Mathias WienInstitute for Communications EngineeringAachen University of Technology für Nachrichtentechnik,

Präsentation zum Thema: "Mathias WienInstitute for Communications EngineeringAachen University of Technology für Nachrichtentechnik,"—  Präsentation transkript:

1 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen New ABT Results using CABAC VCEG-N49 Mathias Wien Institut für Nachrichtentechnik RWTH Aachen, Germany

2 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 2 25.9.2001 VCEG N49 Adaptive Block Transforms 1234567 Macroblock Modes Proposal Adaptive Block Transforms Transform block size connected to MC block size No additional side information Exploit signal length Definition of transforms, motion estimation, deblocking filter in VCEG-M62

3 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 3 25.9.2001 VCEG N49 CBPY Coding Number of encoded CBPY bits is MB mode dependend Context generation –Blocks larger than 8x8 treated as combinations of 8x8 blocks 01 2 3 01 2 3 01 2 3 01 2 3 0 0 1 0 1

4 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 4 25.9.2001 VCEG N49 Level Coding Binarization and context generation taken form TML. MB Mode 1-4 –Exploit CBP block size == transform block size no EOB as first symbol MB Mode 5-7 –Encoding same as encoding levels in TML 4x4 blocks

5 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 5 25.9.2001 VCEG N49 Run Coding New binarization, MB mode dependend –Unary binarization for the first 3 run symbols –Fixed length binarization for the remaining runs Number of Bins mode dependend –13 run contexts Contexts for the Run Bins Run Binarization

6 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 6 25.9.2001 VCEG N49 Simulation Results Simulation Conditions 8th-pel motion resolution SATD for motion estimation Search range = 16 5 reference frames CABAC encoding RD optimization on QP I = QP P - 2 QP B = QP P + 2

7 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 7 25.9.2001 VCEG N49 Simulation Results (IPPP...)

8 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 8 25.9.2001 VCEG N49 Simulation Results (IPPP...)

9 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 9 25.9.2001 VCEG N49 Simulation Results (IPPP...)

10 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 10 25.9.2001 VCEG N49 Simulation Results (IPPP...)

11 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 11 25.9.2001 VCEG N49 Simulation Results (IPPP...)

12 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 12 25.9.2001 VCEG N49 Simulation Results (IPPP...)

13 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 13 25.9.2001 VCEG N49 Simulation Results (IPPP...)

14 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 14 25.9.2001 VCEG N49 Simulation Results (IBPBPB...)

15 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 15 25.9.2001 VCEG N49 Simulation Results (IBPB.. only B-Frames)

16 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 16 25.9.2001 VCEG N49 Simulation Results (IBPBPB...)

17 Mathias WienInstitute for Communications EngineeringAachen University of Technology wien@ient.rwth-aachen.dewww.ient.rwth-aachen.deInstitut für Nachrichtentechnik, Melatener Str. 23, 52072 Aachen 17 25.9.2001 VCEG N49 Simulation Results (IBPB.. only B-Frames)