Re: Getting an RGB value of a pixel (JPEG)
| From: | Rasmus Lerdorf | Date: | Tue, 19 Feb 2002 20:47:03 +0000 |
| Subject: | Re: Getting an RGB value of a pixel (JPEG) | ||
| References: | 1 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-85436@lists.php.net to get a copy of this message | ||
ImageColorsForIndex() and ImageColorAt()
But you will PHP 4.1 for these functions to work with TrueColor images.
-Rasmus
On Tue, 19 Feb 2002, Baumann Reto wrote:
> Hi there
>
>
> I have to get an RGB value of a specified pixel in an JPEG image. This image
> uses 24bit per pixel (so is true-color). How could this be done?
>
> Thanks a lot
> Reto
>
>
>
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