phoboslab/js-hqx — pull request #7 by LeoDutra (2014-12-15 15:10:09+00:00)
Title: Allow array buffer usage when possible

- using `Int32Array()` if supported (fallback to common `Array`);
- caching `ratio` and `getImageDataHD` after first use;
- optimized `getImagePixels`;
- minor optimizations.