[FFmpeg-devel] [PATCH] avfilter/af_atempo: fix assertion failure on empty input

Pavel Koshevoy pkoshevoy at gmail.com
Sun Dec 18 02:37:09 EET 2016


On Thu, Dec 15, 2016 at 3:31 AM, Marton Balint <cus at passwd.hu> wrote:
>
>
> On Wed, 14 Dec 2016, Pavel Koshevoy wrote:
>
>> On Wed, Dec 14, 2016 at 7:27 PM, Marton Balint <cus at passwd.hu> wrote:
>>>
>>> Signed-off-by: Marton Balint <cus at passwd.hu>
>>> ---
>>>  libavfilter/af_atempo.c | 10 +++++++---
>>>  1 file changed, 7 insertions(+), 3 deletions(-)
>>>
>>
>>
>> I'd like to understand these changes a little better ... how can I
>> reproduce the problem this is trying to fix?
>>
>
> Basically it happens on empty input:
>
> ffmpeg -f s16be -i /dev/null -af atempo output.wav


I've posted a smaller alternative fix --
http://ffmpeg.org/pipermail/ffmpeg-devel/2016-December/204591.html

    Pavel.


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