Opened 4 years ago

Closed 4 years ago

#1240 closed defect (fixed)

Editorial fixes on semantics of SPS and PH syntax related to size constraints on CU partitioning (7.4.3.4 and 7.4.3.8)

Reported by: shih-ta.hsiang Owned by:
Priority: minor Milestone:
Component: spec Version: VVC D10 vE
Keywords: Cc: ksuehring, bbross, XiangLi, fbossen, jvet@…

Description

In 7.4.3.4 Sequence parameter set RBSP semantics,
sps_log2_diff_max_bt_min_qt_intra_slice_luma specifies the default difference between the base 2 logarithm of the maximum size (width or height) in luma samples of a luma coding block that can be split using a binary split and the minimum size (width or height) in luma samples of a luma leaf block resulting from quadtree splitting of a CTU in slices with sh_slice_type equal to 2 (I) referring to the SPS.

is suggested to be replaced by

sps_log2_diff_max_bt_min_qt_intra_slice_luma specifies the default difference between the base 2 logarithm of the maximum size (width or height) in luma samples of a luma coding block that can be split using a binary split and the base 2 logarithm of the minimum size (width or height) in luma samples of a luma leaf block resulting from quadtree splitting of a CTU in slices with sh_slice_type equal to 2 (I) referring to the SPS.

Similar fixes are suggested for the other SPS syntax elements sps_log2_diff_max_tt_min_qt_intra_slice_luma, sps_log2_diff_max_bt_min_qt_intra_slice_chroma, sps_log2_diff_max_tt_min_qt_intra_slice_chroma, sps_log2_diff_max_bt_min_qt_inter_slice, sps_log2_diff_max_tt_min_qt_inter_slice in 7.4.3.4 and for the PH syntax elements ph_log2_diff_max_bt_min_qt_intra_slice_luma, ph_log2_diff_max_tt_min_qt_intra_slice_luma, ph_log2_diff_max_bt_min_qt_intra_slice_chroma, ph_log2_diff_max_tt_min_qt_intra_slice_chroma, ph_log2_diff_max_bt_min_qt_inter_slice, ph_log2_diff_max_tt_min_qt_inter_slice in 7.4.3.8

Change history (1)

comment:1 Changed 4 years ago by yk

  • Resolution set to fixed
  • Status changed from new to closed

Good catches, thanks! All fixed in a version being worked for JVET-S2001-vF.

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