add new option -I to force interlace type
enable yuv420 software playback and some bug fix
fix lav_video_compressor() to return jpeg when movtar
fix encode_jpeg_raw() to allocate marker when interlaced
make dist and make maintainer-clean work
add yuvdenoise
Added initial standard VCD still stream support.
Update to make ist 1.5.x combatibl
Update to make it 1.5.x conform
VBR handling fixed.