You're right Chuck. That's a heck of a lot of noise. It's certainly
impressive thanks for that.
Stu
Chuck Norcutt wrote:
> Check the dimensions of the image. You'll probably find the number of
> pixels is still the same. My guess is that by reducing the amount of
> noise you've reduced the information content of the image and a JPEG
> compression can be more efficient.
>
> Chuck Norcutt
>
> Stuart Robinson wrote:
>
>
>> Amazing. In the half hour since you posted this, I've downloaded Neat
>> Image & had a play with one image. The difference is remarkable! One
>> thing though & I don't know if this happens on the full version is, my
>> original image was 3.44MB after filtering it became 1.06MB. It also
>> loses it's exif data, that's easy to get around by backing it up first
>> with Exifer. Why though has the file shrunk?
>>
>> Stu
>>
>> Chuck Norcutt wrote:
>>
>>
>>> I think the two major contenders are Neat Image and Noise Ninja. These
>>> reviews are a couple of years old and I would suspect that,
>>> technologically, they're probably equal. At the time of the reviews
>>> both were only available as stand alones but I would guess they're
>>> probably available as PS plug-ins by now.
>>>
>>> I have old, freebie versions of both and I preferred Neat Image but I
>>> haven't done any serious film scanning in a long time which is where it
>>> was really needed. VueScan incorporates grain/noise reduction in its
>>> filter menu but I've never used that part of VueScan since it was added.
>>> I keep the Min*lta A1 at ISO 100 95% of the time so there is really no
>>> need for noise reduction there. I've taken a few ISO 3200 shots with
>>> the 5D but have never had to print anything large taken at that speed
>>> and haven't been driven to clean any images.
>>>
>>> <http://www.luminous-landscape.com/reviews/software/noise-ninja.shtml>
>>> <http://www.luminous-landscape.com/reviews/software/neatimage.shtml>
>>>
>>> Fred Miranda also has noise reduction plug-in software that works on
>>> scanned film or JPEGs or raw files right out of the camera for only $20.
>>> Sounds useful and inexpensive but I don't know anything else about it.
>>> <http://www.fredmiranda.com/shopping/Xpro>
>>>
>>> Picture Window Pro also has noise reduction as part of the "advanced
>>> sharpen" function but I've never use the noise reduction part.
>>>
>>> Chuck Norcutt
>>>
>>>
>>>
>>> Phil wrote:
>>>
>>>
>>>
>>>
>>>> Do any you guys have any experience with noise reduction programs
>>>> Would appreciate any guidance
>>>>
>>>> Thanks
>>>>
>>>> Phil
>>>>
>>>>
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