moviePtr,0);
#if defined(TARGET_OSX) && defined(__BIG_ENDIAN__)
convertPixels(offscreenGWorldPixels, pixels.getPixels(), width, height);
#endif
bStarted = false;
bLoaded = true;
bPlaying = false;
bHavePixelsChanged = false;
speed = 1;
return true;
//--------------------------------------
#endif
//--------------------------------------
}
//---------------------------------------------------------------------------
bool ofVideoPlayer::loadMovie(string name){
//--------------------------------------
#ifdef OF_VIDEO_PLAYER_QUICKTIME
//--------------------------------------
initializeQuicktime(); // init quicktime
closeMovie(); // if we have a movie open, close it
bLoaded = false; // try to load now
if( name.substr(0, 7) == "http://"){
if(! createMovieFromURL(name, moviePtr) ) return false;
}else{
name = ofToDataPath(name);
if( !createMovieFromPath((char *)name.c_str(), moviePtr) ) return false;
}
bool bDoWeAlreadyHaveAGworld = false;
if (width != 0 && height != 0){
bDoWeAlreadyHaveAGworld = true;
}
Rect movieRect;
GetMovieBox(moviePtr, &(movieRect));
if (bDoWeAlreadyHaveAGworld){
// is the gworld the same size, then lets *not* de-allocate and reallocate:
if (width == movieRect.right &&
height == movieRect.bottom){
SetMovieGWorld (moviePtr, offscreenGWorld, nil);
} else {
width = movieRect.right;
height = movieRect.bottom;
delete(pixels);
delete(offscreenGWorldPixels);
if ((offscreenGWorld)) DisposeGWorld((offscreenGWorld));
createImgMemAndGWorld();
}
} else {
width = movieRect.right;
height = movieRect.bottom;
createImgMemAndGWorld();
}
if (moviePtr == NULL){
return false;
}
//----------------- callback method
MovieDrawingCompleteUPP myDrawCompleteProc;
myDrawCompleteProc = NewMovieDrawingCompleteUPP (DrawCompleteProc);
SetMovieDrawingCompleteProc (moviePtr, movieDrawingCallWhenChanged, myDrawCompleteProc, (long)this);
// ------------- get some pixels in there ------
GoToBeginningOfMovie(moviePtr);
SetMovieActiveSegment(moviePtr, -1,-1);
MoviesTask(moviePtr,0);
convertPixels(offscreenGWorldPixels, pixels, width, height);
if (bUseTexture == true){
tex.loadData(pixels, width, height, GL_RGB);
}
bStarted = false;
bLoaded = true;
bPlaying = false;
bHavePixelsChanged = false;
speed = 1;
return true;
//--------------------------------------
#else
//--------------------------------------
bLoaded = false;
bPaused = false;
speed = 1.0f;
bHavePixelsChanged = false;
name = ofToDataPath(name);
fobsDecoder = new omnividea::fobs::Decoder(name.c_str());
omnividea::fobs::ReturnCode error = fobsDecoder->open();
width = fobsDecoder->getWidth();
height = fobsDecoder->getHeight();
pixels = new unsigned char[width*height*3];
if (!fobsDecoder->isVideoPresent()){
return false;
}
bLoaded = true;
if (bUseTexture){
// create the texture, set the pixels to black and
// upload them to the texture (so at least we see nothing black the callback)
tex.allocate(width,height,GL_RGB);
memset(pixels, 0, width*height*3);
tex.loadData(pixels, width, height, GL_RGB);
}
error = fobsDecoder->setFrame(0);
if(error == omnividea::fobs::NoFrameError) {
error = omnividea::fobs::OkCode;
printf("NoFrameError\n");
}
if(omnividea::fobs::isOk(error)){
// get some pixels in:
unsigned char *rgb = fobsDecoder->getRGB();
if(rgb == NULL) error = omnividea::fobs::GenericError;
if(isOk(error))
{
memcpy(pixels, rgb, width*height*3);
tex.loadData(pixels, width, height, GL_RGB);
}
}
iTotalFrames = (int)(fobsDecoder->getFrameRate()*fobsDecoder->getDurationSeconds());
positionPct = 0;
timeLastIdle = ofGetElapsedTimef();
durationMillis = fobsDecoder->getDurationSeconds() * 1000.0f;
return true;
//--------------------------------------
#endif
//--------------------------------------
}