Knowing resolution and colour profile of image in .pdf

[H.S.Rai]

On Sat, Jun 11, 2011 at 8:04 PM, Joep L. Blom <jlblom at neuroweave.nl> wrote:
> On 11/06/11 16:11, H.S.Rai wrote:
>>
>> IS there any way to know resolution (100/150/300 dpi) and colour
>> profile (RBG / CMYK) of images in pdf file?
<snip>
> Your best one is The Gimp ( in Ubuntu Lucid gimp-3.6).

I guess typo, you mean Gimp-2.6

> It gives all information about an image in a .pdf file and reads of course
> .pdf files.

I found it import pdf as image, and during that it ask for resolution in dpi.

I want to know some thing like:

.pdf have 4 images.

1 image: CMYK, 300 dpi
3 images: RGB, 150 dpi

-- 
H.S.Rai