63b61d55f9
In apply_unsharp(), when y is >= height, prevent out-of-buffer reading from src, read from the last buffer line in src2 instead. The check was implemented in the original unsharp libmpcodecs code and lost in the port. This also fixes output discrepancy between the two filters.
FFmpeg README ------------- 1) Documentation ---------------- * Read the documentation in the doc/ directory. 2) Licensing ------------ * See the LICENSE file.