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libwebp 0.4.0 - 12/19/13: version 0.4.0 * improved gif2webp tool * numerous fixes, compression improvement and speed-up * dither option added to decoder (dwebp -dither 50 ...) * improved multi-threaded modes (-mt option) * improved filtering strength determination * New function: WebPMuxGetCanvasSize * BMP and TIFF format output added to 'dwebp' * Significant memory reduction for decoding lossy images with alpha. * Intertwined decoding of RGB and alpha for a shorter time-to-first-decoded-pixel. * WebPIterator has a new member 'has_alpha' denoting whether the frame contains transparency. * Container spec amended with new 'blending method' for animation. * tag 'v0.4.0': update ChangeLog update NEWS description with new general features gif2webp: don't use C99 %zu cwebp: fix metadata output w/lossy+alpha makefile.unix: clean up libgif2webp_util.a update Changelog bump version to 0.4.0 update AUTHORS & .mailmap update NEWS for 0.4.0 Change-Id: I6df1b512fe0b697192f1f9b29431cd59aa6063d1