To include png and jpg, you need to specify the Bounding Box explicitly.
\includegraphics[bb=0 0 1280 960]{images/some_image.png}
Where 1280 and 960 are respectively width and height.
To include png and jpg, you need to specify the Bounding Box explicitly.
\includegraphics[bb=0 0 1280 960]{images/some_image.png}
Where 1280 and 960 are respectively width and height.