Apparatus and method for decoding or encoding transform coefficients of block

The invention relates to entropy coding of transform coefficients suitable for dependent scalar quantization. In particular, this application describes concepts for transform coefficient block coding that enable the coding of coefficients of a transform block in a manner that is suitable for dependent quantization and can be implemented efficiently by entropy coding in terms of coding efficiency. 本申请涉及适于依赖性标量量化的变换系数的熵编码。具体地，本申请描述了用于变换系数块编码的概念，其实现以适于依赖性量化且就编码效率而言可以通过熵编码有效地实施的方式编码变换块的系数。