Decrpyt the imagePDF form ASCII85Decode and CCITTFaxDecode

Hi Team,
I have a ImagePDF i.e scaned images in a pdf. Data is encrypted and
deocde. THe pdf contains two images i.e one on each overlyed. i want
to extract these two images...using ImageExtraction sample When i
tried it is extracting only only one image i.e these two encrypted
images as one image.
I want to extarct these images sepearately.. please help...

so i want to decrypt this data and give a try to extract images...!!

]

/Filter [
/ASCII85Decode
/CCITTFaxDecode
]

/Length 2 0 R

stream
s8W*N@+9]%9nQ=C.....................

thanks
Satish

Could you please include the code snippet and the test file?