lossless compression using SPIHT

I am doing my project in lossless compression using SPIHT. can i use jpg format image in lossless compression or which type of image format can use in lossless compression using SPIHT.. how to convert jpg format to some other format then do lossless compression using SPIHT which format is better or suitable to do lossless compression using SPIHT. can anyone know means send me to [e-mail]

[rajo]

i want to download this code source for your project