OpenImageIO/oiio — pull request #213 by matekm (2012-01-15 11:01:00+00:00)
Title: Jpeg2000 read/write image fix

When TypeDesc is set to INT8 plugin should save 8-bit data to the file, not 16-bit (read_scanlin write_scanline should be typed to uint8_t).

Run the testsuite and this patch don't broke anything.