[FFmpeg-devel] [PATCH] lavfi/format: fix crash in case no format is specified

[wm4]

On Mon,  9 Dec 2013 15:45:56 +0100
Stefano Sabatini <stefasab at gmail.com> wrote:

> Also extend logic so that if no format is specified then all formats are
> accepted. This is probably silly but is consitent with the (undocumented)
> behavior of aformat.
> 
> Fix trac ticket #3210.

If the format list is explicitly set to empty (like in #3210), it
definitely should always fail at format negotiation, instead of
accepting all formats.