Re: Updated FFmpeg support

On Thu, May 6, 2021 at 4:43 PM Leland <[email protected]> wrote:

> I’ll take a look Peter.  Sounds rather strange though.
>

Thanks.

See:
*Bug 2775* <https://bugzilla.audacityteam.org/show_bug.cgi?id=2775> - Audacity
can crash when exporting some FFmpeg types (when FFmpeg library not updated)
*Bug 2776* <https://bugzilla.audacityteam.org/show_bug.cgi?id=2776> - Wrong
unhelpful error message when importing FFmpeg audio files



>
> And yes, if you upgrade to any version newer than the previous one, older
> Audacity versions will not recognize it.
>

That will make regression testing (and timer testing) of FFmpeg exports
rather "interesting" ...

Peter.



>
> *From:* Peter Sampson <[email protected]>
> *Sent:* Thursday, May 6, 2021 10:02 AM
> *To:* Devel <[email protected]>; Peter Sampson <
> [email protected]>
> *Subject:* Re: [Audacity-devel] Updated FFmpeg support
>
>
>
> Ok so now when I test on W10 with Audacity 3.0.3 29a657b
>
>
>
> 1) I can no longer Import AAC or Opus files - I get an error message
>
>
>
> 2) I can't export Opus or AAC
>
> 2.1) Opus gives not one but two error messages
>
> 2.2) AAC export crashes Audacity
>
>
>
> Now I'm just a *"simple-minded, dumb user"* (for the purposes of this
> test) and of course
>
> I have only updated my app to 3.0.3 29a657b - and of course I haven't
> (yet) upgraded
>
> my FFmpeg library to. the latest spiffy version.
>
>
>
> BUT Audacity should NOT crash when trying to export AAC (step 2.1)
>
>
>
> An Error message about the wrong FFmpeg would be MUCH more helpful not
> just for the AAC but for the
>
> Opus export where the messages are over-techy for the average user and
> don't tell the#m what is going on.
>
>
>
> The failed import messages are not helpful either - telling the user to
> try importing Raw Data - when they
>
> should be told they've got the wrong FFmpeg.
>
>
>
> Since I won't be the only user who upgrades to 3.0.3 with the FFmpeg
> upgrade and who fails to also
>
> upgrade their FFMpeg library (I still don't know how to do that - where to
> get it from) I'm thinking the
>
> crash warrants a P1 bug to be logged on Bugzilla.
>
>
>
>
>
>
> --------------------------------------------------------------------------------------------
>
>
>
> A related question for you Leland:
>
>
>
> If and when I do upgrade my FFmpeg so that 3.0.3 29a657b (and later work
> with FFmpeg),
>
> will that stop my earlier versions of Audacity stop working with FFmpeg ?
>
>
>
>
>
> Peter.
>
>
>
>
>
>
>
>
>
> On Wed, May 5, 2021 at 4:56 PM Leland <[email protected]> wrote:
>
> Done.
>
>
>
> *From:* Dmitry Vedenko <[email protected]>
> *Sent:* Wednesday, May 5, 2021 6:15 AM
> *To:* [email protected]
> *Cc:* Leland Lucius <[email protected]>
> *Subject:* Re: [Audacity-devel] Updated FFmpeg support
>
>
>
> Leland, can you please merge it in then?
>
>
>
> On Wed, May 5, 2021 at 1:18 PM Steve Fiddle <[email protected]>
> wrote:
>
> On the forum we receive frequent requests for. more recent versions of
> FFmpeg, so I expect this will be a very welcome enhancement for users.
>
>
>
> Steve
>
>
>
>
>
> On Wed, 5 May 2021 at 09:17, Peter Sampson <[email protected]>
> wrote:
>
>
>
>
>
> On Wed, May 5, 2021 at 9:10 AM Leland Lucius <[email protected]> wrote:
>
> Yepper
>
>
>
> Thanks for the heads-up Leland.
>
>
>
> In which case I have no objections to the upgrade.
>
>
>
> Peter.
>
>
>
>
>
>
>
> On Wed, May 5, 2021, 2:16 AM Peter Sampson <[email protected]>
> wrote:
>
>
>
>
>
> On Wed, May 5, 2021 at 2:21 AM Leland <[email protected]> wrote:
>
> Any objections to committing pull #741:
>
>
>
> https://github.com/audacity/audacity/pull/741
>
>
>
> Will this update facilitate the use of Opus on Mac, Leland ?
>
>
>
> Peter.
>
>
>
>
>
>
>
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