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> java > Java JCodecException类的典型用法和代码示例

Java JCodecException类的典型用法和代码示例

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本文整理汇总了Java中org.jcodec.api.JCodecException类的典型用法代码示例。如果您正苦于以下问题：Java JCodecException类的具体用法？Java JCodecException怎么用？Java JCodecException使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。

JCodecException类属于org.jcodec.api包，在下文中一共展示了JCodecException类的23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，您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: JcodecFrameGrab

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
public JcodecFrameGrab(SeekableByteChannel in) throws IOException, JCodecException {
    ByteBuffer header = ByteBuffer.allocate(65536);
    in.read(header);
    header.flip();
    Format detectFormat = JCodecUtil.detectFormat(header);

    switch (detectFormat) {
    case MOV:
        MP4Demuxer d1 = new MP4Demuxer(in);
        videoTrack = d1.getVideoTrack();
        break;
    case MPEG_PS:
        throw new UnsupportedFormatException("MPEG PS is temporarily unsupported.");
    case MPEG_TS:
        throw new UnsupportedFormatException("MPEG TS is temporarily unsupported.");
    default:
        throw new UnsupportedFormatException("Container format is not supported by JCodec");
    }
    decodeLeadingFrames();
}

开发者ID:vitrivr，
项目名称:cineast，
代码行数:21，
代码来源:JcodecFrameGrab.java

示例2: decodeLeadingFrames

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
private void decodeLeadingFrames() throws IOException, JCodecException {
    SeekableDemuxerTrack sdt = sdt();

    int curFrame = (int) sdt.getCurFrame();
    int keyFrame = detectKeyFrame(curFrame);
    sdt.gotoFrame(keyFrame);

    Packet frame = sdt.nextFrame();
    decoder = detectDecoder(sdt, frame);

    while (frame.getFrameNo() < curFrame) {
        decoder.decodeFrame(frame, getBuffer());
        frame = sdt.nextFrame();
    }
    sdt.gotoFrame(curFrame);
}

开发者ID:vitrivr，
项目名称:cineast，
代码行数:17，
代码来源:JcodecFrameGrab.java

示例3: decodeLeadingFrames

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
private void decodeLeadingFrames() throws IOException, JCodecException {
	SeekableDemuxerTrack sdt = sdt();

	int curFrame = (int) sdt.getCurFrame();
	int keyFrame = detectKeyFrame(curFrame);
	sdt.gotoFrame(keyFrame);

	Packet frame = sdt.nextFrame();
	decoder = detectDecoder(sdt, frame);

	while (frame.getFrameNo() < curFrame) {
		decoder.decodeFrame8Bit(frame, getBuffer());
		frame = sdt.nextFrame();
	}
	sdt.gotoFrame(curFrame);
}

开发者ID:arisona，
项目名称:ether，
代码行数:17，
代码来源:FrameGrab.java

示例4: deserialize

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
@Override
public CameraServerData deserialize(byte[] buffer, int bufferPosition) {
  int pos = bufferPosition;
  String name = Serialization.readString(buffer, pos);
  pos += name.length() + Serialization.SIZE_OF_INT;
  int frameNum = Serialization.readInt(buffer, pos);
  try {
    return new CameraServerData(name, readFrame(name, frameNum));
  } catch (IOException | JCodecException e) {
    log.log(Level.WARNING, "Could not read frame " + frameNum, e);
    return new CameraServerData(name, null);
  }
}

开发者ID:wpilibsuite，
项目名称:shuffleboard，
代码行数:14，
代码来源:CameraServerDataSerializer.java

示例5: sdt

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
private SeekableDemuxerTrack sdt() throws JCodecException {
      if (!(videoTrack instanceof SeekableDemuxerTrack)) {
	throw new JCodecException("Not a seekable track");
}

      return (SeekableDemuxerTrack) videoTrack;
  }

开发者ID:vitrivr，
项目名称:cineast，
代码行数:8，
代码来源:JcodecFrameGrab.java

示例6: detectDecoder

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
private ContainerAdaptor detectDecoder(SeekableDemuxerTrack videoTrack, Packet frame) throws JCodecException {
     if (videoTrack instanceof AbstractMP4DemuxerTrack) {
         SampleEntry se = ((AbstractMP4DemuxerTrack) videoTrack).getSampleEntries()[((MP4Packet) frame).getEntryNo()];
         VideoDecoder byFourcc = byFourcc(se.getHeader().getFourcc());
         if (byFourcc instanceof H264Decoder) {
	return new AVCMP4Adaptor(((AbstractMP4DemuxerTrack) videoTrack).getSampleEntries());
}
     }

     throw new UnsupportedFormatException("Codec is not supported");
 }

开发者ID:vitrivr，
项目名称:cineast，
代码行数:12，
代码来源:JcodecFrameGrab.java

示例7: getCurrentFrameNum

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
public long getCurrentFrameNum(){
  	try {
	return sdt().getCurFrame();
} catch (JCodecException e) {
	LOGGER.warn(LogHelper.getStackTrace(e));
}
  	return -1;
  }

开发者ID:vitrivr，
项目名称:cineast，
代码行数:9，
代码来源:JcodecFrameGrab.java

示例8: JCodecAccess

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
public JCodecAccess(URLVideoSource src, int numPlays) throws IOException, URISyntaxException {
	super(src, numPlays);
	this.channel = NIOUtils.readableFileChannel(new File(src.getURL().toURI()));
	try {
		this.grab = new FrameGrab(channel);
	} catch(JCodecException e) {
		throw new IOException(e);
	}
}

开发者ID:arisona，
项目名称:ether，
代码行数:10，
代码来源:JCodecAccess.java

示例9: FrameGrab

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
public FrameGrab(SeekableByteChannel in) throws IOException, JCodecException {
	ByteBuffer header = ByteBuffer.allocate(65536);
	in.read(header);
	header.flip();
	Format detectFormat = JCodecUtil.detectFormat(header);

	switch (detectFormat) {
	case MOV:
		MP4Demuxer d1 = new MP4Demuxer(in);
		videoTrack = d1.getVideoTrack();
		if(!(d1.getAudioTracks().isEmpty())) {
			audioTrack = d1.getAudioTracks().get(0);
			AudioSampleEntry as = (AudioSampleEntry) audioTrack.getSampleEntries()[0]; 
			audioInfo = new AudioFormat(
					as.getFormat().isSigned() ? Encoding.PCM_SIGNED : Encoding.PCM_UNSIGNED, 
							as.getFormat().getSampleRate(),
							as.getFormat().getSampleSizeInBits(), 
							as.getFormat().getChannels(),
							as.getFormat().getFrameSize(),
							as.getFormat().getFrameRate(), 
							as.getFormat().isBigEndian());
			audioDecoder = audioDecoder(as.getFourcc());
			audioBuffer  = ByteBuffer.allocate(96000 * audioInfo.getFrameSize() * 10);
		} else {
			audioTrack   = null;
			audioInfo    = null;
			audioDecoder = null;
			audioBuffer  = null;
		}
		break;
	case MPEG_PS:
		throw new UnsupportedFormatException("MPEG PS is temporarily unsupported.");
	case MPEG_TS:
		throw new UnsupportedFormatException("MPEG TS is temporarily unsupported.");
	default:
		throw new UnsupportedFormatException("Container format is not supported by JCodec");
	}
	decodeLeadingFrames();
}

开发者ID:arisona，
项目名称:ether，
代码行数:40，
代码来源:FrameGrab.java

示例10: detectDecoder

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
private ContainerAdaptor detectDecoder(SeekableDemuxerTrack videoTrack, Packet frame) throws JCodecException {
	if (videoTrack instanceof AbstractMP4DemuxerTrack) {
		SampleEntry se = ((AbstractMP4DemuxerTrack) videoTrack).getSampleEntries()[((MP4Packet) frame).getEntryNo()];
		VideoDecoder byFourcc = videoDecoder(se.getHeader().getFourcc());
		if (byFourcc instanceof H264Decoder)
			return new AVCMP4Adaptor(((AbstractMP4DemuxerTrack) videoTrack).getSampleEntries());
	}
	throw new UnsupportedFormatException("Codec is not supported");
}

开发者ID:arisona，
项目名称:ether，
代码行数:10，
代码来源:FrameGrab.java

示例11: getFrame

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
/**
 * Get frame at a specified second as AWT image
 * 
 * @param file
 * @param second
 * @return
 * @throws IOException
 * @throws JCodecException
 */
public static BufferedImage getFrame(File file, double second) throws IOException, JCodecException {
    FileChannelWrapper ch = null;
    try {
        ch = NIOUtils.readableFileChannel(file);
        return ((FrameGrab) new FrameGrab(ch).seekToSecondPrecise(second)).getFrame();
    } finally {
        NIOUtils.closeQuietly(ch);
    }
}

开发者ID:PenoaksDev，
项目名称:OpenSpaceDVR，
代码行数:19，
代码来源:FrameGrab.java

示例12: readFrame

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
private Image readFrame(String cameraName, int frameNum) throws IOException, JCodecException {
  File videoFile = videoFileFor(getCurrentFile(), cameraName);
  BufferedImage frame = AWTFrameGrab.getFrame(videoFile, frameNum);
  return SwingFXUtils.toFXImage(frame, null);
}

开发者ID:wpilibsuite，
项目名称:shuffleboard，
代码行数:6，
代码来源:CameraServerDataSerializer.java

示例13: goToPrevKeyframe

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
private void goToPrevKeyframe() throws IOException, JCodecException {
    sdt().gotoFrame(detectKeyFrame((int) sdt().getCurFrame()));
}

开发者ID:vitrivr，
项目名称:cineast，
代码行数:4，
代码来源:JcodecFrameGrab.java

示例14: FrameGrab

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
public FrameGrab(SeekableByteChannel in) throws IOException, JCodecException {
    super(in);
}

开发者ID:PenoaksDev，
项目名称:OpenSpaceDVR，
代码行数:4，
代码来源:FrameGrab.java

示例15: seekToSecondPrecise

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
/**
 * Position frame grabber to a specific second in a movie. As a result the
 * next decoded frame will be precisely at the requested second.
 * 
 * WARNING: potentially very slow. Use only when you absolutely need precise
 * seek. Tries to seek to exactly the requested second and for this it might
 * have to decode a sequence of frames from the closes key frame. Depending
 * on GOP structure this may be as many as 500 frames.
 * 
 * @param second
 * @return
 * @throws IOException
 * @throws JCodecException
 */
public JcodecFrameGrab seekToSecondPrecise(double second) throws IOException, JCodecException {
    sdt().seek(second);
    decodeLeadingFrames();
    return this;
}

开发者ID:vitrivr，
项目名称:cineast，
代码行数:20，
代码来源:JcodecFrameGrab.java

示例16: seekToFramePrecise

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
/**
 * Position frame grabber to a specific frame in a movie. As a result the
 * next decoded frame will be precisely the requested frame number.
 * 
 * WARNING: potentially very slow. Use only when you absolutely need precise
 * seek. Tries to seek to exactly the requested frame and for this it might
 * have to decode a sequence of frames from the closes key frame. Depending
 * on GOP structure this may be as many as 500 frames.
 * 
 * @param frameNumber
 * @return
 * @throws IOException
 * @throws JCodecException
 */
public JcodecFrameGrab seekToFramePrecise(int frameNumber) throws IOException, JCodecException {
    sdt().gotoFrame(frameNumber);
    decodeLeadingFrames();
    return this;
}

开发者ID:vitrivr，
项目名称:cineast，
代码行数:20，
代码来源:JcodecFrameGrab.java

示例17: seekToSecondSloppy

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
/**
 * Position frame grabber to a specific second in a movie.
 * 
 * Performs a sloppy seek, meaning that it may actually not seek to exact
 * second requested, instead it will seek to the closest key frame
 * 
 * NOTE: fast, as it just seeks to the closest previous key frame and
 * doesn't try to decode frames in the middle
 * 
 * @param second
 * @return
 * @throws IOException
 * @throws JCodecException
 */
public JcodecFrameGrab seekToSecondSloppy(double second) throws IOException, JCodecException {
    sdt().seek(second);
    goToPrevKeyframe();
    return this;
}

开发者ID:vitrivr，
项目名称:cineast，
代码行数:20，
代码来源:JcodecFrameGrab.java

示例18: seekToFrameSloppy

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
/**
 * Position frame grabber to a specific frame in a movie
 * 
 * Performs a sloppy seek, meaning that it may actually not seek to exact
 * frame requested, instead it will seek to the closest key frame
 * 
 * NOTE: fast, as it just seeks to the closest previous key frame and
 * doesn't try to decode frames in the middle
 * 
 * @param frameNumber
 * @return
 * @throws IOException
 * @throws JCodecException
 */
public JcodecFrameGrab seekToFrameSloppy(int frameNumber) throws IOException, JCodecException {
    sdt().gotoFrame(frameNumber);
    goToPrevKeyframe();
    return this;
}

开发者ID:vitrivr，
项目名称:cineast，
代码行数:20，
代码来源:JcodecFrameGrab.java

示例19: seekToSecondPrecise

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
/**
 * Position frame grabber to a specific second in a movie. As a result the
 * next decoded frame will be precisely at the requested second.
 * 
 * WARNING: potentially very slow. Use only when you absolutely need precise
 * seek. Tries to seek to exactly the requested second and for this it might
 * have to decode a sequence of frames from the closes key frame. Depending
 * on GOP structure this may be as many as 500 frames.
 * 
 * @param second
 * @return
 * @throws IOException
 * @throws JCodecException
 */
public FrameGrab seekToSecondPrecise(double second) throws IOException, JCodecException {
	sdt().seek(second);
	decodeLeadingFrames();
	return this;
}

开发者ID:arisona，
项目名称:ether，
代码行数:20，
代码来源:FrameGrab.java

示例20: seekToFramePrecise

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
/**
 * Position frame grabber to a specific frame in a movie. As a result the
 * next decoded frame will be precisely the requested frame number.
 * 
 * WARNING: potentially very slow. Use only when you absolutely need precise
 * seek. Tries to seek to exactly the requested frame and for this it might
 * have to decode a sequence of frames from the closes key frame. Depending
 * on GOP structure this may be as many as 500 frames.
 * 
 * @param frameNumber
 * @return
 * @throws IOException
 * @throws JCodecException
 */
public FrameGrab seekToFramePrecise(int frameNumber) throws IOException, JCodecException {
	sdt().gotoFrame(frameNumber);
	decodeLeadingFrames();
	return this;
}

开发者ID:arisona，
项目名称:ether，
代码行数:20，
代码来源:FrameGrab.java

示例21: seekToSecondSloppy

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
/**
 * Position frame grabber to a specific second in a movie.
 * 
 * Performs a sloppy seek, meaning that it may actually not seek to exact
 * second requested, instead it will seek to the closest key frame
 * 
 * NOTE: fast, as it just seeks to the closest previous key frame and
 * doesn't try to decode frames in the middle
 * 
 * @param second
 * @return
 * @throws IOException
 * @throws JCodecException
 */
public FrameGrab seekToSecondSloppy(double second) throws IOException, JCodecException {
	sdt().seek(second);
	goToPrevKeyframe();
	return this;
}

开发者ID:arisona，
项目名称:ether，
代码行数:20，
代码来源:FrameGrab.java

示例22: seekToFrameSloppy

​ 点赞 1 ​ 

import org.jcodec.api.JCodecException; //导入依赖的package包/类
/**
 * Position frame grabber to a specific frame in a movie
 * 
 * Performs a sloppy seek, meaning that it may actually not seek to exact
 * frame requested, instead it will seek to the closest key frame
 * 
 * NOTE: fast, as it just seeks to the closest previous key frame and
 * doesn't try to decode frames in the middle
 * 
 * @param frameNumber
 * @return
 * @throws IOException
 * @throws JCodecException
 */
public FrameGrab seekToFrameSloppy(int frameNumber) throws IOException, JCodecException {
	sdt().gotoFrame(frameNumber);
	goToPrevKeyframe();
	return this;
}

开发者ID:arisona，
项目名称:ether，
代码行数:20，
代码来源:FrameGrab.java

示例23: getFrameSloppy

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import org.jcodec.api.JCodecException; //导入依赖的package包/类
/**
 * Get a specified frame by number from an already open demuxer track (
 * sloppy mode, i.e. nearest keyframe )
 * 
 * @param vt
 * @param decoder
 * @param frameNumber
 * @return
 * @throws IOException
 * @throws JCodecException
 */
public static BufferedImage getFrameSloppy(SeekableDemuxerTrack vt, ContainerAdaptor decoder, int frameNumber)
        throws IOException, JCodecException {
    return ((FrameGrab) new FrameGrab(vt, decoder).seekToFrameSloppy(frameNumber)).getFrame();
}

开发者ID:PenoaksDev，
项目名称:OpenSpaceDVR，
代码行数:16，
代码来源:FrameGrab.java

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