protected ICodec getVideoEncodingICodec(ICodec.Type inputICodecType, String outputURL) {
IContainerFormat iContainerFormat = _outputIContainer.getContainerFormat();
String outputFormat = iContainerFormat.getOutputFormatShortName();
if (outputFormat.equals("mp4")) {
return ICodec.findEncodingCodec(ICodec.ID.CODEC_ID_H264);
} else {
return ICodec.guessEncodingCodec(null, null, outputURL, null, inputICodecType);
}
}
@Override
protected ICodec getAudioEncodingICodec(IContainer outputIContainer) {
IContainerFormat iContainerFormat = outputIContainer.getContainerFormat();
String outputFormat = iContainerFormat.getOutputFormatShortName();
if (outputFormat.equals("ogg")) {
return ICodec.findEncodingCodec(ICodec.ID.CODEC_ID_VORBIS);
}
return super.getAudioEncodingICodec(outputIContainer);
}
@Override
protected int getAudioEncodingChannels(IContainer outputIContainer, int channels) {
IContainerFormat iContainerFormat = outputIContainer.getContainerFormat();
String outputFormat = iContainerFormat.getOutputFormatShortName();
if (outputFormat.equals("ogg")) {
return 2;
}
return super.getAudioEncodingChannels(outputIContainer, channels);
}
public void open(VirtualInputFile input) {
close();
this.input = input;
container = IContainer.make();
format = IContainerFormat.make();
packet = IPacket.make();
// open the input video file
int success = container.open(input, format, true, true);
/* int success = -1;
try {
RandomAccessFile f = new RandomAccessFile("j:/grey.avi", "r");
success = container.open(f, Type.READ, format);
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
*/
if (success < 0) {
throw new RuntimeException(
"XUGGLER DECODER: could not open input: " + input.getLocation().getDecodedURL());
}
for (int streamIndex = 0; streamIndex < container.getNumStreams(); streamIndex++) {
IStreamCoder coder = container.getStream(streamIndex).getStreamCoder();
switch (coder.getCodecType()) {
case CODEC_TYPE_VIDEO:
{
videoStream = coder;
videoStreamIndex = streamIndex;
break;
}
case CODEC_TYPE_AUDIO:
{
audioStream = coder;
audioStreamIndex = streamIndex;
break;
}
default:
{
break;
}
}
}
setDecodeMode(DecodeMode.NORMAL);
}
private void analyzeTransportStream(HLSMediaFile file, String tsURL) {
System.out.println(tsURL);
IContainer container = IContainer.make();
IContainerFormat format = IContainerFormat.make();
format.setInputFormat(".ts");
int returnCode = container.open(tsURL, IContainer.Type.READ, format);
if (returnCode >= 0) {
BigDecimal bitRate = BigDecimal.valueOf(container.getBitRate());
BigDecimal duration = BigDecimal.valueOf(container.getDuration());
BigDecimal inSeconds = duration.divide(BigDecimal.valueOf(1000000));
System.out.println(bitRate);
System.out.println(inSeconds.toString());
TransportStreamFileInfo tsFileInfo = new TransportStreamFileInfo();
tsFileInfo.setDuration(inSeconds);
tsFileInfo.setCalculatedBitRate(bitRate);
tsFileInfo.setFileName(tsURL);
file.addTsFiles(tsFileInfo);
}
container.close();
}
protected void doConvert() throws Exception {
_inputIContainer = IContainer.make();
_outputIContainer = IContainer.make();
openContainer(_inputIContainer, _inputURL, false);
openContainer(_outputIContainer, _outputURL, true);
int inputStreamsCount = _inputIContainer.getNumStreams();
if (inputStreamsCount < 0) {
throw new RuntimeException("Input URL does not have any streams");
}
IContainerFormat iContainerFormat = _outputIContainer.getContainerFormat();
_outputVideoFormat = iContainerFormat.getOutputFormatShortName();
IAudioResampler[] iAudioResamplers = new IAudioResampler[inputStreamsCount];
IVideoResampler[] iVideoResamplers = new IVideoResampler[inputStreamsCount];
IAudioSamples[] inputIAudioSamples = new IAudioSamples[inputStreamsCount];
IAudioSamples[] outputIAudioSamples = new IAudioSamples[inputStreamsCount];
IVideoPicture[] inputIVideoPictures = new IVideoPicture[inputStreamsCount];
IVideoPicture[] outputIVideoPictures = new IVideoPicture[inputStreamsCount];
IStream[] outputIStreams = new IStream[inputStreamsCount];
IStreamCoder[] inputIStreamCoders = new IStreamCoder[inputStreamsCount];
IStreamCoder[] outputIStreamCoders = new IStreamCoder[inputStreamsCount];
for (int i = 0; i < inputStreamsCount; i++) {
IStream inputIStream = _inputIContainer.getStream(i);
IStreamCoder inputIStreamCoder = inputIStream.getStreamCoder();
inputIStreamCoders[i] = inputIStreamCoder;
ICodec.Type inputICodecType = inputIStreamCoder.getCodecType();
if (inputICodecType == ICodec.Type.CODEC_TYPE_AUDIO) {
prepareAudio(
iAudioResamplers,
inputIAudioSamples,
outputIAudioSamples,
inputIStreamCoder,
outputIStreamCoders,
_outputIContainer,
outputIStreams,
inputICodecType,
_outputURL,
i);
} else if (inputICodecType == ICodec.Type.CODEC_TYPE_VIDEO) {
prepareVideo(
iVideoResamplers,
inputIVideoPictures,
outputIVideoPictures,
inputIStreamCoder,
outputIStreamCoders,
_outputIContainer,
outputIStreams,
inputICodecType,
_outputURL,
i);
}
openStreamCoder(inputIStreamCoders[i]);
openStreamCoder(outputIStreamCoders[i]);
}
if (_outputIContainer.writeHeader() < 0) {
throw new RuntimeException("Unable to write container header");
}
boolean keyPacketFound = false;
int nonKeyAfterKeyCount = 0;
boolean onlyDecodeKeyPackets = false;
int previousPacketSize = -1;
IPacket inputIPacket = IPacket.make();
IPacket outputIPacket = IPacket.make();
while (_inputIContainer.readNextPacket(inputIPacket) == 0) {
if (_log.isDebugEnabled()) {
_log.debug("Current packet size " + inputIPacket.getSize());
}
int streamIndex = inputIPacket.getStreamIndex();
IStreamCoder inputIStreamCoder = inputIStreamCoders[streamIndex];
IStreamCoder outputIStreamCoder = outputIStreamCoders[streamIndex];
if (outputIStreamCoder == null) {
continue;
}
IStream iStream = _inputIContainer.getStream(streamIndex);
long timeStampOffset = getStreamTimeStampOffset(iStream);
if (inputIStreamCoder.getCodecType() == ICodec.Type.CODEC_TYPE_AUDIO) {
decodeAudio(
iAudioResamplers[streamIndex],
inputIAudioSamples[streamIndex],
outputIAudioSamples[streamIndex],
inputIPacket,
outputIPacket,
inputIStreamCoder,
outputIStreamCoder,
_outputIContainer,
inputIPacket.getSize(),
previousPacketSize,
streamIndex,
timeStampOffset);
} else if (inputIStreamCoder.getCodecType() == ICodec.Type.CODEC_TYPE_VIDEO) {
keyPacketFound = isKeyPacketFound(inputIPacket, keyPacketFound);
nonKeyAfterKeyCount =
countNonKeyAfterKey(inputIPacket, keyPacketFound, nonKeyAfterKeyCount);
if (isStartDecoding(
inputIPacket,
inputIStreamCoder,
keyPacketFound,
nonKeyAfterKeyCount,
onlyDecodeKeyPackets)) {
int value =
decodeVideo(
iVideoResamplers[streamIndex],
inputIVideoPictures[streamIndex],
outputIVideoPictures[streamIndex],
inputIPacket,
outputIPacket,
inputIStreamCoder,
outputIStreamCoder,
_outputIContainer,
null,
null,
0,
0,
timeStampOffset);
if (value <= 0) {
if (inputIPacket.isKey()) {
throw new RuntimeException("Unable to decode video stream " + streamIndex);
}
onlyDecodeKeyPackets = true;
continue;
}
} else {
if (_log.isDebugEnabled()) {
_log.debug("Do not decode video stream " + streamIndex);
}
}
}
previousPacketSize = inputIPacket.getSize();
}
flush(outputIStreamCoders, _outputIContainer);
if (_outputIContainer.writeTrailer() < 0) {
throw new RuntimeException("Unable to write trailer to output file");
}
cleanUp(iAudioResamplers, iVideoResamplers);
cleanUp(inputIAudioSamples, outputIAudioSamples);
cleanUp(inputIVideoPictures, outputIVideoPictures);
cleanUp(inputIStreamCoders, outputIStreamCoders);
cleanUp(inputIPacket, outputIPacket);
}
/**
* The playSong method is responsible for opening a Xuggler container to play song at provided
* location.
*
* @param songURL The location of the song to play (local file path or url)
*/
public void playSong(String songURL) {
IContainer container = IContainer.make();
IContainerFormat format = IContainerFormat.make();
// Stream format must currently be mp3
format.setInputFormat("mp3");
// int s = container.setInputBufferLength(6270);
//
// if(s < 0){
// logger.warn("Input buffer was not set to desired length");
// }
// Probe size value must be >50 for some reason. Native libraries throw an exception if it's
// <50. Measured in bytes.
if (container.setProperty("probesize", 50) < 0) {
logger.warn("Probe size not set for input container.");
}
if (container.setProperty("analyzeduration", 1) < 0) {
logger.warn("Analyze duration not changed for input container.");
}
container.setFlag(IContainer.Flags.FLAG_NONBLOCK, true);
if (container.open(songURL, Type.READ, format, true, false) < 0) {
throw new IllegalArgumentException("stream not found");
}
int numStreams = container.getNumStreams();
// long streamRec = System.currentTimeMillis();
logger.info("Number of Audio streams detected {}", numStreams);
IPacket packet = IPacket.make();
IStream stream = null;
IStreamCoder audioCoder = null;
Map<Integer, IStreamCoder> knownStreams = new HashMap<Integer, IStreamCoder>();
long previousValue = 0;
while (container.readNextPacket(packet) >= 0 && alive) {
if (packet.isComplete()) {
if (knownStreams.get(packet.getStreamIndex()) == null) {
container.queryStreamMetaData(); // This method tends to take awhile when reading a stream
stream = container.getStream(packet.getStreamIndex());
knownStreams.put(packet.getStreamIndex(), stream.getStreamCoder());
audioCoder = knownStreams.get(packet.getStreamIndex());
audioCoder.setTimeBase(stream.getTimeBase());
}
if (!audioCoder.isOpen()) {
if (audioCoder.open(null, null) < 0) {
throw new RuntimeException("could not open audio decoder for container");
}
openSound(audioCoder);
// System.out.println("Opening sound " + (System.currentTimeMillis() - streamRec));
}
// System.err.println(audioCoder.getNumDroppedFrames());
int offset = 0;
IAudioSamples samples = IAudioSamples.make(1024, audioCoder.getChannels());
while (offset < packet.getSize() && alive) {
// Wait until the state is playing
while (state != PlayBack_State.PLAYING) {
if (state == PlayBack_State.TEARDOWN) {
break;
} else {
try {
synchronized (LOCK_OBJECT) {
// mLine.drain();
mLine.flush();
mLine.stop();
LOCK_OBJECT.wait();
mLine.start();
}
} catch (InterruptedException e) {
logger.error("", e);
}
}
}
int bytesDecoded = audioCoder.decodeAudio(samples, packet, offset);
if (bytesDecoded < 0) {
logger.warn("Error occurred decoding audio");
break;
// throw new RuntimeException("got error decoding audio");
}
offset += bytesDecoded;
if (samples.isComplete() && alive) {
playJavaSound(samples);
}
// Send the time stamp to the GUI for updating the progress bar
long newValue = (long) (packet.getTimeStamp() * packet.getTimeBase().getValue());
// Update GUI every second that the stream is playing
if (newValue > previousValue) {
callback.notifyGUISongProgress(newValue);
callback.isStreaming(true);
previousValue = newValue;
if (newValue == streamInfo.getSongDuration()) {
alive = false;
}
}
}
}
}
closeJavaSound();
if (audioCoder != null) {
audioCoder.close();
audioCoder = null;
}
if (container != null) {
container.close();
container = null;
}
}