On 22/05/15 16:07, Vittorio Giovara wrote:
> On Thu, May 21, 2015 at 4:18 PM, Tom Butterworth <[email protected]> wrote:
>>> diff --git a/Changelog b/Changelog
>>> index 9d73449..f7c59e9 100644
>>> --- a/Changelog
>>> +++ b/Changelog
>>> @@ -30,6 +30,7 @@ version <next>:
>>>  - Canopus HQ/HQA decoder
>>>  - Automatically rotate videos based on metadata in avconv
>>>  - improved Quickdraw compatibility
>>> +- HAP decoder and encoder
>>>
>>
>> Hap, not HAP (throughout your patch)
>> Also Vidvox not VidVox or VideoVox as it appears variously
> 
> ok will amend
> 
>>>  version 11:
>>> diff --git a/configure b/configure
>>> index 5bcc2df..80cda8e 100755
>>> --- a/configure
>>> +++ b/configure
>>> @@ -220,6 +220,7 @@ External library support:
>>>                             native MPEG-4/Xvid encoder exists [no]
>>>    --enable-mmal            enable decoding via MMAL [no]
>>>    --enable-openssl         enable openssl [no]
>>> +  --enable-snappy          enable snappy decompression [no]
>>>    --enable-x11grab         enable X11 grabbing (legacy) [no]
>>>    --enable-zlib            enable zlib [autodetect]
>>>
>>
>> Can it be autodetected?
> 
> Theoretically yes, but distributors do not like that, especially for
> non system libraries.
> Maybe someone will write an internal snappy decompressor so that there
> won't be any external dependencies at all.
> 

Did yesterday, now someone else has to makes sure it works as intended
and integrate it.

>> Is this worthy of a warning?
> 
> Not familiar with snappy enough if its common that uncompress is
> better than compressed.

Common enough that the chunked version (the one that uses only COPY1 and
COPY2 since each chunk is 64k) has a special tag for it.

In general uncompressible end up with as many verbatim tags as needed or
worse.

> I can remove or reduce its level if you prefer.

Make it verbose please.

lu
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