SeekableByteChannel source = null;
try {
sink = writableChannel(tildeExpand(cmd.getArg(1)));
source = readableChannel(tildeExpand(cmd.getArg(0)));
MP4Demuxer demux = new MP4Demuxer(source);
<BUG>Transform transform = new Yuv422pToYuv420p(0, 0);
</BUG>
VP8Encoder encoder = VP8Encoder.createVP8Encoder(10); // qp
MKVMuxer muxer = new MKVMuxer();
MKVMuxerTrack videoTrack = null;

SeekableByteChannel source = null;
try {
sink = writableChannel(tildeExpand(cmd.getArg(1)));
source = readableChannel(tildeExpand(cmd.getArg(0)));
MP4Demuxer demux = new MP4Demuxer(source);
Transform8Bit transform = new Yuv422pToYuv420p8Bit();
VP8Encoder encoder = VP8Encoder.createVP8Encoder(10); // qp
MKVMuxer muxer = new MKVMuxer();
MKVMuxerTrack videoTrack = null;
