Timeline


and

2 Apr 2020:

02:09 Ticket #992 (Encoder bug when min QT size is 128 and intra dual tree off) created by guichunli
Current VTM-8 encoder skips all intra mode checking when CU is larger …

1 Apr 2020:

23:57 Ticket #991 (mismatch with spec and Encoder bug related to JVET_Q0471_CHROMA_QT_SPLIT) created by hanhuang
Luma minimum QT size is mistakenly reduced by half in 4:2:2 format …
16:42 Ticket #990 (Misleading definition of limited EGk binarization, leading to errors ...) created by jonathang
Definition of limited EGk binarization (section 9.3.3.6) currently …
09:26 Ticket #989 (Typo in semantics of run_copy_flag on palette mode) created by abe.kiyo
In 7.4.11.6 Palette coding semantics, run_copy_flag is described as …
02:20 Ticket #988 (Decoder mismatch for lossless coding when RDOQ is enabled at config) created by analci
There is an encode/decode mismatch that occurs with lossless coding …

31 Mar 2020:

14:07 Ticket #987 (Assertion on min_qp_prime_ts_minus4 failed at decoder when ...) created by tsukuba.takeshi
In VTM-8.0, min_qp_prime_ts_minus4 is set to (6*(internalBitDepth - …
02:17 Ticket #981 (Mismatch when slice_ts_residual_coding_disabled_flag is enabled) reopened by analci
There is another issue with the first condition change in the attached …

30 Mar 2020:

19:23 Ticket #981 (Mismatch when slice_ts_residual_coding_disabled_flag is enabled) closed by XiangLi
fixed: Fixed in …
11:04 Ticket #983 (misalignment of VTM and spec when signaling rect_slice_flag in PPS) closed by ksuehring
fixed: The related MR was merged. …
03:37 Ticket #986 (The range for PaletteEscapeVal in semantics) created by sunmi.yoo
The range of PaletteEscapeVal never exceeds (1 << Bitdepth)- 1 as the …
03:22 Ticket #985 (Typo in palette coding syntax (7.3.10.6)) created by sunmi.yoo
Currently, the condition for palette_escape_val in palette coding …
01:50 Ticket #984 (Typo in writing Deblocking Cb, Cr Beta and Tc offsets in PictureHeader) created by AnandMeher
The following lines of code in function codePictureHeader have a typo. …

27 Mar 2020:

23:31 Ticket #983 (misalignment of VTM and spec when signaling rect_slice_flag in PPS) created by biaowang
In PPS, when signaling rect_slice_flag, the spec says if( …
07:10 Ticket #982 (Typo in Q2007: 8.15.1.1.7 and 8.15.3.2) created by LouiseLee
In JVET-Q2007 section 8.15.1.1.7, "cmpPicWidth" and "cmpPicHeight" …

26 Mar 2020:

20:27 Ticket #978 (Encoder crashes with HRD for the last GOP of the sequence and decoder ...) closed by ksuehring
fixed: The MR was merged
09:21 Ticket #981 (Mismatch when slice_ts_residual_coding_disabled_flag is enabled) created by T.Hashimoto
If slice_ts_residual_coding_disabled_flag is enabled, encoder / …
08:34 Ticket #980 (Issue on CCALF BD estimation) created by XueweiMeng
In VTM-8.0 CCALF function "deriveCcAlfFilter", line 3855 to 3865 …

25 Mar 2020:

20:03 Ticket #979 (Editorial fix for the first VCL NAL derivation) created by Vadim
In the current spec, the first VCL NAL is defined as follows. A VCL …
19:50 Ticket #978 (Encoder crashes with HRD for the last GOP of the sequence and decoder ...) created by vdrugeon
When HRD timing information is used and the last GOP of the sequence …
04:29 Ticket #977 (writing outside of allocated memory) created by VChemezov
InterPrediction.cpp line 185: m_filteredBlockTmp[i][c] = ( Pel* ) …

24 Mar 2020:

06:38 Ticket #976 (A bug about IBC virtual buffer) created by jzxu
The bug has been identified during generation of conformance …
05:20 Ticket #975 (Typos in JVET-Q2001-vE) created by Tomohiro Ikai
7.3.10.1 General slice data syntax entropy_coding_sync_enabled_flag …
03:34 Ticket #974 (Incorrect shiftHor derivation of GEO) created by XueweiMeng
In JVET-Q2001-vE In 8.5.7.2 "Weighted sample prediction process for …

23 Mar 2020:

12:11 Ticket #973 (Missing inputs when invoking process) created by vdrugeon
In 8.5.7.1 General, process 8.5.6.3 (fractional sample interpolation …
12:09 Ticket #972 (Typo in semantics of slice_explicit_scaling_list_used_flag) created by vdrugeon
In slice header semantics, there is a double negation in the following …
12:08 Ticket #971 (Typos in 6.5.1 CTB raster scanning, tile scanning, and subpicture ...) created by vdrugeon
Small typo in 6.5.1 CTB raster scanning, tile scanning, and subpicture …
12:04 Ticket #970 (Small typo in SEI related text) created by vdrugeon
In D.9.2 Use of the film grain characteristics SEI message and D.9.3 …
10:03 Ticket #969 (Typo in 8.4.5.2.1) created by merkle
The following line in 8.4.5.2.1 "– Otherwise, if either cbWidth or …

22 Mar 2020:

05:14 Ticket #968 (typo on VclAssociatedSeiList and PicUnitRepConSeiList) created by eeehey
On page 461, subclause D.2.2 (d8vE): "The list VclAssociatedSeiList …
04:55 Ticket #967 (typo in Subpicture sub-bitstream extraction process) created by eeehey
0n p.g. 457, subclause C.7 (d8vE) "Rewrite the value of …

20 Mar 2020:

15:49 Ticket #966 (Incorrect mv clipping for subpictures in clipMv function) created by hallapur
This is mv clipping for subpictures in current master: iHorMax = …
15:32 Ticket #965 (Missing opening brace in scaling_list_data syntax) created by delagrangep
Typo (still in D8 vE): missing opening brace after for( id = 0; id < …
13:06 Ticket #964 (Issues in semantics of picture timing SEI message) created by vdrugeon
Could HRD experts please have a look at the following potential …
10:35 Ticket #963 (Typo in 8.8.5.6) created by XieFuchun
In JVET-Q2001-vE, Part 8.8.5.6: ctbSizeHor = isChroma ? CtbSizeY / …
10:26 Ticket #962 (Typo in 8.8.5.4) created by XieFuchun
In part 8.8.5.4 – The variables hx + i and vy + j are modified by …
07:52 Ticket #961 (Decoding when pictures are skipped using SkipFrames (-s) does not work) created by rickard
The VTM decoder includes a SkipFrames (-s) decoder option that skips a …

19 Mar 2020:

19:54 Ticket #960 (typo in bitstream conformance requirement) created by eeehey
On page 113 (d8vE): Let refPicOutputWidthL and refPicOutputHeightL be …
17:51 Ticket #912 (ERROR when encoding next I-frame) closed by XiangLi
fixed
03:41 Ticket #959 (Coding loss of LMCS with Kimono 420) created by lienfei.chen
LMCS has coding loss with Kimono420 test sequences on top of VTM-8. …

18 Mar 2020:

21:42 Ticket #922 (VTM-8.0 master (6f1b5b6) decoder exits in non-CTC configuration) closed by XiangLi
fixed: Further fix in …
18:25 Ticket #892 (Bug of parsing max num of GPM candidates) closed by XiangLi
fixed: Integrated in …
18:23 Ticket #937 (Mismatch between SW and spec on parallel merge estimation region) closed by XiangLi
fixed: Fixed as suggested.
18:07 Ticket #958 (ph_rpl_idx and slice_rpl_idx?) created by vdrugeon
In 7.4.10 Reference picture list structure semantics, the two syntax …
18:05 Ticket #957 (Factor SubWidthC used with scaling_win_top_offset?) created by vdrugeon
In the PPS semantics, the variable PicOutputHeightL is specified as …
17:15 Ticket #956 (Spec bug in the definition of the A0 saptial merge candidate) created by fabrice.leleannec
JVET-Q2001-vD defines the A0 as follows: "– The luma location ( xNbA0, …
11:16 Ticket #955 (Redundant condition on DBF maxFilterLength derivation) created by abe.kiyo
In 8.8.3.4 Derivation process of coding subblock boundary, there is …
08:55 Ticket #954 (Issue on lmcsCW value range) created by abe.kiyo
In 7.4.3.20 Luma mapping with chroma scaling data semantics, there is …
04:01 Ticket #953 (sps_num_lasdf_inrervals_minus2 in Versatile Video Coding (Draft 8) is ...) created by annci
In Versatile Video Coding (Draft 8, …

17 Mar 2020:

11:35 Ticket #952 (alf_ctb_flag[][][] array index bug in 9.3.4.2.2) created by hwsun
In JVET-Q2001-vE, 7.4.11.2 Coding tree unit semantics …

16 Mar 2020:

05:02 Ticket #951 (Issue on intra_subpartitions_split_flag) created by abe.kiyo
In 7.4.11.5 Coding unit semantics, there is the description about ISP …
04:43 Ticket #950 (NumSubLayersInLayerInOLS derivation) created by eeehey
In VVC d8vE subcluase 7.4.3.2 equation (40): for( k = 0, j = 0; k <= …

13 Mar 2020:

22:52 Ticket #949 (typo in picture_header_in_slice_header_flag semantic) created by eeehey
When picture_header_in_slice_header_flag is equal to 1 for a coded …
22:47 Ticket #948 (typo in PPS definition) created by eeehey
3.99 picture parameter set (PPS): A syntax structure containing syntax …
12:06 Ticket #947 (Mismatch when using parcat, related to ALF) created by jsauer
I added 360Lib 10.0 to VTM 8.0. Further I applied the attached patch …
08:31 Ticket #889 (Incorrect size and reset for m_weightPredTable) closed by audrey.turquin
fixed: The spec has been changed to do not allow values greater than 15. (see …
03:57 Ticket #946 (Minor editorial modification in 8.4.2.) created by abe.kiyo
In 8.4.2 Derivation process for luma intra prediction mode, the …

12 Mar 2020:

18:40 Ticket #943 (JVET-Q0346: Non-existent scaling list default matrix) closed by yk
fixed: This is a valid issue. It has been fixed in Q2001-vE (which has just …
14:43 Ticket #928 (VTM 8.0 issue for running RPR with ScalingRatioHor/Ver < 1) closed by ksuehring
fixed: The MR was merged
14:39 Ticket #945 (Typo of slice_cc_alf_cr_enabled_flag, alf_ctb_cc_cr_idc and alf_ctb_flag) created by wangyang.cs
Suggest changes in JVET-Q2001-vD as follows: …
09:51 Ticket #944 ([residual_coding] wrong TransCoeffLevel derivation when ...) created by fbarbier
When ph_dep_quant_enabled_flag is 1, accordingly to spec …
07:43 Ticket #943 (JVET-Q0346: Non-existent scaling list default matrix) created by jennylai
According to the specification text, when …
02:14 Ticket #940 (Potential issue in the range of MaxNumGpmMergeCand) closed by yk
fixed: Good catch! Thanks! It seems better to fix this specifying that the …

11 Mar 2020:

19:18 Ticket #942 (refWraparoundEnabledFlag miss-aligned between inputs of 8.5.3.2.1 and ...) created by hangao
In JVET-Q2001-vD, refWraparoundEnabledFlag is miss-aligned inputs of …
12:12 Ticket #941 (Incorrect value of gdr_or_irap_pic_flag) closed by ksuehring
fixed: Merged in MR !1449
10:28 Ticket #941 (Incorrect value of gdr_or_irap_pic_flag) created by jonatan
Currently the value of gdr_or_irap_pic_flag is set to 1 also for …
09:01 Ticket #940 (Potential issue in the range of MaxNumGpmMergeCand) created by chunchic
According to the semantics of …
03:08 Ticket #939 (Incorrect ctxIdx value of residual syntaces in 9.3.) created by abe.kiyo
There are some wrong value of ctxIdx of coded_sub_block_flag, …

10 Mar 2020:

14:51 Ticket #938 (HMVP candidate indexing bug in 8.5.2.6 and 8.6.2.4) created by hangao
In JVET-Q2001-vD In 8.5.2.6 and 8.6.2.4 the for loop of HMVP …
06:46 Ticket #838 (Typos in section 8.8.3.6.3 (decision process for chroma block edges)) closed by jlchen
fixed: Thanks for reporting the bug. This will be fixed in the vE release.
06:41 Ticket #837 (Misplaced parentheses in long deblocking filter) closed by jlchen
fixed: Thanks for reporting the issue. This will be fixed in the vE release.
06:32 Ticket #935 (mionor editorial issue in 8.5.6.3.2 Luma sample interpolation ...) closed by jlchen
fixed: Thanks for reporting the issues, will be fixed in the vE release.
06:30 Ticket #934 (Potential issue in determining vertical luma interpolation filter ...) closed by jlchen
fixed: They should be scalingRatio[1]. will be fixed in vE release.
05:28 Ticket #932 (Typo of abs_level_gtx_flag in Table 131) closed by jlchen
fixed: Thanks for careful checking, this issue will be fixed in vE release.
05:21 Ticket #931 (Incorrect table reference in 8.8.5.4.) closed by jlchen
fixed: Thanks for reporting the issue, this will be fixed in the vE release.
05:17 Ticket #916 (Issues with list of inputs when invoking interpolation processes) closed by jlchen
fixed: Thanks for careful checking, both issues will be fixed in the vE release.
03:23 Ticket #894 (Typos in deblocking filter specification) closed by jlchen
fixed: Thanks for careful check, the fixes will be included in vE release.

9 Mar 2020:

18:16 Ticket #937 (Mismatch between SW and spec on parallel merge estimation region) created by wzeng
In VVC spec text D8, position offsets are used to determine the …
18:07 Ticket #936 (Mismatch between SW and spec on context initialization) created by wzeng
In VVC spec text, SliceQPy is clamped to 51. preCtxState = …
17:39 Ticket #935 (mionor editorial issue in 8.5.6.3.2 Luma sample interpolation ...) created by francoise
"-" symbol is wrongly inserted when referring to Tables 27 to 32
16:30 Ticket #934 (Potential issue in determining vertical luma interpolation filter ...) created by vdrugeon
In 8.5.6.3.2 Luma sample interpolation filtering process, when …
05:22 Ticket #933 (Typo of par_level_flag in 9.3.4.2.9) created by abe.kiyo
In 9.3.4.2.9 Derivation process of ctxInc for the syntax elements …
05:20 Ticket #932 (Typo of abs_level_gtx_flag in Table 131) created by abe.kiyo
In Table 131, abs_level_gtx_flag[ ] should be abs_level_gtx_flag[ …
03:20 Ticket #931 (Incorrect table reference in 8.8.5.4.) created by abe.kiyo
In 8.8.5.4 Coding tree block filtering process for chroma samples, …

8 Mar 2020:

00:34 Ticket #927 (SEI draft3 (Q2007) - Table.12 not complete) closed by yk
fixed: Thanks! Fixed in Q2007-v6.
00:28 Ticket #764 (EXTENDED_SAR not defined) closed by yk
fixed: Fixed, in Q2007-v6, one remaining instance of EXTENDED_SAR in "if( …

7 Mar 2020:

23:11 Ticket #921 (A typo in equation 87) closed by yk
fixed: Good catch! Thanks. Fixed in Q2001-vE.
22:51 Ticket #908 (Maximum number of PH wpred weights) closed by yk
fixed
22:39 Ticket #915 (Typos in syntax of coding unit (7.3.10.5)) closed by yk
fixed: Good catch! Thanks. Fixed in Q2001-vE.
22:36 Ticket #914 (Typos in syntax of coding tree (7.3.10.4)) closed by yk
fixed: Good catch! Thanks. Fixed in Q2001-vE.
22:32 Ticket #910 (Missing braces in num_ref_idx_active_override_flag condition) closed by yk
fixed: Good catch! Thanks. Fixed in Q2001-vE.
22:26 Ticket #909 (Alignment of sps_independent_subpics_flag with the decision from the ...) closed by yk
fixed: Fixed in Q2001-vE.
00:00 Ticket #930 (mismatch between software and spec. on the maximum number of merge ...) closed by hanhuang
fixed

6 Mar 2020:

23:42 Ticket #930 (mismatch between software and spec. on the maximum number of merge ...) created by hanhuang
pic_six_minus_max_num_merge_cand, …

5 Mar 2020:

18:53 Ticket #929 (Encoder hangs when too few frames in source file) created by karlsharman
If the encoder is unable to read a frame from the source video file …
12:51 Ticket #922 (VTM-8.0 master (6f1b5b6) decoder exits in non-CTC configuration) reopened by ksuehring
07:18 Ticket #922 (VTM-8.0 master (6f1b5b6) decoder exits in non-CTC configuration) closed by XiangLi
fixed: Fixed in …
03:23 Ticket #928 (VTM 8.0 issue for running RPR with ScalingRatioHor/Ver < 1) created by taoranlu
VVC spec allows the RPR ratio from down-scaling by 8 to up-scaling by …
03:09 Ticket #927 (SEI draft3 (Q2007) - Table.12 not complete) created by LouiseLee
In Table.12 of SEI D3 v5, the last three rows are missing compared to …
01:42 Ticket #926 (JEVT-Q0505: Scaling list prediction from non-existent chroma lists) created by bheng
When scaling_list_chroma_present_flag = 0, it should be illegal for a …

4 Mar 2020:

20:50 Ticket #925 (confusing range of sps_log2_diff_min_qt_min_cb_intra_slice_chroma and ...) created by hanhuang
The ranges of sps_log2_diff_min_qt_min_cb_intra_slice_chroma and …
20:11 Ticket #924 (Encoder crash when setting MinQTChromaISlice larger or equal to 32) created by hanhuang
Encoder crash when setting MinQTChromaISlice larger or equal to 32. …
20:05 Ticket #917 (Mismatch between spec and software on length of slice_subpic_id) closed by XiangLi
fixed: Fixed as suggested in MR 1429
13:52 Ticket #923 (Editorial modification: GEO size constraint on 8x64/64x8) created by chunchic
According to the meeting notes which records "Decision: Stay with the …
12:44 Ticket #919 (EncAppCfg.cpp: Invalid encoding configuration "AffineAmvr=1 and IMV=0" ...) closed by ksuehring
fixed: The MR was merged.
09:24 Ticket #922 (VTM-8.0 master (6f1b5b6) decoder exits in non-CTC configuration) created by tung.nguyen
-c .\cfg\encoder_randomaccess_vtm.cfg -c …
07:08 Ticket #921 (A typo in equation 87) created by tajime
There is a typo in equation 87. “ph_temporal_mvp_enable_flag” should …
00:37 Ticket #920 (Redundancy processing on qPY_PREV derivation) created by abe.kiyo
In 8.7.1 Derivation process for quantization parameters, there is the …

3 Mar 2020:

23:30 Ticket #919 (EncAppCfg.cpp: Invalid encoding configuration "AffineAmvr=1 and IMV=0" ...) created by chunchic
The VTM-8.0 decoder crashes when the input bitstream is generated with …
19:15 Ticket #899 (Deblocking of cu_cbf_flag=0 CUs with implicit transform splitting.) closed by fbossen
fixed
17:50 Ticket #918 (StreamMergeApp outdated) created by ksuehring
The app for merging independently coded bistreams into a multiplexed …
16:40 Ticket #917 (Mismatch between spec and software on length of slice_subpic_id) created by vdrugeon
VVC D8 states: "The length of slice_subpic_id is …
16:07 Ticket #916 (Issues with list of inputs when invoking interpolation processes) created by vdrugeon
1. In 8.5.3.2.2 Luma sample bilinear interpolation process, the …
05:25 Ticket #915 (Typos in syntax of coding unit (7.3.10.5)) created by abe.kiyo
In 7.3.10.5 Coding unit syntax, the last "[[span(style=color: …
05:25 Ticket #914 (Typos in syntax of coding tree (7.3.10.4)) created by abe.kiyo
In 7.3.10.4 Coding tree syntax, "[[span(style=color: #FF0000, …
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