[FFmpeg-devel] [PATCH] fix speex sample

Baptiste Coudurier baptiste.coudurier
Fri Apr 3 05:08:41 CEST 2009

On 4/2/2009 7:11 PM, Michael Niedermayer wrote:
> On Thu, Apr 02, 2009 at 06:09:15PM -0700, Baptiste Coudurier wrote:
>> Michael Niedermayer wrote:
> [...]
>>>> Then I guess you noticed how many bugs are rotting in roundup ? This is
>>>> becoming a nightmare and is really frightening. Nobody jumps in, and
>>>> this was proved by the last 2 attempts to organize a bug fixing weekend.
>>> i know and agree, you also remember i did occassionally in the past fix a
>>> bunch of bugs but ATM i lack the motivation, i know thats my problem and
>>> i should go and bang my head against the wall ;)
>> Well, yes, but it's not only your problem, I believe it is our problem,
>> and it would be nice if everybody could participate in the effort.
> fine but i have to check this with the insurance first, if they cover damage
> from a bunch of madman banging their heads against the walls
>> I was motivated yesterday night.
>>>> Now I do care and I proved it, so I claim that yes some changes my
>>>> introduce regression but these will be fixed quickly, I engage myself.
>>> i think the proposed fix is wrong and a correct one will not introduce a
>>> regression
>> Well, I still don't really see how and why, I've explained more below.
> iam not talking about "SoundRate UB[2]" but that:
>             else if(!strcmp(key, "audiosamplerate") && acodec && num_val >= 0) {
>                 //some tools, like FLVTool2, write consistently approximate metadata sample rates
>                 if (!acodec->sample_rate) {
>                     switch((int)num_val) {
>                         case 44000: acodec->sample_rate = 44100  ; break;
>                         case 22000: acodec->sample_rate = 22050  ; break;
>                         case 11000: acodec->sample_rate = 11025  ; break;
>                         case 5000 : acodec->sample_rate = 5512   ; break;
>                         default   : acodec->sample_rate = num_val;

Yes, however I'm sorry, I don't see how this relates to the patch.

The patch makes the demuxer always set speex and nellymoser to their
correct _codec_ value IMHO, this "audiosamplerate" is a metadata thing
according to the specs, defined with onMetadata mechanism.

Baptiste COUDURIER                              GnuPG Key Id: 0x5C1ABAAA
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