Need help in Dolphin instalation

[summy_fukra49]

hey guys m trying to install Dolphin community software and m getting this error

Site URL
Description:
Example:
 found
Your site URL here (backslash at the end required)
http://www.mydomain.com/path/
Directory root
Description:
Example:
 found
Path to directory where your php script files stored.
/path/to/your/script/files/
Path to php binary
Description:
Example:
 not found
You should specify full path to your PHP interpreter here.
/usr/local/bin/php
Path to mogrify
Description:
Example:
 not found
If mogrify binary doesn't exist please install ImageMagick
/usr/local/bin/mogrify
Path to convert
Description:
Example:
 not found
If convert binary doesn't exist please install ImageMagick
/usr/local/bin/convert
Path to composite
Description:
Example:
 not found
If composite binary doesn't exist please install ImageMagick
/usr/local/bin/composite
Check GD Installed	GD library installed

Can you please help me in installation . thanks in advance