BR112023005368A2 - Escalonamento de valores de parâmetro de quantização em compressão de nuvem de pontos baseada em geometria (g-pcc) - Google Patents

Escalonamento de valores de parâmetro de quantização em compressão de nuvem de pontos baseada em geometria (g-pcc)

Info

Publication number
BR112023005368A2
BR112023005368A2 BR112023005368A BR112023005368A BR112023005368A2 BR 112023005368 A2 BR112023005368 A2 BR 112023005368A2 BR 112023005368 A BR112023005368 A BR 112023005368A BR 112023005368 A BR112023005368 A BR 112023005368A BR 112023005368 A2 BR112023005368 A2 BR 112023005368A2
Authority
BR
Brazil
Prior art keywords
point cloud
pcc
quantization parameter
geometry
parameter values
Prior art date
Application number
BR112023005368A
Other languages
English (en)
Portuguese (pt)
Inventor
Krishnan Ramasubramonian Adarsh
Ray Bappaditya
Van Der Auwera Geert
Joseph Kerofsky Louis
Karczewicz Marta
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of BR112023005368A2 publication Critical patent/BR112023005368A2/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/001—Model-based coding, e.g. wire frame
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/005—Statistical coding, e.g. Huffman, run length coding
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/40—Tree coding, e.g. quadtree, octree

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Complex Calculations (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Image Generation (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
BR112023005368A 2020-10-05 2021-10-04 Escalonamento de valores de parâmetro de quantização em compressão de nuvem de pontos baseada em geometria (g-pcc) BR112023005368A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063087805P 2020-10-05 2020-10-05
US17/492,095 US11869220B2 (en) 2020-10-05 2021-10-01 Scaling of quantization parameter values in geometry-based point cloud compression (G-PCC)
PCT/US2021/053390 WO2022076316A1 (en) 2020-10-05 2021-10-04 Scaling of quantization parameter values in geometry-based point cloud compression (g-pcc)

Publications (1)

Publication Number Publication Date
BR112023005368A2 true BR112023005368A2 (pt) 2023-05-09

Family

ID=80931559

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112023005368A BR112023005368A2 (pt) 2020-10-05 2021-10-04 Escalonamento de valores de parâmetro de quantização em compressão de nuvem de pontos baseada em geometria (g-pcc)

Country Status (8)

Country Link
US (1) US11869220B2 (https=)
EP (1) EP4226328A1 (https=)
JP (1) JP7817992B2 (https=)
KR (1) KR20230084136A (https=)
CN (1) CN116235213A (https=)
BR (1) BR112023005368A2 (https=)
TW (1) TW202232950A (https=)
WO (1) WO2022076316A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7505926B2 (ja) 2020-06-18 2024-06-25 Kddi株式会社 点群復号装置、点群復号方法及びプログラム
US11869220B2 (en) * 2020-10-05 2024-01-09 Qualcomm Incorporated Scaling of quantization parameter values in geometry-based point cloud compression (G-PCC)
CN118451710A (zh) * 2022-01-07 2024-08-06 Lg 电子株式会社 特征编码/解码方法和设备以及存储比特流的记录介质
WO2023225091A1 (en) * 2022-05-17 2023-11-23 Qualcomm Incorporated Geometry coordinate scaling for ai-based dynamic point cloud coding
WO2024140985A1 (en) * 2022-12-29 2024-07-04 Douyin Vision Co., Ltd. Improvements for quantization of point cloud attribute transform domain coefficients

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2499865B (en) * 2012-03-02 2016-07-06 Canon Kk Method and devices for encoding a sequence of images into a scalable video bit-stream, and decoding a corresponding scalable video bit-stream
US10275564B2 (en) * 2016-06-17 2019-04-30 The Boeing Company System for analysis of a repair for a structure
US11477483B2 (en) * 2020-01-08 2022-10-18 Apple Inc. Video-based point cloud compression with variable patch scaling
US11924428B2 (en) * 2020-06-24 2024-03-05 Qualcomm Incorporated Scale factor for quantization parameter values in geometry-based point cloud compression
JP7499665B2 (ja) * 2020-09-29 2024-06-14 Kddi株式会社 点群復号装置、点群復号方法及びプログラム
US11869220B2 (en) * 2020-10-05 2024-01-09 Qualcomm Incorporated Scaling of quantization parameter values in geometry-based point cloud compression (G-PCC)
CN115474058B (zh) * 2021-06-11 2025-06-24 维沃移动通信有限公司 点云编码处理方法、点云解码处理方法及相关设备
WO2023059987A1 (en) * 2021-10-04 2023-04-13 Qualcomm Incorporated Inter prediction coding with radius interpolation for predictive geometry-based point cloud compression

Also Published As

Publication number Publication date
WO2022076316A1 (en) 2022-04-14
JP2023544689A (ja) 2023-10-25
US20220108486A1 (en) 2022-04-07
JP7817992B2 (ja) 2026-02-19
KR20230084136A (ko) 2023-06-12
CN116235213A (zh) 2023-06-06
EP4226328A1 (en) 2023-08-16
TW202232950A (zh) 2022-08-16
US11869220B2 (en) 2024-01-09

Similar Documents

Publication Publication Date Title
BR112023005368A2 (pt) Escalonamento de valores de parâmetro de quantização em compressão de nuvem de pontos baseada em geometria (g-pcc)
BR112022025630A2 (pt) Codificação de parâmetro de atributo para compressão de nuvem de pontos baseada em geometria
NZ756870A (en) Neural network processor using compression and decompression of activation data to reduce memory bandwidth utilization
MX388122B (es) Codificacion de paleta mejorada para codificacion de contenido de pantalla.
BR112014009416A2 (pt) desblocagem de vídeo em modo de codificação intra pcm (ipcm) e sem perda
PH12016502373A1 (en) Block adaptive color-space conversion coding
BR112016021151A8 (pt) transformada inversa de espaço-cor tanto para vídeo codificado com perdas como sem perdas
AR092825A1 (es) Codificacion de parametros de cuantificacion (qp) en codificacion de video
AR122489A2 (es) Decodificador de audio, codificador de audio, método para codificar una señal de audio y método para decodificar una señal de audio codificada
BR112018075015A2 (pt) métodos e aparelho para descrever de modo compacto códigos de verificação de paridade de baixa densidade (ldpc) submetidos a lifting
BR112017007070A2 (pt) derivação e deslocamento de qp para transformada de cor adaptativa em codificação de vídeo
BR112014011065A8 (pt) número de redução de contexto para codificação aritmética binária adaptativa ao contexto
MX358124B (es) Cuantificacion de crominancia en codificacion de video.
BR112015016567A2 (pt) identificação de esquemas de modulação e codificação e indicadores da qualidade do canal
BR112022025498A2 (pt) Fator de escala para valores de parâmetros de quantização em compressão de nuvem de pontos com base em geometria
PH12022552939A1 (en) Sorted laser angles for geometry-based point cloud compression (g-pcc)
BR112015008574A2 (pt) camadas-alvo de saída em codificação de vídeo
RU2013144665A (ru) Кодер, способ кодирования данных, декодер, способ декодирования данных, система передачи данных, способ передачи данных и программный продукт
MX366803B (es) Codificador, decodificador, sistema y metodos de codificacion y decodificacion.
BR112021024316A2 (pt) Codificação de índices de corte para filtro de malha adaptativo em codificação de vídeo
FI3692637T3 (fi) Tunnettujen bittien sisältämän NR PBCH hyötykuorman lomittaminen ennen CRC-koodausta polaarisen koodin suorituskyvyn parantamiseksi
MX2017012804A (es) Codificador de audio y metodo para codificar una se?al de audio.
MX2019008668A (es) Transmisor y metodo de repeticion del mismo.
MY170179A (en) Apparatus and method for audio signal envelope encoding, processing and decoding by splitting the audio signal envelope employing distribution quantization and coding
BR112016006670A2 (pt) codificação residual para modos de intra previsão de profundidade