On Jul 2, 2010, at 2:09 PM, Chuck Norcutt wrote:
> Now I'm totally confused. The first part says the images were
> transferred to the computer OK but something unusual happened to them
> after they got there. The second part says the problem moved to a
> different computer along with the card and reader. Got a different card
> or reader?
The first time this happend (last month I think), I did try taking the
card/reader to a PC and another Mac to eliminate my own machine out of the
loop. all three machines showed the same partial image. Mac 10.5, 10.6 and
WinXP/sp3
>
> Also I don't know what it means (physically) to "re-export" an image
> from the iphoto library on a Mac. I don't know if that means the image
> was physically copied to a different place or only that a pointer to it
> was handed off. There are different implications of each.
importing copies to the applications photo library/database, so diff/new file,
not a pointer to the same one
>
> Chuck Norcutt
>
>
> siddiq@xxxxxxx wrote:
>> Re-exported the images from iphoto library, opened in preview/finder,
>> and they looked fine! last time around, they were bad in preview so
>> couldn’t even import.
>>
>> tried the same card, in the card reader, on another Mac, and a PC,
>> same deal, partial images.
>>
>> On Jul 2, 2010, at 1:43 PM, Chuck Norcutt wrote:
>>
>>> On the surface at least it sounds like the preview/finder
>>> application is corrupt. Can it be reinstalled? There are two more
>>> possibilities I can think of. Since you're using a Mac (which has
>>> more integrated code than typically found on a PC) there could be a
>>> common subroutine used by the preview/finder that is used by other
>>> applications. If that's true and that's where the problem is it
>>> may show up on other Mac image applications. The second
>>> possibility is that your computer has a physical memory corruption
>>> problem that only shows up at certain addresses. That means that
>>> whether preview/finder shows the problem or not depends on where in
>>> memory it's loaded or where its image memory is allocated. Try
>>> loading more stuff ahead of your image apps in order to cause
>>> memory allocations to change. Does the behavior of preview/finder
>>> change?
>>>
>>> Chuck Norcutt
>>>
>>>
>>> siddiq@xxxxxxx wrote:
>>>> Hi Chuck;
>>>>
>>>>
>>>> On Jul 2, 2010, at 10:17 AM, Chuck Norcutt wrote:
>>>>
>>>>> Time for some diagnostic work and some questions.
>>>>>
>>>>> Are you shooting raw? If so do you know anything about the
>>>>> file structure of an E3 raw file. Or are you shooting JPEG?
>>>>> When the images display on the LCD can you magnify them?
>>>> JPEG, and yes, can magnify just fine on camera.
>>>>
>>>> <snip>
>>>>> What you have to figure out is whether what the camera is
>>>>> writing is corrupted or what's being read back is what's
>>>>> corrupted or if its your computer or reader that's doing the
>>>>> corruption on either the initial read/write or the later read
>>>>> back.
>>>> First time (when I lost all the photos, only 1/5 showing, rest
>>>> just gray blank), I transferred the photos via a Sandisk USB2
>>>> multicard reader (which I’ve been using for years). 2nd time
>>>> (last night) was E3>Macbook Pro vis USB.
>>>>
>>>> I just discovered something else: The photos are fine when
>>>> imported/viewed in iPhoto, but are ‘corrupt’ (aka only partially
>>>> visible, rest gray blank) when opened up in Preview/Finder (i
>>>> guess the PC equivalent is Windows Explorer). Very odd.
>>>>
>>>>> The first thing to do is replace the card with another one. Do
>>>>> you see the same thing? If not it's the card. If so you need
>>>>> to test different modes. If you were shooting raw try JPEG or
>>>>> vice-versa or even raw + JPEG. Can you read back and magnify
>>>>> and see the entire image on the LCD. That means not just
>>>>> viewing the image immediately after it was taken (probably
>>>>> still in an internal buffer) but also switching to display mode
>>>>> on the camera and being able to step through multiple images
>>>>> and fully magnify them on the LCD. If this works on the second
>>>>> card but not on your original then it's the original card. If
>>>>> it doesn't work on the second card then the problem is with the
>>>>> camera. If the test (including fully magnifying more than one
>>>>> image on the LCD) works on both cards then you've got a problem
>>>>> with your computer or the card reader being used.
>>>> At this point I’m starting to suspect the computer, or rather the
>>>> application. Makes no sense, but more sense than either the
>>>> card, or camera. Why else would one application show the photos
>>>> fine, another not?
>>>>> My 5D can't do it but I seem to recall that the E3 can do an
>>>>> in-camera raw to JPEG conversion. Does that work?
>>>> Not sure, never shot raw :(
>>>>
>>>>> Chuck Norcutt
>>>>>
>>>> Thanks!
>>>>
>>>>>
>>>>> siddiq@xxxxxxx wrote:
>>>>>> G’day all;
>>>>>>
>>>>>> Not for the first time, I’m seeing only a third, or ⅔, of an
>>>>>> image when I download them from the E3. They display fine on
>>>>>> the LCD, but when I copy them to laptop, only see partial.
>>>>>>
>>>>>> One time I lost an entire dance photo shoot, and had to call
>>>>>> as many dancers as I could for a redo the next day
>>>>>> (promotional poster for them).
>>>>>>
>>>>>> This time it wasn’t as critical, but I’m starting to get
>>>>>> worried. Is this something E3 related, or card related, you
>>>>>> think?
>>>>>>
>>>>>> Thanks.
>>>>>>
>>>>>> /s
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>>
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