I found a PVR file format spec online from Imagine Technologies (here but requires a login), and it looks to just be a standard PVR file; not sure why none of the tools you used worked.
Essentially, it's a 52-byte header (width is at 0x1C, height at 0x18), RGBA 4bpp image following.
![[Image: canvas.png]](https://dl.dropboxusercontent.com/u/31816885/photos/canvas.png)
(Now to see if Ploaj beats me to an extractor program again.
My fault for being busy)
Essentially, it's a 52-byte header (width is at 0x1C, height at 0x18), RGBA 4bpp image following.
(Now to see if Ploaj beats me to an extractor program again.
My fault for being busy)