Encoding perceptually-quantized video content in multi-layer VDR coding

• Main Authors: KOEPFER HUBERT, SU GUANMING, QU SHENG, CHEN QIAN
• Format: Patent
• Language: English
• Published: 11.11.2015
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; PICTORIAL COMMUNICATION, e.g. TELEVISION

Input VDR images are received. A candidate set of function parameter values for a mapping function is selected from multiple candidate sets. A set of image blocks of non-zero standard deviations in VDR code words in at least one input VDR image is constructed. Mapped code values are generated by app...