Quantization and Entropy Coding in the Versatile Video Coding (VVC) Standard
Schwarz, Heiko, Coban, Muhammed, Karczewicz, Marta, Chuang, Tzu-Der, Bossen, Frank, Alshin, Alexander, Lainema, Jani, Helmrich, Christian R., Wiegand, Thomas
Published in IEEE transactions on circuits and systems for video technology (01.10.2021)
Published in IEEE transactions on circuits and systems for video technology (01.10.2021)
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Journal Article
Finalization of VVenC's Screen Content Detector and Two-Pass Rate Control Using Pre-Filtering Statistics
Helmrich, Christian R., Henkel, Anastasia, Hinz, Tobias, Wieckowski, Adam, Bross, Benjamin, Marpe, Detlev
Published in 2023 IEEE International Conference on Image Processing (ICIP) (08.10.2023)
Published in 2023 IEEE International Conference on Image Processing (ICIP) (08.10.2023)
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Conference Proceeding
Video Compression Using Generalized Binary Partitioning, Trellis Coded Quantization, Perceptually Optimized Encoding, and Advanced Prediction and Transform Coding
Pfaff, Jonathan, Schwarz, Heiko, Marpe, Detlev, Bross, Benjamin, De-Luxan-Hernandez, Santiago, Helle, Philipp, Helmrich, Christian R., Hinz, Tobias, Lim, W.-Q., Ma, Jackie, Nguyen, Tung, Rasch, Jennifer, Schafer, Michael, Siekmann, Mischa, Venugopal, Gayathri, Wieckowski, Adam, Winken, Martin, Wiegand, Thomas
Published in IEEE transactions on circuits and systems for video technology (01.05.2020)
Published in IEEE transactions on circuits and systems for video technology (01.05.2020)
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Journal Article
A Study of the Perceptually Weighted Peak Signal-To-Noise Ratio (WPSNR) for Image Compression
Erfurt, Johannes, Helmrich, Christian R., Bosse, Sebastian, Schwarz, Heiko, Marpe, Detlev, Wiegand, Thomas
Published in 2019 IEEE International Conference on Image Processing (ICIP) (01.09.2019)
Published in 2019 IEEE International Conference on Image Processing (ICIP) (01.09.2019)
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Conference Proceeding
Visually Optimized Two-Pass Rate Control for Video Coding Using the Low-Complexity XPSNR Model
Helmrich, Christian R., Zupancic, Ivan, Brandenburg, Jens, George, Valeri, Wieckowski, Adam, Bross, Benjamin
Published in 2021 International Conference on Visual Communications and Image Processing (VCIP) (05.12.2021)
Published in 2021 International Conference on Visual Communications and Image Processing (VCIP) (05.12.2021)
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Conference Proceeding
All-Intra Rate Control Using Low Complexity Video Features for Versatile Video Coding
Menon, Vignesh V, Henkel, Anastasia, Rajendran, Prajit T, Helmrich, Christian R., Wieckowski, Adam, Bross, Benjamin, Timmerer, Christian, Marpe, Detlev
Published in 2023 IEEE International Conference on Image Processing (ICIP) (08.10.2023)
Published in 2023 IEEE International Conference on Image Processing (ICIP) (08.10.2023)
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Conference Proceeding
Xpsnr: A Low-Complexity Extension of The Perceptually Weighted Peak Signal-To-Noise Ratio For High-Resolution Video Quality Assessment
Helmrich, Christian R., Siekmann, Mischa, Becker, Soren, Bosse, Sebastian, Marpe, Detlev, Wiegand, Thomas
Published in ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) (01.05.2020)
Published in ICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) (01.05.2020)
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Conference Proceeding
Neural Network Guided Perceptually Optimized Bit-Allocation for Block-Based Image and Video Compression
Bosse, Sebastian, Dietzel, Michael, Becker, Soren, Helmrich, Christian R., Siekmann, Mischa, Schwarz, Heiko, Marpe, Detlev, Wiegand, Thomas
Published in 2019 IEEE International Conference on Image Processing (ICIP) (01.09.2019)
Published in 2019 IEEE International Conference on Image Processing (ICIP) (01.09.2019)
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Conference Proceeding
Low delay LPC and MDCT-based audio coding in the EVS codec
Fuchs, Guillaume, Helmrich, Christian R., Markovic, Goran, Neusinger, Matthias, Ravelli, Emmanuel, Moriya, Takehiro
Published in 2015 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) (01.04.2015)
Published in 2015 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) (01.04.2015)
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Conference Proceeding
Signal-adaptive switching of overlap ratio in audio transform coding
Helmrich, Christian R., Edler, Bernd
Published in 2016 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) (01.03.2016)
Published in 2016 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) (01.03.2016)
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Conference Proceeding
Journal Article
An Optimized Temporal Filter Implementation for Practical Applications
Wieckowski, Adam, Hinz, Tobias, Helmrich, Christian R., Bross, Benjamin, Marpe, Detlev
Published in 2022 Picture Coding Symposium (PCS) (07.12.2022)
Published in 2022 Picture Coding Symposium (PCS) (07.12.2022)
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Conference Proceeding
Fast First Pass in Two-Pass Video Encoding Using Sub-Sampling
Henkel, Anastasia, Helmrich, Christian R., Hinz, Tobias, Brandenburg, Jens, Wieckowski, Adam, Bross, Benjamin, Marpe, Detlev, Wiegand, Thomas
Published in 2024 Picture Coding Symposium (PCS) (12.06.2024)
Published in 2024 Picture Coding Symposium (PCS) (12.06.2024)
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Conference Proceeding
Perceptually Optimized Bit-Allocation and Associated Distortion Measure for Block-Based Image or Video Coding
Helmrich, Christian R., Bosse, Sebastian, Siekmann, Mischa, Schwarz, Heiko, Marpe, Detlev, Wiegand, Thomas
Published in 2019 Data Compression Conference (DCC) (01.03.2019)
Published in 2019 Data Compression Conference (DCC) (01.03.2019)
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Conference Proceeding
Inter-Component Transform for Color Video Coding
Rudat, Christian, Helmrich, Christian R., Lainema, Jani, Nguyen, Tung, Schwarz, Heiko, Marpe, Detlev, Wiegand, Thomas
Published in 2019 Picture Coding Symposium (PCS) (01.11.2019)
Published in 2019 Picture Coding Symposium (PCS) (01.11.2019)
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Conference Proceeding
Signal-adaptive transform kernel switching for stereo audio coding
Helmrich, Christian R., Edler, Bernd
Published in 2015 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA) (01.10.2015)
Published in 2015 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA) (01.10.2015)
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Conference Proceeding