[FFmpeg-devel] [PATCH] FLAC parser

Michael Chinen mchinen
Tue Sep 28 06:08:01 CEST 2010


On Mon, Sep 27, 2010 at 1:32 AM, Felipe Contreras
<felipe.contreras at gmail.com> wrote:
> 2010/9/26 M?ns Rullg?rd <mans at mansr.com>:
>> Felipe Contreras <felipe.contreras at gmail.com> writes:
>>> On Sun, Sep 26, 2010 at 1:58 PM, Michael Chinen <mchinen at gmail.com> wrote:
>>>> On Sun, Sep 26, 2010 at 2:00 AM, Felipe Contreras
>>>> [...]
>>>>> Ah, I needed CONFIG_FLAC_PARSER.
>>>> I would like to test this. ?I am running configure without any mention
>>>> of the parser. ?How can I get it to go without CONFIG_FLAC_PARSER?
>>> I guess --disable-parser=flac
>>>>> Since now the decoder doesn't work without the parser, wouldn't a
>>>>> dependency should somehow be specified?
>>>> Is this dependency undesirable? ?I can look into getting both cases to
>>>> work if so.
>>> I don't know, but with your patches this stopped working:
>>> ./configure --disable-everything --enable-decoder='flac'
>>> --enable-demuxer='ogg,flac' --enable-protocol=file
>>> --enable-encoder='pcm_s16le' --enable-muxer='wav'
>>> ffmpeg -i test.flac test.wav
>> The demuxer probably needs the parser to find frame boundaries. ?Can
>> it play flac in ogg (where ogg provides the framing)?
> I haven't tried this yet, but at least it doesn't seem to work with my
> gst-av[1] stuff, so I think the problem is in the decoder itself.

Any ogg related thing is definitely not supported in this
parser/decoder (nor in the previous flacdec.c).
flac in ogg is .ogg file right? - should it be handled by this parser/decoder?

The patch isn't ready quite yet, but I'm working on it.


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