public void finish() throws IOException {
videoTrack.addSampleEntry(MP4Muxer.videoSampleEntry(imageType, size, ENCODER_NAME));
// Write MP4 header and finalize recording
if (af != null) audioTrack.addSampleEntry(MP4Muxer.audioSampleEntry(af));
muxer.writeHeader();
NIOUtils.closeQuietly(ch);
}
public void addFrame(int width, int height, ByteBuffer buff, long timeScaleFPS, long duration)
throws IOException {
if (size == null) {
size = new Size(width, height);
videoTrack.addSampleEntry(MP4Muxer.videoSampleEntry(imageType, size, ENCODER_NAME));
if (af != null) audioTrack.addSampleEntry(MP4Muxer.audioSampleEntry(af));
}
// Add packet to video track
videoTrack.addFrame(
new MP4Packet(buff, frameNo, timeScaleFPS, duration, frameNo, true, null, frameNo, 0));
frameNo++;
}
public static void main(String[] args) throws Exception {
if (args.length < 2) {
System.out.println("Syntax: <in.mov> <out.mov>");
return;
}
SeekableByteChannel input = readableChannel(new File(args[0]));
MP4Demuxer demuxer = new MP4Demuxer(input);
SeekableByteChannel output = writableChannel(new File(args[1]));
MP4Muxer muxer = MP4Muxer.createMP4Muxer(output, Brand.MOV);
AbstractMP4DemuxerTrack inVideo = demuxer.getVideoTrack();
VideoSampleEntry entry = (VideoSampleEntry) inVideo.getSampleEntries()[0];
int width = entry.getWidth();
int height = entry.getHeight();
ProresToProxy toProxy = new ProresToProxy(width, height, 65536);
FramesMP4MuxerTrack outVideo = muxer.addTrack(TrackType.VIDEO, (int) inVideo.getTimescale());
TrackHeaderBox th = inVideo.getBox().getTrackHeader();
System.out.println(toProxy.getFrameSize());
int frame = 0;
long from = System.currentTimeMillis();
long last = from;
MP4Packet pkt = null;
while ((pkt = (MP4Packet) inVideo.nextFrame()) != null) {
ByteBuffer out = ByteBuffer.allocate(pkt.getData().remaining());
toProxy.transcode(pkt.getData(), out);
out.flip();
outVideo.addFrame(MP4Packet.createMP4PacketWithData(pkt, out));
frame++;
long cur = System.currentTimeMillis();
if (cur - last > 5000) {
System.out.println(((1000 * frame) / (cur - from)) + " fps");
last = cur;
}
}
entry.setMediaType("apco");
outVideo.addSampleEntry(entry);
muxer.writeHeader();
output.close();
input.close();
}
private static void addSampleEntry(
FramesMP4MuxerTrack track, SeqParameterSet[] spss, PictureParameterSet[] ppss) {
SeqParameterSet sps = spss[0];
Size size = new Size((sps.pic_width_in_mbs_minus1 + 1) << 4, getPicHeightInMbs(sps) << 4);
SampleEntry se = MP4Muxer.videoSampleEntry("avc1", size, "JCodec");
avcC = new AvcCBox(sps.profile_idc, 0, sps.level_idc, write(spss), write(ppss));
se.add(avcC);
track.addSampleEntry(se);
}
public static void main(String[] args) throws Exception {
if (args.length < 2) {
System.out.println(
"Syntax: <in.264> <out.mp4>\n"
+ "\tWhere:\n"
+ "\t-q\tLook for stream parameters only in the beginning of stream");
return;
}
File in = new File(args[0]);
File out = new File(args[1]);
SeekableByteChannel file = writableFileChannel(out);
MP4Muxer muxer = new MP4Muxer(file);
FramesMP4MuxerTrack track = muxer.addTrackForCompressed(TrackType.VIDEO, 25);
mux(track, in);
muxer.writeHeader();
file.close();
}
