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W.-J. Chien

Short name: W.-J. Chien

wchien@qti.qualcomm.com Qualcomm 237 document(s)
Affiliations
Qualcomm 2016-02-20 - 2025-01-22
Known Emails
Documents
JVET-AK0323
37th Meeting: Geneva, CH, January 2025 2025-01-18 10:56
Neural Network Analysis for Next-Generation Video Compression Standard

T. Hsieh, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm)

JVET-X0049
25th Meeting: by teleconference, October 2021 2021-09-30 05:41
EE2: Adaptive decoder side motion vector refinement (test 3.4)

H. Huang, Z. Zhang, V. Seregin, W.-J. Chien, C.-C. Chen, M. Karczewicz (Qualcomm)

JVET-W0122
23rd Meeting: by teleconference, July 2021 2021-07-09 09:18
EE2-related: On spatial MV propagation and neighboring template block access for template matching and multi-pass DMVR

C.-C. Chen, C.-T. Hsieh, H. Huang, V. Seregin, W.-J. Chien, Y.-J. Chang, Z. Zhang, Y. Zhang, M. Karczewicz (Qualcomm)

JVET-W0107
23rd Meeting: by teleconference, July 2021 2021-07-09 08:32
EE2-related: Adaptive decoder side motion vector refinement

H. Huang, Z. Zhang, V. Seregin, W.-J. Chien, C.-C. Chen, M. Karczewicz (Qualcomm)

JVET-T0013
20th Meeting: by teleconference, October 2020 2020-12-14 05:18
JVET AHG report: Tool reporting procedure and testing (AHG13)

W.-J. Chien, J. Boyce, Y.-W. Chen, R. Chernyak, K. Choi, R. Hashimoto, Y.-W. Huang, H. Jang, R.-L. Liao, S. Liu

JVET-S2005
19th Meeting: by teleconference, June 2020 2020-07-20 19:11
Methodology and reporting template for coding tool testing

W.-J. Chien, J. Boyce

JVET-S0013
19th Meeting: by teleconference, June 2020 2020-06-22 15:15
JVET AHG report: Tool reporting procedure and testing (AHG13)

W.-J. Chien, J. Boyce, Y.-W. Chen, R. Chernyak, K. Choi, R. Hashimoto, Y.-W. Huang, H. Jang, R.-L. Liao, S. Liu

JVET-R2005
18th Meeting: Teleconference, April 2020 2020-05-16 01:47
Methodology and reporting template for coding tool testing

W.-J. Chien, J. Boyce

JVET-R0013
18th Meeting: Teleconference, April 2020 2020-04-29 02:53
JVET AHG report: Tool reporting procedure and testing (AHG13)

W.-J. Chien, J. Boyce, Y.-W. Chen, R. Chernyak, K. Choi, R. Hashimoto, Y.-W. Huang, H. Jang, R.-L. Liao, S. Liu

JVET-R0468
18th Meeting: Teleconference, April 2020 2020-04-27 19:07
AHG13: On RGB common test condition

Y.-H. Chao, W.-J. Chien, M. Karczewicz (Qualcomm), X. Xiu, Y.-W. Chen, X. Wang (Kwai)

JVET-R0240
18th Meeting: Teleconference, April 2020 2020-04-24 07:43
AHG11: On maximum palette size and palette predictor size

Y.-H. Chao, T. Hsieh, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm)

JVET-R0287
18th Meeting: Teleconference, April 2020 2020-04-22 10:00
AHG9: On high level control parameters

H. Huang, Y.-J. Chang, M. Coban, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm)

JVET-R0347
18th Meeting: Teleconference, April 2020 2020-04-18 09:07
AHG2: On minimum QT size, maximum BT size and maximum TT size

H. Huang, J. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-R0358
18th Meeting: Teleconference, April 2020 2020-04-18 08:49
A combined solution for latency reduction in transformation process with TU-level signalling and removal of chroma LFNST

H.E. Egilmez, A. Nalci, V. Seregin, W.-J. Chien, T. Hsieh, M. Karczewicz (Qualcomm), T.-D. Chuang, M.-S. Chiang, Z.-Y. Lin, C.-W. Hsu, C.-Y. Chen, Y.-W. Huang, S.-M. Lei (MediaTek), X. Xiu, T.-C. Ma, Y.-W. Chen, H.-J. Jhu, X. Wang (Kwai), C. Rosewarne, J. Gan (Canon)

JVET-R0379
18th Meeting: Teleconference, April 2020 2020-04-16 06:53
Palette mode support in VVC main profile

Y. Ye, R.-L. Liao, M. G. Sarwer (Alibaba), Y.-H. Chao, W.-J. Chien, J. Chen, M. Karczewicz (Qualcomm), P. Onno, C. Gisquet, G. Laroche (Canon), H.-J. Jhu, Y.-W. Chen, X. Xiu, X. Wang (Kwai)

JVET-R0234
18th Meeting: Teleconference, April 2020 2020-04-09 02:08
Removal of redundant LFNST index signalling

H.E. Egilmez, A. Nalci, V. Seregin, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-R0371
18th Meeting: Teleconference, April 2020 2020-04-08 07:03
AHG2/9: On max num of subblock merge candidates

H. Huang, J. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-R0236
18th Meeting: Teleconference, April 2020 2020-04-03 23:46
Latency reduction in transformation process with TU-level signalling

H.E. Egilmez, A. Nalci, V. Seregin, W.-J. Chien, T. Hsieh, M. Karczewicz (Qualcomm)

JVET-R0235
18th Meeting: Teleconference, April 2020 2020-04-03 23:46
Removal of LFNST for chroma components

H.E. Egilmez, A. Nalci, V. Seregin, W.-J. Chien, T. Hsieh, M. Karczewicz (Qualcomm)

JVET-Q0508
17th Meeting: Brussels, January 2020 2020-01-17 08:37
CE4-related: Combined test of JVET-Q0268 and JVET-Q0123

K. Reuzé, H. Huang, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm), J. Li, C.S. Lim (Panasonic)

JVET-Q0501
17th Meeting: Brussels, January 2020 2020-01-16 17:57
Non-CE2: On palette predictor initialization in WPP

Y.-H. Chao, C.-H. Hung, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm)

JVET-Q0798
17th Meeting: Brussels, January 2020 2020-01-16 17:43
SPS level control over the number of merge candidates

L. Li, X. Li, S. Liu (Tencent), Y.-J. Chang, W.-J. Chien, V. Seregin, M. Coban, M. Karczewicz (Qualcomm), S. Esenlik, H. Gao, A. M. Kotra, B. Wang, H. Chen, H. Yang, A. Filippov, E. Alshina (Huawei), C.-W. Hsu, Y.-W. Huang, S.-M. Lei (MediaTek),

JVET-Q0806
17th Meeting: Brussels, January 2020 2020-01-16 15:30
Integrated Text for GEO

H. Gao, S. Esenlik, E. Alshina, A. M. Kotra, B. Wang (Huawei), R.-L. Liao, J. Chen, Y. Ye, J. Luo (Alibaba), K. Reuzé, C.-C. Chen, H. Huang, W.-J. Chien, V. Seregin (Qualcomm), Z. Deng, L. Zhang, H. Liu, K. Zhang, Y. Wang(Bytedance), J. Li, C. S. Lim (Panasonic), Y.-L. Hsiao, C.-C. Chen, C.-W. Hsu, Y.-W. Huang, S.-M. Lei (MediaTek), L.-F. Chen, X. Li, G. Li, S. Liu (Tencent), L. P. Van, G. Van der Auwera, A. K. Ramasubramonian, H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm), M. Bläser, J. Sauer (RWTH Aachen), H. Chen, H. Yang (Huawei)

JVET-Q0806
17th Meeting: Brussels, January 2020 2020-01-16 15:30
Integrated Text for GEO

H. Gao, S. Esenlik, E. Alshina, A. M. Kotra, B. Wang (Huawei), R.-L. Liao, J. Chen, Y. Ye, J. Luo (Alibaba), K. Reuzé, C.-C. Chen, H. Huang, W.-J. Chien, V. Seregin (Qualcomm), Z. Deng, L. Zhang, H. Liu, K. Zhang, Y. Wang(Bytedance), J. Li, C. S. Lim (Panasonic), Y.-L. Hsiao, C.-C. Chen, C.-W. Hsu, Y.-W. Huang, S.-M. Lei (MediaTek), L.-F. Chen, X. Li, G. Li, S. Liu (Tencent), L. P. Van, G. Van der Auwera, A. K. Ramasubramonian, H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm), M. Bläser, J. Sauer (RWTH Aachen), H. Chen, H. Yang (Huawei)

JVET-Q0297
17th Meeting: Brussels, January 2020 2020-01-15 23:37
AHG16: Merge estimation region with constraint in HMVP update

H. Huang, W.-J. Chien, T. Hsieh, V. Seregin, C.-C. Chen, K. Reuze, M. Karczewicz (Qualcomm), Y.-L. Hsiao, C.-C. Chen, C.-W. Hsu, T.-D. Chuang, C.-Y. Chen, Y.-W. Huang, S.-M. Lei (MediaTek)

JVET-Q0808
17th Meeting: Brussels, January 2020 2020-01-15 14:12
QP offsets for adaptive color transform

H. Huang, W.-J. Chien, Y.-H. Chao, A.K. Ramasubramonian, C.-C. Chen, V. Seregin, T. Hsieh, G. Van der Auwera, M. Karczewicz (Qualcomm)

JVET-Q0166
17th Meeting: Brussels, January 2020 2020-01-14 22:40
On the adaptive color transform

H. Huang, A.K. Ramasubramonian, C.-C. Chen, V. Seregin, T. Hsieh, Y.-H. Chao, W.-J. Chien, G. Van der Auwera, M. Karczewicz (Qualcomm)

JVET-Q0062
17th Meeting: Brussels, January 2020 2020-01-14 22:40
CE4-3: Constrain SBT for GEO mode

H. Huang, T. Hsieh, V. Seregin, K. Reuze, C.-C. Chen, H.E. Egilmez, W.-J. Chien, M. Karczewicz (Qualcomm), L. Xu, X. Cao, Y. Sun, F. Chen, L. Wang (Hikvision)

JVET-Q0185
17th Meeting: Brussels, January 2020 2020-01-12 21:15
AHG16: On merge estimation region for VVC

Y.-L. Hsiao, C.-C. Chen, C.-W. Hsu, T.-D. Chuang, C.-Y. Chen, Y.-W. Huang, S.-M. Lei (MediaTek), H. Huang, W.-J. Chien, T. Hsieh, V. Seregin, C.-C. Chen, K. Reuze, M. Karczewicz (Qualcomm)

JVET-Q0504
17th Meeting: Brussels, January 2020 2020-01-12 17:00
CE2-related: Palette mode for non 4:4:4 color format

R.-L. Liao, M. Sarwer, J. Chen, Y. Ye, J. Luo (Alibaba), Y.-H. Chao, C.-H. Hung, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm)

JVET-Q0522
17th Meeting: Brussels, January 2020 2020-01-11 15:19
Non-CE4: Early termination of DMVR and study of its pixel coverage

C.-C. Chen, H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-Q0268
17th Meeting: Brussels, January 2020 2020-01-11 10:18
CE4-related: GEO with 32 modes

K. Reuzé, H. Huang, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm)

JVET-Q0712
17th Meeting: Brussels, January 2020 2020-01-10 20:02
Non-CE2: Extention of error limit table in JVET-Q0503 to high QP

Y.-H. Chao, C.-H. Hung, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm), H.-J. Jhu, X. Xiu, Y.-W. Chen, T.-C. Ma, X. Wang (Kwai), R.-L. Liao, M. Sarwer, J. Chen, Y. Ye, J. Luo (Alibaba)

JVET-Q0503
17th Meeting: Brussels, January 2020 2020-01-10 12:28
CE2-related: Encoder improvement for palette mode

Y.-H. Chao, C.-H. Hung, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm), R.-L. Liao, M. Sarwer, J. Chen, Y. Ye, J. Luo (Alibaba)

JVET-Q0702
17th Meeting: Brussels, January 2020 2020-01-10 12:02
Non-CE2: On palette predictor initialization in WPP

Y.-H. Chao, C.-H. Hung, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm), J. Luo, Y. Ye, R.-L. Liao, M. Sarwer, J. Chen (Alibaba)

JVET-Q0059
17th Meeting: Brussels, January 2020 2020-01-10 11:53
CE4-1: Geometric Inter Prediction with 64 Modes

H. Gao, S. Esenlik, E. Alshina, A. M. Kotra, B. Wang (Huawei), R.-L. Liao, J. Chen, Y. Ye, J. Luo (Alibaba), K. Reuzé, C.-C. Chen, H. Huang, W.-J. Chien, V. Seregin (Qualcomm), M. Blaser, J. Sauer (RWTH Aachen)

JVET-Q0061
17th Meeting: Brussels, January 2020 2020-01-08 15:48
CE4-related: Combined Test of CE4-1, CE4-2 and CE4-3

H. Gao, S. Esenlik, E. Alshina, A. M. Kotra, B. Wang (Huawei), K. Reuzé, C.-C. Chen, H. Huang, W.-J. Chien, V. Seregin (Qualcomm), R.-L. Liao, J. Chen, Y. Ye, J. Luo (Alibaba), L. Xu, F. Chen, L. Wang (Hikvision), Z. Deng, L. Zhang, H. Liu, K. Zhang, Y. Wang (Bytedance), M Bläser, J. Sauer (RWTH Aachen),

JVET-Q0079
17th Meeting: Brussels, January 2020 2020-01-08 15:39
CE4 Common Base: Geometric inter prediction

H. Gao, S. Esenlik, E. Alshina, A. M. Kotra, B. Wang (Huawei), K. Reuze, C.-C. Chen, H. Huang, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm), R.-L. Liao, J. Chen, Y. Ye, J. Luo (Alibaba), M. Blaser, J. Sauer (RWTH Aachen)

JVET-Q0013
17th Meeting: Brussels, January 2020 2020-01-08 10:08
JVET AHG report: Tool reporting procedure and testing (AHG13)

W.-J. Chien, J. Boyce, W. Chen, Y.-W. Chen, R. Chernyak, K. Choi, R. Hashimoto, Y.-W. Huang, H. Jang, R.-L. Liao, S. Liu

JVET-Q0502
17th Meeting: Brussels, January 2020 2020-01-01 02:56
Non-CE2: Encoder only approach for CTU row palette predictor initialization

Y.-H. Chao, W.-J. Chien, C.-H. Hung, V. Seregin, M. Karczewicz (Qualcomm)

JVET-Q0242
17th Meeting: Brussels, January 2020 2019-12-31 01:25
Cleanup of TPM, CIIP and GEO for 4:0:0 format

L. Pham Van, G. Van der Auwera, A. K. Ramasubramonian, H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm),

JVET-Q0064
17th Meeting: Brussels, January 2020 2019-12-24 02:33
CE2-3.1: Simplification of palette predictor update for small CUs

Y.-H. Chao, T. Hsieh, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm)

JVET-P2005
16th Meeting: Geneva, October 2019 2019-11-28 01:57
Methodology and reporting template for coding tool testing

W.-J. Chien, J. Boyce

JVET-P0090
16th Meeting: Geneva, October 2019 2019-10-10 19:07
Non-CE4: 32 bits coding for abs_mvd_minus2

H. Huang, M. Coban, H. Wang, V. Seregin, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-P0057
16th Meeting: Geneva, October 2019 2019-10-10 10:48
CE4: Harmonization of BDOF and PROF (Test 4-2.1 and 4-2.2)

X. Xiu, Y.-W. Chen, T.-C. Ma, H.-J. Jhu, X. Wang (Kwai), H. Huang, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm), C.-Y. Lai, T.-D. Chuang, C.-Y. Chen, C.-W. Hsu, Y.-W. Huang, S.-M. Lei (MediaTek), Y. He, W. Chen (InterDigital)

JVET-P1023
16th Meeting: Geneva, October 2019 2019-10-09 17:11
Joint solution for the reference picture conditions in DMVR and BDOF (JVET-P0089, JVET-P0191, JVET-P0311, JVET-P0415, JVET-P0546, JVET-P0598)

H. Huang, C.-C. Chen, K. Reuze, W.-J. Chien, M. Karczewicz (Qualcomm), N. Zhang, H. Liu, L. Zhang, K. Zhang, Y. Wang (Bytedance), W. Chen, Y. He (InterDigital), K. Unno, K. Kawamura, S. Naito (KDDI), F. Chen, L. Wang (Hikvision)

JVET-P0361
16th Meeting: Geneva, October 2019 2019-10-07 18:48
On chroma quantization groups

A. K. Ramasubramonian, G. Van der Auwera, W.-J. Chien, H. Huang, Y. Han, B. Ray, M. Karczewicz (Qualcomm)

JVET-P0994
16th Meeting: Geneva, October 2019 2019-10-07 07:09
Crosscheck of JVET-P0280 (Non-CE4: Fix the behavior between BCW and WP)

C.-C. Chen, W.-J. Chien (Qualcomm)

JVET-P0013
16th Meeting: Geneva, October 2019 2019-10-03 15:09
JVET AHG report: Tool reporting procedure (AHG13)

W.-J. Chien, J. Boyce, W. Chen, Y.-W. Chen, R. Chernyak, K. Choi, R. Hashimoto, Y.-W. Huang, H. Jang, R.-L. Liao, S. Liu

JVET-P0209
16th Meeting: Geneva, October 2019 2019-10-01 18:27
Non-CE4: On the affine AMVR

H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-P0746
16th Meeting: Geneva, October 2019 2019-10-01 09:20
CE4-related: Combination of JVET-P0264 and JVET-P0304 on GEO simplification

K. Reuzé, C.-C. Chen, H. Huang, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm), R.-L. Liao, J. Chen, Y. Ye, J. Luo (Alibaba)

JVET-P0583
16th Meeting: Geneva, October 2019 2019-09-30 20:07
CE4-related: On the SBT in CE4-1.1

H. Huang, T. Hsieh, V. Seregin, K. Reuze, C.-C. Chen, H.E. Egilmez, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-P0598
16th Meeting: Geneva, October 2019 2019-09-30 14:38
CE4-related: Harmonized CU-level Condition Check in BDOF and DMVR

C.-C. Chen, H. Huang, K. Reuzé, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-P0091
16th Meeting: Geneva, October 2019 2019-09-23 20:42
CE4-related:Simplification of PROF and BDOF

H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-P0089
16th Meeting: Geneva, October 2019 2019-09-21 06:23
Non-CE4: DMVR control by reference picture type

H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-P0077
16th Meeting: Geneva, October 2019 2019-09-18 07:12
CE8-1.3: Line-based CG Palette Mode

Y.-H. Chao, C.-H. Hung, W.-J. Chien, T. Hsieh, M. Karczewicz (Qualcomm)

JVET-O2005
15th Meeting: Gothenburg, SE, July 2019 2019-08-04 04:05
Methodology and reporting template for coding tool testing

W.-J. Chien, J. Boyce

JVET-O1172
15th Meeting: Gothenburg, SE, July 2019 2019-07-11 09:40
Non-CE4/8: On disabling blending process in TPM

C.-C. Chen, K. Reuze, W.-J. Chien, M. Karczewicz (Qualcomm), W. Zhu, L. Zhang, J. Xu, K. Zhang (Bytedance), M. Bläser, J. Sauer (RWTH Aachen University),

JVET-O1168
15th Meeting: Gothenburg, SE, July 2019 2019-07-10 14:14
Cu level chroma QP control for VVC

Y. Han, A. Ramasubramonian, A. Nalci, G. Van Der Auwera, M. Coban, W.-J. Chien, Y.-H. Chao, M. Karczewicz (Qualcomm), P. De Lagrange (InterDigital),

JVET-O0569
15th Meeting: Gothenburg, SE, July 2019 2019-07-10 11:13
Non-CE6: LFNST Signaling at the TU Level

A. Nalci, H. E. Egilmez, A. Said, M. Coban, V. Seregin, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-O0293
15th Meeting: Gothenburg, SE, July 2019 2019-07-09 12:40
CE6-related: Latency reduction for LFNST signalling

M.-S. Chiang, C.-W. Hsu, T.-D. Chuang, C.-Y. Chen, Y.-W. Huang, S.-M. Lei (MediaTek), J. Jung, D. Kim, G. Ko, J.-H. Son, J. S. Kwak (WILUS), A. Nalci, H. E. Egilmez, A. Said, M. Coban, V. Seregin, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-O0119
15th Meeting: Gothenburg, SE, July 2019 2019-07-09 11:29
CE8-2.1: Palette mode in HEVC

Y.-H. Chao, C.-H. Hung, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm), Y.-C. Sun, T.-S. Chang, J. Lou (Alibaba), W. Zhu, L. Zhang, J. Xu, K. Zhang, H. Liu (Bytedance)

JVET-O1142
15th Meeting: Gothenburg, SE, July 2019 2019-07-09 09:39
CE4/9-related: Combined Test of JVET-O0593/JVET-O0252/JVET-O0281/JVET-O0615 on harmonization on BDOF and PROF

X. Xiu, Y.-W. Chen, T.-C. Ma, H.-J. Jhu, X. Wang (Kwai), H. Huang, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm), C.-Y. Lai, T.-D. Chuang, C.-Y. Chen, C.-W. Hsu, Y.-W. Huang, S.-M. Lei (MediaTek), Y. He, W. Chen (InterDigital)

JVET-O0666
15th Meeting: Gothenburg, SE, July 2019 2019-07-09 09:30
Non-CE4: Fix for missing MV in 4xN and Nx4 triangle partition mode

K. Reuzé, C.-C Chen, W.-J. Chien, H. Huang, M. Karczewicz (Qualcomm)

JVET-O0249
15th Meeting: Gothenburg, SE, July 2019 2019-07-08 08:38
Non-CE4: Merge Modes Signaling

H. Huang, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm), C.-W. Hsu, Y.-W. Huang, S.-M. Lei (MediaTek)

JVET-O0250
15th Meeting: Gothenburg, SE, July 2019 2019-07-05 21:03
Non-CE9: DMVR and BDOF on/off control

H. Huang, W.-J. Chien, V. Seregin, M. Coban, M. Karczewicz (Qualcomm)

JVET-O0282
15th Meeting: Gothenburg, SE, July 2019 2019-07-05 19:16
CE8-related: Bug Fix in CE8-2.1

C.-H. Hung, Y.-H. Chao, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm)

JVET-O0646
15th Meeting: Gothenburg, SE, July 2019 2019-07-05 17:14
Non-CE4/8: Combination of Blending-off Switch (JVET-O0645) and Simplified Motion Storage (JVET-O0411) for TPM Mode

C.-C. Chen, K. Reuze, Y. Zhang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-O0456
15th Meeting: Gothenburg, SE, July 2019 2019-07-05 11:56
Non-CE4: Grouping the syntax elements of motion vector differences

Y.-J. Chang, Y. Zhang, C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-O0455
15th Meeting: Gothenburg, SE, July 2019 2019-07-05 10:07
Non-CE8: On IBC merge mode

Y.-J. Chang, Y. Zhang, C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-O0737
15th Meeting: Gothenburg, SE, July 2019 2019-07-05 08:47
Chroma Delta QP for Separate Tree

Y. Han, G. Van Der Auwera, M. Coban, W.-J. Chien, Y.-H. Chao, A. Nalci, M. Karczewicz (Qualcomm)

JVET-O0117
15th Meeting: Gothenburg, SE, July 2019 2019-07-03 23:48
CE8-1.4 and CE8-1.5: Default Processing for IBC Mode

Y. Han, W.-J. Chien, M. Karczewicz (Qualcomm), J. Li, C. Lim (Panasonic), H. Jang, J. Nam, J. Lim (LGE)

JVET-O0552
15th Meeting: Gothenburg, SE, July 2019 2019-07-03 19:48
Non-CE4: Extension of triangle partition mode to P-slices

K. Reuzé, C.-C Chen, W.-J. Chien, H. Huang, M. Karczewicz (Qualcomm)

JVET-O0013
15th Meeting: Gothenburg, SE, July 2019 2019-07-03 14:43
JVET AHG report: Tool reporting procedure (AHG13)

W.-J. Chien, J. Boyce, Y.-W. Chen, R. Chernyak, K. Choi, R. Hashimoto, Y.-W. Huang, H. Jang, R.-L. Liao, S. Liu, D. Luo

JVET-O0252
15th Meeting: Gothenburg, SE, July 2019 2019-07-03 06:08
CE4-related: Alignment and simplification of PROF and BDOF

H. Huang, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm)

JVET-O0644
15th Meeting: Gothenburg, SE, July 2019 2019-07-02 13:28
Non-CE9: Evaluation of Threshold Value Applied to SAD-based Early Termination in DMVR

C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-O0645
15th Meeting: Gothenburg, SE, July 2019 2019-07-02 09:24
Non-CE4/8: Blending-off Switch for TPM Mode

C.-C. Chen, Y. Zhang, K. Reuze, Y.-J. Chang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-O0411
15th Meeting: Gothenburg, SE, July 2019 2019-07-01 18:11
Non-CE4: Simplification of bi-prediction MV generation for triangle partition mode storage

K. Reuzé, C.-C Chen, W.-J. Chien, H. Huang, M. Karczewicz (Qualcomm)

JVET-O0871
15th Meeting: Gothenburg, SE, July 2019 2019-07-01 12:16
Crosscheck of JVET-O0506 (Non-CE9: An improvement to extended predicted sample value derivation in BDOF)

C.-C. Chen, W.-J. Chien (Qualcomm)

JVET-O0681
15th Meeting: Gothenburg, SE, July 2019 2019-07-01 06:28
CE9-related: Disabled DMVR, BDOF and BCW for CIIP

H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-O0254
15th Meeting: Gothenburg, SE, July 2019 2019-06-28 02:21
Non-CE4: Size constrain for inherited affine motion prediction

H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-O0253
15th Meeting: Gothenburg, SE, July 2019 2019-06-28 02:17
Non-CE4: Simplification of HMVP in AMVP mode

H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-O0120
15th Meeting: Gothenburg, SE, July 2019 2019-06-27 20:18
CE8-2.4: Line-based CG Palette Mode

Y.-H. Chao, C.-H. Hung, W.-J. Chien, T. Hsieh, M. Karczewicz (Qualcomm)

JVET-O0121
15th Meeting: Gothenburg, SE, July 2019 2019-06-19 03:44
CE8-4.2: Dual tree disabled for YUV4:4:4 format

Y.-H. Chao, C.-H. Hung, H. Wang, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm)

JVET-O0066
15th Meeting: Gothenburg, SE, July 2019 2019-06-18 23:12
CE4-3.1a and CE4-3.1b: Unidirectional local illumination compensation with affine prediction

V. Seregin, W.-J. Chien, T. Hsieh, N. Hu, M. Karczewicz (Qualcomm), C.-M. Tsai, C.-C. Chen, C.-W. Hsu, Y.-W. Huang, S.-M. Lei (MediaTek), H. Chen, X. Ma, H. Yang (Huawei)

JVET-N1005
14th Meeting: Geneva, March 2019 2019-04-11 18:21
Methodology and reporting template for coding tool testing

W.-J. Chien, J. Boyce

JVET-N0407
14th Meeting: Geneva, March 2019 2019-04-09 04:02
CE9: Removal of 4xN/8x8 CUs and Boundary Padding Process from DMVR (Test 9.1.1)

C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0671
14th Meeting: Geneva, March 2019 2019-03-29 09:35
Support of 4:4:4 and 4:2:2 chroma formats in VVC

A. Filippov, V. Rufitskiy, T. Solovyev, R. Chernyak, J. Chen (Huawei), X. Zhao, X. Li, X. Xu, S. Liu (Tencent), H. Wang, Y.-H. Chao, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm)

JVET-N0268
14th Meeting: Geneva, March 2019 2019-03-26 00:51
CE2-related: Remove above-left affine inherited motion vector predictor

H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0735
14th Meeting: Geneva, March 2019 2019-03-25 22:06
Crosscheck of JVET-N0294 (CE9-related: Adaptive search pattern for DMVR)

C.-C. Chen, W.-J. Chien

JVET-N0598
14th Meeting: Geneva, March 2019 2019-03-25 17:07
Crosscheck of JVET-N0483: Non-CE4: Simplification of triangle partition and SBT combination

C.-H. Hung, W.-J. Chien (Qualcomm)

JVET-N0843
14th Meeting: Geneva, March 2019 2019-03-25 00:08
CE8-related: Combination test of JVET-N0176/JVET-N0317/JVET-N0382 on simplification of IBC vector prediction

X. Xu, X. Li, S. Liu (Tencent), Y. Han, W.-J. Chien, M. Karczewicz (Qualcomm), H. Gao, S. Esenlik, B. Wang, A. M. Kotra, J. Chen (Huawei)

JVET-N0257
14th Meeting: Geneva, March 2019 2019-03-24 18:06
CE2: Alignment of affine control-point motion vector and subblock motion vector (Test 2-5.2)

H. Huang, W.-J. Chien, V. Seregin, H. Wang, M. Karczewicz (Qualcomm)

JVET-N0851
14th Meeting: Geneva, March 2019 2019-03-24 11:01
CE4-related: On merge list construction

C.-W. Hsu, T.-D. Chuang, C.-Y. Chen, Y.-W. Huang, S.-M. Lei (MediaTek), Y.-J. Chang, C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0599
14th Meeting: Geneva, March 2019 2019-03-23 01:28
Crosscheck of JVET-N0079 (CE2-related: Applying SMR to subblock-based merging candidate list)

Y. Han, W.-J. Chien (Qualcomm)

JVET-N0601
14th Meeting: Geneva, March 2019 2019-03-23 01:14
Crosscheck of JVET-N0093 (CE8-related: Disallowing coexistence of regular merge and IBC merge in SMR)

Y. Han, W.-J. Chien (Qualcomm)

JVET-N0602
14th Meeting: Geneva, March 2019 2019-03-23 01:08
Crosscheck of JVET-N0287 (CE4-related: Simplified coding of the MVP index)

Y. Han, W.-J. Chien (Qualcomm)

JVET-N0722
14th Meeting: Geneva, March 2019 2019-03-23 01:02
Crosscheck of JVET-N0289 (CE8-Related : On MVD Coding)

Y. Han, W.-J. Chien (Qualcomm)

JVET-N0800
14th Meeting: Geneva, March 2019 2019-03-23 00:56
Crosscheck of JVET-N0459 (CE8-related: Modified block vector coding for IBC)

Y. Han, W.-J. Chien (Qualcomm)

JVET-N0801
14th Meeting: Geneva, March 2019 2019-03-23 00:50
Crosscheck of JVET-N0460 (CE8-related: Default candidates for IBC merge mode)

Y. Han, W.-J. Chien (Qualcomm)

JVET-N0603
14th Meeting: Geneva, March 2019 2019-03-23 00:43
Crosscheck of JVET-N0466 (Non-CE8 : The corner case handling regarding mv derivation for Chroma IBC in dual tree structure)

Y. Han, W.-J. Chien (Qualcomm)

JVET-N0734
14th Meeting: Geneva, March 2019 2019-03-21 20:08
Crosscheck of JVET-N0179 (Non-CE9: Reducing bi-linear interpolation buffer requirement for DMVR)

C.-C. Chen, W.-J. Chien

JVET-N0346
14th Meeting: Geneva, March 2019 2019-03-21 18:47
Non-CE8: Palette Mode in HEVC for YUV4:4:4 format

Y.-H. Chao, H. Wang, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm)

JVET-N0448
14th Meeting: Geneva, March 2019 2019-03-21 15:24
Non-CE4: On MMVD signaling

Y.-J. Chang, W.-J. Chien, C.-C. Chen, M. Karczewicz (Qualcomm)

JVET-N0408
14th Meeting: Geneva, March 2019 2019-03-21 10:45
Non-CE9: Early Termination Techniques for DMVR

C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0447
14th Meeting: Geneva, March 2019 2019-03-21 05:15
Non-CE4: On triangle merge mode

Y.-J. Chang, C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0504
14th Meeting: Geneva, March 2019 2019-03-20 20:34
CE2-related: Simplified prediction refinement for affine motion compensation

H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0449
14th Meeting: Geneva, March 2019 2019-03-20 16:44
CE4-related: Simplification on MMVD distance table

Y. Zhang, Y.-J. Chang, C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0409
14th Meeting: Geneva, March 2019 2019-03-20 14:15
CE9-related: Horizontal and Vertical Boundary Padding Process of DMVR

C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0604
14th Meeting: Geneva, March 2019 2019-03-19 21:32
Crosscheck of JVET-N0467 (Non-CE8 : Experimental result for various size of IBC block with optimized syntax signaling)

Y. Han, W.-J. Chien (Qualcomm)

JVET-N0273
14th Meeting: Geneva, March 2019 2019-03-19 17:35
CE2-related: Affine motion compensation using 2x2 subblock

H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0343
14th Meeting: Geneva, March 2019 2019-03-19 11:25
CE1: Unidirectional illumination compensation (CE1-5.1)

V. Seregin, W.-J. Chien, T. Hsieh, N. Hu, M. Karczewicz (Qualcomm)

JVET-N0418
14th Meeting: Geneva, March 2019 2019-03-19 07:56
CE4: Using regular merge candidate list for triangular PU mode (CE4-4.9)

H. Wang, V. Seregin, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0256
14th Meeting: Geneva, March 2019 2019-03-19 05:38
CE2: Worst-case Memory Bandwidth Reduction for affine (Test 2-4.5)

H. Huang, L. Pham Van, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0013
14th Meeting: Geneva, March 2019 2019-03-19 00:32
JVET AHG report: Tool reporting procedure (AHG13)

W.-J. Chien, J. Boyce, Y.-W. Chen, R. Chernyak, K. Choi, R. Hashimoto, Y.-W. Huang, H. Jang, S. Liu, D. Luo

JVET-N0414
14th Meeting: Geneva, March 2019 2019-03-18 18:26
Modifications to support the YUV 4:4:4 chroma format

H. Wang, Y.-H. Chao, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm)

JVET-N0318
14th Meeting: Geneva, March 2019 2019-03-18 18:09
CE8-related: Block Size Limitation for IBC Mode

Y. Han, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0317
14th Meeting: Geneva, March 2019 2019-03-18 18:07
CE8-related: Simplification on IBC Merge/Skip Mode

Y. Han, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0316
14th Meeting: Geneva, March 2019 2019-03-18 18:04
CE8-related: Default Processing for IBC Mode

Y. Han, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0265
14th Meeting: Geneva, March 2019 2019-03-15 23:26
CE4-related: Simplification of HMVP in AMVP mode

H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0262
14th Meeting: Geneva, March 2019 2019-03-13 02:00
CE9-related: Disabling DMVR for non equal weight BPWA

H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-M1005
13th Meeting: Marrakech, January 2019 2019-01-30 19:29
Methodology and reporting template for tool testing

W.-J. Chien, J. Boyce (editors)

JVET-M0126
13th Meeting: Marrakech, January 2019 2019-01-19 00:53
CE4: Modification on History-based Motion Vector Prediction

Y. Han, W.-J. Chien, C.-C. Chen, H. Huang, C.-H. Hung, Y. Zhang, M. Karczewicz (Qualcomm)

JVET-M0507
13th Meeting: Marrakech, January 2019 2019-01-17 16:30
CE4-related: Hybrid Merge Estimation Region

H. Wang, V. Seregin, W.-J. Chien, T. Hsieh, Y. Han, M. Karczewicz (Qualcomm), C.-C. Chen, Y.-C. Lin, M.-S. Chiang, C.-W. Hsu, T.-D. Chuang, C.-Y. Chen, Y.-W. Huang, S.-M. Lei (MediaTek)

JVET-M0483
13th Meeting: Marrakech, January 2019 2019-01-17 00:27
CE8-related: CPR mode signaling and interaction with inter coding tools

W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm), S. Ye, F. Chen, L. Wang (Hikvision),

JVET-M0833
13th Meeting: Marrakech, January 2019 2019-01-16 05:47
Crosscheck of JVET-M0823 (CE4-related: Encoder optimization of CE4.4.5)

C.-C. Chen, W.-J. Chien (Qualcomm)

JVET-M0584
13th Meeting: Marrakech, January 2019 2019-01-15 00:13
Crosscheck of JVET-M0170 (CE4.3.1: Shared merging candidate list) Supplementary Tests

Y. Han, H. Wang, C.-C. Chen, W.-J. Chien (Qualcomm)

JVET-M0883
13th Meeting: Marrakech, January 2019 2019-01-14 19:36
CE10-related: Using regular merge index signaling for triangle mode

H. Wang, W.-J. Chien, V. Seregin, Y.-H. Chao, H. Huang, M. Karczewicz (Qualcomm), X. Wang, Y.-W. Chen (Kwai), T. Solovyev, S. Esenlik, S. Ikonin, J. Chen (Huawei), M. Xu, X. Li, S. Liu (Tencent)

JVET-M0514
13th Meeting: Marrakech, January 2019 2019-01-14 19:15
Removal of CIP from Multi-hypothesis Intra Prediction

C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-M0851
13th Meeting: Marrakech, January 2019 2019-01-14 18:30
CE10-related: Using inter merge list derivation for triangle mode

H. Wang, W.-J. Chien, V. Seregin, Y.-H. Chao, H. Huang, M. Karczewicz (Qualcomm), X. Wang, Y.-W. Chen (Kwai), T.-D. Chuang, C.-Y. Chen, Y.-W. Huang, S.-M. Lei (MediaTek), A. Tamse, M. W. Park, S. Jeong, M. Park, K. Choi (Samsung), X. Zheng (DJI), X.W. Meng (Peking University)

JVET-M0500
13th Meeting: Marrakech, January 2019 2019-01-14 15:37
CE10-related: Unidirectional illumination compensation

V. Seregin, W.-J. Chien, T. Hsieh, N. Hu, M. Karczewicz (Qualcomm)

JVET-M0399
13th Meeting: Marrakech, January 2019 2019-01-14 01:05
CE10-related: Modifications of Triangular PU Mode

H. Wang, W.-J. Chien, V. Seregin, Y.-H. Chao, H. Huang, M. Karczewicz (Qualcomm)

JVET-M0878
13th Meeting: Marrakech, January 2019 2019-01-14 00:46
CE8-Realted: A combination of Test CE8.1.3 and Test CE8.1.2d

L. Pham Van, T. Hsieh, V. Seregin, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-M0516
13th Meeting: Marrakech, January 2019 2019-01-13 23:10
Non-CE9.2.1.e: Non-local-mean-based MRSAD and Row-subsampled Search Pattern for DMVR

C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-M0797
13th Meeting: Marrakech, January 2019 2019-01-13 07:03
Crosscheck of JVET-M0223 (Non-CE9: Co-existence Analysis for DMVR with BDOF)

C.-C. Chen, W.-J. Chien (Qualcomm)

JVET-M0778
13th Meeting: Marrakech, January 2019 2019-01-12 16:45
Crosscheck of JVET-M0473: Simplified HMVP

C.-H. Hung, W.-J. Chien (Qualcomm)

JVET-M0777
13th Meeting: Marrakech, January 2019 2019-01-12 16:45
Crosscheck of JVET-M0479: Non-CE4: On clipping of scaled motion vectors

C.-H. Hung, W.-J. Chien (Qualcomm)

JVET-M0428
13th Meeting: Marrakech, January 2019 2019-01-12 15:20
Encoder optimization with deblocking filter

N. Hu, V. Seregin, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-M0796
13th Meeting: Marrakech, January 2019 2019-01-12 07:49
Crosscheck of JVET-M0517 (Non-CE9: Methods for BDOF Complexity Reduction)

C.-C. Chen, W.-J. Chien (Qualcomm)

JVET-M0409
13th Meeting: Marrakech, January 2019 2019-01-11 16:37
Non-CE8: Mismatch between text specification and reference software on ATMVP candidate derivation when CPR is enabled

X. Xu, X. Li, S. Liu (Tencent), W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-M0474
13th Meeting: Marrakech, January 2019 2019-01-11 16:34
CE8.1.3: Extended CPR reference with 1 buffer line

L. Pham Van, V. Seregin, W.-J. Chien, T. Hsieh, M. Karczewicz (Qualcomm)

JVET-M0515
13th Meeting: Marrakech, January 2019 2019-01-11 09:39
Non-CE2.5: ATMVP Collocated Block Derivation from History-based Candidate

C.-C. Chen, W.-J. Chien, Y. Zhang, C.-H. Hung, Y. Han, H. Huang, M. Karczewicz (Qualcomm)

JVET-M0400
13th Meeting: Marrakech, January 2019 2019-01-11 09:00
CE2-related: Worst-case memory bandwidth reduction for VVC

W.-J. Chien, L. Pham Van, H. Huang, V. Seregin, M. Karczewicz (Qualcomm)

JVET-M0795
13th Meeting: Marrakech, January 2019 2019-01-11 08:39
Crosscheck of JVET-M0467 (CE2-related: Symmetric MVD for Affine Bi-prediction Coding)

C.-C. Chen, W.-J. Chien (Qualcomm)

JVET-M0794
13th Meeting: Marrakech, January 2019 2019-01-11 08:38
Crosscheck of JVET-M0315 (Non-CE4: MMVD Scaling Simplification)

C.-C. Chen, W.-J. Chien (Qualcomm)

JVET-M0793
13th Meeting: Marrakech, January 2019 2019-01-11 08:38
Crosscheck of JVET-M0286 (Non-CE4: Simplifications for Triangular Prediction Mode)

C.-C. Chen, W.-J. Chien (Qualcomm)

JVET-M0518
13th Meeting: Marrakech, January 2019 2019-01-11 03:13
CE4-related: Supplemental results on STMVP design of CE4.2.3.a and combination with methods of JVET-M0127 (CE4.1.2.a) and JVET-M0127.

D. Rusanovskyy, Y.-H. Chao, Y. Han, W.-J. Chien, M. Karczewicz

JVET-M0809
13th Meeting: Marrakech, January 2019 2019-01-10 20:14
Crosscheck of JVET-M0348: CE4-related: Further reducing VVC memory bandwidth worst case by combining 4x4/4x8/8x4 bi-prediction with AMVR

L. Pham Van, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-M0150
13th Meeting: Marrakech, January 2019 2019-01-10 18:22
CE2.4.3: Affine restriction for worst-case memory bandwidth reduction

L. Pham Van, W.-J. Chien, H. Huang, V. Seregin, M. Karczewicz (Qualcomm)

JVET-M0775
13th Meeting: Marrakech, January 2019 2019-01-09 21:31
Crosscheck of JVET-M0207: CE10-related: Joint optimizations of Triangular prediction unit mode and Multi-Hypothesis prediction mode

L. Pham Van, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-M0053
13th Meeting: Marrakech, January 2019 2019-01-09 21:05
CE2: Size constrain for inherited affine motion prediction (test 2.4.7)

H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-M0151
13th Meeting: Marrakech, January 2019 2019-01-09 20:58
CE8-related: Virtual search area for current picture referencing (CPR)

L. Pham Van, T. Hsieh, W.-J. Chien, V. Seregin, H. Wang, M. Karczewicz (Qualcomm)

JVET-M0221
13th Meeting: Marrakech, January 2019 2019-01-09 13:03
CE4: STMVP simplification (test 4.2.3a)

Y.-H. Chao, Y. Han, D. Rusanovskyy, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-M0013
13th Meeting: Marrakech, January 2019 2019-01-08 20:47
JVET AHG report: Tool reporting procedure (AHG13)

W.-J. Chien, J. Boyce, R. Chernyak, R. Hashimoto, Y.-W. Huang, S. Liu, D. Luo

JVET-M0110
13th Meeting: Marrakech, January 2019 2019-01-07 21:22
CE2-related: Alignment of affine control-point motion vector and subblock motion vector

H. Huang, W.-J. Chien, V. Seregin, H. Wang, M. Karczewicz (Qualcomm)

JVET-M0698
13th Meeting: Marrakech, January 2019 2019-01-07 20:16
Crosscheck of JVET-M0403: CE4: Generic Vector Coding of Motion Vector Difference (Tests 4.4.1.a and 4.4.1.b)

L. Pham Van, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-M0462
13th Meeting: Marrakech, January 2019 2019-01-05 23:04
CE2-related: 4x4 chroma affine motion compensation and motion vector rounding unification

L. Pham Van, W.-J. Chien, H. Huang, V. Seregin, M. Karczewicz (Qualcomm)

JVET-M0127
13th Meeting: Marrakech, January 2019 2019-01-04 00:45
CE4-related: Modification on Merge List

Y. Han, W.-J. Chien, D. Rusanovskyy, Y.-H. Chao, C.-C. Chen, H. Wang, H. Huang, C.-H. Hung, Y. Zhang, M. Karczewicz (Qualcomm)

JVET-L1005
12th Meeting: Macao, October 2018 2018-10-27 23:45
Methodology and reporting template for coding tool testing

W.-J. Chien, J. Boyce (editors)

JVET-L0013
12th Meeting: Macao, October 2018 2018-10-10 23:58
JVET AHG report: Tool reporting procedure (AHG13)

W.-J. Chien, J. Boyce, R. Chernyak, K. Choi, R. Hashimoto, Y. He, Y. W. Huang, S. Liu

JVET-L0694
12th Meeting: Macao, October 2018 2018-10-10 08:42
CE4-related: Combination of affine mode clean up and line buffer reduction

H. Chen, H. Yang, J. Chen (Huawei), H. Huang, W.-J. Chien (Qualcomm)

JVET-L0690
12th Meeting: Macao, October 2018 2018-10-08 06:30
CE4-related: Affine clean-up and constrained affine inheritance for local and line buffer reduction

H. Huang, W.-J. Chien, H. Wang, M. Karczewicz

JVET-L0687
12th Meeting: Macao, October 2018 2018-10-08 06:24
Crosscheck of contribution JVET-L0425 on CE4-related: History-based MVP without using the last lookup table entry

Y. Zhang, W.-J. Chien

JVET-L0673
12th Meeting: Macao, October 2018 2018-10-08 05:30
CE4-related: Combined test of JVET-L0048, JVET-L0273 and JVET-L0281

H. Huang, W.-J. Chien, H. Wang, L. Van, M. Karczewicz

JVET-L0396
12th Meeting: Macao, October 2018 2018-10-08 00:31
CE4-related: Affine restrictions for the worst-case bandwidth reduction

L. Pham Van, W.-J. Chien, H. Huang, V. Seregin, M. Karczewicz (Qualcomm)

JVET-L0680
12th Meeting: Macao, October 2018 2018-10-07 09:26
Crosscheck of contribution JVET-L0632 on Crosscheck of JVET-L0142: Simplification of the common base for affine merge (CE4 Test 4.2.6)

Y. Zhang, W.-J. Chien (Qualcomm)

JVET-L0377
12th Meeting: Macao, October 2018 2018-10-06 05:58
Rounding Align of Adaptive Motion Vector Resolution

Y. Zhang, C.-C. Chen, H. Huang, Y. Han, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-L0401
12th Meeting: Macao, October 2018 2018-10-05 02:38
CE4-related: Modification on History-based Mode Vector Prediction

W.-J. Chien, Y. Han, H. Huang, C.-C. Chen, M. Karczewicz(Qualcomm)

JVET-L0271
12th Meeting: Macao, October 2018 2018-10-04 23:54
CE4.1.6: Simplification of affine AMVP candidate list construction

H. Huang, W.-J. Chien, Y. Han, Y. Zhang, M. Karczewicz

JVET-L0588
12th Meeting: Macao, October 2018 2018-10-04 20:36
Crosscheck of JVET-L0468: CE4-related: Fixed sub-block size and restriction for ATMVP

Y. Han, C.-C. Chen, W.-J. Chien(Qualcomm)

JVET-L0613
12th Meeting: Macao, October 2018 2018-10-03 11:12
Cross-check of contribution JVET-L0300 on Generic Motion Vector Difference Coding

Y. Zhang, W.-J. Chien (Qualcomm)

JVET-L0404
12th Meeting: Macao, October 2018 2018-10-02 03:26
CE8-related: Restrictions for the search area of the IBC blocks in CPR

L. Pham Van, V. Seregin, W.-J. Chien, T. Hsieh, M. Karczewicz (Qualcomm)

JVET-L0400
12th Meeting: Macao, October 2018 2018-10-01 19:32
CE4-related: Simplification on Non-Adjacent Merge/Skip mode

Y. Han, W.-J. Chien, H. Huang, M. Karczewicz(Qualcomm)

JVET-L0399
12th Meeting: Macao, October 2018 2018-10-01 19:30
CE4.4.6: Improvement on Merge/Skip mode

Y. Han, W.-J. Chien, H. Huang, M. Karczewicz(Qualcomm)

JVET-L0244
12th Meeting: Macao, October 2018 2018-10-01 07:17
CE9.2.13: MVD-based Early-skip Method and Switchable MC Filters for DMVR

C.-C. Chen, Y. Han, H. Huang, Y. Zhang, C.-H. Hung, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-L0243
12th Meeting: Macao, October 2018 2018-10-01 07:17
CE9.1.6: DMVR with Constrained Motion Vector Storage

C.-C. Chen, Y. Han, H. Huang, Y. Zhang, C.-H. Hung, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-L0407
12th Meeting: Macao, October 2018 2018-09-30 23:42
CE6-related: Transform skip for 2x2 chroma blocks and disable 2x2 chroma blocks in intra slices

L. Pham Van, W.-J. Chien, V. Seregin, T. Hsieh, M. Karczewicz (Qualcomm)

JVET-K1005
11th Meeting: Ljubljana, July 2018 2018-09-26 01:25
Methodology and reporting template for tool testing

W.-J. Chien, J. Boyce, R. Chernyak, E. Francois, R. Hashimoto, Y. He, Y.-W. Huang, S. Liu

JVET-L0278
12th Meeting: Macao, October 2018 2018-09-25 07:21
CE4.2.5: Simplification of affine merge list construction and move ATMVP to affine merge list

H. Huang, W.-J. Chien, Y. Han, M. Karczewicz

JVET-L0273
12th Meeting: Macao, October 2018 2018-09-25 07:21
CE4: Test results of CE4.1.10 and CE4.1.13

H. Huang, W.-J. Chien, Y. Han, Y. Zhang, M. Karczewicz

JVET-L0281
12th Meeting: Macao, October 2018 2018-09-25 07:21
CE4-related: Size constrain for inherited affine motion prediction

H. Huang, W.-J. Chien, M. Karczewicz

JVET-K0566
11th Meeting: Ljubljana, July 2018 2018-07-18 14:17
Draft text for advanced temporal motion vector prediction (ATMVP) and adaptive motion vector resolution (AMVR)

X.Xiu, Y. Ye (InterDigital), H. Huang, W.-J. Chien (Qualcomm), H. Jang (LGE)

JVET-K0360
11th Meeting: Ljubljana, July 2018 2018-07-14 10:59
CE9-related: Bilateral Matching with Constrained Motion Vector Storage

C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-K0530
11th Meeting: Ljubljana, July 2018 2018-07-13 12:58
Crosscheck of JVET-K0086: Temporal motion vector data storage reduction

Y. Han, W.-J. Chien (Qualcomm)

JVET-K0412
11th Meeting: Ljubljana, July 2018 2018-07-12 10:33
Crosscheck of JVET-K0080: Simplified ATMVP with fixed sub-block size

Y. Han, W.-J. Chien (Qualcomm)

JVET-K0425
11th Meeting: Ljubljana, July 2018 2018-07-12 10:12
Crosscheck of JVET-K0347: CE9-related: Addressing the decoding latency issue for decoder-side motion vector refinement (DMVR)

C.-H. Hung, W.-J. Chien (Qualcomm)

JVET-K0514
11th Meeting: Ljubljana, July 2018 2018-07-12 06:08
CE4-related: Encoder optimization on top of CE 4.2.3

Y. Han, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-K0361
11th Meeting: Ljubljana, July 2018 2018-07-11 16:07
CE9-related: Harmonization between CE9.2.6 (DMVR with Template-free Bilateral Matching, JVET-K0359) and CE9.2.9 (DMVR with Bilateral Matching, JVET-K0217)

C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm), S. Esenlik, I. Krasnov, Z. Zhao, M. Xiang, H. Yang, J. Chen (Huawei)

JVET-K0359
11th Meeting: Ljubljana, July 2018 2018-07-11 16:03
CE9.2.5/9.2.6: DMVR with Template-free Bilateral Matching

C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-K0358
11th Meeting: Ljubljana, July 2018 2018-07-11 16:03
CE9.1.5: MVD-based Early-skip Condition for DMVR

C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-K0371
11th Meeting: Ljubljana, July 2018 2018-07-11 11:29
CE2.4.1.4: Reduced filter shape size for ALF

M. Karczewicz, N. Shlyakhov, N. Hu, V. Seregin, W.-J. Chien (Qualcomm)

JVET-K0384
11th Meeting: Ljubljana, July 2018 2018-07-11 08:17
CE2.1.3: In-loop bilateral filter

A. Gadde, V. Seregin, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-K0413
11th Meeting: Ljubljana, July 2018 2018-07-11 06:20
Crosscheck of JVET-K0095: Harmonization of CE4.1.7 and CE4.1.3

Y. Han, Y. Zhang, W.-J. Chien (Qualcomm)

JVET-K0350
11th Meeting: Ljubljana, July 2018 2018-07-10 09:04
CE4-related: Improvement on Merge/Skip mode with line buffer restriction

Y. Han, Y.-H. Chao, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-K0339
11th Meeting: Ljubljana, July 2018 2018-07-07 16:26
CE4.2.3: Improvement on Merge/Skip mode

Y. Han, H. Huang, Y. Zhang, C.-H. Huang, C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-K0363
11th Meeting: Ljubljana, July 2018 2018-07-04 07:24
CE4.5.2: Motion compensated boundary pixel padding

Y. Zhang, Y. Han, C.-C. Chen, C.-H. Hung, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-K0119
11th Meeting: Ljubljana, July 2018 2018-07-03 08:56
CE9: BIO gradient calculation improvement (Test 9.5.4)

C.-H. Hung, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-K0357
11th Meeting: Ljubljana, July 2018 2018-07-03 08:19
CE4.3.3: Locally adaptive motion vector resolution and MVD coding

Y. Zhang, Y. Han, C.-C. Chen, C.-H. Hung, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-K0351
11th Meeting: Ljubljana, July 2018 2018-07-03 07:14
CE1-3.0.7: removing prevention of redundant split partitioning

W.-J. Chien, V. Seregin, M. Karczewicz, N. Shlyakhov (Qualcomm)

JVET-K0338
11th Meeting: Ljubljana, July 2018 2018-07-03 06:52
CE4.2.16: Sub-block merge candidates in BMS and JEM

Y. Han, Y. Zhang, C.-H. Huang, C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-K0337
11th Meeting: Ljubljana, July 2018 2018-07-03 06:51
CE4.1.3: Affine motion compensation prediction

Y. Han, H. Huang, Y. Zhang, C.-H. Hung, C.-C. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-K0340
11th Meeting: Ljubljana, July 2018 2018-07-03 04:57
CE1-5.2.4-5: Separate trees for luma and chroma in I slice (Test 5.2.4) and Multiple Direct Modes (MDM) method (Test 5.2.5)

A. K. Ramasubramonian, L. Pham Van, V. Seregin, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-J1005
10th Meeting: San Diego, April 2018 2018-05-29 22:19
Methodology and reporting template for tool testing

W.-J. Chien, J. Boyce, E. Alshina, J. Chen, E. François, Y. He, Y. W. Huang

JVET-J0051
10th Meeting: San Diego, April 2018 2018-04-14 06:37
Adaptive GOP structure with future reference picture in random access configuration

S. Lee, Y.-W. Chen, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-J0021
10th Meeting: San Diego, April 2018 2018-04-14 03:14
Description of SDR, HDR and 360° video coding technology proposal by Qualcomm and Technicolor – low and high complexity versions

Y.-W. Chen, W.-J. Chien, H.-C. Chuang, M. Coban, J. Dong, H. E. Egilmez, N. Hu, M. Karczewicz, A. Ramasubramonian, D. Rusanovskyy, A. Said, V. Seregin, G. Van Der Auwera, K. Zhang, L. Zhang (Qualcomm), P. Bordes, Y. Chen, C. Chevance, E. François, F. Galpin, M. Kerdranvat, F. Hiron, P. de Lagrange, F. Le Léannec, K. Naser, T. Poirier, F. Racapé, G. Rath, A. Robert, F. Urban, T. Viellard (Technicolor)

JVET-J0056
10th Meeting: San Diego, April 2018 2018-04-13 19:06
Multi-Dimensional Filter Selection for Deblocking

J. Dong, Y.-H. Chao, W.-J. Chien, L. Zhang, M. Karczewicz (Qualcomm)

JVET-J0075
10th Meeting: San Diego, April 2018 2018-04-13 18:07
Partition only software of the video coding technology proposal by Qualcomm and Technicolor

Y.-W. Chen, W.-J. Chien, H.-C. Chuang, M. Coban, J. Dong, H. E. Egilmez, N. Hu, M. Karczewicz, A. Ramasubramonian, D. Rusanovskyy, A. Said, V. Seregin, G. Van Der Auwera, K. Zhang, L. Zhang (Qualcomm), P. Bordes, Y. Chen, C. Chevance, E. François, F. Galpin, M. Kerdranvat, F. Hiron, P. de Lagrange, F. Le Léannec, K. Naser, T. Poirier, F. Racapé, G. Rath, A. Robert, F. Urban, T. Viellard (Technicolor)

JVET-J0022
10th Meeting: San Diego, April 2018 2018-04-12 05:21
Description of SDR, HDR and 360° video coding technology proposal by Qualcomm and Technicolor – medium complexity version

P. Bordes, Y. Chen, C. Chevance, E. François, F. Galpin, M. Kerdranvat, F. Hiron, P. de Lagrange, F. Le Léannec, K. Naser, T. Poirier, F. Racapé, G. Rath, A. Robert, F. Urban, T. Viellard (Technicolor), Y. Chen, W.-J. Chien, H.-C. Chuang, M. Coban, J. Dong, H. E. Egilmez, N. Hu, M. Karczewicz, A. Ramasubramonian, D. Rusanovskyy, A. Said, V. Seregin, G. Van Der Auwera, K. Zhang, L. Zhang (Qualcomm)

JVET-H0046
8th Meeting: Macau, October 2017 2017-10-17 18:57
EE3: Cross-check of Test 6 (JVET-H0041)

L. Zhang, W.-J. Chien (Qualcomm)

JVET-H0029
8th Meeting: Macau, October 2017 2017-10-11 02:50
EE1: Secondary MPM list

V. Seregin, W.-J. Chien, M. Karczewicz, N. Hu, X. Zhao (Qualcomm)

JVET-G0082
7th Meeting: Torino, July 2017 2017-07-06 03:01
EE2: A block-based design for Bi-directional optical flow (BIO)

H.-C. Chuang, J. Chen, X. Li, Y.-W. Chen, M. Karczewicz, W.-J. Chien (Qualcomm)

JVET-F0022
6th Meeting: Hobart, March 2017 2017-03-15 00:17
EE3-related: A block-based design for Bi-directional optical flow (BIO)

H.-C. Chuang, J. Chen, X. Li, Y.-W. Chen, M. Karczewicz, W.-J. Chien (Qualcomm)

JVET-E0104
5th Meeting: Geneva, January 2017 2017-01-14 10:07
ALF temporal prediction with temporal scalability

L. Zhang, W.-J. Chien, M. Karczewicz

JVET-E0062
5th Meeting: Geneva, January 2017 2017-01-13 14:20
EE5: Multiple Direct Modes for chroma intra coding

L. Zhang, W.-J. Chien, J. Chen, X. Zhao, M. Karczewicz

JVET-E0066
5th Meeting: Geneva, January 2017 2017-01-12 17:42
EE2: Peak Sample Adaptive Offset

M. Karczewicz, L. Zhang, J. Chen, W.-J. Chien

JVET-E0076
5th Meeting: Geneva, January 2017 2017-01-04 07:36
EE4: Enhanced Motion Vector Difference Coding

J. Chen, W.-J. Chien, M. Karczewicz, X. Li(Qualcomm)

JVET-D0128
4th Meeting: Chengdu, October 2016 2016-10-20 06:19
Improved Affine Motion Vector Coding

Y.-W. Chen, W.-J. Chien, J. Chen, M. Karczewicz (Qualcomm)

JVET-D0133
4th Meeting: Chengdu, October 2016 2016-10-17 17:46
Peak Sample Adaptive Offset

M. Karczewicz, L. Zhang, J. Chen, W.-J. Chien (Qualcomm)

JVET-D0111
4th Meeting: Chengdu, October 2016 2016-10-17 12:41
Multiple Direct Modes for chroma intra coding

L. Zhang, W.-J. Chien, J. Chen, X. Zhao, M. Karczewicz (Qualcomm)

JVET-D0123
4th Meeting: Chengdu, October 2016 2016-10-16 08:43
Enhanced Motion Vector Difference Coding

J. Chen, W.-J. Chien, N. Hu, V. Seregin, M. Karczewicz, X. Li (Qualcomm)

JVET-D0115
4th Meeting: Chengdu, October 2016 2016-10-16 08:33
Combined results of intra methods

V. Seregin, X. Zhao, W.-J. Chien, N. Hu, K. Zhang, L. Zhang, J. Chen, M. Karczewicz, V. Thirumalai (Qualcomm)

JVET-D0114
4th Meeting: Chengdu, October 2016 2016-10-15 16:49
Block shape dependent intra mode coding

V. Seregin, W.-J. Chien, M. Karczewicz, N. Hu (Qualcomm)

JVET-D0121
4th Meeting: Chengdu, October 2016 2016-10-06 08:38
EE4: Improved affine motion prediction

F. Zou, J. Chen, M. Karczewicz, X. Li, H.-C. Chuang, W.-J. Chien (Qualcomm)

JVET-D0084
4th Meeting: Chengdu, October 2016 2016-10-06 02:41
EE5: Cross-check of motion vector coding optimizations

S. Lee, W.-J. Chien (Qualcomm)

JVET-C0062
3rd Meeting: Geneva, May 2016 2016-05-28 10:48
Improved affine motion prediction

F. Zou, J. Chen, M. Karczewicz, X. Li, H.-C. Chuang, W.-J. Chien (Qualcomm)

JVET-C0035
3rd Meeting: Geneva, May 2016 2016-05-26 14:23
EE2.6: Modification of Merge candidate derivation: ATMVP simplification and Merge pruning

S. Lee, W.-J. Chien, L. Zhang, J. Chen, M. Karczewicz (Qualcomm)

JVET-C0038
3rd Meeting: Geneva, May 2016 2016-05-26 13:44
EE2.5: Improvements on adaptive loop filter

M. Karczewicz, L. Zhang, W.-J. Chien, X. Li (Qualcomm)

JVET-C0077
3rd Meeting: Geneva, May 2016 2016-05-20 04:14
EE2.2: Non Square TU Partitioning

K. Rapaka, J. Chen, L. Zhang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-B0047
2nd Meeting: San Diego, February 2016 2016-02-21 03:33
Non Square TU Partitioning

K. Rapaka, J. Chen, L. Zhang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-B0045
2nd Meeting: San Diego, February 2016 2016-02-20 21:27
Performance evaluation of JEM 1 tools by Qualcomm

J. Chen, X. Li, F. Zou, M. Karczewicz, W.-J. Chien, T. Hsieh (Qualcomm)

JVET-B0060
2nd Meeting: San Diego, February 2016 2016-02-20 01:40
Improvements on adaptive loop filter

M. Karczewicz, L. Zhang, W.-J. Chien, X. Li (Qualcomm)

JVET-R0412
18th Meeting: Teleconference, April 2020
AHG11: On maximum palette size and palette predictor size under local dual tree

Y.-H. Chao, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-Q0713
17th Meeting: Brussels, January 2020
Non-CE2: Extention of JVET-Q0503 to high QP

Y.-H. Chao, C.-H. Hung, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm), H.-J. Jhu, X. Xiu, Y.-W. Chen, T.-C. Ma, X. Wang (Kwai), R.-L. Liao, M. Sarwer, J. Chen, Y. Ye, J. Luo (Alibaba)

JVET-O0661
15th Meeting: Gothenburg, SE, July 2019
Non-CE4/8: Simplification of CIIP on IBC mode

Y. Zhang, C.-C. Chen, Y.-J. Chang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0633
14th Meeting: Geneva, March 2019
CE2-related: on the memory reduction for affine motion inheritance

H. Huang, W.-J. Chien, M. Karczewicz (Qualcomm)

JVET-N0422
14th Meeting: Geneva, March 2019
AHG19: Support of adaptive resolution change (ARC) in VVC

H. Wang, N. Hu, M. Coban, W.-J. Chien, V. Seregin, M. Karczewicz (Qualcomm)

JVET-N0315
14th Meeting: Geneva, March 2019
CE8-related: Unification of Motion Vector Rounding Method for Chroma IBC Mode

Y. Han, W.-J. Chien, M. Karczewicz (Qualcomm)