On Tue, Apr 10, 2018 at 07:21:29PM +0530, Gyan Doshi wrote: > > > On 4/10/2018 4:49 AM, Michael Niedermayer wrote: > > >To implement generic "codec supported" checks, muxers would have to > >list what they support. > >There are 3 ways i know how this can be done in the current API > >1. the audio_codec / video_codec / ... fields > >2. the codec_tag array (this was in fact IIRC one of the intended uses of it) > >3. the querry_format callback > > These are raw single stream muxers - most only dump packets and _should_ > accept exactly one codec_id. A couple may insert bitstream filters. Only one > writes a trailer. So none of them have a codec_tag member or a query_codec > callback. Personally, I agree that the current method is inelegant but these > "muxers" are stable and these tests shouldn't need changes. But I can go the > query_codec route if you advise it.
yes please do note query_codec is only needed for the few special cases that do more than one codec_id thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB The real ebay dictionary, page 2 "100% positive feedback" - "All either got their money back or didnt complain" "Best seller ever, very honest" - "Seller refunded buyer after failed scam"
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