Add file output for debugging
Merge branch 'master' into file

Conflicts:
	obecli.c
Merge branch 'master' into file. Add support for output buffer referencing on files

Conflicts:
	obecli.c
Fix typo
Add missing include.
Add support for live bitrate/vbv updating.
Merge branch 'master' into file

Conflicts:
	obe.c
	obecli.c
Update file output to latest multiple output API
Merge branch 'master' into file
Experimental 8-bit codepath. Also optimise interlaced chroma downsample functions.
Fix crash in downsample 8 bit
Improve 8-bit chroma downsampling assembly
Prepare for SIMD functions for VANC unpacking
Update asm abstraction layer
Revert "Update asm abstraction layer"

This reverts commit 46e0e906ab10cd16872c53eecc456e9ab817d6ee.
Update asm abstraction layer.
Attempt to fix V210 issues
Add missing pixel format
Add assembly for HD VANC unpacking
Update dither code to work on the entire plane. Marginally faster.