If the shape can be defined apriori then you can achieve the oval shape during the convert process.
On Sun, Sep 28, 2014 at 4:31 PM, Steve Kinney <ad...@pilobilus.net> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > On 09/28/2014 02:47 PM, Partha Bagchi wrote: >> Your distribution probably has imagemagick. Use imagemagick to >> batch convert and watermark. >> >> Take a look at this: >> http://www.imagemagick.org/Usage/annotating/ > > Yes to that: imagemagick is the right tool for resizing lots of > images at once and/or adding watermarks to them. Still, if you > are going to edit each image individually in the GIMP to get that > oval, it might be just as convenient to make the watermark on an > otherwise transparent layer, save that as a file of its own, and > drag+drop to add it to each image before saving. > > In re cropping, I think what you probably want to do is make your > oval selection, and do Image > Crop To Selection. That gives you > the rectangle. Then do Select > Invert followed by Edit > Delete > to delete everything in the rectangle except your oval. > > (The usual keyboard shortcut for invert selection is control+i, > for delete is control+x.) > > You can choose the color of the "deleted" area by setting it as > the background color in your color selector tool, if the image / > layer you are working on does not have an alpha channel. The > alpha channel in a layer or image enables transparency; with no > alpha channel, anything you delete will turn into the background > color. > > If the image / layer you are working on has an alpha channel, you > will get a transparent background instead. This is a frequently > used option for non-rectangular image content that will be > displayed on websites. > > To add or remove the alpha channel from your image or layer, right > click on the thumbnail in the Layers dialog and select "Add alpha > channel" or "Remove alpha channel". To preserve a transparent > background in your finished image, export the finished image in > PNG format. Saving as JPG (for instance) will turn the > transparent areas into the background color that is set at the > time, as JPG does not support transparency. > > :o) > > Steve > > > > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.14 (GNU/Linux) > > iQIcBAEBAgAGBQJUKHAXAAoJEDZ0Gg87KR0LcU8QAOjNHfiBZZn3gan/GruobDtu > NfXMJZNdfgjkPEGgUk4q+c1wxW04qO2eFTKdXmiEcEhZDdlLEjf9cz3CXHtd5lMz > mCJC0XMcOAZ32iBedxjPST8okMpEX2kCpvmMtXYvWoqyzbehaN+zCtctuZsey704 > 44+BohzAHVSLH9bhu5iB2v9ku1e2/zNHz7ld8+nT2791rPGNGh0MDFn58lxlA5Gz > cRUDPMqSQ1vQ2KLbW21n6d0egrbGlJiDcIApyTJDX9GQ2NvEDhojidZeBZnIqqED > Dn+DbLMdxtiVND0L7EfqWulj+mK0uP+WTvM0Xw85Dmcqpu9f5XkTvPHVKqpxCn6k > E6RZG7NBZTYkqCb8GT3YQbOGPnRPPLFh6KfHEpr9GGJYW+8Jt2HTRoPeAt2GXSHw > 0wrySRDcynhwRbkAAMtbjfjowcUM6Whhh89eK9D9bH+8w4Jm4OLkW0ekJsmKLP3l > dbkaxIZt6APqRQZdKgvV0xpmWmgcjpmFeKhuUosxSTjRoXvRg6NV0AU/w3gGIDc+ > hMEKgIIPH45kZEB7PM9AYdilLvRGjatzkRv3azi74zI1ApUr/+yWovDx/NED5GK6 > 9pTifYnOv9kMdMjF6uMkWfruCX8OMy/rNqNcU0TzVkmpOx6oIJkYWg5EJjBQGVuq > tP5c0mX9iH/4aRYzFmvh > =lrRu > -----END PGP SIGNATURE----- > _______________________________________________ > gimp-user-list mailing list > List address: email@example.com > List membership: https://mail.gnome.org/mailman/listinfo/gimp-user-list > List archives: https://mail.gnome.org/archives/gimp-user-list _______________________________________________ gimp-user-list mailing list List address: firstname.lastname@example.org List membership: https://mail.gnome.org/mailman/listinfo/gimp-user-list List archives: https://mail.gnome.org/archives/gimp-user-list