METHODS AND APPARATUS FOR DETERMINING QUANTIZATION PARAMETER PREDICTORS FROM A PLURALITY OF NEIGHBORING QUANTIZATION PARAMETERS

• Main Authors: Xiaoan LU, Yunfei ZHENG, Peng YIN, Qian XU, Joel SOLE
• Format: Patent
• Language: English; Spanish
• Published: 27.04.2018
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; PICTORIAL COMMUNICATION, e.g. TELEVISION

Methods and apparatus are provided for determining quantization parameter predictors from a plurality of neighboring quantization parameters. An apparatus includes an encoder (300) for encoding image data for at least a portion of a picture using a quantization parameter predictor for a current quan...