search for: fix_before

...The proposed patch is available at: https://git.xiph.org/?p=opus.git;a=commitdiff;h=949c7f33181 It's a decoder-only change and it fixes the low-bitrate pre-echo problem. I uploaded a short example that demonstrates the problem and the fix. This is before the change: http://jmvalin.ca/misc_stuff/fix_before.wav and this is after the change: http://jmvalin.ca/misc_stuff/fix_after.wav Note especially the "t" in the word "tour", which has noticeable HF pre-echo in the "before" file. Both files are decoded from the same 16 kb/s CBR bit-stream. The fix does not impact compati...