本文整理汇总了Java中org.bytedeco.javacv.FFmpegFrameGrabber.getLengthInFrames方法的典型用法代码示例。如果您正苦于以下问题：Java FFmpegFrameGrabber.getLengthInFrames方法的具体用法？Java FFmpegFrameGrabber.getLengthInFrames怎么用？Java FFmpegFrameGrabber.getLengthInFrames使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.bytedeco.javacv.FFmpegFrameGrabber的用法示例。
在下文中一共展示了FFmpegFrameGrabber.getLengthInFrames方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: VidImageSequence
import org.bytedeco.javacv.FFmpegFrameGrabber; //导入方法依赖的package包/类
public VidImageSequence(File f) throws IOException {
super(f.getName());
try {
g = new FFmpegFrameGrabber(f);
g.start();
width = g.getImageWidth();
height = g.getImageHeight();
frames = g.getLengthInFrames();
} catch (Exception e) {
throw new IOException();
}
}
示例2: initialize
import org.bytedeco.javacv.FFmpegFrameGrabber; //导入方法依赖的package包/类
@Override
public void initialize() throws IOException {
try {
frameGrabber = new FFmpegFrameGrabber(path);
frameGrabber.start();
final double fps = frameGrabber.getFrameRate();
fpsSocket.setValue(fps);
frameCount = frameGrabber.getLengthInFrames();
if (frameCount <= 1) {
// Only one frame, no point in scheduling automatic updates to grab the same
// image over and over
manualGrabberService.submit(this::grabNextFrame);
} else {
grabberFuture = Executors.newSingleThreadScheduledExecutor(DaemonThread::new)
.scheduleAtFixedRate(
() -> {
if (!isPaused()) {
grabNextFrame();
}
},
0L,
(long) (1e3 / fps),
TimeUnit.MILLISECONDS
);
}
} catch (FrameGrabber.Exception e) {
throw new IOException("Could not open video file " + path, e);
}
}