I presents when dealing with very compressible images (i.e. computer graphics, images with sparse histograms). 2.3 MPEG-4 VTC MPEG-4 Visual Texture Coding (VTC) [23,12] is the algorithm used in MPEG4 =-=[7,18,5]-=- to compress visual textures and still images used in photo realistic 3D models, animated meshes, etc., or as simple still images. It is based on the Discrete Wavelet Transform (DWT), scalar quantizat