Move DQ and SDH from picture header to slice header.
Disable combinations of either DQ/SDH with slice_ts_residual_coding_disabled_flag.

This reverts merge request !1475

- LFNST signaling depending on transform skip flags
- disabling chroma LFNST for single tree
- additional scaling condition for LFNST

Bugfix: Use picture header for checking presence of scaling list/matrix instead of SPS when disabling scaling matrix for LFNST.

Brian Heng authored 5 years ago and Karsten Suehring committed 5 years ago

  - Add picture header and related syntax changes.

Enable BDPCM for Chroma for 444.

Remove TransformShift in TS mode.

Add a description of ChromaTS into the software manual.

Allocate single large buffer instead of many small buffers for
holding scaling lists data