public void addFrame(int[] _pixels, int w, int h) {
if (readyForFrames) {
RawEncodedImage pixelData = gw.getPixMap().getPixelData();
int rowBytes = pixelData.getRowBytes() / 4;
int[] newpixels = new int[rowBytes * h];
for (int i = 0; i < rowBytes; i++) {
for (int j = 0; j < h; j++) {
if (i < w) {
newpixels[i + j * rowBytes] = _pixels[i + j * w];
} else {
newpixels[i + j * rowBytes] = 0;
}
}
}
pixelData.setInts(0, newpixels);
compressAndAdd();
}
}
private void compressAndAdd() {
try {
if (temporalSupported) {
CompressedFrameInfo cfInfo =
seq.compressFrame(gw, bounds, StdQTConstants.codecFlagUpdatePrevious, compressedImage);
boolean syncSample =
cfInfo.getSimilarity() == 0; // see developer.apple.com/qa/qtmcc/qtmcc20.html
videoMedia.addSample(
imageHandle,
0,
cfInfo.getDataSize(),
TIME_SCALE / rate,
imgDesc,
1,
syncSample ? 0 : StdQTConstants.mediaSampleNotSync);
} else {
imgDesc =
QTImage.fCompress(
gw,
gw.getBounds(),
32,
codecQuality,
codecType,
CodecComponent.anyCodec,
null,
0,
RawEncodedImage.fromQTHandle(imageHandle));
boolean syncSample = true; // UM, what the hell should this be???
videoMedia.addSample(
imageHandle,
0,
imgDesc.getDataSize(),
TIME_SCALE / rate,
imgDesc,
1,
syncSample ? 0 : StdQTConstants.mediaSampleNotSync);
}
} catch (QTException e) {
e.printStackTrace();
}
}
private void initMovie(String filename) {
try {
String path = parent.savePath(filename);
movFile = new QTFile(new File(path));
movie =
Movie.createMovieFile(
movFile, StdQTConstants.kMoviePlayer, StdQTConstants.createMovieFileDeleteCurFile);
int timeScale = TIME_SCALE; // 100 units per second
videoTrack = movie.addTrack(width, height, 0);
videoMedia = new VideoMedia(videoTrack, timeScale);
videoMedia.beginEdits();
bounds = new QDRect(0, 0, width, height);
int rawImageSize =
QTImage.getMaxCompressionSize(
gw,
bounds,
gw.getPixMap().getPixelSize(),
codecQuality,
codecType,
CodecComponent.anyCodec);
imageHandle = new QTHandle(rawImageSize, true);
imageHandle.lock();
compressedImage = RawEncodedImage.fromQTHandle(imageHandle);
seq =
new CSequence(
gw,
bounds,
gw.getPixMap().getPixelSize(),
codecType,
CodecComponent.bestFidelityCodec,
codecQuality,
codecQuality,
keyFrameRate,
null,
0);
imgDesc = seq.getDescription();
readyForFrames = true;
} catch (QTException e) {
if (e.errorCode() == Errors.noCodecErr) {
if (imageHandle == null) {
// This means QTImage.getMaxCompressionSize() failed
System.err.println(
"The specified codec is not supported, "
+ "please ensure that the parameters are valid, "
+ "and in the correct order.");
} else {
// If it's a -8961 error, quietly do it the other way
// (this happens when RAW is specified)
temporalSupported = false;
readyForFrames = true;
}
} else if (e.errorCode() == Errors.fBsyErr) {
System.err.println("The movie file already exists. " + "Please delete it first.");
} else {
e.printStackTrace();
}
}
}