Thread: crop an image
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Old 10-31-2007
Merlin
 
Posts: n/a
Default Re: [PHP] crop an image

David Christopher Zentgraf schrieb:
> Copying half a pixel? I dare say that's where the problem is.
>
> Chrs,
> Dav
>
> On 31 Oct 2007, at 19:34, Merlin wrote:
>
>> Hi there,
>>
>> I do have a small problem with the proportions of image copy
>>
>> The image is originally vertical in 100px width and 141px height.
>> Now I want to crop it to 80 px width and 60px height. There should be
>> no black area and the proportions should be OK. That means that I have
>> to copy only part of the image. In this case it would be 40.5px from
>> above (141-60 / 2 ) and until 100.5 (40.5+60).
>> This would crop the middle part of the image.
>>
>> Now with imagecoyresampled I can set the starting point of 40.5px, but
>> not the ending point. The image will have a black bottom.
>>
>> Here is the code I am using:
>> imagecopyresampled($outputImg, $inputImg, 0,0, 0 , 40.5, 80, 60,
>> $srcX, $srcY);
>>
>> Thank you for any hint. Maybe somebody has a good idea on how to crop
>> that image.
>>
>> Best regards,
>>
>> Merlin
>>
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>>


got it, wrong command.
This is the right one:
imagecopy($outputImg, $inputImg, 0, 0, 0, $cropY, $srcX, $srcY);
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