Changeset fc6a3ef4 in ffmpeg

Timestamp:
Jan 3, 2014, 3:42:46 PM (11 years ago)
Author:
Anton Khirnov <anton@khirnov.net>
Branches:
master
Children:
4b8bc6d2, cc976a75
Parents:
3d95d273
git-author:
Anton Khirnov <anton@khirnov.net> (12/16/13 17:44:15)
git-committer:
Anton Khirnov <anton@khirnov.net> (01/03/14 15:42:46)
Message:

audio_mix: fix zeroing output channels in certain cases

Specifically, when the corresponding input channel exists and its matrix
column is all-zero (which is necessary for zeroing the output), the
matrix column must be removed from the matrix.

This is not done currently, so the mixing code would end up using
uninitialized pointers from stack.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind

(No files)

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